diff --git a/drivers/video/drm/drm_crtc.c b/drivers/video/drm/drm_crtc.c new file mode 100644 index 0000000000..557196951a --- /dev/null +++ b/drivers/video/drm/drm_crtc.c @@ -0,0 +1,2477 @@ +/* + * Copyright (c) 2006-2008 Intel Corporation + * Copyright (c) 2007 Dave Airlie + * Copyright (c) 2008 Red Hat Inc. + * + * DRM core CRTC related functions + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + * + * Authors: + * Keith Packard + * Eric Anholt + * Dave Airlie + * Jesse Barnes + */ +#include +#include "drm.h" +#include "drmP.h" +#include "drm_crtc.h" + +struct drm_prop_enum_list { + int type; + char *name; +}; + +/* Avoid boilerplate. I'm tired of typing. */ +#define DRM_ENUM_NAME_FN(fnname, list) \ + char *fnname(int val) \ + { \ + int i; \ + for (i = 0; i < ARRAY_SIZE(list); i++) { \ + if (list[i].type == val) \ + return list[i].name; \ + } \ + return "(unknown)"; \ + } + +/* + * Global properties + */ +static struct drm_prop_enum_list drm_dpms_enum_list[] = +{ { DRM_MODE_DPMS_ON, "On" }, + { DRM_MODE_DPMS_STANDBY, "Standby" }, + { DRM_MODE_DPMS_SUSPEND, "Suspend" }, + { DRM_MODE_DPMS_OFF, "Off" } +}; + +DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list) + +/* + * Optional properties + */ +static struct drm_prop_enum_list drm_scaling_mode_enum_list[] = +{ + { DRM_MODE_SCALE_NON_GPU, "Non-GPU" }, + { DRM_MODE_SCALE_FULLSCREEN, "Fullscreen" }, + { DRM_MODE_SCALE_NO_SCALE, "No scale" }, + { DRM_MODE_SCALE_ASPECT, "Aspect" }, +}; + +static struct drm_prop_enum_list drm_dithering_mode_enum_list[] = +{ + { DRM_MODE_DITHERING_OFF, "Off" }, + { DRM_MODE_DITHERING_ON, "On" }, +}; + +/* + * Non-global properties, but "required" for certain connectors. + */ +static struct drm_prop_enum_list drm_dvi_i_select_enum_list[] = +{ + { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ + { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ + { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ +}; + +DRM_ENUM_NAME_FN(drm_get_dvi_i_select_name, drm_dvi_i_select_enum_list) + +static struct drm_prop_enum_list drm_dvi_i_subconnector_enum_list[] = +{ + { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ + { DRM_MODE_SUBCONNECTOR_DVID, "DVI-D" }, /* DVI-I */ + { DRM_MODE_SUBCONNECTOR_DVIA, "DVI-A" }, /* DVI-I */ +}; + +DRM_ENUM_NAME_FN(drm_get_dvi_i_subconnector_name, + drm_dvi_i_subconnector_enum_list) + +static struct drm_prop_enum_list drm_tv_select_enum_list[] = +{ + { DRM_MODE_SUBCONNECTOR_Automatic, "Automatic" }, /* DVI-I and TV-out */ + { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ + { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ + { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ +}; + +DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list) + +static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] = +{ + { DRM_MODE_SUBCONNECTOR_Unknown, "Unknown" }, /* DVI-I and TV-out */ + { DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */ + { DRM_MODE_SUBCONNECTOR_SVIDEO, "SVIDEO" }, /* TV-out */ + { DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */ +}; + +DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name, + drm_tv_subconnector_enum_list) + +struct drm_conn_prop_enum_list { + int type; + char *name; + int count; +}; + +/* + * Connector and encoder types. + */ +static struct drm_conn_prop_enum_list drm_connector_enum_list[] = +{ { DRM_MODE_CONNECTOR_Unknown, "Unknown", 0 }, + { DRM_MODE_CONNECTOR_VGA, "VGA", 0 }, + { DRM_MODE_CONNECTOR_DVII, "DVI-I", 0 }, + { DRM_MODE_CONNECTOR_DVID, "DVI-D", 0 }, + { DRM_MODE_CONNECTOR_DVIA, "DVI-A", 0 }, + { DRM_MODE_CONNECTOR_Composite, "Composite", 0 }, + { DRM_MODE_CONNECTOR_SVIDEO, "SVIDEO", 0 }, + { DRM_MODE_CONNECTOR_LVDS, "LVDS", 0 }, + { DRM_MODE_CONNECTOR_Component, "Component", 0 }, + { DRM_MODE_CONNECTOR_9PinDIN, "9-pin DIN", 0 }, + { DRM_MODE_CONNECTOR_DisplayPort, "DisplayPort", 0 }, + { DRM_MODE_CONNECTOR_HDMIA, "HDMI Type A", 0 }, + { DRM_MODE_CONNECTOR_HDMIB, "HDMI Type B", 0 }, +}; + +static struct drm_prop_enum_list drm_encoder_enum_list[] = +{ { DRM_MODE_ENCODER_NONE, "None" }, + { DRM_MODE_ENCODER_DAC, "DAC" }, + { DRM_MODE_ENCODER_TMDS, "TMDS" }, + { DRM_MODE_ENCODER_LVDS, "LVDS" }, + { DRM_MODE_ENCODER_TVDAC, "TV" }, +}; + +char *drm_get_encoder_name(struct drm_encoder *encoder) +{ + static char buf[32]; + + snprintf(buf, 32, "%s-%d", + drm_encoder_enum_list[encoder->encoder_type].name, + encoder->base.id); + return buf; +} + +char *drm_get_connector_name(struct drm_connector *connector) +{ + static char buf[32]; + + snprintf(buf, 32, "%s-%d", + drm_connector_enum_list[connector->connector_type].name, + connector->connector_type_id); + return buf; +} +EXPORT_SYMBOL(drm_get_connector_name); + +char *drm_get_connector_status_name(enum drm_connector_status status) +{ + if (status == connector_status_connected) + return "connected"; + else if (status == connector_status_disconnected) + return "disconnected"; + else + return "unknown"; +} + +/** + * drm_mode_object_get - allocate a new identifier + * @dev: DRM device + * @ptr: object pointer, used to generate unique ID + * @type: object type + * + * LOCKING: + * + * Create a unique identifier based on @ptr in @dev's identifier space. Used + * for tracking modes, CRTCs and connectors. + * + * RETURNS: + * New unique (relative to other objects in @dev) integer identifier for the + * object. + */ +static int drm_mode_object_get(struct drm_device *dev, + struct drm_mode_object *obj, uint32_t obj_type) +{ + int new_id = 0; + int ret; + +again: + if (idr_pre_get(&dev->mode_config.crtc_idr, GFP_KERNEL) == 0) { + DRM_ERROR("Ran out memory getting a mode number\n"); + return -EINVAL; + } + +// mutex_lock(&dev->mode_config.idr_mutex); + ret = idr_get_new_above(&dev->mode_config.crtc_idr, obj, 1, &new_id); +// mutex_unlock(&dev->mode_config.idr_mutex); + if (ret == -EAGAIN) + goto again; + + obj->id = new_id; + obj->type = obj_type; + return 0; +} + +/** + * drm_mode_object_put - free an identifer + * @dev: DRM device + * @id: ID to free + * + * LOCKING: + * Caller must hold DRM mode_config lock. + * + * Free @id from @dev's unique identifier pool. + */ +static void drm_mode_object_put(struct drm_device *dev, + struct drm_mode_object *object) +{ +// mutex_lock(&dev->mode_config.idr_mutex); + idr_remove(&dev->mode_config.crtc_idr, object->id); +// mutex_unlock(&dev->mode_config.idr_mutex); +} + +void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type) +{ + struct drm_mode_object *obj = NULL; + +// mutex_lock(&dev->mode_config.idr_mutex); + obj = idr_find(&dev->mode_config.crtc_idr, id); + if (!obj || (obj->type != type) || (obj->id != id)) + obj = NULL; +// mutex_unlock(&dev->mode_config.idr_mutex); + + return obj; +} +EXPORT_SYMBOL(drm_mode_object_find); + + +#if 0 + +/** + * drm_crtc_from_fb - find the CRTC structure associated with an fb + * @dev: DRM device + * @fb: framebuffer in question + * + * LOCKING: + * Caller must hold mode_config lock. + * + * Find CRTC in the mode_config structure that matches @fb. + * + * RETURNS: + * Pointer to the CRTC or NULL if it wasn't found. + */ +struct drm_crtc *drm_crtc_from_fb(struct drm_device *dev, + struct drm_framebuffer *fb) +{ + struct drm_crtc *crtc; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + if (crtc->fb == fb) + return crtc; + } + return NULL; +} + +/** + * drm_framebuffer_init - initialize a framebuffer + * @dev: DRM device + * + * LOCKING: + * Caller must hold mode config lock. + * + * Allocates an ID for the framebuffer's parent mode object, sets its mode + * functions & device file and adds it to the master fd list. + * + * RETURNS: + * Zero on success, error code on falure. + */ +int drm_framebuffer_init(struct drm_device *dev, struct drm_framebuffer *fb, + const struct drm_framebuffer_funcs *funcs) +{ + int ret; + + ret = drm_mode_object_get(dev, &fb->base, DRM_MODE_OBJECT_FB); + if (ret) { + return ret; + } + + fb->dev = dev; + fb->funcs = funcs; + dev->mode_config.num_fb++; + list_add(&fb->head, &dev->mode_config.fb_list); + + return 0; +} +EXPORT_SYMBOL(drm_framebuffer_init); + +/** + * drm_framebuffer_cleanup - remove a framebuffer object + * @fb: framebuffer to remove + * + * LOCKING: + * Caller must hold mode config lock. + * + * Scans all the CRTCs in @dev's mode_config. If they're using @fb, removes + * it, setting it to NULL. + */ +void drm_framebuffer_cleanup(struct drm_framebuffer *fb) +{ + struct drm_device *dev = fb->dev; + struct drm_crtc *crtc; + + /* remove from any CRTC */ + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + if (crtc->fb == fb) + crtc->fb = NULL; + } + + drm_mode_object_put(dev, &fb->base); + list_del(&fb->head); + dev->mode_config.num_fb--; +} +EXPORT_SYMBOL(drm_framebuffer_cleanup); + + +#endif + +/** + * drm_crtc_init - Initialise a new CRTC object + * @dev: DRM device + * @crtc: CRTC object to init + * @funcs: callbacks for the new CRTC + * + * LOCKING: + * Caller must hold mode config lock. + * + * Inits a new object created as base part of an driver crtc object. + */ +void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, + const struct drm_crtc_funcs *funcs) +{ + crtc->dev = dev; + crtc->funcs = funcs; + +// mutex_lock(&dev->mode_config.mutex); + drm_mode_object_get(dev, &crtc->base, DRM_MODE_OBJECT_CRTC); + + list_add_tail(&crtc->head, &dev->mode_config.crtc_list); + dev->mode_config.num_crtc++; +// mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_crtc_init); + +/** + * drm_crtc_cleanup - Cleans up the core crtc usage. + * @crtc: CRTC to cleanup + * + * LOCKING: + * Caller must hold mode config lock. + * + * Cleanup @crtc. Removes from drm modesetting space + * does NOT free object, caller does that. + */ +void drm_crtc_cleanup(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + + if (crtc->gamma_store) { + kfree(crtc->gamma_store); + crtc->gamma_store = NULL; + } + + drm_mode_object_put(dev, &crtc->base); + list_del(&crtc->head); + dev->mode_config.num_crtc--; +} +EXPORT_SYMBOL(drm_crtc_cleanup); + +/** + * drm_mode_probed_add - add a mode to a connector's probed mode list + * @connector: connector the new mode + * @mode: mode data + * + * LOCKING: + * Caller must hold mode config lock. + * + * Add @mode to @connector's mode list for later use. + */ +void drm_mode_probed_add(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + list_add(&mode->head, &connector->probed_modes); +} +EXPORT_SYMBOL(drm_mode_probed_add); + +/** + * drm_mode_remove - remove and free a mode + * @connector: connector list to modify + * @mode: mode to remove + * + * LOCKING: + * Caller must hold mode config lock. + * + * Remove @mode from @connector's mode list, then free it. + */ +void drm_mode_remove(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + list_del(&mode->head); + kfree(mode); +} +EXPORT_SYMBOL(drm_mode_remove); + +/** + * drm_connector_init - Init a preallocated connector + * @dev: DRM device + * @connector: the connector to init + * @funcs: callbacks for this connector + * @name: user visible name of the connector + * + * LOCKING: + * Caller must hold @dev's mode_config lock. + * + * Initialises a preallocated connector. Connectors should be + * subclassed as part of driver connector objects. + */ +void drm_connector_init(struct drm_device *dev, + struct drm_connector *connector, + const struct drm_connector_funcs *funcs, + int connector_type) +{ +// mutex_lock(&dev->mode_config.mutex); + + connector->dev = dev; + connector->funcs = funcs; + drm_mode_object_get(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR); + connector->connector_type = connector_type; + connector->connector_type_id = + ++drm_connector_enum_list[connector_type].count; /* TODO */ + INIT_LIST_HEAD(&connector->user_modes); + INIT_LIST_HEAD(&connector->probed_modes); + INIT_LIST_HEAD(&connector->modes); + connector->edid_blob_ptr = NULL; + + list_add_tail(&connector->head, &dev->mode_config.connector_list); + dev->mode_config.num_connector++; + + drm_connector_attach_property(connector, + dev->mode_config.edid_property, 0); + + drm_connector_attach_property(connector, + dev->mode_config.dpms_property, 0); + +// mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_connector_init); + +/** + * drm_connector_cleanup - cleans up an initialised connector + * @connector: connector to cleanup + * + * LOCKING: + * Caller must hold @dev's mode_config lock. + * + * Cleans up the connector but doesn't free the object. + */ +void drm_connector_cleanup(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_display_mode *mode, *t; + + list_for_each_entry_safe(mode, t, &connector->probed_modes, head) + drm_mode_remove(connector, mode); + + list_for_each_entry_safe(mode, t, &connector->modes, head) + drm_mode_remove(connector, mode); + + list_for_each_entry_safe(mode, t, &connector->user_modes, head) + drm_mode_remove(connector, mode); + +// mutex_lock(&dev->mode_config.mutex); + drm_mode_object_put(dev, &connector->base); + list_del(&connector->head); +// mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_connector_cleanup); + +void drm_encoder_init(struct drm_device *dev, + struct drm_encoder *encoder, + const struct drm_encoder_funcs *funcs, + int encoder_type) +{ +// mutex_lock(&dev->mode_config.mutex); + + encoder->dev = dev; + + drm_mode_object_get(dev, &encoder->base, DRM_MODE_OBJECT_ENCODER); + encoder->encoder_type = encoder_type; + encoder->funcs = funcs; + + list_add_tail(&encoder->head, &dev->mode_config.encoder_list); + dev->mode_config.num_encoder++; + +// mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_encoder_init); + +void drm_encoder_cleanup(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; +// mutex_lock(&dev->mode_config.mutex); + drm_mode_object_put(dev, &encoder->base); + list_del(&encoder->head); +// mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_encoder_cleanup); + +/** + * drm_mode_create - create a new display mode + * @dev: DRM device + * + * LOCKING: + * Caller must hold DRM mode_config lock. + * + * Create a new drm_display_mode, give it an ID, and return it. + * + * RETURNS: + * Pointer to new mode on success, NULL on error. + */ +struct drm_display_mode *drm_mode_create(struct drm_device *dev) +{ + struct drm_display_mode *nmode; + + nmode = kzalloc(sizeof(struct drm_display_mode), GFP_KERNEL); + if (!nmode) + return NULL; + + drm_mode_object_get(dev, &nmode->base, DRM_MODE_OBJECT_MODE); + return nmode; +} +EXPORT_SYMBOL(drm_mode_create); + +/** + * drm_mode_destroy - remove a mode + * @dev: DRM device + * @mode: mode to remove + * + * LOCKING: + * Caller must hold mode config lock. + * + * Free @mode's unique identifier, then free it. + */ +void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) +{ + drm_mode_object_put(dev, &mode->base); + + kfree(mode); +} +EXPORT_SYMBOL(drm_mode_destroy); + +static int drm_mode_create_standard_connector_properties(struct drm_device *dev) +{ + struct drm_property *edid; + struct drm_property *dpms; + int i; + + /* + * Standard properties (apply to all connectors) + */ + edid = drm_property_create(dev, DRM_MODE_PROP_BLOB | + DRM_MODE_PROP_IMMUTABLE, + "EDID", 0); + dev->mode_config.edid_property = edid; + + dpms = drm_property_create(dev, DRM_MODE_PROP_ENUM, + "DPMS", ARRAY_SIZE(drm_dpms_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++) + drm_property_add_enum(dpms, i, drm_dpms_enum_list[i].type, + drm_dpms_enum_list[i].name); + dev->mode_config.dpms_property = dpms; + + return 0; +} + +/** + * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties + * @dev: DRM device + * + * Called by a driver the first time a DVI-I connector is made. + */ +int drm_mode_create_dvi_i_properties(struct drm_device *dev) +{ + struct drm_property *dvi_i_selector; + struct drm_property *dvi_i_subconnector; + int i; + + if (dev->mode_config.dvi_i_select_subconnector_property) + return 0; + + dvi_i_selector = + drm_property_create(dev, DRM_MODE_PROP_ENUM, + "select subconnector", + ARRAY_SIZE(drm_dvi_i_select_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_dvi_i_select_enum_list); i++) + drm_property_add_enum(dvi_i_selector, i, + drm_dvi_i_select_enum_list[i].type, + drm_dvi_i_select_enum_list[i].name); + dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector; + + dvi_i_subconnector = + drm_property_create(dev, DRM_MODE_PROP_ENUM | + DRM_MODE_PROP_IMMUTABLE, + "subconnector", + ARRAY_SIZE(drm_dvi_i_subconnector_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_dvi_i_subconnector_enum_list); i++) + drm_property_add_enum(dvi_i_subconnector, i, + drm_dvi_i_subconnector_enum_list[i].type, + drm_dvi_i_subconnector_enum_list[i].name); + dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector; + + return 0; +} +EXPORT_SYMBOL(drm_mode_create_dvi_i_properties); + +/** + * drm_create_tv_properties - create TV specific connector properties + * @dev: DRM device + * @num_modes: number of different TV formats (modes) supported + * @modes: array of pointers to strings containing name of each format + * + * Called by a driver's TV initialization routine, this function creates + * the TV specific connector properties for a given device. Caller is + * responsible for allocating a list of format names and passing them to + * this routine. + */ +int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes, + char *modes[]) +{ + struct drm_property *tv_selector; + struct drm_property *tv_subconnector; + int i; + + if (dev->mode_config.tv_select_subconnector_property) + return 0; + + /* + * Basic connector properties + */ + tv_selector = drm_property_create(dev, DRM_MODE_PROP_ENUM, + "select subconnector", + ARRAY_SIZE(drm_tv_select_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_tv_select_enum_list); i++) + drm_property_add_enum(tv_selector, i, + drm_tv_select_enum_list[i].type, + drm_tv_select_enum_list[i].name); + dev->mode_config.tv_select_subconnector_property = tv_selector; + + tv_subconnector = + drm_property_create(dev, DRM_MODE_PROP_ENUM | + DRM_MODE_PROP_IMMUTABLE, "subconnector", + ARRAY_SIZE(drm_tv_subconnector_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_tv_subconnector_enum_list); i++) + drm_property_add_enum(tv_subconnector, i, + drm_tv_subconnector_enum_list[i].type, + drm_tv_subconnector_enum_list[i].name); + dev->mode_config.tv_subconnector_property = tv_subconnector; + + /* + * Other, TV specific properties: margins & TV modes. + */ + dev->mode_config.tv_left_margin_property = + drm_property_create(dev, DRM_MODE_PROP_RANGE, + "left margin", 2); + dev->mode_config.tv_left_margin_property->values[0] = 0; + dev->mode_config.tv_left_margin_property->values[1] = 100; + + dev->mode_config.tv_right_margin_property = + drm_property_create(dev, DRM_MODE_PROP_RANGE, + "right margin", 2); + dev->mode_config.tv_right_margin_property->values[0] = 0; + dev->mode_config.tv_right_margin_property->values[1] = 100; + + dev->mode_config.tv_top_margin_property = + drm_property_create(dev, DRM_MODE_PROP_RANGE, + "top margin", 2); + dev->mode_config.tv_top_margin_property->values[0] = 0; + dev->mode_config.tv_top_margin_property->values[1] = 100; + + dev->mode_config.tv_bottom_margin_property = + drm_property_create(dev, DRM_MODE_PROP_RANGE, + "bottom margin", 2); + dev->mode_config.tv_bottom_margin_property->values[0] = 0; + dev->mode_config.tv_bottom_margin_property->values[1] = 100; + + dev->mode_config.tv_mode_property = + drm_property_create(dev, DRM_MODE_PROP_ENUM, + "mode", num_modes); + for (i = 0; i < num_modes; i++) + drm_property_add_enum(dev->mode_config.tv_mode_property, i, + i, modes[i]); + + return 0; +} +EXPORT_SYMBOL(drm_mode_create_tv_properties); + +/** + * drm_mode_create_scaling_mode_property - create scaling mode property + * @dev: DRM device + * + * Called by a driver the first time it's needed, must be attached to desired + * connectors. + */ +int drm_mode_create_scaling_mode_property(struct drm_device *dev) +{ + struct drm_property *scaling_mode; + int i; + + if (dev->mode_config.scaling_mode_property) + return 0; + + scaling_mode = + drm_property_create(dev, DRM_MODE_PROP_ENUM, "scaling mode", + ARRAY_SIZE(drm_scaling_mode_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_scaling_mode_enum_list); i++) + drm_property_add_enum(scaling_mode, i, + drm_scaling_mode_enum_list[i].type, + drm_scaling_mode_enum_list[i].name); + + dev->mode_config.scaling_mode_property = scaling_mode; + + return 0; +} +EXPORT_SYMBOL(drm_mode_create_scaling_mode_property); + +/** + * drm_mode_create_dithering_property - create dithering property + * @dev: DRM device + * + * Called by a driver the first time it's needed, must be attached to desired + * connectors. + */ +int drm_mode_create_dithering_property(struct drm_device *dev) +{ + struct drm_property *dithering_mode; + int i; + + if (dev->mode_config.dithering_mode_property) + return 0; + + dithering_mode = + drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering", + ARRAY_SIZE(drm_dithering_mode_enum_list)); + for (i = 0; i < ARRAY_SIZE(drm_dithering_mode_enum_list); i++) + drm_property_add_enum(dithering_mode, i, + drm_dithering_mode_enum_list[i].type, + drm_dithering_mode_enum_list[i].name); + dev->mode_config.dithering_mode_property = dithering_mode; + + return 0; +} +EXPORT_SYMBOL(drm_mode_create_dithering_property); + +/** + * drm_mode_config_init - initialize DRM mode_configuration structure + * @dev: DRM device + * + * LOCKING: + * None, should happen single threaded at init time. + * + * Initialize @dev's mode_config structure, used for tracking the graphics + * configuration of @dev. + */ +void drm_mode_config_init(struct drm_device *dev) +{ +// mutex_init(&dev->mode_config.mutex); +// mutex_init(&dev->mode_config.idr_mutex); + INIT_LIST_HEAD(&dev->mode_config.fb_list); + INIT_LIST_HEAD(&dev->mode_config.fb_kernel_list); + INIT_LIST_HEAD(&dev->mode_config.crtc_list); + INIT_LIST_HEAD(&dev->mode_config.connector_list); + INIT_LIST_HEAD(&dev->mode_config.encoder_list); + INIT_LIST_HEAD(&dev->mode_config.property_list); + INIT_LIST_HEAD(&dev->mode_config.property_blob_list); + idr_init(&dev->mode_config.crtc_idr); + +// mutex_lock(&dev->mode_config.mutex); + drm_mode_create_standard_connector_properties(dev); +// mutex_unlock(&dev->mode_config.mutex); + + /* Just to be sure */ + dev->mode_config.num_fb = 0; + dev->mode_config.num_connector = 0; + dev->mode_config.num_crtc = 0; + dev->mode_config.num_encoder = 0; +} +EXPORT_SYMBOL(drm_mode_config_init); + +int drm_mode_group_init(struct drm_device *dev, struct drm_mode_group *group) +{ + uint32_t total_objects = 0; + + total_objects += dev->mode_config.num_crtc; + total_objects += dev->mode_config.num_connector; + total_objects += dev->mode_config.num_encoder; + + if (total_objects == 0) + return -EINVAL; + + group->id_list = kzalloc(total_objects * sizeof(uint32_t), GFP_KERNEL); + if (!group->id_list) + return -ENOMEM; + + group->num_crtcs = 0; + group->num_connectors = 0; + group->num_encoders = 0; + return 0; +} + +int drm_mode_group_init_legacy_group(struct drm_device *dev, + struct drm_mode_group *group) +{ + struct drm_crtc *crtc; + struct drm_encoder *encoder; + struct drm_connector *connector; + int ret; + + if ((ret = drm_mode_group_init(dev, group))) + return ret; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) + group->id_list[group->num_crtcs++] = crtc->base.id; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + group->id_list[group->num_crtcs + group->num_encoders++] = + encoder->base.id; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) + group->id_list[group->num_crtcs + group->num_encoders + + group->num_connectors++] = connector->base.id; + + return 0; +} + +/** + * drm_mode_config_cleanup - free up DRM mode_config info + * @dev: DRM device + * + * LOCKING: + * Caller must hold mode config lock. + * + * Free up all the connectors and CRTCs associated with this DRM device, then + * free up the framebuffers and associated buffer objects. + * + * FIXME: cleanup any dangling user buffer objects too + */ +void drm_mode_config_cleanup(struct drm_device *dev) +{ + struct drm_connector *connector, *ot; + struct drm_crtc *crtc, *ct; + struct drm_encoder *encoder, *enct; + struct drm_framebuffer *fb, *fbt; + struct drm_property *property, *pt; + + list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, + head) { + encoder->funcs->destroy(encoder); + } + + list_for_each_entry_safe(connector, ot, + &dev->mode_config.connector_list, head) { + connector->funcs->destroy(connector); + } + + list_for_each_entry_safe(property, pt, &dev->mode_config.property_list, + head) { + drm_property_destroy(dev, property); + } + + list_for_each_entry_safe(fb, fbt, &dev->mode_config.fb_list, head) { + fb->funcs->destroy(fb); + } + + list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { + crtc->funcs->destroy(crtc); + } + +} +EXPORT_SYMBOL(drm_mode_config_cleanup); + +/** + * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo + * @out: drm_mode_modeinfo struct to return to the user + * @in: drm_display_mode to use + * + * LOCKING: + * None. + * + * Convert a drm_display_mode into a drm_mode_modeinfo structure to return to + * the user. + */ +void drm_crtc_convert_to_umode(struct drm_mode_modeinfo *out, + struct drm_display_mode *in) +{ + out->clock = in->clock; + out->hdisplay = in->hdisplay; + out->hsync_start = in->hsync_start; + out->hsync_end = in->hsync_end; + out->htotal = in->htotal; + out->hskew = in->hskew; + out->vdisplay = in->vdisplay; + out->vsync_start = in->vsync_start; + out->vsync_end = in->vsync_end; + out->vtotal = in->vtotal; + out->vscan = in->vscan; + out->vrefresh = in->vrefresh; + out->flags = in->flags; + out->type = in->type; + strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); + out->name[DRM_DISPLAY_MODE_LEN-1] = 0; +} + +/** + * drm_crtc_convert_to_umode - convert a modeinfo into a drm_display_mode + * @out: drm_display_mode to return to the user + * @in: drm_mode_modeinfo to use + * + * LOCKING: + * None. + * + * Convert a drm_mode_modeinfo into a drm_display_mode structure to return to + * the caller. + */ +void drm_crtc_convert_umode(struct drm_display_mode *out, + struct drm_mode_modeinfo *in) +{ + out->clock = in->clock; + out->hdisplay = in->hdisplay; + out->hsync_start = in->hsync_start; + out->hsync_end = in->hsync_end; + out->htotal = in->htotal; + out->hskew = in->hskew; + out->vdisplay = in->vdisplay; + out->vsync_start = in->vsync_start; + out->vsync_end = in->vsync_end; + out->vtotal = in->vtotal; + out->vscan = in->vscan; + out->vrefresh = in->vrefresh; + out->flags = in->flags; + out->type = in->type; + strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); + out->name[DRM_DISPLAY_MODE_LEN-1] = 0; +} + + +#if 0 +/** + * drm_mode_getresources - get graphics configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Takes mode config lock. + * + * Construct a set of configuration description structures and return + * them to the user, including CRTC, connector and framebuffer configuration. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_getresources(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_mode_card_res *card_res = data; + struct list_head *lh; + struct drm_framebuffer *fb; + struct drm_connector *connector; + struct drm_crtc *crtc; + struct drm_encoder *encoder; + int ret = 0; + int connector_count = 0; + int crtc_count = 0; + int fb_count = 0; + int encoder_count = 0; + int copied = 0, i; + uint32_t __user *fb_id; + uint32_t __user *crtc_id; + uint32_t __user *connector_id; + uint32_t __user *encoder_id; + struct drm_mode_group *mode_group; + + mutex_lock(&dev->mode_config.mutex); + + /* + * For the non-control nodes we need to limit the list of resources + * by IDs in the group list for this node + */ + list_for_each(lh, &file_priv->fbs) + fb_count++; + + mode_group = &file_priv->master->minor->mode_group; + if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { + + list_for_each(lh, &dev->mode_config.crtc_list) + crtc_count++; + + list_for_each(lh, &dev->mode_config.connector_list) + connector_count++; + + list_for_each(lh, &dev->mode_config.encoder_list) + encoder_count++; + } else { + + crtc_count = mode_group->num_crtcs; + connector_count = mode_group->num_connectors; + encoder_count = mode_group->num_encoders; + } + + card_res->max_height = dev->mode_config.max_height; + card_res->min_height = dev->mode_config.min_height; + card_res->max_width = dev->mode_config.max_width; + card_res->min_width = dev->mode_config.min_width; + + /* handle this in 4 parts */ + /* FBs */ + if (card_res->count_fbs >= fb_count) { + copied = 0; + fb_id = (uint32_t __user *)(unsigned long)card_res->fb_id_ptr; + list_for_each_entry(fb, &file_priv->fbs, head) { + if (put_user(fb->base.id, fb_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + card_res->count_fbs = fb_count; + + /* CRTCs */ + if (card_res->count_crtcs >= crtc_count) { + copied = 0; + crtc_id = (uint32_t __user *)(unsigned long)card_res->crtc_id_ptr; + if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { + list_for_each_entry(crtc, &dev->mode_config.crtc_list, + head) { + DRM_DEBUG("CRTC ID is %d\n", crtc->base.id); + if (put_user(crtc->base.id, crtc_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } else { + for (i = 0; i < mode_group->num_crtcs; i++) { + if (put_user(mode_group->id_list[i], + crtc_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + } + card_res->count_crtcs = crtc_count; + + /* Encoders */ + if (card_res->count_encoders >= encoder_count) { + copied = 0; + encoder_id = (uint32_t __user *)(unsigned long)card_res->encoder_id_ptr; + if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { + list_for_each_entry(encoder, + &dev->mode_config.encoder_list, + head) { + DRM_DEBUG("ENCODER ID is %d\n", + encoder->base.id); + if (put_user(encoder->base.id, encoder_id + + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } else { + for (i = mode_group->num_crtcs; i < mode_group->num_crtcs + mode_group->num_encoders; i++) { + if (put_user(mode_group->id_list[i], + encoder_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + + } + } + card_res->count_encoders = encoder_count; + + /* Connectors */ + if (card_res->count_connectors >= connector_count) { + copied = 0; + connector_id = (uint32_t __user *)(unsigned long)card_res->connector_id_ptr; + if (file_priv->master->minor->type == DRM_MINOR_CONTROL) { + list_for_each_entry(connector, + &dev->mode_config.connector_list, + head) { + DRM_DEBUG("CONNECTOR ID is %d\n", + connector->base.id); + if (put_user(connector->base.id, + connector_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } else { + int start = mode_group->num_crtcs + + mode_group->num_encoders; + for (i = start; i < start + mode_group->num_connectors; i++) { + if (put_user(mode_group->id_list[i], + connector_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + } + card_res->count_connectors = connector_count; + + DRM_DEBUG("Counted %d %d %d\n", card_res->count_crtcs, + card_res->count_connectors, card_res->count_encoders); + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + + +/** + * drm_mode_getcrtc - get CRTC configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Caller? (FIXME) + * + * Construct a CRTC configuration structure to return to the user. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_getcrtc(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_crtc *crtc_resp = data; + struct drm_crtc *crtc; + struct drm_mode_object *obj; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + + obj = drm_mode_object_find(dev, crtc_resp->crtc_id, + DRM_MODE_OBJECT_CRTC); + if (!obj) { + ret = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + + crtc_resp->x = crtc->x; + crtc_resp->y = crtc->y; + crtc_resp->gamma_size = crtc->gamma_size; + if (crtc->fb) + crtc_resp->fb_id = crtc->fb->base.id; + else + crtc_resp->fb_id = 0; + + if (crtc->enabled) { + + drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode); + crtc_resp->mode_valid = 1; + + } else { + crtc_resp->mode_valid = 0; + } + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_mode_getconnector - get connector configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Caller? (FIXME) + * + * Construct a connector configuration structure to return to the user. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_getconnector(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_mode_get_connector *out_resp = data; + struct drm_mode_object *obj; + struct drm_connector *connector; + struct drm_display_mode *mode; + int mode_count = 0; + int props_count = 0; + int encoders_count = 0; + int ret = 0; + int copied = 0; + int i; + struct drm_mode_modeinfo u_mode; + struct drm_mode_modeinfo __user *mode_ptr; + uint32_t __user *prop_ptr; + uint64_t __user *prop_values; + uint32_t __user *encoder_ptr; + + memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo)); + + DRM_DEBUG("connector id %d:\n", out_resp->connector_id); + + mutex_lock(&dev->mode_config.mutex); + + obj = drm_mode_object_find(dev, out_resp->connector_id, + DRM_MODE_OBJECT_CONNECTOR); + if (!obj) { + ret = -EINVAL; + goto out; + } + connector = obj_to_connector(obj); + + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] != 0) { + props_count++; + } + } + + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] != 0) { + encoders_count++; + } + } + + if (out_resp->count_modes == 0) { + connector->funcs->fill_modes(connector, + dev->mode_config.max_width, + dev->mode_config.max_height); + } + + /* delayed so we get modes regardless of pre-fill_modes state */ + list_for_each_entry(mode, &connector->modes, head) + mode_count++; + + out_resp->connector_id = connector->base.id; + out_resp->connector_type = connector->connector_type; + out_resp->connector_type_id = connector->connector_type_id; + out_resp->mm_width = connector->display_info.width_mm; + out_resp->mm_height = connector->display_info.height_mm; + out_resp->subpixel = connector->display_info.subpixel_order; + out_resp->connection = connector->status; + if (connector->encoder) + out_resp->encoder_id = connector->encoder->base.id; + else + out_resp->encoder_id = 0; + + /* + * This ioctl is called twice, once to determine how much space is + * needed, and the 2nd time to fill it. + */ + if ((out_resp->count_modes >= mode_count) && mode_count) { + copied = 0; + mode_ptr = (struct drm_mode_modeinfo *)(unsigned long)out_resp->modes_ptr; + list_for_each_entry(mode, &connector->modes, head) { + drm_crtc_convert_to_umode(&u_mode, mode); + if (copy_to_user(mode_ptr + copied, + &u_mode, sizeof(u_mode))) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + out_resp->count_modes = mode_count; + + if ((out_resp->count_props >= props_count) && props_count) { + copied = 0; + prop_ptr = (uint32_t *)(unsigned long)(out_resp->props_ptr); + prop_values = (uint64_t *)(unsigned long)(out_resp->prop_values_ptr); + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] != 0) { + if (put_user(connector->property_ids[i], + prop_ptr + copied)) { + ret = -EFAULT; + goto out; + } + + if (put_user(connector->property_values[i], + prop_values + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + } + out_resp->count_props = props_count; + + if ((out_resp->count_encoders >= encoders_count) && encoders_count) { + copied = 0; + encoder_ptr = (uint32_t *)(unsigned long)(out_resp->encoders_ptr); + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] != 0) { + if (put_user(connector->encoder_ids[i], + encoder_ptr + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + } + out_resp->count_encoders = encoders_count; + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +int drm_mode_getencoder(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_mode_get_encoder *enc_resp = data; + struct drm_mode_object *obj; + struct drm_encoder *encoder; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, enc_resp->encoder_id, + DRM_MODE_OBJECT_ENCODER); + if (!obj) { + ret = -EINVAL; + goto out; + } + encoder = obj_to_encoder(obj); + + if (encoder->crtc) + enc_resp->crtc_id = encoder->crtc->base.id; + else + enc_resp->crtc_id = 0; + enc_resp->encoder_type = encoder->encoder_type; + enc_resp->encoder_id = encoder->base.id; + enc_resp->possible_crtcs = encoder->possible_crtcs; + enc_resp->possible_clones = encoder->possible_clones; + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_mode_setcrtc - set CRTC configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Caller? (FIXME) + * + * Build a new CRTC configuration based on user request. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_setcrtc(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_mode_config *config = &dev->mode_config; + struct drm_mode_crtc *crtc_req = data; + struct drm_mode_object *obj; + struct drm_crtc *crtc, *crtcfb; + struct drm_connector **connector_set = NULL, *connector; + struct drm_framebuffer *fb = NULL; + struct drm_display_mode *mode = NULL; + struct drm_mode_set set; + uint32_t __user *set_connectors_ptr; + int ret = 0; + int i; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, crtc_req->crtc_id, + DRM_MODE_OBJECT_CRTC); + if (!obj) { + DRM_DEBUG("Unknown CRTC ID %d\n", crtc_req->crtc_id); + ret = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + + if (crtc_req->mode_valid) { + /* If we have a mode we need a framebuffer. */ + /* If we pass -1, set the mode with the currently bound fb */ + if (crtc_req->fb_id == -1) { + list_for_each_entry(crtcfb, + &dev->mode_config.crtc_list, head) { + if (crtcfb == crtc) { + DRM_DEBUG("Using current fb for setmode\n"); + fb = crtc->fb; + } + } + } else { + obj = drm_mode_object_find(dev, crtc_req->fb_id, + DRM_MODE_OBJECT_FB); + if (!obj) { + DRM_DEBUG("Unknown FB ID%d\n", crtc_req->fb_id); + ret = -EINVAL; + goto out; + } + fb = obj_to_fb(obj); + } + + mode = drm_mode_create(dev); + drm_crtc_convert_umode(mode, &crtc_req->mode); + drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); + } + + if (crtc_req->count_connectors == 0 && mode) { + DRM_DEBUG("Count connectors is 0 but mode set\n"); + ret = -EINVAL; + goto out; + } + + if (crtc_req->count_connectors > 0 && !mode && !fb) { + DRM_DEBUG("Count connectors is %d but no mode or fb set\n", + crtc_req->count_connectors); + ret = -EINVAL; + goto out; + } + + if (crtc_req->count_connectors > 0) { + u32 out_id; + + /* Avoid unbounded kernel memory allocation */ + if (crtc_req->count_connectors > config->num_connector) { + ret = -EINVAL; + goto out; + } + + connector_set = kmalloc(crtc_req->count_connectors * + sizeof(struct drm_connector *), + GFP_KERNEL); + if (!connector_set) { + ret = -ENOMEM; + goto out; + } + + for (i = 0; i < crtc_req->count_connectors; i++) { + set_connectors_ptr = (uint32_t *)(unsigned long)crtc_req->set_connectors_ptr; + if (get_user(out_id, &set_connectors_ptr[i])) { + ret = -EFAULT; + goto out; + } + + obj = drm_mode_object_find(dev, out_id, + DRM_MODE_OBJECT_CONNECTOR); + if (!obj) { + DRM_DEBUG("Connector id %d unknown\n", out_id); + ret = -EINVAL; + goto out; + } + connector = obj_to_connector(obj); + + connector_set[i] = connector; + } + } + + set.crtc = crtc; + set.x = crtc_req->x; + set.y = crtc_req->y; + set.mode = mode; + set.connectors = connector_set; + set.num_connectors = crtc_req->count_connectors; + set.fb =fb; + ret = crtc->funcs->set_config(&set); + +out: + kfree(connector_set); + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +int drm_mode_cursor_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_cursor *req = data; + struct drm_mode_object *obj; + struct drm_crtc *crtc; + int ret = 0; + + DRM_DEBUG("\n"); + + if (!req->flags) { + DRM_ERROR("no operation set\n"); + return -EINVAL; + } + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC); + if (!obj) { + DRM_DEBUG("Unknown CRTC ID %d\n", req->crtc_id); + ret = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + + if (req->flags & DRM_MODE_CURSOR_BO) { + if (!crtc->funcs->cursor_set) { + DRM_ERROR("crtc does not support cursor\n"); + ret = -ENXIO; + goto out; + } + /* Turns off the cursor if handle is 0 */ + ret = crtc->funcs->cursor_set(crtc, file_priv, req->handle, + req->width, req->height); + } + + if (req->flags & DRM_MODE_CURSOR_MOVE) { + if (crtc->funcs->cursor_move) { + ret = crtc->funcs->cursor_move(crtc, req->x, req->y); + } else { + DRM_ERROR("crtc does not support cursor\n"); + ret = -EFAULT; + goto out; + } + } +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_mode_addfb - add an FB to the graphics configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Takes mode config lock. + * + * Add a new FB to the specified CRTC, given a user request. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_addfb(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_fb_cmd *r = data; + struct drm_mode_config *config = &dev->mode_config; + struct drm_framebuffer *fb; + int ret = 0; + + if ((config->min_width > r->width) || (r->width > config->max_width)) { + DRM_ERROR("mode new framebuffer width not within limits\n"); + return -EINVAL; + } + if ((config->min_height > r->height) || (r->height > config->max_height)) { + DRM_ERROR("mode new framebuffer height not within limits\n"); + return -EINVAL; + } + + mutex_lock(&dev->mode_config.mutex); + + /* TODO check buffer is sufficently large */ + /* TODO setup destructor callback */ + + fb = dev->mode_config.funcs->fb_create(dev, file_priv, r); + if (!fb) { + DRM_ERROR("could not create framebuffer\n"); + ret = -EINVAL; + goto out; + } + + r->fb_id = fb->base.id; + list_add(&fb->filp_head, &file_priv->fbs); + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_mode_rmfb - remove an FB from the configuration + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Takes mode config lock. + * + * Remove the FB specified by the user. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_rmfb(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_object *obj; + struct drm_framebuffer *fb = NULL; + struct drm_framebuffer *fbl = NULL; + uint32_t *id = data; + int ret = 0; + int found = 0; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, *id, DRM_MODE_OBJECT_FB); + /* TODO check that we realy get a framebuffer back. */ + if (!obj) { + DRM_ERROR("mode invalid framebuffer id\n"); + ret = -EINVAL; + goto out; + } + fb = obj_to_fb(obj); + + list_for_each_entry(fbl, &file_priv->fbs, filp_head) + if (fb == fbl) + found = 1; + + if (!found) { + DRM_ERROR("tried to remove a fb that we didn't own\n"); + ret = -EINVAL; + goto out; + } + + /* TODO release all crtc connected to the framebuffer */ + /* TODO unhock the destructor from the buffer object */ + + list_del(&fb->filp_head); + fb->funcs->destroy(fb); + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_mode_getfb - get FB info + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * LOCKING: + * Caller? (FIXME) + * + * Lookup the FB given its ID and return info about it. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_getfb(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_fb_cmd *r = data; + struct drm_mode_object *obj; + struct drm_framebuffer *fb; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, r->fb_id, DRM_MODE_OBJECT_FB); + if (!obj) { + DRM_ERROR("invalid framebuffer id\n"); + ret = -EINVAL; + goto out; + } + fb = obj_to_fb(obj); + + r->height = fb->height; + r->width = fb->width; + r->depth = fb->depth; + r->bpp = fb->bits_per_pixel; + r->pitch = fb->pitch; + fb->funcs->create_handle(fb, file_priv, &r->handle); + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +/** + * drm_fb_release - remove and free the FBs on this file + * @filp: file * from the ioctl + * + * LOCKING: + * Takes mode config lock. + * + * Destroy all the FBs associated with @filp. + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +void drm_fb_release(struct drm_file *priv) +{ + struct drm_device *dev = priv->minor->dev; + struct drm_framebuffer *fb, *tfb; + + mutex_lock(&dev->mode_config.mutex); + list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) { + list_del(&fb->filp_head); + fb->funcs->destroy(fb); + } + mutex_unlock(&dev->mode_config.mutex); +} +#endif + + +/** + * drm_mode_attachmode - add a mode to the user mode list + * @dev: DRM device + * @connector: connector to add the mode to + * @mode: mode to add + * + * Add @mode to @connector's user mode list. + */ +static int drm_mode_attachmode(struct drm_device *dev, + struct drm_connector *connector, + struct drm_display_mode *mode) +{ + int ret = 0; + + list_add_tail(&mode->head, &connector->user_modes); + return ret; +} + +int drm_mode_attachmode_crtc(struct drm_device *dev, struct drm_crtc *crtc, + struct drm_display_mode *mode) +{ + struct drm_connector *connector; + int ret = 0; + struct drm_display_mode *dup_mode; + int need_dup = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (!connector->encoder) + break; + if (connector->encoder->crtc == crtc) { + if (need_dup) + dup_mode = drm_mode_duplicate(dev, mode); + else + dup_mode = mode; + ret = drm_mode_attachmode(dev, connector, dup_mode); + if (ret) + return ret; + need_dup = 1; + } + } + return 0; +} +EXPORT_SYMBOL(drm_mode_attachmode_crtc); + +static int drm_mode_detachmode(struct drm_device *dev, + struct drm_connector *connector, + struct drm_display_mode *mode) +{ + int found = 0; + int ret = 0; + struct drm_display_mode *match_mode, *t; + + list_for_each_entry_safe(match_mode, t, &connector->user_modes, head) { + if (drm_mode_equal(match_mode, mode)) { + list_del(&match_mode->head); + drm_mode_destroy(dev, match_mode); + found = 1; + break; + } + } + + if (!found) + ret = -EINVAL; + + return ret; +} + +int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode) +{ + struct drm_connector *connector; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + drm_mode_detachmode(dev, connector, mode); + } + return 0; +} +EXPORT_SYMBOL(drm_mode_detachmode_crtc); + +#if 0 + +/** + * drm_fb_attachmode - Attach a user mode to an connector + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * This attaches a user specified mode to an connector. + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_attachmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_mode_cmd *mode_cmd = data; + struct drm_connector *connector; + struct drm_display_mode *mode; + struct drm_mode_object *obj; + struct drm_mode_modeinfo *umode = &mode_cmd->mode; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + + obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); + if (!obj) { + ret = -EINVAL; + goto out; + } + connector = obj_to_connector(obj); + + mode = drm_mode_create(dev); + if (!mode) { + ret = -ENOMEM; + goto out; + } + + drm_crtc_convert_umode(mode, umode); + + ret = drm_mode_attachmode(dev, connector, mode); +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + + +/** + * drm_fb_detachmode - Detach a user specified mode from an connector + * @inode: inode from the ioctl + * @filp: file * from the ioctl + * @cmd: cmd from ioctl + * @arg: arg from ioctl + * + * Called by the user via ioctl. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_mode_detachmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_object *obj; + struct drm_mode_mode_cmd *mode_cmd = data; + struct drm_connector *connector; + struct drm_display_mode mode; + struct drm_mode_modeinfo *umode = &mode_cmd->mode; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + + obj = drm_mode_object_find(dev, mode_cmd->connector_id, DRM_MODE_OBJECT_CONNECTOR); + if (!obj) { + ret = -EINVAL; + goto out; + } + connector = obj_to_connector(obj); + + drm_crtc_convert_umode(&mode, umode); + ret = drm_mode_detachmode(dev, connector, &mode); +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} +#endif + +struct drm_property *drm_property_create(struct drm_device *dev, int flags, + const char *name, int num_values) +{ + struct drm_property *property = NULL; + + property = kzalloc(sizeof(struct drm_property), GFP_KERNEL); + if (!property) + return NULL; + + if (num_values) { + property->values = kzalloc(sizeof(uint64_t)*num_values, GFP_KERNEL); + if (!property->values) + goto fail; + } + + drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY); + property->flags = flags; + property->num_values = num_values; + INIT_LIST_HEAD(&property->enum_blob_list); + + if (name) + strncpy(property->name, name, DRM_PROP_NAME_LEN); + + list_add_tail(&property->head, &dev->mode_config.property_list); + return property; +fail: + kfree(property); + return NULL; +} +EXPORT_SYMBOL(drm_property_create); + +int drm_property_add_enum(struct drm_property *property, int index, + uint64_t value, const char *name) +{ + struct drm_property_enum *prop_enum; + + if (!(property->flags & DRM_MODE_PROP_ENUM)) + return -EINVAL; + + if (!list_empty(&property->enum_blob_list)) { + list_for_each_entry(prop_enum, &property->enum_blob_list, head) { + if (prop_enum->value == value) { + strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); + prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; + return 0; + } + } + } + + prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL); + if (!prop_enum) + return -ENOMEM; + + strncpy(prop_enum->name, name, DRM_PROP_NAME_LEN); + prop_enum->name[DRM_PROP_NAME_LEN-1] = '\0'; + prop_enum->value = value; + + property->values[index] = value; + list_add_tail(&prop_enum->head, &property->enum_blob_list); + return 0; +} +EXPORT_SYMBOL(drm_property_add_enum); + +void drm_property_destroy(struct drm_device *dev, struct drm_property *property) +{ + struct drm_property_enum *prop_enum, *pt; + + list_for_each_entry_safe(prop_enum, pt, &property->enum_blob_list, head) { + list_del(&prop_enum->head); + kfree(prop_enum); + } + + if (property->num_values) + kfree(property->values); + drm_mode_object_put(dev, &property->base); + list_del(&property->head); + kfree(property); +} +EXPORT_SYMBOL(drm_property_destroy); + +int drm_connector_attach_property(struct drm_connector *connector, + struct drm_property *property, uint64_t init_val) +{ + int i; + + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] == 0) { + connector->property_ids[i] = property->base.id; + connector->property_values[i] = init_val; + break; + } + } + + if (i == DRM_CONNECTOR_MAX_PROPERTY) + return -EINVAL; + return 0; +} +EXPORT_SYMBOL(drm_connector_attach_property); + +int drm_connector_property_set_value(struct drm_connector *connector, + struct drm_property *property, uint64_t value) +{ + int i; + + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] == property->base.id) { + connector->property_values[i] = value; + break; + } + } + + if (i == DRM_CONNECTOR_MAX_PROPERTY) + return -EINVAL; + return 0; +} +EXPORT_SYMBOL(drm_connector_property_set_value); + +int drm_connector_property_get_value(struct drm_connector *connector, + struct drm_property *property, uint64_t *val) +{ + int i; + + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] == property->base.id) { + *val = connector->property_values[i]; + break; + } + } + + if (i == DRM_CONNECTOR_MAX_PROPERTY) + return -EINVAL; + return 0; +} +EXPORT_SYMBOL(drm_connector_property_get_value); + +#if 0 +int drm_mode_getproperty_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_object *obj; + struct drm_mode_get_property *out_resp = data; + struct drm_property *property; + int enum_count = 0; + int blob_count = 0; + int value_count = 0; + int ret = 0, i; + int copied; + struct drm_property_enum *prop_enum; + struct drm_mode_property_enum __user *enum_ptr; + struct drm_property_blob *prop_blob; + uint32_t *blob_id_ptr; + uint64_t __user *values_ptr; + uint32_t __user *blob_length_ptr; + +// mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); + if (!obj) { + ret = -EINVAL; + goto done; + } + property = obj_to_property(obj); + + if (property->flags & DRM_MODE_PROP_ENUM) { + list_for_each_entry(prop_enum, &property->enum_blob_list, head) + enum_count++; + } else if (property->flags & DRM_MODE_PROP_BLOB) { + list_for_each_entry(prop_blob, &property->enum_blob_list, head) + blob_count++; + } + + value_count = property->num_values; + + strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN); + out_resp->name[DRM_PROP_NAME_LEN-1] = 0; + out_resp->flags = property->flags; + + if ((out_resp->count_values >= value_count) && value_count) { + values_ptr = (uint64_t *)(unsigned long)out_resp->values_ptr; + for (i = 0; i < value_count; i++) { + if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) { + ret = -EFAULT; + goto done; + } + } + } + out_resp->count_values = value_count; + + if (property->flags & DRM_MODE_PROP_ENUM) { + if ((out_resp->count_enum_blobs >= enum_count) && enum_count) { + copied = 0; + enum_ptr = (struct drm_mode_property_enum *)(unsigned long)out_resp->enum_blob_ptr; + list_for_each_entry(prop_enum, &property->enum_blob_list, head) { + + if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) { + ret = -EFAULT; + goto done; + } + + if (copy_to_user(&enum_ptr[copied].name, + &prop_enum->name, DRM_PROP_NAME_LEN)) { + ret = -EFAULT; + goto done; + } + copied++; + } + } + out_resp->count_enum_blobs = enum_count; + } + + if (property->flags & DRM_MODE_PROP_BLOB) { + if ((out_resp->count_enum_blobs >= blob_count) && blob_count) { + copied = 0; + blob_id_ptr = (uint32_t *)(unsigned long)out_resp->enum_blob_ptr; + blob_length_ptr = (uint32_t *)(unsigned long)out_resp->values_ptr; + + list_for_each_entry(prop_blob, &property->enum_blob_list, head) { + if (put_user(prop_blob->base.id, blob_id_ptr + copied)) { + ret = -EFAULT; + goto done; + } + + if (put_user(prop_blob->length, blob_length_ptr + copied)) { + ret = -EFAULT; + goto done; + } + + copied++; + } + } + out_resp->count_enum_blobs = blob_count; + } +done: +// mutex_unlock(&dev->mode_config.mutex); + return ret; +} +#endif + +static struct drm_property_blob *drm_property_create_blob(struct drm_device *dev, int length, + void *data) +{ + struct drm_property_blob *blob; + + if (!length || !data) + return NULL; + + blob = kzalloc(sizeof(struct drm_property_blob)+length, GFP_KERNEL); + if (!blob) + return NULL; + + blob->data = (void *)((char *)blob + sizeof(struct drm_property_blob)); + blob->length = length; + + memcpy(blob->data, data, length); + + drm_mode_object_get(dev, &blob->base, DRM_MODE_OBJECT_BLOB); + + list_add_tail(&blob->head, &dev->mode_config.property_blob_list); + return blob; +} + +static void drm_property_destroy_blob(struct drm_device *dev, + struct drm_property_blob *blob) +{ + drm_mode_object_put(dev, &blob->base); + list_del(&blob->head); + kfree(blob); +} + +#if 0 +int drm_mode_getblob_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_object *obj; + struct drm_mode_get_blob *out_resp = data; + struct drm_property_blob *blob; + int ret = 0; + void *blob_ptr; + + mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, out_resp->blob_id, DRM_MODE_OBJECT_BLOB); + if (!obj) { + ret = -EINVAL; + goto done; + } + blob = obj_to_blob(obj); + + if (out_resp->length == blob->length) { + blob_ptr = (void *)(unsigned long)out_resp->data; + if (copy_to_user(blob_ptr, blob->data, blob->length)){ + ret = -EFAULT; + goto done; + } + } + out_resp->length = blob->length; + +done: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} +#endif + +int drm_mode_connector_update_edid_property(struct drm_connector *connector, + struct edid *edid) +{ + struct drm_device *dev = connector->dev; + int ret = 0; + + if (connector->edid_blob_ptr) + drm_property_destroy_blob(dev, connector->edid_blob_ptr); + + /* Delete edid, when there is none. */ + if (!edid) { + connector->edid_blob_ptr = NULL; + ret = drm_connector_property_set_value(connector, dev->mode_config.edid_property, 0); + return ret; + } + + connector->edid_blob_ptr = drm_property_create_blob(connector->dev, 128, edid); + + ret = drm_connector_property_set_value(connector, + dev->mode_config.edid_property, + connector->edid_blob_ptr->base.id); + + return ret; +} +EXPORT_SYMBOL(drm_mode_connector_update_edid_property); + +#if 0 +int drm_mode_connector_property_set_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_connector_set_property *out_resp = data; + struct drm_mode_object *obj; + struct drm_property *property; + struct drm_connector *connector; + int ret = -EINVAL; + int i; + +// mutex_lock(&dev->mode_config.mutex); + + obj = drm_mode_object_find(dev, out_resp->connector_id, DRM_MODE_OBJECT_CONNECTOR); + if (!obj) { + goto out; + } + connector = obj_to_connector(obj); + + for (i = 0; i < DRM_CONNECTOR_MAX_PROPERTY; i++) { + if (connector->property_ids[i] == out_resp->prop_id) + break; + } + + if (i == DRM_CONNECTOR_MAX_PROPERTY) { + goto out; + } + + obj = drm_mode_object_find(dev, out_resp->prop_id, DRM_MODE_OBJECT_PROPERTY); + if (!obj) { + goto out; + } + property = obj_to_property(obj); + + if (property->flags & DRM_MODE_PROP_IMMUTABLE) + goto out; + + if (property->flags & DRM_MODE_PROP_RANGE) { + if (out_resp->value < property->values[0]) + goto out; + + if (out_resp->value > property->values[1]) + goto out; + } else { + int found = 0; + for (i = 0; i < property->num_values; i++) { + if (property->values[i] == out_resp->value) { + found = 1; + break; + } + } + if (!found) { + goto out; + } + } + + /* Do DPMS ourselves */ + if (property == connector->dev->mode_config.dpms_property) { + if (connector->funcs->dpms) + (*connector->funcs->dpms)(connector, (int) out_resp->value); + ret = 0; + } else if (connector->funcs->set_property) + ret = connector->funcs->set_property(connector, property, out_resp->value); + + /* store the property value if succesful */ + if (!ret) + drm_connector_property_set_value(connector, property, out_resp->value); +out: +// mutex_unlock(&dev->mode_config.mutex); + return ret; +} +#endif + +int drm_mode_connector_attach_encoder(struct drm_connector *connector, + struct drm_encoder *encoder) +{ + int i; + + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == 0) { + connector->encoder_ids[i] = encoder->base.id; + return 0; + } + } + return -ENOMEM; +} +EXPORT_SYMBOL(drm_mode_connector_attach_encoder); + +void drm_mode_connector_detach_encoder(struct drm_connector *connector, + struct drm_encoder *encoder) +{ + int i; + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == encoder->base.id) { + connector->encoder_ids[i] = 0; + if (connector->encoder == encoder) + connector->encoder = NULL; + break; + } + } +} +EXPORT_SYMBOL(drm_mode_connector_detach_encoder); + +bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, + int gamma_size) +{ + crtc->gamma_size = gamma_size; + + crtc->gamma_store = kzalloc(gamma_size * sizeof(uint16_t) * 3, GFP_KERNEL); + if (!crtc->gamma_store) { + crtc->gamma_size = 0; + return false; + } + + return true; +} +EXPORT_SYMBOL(drm_mode_crtc_set_gamma_size); + +#if 0 +int drm_mode_gamma_set_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_crtc_lut *crtc_lut = data; + struct drm_mode_object *obj; + struct drm_crtc *crtc; + void *r_base, *g_base, *b_base; + int size; + int ret = 0; + +// mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); + if (!obj) { + ret = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + + /* memcpy into gamma store */ + if (crtc_lut->gamma_size != crtc->gamma_size) { + ret = -EINVAL; + goto out; + } + + size = crtc_lut->gamma_size * (sizeof(uint16_t)); + r_base = crtc->gamma_store; + if (copy_from_user(r_base, (void __user *)(unsigned long)crtc_lut->red, size)) { + ret = -EFAULT; + goto out; + } + + g_base = r_base + size; + if (copy_from_user(g_base, (void __user *)(unsigned long)crtc_lut->green, size)) { + ret = -EFAULT; + goto out; + } + + b_base = g_base + size; + if (copy_from_user(b_base, (void __user *)(unsigned long)crtc_lut->blue, size)) { + ret = -EFAULT; + goto out; + } + + crtc->funcs->gamma_set(crtc, r_base, g_base, b_base, crtc->gamma_size); + +out: +// mutex_unlock(&dev->mode_config.mutex); + return ret; + +} + +int drm_mode_gamma_get_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_crtc_lut *crtc_lut = data; + struct drm_mode_object *obj; + struct drm_crtc *crtc; + void *r_base, *g_base, *b_base; + int size; + int ret = 0; + +// mutex_lock(&dev->mode_config.mutex); + obj = drm_mode_object_find(dev, crtc_lut->crtc_id, DRM_MODE_OBJECT_CRTC); + if (!obj) { + ret = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + + /* memcpy into gamma store */ + if (crtc_lut->gamma_size != crtc->gamma_size) { + ret = -EINVAL; + goto out; + } + + size = crtc_lut->gamma_size * (sizeof(uint16_t)); + r_base = crtc->gamma_store; + if (copy_to_user((void __user *)(unsigned long)crtc_lut->red, r_base, size)) { + ret = -EFAULT; + goto out; + } + + g_base = r_base + size; + if (copy_to_user((void __user *)(unsigned long)crtc_lut->green, g_base, size)) { + ret = -EFAULT; + goto out; + } + + b_base = g_base + size; + if (copy_to_user((void __user *)(unsigned long)crtc_lut->blue, b_base, size)) { + ret = -EFAULT; + goto out; + } +out: +// mutex_unlock(&dev->mode_config.mutex); + return ret; +} + +#endif diff --git a/drivers/video/drm/drm_crtc_helper.c b/drivers/video/drm/drm_crtc_helper.c new file mode 100644 index 0000000000..5a8f2dcc4d --- /dev/null +++ b/drivers/video/drm/drm_crtc_helper.c @@ -0,0 +1,1095 @@ +/* + * Copyright (c) 2006-2008 Intel Corporation + * Copyright (c) 2007 Dave Airlie + * + * DRM core CRTC related functions + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that copyright + * notice and this permission notice appear in supporting documentation, and + * that the name of the copyright holders not be used in advertising or + * publicity pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no representations + * about the suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + * + * Authors: + * Keith Packard + * Eric Anholt + * Dave Airlie + * Jesse Barnes + */ + +#include "drmP.h" +#include "drm_crtc.h" +#include "drm_crtc_helper.h" + +/* + * Detailed mode info for 800x600@60Hz + */ +static struct drm_display_mode std_modes[] = { + { DRM_MODE("800x600", DRM_MODE_TYPE_DEFAULT, 40000, 800, 840, + 968, 1056, 0, 600, 601, 605, 628, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, +}; + +static void drm_mode_validate_flag(struct drm_connector *connector, + int flags) +{ + struct drm_display_mode *mode, *t; + + if (flags == (DRM_MODE_FLAG_DBLSCAN | DRM_MODE_FLAG_INTERLACE)) + return; + + list_for_each_entry_safe(mode, t, &connector->modes, head) { + if ((mode->flags & DRM_MODE_FLAG_INTERLACE) && + !(flags & DRM_MODE_FLAG_INTERLACE)) + mode->status = MODE_NO_INTERLACE; + if ((mode->flags & DRM_MODE_FLAG_DBLSCAN) && + !(flags & DRM_MODE_FLAG_DBLSCAN)) + mode->status = MODE_NO_DBLESCAN; + } + + return; +} + +/** + * drm_helper_probe_connector_modes - get complete set of display modes + * @dev: DRM device + * @maxX: max width for modes + * @maxY: max height for modes + * + * LOCKING: + * Caller must hold mode config lock. + * + * Based on @dev's mode_config layout, scan all the connectors and try to detect + * modes on them. Modes will first be added to the connector's probed_modes + * list, then culled (based on validity and the @maxX, @maxY parameters) and + * put into the normal modes list. + * + * Intended to be used either at bootup time or when major configuration + * changes have occurred. + * + * FIXME: take into account monitor limits + * + * RETURNS: + * Number of modes found on @connector. + */ +int drm_helper_probe_single_connector_modes(struct drm_connector *connector, + uint32_t maxX, uint32_t maxY) +{ + struct drm_device *dev = connector->dev; + struct drm_display_mode *mode, *t; + struct drm_connector_helper_funcs *connector_funcs = + connector->helper_private; + int count = 0; + int mode_flags = 0; + + DRM_DEBUG("%s\n", drm_get_connector_name(connector)); + /* set all modes to the unverified state */ + list_for_each_entry_safe(mode, t, &connector->modes, head) + mode->status = MODE_UNVERIFIED; + + connector->status = connector->funcs->detect(connector); + + if (connector->status == connector_status_disconnected) { + DRM_DEBUG("%s is disconnected\n", + drm_get_connector_name(connector)); + /* TODO set EDID to NULL */ + return 0; + } + + count = (*connector_funcs->get_modes)(connector); + if (!count) + return 0; + + drm_mode_connector_list_update(connector); + + if (maxX && maxY) + drm_mode_validate_size(dev, &connector->modes, maxX, + maxY, 0); + + if (connector->interlace_allowed) + mode_flags |= DRM_MODE_FLAG_INTERLACE; + if (connector->doublescan_allowed) + mode_flags |= DRM_MODE_FLAG_DBLSCAN; + drm_mode_validate_flag(connector, mode_flags); + + list_for_each_entry_safe(mode, t, &connector->modes, head) { + if (mode->status == MODE_OK) + mode->status = connector_funcs->mode_valid(connector, + mode); + } + + + drm_mode_prune_invalid(dev, &connector->modes, true); + + if (list_empty(&connector->modes)) + return 0; + + drm_mode_sort(&connector->modes); + + DRM_DEBUG("Probed modes for %s\n", drm_get_connector_name(connector)); + list_for_each_entry_safe(mode, t, &connector->modes, head) { + mode->vrefresh = drm_mode_vrefresh(mode); + + drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); + drm_mode_debug_printmodeline(mode); + } + + return count; +} +EXPORT_SYMBOL(drm_helper_probe_single_connector_modes); + +int drm_helper_probe_connector_modes(struct drm_device *dev, uint32_t maxX, + uint32_t maxY) +{ + struct drm_connector *connector; + int count = 0; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + count += drm_helper_probe_single_connector_modes(connector, + maxX, maxY); + } + + return count; +} +EXPORT_SYMBOL(drm_helper_probe_connector_modes); + +static void drm_helper_add_std_modes(struct drm_device *dev, + struct drm_connector *connector) +{ + struct drm_display_mode *mode, *t; + int i; + + for (i = 0; i < ARRAY_SIZE(std_modes); i++) { + struct drm_display_mode *stdmode; + + /* + * When no valid EDID modes are available we end up + * here and bailed in the past, now we add some standard + * modes and move on. + */ + stdmode = drm_mode_duplicate(dev, &std_modes[i]); + drm_mode_probed_add(connector, stdmode); + drm_mode_list_concat(&connector->probed_modes, + &connector->modes); + + DRM_DEBUG("Adding mode %s to %s\n", stdmode->name, + drm_get_connector_name(connector)); + } + drm_mode_sort(&connector->modes); + + DRM_DEBUG("Added std modes on %s\n", drm_get_connector_name(connector)); + list_for_each_entry_safe(mode, t, &connector->modes, head) { + mode->vrefresh = drm_mode_vrefresh(mode); + + drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); + drm_mode_debug_printmodeline(mode); + } +} + +/** + * drm_helper_encoder_in_use - check if a given encoder is in use + * @encoder: encoder to check + * + * LOCKING: + * Caller must hold mode config lock. + * + * Walk @encoders's DRM device's mode_config and see if it's in use. + * + * RETURNS: + * True if @encoder is part of the mode_config, false otherwise. + */ +bool drm_helper_encoder_in_use(struct drm_encoder *encoder) +{ + struct drm_connector *connector; + struct drm_device *dev = encoder->dev; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) + if (connector->encoder == encoder) + return true; + return false; +} +EXPORT_SYMBOL(drm_helper_encoder_in_use); + +/** + * drm_helper_crtc_in_use - check if a given CRTC is in a mode_config + * @crtc: CRTC to check + * + * LOCKING: + * Caller must hold mode config lock. + * + * Walk @crtc's DRM device's mode_config and see if it's in use. + * + * RETURNS: + * True if @crtc is part of the mode_config, false otherwise. + */ +bool drm_helper_crtc_in_use(struct drm_crtc *crtc) +{ + struct drm_encoder *encoder; + struct drm_device *dev = crtc->dev; + /* FIXME: Locking around list access? */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) + if (encoder->crtc == crtc && drm_helper_encoder_in_use(encoder)) + return true; + return false; +} +EXPORT_SYMBOL(drm_helper_crtc_in_use); + +/** + * drm_disable_unused_functions - disable unused objects + * @dev: DRM device + * + * LOCKING: + * Caller must hold mode config lock. + * + * If an connector or CRTC isn't part of @dev's mode_config, it can be disabled + * by calling its dpms function, which should power it off. + */ +void drm_helper_disable_unused_functions(struct drm_device *dev) +{ + struct drm_encoder *encoder; + struct drm_encoder_helper_funcs *encoder_funcs; + struct drm_crtc *crtc; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + encoder_funcs = encoder->helper_private; + if (!drm_helper_encoder_in_use(encoder)) + (*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF); + } + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + crtc->enabled = drm_helper_crtc_in_use(crtc); + if (!crtc->enabled) { + crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); + crtc->fb = NULL; + } + } +} +EXPORT_SYMBOL(drm_helper_disable_unused_functions); + +static struct drm_display_mode *drm_has_preferred_mode(struct drm_connector *connector, int width, int height) +{ + struct drm_display_mode *mode; + + list_for_each_entry(mode, &connector->modes, head) { + if (drm_mode_width(mode) > width || + drm_mode_height(mode) > height) + continue; + if (mode->type & DRM_MODE_TYPE_PREFERRED) + return mode; + } + return NULL; +} + +static bool drm_connector_enabled(struct drm_connector *connector, bool strict) +{ + bool enable; + + if (strict) { + enable = connector->status == connector_status_connected; + } else { + enable = connector->status != connector_status_disconnected; + } + return enable; +} + +static void drm_enable_connectors(struct drm_device *dev, bool *enabled) +{ + bool any_enabled = false; + struct drm_connector *connector; + int i = 0; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + enabled[i] = drm_connector_enabled(connector, true); + DRM_DEBUG("connector %d enabled? %s\n", connector->base.id, + enabled[i] ? "yes" : "no"); + any_enabled |= enabled[i]; + i++; + } + + if (any_enabled) + return; + + i = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + enabled[i] = drm_connector_enabled(connector, false); + i++; + } +} + +static bool drm_target_preferred(struct drm_device *dev, + struct drm_display_mode **modes, + bool *enabled, int width, int height) +{ + struct drm_connector *connector; + int i = 0; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + + if (enabled[i] == false) { + i++; + continue; + } + + DRM_DEBUG("looking for preferred mode on connector %d\n", + connector->base.id); + + modes[i] = drm_has_preferred_mode(connector, width, height); + /* No preferred modes, pick one off the list */ + if (!modes[i] && !list_empty(&connector->modes)) { + list_for_each_entry(modes[i], &connector->modes, head) + break; + } + DRM_DEBUG("found mode %s\n", modes[i] ? modes[i]->name : + "none"); + i++; + } + return true; +} + +static int drm_pick_crtcs(struct drm_device *dev, + struct drm_crtc **best_crtcs, + struct drm_display_mode **modes, + int n, int width, int height) +{ + int c, o; + struct drm_connector *connector; + struct drm_connector_helper_funcs *connector_funcs; + struct drm_encoder *encoder; + struct drm_crtc *best_crtc; + int my_score, best_score, score; + struct drm_crtc **crtcs, *crtc; + + if (n == dev->mode_config.num_connector) + return 0; + c = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (c == n) + break; + c++; + } + + best_crtcs[n] = NULL; + best_crtc = NULL; + best_score = drm_pick_crtcs(dev, best_crtcs, modes, n+1, width, height); + if (modes[n] == NULL) + return best_score; + + crtcs = kmalloc(dev->mode_config.num_connector * + sizeof(struct drm_crtc *), GFP_KERNEL); + if (!crtcs) + return best_score; + + my_score = 1; + if (connector->status == connector_status_connected) + my_score++; + if (drm_has_preferred_mode(connector, width, height)) + my_score++; + + connector_funcs = connector->helper_private; + encoder = connector_funcs->best_encoder(connector); + if (!encoder) + goto out; + + connector->encoder = encoder; + + /* select a crtc for this connector and then attempt to configure + remaining connectors */ + c = 0; + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + + if ((connector->encoder->possible_crtcs & (1 << c)) == 0) { + c++; + continue; + } + + for (o = 0; o < n; o++) + if (best_crtcs[o] == crtc) + break; + + if (o < n) { + /* ignore cloning for now */ + c++; + continue; + } + + crtcs[n] = crtc; + memcpy(crtcs, best_crtcs, n * sizeof(struct drm_crtc *)); + score = my_score + drm_pick_crtcs(dev, crtcs, modes, n + 1, + width, height); + if (score > best_score) { + best_crtc = crtc; + best_score = score; + memcpy(best_crtcs, crtcs, + dev->mode_config.num_connector * + sizeof(struct drm_crtc *)); + } + c++; + } +out: + kfree(crtcs); + return best_score; +} + +static void drm_setup_crtcs(struct drm_device *dev) +{ + struct drm_crtc **crtcs; + struct drm_display_mode **modes; + struct drm_encoder *encoder; + struct drm_connector *connector; + bool *enabled; + int width, height; + int i, ret; + + DRM_DEBUG("\n"); + + width = dev->mode_config.max_width; + height = dev->mode_config.max_height; + + /* clean out all the encoder/crtc combos */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + encoder->crtc = NULL; + } + + crtcs = kcalloc(dev->mode_config.num_connector, + sizeof(struct drm_crtc *), GFP_KERNEL); + modes = kcalloc(dev->mode_config.num_connector, + sizeof(struct drm_display_mode *), GFP_KERNEL); + enabled = kcalloc(dev->mode_config.num_connector, + sizeof(bool), GFP_KERNEL); + + drm_enable_connectors(dev, enabled); + + ret = drm_target_preferred(dev, modes, enabled, width, height); + if (!ret) + DRM_ERROR("Unable to find initial modes\n"); + + DRM_DEBUG("picking CRTCs for %dx%d config\n", width, height); + + drm_pick_crtcs(dev, crtcs, modes, 0, width, height); + + i = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct drm_display_mode *mode = modes[i]; + struct drm_crtc *crtc = crtcs[i]; + + if (connector->encoder == NULL) { + i++; + continue; + } + + if (mode && crtc) { + DRM_DEBUG("desired mode %s set on crtc %d\n", + mode->name, crtc->base.id); + crtc->desired_mode = mode; + connector->encoder->crtc = crtc; + } else + connector->encoder->crtc = NULL; + i++; + } + + kfree(crtcs); + kfree(modes); + kfree(enabled); +} + +/** + * drm_encoder_crtc_ok - can a given crtc drive a given encoder? + * @encoder: encoder to test + * @crtc: crtc to test + * + * Return false if @encoder can't be driven by @crtc, true otherwise. + */ +static bool drm_encoder_crtc_ok(struct drm_encoder *encoder, + struct drm_crtc *crtc) +{ + struct drm_device *dev; + struct drm_crtc *tmp; + int crtc_mask = 1; + + WARN(!crtc, "checking null crtc?"); + + dev = crtc->dev; + + list_for_each_entry(tmp, &dev->mode_config.crtc_list, head) { + if (tmp == crtc) + break; + crtc_mask <<= 1; + } + + if (encoder->possible_crtcs & crtc_mask) + return true; + return false; +} + +/* + * Check the CRTC we're going to map each output to vs. its current + * CRTC. If they don't match, we have to disable the output and the CRTC + * since the driver will have to re-route things. + */ +static void +drm_crtc_prepare_encoders(struct drm_device *dev) +{ + struct drm_encoder_helper_funcs *encoder_funcs; + struct drm_encoder *encoder; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + encoder_funcs = encoder->helper_private; + /* Disable unused encoders */ + if (encoder->crtc == NULL) + (*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF); + /* Disable encoders whose CRTC is about to change */ + if (encoder_funcs->get_crtc && + encoder->crtc != (*encoder_funcs->get_crtc)(encoder)) + (*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF); + } +} + +/** + * drm_crtc_set_mode - set a mode + * @crtc: CRTC to program + * @mode: mode to use + * @x: width of mode + * @y: height of mode + * + * LOCKING: + * Caller must hold mode config lock. + * + * Try to set @mode on @crtc. Give @crtc and its associated connectors a chance + * to fixup or reject the mode prior to trying to set it. + * + * RETURNS: + * True if the mode was set successfully, or false otherwise. + */ +bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, + struct drm_display_mode *mode, + int x, int y, + struct drm_framebuffer *old_fb) +{ + struct drm_device *dev = crtc->dev; + struct drm_display_mode *adjusted_mode, saved_mode; + struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + struct drm_encoder_helper_funcs *encoder_funcs; + int saved_x, saved_y; + struct drm_encoder *encoder; + bool ret = true; + + adjusted_mode = drm_mode_duplicate(dev, mode); + + crtc->enabled = drm_helper_crtc_in_use(crtc); + + if (!crtc->enabled) + return true; + + saved_mode = crtc->mode; + saved_x = crtc->x; + saved_y = crtc->y; + + /* Update crtc values up front so the driver can rely on them for mode + * setting. + */ + crtc->mode = *mode; + crtc->x = x; + crtc->y = y; + + /* Pass our mode to the connectors and the CRTC to give them a chance to + * adjust it according to limitations or connector properties, and also + * a chance to reject the mode entirely. + */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + if (encoder->crtc != crtc) + continue; + encoder_funcs = encoder->helper_private; + if (!(ret = encoder_funcs->mode_fixup(encoder, mode, + adjusted_mode))) { + goto done; + } + } + + if (!(ret = crtc_funcs->mode_fixup(crtc, mode, adjusted_mode))) { + goto done; + } + + /* Prepare the encoders and CRTCs before setting the mode. */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + if (encoder->crtc != crtc) + continue; + encoder_funcs = encoder->helper_private; + /* Disable the encoders as the first thing we do. */ + encoder_funcs->prepare(encoder); + } + + drm_crtc_prepare_encoders(dev); + + crtc_funcs->prepare(crtc); + + /* Set up the DPLL and any encoders state that needs to adjust or depend + * on the DPLL. + */ + ret = !crtc_funcs->mode_set(crtc, mode, adjusted_mode, x, y, old_fb); + if (!ret) + goto done; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + if (encoder->crtc != crtc) + continue; + + DRM_INFO("%s: set mode %s %x\n", drm_get_encoder_name(encoder), + mode->name, mode->base.id); + encoder_funcs = encoder->helper_private; + encoder_funcs->mode_set(encoder, mode, adjusted_mode); + } + + /* Now enable the clocks, plane, pipe, and connectors that we set up. */ + crtc_funcs->commit(crtc); + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + if (encoder->crtc != crtc) + continue; + + encoder_funcs = encoder->helper_private; + encoder_funcs->commit(encoder); + + } + + /* XXX free adjustedmode */ + drm_mode_destroy(dev, adjusted_mode); + /* FIXME: add subpixel order */ +done: + if (!ret) { + crtc->mode = saved_mode; + crtc->x = saved_x; + crtc->y = saved_y; + } + + return ret; +} +EXPORT_SYMBOL(drm_crtc_helper_set_mode); + + +/** + * drm_crtc_helper_set_config - set a new config from userspace + * @crtc: CRTC to setup + * @crtc_info: user provided configuration + * @new_mode: new mode to set + * @connector_set: set of connectors for the new config + * @fb: new framebuffer + * + * LOCKING: + * Caller must hold mode config lock. + * + * Setup a new configuration, provided by the user in @crtc_info, and enable + * it. + * + * RETURNS: + * Zero. (FIXME) + */ +int drm_crtc_helper_set_config(struct drm_mode_set *set) +{ + struct drm_device *dev; + struct drm_crtc **save_crtcs, *new_crtc; + struct drm_encoder **save_encoders, *new_encoder; + struct drm_framebuffer *old_fb = NULL; + bool save_enabled; + bool mode_changed = false; + bool fb_changed = false; + struct drm_connector *connector; + int count = 0, ro, fail = 0; + struct drm_crtc_helper_funcs *crtc_funcs; + int ret = 0; + + DRM_DEBUG("\n"); + + if (!set) + return -EINVAL; + + if (!set->crtc) + return -EINVAL; + + if (!set->crtc->helper_private) + return -EINVAL; + + crtc_funcs = set->crtc->helper_private; + + DRM_DEBUG("crtc: %p %d fb: %p connectors: %p num_connectors: %d (x, y) (%i, %i)\n", + set->crtc, set->crtc->base.id, set->fb, set->connectors, + (int)set->num_connectors, set->x, set->y); + + dev = set->crtc->dev; + + /* save previous config */ + save_enabled = set->crtc->enabled; + + /* + * We do mode_config.num_connectors here since we'll look at the + * CRTC and encoder associated with each connector later. + */ + save_crtcs = kzalloc(dev->mode_config.num_connector * + sizeof(struct drm_crtc *), GFP_KERNEL); + if (!save_crtcs) + return -ENOMEM; + + save_encoders = kzalloc(dev->mode_config.num_connector * + sizeof(struct drm_encoders *), GFP_KERNEL); + if (!save_encoders) { + kfree(save_crtcs); + return -ENOMEM; + } + + /* We should be able to check here if the fb has the same properties + * and then just flip_or_move it */ + if (set->crtc->fb != set->fb) { + /* If we have no fb then treat it as a full mode set */ + if (set->crtc->fb == NULL) { + DRM_DEBUG("crtc has no fb, full mode set\n"); + mode_changed = true; + } else if ((set->fb->bits_per_pixel != + set->crtc->fb->bits_per_pixel) || + set->fb->depth != set->crtc->fb->depth) + fb_changed = true; + else + fb_changed = true; + } + + if (set->x != set->crtc->x || set->y != set->crtc->y) + fb_changed = true; + + if (set->mode && !drm_mode_equal(set->mode, &set->crtc->mode)) { + DRM_DEBUG("modes are different, full mode set\n"); + drm_mode_debug_printmodeline(&set->crtc->mode); + drm_mode_debug_printmodeline(set->mode); + mode_changed = true; + } + + /* a) traverse passed in connector list and get encoders for them */ + count = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct drm_connector_helper_funcs *connector_funcs = + connector->helper_private; + save_encoders[count++] = connector->encoder; + new_encoder = connector->encoder; + for (ro = 0; ro < set->num_connectors; ro++) { + if (set->connectors[ro] == connector) { + new_encoder = connector_funcs->best_encoder(connector); + /* if we can't get an encoder for a connector + we are setting now - then fail */ + if (new_encoder == NULL) + /* don't break so fail path works correct */ + fail = 1; + break; + } + } + + if (new_encoder != connector->encoder) { + DRM_DEBUG("encoder changed, full mode switch\n"); + mode_changed = true; + connector->encoder = new_encoder; + } + } + + if (fail) { + ret = -EINVAL; + goto fail_no_encoder; + } + + count = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (!connector->encoder) + continue; + + save_crtcs[count++] = connector->encoder->crtc; + + if (connector->encoder->crtc == set->crtc) + new_crtc = NULL; + else + new_crtc = connector->encoder->crtc; + + for (ro = 0; ro < set->num_connectors; ro++) { + if (set->connectors[ro] == connector) + new_crtc = set->crtc; + } + + /* Make sure the new CRTC will work with the encoder */ + if (new_crtc && + !drm_encoder_crtc_ok(connector->encoder, new_crtc)) { + ret = -EINVAL; + goto fail_set_mode; + } + if (new_crtc != connector->encoder->crtc) { + DRM_DEBUG("crtc changed, full mode switch\n"); + mode_changed = true; + connector->encoder->crtc = new_crtc; + } + DRM_DEBUG("setting connector %d crtc to %p\n", + connector->base.id, new_crtc); + } + + /* mode_set_base is not a required function */ + if (fb_changed && !crtc_funcs->mode_set_base) + mode_changed = true; + + if (mode_changed) { + old_fb = set->crtc->fb; + set->crtc->fb = set->fb; + set->crtc->enabled = (set->mode != NULL); + if (set->mode != NULL) { + DRM_DEBUG("attempting to set mode from userspace\n"); + drm_mode_debug_printmodeline(set->mode); + if (!drm_crtc_helper_set_mode(set->crtc, set->mode, + set->x, set->y, + old_fb)) { + DRM_ERROR("failed to set mode on crtc %p\n", + set->crtc); + ret = -EINVAL; + goto fail_set_mode; + } + /* TODO are these needed? */ + set->crtc->desired_x = set->x; + set->crtc->desired_y = set->y; + set->crtc->desired_mode = set->mode; + } + drm_helper_disable_unused_functions(dev); + } else if (fb_changed) { + old_fb = set->crtc->fb; + if (set->crtc->fb != set->fb) + set->crtc->fb = set->fb; + ret = crtc_funcs->mode_set_base(set->crtc, + set->x, set->y, old_fb); + if (ret != 0) + goto fail_set_mode; + } + + kfree(save_encoders); + kfree(save_crtcs); + return 0; + +fail_set_mode: + set->crtc->enabled = save_enabled; + set->crtc->fb = old_fb; + count = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + if (!connector->encoder) + continue; + + connector->encoder->crtc = save_crtcs[count++]; + } +fail_no_encoder: + kfree(save_crtcs); + count = 0; + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + connector->encoder = save_encoders[count++]; + } + kfree(save_encoders); + return ret; +} +EXPORT_SYMBOL(drm_crtc_helper_set_config); + +bool drm_helper_plugged_event(struct drm_device *dev) +{ + DRM_DEBUG("\n"); + + drm_helper_probe_connector_modes(dev, dev->mode_config.max_width, + dev->mode_config.max_height); + + drm_setup_crtcs(dev); + + /* alert the driver fb layer */ + dev->mode_config.funcs->fb_changed(dev); + + /* FIXME: send hotplug event */ + return true; +} +/** + * drm_initial_config - setup a sane initial connector configuration + * @dev: DRM device + * + * LOCKING: + * Called at init time, must take mode config lock. + * + * Scan the CRTCs and connectors and try to put together an initial setup. + * At the moment, this is a cloned configuration across all heads with + * a new framebuffer object as the backing store. + * + * RETURNS: + * Zero if everything went ok, nonzero otherwise. + */ +bool drm_helper_initial_config(struct drm_device *dev) +{ + struct drm_connector *connector; + int count = 0; + + count = drm_helper_probe_connector_modes(dev, + dev->mode_config.max_width, + dev->mode_config.max_height); + + /* + * None of the available connectors had any modes, so add some + * and try to light them up anyway + */ + if (!count) { + DRM_ERROR("connectors have no modes, using standard modes\n"); + list_for_each_entry(connector, + &dev->mode_config.connector_list, + head) + drm_helper_add_std_modes(dev, connector); + } + + drm_setup_crtcs(dev); + + /* alert the driver fb layer */ + dev->mode_config.funcs->fb_changed(dev); + + return 0; +} +EXPORT_SYMBOL(drm_helper_initial_config); + +static int drm_helper_choose_encoder_dpms(struct drm_encoder *encoder) +{ + int dpms = DRM_MODE_DPMS_OFF; + struct drm_connector *connector; + struct drm_device *dev = encoder->dev; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) + if (connector->encoder == encoder) + if (connector->dpms < dpms) + dpms = connector->dpms; + return dpms; +} + +static int drm_helper_choose_crtc_dpms(struct drm_crtc *crtc) +{ + int dpms = DRM_MODE_DPMS_OFF; + struct drm_connector *connector; + struct drm_device *dev = crtc->dev; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) + if (connector->encoder && connector->encoder->crtc == crtc) + if (connector->dpms < dpms) + dpms = connector->dpms; + return dpms; +} + +/** + * drm_helper_connector_dpms + * @connector affected connector + * @mode DPMS mode + * + * Calls the low-level connector DPMS function, then + * calls appropriate encoder and crtc DPMS functions as well + */ +void drm_helper_connector_dpms(struct drm_connector *connector, int mode) +{ + struct drm_encoder *encoder = connector->encoder; + struct drm_crtc *crtc = encoder ? encoder->crtc : NULL; + int old_dpms; + + if (mode == connector->dpms) + return; + + old_dpms = connector->dpms; + connector->dpms = mode; + + /* from off to on, do crtc then encoder */ + if (mode < old_dpms) { + if (crtc) { + struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + if (crtc_funcs->dpms) + (*crtc_funcs->dpms) (crtc, + drm_helper_choose_crtc_dpms(crtc)); + } + if (encoder) { + struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; + if (encoder_funcs->dpms) + (*encoder_funcs->dpms) (encoder, + drm_helper_choose_encoder_dpms(encoder)); + } + } + + /* from on to off, do encoder then crtc */ + if (mode > old_dpms) { + if (encoder) { + struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; + if (encoder_funcs->dpms) + (*encoder_funcs->dpms) (encoder, + drm_helper_choose_encoder_dpms(encoder)); + } + if (crtc) { + struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + if (crtc_funcs->dpms) + (*crtc_funcs->dpms) (crtc, + drm_helper_choose_crtc_dpms(crtc)); + } + } + + return; +} +EXPORT_SYMBOL(drm_helper_connector_dpms); + +/** + * drm_hotplug_stage_two + * @dev DRM device + * @connector hotpluged connector + * + * LOCKING. + * Caller must hold mode config lock, function might grab struct lock. + * + * Stage two of a hotplug. + * + * RETURNS: + * Zero on success, errno on failure. + */ +int drm_helper_hotplug_stage_two(struct drm_device *dev) +{ + drm_helper_plugged_event(dev); + + return 0; +} +EXPORT_SYMBOL(drm_helper_hotplug_stage_two); + +int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, + struct drm_mode_fb_cmd *mode_cmd) +{ + fb->width = mode_cmd->width; + fb->height = mode_cmd->height; + fb->pitch = mode_cmd->pitch; + fb->bits_per_pixel = mode_cmd->bpp; + fb->depth = mode_cmd->depth; + + return 0; +} +EXPORT_SYMBOL(drm_helper_mode_fill_fb_struct); + +int drm_helper_resume_force_mode(struct drm_device *dev) +{ + struct drm_crtc *crtc; + int ret; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + + if (!crtc->enabled) + continue; + + ret = drm_crtc_helper_set_mode(crtc, &crtc->mode, + crtc->x, crtc->y, crtc->fb); + + if (ret == false) + DRM_ERROR("failed to set mode on crtc %p\n", crtc); + } + return 0; +} +EXPORT_SYMBOL(drm_helper_resume_force_mode); diff --git a/drivers/video/drm/drm_edid.c b/drivers/video/drm/drm_edid.c new file mode 100644 index 0000000000..ace54a0810 --- /dev/null +++ b/drivers/video/drm/drm_edid.c @@ -0,0 +1,797 @@ +/* + * Copyright (c) 2006 Luc Verhaegen (quirks list) + * Copyright (c) 2007-2008 Intel Corporation + * Jesse Barnes + * + * DDC probing routines (drm_ddc_read & drm_do_probe_ddc_edid) originally from + * FB layer. + * Copyright (C) 2006 Dennis Munsie + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sub license, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ +//#include +//#include +//#include +#include "drmP.h" +#include "drm_edid.h" + + + + +/* + * TODO: + * - support EDID 1.4 (incl. CE blocks) + */ + +/* + * EDID blocks out in the wild have a variety of bugs, try to collect + * them here (note that userspace may work around broken monitors first, + * but fixes should make their way here so that the kernel "just works" + * on as many displays as possible). + */ + +/* First detailed mode wrong, use largest 60Hz mode */ +#define EDID_QUIRK_PREFER_LARGE_60 (1 << 0) +/* Reported 135MHz pixel clock is too high, needs adjustment */ +#define EDID_QUIRK_135_CLOCK_TOO_HIGH (1 << 1) +/* Prefer the largest mode at 75 Hz */ +#define EDID_QUIRK_PREFER_LARGE_75 (1 << 2) +/* Detail timing is in cm not mm */ +#define EDID_QUIRK_DETAILED_IN_CM (1 << 3) +/* Detailed timing descriptors have bogus size values, so just take the + * maximum size and use that. + */ +#define EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE (1 << 4) +/* Monitor forgot to set the first detailed is preferred bit. */ +#define EDID_QUIRK_FIRST_DETAILED_PREFERRED (1 << 5) +/* use +hsync +vsync for detailed mode */ +#define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6) + +static struct edid_quirk { + char *vendor; + int product_id; + u32 quirks; +} edid_quirk_list[] = { + /* Acer AL1706 */ + { "ACR", 44358, EDID_QUIRK_PREFER_LARGE_60 }, + /* Acer F51 */ + { "API", 0x7602, EDID_QUIRK_PREFER_LARGE_60 }, + /* Unknown Acer */ + { "ACR", 2423, EDID_QUIRK_FIRST_DETAILED_PREFERRED }, + + /* Belinea 10 15 55 */ + { "MAX", 1516, EDID_QUIRK_PREFER_LARGE_60 }, + { "MAX", 0x77e, EDID_QUIRK_PREFER_LARGE_60 }, + + /* Envision Peripherals, Inc. EN-7100e */ + { "EPI", 59264, EDID_QUIRK_135_CLOCK_TOO_HIGH }, + + /* Funai Electronics PM36B */ + { "FCM", 13600, EDID_QUIRK_PREFER_LARGE_75 | + EDID_QUIRK_DETAILED_IN_CM }, + + /* LG Philips LCD LP154W01-A5 */ + { "LPL", 0, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE }, + { "LPL", 0x2a00, EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE }, + + /* Philips 107p5 CRT */ + { "PHL", 57364, EDID_QUIRK_FIRST_DETAILED_PREFERRED }, + + /* Proview AY765C */ + { "PTS", 765, EDID_QUIRK_FIRST_DETAILED_PREFERRED }, + + /* Samsung SyncMaster 205BW. Note: irony */ + { "SAM", 541, EDID_QUIRK_DETAILED_SYNC_PP }, + /* Samsung SyncMaster 22[5-6]BW */ + { "SAM", 596, EDID_QUIRK_PREFER_LARGE_60 }, + { "SAM", 638, EDID_QUIRK_PREFER_LARGE_60 }, +}; + + +/* Valid EDID header has these bytes */ +static u8 edid_header[] = { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 }; + +/** + * edid_is_valid - sanity check EDID data + * @edid: EDID data + * + * Sanity check the EDID block by looking at the header, the version number + * and the checksum. Return 0 if the EDID doesn't check out, or 1 if it's + * valid. + */ +static bool edid_is_valid(struct edid *edid) +{ + int i; + u8 csum = 0; + u8 *raw_edid = (u8 *)edid; + + if (memcmp(edid->header, edid_header, sizeof(edid_header))) + goto bad; + if (edid->version != 1) { + DRM_ERROR("EDID has major version %d, instead of 1\n", edid->version); + goto bad; + } + if (edid->revision > 4) + DRM_DEBUG("EDID minor > 4, assuming backward compatibility\n"); + + for (i = 0; i < EDID_LENGTH; i++) + csum += raw_edid[i]; + if (csum) { + DRM_ERROR("EDID checksum is invalid, remainder is %d\n", csum); + goto bad; + } + + return 1; + +bad: + if (raw_edid) { + DRM_ERROR("Raw EDID:\n"); +// print_hex_dump_bytes(KERN_ERR, DUMP_PREFIX_NONE, raw_edid, EDID_LENGTH); +// printk("\n"); + } + return 0; +} + +/** + * edid_vendor - match a string against EDID's obfuscated vendor field + * @edid: EDID to match + * @vendor: vendor string + * + * Returns true if @vendor is in @edid, false otherwise + */ +static bool edid_vendor(struct edid *edid, char *vendor) +{ + char edid_vendor[3]; + + edid_vendor[0] = ((edid->mfg_id[0] & 0x7c) >> 2) + '@'; + edid_vendor[1] = (((edid->mfg_id[0] & 0x3) << 3) | + ((edid->mfg_id[1] & 0xe0) >> 5)) + '@'; + edid_vendor[2] = (edid->mfg_id[1] & 0x1f) + '@'; + + return !strncmp(edid_vendor, vendor, 3); +} + +/** + * edid_get_quirks - return quirk flags for a given EDID + * @edid: EDID to process + * + * This tells subsequent routines what fixes they need to apply. + */ +static u32 edid_get_quirks(struct edid *edid) +{ + struct edid_quirk *quirk; + int i; + + for (i = 0; i < ARRAY_SIZE(edid_quirk_list); i++) { + quirk = &edid_quirk_list[i]; + + if (edid_vendor(edid, quirk->vendor) && + (EDID_PRODUCT_ID(edid) == quirk->product_id)) + return quirk->quirks; + } + + return 0; +} + +#define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay) +#define MODE_REFRESH_DIFF(m,r) (abs((m)->vrefresh - target_refresh)) + + +/** + * edid_fixup_preferred - set preferred modes based on quirk list + * @connector: has mode list to fix up + * @quirks: quirks list + * + * Walk the mode list for @connector, clearing the preferred status + * on existing modes and setting it anew for the right mode ala @quirks. + */ +static void edid_fixup_preferred(struct drm_connector *connector, + u32 quirks) +{ + struct drm_display_mode *t, *cur_mode, *preferred_mode; + int target_refresh = 0; + + if (list_empty(&connector->probed_modes)) + return; + + if (quirks & EDID_QUIRK_PREFER_LARGE_60) + target_refresh = 60; + if (quirks & EDID_QUIRK_PREFER_LARGE_75) + target_refresh = 75; + + preferred_mode = list_first_entry(&connector->probed_modes, + struct drm_display_mode, head); + + list_for_each_entry_safe(cur_mode, t, &connector->probed_modes, head) { + cur_mode->type &= ~DRM_MODE_TYPE_PREFERRED; + + if (cur_mode == preferred_mode) + continue; + + /* Largest mode is preferred */ + if (MODE_SIZE(cur_mode) > MODE_SIZE(preferred_mode)) + preferred_mode = cur_mode; + + /* At a given size, try to get closest to target refresh */ + if ((MODE_SIZE(cur_mode) == MODE_SIZE(preferred_mode)) && + MODE_REFRESH_DIFF(cur_mode, target_refresh) < + MODE_REFRESH_DIFF(preferred_mode, target_refresh)) { + preferred_mode = cur_mode; + } + } + + preferred_mode->type |= DRM_MODE_TYPE_PREFERRED; +} + +/** + * drm_mode_std - convert standard mode info (width, height, refresh) into mode + * @t: standard timing params + * + * Take the standard timing params (in this case width, aspect, and refresh) + * and convert them into a real mode using CVT. + * + * Punts for now, but should eventually use the FB layer's CVT based mode + * generation code. + */ +struct drm_display_mode *drm_mode_std(struct drm_device *dev, + struct std_timing *t) +{ + struct drm_display_mode *mode; + int hsize = t->hsize * 8 + 248, vsize; + unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK) + >> EDID_TIMING_ASPECT_SHIFT; + + mode = drm_mode_create(dev); + if (!mode) + return NULL; + + if (aspect_ratio == 0) + vsize = (hsize * 10) / 16; + else if (aspect_ratio == 1) + vsize = (hsize * 3) / 4; + else if (aspect_ratio == 2) + vsize = (hsize * 4) / 5; + else + vsize = (hsize * 9) / 16; + + drm_mode_set_name(mode); + + return mode; +} + +/** + * drm_mode_detailed - create a new mode from an EDID detailed timing section + * @dev: DRM device (needed to create new mode) + * @edid: EDID block + * @timing: EDID detailed timing info + * @quirks: quirks to apply + * + * An EDID detailed timing block contains enough info for us to create and + * return a new struct drm_display_mode. + */ +static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, + struct edid *edid, + struct detailed_timing *timing, + u32 quirks) +{ + struct drm_display_mode *mode; + struct detailed_pixel_timing *pt = &timing->data.pixel_data; + unsigned hactive = (pt->hactive_hblank_hi & 0xf0) << 4 | pt->hactive_lo; + unsigned vactive = (pt->vactive_vblank_hi & 0xf0) << 4 | pt->vactive_lo; + unsigned hblank = (pt->hactive_hblank_hi & 0xf) << 8 | pt->hblank_lo; + unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; + unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; + unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo; + unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) >> 2 | pt->vsync_offset_pulse_width_lo >> 4; + unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf); + + /* ignore tiny modes */ + if (hactive < 64 || vactive < 64) + return NULL; + + if (pt->misc & DRM_EDID_PT_STEREO) { + printk(KERN_WARNING "stereo mode not supported\n"); + return NULL; + } + if (!(pt->misc & DRM_EDID_PT_SEPARATE_SYNC)) { + printk(KERN_WARNING "integrated sync not supported\n"); + return NULL; + } + + mode = drm_mode_create(dev); + if (!mode) + return NULL; + + mode->type = DRM_MODE_TYPE_DRIVER; + + if (quirks & EDID_QUIRK_135_CLOCK_TOO_HIGH) + timing->pixel_clock = cpu_to_le16(1088); + + mode->clock = le16_to_cpu(timing->pixel_clock) * 10; + + mode->hdisplay = hactive; + mode->hsync_start = mode->hdisplay + hsync_offset; + mode->hsync_end = mode->hsync_start + hsync_pulse_width; + mode->htotal = mode->hdisplay + hblank; + + mode->vdisplay = vactive; + mode->vsync_start = mode->vdisplay + vsync_offset; + mode->vsync_end = mode->vsync_start + vsync_pulse_width; + mode->vtotal = mode->vdisplay + vblank; + + drm_mode_set_name(mode); + + if (pt->misc & DRM_EDID_PT_INTERLACED) + mode->flags |= DRM_MODE_FLAG_INTERLACE; + + if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) { + pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE; + } + + mode->flags |= (pt->misc & DRM_EDID_PT_HSYNC_POSITIVE) ? + DRM_MODE_FLAG_PHSYNC : DRM_MODE_FLAG_NHSYNC; + mode->flags |= (pt->misc & DRM_EDID_PT_VSYNC_POSITIVE) ? + DRM_MODE_FLAG_PVSYNC : DRM_MODE_FLAG_NVSYNC; + + mode->width_mm = pt->width_mm_lo | (pt->width_height_mm_hi & 0xf0) << 4; + mode->height_mm = pt->height_mm_lo | (pt->width_height_mm_hi & 0xf) << 8; + + if (quirks & EDID_QUIRK_DETAILED_IN_CM) { + mode->width_mm *= 10; + mode->height_mm *= 10; + } + + if (quirks & EDID_QUIRK_DETAILED_USE_MAXIMUM_SIZE) { + mode->width_mm = edid->width_cm * 10; + mode->height_mm = edid->height_cm * 10; + } + + return mode; +} + +/* + * Detailed mode info for the EDID "established modes" data to use. + */ +static struct drm_display_mode edid_est_modes[] = { + { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, + 968, 1056, 0, 600, 601, 605, 628, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */ + { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824, + 896, 1024, 0, 600, 601, 603, 625, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */ + { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656, + 720, 840, 0, 480, 481, 484, 500, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */ + { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, + 704, 832, 0, 480, 489, 491, 520, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */ + { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704, + 768, 864, 0, 480, 483, 486, 525, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */ + { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25200, 640, 656, + 752, 800, 0, 480, 490, 492, 525, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */ + { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738, + 846, 900, 0, 400, 421, 423, 449, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */ + { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738, + 846, 900, 0, 400, 412, 414, 449, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */ + { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, + 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */ + { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78800, 1024, 1040, + 1136, 1312, 0, 768, 769, 772, 800, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */ + { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, + 1184, 1328, 0, 768, 771, 777, 806, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */ + { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, + 1184, 1344, 0, 768, 771, 777, 806, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */ + { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032, + 1208, 1264, 0, 768, 768, 776, 817, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */ + { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864, + 928, 1152, 0, 624, 625, 628, 667, 0, + DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */ + { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816, + 896, 1056, 0, 600, 601, 604, 625, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */ + { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856, + 976, 1040, 0, 600, 637, 643, 666, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */ + { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, + 1344, 1600, 0, 864, 865, 868, 900, 0, + DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */ +}; + +#define EDID_EST_TIMINGS 16 +#define EDID_STD_TIMINGS 8 +#define EDID_DETAILED_TIMINGS 4 + +/** + * add_established_modes - get est. modes from EDID and add them + * @edid: EDID block to scan + * + * Each EDID block contains a bitmap of the supported "established modes" list + * (defined above). Tease them out and add them to the global modes list. + */ +static int add_established_modes(struct drm_connector *connector, struct edid *edid) +{ + struct drm_device *dev = connector->dev; + unsigned long est_bits = edid->established_timings.t1 | + (edid->established_timings.t2 << 8) | + ((edid->established_timings.mfg_rsvd & 0x80) << 9); + int i, modes = 0; + + for (i = 0; i <= EDID_EST_TIMINGS; i++) + if (est_bits & (1<dev; + int i, modes = 0; + + for (i = 0; i < EDID_STD_TIMINGS; i++) { + struct std_timing *t = &edid->standard_timings[i]; + struct drm_display_mode *newmode; + + /* If std timings bytes are 1, 1 it's empty */ + if (t->hsize == 1 && t->vfreq_aspect == 1) + continue; + + newmode = drm_mode_std(dev, &edid->standard_timings[i]); + if (newmode) { + drm_mode_probed_add(connector, newmode); + modes++; + } + } + + return modes; +} + +/** + * add_detailed_modes - get detailed mode info from EDID data + * @connector: attached connector + * @edid: EDID block to scan + * @quirks: quirks to apply + * + * Some of the detailed timing sections may contain mode information. Grab + * it and add it to the list. + */ +static int add_detailed_info(struct drm_connector *connector, + struct edid *edid, u32 quirks) +{ + struct drm_device *dev = connector->dev; + int i, j, modes = 0; + + for (i = 0; i < EDID_DETAILED_TIMINGS; i++) { + struct detailed_timing *timing = &edid->detailed_timings[i]; + struct detailed_non_pixel *data = &timing->data.other_data; + struct drm_display_mode *newmode; + + /* EDID up to and including 1.2 may put monitor info here */ + if (edid->version == 1 && edid->revision < 3) + continue; + + /* Detailed mode timing */ + if (timing->pixel_clock) { + newmode = drm_mode_detailed(dev, edid, timing, quirks); + if (!newmode) + continue; + + /* First detailed mode is preferred */ + if (i == 0 && (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING)) + newmode->type |= DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(connector, newmode); + + modes++; + continue; + } + + /* Other timing or info */ + switch (data->type) { + case EDID_DETAIL_MONITOR_SERIAL: + break; + case EDID_DETAIL_MONITOR_STRING: + break; + case EDID_DETAIL_MONITOR_RANGE: + /* Get monitor range data */ + break; + case EDID_DETAIL_MONITOR_NAME: + break; + case EDID_DETAIL_MONITOR_CPDATA: + break; + case EDID_DETAIL_STD_MODES: + /* Five modes per detailed section */ + for (j = 0; j < 5; i++) { + struct std_timing *std; + struct drm_display_mode *newmode; + + std = &data->data.timings[j]; + newmode = drm_mode_std(dev, std); + if (newmode) { + drm_mode_probed_add(connector, newmode); + modes++; + } + } + break; + default: + break; + } + } + + return modes; +} + +#define DDC_ADDR 0x50 +/** + * Get EDID information via I2C. + * + * \param adapter : i2c device adaptor + * \param buf : EDID data buffer to be filled + * \param len : EDID data buffer length + * \return 0 on success or -1 on failure. + * + * Try to fetch EDID information by calling i2c driver function. + */ +int drm_do_probe_ddc_edid(struct i2c_adapter *adapter, + unsigned char *buf, int len) +{ + unsigned char start = 0x0; + struct i2c_msg msgs[] = { + { + .addr = DDC_ADDR, + .flags = 0, + .len = 1, + .buf = &start, + }, { + .addr = DDC_ADDR, + .flags = I2C_M_RD, + .len = len, + .buf = buf, + } + }; + + if (i2c_transfer(adapter, msgs, 2) == 2) + return 0; + +// dev_info(&adapter->dev, "unable to read EDID block.\n"); + return -1; +} +EXPORT_SYMBOL(drm_do_probe_ddc_edid); + +static int drm_ddc_read_edid(struct drm_connector *connector, + struct i2c_adapter *adapter, + char *buf, int len) +{ + int ret; + + ret = drm_do_probe_ddc_edid(adapter, buf, len); + if (ret != 0) { +// dev_info(&connector->dev->pdev->dev, "%s: no EDID data\n", +// drm_get_connector_name(connector)); + goto end; + } + if (!edid_is_valid((struct edid *)buf)) { +// dev_warn(&connector->dev->pdev->dev, "%s: EDID invalid.\n", +// drm_get_connector_name(connector)); + ret = -1; + } +end: + return ret; +} + +#define MAX_EDID_EXT_NUM 4 +/** + * drm_get_edid - get EDID data, if available + * @connector: connector we're probing + * @adapter: i2c adapter to use for DDC + * + * Poke the given connector's i2c channel to grab EDID data if possible. + * + * Return edid data or NULL if we couldn't find any. + */ +struct edid *drm_get_edid(struct drm_connector *connector, + struct i2c_adapter *adapter) +{ + int ret; + struct edid *edid; + + edid = kmalloc(EDID_LENGTH * (MAX_EDID_EXT_NUM + 1), + GFP_KERNEL); + if (edid == NULL) { +// dev_warn(&connector->dev->pdev->dev, +// "Failed to allocate EDID\n"); + goto end; + } + + /* Read first EDID block */ + ret = drm_ddc_read_edid(connector, adapter, + (unsigned char *)edid, EDID_LENGTH); + if (ret != 0) + goto clean_up; + + /* There are EDID extensions to be read */ + if (edid->extensions != 0) { + int edid_ext_num = edid->extensions; + + if (edid_ext_num > MAX_EDID_EXT_NUM) { + // dev_warn(&connector->dev->pdev->dev, +// "The number of extension(%d) is " +// "over max (%d), actually read number (%d)\n", +// edid_ext_num, MAX_EDID_EXT_NUM, +// MAX_EDID_EXT_NUM); + /* Reset EDID extension number to be read */ + edid_ext_num = MAX_EDID_EXT_NUM; + } + /* Read EDID including extensions too */ + ret = drm_ddc_read_edid(connector, adapter, (char *)edid, + EDID_LENGTH * (edid_ext_num + 1)); + if (ret != 0) + goto clean_up; + + } + + connector->display_info.raw_edid = (char *)edid; + goto end; + +clean_up: + kfree(edid); + edid = NULL; +end: + return edid; + +} +EXPORT_SYMBOL(drm_get_edid); + +#define HDMI_IDENTIFIER 0x000C03 +#define VENDOR_BLOCK 0x03 +/** + * drm_detect_hdmi_monitor - detect whether monitor is hdmi. + * @edid: monitor EDID information + * + * Parse the CEA extension according to CEA-861-B. + * Return true if HDMI, false if not or unknown. + */ +bool drm_detect_hdmi_monitor(struct edid *edid) +{ + char *edid_ext = NULL; + int i, hdmi_id, edid_ext_num; + int start_offset, end_offset; + bool is_hdmi = false; + + /* No EDID or EDID extensions */ + if (edid == NULL || edid->extensions == 0) + goto end; + + /* Chose real EDID extension number */ + edid_ext_num = edid->extensions > MAX_EDID_EXT_NUM ? + MAX_EDID_EXT_NUM : edid->extensions; + + /* Find CEA extension */ + for (i = 0; i < edid_ext_num; i++) { + edid_ext = (char *)edid + EDID_LENGTH * (i + 1); + /* This block is CEA extension */ + if (edid_ext[0] == 0x02) + break; + } + + if (i == edid_ext_num) + goto end; + + /* Data block offset in CEA extension block */ + start_offset = 4; + end_offset = edid_ext[2]; + + /* + * Because HDMI identifier is in Vendor Specific Block, + * search it from all data blocks of CEA extension. + */ + for (i = start_offset; i < end_offset; + /* Increased by data block len */ + i += ((edid_ext[i] & 0x1f) + 1)) { + /* Find vendor specific block */ + if ((edid_ext[i] >> 5) == VENDOR_BLOCK) { + hdmi_id = edid_ext[i + 1] | (edid_ext[i + 2] << 8) | + edid_ext[i + 3] << 16; + /* Find HDMI identifier */ + if (hdmi_id == HDMI_IDENTIFIER) + is_hdmi = true; + break; + } + } + +end: + return is_hdmi; +} +EXPORT_SYMBOL(drm_detect_hdmi_monitor); + +/** + * drm_add_edid_modes - add modes from EDID data, if available + * @connector: connector we're probing + * @edid: edid data + * + * Add the specified modes to the connector's mode list. + * + * Return number of modes added or 0 if we couldn't find any. + */ +int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) +{ + int num_modes = 0; + u32 quirks; + + if (edid == NULL) { + return 0; + } + if (!edid_is_valid(edid)) { +// dev_warn(&connector->dev->pdev->dev, "%s: EDID invalid.\n", +// drm_get_connector_name(connector)); + return 0; + } + + quirks = edid_get_quirks(edid); + + num_modes += add_established_modes(connector, edid); + num_modes += add_standard_modes(connector, edid); + num_modes += add_detailed_info(connector, edid, quirks); + + if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75)) + edid_fixup_preferred(connector, quirks); + + connector->display_info.serration_vsync = (edid->input & DRM_EDID_INPUT_SERRATION_VSYNC) ? 1 : 0; + connector->display_info.sync_on_green = (edid->input & DRM_EDID_INPUT_SYNC_ON_GREEN) ? 1 : 0; + connector->display_info.composite_sync = (edid->input & DRM_EDID_INPUT_COMPOSITE_SYNC) ? 1 : 0; + connector->display_info.separate_syncs = (edid->input & DRM_EDID_INPUT_SEPARATE_SYNCS) ? 1 : 0; + connector->display_info.blank_to_black = (edid->input & DRM_EDID_INPUT_BLANK_TO_BLACK) ? 1 : 0; + connector->display_info.video_level = (edid->input & DRM_EDID_INPUT_VIDEO_LEVEL) >> 5; + connector->display_info.digital = (edid->input & DRM_EDID_INPUT_DIGITAL) ? 1 : 0; + connector->display_info.width_mm = edid->width_cm * 10; + connector->display_info.height_mm = edid->height_cm * 10; + connector->display_info.gamma = edid->gamma; + connector->display_info.gtf_supported = (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) ? 1 : 0; + connector->display_info.standard_color = (edid->features & DRM_EDID_FEATURE_STANDARD_COLOR) ? 1 : 0; + connector->display_info.display_type = (edid->features & DRM_EDID_FEATURE_DISPLAY_TYPE) >> 3; + connector->display_info.active_off_supported = (edid->features & DRM_EDID_FEATURE_PM_ACTIVE_OFF) ? 1 : 0; + connector->display_info.suspend_supported = (edid->features & DRM_EDID_FEATURE_PM_SUSPEND) ? 1 : 0; + connector->display_info.standby_supported = (edid->features & DRM_EDID_FEATURE_PM_STANDBY) ? 1 : 0; + connector->display_info.gamma = edid->gamma; + + return num_modes; +} +EXPORT_SYMBOL(drm_add_edid_modes); diff --git a/drivers/video/drm/drm_mm.c b/drivers/video/drm/drm_mm.c new file mode 100644 index 0000000000..a29f021f8f --- /dev/null +++ b/drivers/video/drm/drm_mm.c @@ -0,0 +1,369 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * + **************************************************************************/ + +/* + * Generic simple memory manager implementation. Intended to be used as a base + * class implementation for more advanced memory managers. + * + * Note that the algorithm used is quite simple and there might be substantial + * performance gains if a smarter free list is implemented. Currently it is just an + * unordered stack of free regions. This could easily be improved if an RB-tree + * is used instead. At least if we expect heavy fragmentation. + * + * Aligned allocations can also see improvement. + * + * Authors: + * Thomas Hellström + */ + +//#include "drmP.h" +#include "drm_mm.h" +//#include + +#define MM_UNUSED_TARGET 4 + +unsigned long drm_mm_tail_space(struct drm_mm *mm) +{ + struct list_head *tail_node; + struct drm_mm_node *entry; + + tail_node = mm->ml_entry.prev; + entry = list_entry(tail_node, struct drm_mm_node, ml_entry); + if (!entry->free) + return 0; + + return entry->size; +} + +int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size) +{ + struct list_head *tail_node; + struct drm_mm_node *entry; + + tail_node = mm->ml_entry.prev; + entry = list_entry(tail_node, struct drm_mm_node, ml_entry); + if (!entry->free) + return -ENOMEM; + + if (entry->size <= size) + return -ENOMEM; + + entry->size -= size; + return 0; +} + +static struct drm_mm_node *drm_mm_kmalloc(struct drm_mm *mm, int atomic) +{ + struct drm_mm_node *child; + + child = malloc(sizeof(*child)); + + if (unlikely(child == NULL)) { + spin_lock(&mm->unused_lock); + if (list_empty(&mm->unused_nodes)) + child = NULL; + else { + child = + list_entry(mm->unused_nodes.next, + struct drm_mm_node, fl_entry); + list_del(&child->fl_entry); + --mm->num_unused; + } + spin_unlock(&mm->unused_lock); + } + return child; +} + +int drm_mm_pre_get(struct drm_mm *mm) +{ + struct drm_mm_node *node; + + spin_lock(&mm->unused_lock); + while (mm->num_unused < MM_UNUSED_TARGET) { + spin_unlock(&mm->unused_lock); + node = kmalloc(sizeof(*node), GFP_KERNEL); + spin_lock(&mm->unused_lock); + + if (unlikely(node == NULL)) { + int ret = (mm->num_unused < 2) ? -ENOMEM : 0; + spin_unlock(&mm->unused_lock); + return ret; + } + ++mm->num_unused; + list_add_tail(&node->fl_entry, &mm->unused_nodes); + } + spin_unlock(&mm->unused_lock); + return 0; +} +//EXPORT_SYMBOL(drm_mm_pre_get); + +static int drm_mm_create_tail_node(struct drm_mm *mm, + unsigned long start, + unsigned long size, int atomic) +{ + struct drm_mm_node *child; + + child = drm_mm_kmalloc(mm, atomic); + if (unlikely(child == NULL)) + return -ENOMEM; + + child->free = 1; + child->size = size; + child->start = start; + child->mm = mm; + + list_add_tail(&child->ml_entry, &mm->ml_entry); + list_add_tail(&child->fl_entry, &mm->fl_entry); + + return 0; +} + +int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size, int atomic) +{ + struct list_head *tail_node; + struct drm_mm_node *entry; + + tail_node = mm->ml_entry.prev; + entry = list_entry(tail_node, struct drm_mm_node, ml_entry); + if (!entry->free) { + return drm_mm_create_tail_node(mm, entry->start + entry->size, + size, atomic); + } + entry->size += size; + return 0; +} + +static struct drm_mm_node *drm_mm_split_at_start(struct drm_mm_node *parent, + unsigned long size, + int atomic) +{ + struct drm_mm_node *child; + + child = drm_mm_kmalloc(parent->mm, atomic); + if (unlikely(child == NULL)) + return NULL; + + INIT_LIST_HEAD(&child->fl_entry); + + child->free = 0; + child->size = size; + child->start = parent->start; + child->mm = parent->mm; + + list_add_tail(&child->ml_entry, &parent->ml_entry); + INIT_LIST_HEAD(&child->fl_entry); + + parent->size -= size; + parent->start += size; + return child; +} + + +struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node, + unsigned long size, + unsigned alignment, + int atomic) +{ + + struct drm_mm_node *align_splitoff = NULL; + unsigned tmp = 0; + + if (alignment) + tmp = node->start % alignment; + + if (tmp) { + align_splitoff = + drm_mm_split_at_start(node, alignment - tmp, atomic); + if (unlikely(align_splitoff == NULL)) + return NULL; + } + + if (node->size == size) { + list_del_init(&node->fl_entry); + node->free = 0; + } else { + node = drm_mm_split_at_start(node, size, atomic); + } + + if (align_splitoff) + drm_mm_put_block(align_splitoff); + + return node; +} +//EXPORT_SYMBOL(drm_mm_get_block_generic); + +/* + * Put a block. Merge with the previous and / or next block if they are free. + * Otherwise add to the free stack. + */ + +void drm_mm_put_block(struct drm_mm_node *cur) +{ + + struct drm_mm *mm = cur->mm; + struct list_head *cur_head = &cur->ml_entry; + struct list_head *root_head = &mm->ml_entry; + struct drm_mm_node *prev_node = NULL; + struct drm_mm_node *next_node; + + int merged = 0; + + if (cur_head->prev != root_head) { + prev_node = + list_entry(cur_head->prev, struct drm_mm_node, ml_entry); + if (prev_node->free) { + prev_node->size += cur->size; + merged = 1; + } + } + if (cur_head->next != root_head) { + next_node = + list_entry(cur_head->next, struct drm_mm_node, ml_entry); + if (next_node->free) { + if (merged) { + prev_node->size += next_node->size; + list_del(&next_node->ml_entry); + list_del(&next_node->fl_entry); + if (mm->num_unused < MM_UNUSED_TARGET) { + list_add(&next_node->fl_entry, + &mm->unused_nodes); + ++mm->num_unused; + } else + kfree(next_node); + } else { + next_node->size += cur->size; + next_node->start = cur->start; + merged = 1; + } + } + } + if (!merged) { + cur->free = 1; + list_add(&cur->fl_entry, &mm->fl_entry); + } else { + list_del(&cur->ml_entry); + if (mm->num_unused < MM_UNUSED_TARGET) { + list_add(&cur->fl_entry, &mm->unused_nodes); + ++mm->num_unused; + } else + kfree(cur); + } +} + +//EXPORT_SYMBOL(drm_mm_put_block); + +struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, + unsigned long size, + unsigned alignment, int best_match) +{ + struct list_head *list; + const struct list_head *free_stack = &mm->fl_entry; + struct drm_mm_node *entry; + struct drm_mm_node *best; + unsigned long best_size; + unsigned wasted; + + best = NULL; + best_size = ~0UL; + + list_for_each(list, free_stack) { + entry = list_entry(list, struct drm_mm_node, fl_entry); + wasted = 0; + + if (entry->size < size) + continue; + + if (alignment) { + register unsigned tmp = entry->start % alignment; + if (tmp) + wasted += alignment - tmp; + } + + if (entry->size >= size + wasted) { + if (!best_match) + return entry; + if (size < best_size) { + best = entry; + best_size = entry->size; + } + } + } + + return best; +} +//EXPORT_SYMBOL(drm_mm_search_free); + +int drm_mm_clean(struct drm_mm * mm) +{ + struct list_head *head = &mm->ml_entry; + + return (head->next->next == head); +} +//EXPORT_SYMBOL(drm_mm_clean); + +int drm_mm_init(struct drm_mm * mm, unsigned long start, unsigned long size) +{ + INIT_LIST_HEAD(&mm->ml_entry); + INIT_LIST_HEAD(&mm->fl_entry); + INIT_LIST_HEAD(&mm->unused_nodes); + mm->num_unused = 0; + spin_lock_init(&mm->unused_lock); + + return drm_mm_create_tail_node(mm, start, size, 0); +} +//EXPORT_SYMBOL(drm_mm_init); + +void drm_mm_takedown(struct drm_mm * mm) +{ + struct list_head *bnode = mm->fl_entry.next; + struct drm_mm_node *entry; + struct drm_mm_node *next; + + entry = list_entry(bnode, struct drm_mm_node, fl_entry); + + if (entry->ml_entry.next != &mm->ml_entry || + entry->fl_entry.next != &mm->fl_entry) { + DRM_ERROR("Memory manager not clean. Delaying takedown\n"); + return; + } + + list_del(&entry->fl_entry); + list_del(&entry->ml_entry); + kfree(entry); + + spin_lock(&mm->unused_lock); + list_for_each_entry_safe(entry, next, &mm->unused_nodes, fl_entry) { + list_del(&entry->fl_entry); + kfree(entry); + --mm->num_unused; + } + spin_unlock(&mm->unused_lock); + + BUG_ON(mm->num_unused != 0); +} +//EXPORT_SYMBOL(drm_mm_takedown); diff --git a/drivers/video/drm/drm_modes.c b/drivers/video/drm/drm_modes.c new file mode 100644 index 0000000000..3e052c94a8 --- /dev/null +++ b/drivers/video/drm/drm_modes.c @@ -0,0 +1,580 @@ +/* + * The list_sort function is (presumably) licensed under the GPL (see the + * top level "COPYING" file for details). + * + * The remainder of this file is: + * + * Copyright © 1997-2003 by The XFree86 Project, Inc. + * Copyright © 2007 Dave Airlie + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Except as contained in this notice, the name of the copyright holder(s) + * and author(s) shall not be used in advertising or otherwise to promote + * the sale, use or other dealings in this Software without prior written + * authorization from the copyright holder(s) and author(s). + */ + +#include +#include "drmP.h" +#include "drm.h" +#include "drm_crtc.h" + +#define DRM_MODESET_DEBUG "drm_mode" +/** + * drm_mode_debug_printmodeline - debug print a mode + * @dev: DRM device + * @mode: mode to print + * + * LOCKING: + * None. + * + * Describe @mode using DRM_DEBUG. + */ +void drm_mode_debug_printmodeline(struct drm_display_mode *mode) +{ + DRM_DEBUG_MODE(DRM_MODESET_DEBUG, + "Modeline %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x\n", + mode->base.id, mode->name, mode->vrefresh, mode->clock, + mode->hdisplay, mode->hsync_start, + mode->hsync_end, mode->htotal, + mode->vdisplay, mode->vsync_start, + mode->vsync_end, mode->vtotal, mode->type, mode->flags); +} +EXPORT_SYMBOL(drm_mode_debug_printmodeline); + +/** + * drm_mode_set_name - set the name on a mode + * @mode: name will be set in this mode + * + * LOCKING: + * None. + * + * Set the name of @mode to a standard format. + */ +void drm_mode_set_name(struct drm_display_mode *mode) +{ + snprintf(mode->name, DRM_DISPLAY_MODE_LEN, "%dx%d", mode->hdisplay, + mode->vdisplay); +} +EXPORT_SYMBOL(drm_mode_set_name); + +/** + * drm_mode_list_concat - move modes from one list to another + * @head: source list + * @new: dst list + * + * LOCKING: + * Caller must ensure both lists are locked. + * + * Move all the modes from @head to @new. + */ +void drm_mode_list_concat(struct list_head *head, struct list_head *new) +{ + + struct list_head *entry, *tmp; + + list_for_each_safe(entry, tmp, head) { + list_move_tail(entry, new); + } +} +EXPORT_SYMBOL(drm_mode_list_concat); + +/** + * drm_mode_width - get the width of a mode + * @mode: mode + * + * LOCKING: + * None. + * + * Return @mode's width (hdisplay) value. + * + * FIXME: is this needed? + * + * RETURNS: + * @mode->hdisplay + */ +int drm_mode_width(struct drm_display_mode *mode) +{ + return mode->hdisplay; + +} +EXPORT_SYMBOL(drm_mode_width); + +/** + * drm_mode_height - get the height of a mode + * @mode: mode + * + * LOCKING: + * None. + * + * Return @mode's height (vdisplay) value. + * + * FIXME: is this needed? + * + * RETURNS: + * @mode->vdisplay + */ +int drm_mode_height(struct drm_display_mode *mode) +{ + return mode->vdisplay; +} +EXPORT_SYMBOL(drm_mode_height); + +/** + * drm_mode_vrefresh - get the vrefresh of a mode + * @mode: mode + * + * LOCKING: + * None. + * + * Return @mode's vrefresh rate or calculate it if necessary. + * + * FIXME: why is this needed? shouldn't vrefresh be set already? + * + * RETURNS: + * Vertical refresh rate of @mode x 1000. For precision reasons. + */ +int drm_mode_vrefresh(struct drm_display_mode *mode) +{ + int refresh = 0; + unsigned int calc_val; + + if (mode->vrefresh > 0) + refresh = mode->vrefresh; + else if (mode->htotal > 0 && mode->vtotal > 0) { + /* work out vrefresh the value will be x1000 */ + calc_val = (mode->clock * 1000); + + calc_val /= mode->htotal; + calc_val *= 1000; + calc_val /= mode->vtotal; + + refresh = calc_val; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + refresh *= 2; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + refresh /= 2; + if (mode->vscan > 1) + refresh /= mode->vscan; + } + return refresh; +} +EXPORT_SYMBOL(drm_mode_vrefresh); + +/** + * drm_mode_set_crtcinfo - set CRTC modesetting parameters + * @p: mode + * @adjust_flags: unused? (FIXME) + * + * LOCKING: + * None. + * + * Setup the CRTC modesetting parameters for @p, adjusting if necessary. + */ +void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags) +{ + if ((p == NULL) || ((p->type & DRM_MODE_TYPE_CRTC_C) == DRM_MODE_TYPE_BUILTIN)) + return; + + p->crtc_hdisplay = p->hdisplay; + p->crtc_hsync_start = p->hsync_start; + p->crtc_hsync_end = p->hsync_end; + p->crtc_htotal = p->htotal; + p->crtc_hskew = p->hskew; + p->crtc_vdisplay = p->vdisplay; + p->crtc_vsync_start = p->vsync_start; + p->crtc_vsync_end = p->vsync_end; + p->crtc_vtotal = p->vtotal; + + if (p->flags & DRM_MODE_FLAG_INTERLACE) { + if (adjust_flags & CRTC_INTERLACE_HALVE_V) { + p->crtc_vdisplay /= 2; + p->crtc_vsync_start /= 2; + p->crtc_vsync_end /= 2; + p->crtc_vtotal /= 2; + } + + p->crtc_vtotal |= 1; + } + + if (p->flags & DRM_MODE_FLAG_DBLSCAN) { + p->crtc_vdisplay *= 2; + p->crtc_vsync_start *= 2; + p->crtc_vsync_end *= 2; + p->crtc_vtotal *= 2; + } + + if (p->vscan > 1) { + p->crtc_vdisplay *= p->vscan; + p->crtc_vsync_start *= p->vscan; + p->crtc_vsync_end *= p->vscan; + p->crtc_vtotal *= p->vscan; + } + + p->crtc_vblank_start = min(p->crtc_vsync_start, p->crtc_vdisplay); + p->crtc_vblank_end = max(p->crtc_vsync_end, p->crtc_vtotal); + p->crtc_hblank_start = min(p->crtc_hsync_start, p->crtc_hdisplay); + p->crtc_hblank_end = max(p->crtc_hsync_end, p->crtc_htotal); + + p->crtc_hadjusted = false; + p->crtc_vadjusted = false; +} +EXPORT_SYMBOL(drm_mode_set_crtcinfo); + + +/** + * drm_mode_duplicate - allocate and duplicate an existing mode + * @m: mode to duplicate + * + * LOCKING: + * None. + * + * Just allocate a new mode, copy the existing mode into it, and return + * a pointer to it. Used to create new instances of established modes. + */ +struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, + struct drm_display_mode *mode) +{ + struct drm_display_mode *nmode; + int new_id; + + nmode = drm_mode_create(dev); + if (!nmode) + return NULL; + + new_id = nmode->base.id; + *nmode = *mode; + nmode->base.id = new_id; + INIT_LIST_HEAD(&nmode->head); + return nmode; +} +EXPORT_SYMBOL(drm_mode_duplicate); + +/** + * drm_mode_equal - test modes for equality + * @mode1: first mode + * @mode2: second mode + * + * LOCKING: + * None. + * + * Check to see if @mode1 and @mode2 are equivalent. + * + * RETURNS: + * True if the modes are equal, false otherwise. + */ +bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2) +{ + /* do clock check convert to PICOS so fb modes get matched + * the same */ + if (mode1->clock && mode2->clock) { + if (KHZ2PICOS(mode1->clock) != KHZ2PICOS(mode2->clock)) + return false; + } else if (mode1->clock != mode2->clock) + return false; + + if (mode1->hdisplay == mode2->hdisplay && + mode1->hsync_start == mode2->hsync_start && + mode1->hsync_end == mode2->hsync_end && + mode1->htotal == mode2->htotal && + mode1->hskew == mode2->hskew && + mode1->vdisplay == mode2->vdisplay && + mode1->vsync_start == mode2->vsync_start && + mode1->vsync_end == mode2->vsync_end && + mode1->vtotal == mode2->vtotal && + mode1->vscan == mode2->vscan && + mode1->flags == mode2->flags) + return true; + + return false; +} +EXPORT_SYMBOL(drm_mode_equal); + +/** + * drm_mode_validate_size - make sure modes adhere to size constraints + * @dev: DRM device + * @mode_list: list of modes to check + * @maxX: maximum width + * @maxY: maximum height + * @maxPitch: max pitch + * + * LOCKING: + * Caller must hold a lock protecting @mode_list. + * + * The DRM device (@dev) has size and pitch limits. Here we validate the + * modes we probed for @dev against those limits and set their status as + * necessary. + */ +void drm_mode_validate_size(struct drm_device *dev, + struct list_head *mode_list, + int maxX, int maxY, int maxPitch) +{ + struct drm_display_mode *mode; + + list_for_each_entry(mode, mode_list, head) { + if (maxPitch > 0 && mode->hdisplay > maxPitch) + mode->status = MODE_BAD_WIDTH; + + if (maxX > 0 && mode->hdisplay > maxX) + mode->status = MODE_VIRTUAL_X; + + if (maxY > 0 && mode->vdisplay > maxY) + mode->status = MODE_VIRTUAL_Y; + } +} +EXPORT_SYMBOL(drm_mode_validate_size); + +/** + * drm_mode_validate_clocks - validate modes against clock limits + * @dev: DRM device + * @mode_list: list of modes to check + * @min: minimum clock rate array + * @max: maximum clock rate array + * @n_ranges: number of clock ranges (size of arrays) + * + * LOCKING: + * Caller must hold a lock protecting @mode_list. + * + * Some code may need to check a mode list against the clock limits of the + * device in question. This function walks the mode list, testing to make + * sure each mode falls within a given range (defined by @min and @max + * arrays) and sets @mode->status as needed. + */ +void drm_mode_validate_clocks(struct drm_device *dev, + struct list_head *mode_list, + int *min, int *max, int n_ranges) +{ + struct drm_display_mode *mode; + int i; + + list_for_each_entry(mode, mode_list, head) { + bool good = false; + for (i = 0; i < n_ranges; i++) { + if (mode->clock >= min[i] && mode->clock <= max[i]) { + good = true; + break; + } + } + if (!good) + mode->status = MODE_CLOCK_RANGE; + } +} +EXPORT_SYMBOL(drm_mode_validate_clocks); + +/** + * drm_mode_prune_invalid - remove invalid modes from mode list + * @dev: DRM device + * @mode_list: list of modes to check + * @verbose: be verbose about it + * + * LOCKING: + * Caller must hold a lock protecting @mode_list. + * + * Once mode list generation is complete, a caller can use this routine to + * remove invalid modes from a mode list. If any of the modes have a + * status other than %MODE_OK, they are removed from @mode_list and freed. + */ +void drm_mode_prune_invalid(struct drm_device *dev, + struct list_head *mode_list, bool verbose) +{ + struct drm_display_mode *mode, *t; + + list_for_each_entry_safe(mode, t, mode_list, head) { + if (mode->status != MODE_OK) { + list_del(&mode->head); + if (verbose) { + drm_mode_debug_printmodeline(mode); + DRM_DEBUG_MODE(DRM_MODESET_DEBUG, + "Not using %s mode %d\n", + mode->name, mode->status); + } + drm_mode_destroy(dev, mode); + } + } +} +EXPORT_SYMBOL(drm_mode_prune_invalid); + +/** + * drm_mode_compare - compare modes for favorability + * @lh_a: list_head for first mode + * @lh_b: list_head for second mode + * + * LOCKING: + * None. + * + * Compare two modes, given by @lh_a and @lh_b, returning a value indicating + * which is better. + * + * RETURNS: + * Negative if @lh_a is better than @lh_b, zero if they're equivalent, or + * positive if @lh_b is better than @lh_a. + */ +static int drm_mode_compare(struct list_head *lh_a, struct list_head *lh_b) +{ + struct drm_display_mode *a = list_entry(lh_a, struct drm_display_mode, head); + struct drm_display_mode *b = list_entry(lh_b, struct drm_display_mode, head); + int diff; + + diff = ((b->type & DRM_MODE_TYPE_PREFERRED) != 0) - + ((a->type & DRM_MODE_TYPE_PREFERRED) != 0); + if (diff) + return diff; + diff = b->hdisplay * b->vdisplay - a->hdisplay * a->vdisplay; + if (diff) + return diff; + diff = b->clock - a->clock; + return diff; +} + +/* FIXME: what we don't have a list sort function? */ +/* list sort from Mark J Roberts (mjr@znex.org) */ +void list_sort(struct list_head *head, + int (*cmp)(struct list_head *a, struct list_head *b)) +{ + struct list_head *p, *q, *e, *list, *tail, *oldhead; + int insize, nmerges, psize, qsize, i; + + list = head->next; + list_del(head); + insize = 1; + for (;;) { + p = oldhead = list; + list = tail = NULL; + nmerges = 0; + + while (p) { + nmerges++; + q = p; + psize = 0; + for (i = 0; i < insize; i++) { + psize++; + q = q->next == oldhead ? NULL : q->next; + if (!q) + break; + } + + qsize = insize; + while (psize > 0 || (qsize > 0 && q)) { + if (!psize) { + e = q; + q = q->next; + qsize--; + if (q == oldhead) + q = NULL; + } else if (!qsize || !q) { + e = p; + p = p->next; + psize--; + if (p == oldhead) + p = NULL; + } else if (cmp(p, q) <= 0) { + e = p; + p = p->next; + psize--; + if (p == oldhead) + p = NULL; + } else { + e = q; + q = q->next; + qsize--; + if (q == oldhead) + q = NULL; + } + if (tail) + tail->next = e; + else + list = e; + e->prev = tail; + tail = e; + } + p = q; + } + + tail->next = list; + list->prev = tail; + + if (nmerges <= 1) + break; + + insize *= 2; + } + + head->next = list; + head->prev = list->prev; + list->prev->next = head; + list->prev = head; +} + +/** + * drm_mode_sort - sort mode list + * @mode_list: list to sort + * + * LOCKING: + * Caller must hold a lock protecting @mode_list. + * + * Sort @mode_list by favorability, putting good modes first. + */ +void drm_mode_sort(struct list_head *mode_list) +{ + list_sort(mode_list, drm_mode_compare); +} +EXPORT_SYMBOL(drm_mode_sort); + +/** + * drm_mode_connector_list_update - update the mode list for the connector + * @connector: the connector to update + * + * LOCKING: + * Caller must hold a lock protecting @mode_list. + * + * This moves the modes from the @connector probed_modes list + * to the actual mode list. It compares the probed mode against the current + * list and only adds different modes. All modes unverified after this point + * will be removed by the prune invalid modes. + */ +void drm_mode_connector_list_update(struct drm_connector *connector) +{ + struct drm_display_mode *mode; + struct drm_display_mode *pmode, *pt; + int found_it; + + list_for_each_entry_safe(pmode, pt, &connector->probed_modes, + head) { + found_it = 0; + /* go through current modes checking for the new probed mode */ + list_for_each_entry(mode, &connector->modes, head) { + if (drm_mode_equal(pmode, mode)) { + found_it = 1; + /* if equal delete the probed mode */ + mode->status = pmode->status; + list_del(&pmode->head); + drm_mode_destroy(connector->dev, pmode); + break; + } + } + + if (!found_it) { + list_move_tail(&pmode->head, &connector->modes); + } + } +} +EXPORT_SYMBOL(drm_mode_connector_list_update); diff --git a/drivers/video/drm/include/drm.h b/drivers/video/drm/include/drm.h new file mode 100644 index 0000000000..da2719dc8b --- /dev/null +++ b/drivers/video/drm/include/drm.h @@ -0,0 +1,744 @@ +/** + * \file drm.h + * Header for the Direct Rendering Manager + * + * \author Rickard E. (Rik) Faith + * + * \par Acknowledgments: + * Dec 1999, Richard Henderson , move to generic \c cmpxchg. + */ + +/* + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _DRM_H_ +#define _DRM_H_ + +#include +#include + +//#include /* For _IO* macros */ + +#define DRM_MAJOR 226 +#define DRM_MAX_MINOR 15 + +#define DRM_NAME "drm" /**< Name in kernel, /dev, and /proc */ +#define DRM_MIN_ORDER 5 /**< At least 2^5 bytes = 32 bytes */ +#define DRM_MAX_ORDER 22 /**< Up to 2^22 bytes = 4MB */ +#define DRM_RAM_PERCENT 10 /**< How much system ram can we lock? */ + +#define _DRM_LOCK_HELD 0x80000000U /**< Hardware lock is held */ +#define _DRM_LOCK_CONT 0x40000000U /**< Hardware lock is contended */ +#define _DRM_LOCK_IS_HELD(lock) ((lock) & _DRM_LOCK_HELD) +#define _DRM_LOCK_IS_CONT(lock) ((lock) & _DRM_LOCK_CONT) +#define _DRM_LOCKING_CONTEXT(lock) ((lock) & ~(_DRM_LOCK_HELD|_DRM_LOCK_CONT)) + +typedef unsigned int drm_handle_t; +typedef unsigned int drm_context_t; +typedef unsigned int drm_drawable_t; +typedef unsigned int drm_magic_t; + +/** + * Cliprect. + * + * \warning: If you change this structure, make sure you change + * XF86DRIClipRectRec in the server as well + * + * \note KW: Actually it's illegal to change either for + * backwards-compatibility reasons. + */ +struct drm_clip_rect { + unsigned short x1; + unsigned short y1; + unsigned short x2; + unsigned short y2; +}; + +/** + * Drawable information. + */ +struct drm_drawable_info { + unsigned int num_rects; + struct drm_clip_rect *rects; +}; + +/** + * Texture region, + */ +struct drm_tex_region { + unsigned char next; + unsigned char prev; + unsigned char in_use; + unsigned char padding; + unsigned int age; +}; + +/** + * Hardware lock. + * + * The lock structure is a simple cache-line aligned integer. To avoid + * processor bus contention on a multiprocessor system, there should not be any + * other data stored in the same cache line. + */ +struct drm_hw_lock { + __volatile__ unsigned int lock; /**< lock variable */ + char padding[60]; /**< Pad to cache line */ +}; + +/** + * DRM_IOCTL_VERSION ioctl argument type. + * + * \sa drmGetVersion(). + */ +struct drm_version { + int version_major; /**< Major version */ + int version_minor; /**< Minor version */ + int version_patchlevel; /**< Patch level */ + size_t name_len; /**< Length of name buffer */ + char __user *name; /**< Name of driver */ + size_t date_len; /**< Length of date buffer */ + char __user *date; /**< User-space buffer to hold date */ + size_t desc_len; /**< Length of desc buffer */ + char __user *desc; /**< User-space buffer to hold desc */ +}; + +/** + * DRM_IOCTL_GET_UNIQUE ioctl argument type. + * + * \sa drmGetBusid() and drmSetBusId(). + */ +struct drm_unique { + size_t unique_len; /**< Length of unique */ + char __user *unique; /**< Unique name for driver instantiation */ +}; + +struct drm_list { + int count; /**< Length of user-space structures */ + struct drm_version __user *version; +}; + +struct drm_block { + int unused; +}; + +/** + * DRM_IOCTL_CONTROL ioctl argument type. + * + * \sa drmCtlInstHandler() and drmCtlUninstHandler(). + */ +struct drm_control { + enum { + DRM_ADD_COMMAND, + DRM_RM_COMMAND, + DRM_INST_HANDLER, + DRM_UNINST_HANDLER + } func; + int irq; +}; + +/** + * Type of memory to map. + */ +enum drm_map_type { + _DRM_FRAME_BUFFER = 0, /**< WC (no caching), no core dump */ + _DRM_REGISTERS = 1, /**< no caching, no core dump */ + _DRM_SHM = 2, /**< shared, cached */ + _DRM_AGP = 3, /**< AGP/GART */ + _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ + _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */ + _DRM_GEM = 6, /**< GEM object */ +}; + +/** + * Memory mapping flags. + */ +enum drm_map_flags { + _DRM_RESTRICTED = 0x01, /**< Cannot be mapped to user-virtual */ + _DRM_READ_ONLY = 0x02, + _DRM_LOCKED = 0x04, /**< shared, cached, locked */ + _DRM_KERNEL = 0x08, /**< kernel requires access */ + _DRM_WRITE_COMBINING = 0x10, /**< use write-combining if available */ + _DRM_CONTAINS_LOCK = 0x20, /**< SHM page that contains lock */ + _DRM_REMOVABLE = 0x40, /**< Removable mapping */ + _DRM_DRIVER = 0x80 /**< Managed by driver */ +}; + +struct drm_ctx_priv_map { + unsigned int ctx_id; /**< Context requesting private mapping */ + void *handle; /**< Handle of map */ +}; + +/** + * DRM_IOCTL_GET_MAP, DRM_IOCTL_ADD_MAP and DRM_IOCTL_RM_MAP ioctls + * argument type. + * + * \sa drmAddMap(). + */ +struct drm_map { + unsigned long offset; /**< Requested physical address (0 for SAREA)*/ + unsigned long size; /**< Requested physical size (bytes) */ + enum drm_map_type type; /**< Type of memory to map */ + enum drm_map_flags flags; /**< Flags */ + void *handle; /**< User-space: "Handle" to pass to mmap() */ + /**< Kernel-space: kernel-virtual address */ + int mtrr; /**< MTRR slot used */ + /* Private data */ +}; + +/** + * DRM_IOCTL_GET_CLIENT ioctl argument type. + */ +struct drm_client { + int idx; /**< Which client desired? */ + int auth; /**< Is client authenticated? */ + unsigned long pid; /**< Process ID */ + unsigned long uid; /**< User ID */ + unsigned long magic; /**< Magic */ + unsigned long iocs; /**< Ioctl count */ +}; + +enum drm_stat_type { + _DRM_STAT_LOCK, + _DRM_STAT_OPENS, + _DRM_STAT_CLOSES, + _DRM_STAT_IOCTLS, + _DRM_STAT_LOCKS, + _DRM_STAT_UNLOCKS, + _DRM_STAT_VALUE, /**< Generic value */ + _DRM_STAT_BYTE, /**< Generic byte counter (1024bytes/K) */ + _DRM_STAT_COUNT, /**< Generic non-byte counter (1000/k) */ + + _DRM_STAT_IRQ, /**< IRQ */ + _DRM_STAT_PRIMARY, /**< Primary DMA bytes */ + _DRM_STAT_SECONDARY, /**< Secondary DMA bytes */ + _DRM_STAT_DMA, /**< DMA */ + _DRM_STAT_SPECIAL, /**< Special DMA (e.g., priority or polled) */ + _DRM_STAT_MISSED /**< Missed DMA opportunity */ + /* Add to the *END* of the list */ +}; + +/** + * DRM_IOCTL_GET_STATS ioctl argument type. + */ +struct drm_stats { + unsigned long count; + struct { + unsigned long value; + enum drm_stat_type type; + } data[15]; +}; + +/** + * Hardware locking flags. + */ +enum drm_lock_flags { + _DRM_LOCK_READY = 0x01, /**< Wait until hardware is ready for DMA */ + _DRM_LOCK_QUIESCENT = 0x02, /**< Wait until hardware quiescent */ + _DRM_LOCK_FLUSH = 0x04, /**< Flush this context's DMA queue first */ + _DRM_LOCK_FLUSH_ALL = 0x08, /**< Flush all DMA queues first */ + /* These *HALT* flags aren't supported yet + -- they will be used to support the + full-screen DGA-like mode. */ + _DRM_HALT_ALL_QUEUES = 0x10, /**< Halt all current and future queues */ + _DRM_HALT_CUR_QUEUES = 0x20 /**< Halt all current queues */ +}; + +/** + * DRM_IOCTL_LOCK, DRM_IOCTL_UNLOCK and DRM_IOCTL_FINISH ioctl argument type. + * + * \sa drmGetLock() and drmUnlock(). + */ +struct drm_lock { + int context; + enum drm_lock_flags flags; +}; + +/** + * DMA flags + * + * \warning + * These values \e must match xf86drm.h. + * + * \sa drm_dma. + */ +enum drm_dma_flags { + /* Flags for DMA buffer dispatch */ + _DRM_DMA_BLOCK = 0x01, /**< + * Block until buffer dispatched. + * + * \note The buffer may not yet have + * been processed by the hardware -- + * getting a hardware lock with the + * hardware quiescent will ensure + * that the buffer has been + * processed. + */ + _DRM_DMA_WHILE_LOCKED = 0x02, /**< Dispatch while lock held */ + _DRM_DMA_PRIORITY = 0x04, /**< High priority dispatch */ + + /* Flags for DMA buffer request */ + _DRM_DMA_WAIT = 0x10, /**< Wait for free buffers */ + _DRM_DMA_SMALLER_OK = 0x20, /**< Smaller-than-requested buffers OK */ + _DRM_DMA_LARGER_OK = 0x40 /**< Larger-than-requested buffers OK */ +}; + +/** + * DRM_IOCTL_ADD_BUFS and DRM_IOCTL_MARK_BUFS ioctl argument type. + * + * \sa drmAddBufs(). + */ +struct drm_buf_desc { + int count; /**< Number of buffers of this size */ + int size; /**< Size in bytes */ + int low_mark; /**< Low water mark */ + int high_mark; /**< High water mark */ + enum { + _DRM_PAGE_ALIGN = 0x01, /**< Align on page boundaries for DMA */ + _DRM_AGP_BUFFER = 0x02, /**< Buffer is in AGP space */ + _DRM_SG_BUFFER = 0x04, /**< Scatter/gather memory buffer */ + _DRM_FB_BUFFER = 0x08, /**< Buffer is in frame buffer */ + _DRM_PCI_BUFFER_RO = 0x10 /**< Map PCI DMA buffer read-only */ + } flags; + unsigned long agp_start; /**< + * Start address of where the AGP buffers are + * in the AGP aperture + */ +}; + +/** + * DRM_IOCTL_INFO_BUFS ioctl argument type. + */ +struct drm_buf_info { + int count; /**< Entries in list */ + struct drm_buf_desc __user *list; +}; + +/** + * DRM_IOCTL_FREE_BUFS ioctl argument type. + */ +struct drm_buf_free { + int count; + int __user *list; +}; + +/** + * Buffer information + * + * \sa drm_buf_map. + */ +struct drm_buf_pub { + int idx; /**< Index into the master buffer list */ + int total; /**< Buffer size */ + int used; /**< Amount of buffer in use (for DMA) */ + void __user *address; /**< Address of buffer */ +}; + +/** + * DRM_IOCTL_MAP_BUFS ioctl argument type. + */ +struct drm_buf_map { + int count; /**< Length of the buffer list */ + void __user *virtual; /**< Mmap'd area in user-virtual */ + struct drm_buf_pub __user *list; /**< Buffer information */ +}; + +/** + * DRM_IOCTL_DMA ioctl argument type. + * + * Indices here refer to the offset into the buffer list in drm_buf_get. + * + * \sa drmDMA(). + */ +struct drm_dma { + int context; /**< Context handle */ + int send_count; /**< Number of buffers to send */ + int __user *send_indices; /**< List of handles to buffers */ + int __user *send_sizes; /**< Lengths of data to send */ + enum drm_dma_flags flags; /**< Flags */ + int request_count; /**< Number of buffers requested */ + int request_size; /**< Desired size for buffers */ + int __user *request_indices; /**< Buffer information */ + int __user *request_sizes; + int granted_count; /**< Number of buffers granted */ +}; + +enum drm_ctx_flags { + _DRM_CONTEXT_PRESERVED = 0x01, + _DRM_CONTEXT_2DONLY = 0x02 +}; + +/** + * DRM_IOCTL_ADD_CTX ioctl argument type. + * + * \sa drmCreateContext() and drmDestroyContext(). + */ +struct drm_ctx { + drm_context_t handle; + enum drm_ctx_flags flags; +}; + +/** + * DRM_IOCTL_RES_CTX ioctl argument type. + */ +struct drm_ctx_res { + int count; + struct drm_ctx __user *contexts; +}; + +/** + * DRM_IOCTL_ADD_DRAW and DRM_IOCTL_RM_DRAW ioctl argument type. + */ +struct drm_draw { + drm_drawable_t handle; +}; + +/** + * DRM_IOCTL_UPDATE_DRAW ioctl argument type. + */ +typedef enum { + DRM_DRAWABLE_CLIPRECTS, +} drm_drawable_info_type_t; + +struct drm_update_draw { + drm_drawable_t handle; + unsigned int type; + unsigned int num; + unsigned long long data; +}; + +/** + * DRM_IOCTL_GET_MAGIC and DRM_IOCTL_AUTH_MAGIC ioctl argument type. + */ +struct drm_auth { + drm_magic_t magic; +}; + +/** + * DRM_IOCTL_IRQ_BUSID ioctl argument type. + * + * \sa drmGetInterruptFromBusID(). + */ +struct drm_irq_busid { + int irq; /**< IRQ number */ + int busnum; /**< bus number */ + int devnum; /**< device number */ + int funcnum; /**< function number */ +}; + +enum drm_vblank_seq_type { + _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ + _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ + _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ + _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ + _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ + _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ +}; + +#define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) +#define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_SIGNAL | _DRM_VBLANK_SECONDARY | \ + _DRM_VBLANK_NEXTONMISS) + +struct drm_wait_vblank_request { + enum drm_vblank_seq_type type; + unsigned int sequence; + unsigned long signal; +}; + +struct drm_wait_vblank_reply { + enum drm_vblank_seq_type type; + unsigned int sequence; + long tval_sec; + long tval_usec; +}; + +/** + * DRM_IOCTL_WAIT_VBLANK ioctl argument type. + * + * \sa drmWaitVBlank(). + */ +union drm_wait_vblank { + struct drm_wait_vblank_request request; + struct drm_wait_vblank_reply reply; +}; + +#define _DRM_PRE_MODESET 1 +#define _DRM_POST_MODESET 2 + +/** + * DRM_IOCTL_MODESET_CTL ioctl argument type + * + * \sa drmModesetCtl(). + */ +struct drm_modeset_ctl { + __u32 crtc; + __u32 cmd; +}; + +/** + * DRM_IOCTL_AGP_ENABLE ioctl argument type. + * + * \sa drmAgpEnable(). + */ +struct drm_agp_mode { + unsigned long mode; /**< AGP mode */ +}; + +/** + * DRM_IOCTL_AGP_ALLOC and DRM_IOCTL_AGP_FREE ioctls argument type. + * + * \sa drmAgpAlloc() and drmAgpFree(). + */ +struct drm_agp_buffer { + unsigned long size; /**< In bytes -- will round to page boundary */ + unsigned long handle; /**< Used for binding / unbinding */ + unsigned long type; /**< Type of memory to allocate */ + unsigned long physical; /**< Physical used by i810 */ +}; + +/** + * DRM_IOCTL_AGP_BIND and DRM_IOCTL_AGP_UNBIND ioctls argument type. + * + * \sa drmAgpBind() and drmAgpUnbind(). + */ +struct drm_agp_binding { + unsigned long handle; /**< From drm_agp_buffer */ + unsigned long offset; /**< In bytes -- will round to page boundary */ +}; + +/** + * DRM_IOCTL_AGP_INFO ioctl argument type. + * + * \sa drmAgpVersionMajor(), drmAgpVersionMinor(), drmAgpGetMode(), + * drmAgpBase(), drmAgpSize(), drmAgpMemoryUsed(), drmAgpMemoryAvail(), + * drmAgpVendorId() and drmAgpDeviceId(). + */ +struct drm_agp_info { + int agp_version_major; + int agp_version_minor; + unsigned long mode; + unsigned long aperture_base; /* physical address */ + unsigned long aperture_size; /* bytes */ + unsigned long memory_allowed; /* bytes */ + unsigned long memory_used; + + /* PCI information */ + unsigned short id_vendor; + unsigned short id_device; +}; + +/** + * DRM_IOCTL_SG_ALLOC ioctl argument type. + */ +struct drm_scatter_gather { + unsigned long size; /**< In bytes -- will round to page boundary */ + unsigned long handle; /**< Used for mapping / unmapping */ +}; + +/** + * DRM_IOCTL_SET_VERSION ioctl argument type. + */ +struct drm_set_version { + int drm_di_major; + int drm_di_minor; + int drm_dd_major; + int drm_dd_minor; +}; + +/** DRM_IOCTL_GEM_CLOSE ioctl argument type */ +struct drm_gem_close { + /** Handle of the object to be closed. */ + __u32 handle; + __u32 pad; +}; + +/** DRM_IOCTL_GEM_FLINK ioctl argument type */ +struct drm_gem_flink { + /** Handle for the object being named */ + __u32 handle; + + /** Returned global name */ + __u32 name; +}; + +/** DRM_IOCTL_GEM_OPEN ioctl argument type */ +struct drm_gem_open { + /** Name of object being opened */ + __u32 name; + + /** Returned handle for the object */ + __u32 handle; + + /** Returned size of the object */ + __u64 size; +}; + +#include "drm_mode.h" + +/* +#define DRM_IOCTL_BASE 'd' +#define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) +#define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) +#define DRM_IOW(nr,type) _IOW(DRM_IOCTL_BASE,nr,type) +#define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type) + +#define DRM_IOCTL_VERSION DRM_IOWR(0x00, struct drm_version) +#define DRM_IOCTL_GET_UNIQUE DRM_IOWR(0x01, struct drm_unique) +#define DRM_IOCTL_GET_MAGIC DRM_IOR( 0x02, struct drm_auth) +#define DRM_IOCTL_IRQ_BUSID DRM_IOWR(0x03, struct drm_irq_busid) +#define DRM_IOCTL_GET_MAP DRM_IOWR(0x04, struct drm_map) +#define DRM_IOCTL_GET_CLIENT DRM_IOWR(0x05, struct drm_client) +#define DRM_IOCTL_GET_STATS DRM_IOR( 0x06, struct drm_stats) +#define DRM_IOCTL_SET_VERSION DRM_IOWR(0x07, struct drm_set_version) +#define DRM_IOCTL_MODESET_CTL DRM_IOW(0x08, struct drm_modeset_ctl) +#define DRM_IOCTL_GEM_CLOSE DRM_IOW (0x09, struct drm_gem_close) +#define DRM_IOCTL_GEM_FLINK DRM_IOWR(0x0a, struct drm_gem_flink) +#define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) + +#define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique) +#define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth) +#define DRM_IOCTL_BLOCK DRM_IOWR(0x12, struct drm_block) +#define DRM_IOCTL_UNBLOCK DRM_IOWR(0x13, struct drm_block) +#define DRM_IOCTL_CONTROL DRM_IOW( 0x14, struct drm_control) +#define DRM_IOCTL_ADD_MAP DRM_IOWR(0x15, struct drm_map) +#define DRM_IOCTL_ADD_BUFS DRM_IOWR(0x16, struct drm_buf_desc) +#define DRM_IOCTL_MARK_BUFS DRM_IOW( 0x17, struct drm_buf_desc) +#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info) +#define DRM_IOCTL_MAP_BUFS DRM_IOWR(0x19, struct drm_buf_map) +#define DRM_IOCTL_FREE_BUFS DRM_IOW( 0x1a, struct drm_buf_free) + +#define DRM_IOCTL_RM_MAP DRM_IOW( 0x1b, struct drm_map) + +#define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) +#define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) + +#define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) +#define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) + +#define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) +#define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) +#define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) +#define DRM_IOCTL_GET_CTX DRM_IOWR(0x23, struct drm_ctx) +#define DRM_IOCTL_SWITCH_CTX DRM_IOW( 0x24, struct drm_ctx) +#define DRM_IOCTL_NEW_CTX DRM_IOW( 0x25, struct drm_ctx) +#define DRM_IOCTL_RES_CTX DRM_IOWR(0x26, struct drm_ctx_res) +#define DRM_IOCTL_ADD_DRAW DRM_IOWR(0x27, struct drm_draw) +#define DRM_IOCTL_RM_DRAW DRM_IOWR(0x28, struct drm_draw) +#define DRM_IOCTL_DMA DRM_IOWR(0x29, struct drm_dma) +#define DRM_IOCTL_LOCK DRM_IOW( 0x2a, struct drm_lock) +#define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, struct drm_lock) +#define DRM_IOCTL_FINISH DRM_IOW( 0x2c, struct drm_lock) + +#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) +#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) +#define DRM_IOCTL_AGP_ENABLE DRM_IOW( 0x32, struct drm_agp_mode) +#define DRM_IOCTL_AGP_INFO DRM_IOR( 0x33, struct drm_agp_info) +#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, struct drm_agp_buffer) +#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, struct drm_agp_buffer) +#define DRM_IOCTL_AGP_BIND DRM_IOW( 0x36, struct drm_agp_binding) +#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, struct drm_agp_binding) + +#define DRM_IOCTL_SG_ALLOC DRM_IOWR(0x38, struct drm_scatter_gather) +#define DRM_IOCTL_SG_FREE DRM_IOW( 0x39, struct drm_scatter_gather) + +#define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, union drm_wait_vblank) + +#define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) + +#define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) +#define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) +#define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) +#define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) +#define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) +#define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) +#define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) +#define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) +#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) +#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) + +#define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) +#define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) +#define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) +#define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) +#define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) +#define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) +*/ + +/** + * Device specific ioctls should only be in their respective headers + * The device specific ioctl range is from 0x40 to 0x99. + * Generic IOCTLS restart at 0xA0. + * + * \sa drmCommandNone(), drmCommandRead(), drmCommandWrite(), and + * drmCommandReadWrite(). + */ +#define DRM_COMMAND_BASE 0x40 +#define DRM_COMMAND_END 0xA0 + +/* typedef area */ +#ifndef __KERNEL__ +typedef struct drm_clip_rect drm_clip_rect_t; +typedef struct drm_drawable_info drm_drawable_info_t; +typedef struct drm_tex_region drm_tex_region_t; +typedef struct drm_hw_lock drm_hw_lock_t; +typedef struct drm_version drm_version_t; +typedef struct drm_unique drm_unique_t; +typedef struct drm_list drm_list_t; +typedef struct drm_block drm_block_t; +typedef struct drm_control drm_control_t; +typedef enum drm_map_type drm_map_type_t; +typedef enum drm_map_flags drm_map_flags_t; +typedef struct drm_ctx_priv_map drm_ctx_priv_map_t; +typedef struct drm_map drm_map_t; +typedef struct drm_client drm_client_t; +typedef enum drm_stat_type drm_stat_type_t; +typedef struct drm_stats drm_stats_t; +typedef enum drm_lock_flags drm_lock_flags_t; +typedef struct drm_lock drm_lock_t; +typedef enum drm_dma_flags drm_dma_flags_t; +typedef struct drm_buf_desc drm_buf_desc_t; +typedef struct drm_buf_info drm_buf_info_t; +typedef struct drm_buf_free drm_buf_free_t; +typedef struct drm_buf_pub drm_buf_pub_t; +typedef struct drm_buf_map drm_buf_map_t; +typedef struct drm_dma drm_dma_t; +typedef union drm_wait_vblank drm_wait_vblank_t; +typedef struct drm_agp_mode drm_agp_mode_t; +typedef enum drm_ctx_flags drm_ctx_flags_t; +typedef struct drm_ctx drm_ctx_t; +typedef struct drm_ctx_res drm_ctx_res_t; +typedef struct drm_draw drm_draw_t; +typedef struct drm_update_draw drm_update_draw_t; +typedef struct drm_auth drm_auth_t; +typedef struct drm_irq_busid drm_irq_busid_t; +typedef enum drm_vblank_seq_type drm_vblank_seq_type_t; + +typedef struct drm_agp_buffer drm_agp_buffer_t; +typedef struct drm_agp_binding drm_agp_binding_t; +typedef struct drm_agp_info drm_agp_info_t; +typedef struct drm_scatter_gather drm_scatter_gather_t; +typedef struct drm_set_version drm_set_version_t; +#endif + +#endif diff --git a/drivers/video/drm/include/drmP.h b/drivers/video/drm/include/drmP.h new file mode 100644 index 0000000000..b8c82ad175 --- /dev/null +++ b/drivers/video/drm/include/drmP.h @@ -0,0 +1,1497 @@ +/** + * \file drmP.h + * Private header for Direct Rendering Manager + * + * \author Rickard E. (Rik) Faith + * \author Gareth Hughes + */ + +/* + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _DRM_P_H_ +#define _DRM_P_H_ + +#include +#include + +#include +#include + +//#include + +struct drm_file; +struct drm_device; + +//#include "drm_os_linux.h" +//#include "drm_hashtab.h" +//#include "drm_mm.h" + +#define DRM_UT_CORE 0x01 +#define DRM_UT_DRIVER 0x02 +#define DRM_UT_KMS 0x04 +#define DRM_UT_MODE 0x08 + +#define KHZ2PICOS(a) (1000000000UL/(a)) + +extern void drm_ut_debug_printk(unsigned int request_level, + const char *prefix, + const char *function_name, + const char *format, ...); + +#define DRM_DEBUG_MODE(prefix, fmt, args...) \ + do { \ + dbgprintf("drm debug: %s" fmt, \ + __func__, ##args); \ + } while (0) + +#if 0 + +/***********************************************************************/ +/** \name DRM template customization defaults */ +/*@{*/ + +/* driver capabilities and requirements mask */ +#define DRIVER_USE_AGP 0x1 +#define DRIVER_REQUIRE_AGP 0x2 +#define DRIVER_USE_MTRR 0x4 +#define DRIVER_PCI_DMA 0x8 +#define DRIVER_SG 0x10 +#define DRIVER_HAVE_DMA 0x20 +#define DRIVER_HAVE_IRQ 0x40 +#define DRIVER_IRQ_SHARED 0x80 +#define DRIVER_IRQ_VBL 0x100 +#define DRIVER_DMA_QUEUE 0x200 +#define DRIVER_FB_DMA 0x400 +#define DRIVER_IRQ_VBL2 0x800 +#define DRIVER_GEM 0x1000 +#define DRIVER_MODESET 0x2000 + +/***********************************************************************/ +/** \name Begin the DRM... */ +/*@{*/ + +#define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then + also include looping detection. */ + +#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */ +#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */ +#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */ +#define DRM_LOOPING_LIMIT 5000000 +#define DRM_TIME_SLICE (HZ/20) /**< Time slice for GLXContexts */ +#define DRM_LOCK_SLICE 1 /**< Time slice for lock, in jiffies */ + +#define DRM_FLAG_DEBUG 0x01 + +#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) +#define DRM_MAP_HASH_OFFSET 0x10000000 + +/*@}*/ + +/***********************************************************************/ +/** \name Macros to make printk easier */ +/*@{*/ + +/** + * Error output. + * + * \param fmt printf() like format string. + * \param arg arguments + */ +#define DRM_ERROR(fmt, arg...) \ + printk(KERN_ERR "[" DRM_NAME ":%s] *ERROR* " fmt , __func__ , ##arg) + +/** + * Memory error output. + * + * \param area memory area where the error occurred. + * \param fmt printf() like format string. + * \param arg arguments + */ +#define DRM_MEM_ERROR(area, fmt, arg...) \ + printk(KERN_ERR "[" DRM_NAME ":%s:%s] *ERROR* " fmt , __func__, \ + drm_mem_stats[area].name , ##arg) + +#define DRM_INFO(fmt, arg...) printk(KERN_INFO "[" DRM_NAME "] " fmt , ##arg) + +/** + * Debug output. + * + * \param fmt printf() like format string. + * \param arg arguments + */ +#if DRM_DEBUG_CODE +#define DRM_DEBUG(fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_CORE, DRM_NAME, \ + __func__, fmt, ##args); \ + } while (0) + +#define DRM_DEBUG_DRIVER(prefix, fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_DRIVER, prefix, \ + __func__, fmt, ##args); \ + } while (0) +#define DRM_DEBUG_KMS(prefix, fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_KMS, prefix, \ + __func__, fmt, ##args); \ + } while (0) +#define DRM_DEBUG_MODE(prefix, fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_MODE, prefix, \ + __func__, fmt, ##args); \ + } while (0) +#define DRM_LOG(fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_CORE, NULL, \ + NULL, fmt, ##args); \ + } while (0) +#define DRM_LOG_KMS(fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_KMS, NULL, \ + NULL, fmt, ##args); \ + } while (0) +#define DRM_LOG_MODE(fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_MODE, NULL, \ + NULL, fmt, ##args); \ + } while (0) +#define DRM_LOG_DRIVER(fmt, args...) \ + do { \ + drm_ut_debug_printk(DRM_UT_DRIVER, NULL, \ + NULL, fmt, ##args); \ + } while (0) +#else +#define DRM_DEBUG_DRIVER(prefix, fmt, args...) do { } while (0) +#define DRM_DEBUG_KMS(prefix, fmt, args...) do { } while (0) +#define DRM_DEBUG_MODE(prefix, fmt, args...) do { } while (0) +#define DRM_DEBUG(fmt, arg...) do { } while (0) +#define DRM_LOG(fmt, arg...) do { } while (0) +#define DRM_LOG_KMS(fmt, args...) do { } while (0) +#define DRM_LOG_MODE(fmt, arg...) do { } while (0) +#define DRM_LOG_DRIVER(fmt, arg...) do { } while (0) + +#endif + +#define DRM_PROC_LIMIT (PAGE_SIZE-80) + +#define DRM_PROC_PRINT(fmt, arg...) \ + len += sprintf(&buf[len], fmt , ##arg); \ + if (len > DRM_PROC_LIMIT) { *eof = 1; return len - offset; } + +#define DRM_PROC_PRINT_RET(ret, fmt, arg...) \ + len += sprintf(&buf[len], fmt , ##arg); \ + if (len > DRM_PROC_LIMIT) { ret; *eof = 1; return len - offset; } + +/*@}*/ + +/***********************************************************************/ +/** \name Internal types and structures */ +/*@{*/ + +#define DRM_ARRAY_SIZE(x) ARRAY_SIZE(x) + +#define DRM_LEFTCOUNT(x) (((x)->rp + (x)->count - (x)->wp) % ((x)->count + 1)) +#define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) +#define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist) + +#define DRM_IF_VERSION(maj, min) (maj << 16 | min) +/** + * Get the private SAREA mapping. + * + * \param _dev DRM device. + * \param _ctx context number. + * \param _map output mapping. + */ +#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ + (_map) = (_dev)->context_sareas[_ctx]; \ +} while(0) + +/** + * Test that the hardware lock is held by the caller, returning otherwise. + * + * \param dev DRM device. + * \param filp file pointer of the caller. + */ +#define LOCK_TEST_WITH_RETURN( dev, _file_priv ) \ +do { \ + if (!_DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock) || \ + _file_priv->master->lock.file_priv != _file_priv) { \ + DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ + __func__, _DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock),\ + _file_priv->master->lock.file_priv, _file_priv); \ + return -EINVAL; \ + } \ +} while (0) + +/** + * Copy and IOCTL return string to user space + */ +#define DRM_COPY( name, value ) \ + len = strlen( value ); \ + if ( len > name##_len ) len = name##_len; \ + name##_len = strlen( value ); \ + if ( len && name ) { \ + if ( copy_to_user( name, value, len ) ) \ + return -EFAULT; \ + } + +/** + * Ioctl function type. + * + * \param inode device inode. + * \param file_priv DRM file private pointer. + * \param cmd command. + * \param arg argument. + */ +typedef int drm_ioctl_t(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, + unsigned long arg); + +#define DRM_AUTH 0x1 +#define DRM_MASTER 0x2 +#define DRM_ROOT_ONLY 0x4 +#define DRM_CONTROL_ALLOW 0x8 + +struct drm_ioctl_desc { + unsigned int cmd; + int flags; + drm_ioctl_t *func; +}; + +/** + * Creates a driver or general drm_ioctl_desc array entry for the given + * ioctl, for use by drm_ioctl(). + */ +#define DRM_IOCTL_DEF(ioctl, _func, _flags) \ + [DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags} + +struct drm_magic_entry { + struct list_head head; + struct drm_hash_item hash_item; + struct drm_file *priv; +}; + +struct drm_vma_entry { + struct list_head head; + struct vm_area_struct *vma; + pid_t pid; +}; + +/** + * DMA buffer. + */ +struct drm_buf { + int idx; /**< Index into master buflist */ + int total; /**< Buffer size */ + int order; /**< log-base-2(total) */ + int used; /**< Amount of buffer in use (for DMA) */ + unsigned long offset; /**< Byte offset (used internally) */ + void *address; /**< Address of buffer */ + unsigned long bus_address; /**< Bus address of buffer */ + struct drm_buf *next; /**< Kernel-only: used for free list */ + __volatile__ int waiting; /**< On kernel DMA queue */ + __volatile__ int pending; /**< On hardware DMA queue */ + wait_queue_head_t dma_wait; /**< Processes waiting */ + struct drm_file *file_priv; /**< Private of holding file descr */ + int context; /**< Kernel queue for this buffer */ + int while_locked; /**< Dispatch this buffer while locked */ + enum { + DRM_LIST_NONE = 0, + DRM_LIST_FREE = 1, + DRM_LIST_WAIT = 2, + DRM_LIST_PEND = 3, + DRM_LIST_PRIO = 4, + DRM_LIST_RECLAIM = 5 + } list; /**< Which list we're on */ + + int dev_priv_size; /**< Size of buffer private storage */ + void *dev_private; /**< Per-buffer private storage */ +}; + +/** bufs is one longer than it has to be */ +struct drm_waitlist { + int count; /**< Number of possible buffers */ + struct drm_buf **bufs; /**< List of pointers to buffers */ + struct drm_buf **rp; /**< Read pointer */ + struct drm_buf **wp; /**< Write pointer */ + struct drm_buf **end; /**< End pointer */ + spinlock_t read_lock; + spinlock_t write_lock; +}; + +struct drm_freelist { + int initialized; /**< Freelist in use */ + atomic_t count; /**< Number of free buffers */ + struct drm_buf *next; /**< End pointer */ + + wait_queue_head_t waiting; /**< Processes waiting on free bufs */ + int low_mark; /**< Low water mark */ + int high_mark; /**< High water mark */ + atomic_t wfh; /**< If waiting for high mark */ + spinlock_t lock; +}; + +typedef struct drm_dma_handle { + dma_addr_t busaddr; + void *vaddr; + size_t size; +} drm_dma_handle_t; + +/** + * Buffer entry. There is one of this for each buffer size order. + */ +struct drm_buf_entry { + int buf_size; /**< size */ + int buf_count; /**< number of buffers */ + struct drm_buf *buflist; /**< buffer list */ + int seg_count; + int page_order; + struct drm_dma_handle **seglist; + + struct drm_freelist freelist; +}; + +/** File private data */ +struct drm_file { + int authenticated; + pid_t pid; + uid_t uid; + drm_magic_t magic; + unsigned long ioctl_count; + struct list_head lhead; + struct drm_minor *minor; + unsigned long lock_count; + + /** Mapping of mm object handles to object pointers. */ + struct idr object_idr; + /** Lock for synchronization of access to object_idr. */ + spinlock_t table_lock; + + struct file *filp; + void *driver_priv; + + int is_master; /* this file private is a master for a minor */ + struct drm_master *master; /* master this node is currently associated with + N.B. not always minor->master */ + struct list_head fbs; +}; + +/** Wait queue */ +struct drm_queue { + atomic_t use_count; /**< Outstanding uses (+1) */ + atomic_t finalization; /**< Finalization in progress */ + atomic_t block_count; /**< Count of processes waiting */ + atomic_t block_read; /**< Queue blocked for reads */ + wait_queue_head_t read_queue; /**< Processes waiting on block_read */ + atomic_t block_write; /**< Queue blocked for writes */ + wait_queue_head_t write_queue; /**< Processes waiting on block_write */ + atomic_t total_queued; /**< Total queued statistic */ + atomic_t total_flushed; /**< Total flushes statistic */ + atomic_t total_locks; /**< Total locks statistics */ + enum drm_ctx_flags flags; /**< Context preserving and 2D-only */ + struct drm_waitlist waitlist; /**< Pending buffers */ + wait_queue_head_t flush_queue; /**< Processes waiting until flush */ +}; + +/** + * Lock data. + */ +struct drm_lock_data { + struct drm_hw_lock *hw_lock; /**< Hardware lock */ + /** Private of lock holder's file (NULL=kernel) */ + struct drm_file *file_priv; + wait_queue_head_t lock_queue; /**< Queue of blocked processes */ + unsigned long lock_time; /**< Time of last lock in jiffies */ + spinlock_t spinlock; + uint32_t kernel_waiters; + uint32_t user_waiters; + int idle_has_lock; +}; + +/** + * DMA data. + */ +struct drm_device_dma { + + struct drm_buf_entry bufs[DRM_MAX_ORDER + 1]; /**< buffers, grouped by their size order */ + int buf_count; /**< total number of buffers */ + struct drm_buf **buflist; /**< Vector of pointers into drm_device_dma::bufs */ + int seg_count; + int page_count; /**< number of pages */ + unsigned long *pagelist; /**< page list */ + unsigned long byte_count; + enum { + _DRM_DMA_USE_AGP = 0x01, + _DRM_DMA_USE_SG = 0x02, + _DRM_DMA_USE_FB = 0x04, + _DRM_DMA_USE_PCI_RO = 0x08 + } flags; + +}; + +/** + * AGP memory entry. Stored as a doubly linked list. + */ +struct drm_agp_mem { + unsigned long handle; /**< handle */ + DRM_AGP_MEM *memory; + unsigned long bound; /**< address */ + int pages; + struct list_head head; +}; + +/** + * AGP data. + * + * \sa drm_agp_init() and drm_device::agp. + */ +struct drm_agp_head { + DRM_AGP_KERN agp_info; /**< AGP device information */ + struct list_head memory; + unsigned long mode; /**< AGP mode */ + struct agp_bridge_data *bridge; + int enabled; /**< whether the AGP bus as been enabled */ + int acquired; /**< whether the AGP device has been acquired */ + unsigned long base; + int agp_mtrr; + int cant_use_aperture; + unsigned long page_mask; +}; + +/** + * Scatter-gather memory. + */ +struct drm_sg_mem { + unsigned long handle; + void *virtual; + int pages; + struct page **pagelist; + dma_addr_t *busaddr; +}; + +struct drm_sigdata { + int context; + struct drm_hw_lock *lock; +}; + + +/** + * Kernel side of a mapping + */ +struct drm_local_map { + resource_size_t offset; /**< Requested physical address (0 for SAREA)*/ + unsigned long size; /**< Requested physical size (bytes) */ + enum drm_map_type type; /**< Type of memory to map */ + enum drm_map_flags flags; /**< Flags */ + void *handle; /**< User-space: "Handle" to pass to mmap() */ + /**< Kernel-space: kernel-virtual address */ + int mtrr; /**< MTRR slot used */ +}; + +typedef struct drm_local_map drm_local_map_t; + +/** + * Mappings list + */ +struct drm_map_list { + struct list_head head; /**< list head */ + struct drm_hash_item hash; + struct drm_local_map *map; /**< mapping */ + uint64_t user_token; + struct drm_master *master; + struct drm_mm_node *file_offset_node; /**< fake offset */ +}; + +/** + * Context handle list + */ +struct drm_ctx_list { + struct list_head head; /**< list head */ + drm_context_t handle; /**< context handle */ + struct drm_file *tag; /**< associated fd private data */ +}; + +/* location of GART table */ +#define DRM_ATI_GART_MAIN 1 +#define DRM_ATI_GART_FB 2 + +#define DRM_ATI_GART_PCI 1 +#define DRM_ATI_GART_PCIE 2 +#define DRM_ATI_GART_IGP 3 + +struct drm_ati_pcigart_info { + int gart_table_location; + int gart_reg_if; + void *addr; + dma_addr_t bus_addr; + dma_addr_t table_mask; + struct drm_dma_handle *table_handle; + struct drm_local_map mapping; + int table_size; +}; + +/** + * GEM specific mm private for tracking GEM objects + */ +struct drm_gem_mm { + struct drm_mm offset_manager; /**< Offset mgmt for buffer objects */ + struct drm_open_hash offset_hash; /**< User token hash table for maps */ +}; + +/** + * This structure defines the drm_mm memory object, which will be used by the + * DRM for its buffer objects. + */ +struct drm_gem_object { + /** Reference count of this object */ + struct kref refcount; + + /** Handle count of this object. Each handle also holds a reference */ + struct kref handlecount; + + /** Related drm device */ + struct drm_device *dev; + + /** File representing the shmem storage */ + struct file *filp; + + /* Mapping info for this object */ + struct drm_map_list map_list; + + /** + * Size of the object, in bytes. Immutable over the object's + * lifetime. + */ + size_t size; + + /** + * Global name for this object, starts at 1. 0 means unnamed. + * Access is covered by the object_name_lock in the related drm_device + */ + int name; + + /** + * Memory domains. These monitor which caches contain read/write data + * related to the object. When transitioning from one set of domains + * to another, the driver is called to ensure that caches are suitably + * flushed and invalidated + */ + uint32_t read_domains; + uint32_t write_domain; + + /** + * While validating an exec operation, the + * new read/write domain values are computed here. + * They will be transferred to the above values + * at the point that any cache flushing occurs + */ + uint32_t pending_read_domains; + uint32_t pending_write_domain; + + void *driver_private; +}; + +#include "drm_crtc.h" + +/* per-master structure */ +struct drm_master { + + struct kref refcount; /* refcount for this master */ + + struct list_head head; /**< each minor contains a list of masters */ + struct drm_minor *minor; /**< link back to minor we are a master for */ + + char *unique; /**< Unique identifier: e.g., busid */ + int unique_len; /**< Length of unique field */ + int unique_size; /**< amount allocated */ + + int blocked; /**< Blocked due to VC switch? */ + + /** \name Authentication */ + /*@{ */ + struct drm_open_hash magiclist; + struct list_head magicfree; + /*@} */ + + struct drm_lock_data lock; /**< Information on hardware lock */ + + void *driver_priv; /**< Private structure for driver to use */ +}; + +/** + * DRM driver structure. This structure represent the common code for + * a family of cards. There will one drm_device for each card present + * in this family + */ +struct drm_driver { + int (*load) (struct drm_device *, unsigned long flags); + int (*firstopen) (struct drm_device *); + int (*open) (struct drm_device *, struct drm_file *); + void (*preclose) (struct drm_device *, struct drm_file *file_priv); + void (*postclose) (struct drm_device *, struct drm_file *); + void (*lastclose) (struct drm_device *); + int (*unload) (struct drm_device *); + int (*suspend) (struct drm_device *, pm_message_t state); + int (*resume) (struct drm_device *); + int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv); + void (*dma_ready) (struct drm_device *); + int (*dma_quiescent) (struct drm_device *); + int (*context_ctor) (struct drm_device *dev, int context); + int (*context_dtor) (struct drm_device *dev, int context); + int (*kernel_context_switch) (struct drm_device *dev, int old, + int new); + void (*kernel_context_switch_unlock) (struct drm_device *dev); + + /** + * get_vblank_counter - get raw hardware vblank counter + * @dev: DRM device + * @crtc: counter to fetch + * + * Driver callback for fetching a raw hardware vblank counter + * for @crtc. If a device doesn't have a hardware counter, the + * driver can simply return the value of drm_vblank_count and + * make the enable_vblank() and disable_vblank() hooks into no-ops, + * leaving interrupts enabled at all times. + * + * Wraparound handling and loss of events due to modesetting is dealt + * with in the DRM core code. + * + * RETURNS + * Raw vblank counter value. + */ + u32 (*get_vblank_counter) (struct drm_device *dev, int crtc); + + /** + * enable_vblank - enable vblank interrupt events + * @dev: DRM device + * @crtc: which irq to enable + * + * Enable vblank interrupts for @crtc. If the device doesn't have + * a hardware vblank counter, this routine should be a no-op, since + * interrupts will have to stay on to keep the count accurate. + * + * RETURNS + * Zero on success, appropriate errno if the given @crtc's vblank + * interrupt cannot be enabled. + */ + int (*enable_vblank) (struct drm_device *dev, int crtc); + + /** + * disable_vblank - disable vblank interrupt events + * @dev: DRM device + * @crtc: which irq to enable + * + * Disable vblank interrupts for @crtc. If the device doesn't have + * a hardware vblank counter, this routine should be a no-op, since + * interrupts will have to stay on to keep the count accurate. + */ + void (*disable_vblank) (struct drm_device *dev, int crtc); + + /** + * Called by \c drm_device_is_agp. Typically used to determine if a + * card is really attached to AGP or not. + * + * \param dev DRM device handle + * + * \returns + * One of three values is returned depending on whether or not the + * card is absolutely \b not AGP (return of 0), absolutely \b is AGP + * (return of 1), or may or may not be AGP (return of 2). + */ + int (*device_is_agp) (struct drm_device *dev); + + /* these have to be filled in */ + + irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); + void (*irq_preinstall) (struct drm_device *dev); + int (*irq_postinstall) (struct drm_device *dev); + void (*irq_uninstall) (struct drm_device *dev); + void (*reclaim_buffers) (struct drm_device *dev, + struct drm_file * file_priv); + void (*reclaim_buffers_locked) (struct drm_device *dev, + struct drm_file *file_priv); + void (*reclaim_buffers_idlelocked) (struct drm_device *dev, + struct drm_file *file_priv); + resource_size_t (*get_map_ofs) (struct drm_local_map * map); + resource_size_t (*get_reg_ofs) (struct drm_device *dev); + void (*set_version) (struct drm_device *dev, + struct drm_set_version *sv); + + /* Master routines */ + int (*master_create)(struct drm_device *dev, struct drm_master *master); + void (*master_destroy)(struct drm_device *dev, struct drm_master *master); + + int (*proc_init)(struct drm_minor *minor); + void (*proc_cleanup)(struct drm_minor *minor); + int (*debugfs_init)(struct drm_minor *minor); + void (*debugfs_cleanup)(struct drm_minor *minor); + + /** + * Driver-specific constructor for drm_gem_objects, to set up + * obj->driver_private. + * + * Returns 0 on success. + */ + int (*gem_init_object) (struct drm_gem_object *obj); + void (*gem_free_object) (struct drm_gem_object *obj); + + /* Driver private ops for this object */ + struct vm_operations_struct *gem_vm_ops; + + int major; + int minor; + int patchlevel; + char *name; + char *desc; + char *date; + + u32 driver_features; + int dev_priv_size; + struct drm_ioctl_desc *ioctls; + int num_ioctls; + struct file_operations fops; + struct pci_driver pci_driver; + /* List of devices hanging off this driver */ + struct list_head device_list; +}; + +#define DRM_MINOR_UNASSIGNED 0 +#define DRM_MINOR_LEGACY 1 +#define DRM_MINOR_CONTROL 2 +#define DRM_MINOR_RENDER 3 + + +/** + * debugfs node list. This structure represents a debugfs file to + * be created by the drm core + */ +struct drm_debugfs_list { + const char *name; /** file name */ + int (*show)(struct seq_file*, void*); /** show callback */ + u32 driver_features; /**< Required driver features for this entry */ +}; + +/** + * debugfs node structure. This structure represents a debugfs file. + */ +struct drm_debugfs_node { + struct list_head list; + struct drm_minor *minor; + struct drm_debugfs_list *debugfs_ent; + struct dentry *dent; +}; + +/** + * Info file list entry. This structure represents a debugfs or proc file to + * be created by the drm core + */ +struct drm_info_list { + const char *name; /** file name */ + int (*show)(struct seq_file*, void*); /** show callback */ + u32 driver_features; /**< Required driver features for this entry */ + void *data; +}; + +/** + * debugfs node structure. This structure represents a debugfs file. + */ +struct drm_info_node { + struct list_head list; + struct drm_minor *minor; + struct drm_info_list *info_ent; + struct dentry *dent; +}; + +/** + * DRM minor structure. This structure represents a drm minor number. + */ +struct drm_minor { + int index; /**< Minor device number */ + int type; /**< Control or render */ + dev_t device; /**< Device number for mknod */ + struct device kdev; /**< Linux device */ + struct drm_device *dev; + + struct proc_dir_entry *proc_root; /**< proc directory entry */ + struct drm_info_node proc_nodes; + struct dentry *debugfs_root; + struct drm_info_node debugfs_nodes; + + struct drm_master *master; /* currently active master for this node */ + struct list_head master_list; + struct drm_mode_group mode_group; +}; + + + + +#endif + + +/** + * DRM device structure. This structure represent a complete card that + * may contain multiple heads. + */ +struct drm_device { + struct list_head driver_item; /**< list of devices per driver */ + char *devname; /**< For /proc/interrupts */ + int if_version; /**< Highest interface version set */ + + /** \name Locks */ + /*@{ */ +// spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ +// struct mutex struct_mutex; /**< For others */ + /*@} */ + + /** \name Usage Counters */ + /*@{ */ + int open_count; /**< Outstanding files open */ +// atomic_t ioctl_count; /**< Outstanding IOCTLs pending */ +// atomic_t vma_count; /**< Outstanding vma areas open */ + int buf_use; /**< Buffers in use -- cannot alloc */ +// atomic_t buf_alloc; /**< Buffer allocation in progress */ + /*@} */ + + /** \name Performance counters */ + /*@{ */ + unsigned long counters; +// enum drm_stat_type types[15]; +// atomic_t counts[15]; + /*@} */ + + struct list_head filelist; + + /** \name Memory management */ + /*@{ */ + struct list_head maplist; /**< Linked list of regions */ + int map_count; /**< Number of mappable regions */ +// struct drm_open_hash map_hash; /**< User token hash table for maps */ + + /** \name Context handle management */ + /*@{ */ + struct list_head ctxlist; /**< Linked list of context handles */ + int ctx_count; /**< Number of context handles */ +// struct mutex ctxlist_mutex; /**< For ctxlist */ + +// struct idr ctx_idr; + + struct list_head vmalist; /**< List of vmas (for debugging) */ + + /*@} */ + + /** \name DMA queues (contexts) */ + /*@{ */ + int queue_count; /**< Number of active DMA queues */ + int queue_reserved; /**< Number of reserved DMA queues */ + int queue_slots; /**< Actual length of queuelist */ +// struct drm_queue **queuelist; /**< Vector of pointers to DMA queues */ +// struct drm_device_dma *dma; /**< Optional pointer for DMA support */ + /*@} */ + + /** \name Context support */ + /*@{ */ + int irq_enabled; /**< True if irq handler is enabled */ + __volatile__ long context_flag; /**< Context swapping flag */ + __volatile__ long interrupt_flag; /**< Interruption handler flag */ + __volatile__ long dma_flag; /**< DMA dispatch flag */ +// struct timer_list timer; /**< Timer for delaying ctx switch */ +// wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ + int last_checked; /**< Last context checked for DMA */ + int last_context; /**< Last current context */ + unsigned long last_switch; /**< jiffies at last context switch */ + /*@} */ + +// struct work_struct work; + /** \name VBLANK IRQ support */ + /*@{ */ + + /* + * At load time, disabling the vblank interrupt won't be allowed since + * old clients may not call the modeset ioctl and therefore misbehave. + * Once the modeset ioctl *has* been called though, we can safely + * disable them when unused. + */ + int vblank_disable_allowed; + +// wait_queue_head_t *vbl_queue; /**< VBLANK wait queue */ +// atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ +// spinlock_t vbl_lock; +// atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ + u32 *last_vblank; /* protected by dev->vbl_lock, used */ + /* for wraparound handling */ + int *vblank_enabled; /* so we don't call enable more than + once per disable */ + int *vblank_inmodeset; /* Display driver is setting mode */ + u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */ +// struct timer_list vblank_disable_timer; + + u32 max_vblank_count; /**< size of vblank counter register */ + + /*@} */ +// cycles_t ctx_start; +// cycles_t lck_start; + +// struct fasync_struct *buf_async;/**< Processes waiting for SIGIO */ +// wait_queue_head_t buf_readers; /**< Processes waiting to read */ +// wait_queue_head_t buf_writers; /**< Processes waiting to ctx switch */ + +// struct drm_agp_head *agp; /**< AGP data */ + + struct pci_dev *pdev; /**< PCI device structure */ + int pci_vendor; /**< PCI vendor id */ + int pci_device; /**< PCI device id */ +// struct drm_sg_mem *sg; /**< Scatter gather memory */ + int num_crtcs; /**< Number of CRTCs on this device */ + void *dev_private; /**< device private data */ + void *mm_private; +// struct address_space *dev_mapping; +// struct drm_sigdata sigdata; /**< For block_all_signals */ +// sigset_t sigmask; + +// struct drm_driver *driver; +// struct drm_local_map *agp_buffer_map; +// unsigned int agp_buffer_token; +// struct drm_minor *control; /**< Control node for card */ +// struct drm_minor *primary; /**< render type primary screen head */ + + /** \name Drawable information */ + /*@{ */ +// spinlock_t drw_lock; +// struct idr drw_idr; + /*@} */ + + struct drm_mode_config mode_config; /**< Current mode config */ + + /** \name GEM information */ + /*@{ */ +// spinlock_t object_name_lock; +// struct idr object_name_idr; +// atomic_t object_count; +// atomic_t object_memory; +// atomic_t pin_count; +// atomic_t pin_memory; +// atomic_t gtt_count; +// atomic_t gtt_memory; +// uint32_t gtt_total; + uint32_t invalidate_domains; /* domains pending invalidation */ + uint32_t flush_domains; /* domains pending flush */ + /*@} */ + +}; + + +#if 0 +static inline int drm_dev_to_irq(struct drm_device *dev) +{ + return dev->pdev->irq; +} + +static __inline__ int drm_core_check_feature(struct drm_device *dev, + int feature) +{ + return ((dev->driver->driver_features & feature) ? 1 : 0); +} + +#ifdef __alpha__ +#define drm_get_pci_domain(dev) dev->hose->index +#else +#define drm_get_pci_domain(dev) 0 +#endif + +#if __OS_HAS_AGP +static inline int drm_core_has_AGP(struct drm_device *dev) +{ + return drm_core_check_feature(dev, DRIVER_USE_AGP); +} +#else +#define drm_core_has_AGP(dev) (0) +#endif + +#if __OS_HAS_MTRR +static inline int drm_core_has_MTRR(struct drm_device *dev) +{ + return drm_core_check_feature(dev, DRIVER_USE_MTRR); +} + +#define DRM_MTRR_WC MTRR_TYPE_WRCOMB + +static inline int drm_mtrr_add(unsigned long offset, unsigned long size, + unsigned int flags) +{ + return mtrr_add(offset, size, flags, 1); +} + +static inline int drm_mtrr_del(int handle, unsigned long offset, + unsigned long size, unsigned int flags) +{ + return mtrr_del(handle, offset, size); +} + +#else +#define drm_core_has_MTRR(dev) (0) + +#define DRM_MTRR_WC 0 + +static inline int drm_mtrr_add(unsigned long offset, unsigned long size, + unsigned int flags) +{ + return 0; +} + +static inline int drm_mtrr_del(int handle, unsigned long offset, + unsigned long size, unsigned int flags) +{ + return 0; +} +#endif + +/******************************************************************/ +/** \name Internal function definitions */ +/*@{*/ + + /* Driver support (drm_drv.h) */ +extern int drm_init(struct drm_driver *driver); +extern void drm_exit(struct drm_driver *driver); +extern int drm_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg); +extern long drm_compat_ioctl(struct file *filp, + unsigned int cmd, unsigned long arg); +extern int drm_lastclose(struct drm_device *dev); + + /* Device support (drm_fops.h) */ +extern int drm_open(struct inode *inode, struct file *filp); +extern int drm_stub_open(struct inode *inode, struct file *filp); +extern int drm_fasync(int fd, struct file *filp, int on); +extern int drm_release(struct inode *inode, struct file *filp); + + /* Mapping support (drm_vm.h) */ +extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); +extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); +extern void drm_vm_open_locked(struct vm_area_struct *vma); +extern resource_size_t drm_core_get_map_ofs(struct drm_local_map * map); +extern resource_size_t drm_core_get_reg_ofs(struct drm_device *dev); +extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); + + /* Memory management support (drm_memory.h) */ +#include "drm_memory.h" +extern void drm_mem_init(void); +extern int drm_mem_info(char *buf, char **start, off_t offset, + int request, int *eof, void *data); +extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); + +extern DRM_AGP_MEM *drm_alloc_agp(struct drm_device *dev, int pages, u32 type); +extern int drm_free_agp(DRM_AGP_MEM * handle, int pages); +extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); +extern DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev, + struct page **pages, + unsigned long num_pages, + uint32_t gtt_offset, + uint32_t type); +extern int drm_unbind_agp(DRM_AGP_MEM * handle); + + /* Misc. IOCTL support (drm_ioctl.h) */ +extern int drm_irq_by_busid(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getunique(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_setunique(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getmap(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getclient(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getstats(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_setversion(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_noop(struct drm_device *dev, void *data, + struct drm_file *file_priv); + + /* Context IOCTL support (drm_context.h) */ +extern int drm_resctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_addctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_modctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_switchctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_newctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmctx(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +extern int drm_ctxbitmap_init(struct drm_device *dev); +extern void drm_ctxbitmap_cleanup(struct drm_device *dev); +extern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle); + +extern int drm_setsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_getsareactx(struct drm_device *dev, void *data, + struct drm_file *file_priv); + + /* Drawable IOCTL support (drm_drawable.h) */ +extern int drm_adddraw(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmdraw(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_update_drawable_info(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern struct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev, + drm_drawable_t id); +extern void drm_drawable_free_all(struct drm_device *dev); + + /* Authentication IOCTL support (drm_auth.h) */ +extern int drm_getmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_authmagic(struct drm_device *dev, void *data, + struct drm_file *file_priv); + +/* Cache management (drm_cache.c) */ +void drm_clflush_pages(struct page *pages[], unsigned long num_pages); + + /* Locking IOCTL support (drm_lock.h) */ +extern int drm_lock(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_unlock(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context); +extern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context); +extern void drm_idlelock_take(struct drm_lock_data *lock_data); +extern void drm_idlelock_release(struct drm_lock_data *lock_data); + +/* + * These are exported to drivers so that they can implement fencing using + * DMA quiscent + idle. DMA quiescent usually requires the hardware lock. + */ + +extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv); + + /* Buffer management support (drm_bufs.h) */ +extern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request); +extern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request); +extern int drm_addmap(struct drm_device *dev, resource_size_t offset, + unsigned int size, enum drm_map_type type, + enum drm_map_flags flags, struct drm_local_map **map_ptr); +extern int drm_addmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_rmmap(struct drm_device *dev, struct drm_local_map *map); +extern int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map); +extern int drm_rmmap_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_addbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_infobufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_markbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_freebufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_mapbufs(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_order(unsigned long size); +extern resource_size_t drm_get_resource_start(struct drm_device *dev, + unsigned int resource); +extern resource_size_t drm_get_resource_len(struct drm_device *dev, + unsigned int resource); + + /* DMA support (drm_dma.h) */ +extern int drm_dma_setup(struct drm_device *dev); +extern void drm_dma_takedown(struct drm_device *dev); +extern void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf); +extern void drm_core_reclaim_buffers(struct drm_device *dev, + struct drm_file *filp); + + /* IRQ support (drm_irq.h) */ +extern int drm_control(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS); +extern int drm_irq_install(struct drm_device *dev); +extern int drm_irq_uninstall(struct drm_device *dev); +extern void drm_driver_irq_preinstall(struct drm_device *dev); +extern void drm_driver_irq_postinstall(struct drm_device *dev); +extern void drm_driver_irq_uninstall(struct drm_device *dev); + +extern int drm_vblank_init(struct drm_device *dev, int num_crtcs); +extern int drm_wait_vblank(struct drm_device *dev, void *data, + struct drm_file *filp); +extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); +extern u32 drm_vblank_count(struct drm_device *dev, int crtc); +extern void drm_handle_vblank(struct drm_device *dev, int crtc); +extern int drm_vblank_get(struct drm_device *dev, int crtc); +extern void drm_vblank_put(struct drm_device *dev, int crtc); +extern void drm_vblank_cleanup(struct drm_device *dev); +/* Modesetting support */ +extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); +extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); +extern int drm_modeset_ctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); + + /* AGP/GART support (drm_agpsupport.h) */ +extern struct drm_agp_head *drm_agp_init(struct drm_device *dev); +extern int drm_agp_acquire(struct drm_device *dev); +extern int drm_agp_acquire_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_release(struct drm_device *dev); +extern int drm_agp_release_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode); +extern int drm_agp_enable_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_info(struct drm_device *dev, struct drm_agp_info *info); +extern int drm_agp_info_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request); +extern int drm_agp_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request); +extern int drm_agp_free_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request); +extern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); +extern int drm_agp_bind_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, size_t pages, u32 type); +extern int drm_agp_free_memory(DRM_AGP_MEM * handle); +extern int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start); +extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); +extern void drm_agp_chipset_flush(struct drm_device *dev); + + /* Stub support (drm_stub.h) */ +extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +struct drm_master *drm_master_create(struct drm_minor *minor); +extern struct drm_master *drm_master_get(struct drm_master *master); +extern void drm_master_put(struct drm_master **master); +extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, + struct drm_driver *driver); +extern void drm_put_dev(struct drm_device *dev); +extern int drm_put_minor(struct drm_minor **minor); +extern unsigned int drm_debug; + +extern struct class *drm_class; +extern struct proc_dir_entry *drm_proc_root; +extern struct dentry *drm_debugfs_root; + +extern struct idr drm_minors_idr; + +extern struct drm_local_map *drm_getsarea(struct drm_device *dev); + + /* Proc support (drm_proc.h) */ +extern int drm_proc_init(struct drm_minor *minor, int minor_id, + struct proc_dir_entry *root); +extern int drm_proc_cleanup(struct drm_minor *minor, struct proc_dir_entry *root); + + /* Debugfs support */ +#if defined(CONFIG_DEBUG_FS) +extern int drm_debugfs_init(struct drm_minor *minor, int minor_id, + struct dentry *root); +extern int drm_debugfs_create_files(struct drm_info_list *files, int count, + struct dentry *root, struct drm_minor *minor); +extern int drm_debugfs_remove_files(struct drm_info_list *files, int count, + struct drm_minor *minor); +extern int drm_debugfs_cleanup(struct drm_minor *minor); +#endif + + /* Info file support */ +extern int drm_name_info(struct seq_file *m, void *data); +extern int drm_vm_info(struct seq_file *m, void *data); +extern int drm_queues_info(struct seq_file *m, void *data); +extern int drm_bufs_info(struct seq_file *m, void *data); +extern int drm_vblank_info(struct seq_file *m, void *data); +extern int drm_clients_info(struct seq_file *m, void* data); +extern int drm_gem_name_info(struct seq_file *m, void *data); +extern int drm_gem_object_info(struct seq_file *m, void* data); + +#if DRM_DEBUG_CODE +extern int drm_vma_info(struct seq_file *m, void *data); +#endif + + /* Scatter Gather Support (drm_scatter.h) */ +extern void drm_sg_cleanup(struct drm_sg_mem * entry); +extern int drm_sg_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request); +extern int drm_sg_free(struct drm_device *dev, void *data, + struct drm_file *file_priv); + + /* ATI PCIGART support (ati_pcigart.h) */ +extern int drm_ati_pcigart_init(struct drm_device *dev, + struct drm_ati_pcigart_info * gart_info); +extern int drm_ati_pcigart_cleanup(struct drm_device *dev, + struct drm_ati_pcigart_info * gart_info); + +extern drm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size, + size_t align, dma_addr_t maxaddr); +extern void __drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah); +extern void drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah); + + /* sysfs support (drm_sysfs.c) */ +struct drm_sysfs_class; +extern struct class *drm_sysfs_create(struct module *owner, char *name); +extern void drm_sysfs_destroy(void); +extern int drm_sysfs_device_add(struct drm_minor *minor); +extern void drm_sysfs_hotplug_event(struct drm_device *dev); +extern void drm_sysfs_device_remove(struct drm_minor *minor); +extern char *drm_get_connector_status_name(enum drm_connector_status status); +extern int drm_sysfs_connector_add(struct drm_connector *connector); +extern void drm_sysfs_connector_remove(struct drm_connector *connector); + +/* Graphics Execution Manager library functions (drm_gem.c) */ +int drm_gem_init(struct drm_device *dev); +void drm_gem_destroy(struct drm_device *dev); +void drm_gem_object_free(struct kref *kref); +struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, + size_t size); +void drm_gem_object_handle_free(struct kref *kref); +void drm_gem_vm_open(struct vm_area_struct *vma); +void drm_gem_vm_close(struct vm_area_struct *vma); +int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); + +static inline void +drm_gem_object_reference(struct drm_gem_object *obj) +{ + kref_get(&obj->refcount); +} + +static inline void +drm_gem_object_unreference(struct drm_gem_object *obj) +{ + if (obj == NULL) + return; + + kref_put(&obj->refcount, drm_gem_object_free); +} + +int drm_gem_handle_create(struct drm_file *file_priv, + struct drm_gem_object *obj, + int *handlep); + +static inline void +drm_gem_object_handle_reference(struct drm_gem_object *obj) +{ + drm_gem_object_reference(obj); + kref_get(&obj->handlecount); +} + +static inline void +drm_gem_object_handle_unreference(struct drm_gem_object *obj) +{ + if (obj == NULL) + return; + + /* + * Must bump handle count first as this may be the last + * ref, in which case the object would disappear before we + * checked for a name + */ + kref_put(&obj->handlecount, drm_gem_object_handle_free); + drm_gem_object_unreference(obj); +} + +struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev, + struct drm_file *filp, + int handle); +int drm_gem_close_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_gem_flink_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +int drm_gem_open_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +void drm_gem_open(struct drm_device *dev, struct drm_file *file_private); +void drm_gem_release(struct drm_device *dev, struct drm_file *file_private); + +extern void drm_core_ioremap(struct drm_local_map *map, struct drm_device *dev); +extern void drm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev); +extern void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev); + +static __inline__ struct drm_local_map *drm_core_findmap(struct drm_device *dev, + unsigned int token) +{ + struct drm_map_list *_entry; + list_for_each_entry(_entry, &dev->maplist, head) + if (_entry->user_token == token) + return _entry->map; + return NULL; +} + +static __inline__ int drm_device_is_agp(struct drm_device *dev) +{ + if (dev->driver->device_is_agp != NULL) { + int err = (*dev->driver->device_is_agp) (dev); + + if (err != 2) { + return err; + } + } + + return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP); +} + +static __inline__ int drm_device_is_pcie(struct drm_device *dev) +{ + return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP); +} + +static __inline__ void drm_core_dropmap(struct drm_local_map *map) +{ +} + + +static __inline__ void *drm_calloc_large(size_t nmemb, size_t size) +{ + if (size * nmemb <= PAGE_SIZE) + return kcalloc(nmemb, size, GFP_KERNEL); + + if (size != 0 && nmemb > ULONG_MAX / size) + return NULL; + + return __vmalloc(size * nmemb, + GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO, PAGE_KERNEL); +} + +static __inline void drm_free_large(void *ptr) +{ + if (!is_vmalloc_addr(ptr)) + return kfree(ptr); + + vfree(ptr); +} +/*@}*/ + +#endif + + +#endif diff --git a/drivers/video/drm/include/drm_crtc.h b/drivers/video/drm/include/drm_crtc.h index e6a53548a1..4e3c9b7217 100644 --- a/drivers/video/drm/include/drm_crtc.h +++ b/drivers/video/drm/include/drm_crtc.h @@ -113,7 +113,7 @@ enum drm_mode_status { struct drm_display_mode { /* Header */ -// struct list_head head; + struct list_head head; struct drm_mode_object base; char name[DRM_DISPLAY_MODE_LEN]; @@ -246,7 +246,7 @@ struct drm_framebuffer_funcs { struct drm_framebuffer { struct drm_device *dev; -// struct list_head head; + struct list_head head; struct drm_mode_object base; const struct drm_framebuffer_funcs *funcs; unsigned int pitch; @@ -257,32 +257,32 @@ struct drm_framebuffer { int bits_per_pixel; int flags; void *fbdev; - u32_t pseudo_palette[17]; -// struct list_head filp_head; + u32 pseudo_palette[17]; + struct list_head filp_head; }; struct drm_property_blob { struct drm_mode_object base; -// struct list_head head; + struct list_head head; unsigned int length; void *data; }; struct drm_property_enum { uint64_t value; -// struct list_head head; + struct list_head head; char name[DRM_PROP_NAME_LEN]; }; struct drm_property { -// struct list_head head; + struct list_head head; struct drm_mode_object base; uint32_t flags; char name[DRM_PROP_NAME_LEN]; uint32_t num_values; uint64_t *values; -// struct list_head enum_blob_list; + struct list_head enum_blob_list; }; struct drm_crtc; @@ -348,7 +348,7 @@ struct drm_crtc_funcs { */ struct drm_crtc { struct drm_device *dev; -// struct list_head head; + struct list_head head; struct drm_mode_object base; @@ -415,7 +415,7 @@ struct drm_encoder_funcs { */ struct drm_encoder { struct drm_device *dev; -// struct list_head head; + struct list_head head; struct drm_mode_object base; int encoder_type; @@ -447,7 +447,7 @@ struct drm_connector { struct drm_device *dev; // struct device kdev; struct device_attribute *attr; -// struct list_head head; + struct list_head head; struct drm_mode_object base; @@ -455,18 +455,18 @@ struct drm_connector { int connector_type_id; bool interlace_allowed; bool doublescan_allowed; -// struct list_head modes; /* list of modes on this connector */ + struct list_head modes; /* list of modes on this connector */ int initial_x, initial_y; enum drm_connector_status status; /* these are modes added by probing with DDC or the BIOS */ -// struct list_head probed_modes; + struct list_head probed_modes; struct drm_display_info display_info; const struct drm_connector_funcs *funcs; -// struct list_head user_modes; + struct list_head user_modes; struct drm_property_blob *edid_blob_ptr; u32_t property_ids[DRM_CONNECTOR_MAX_PROPERTY]; uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; @@ -490,7 +490,7 @@ struct drm_connector { * This is used to set modes. */ struct drm_mode_set { -// struct list_head head; + struct list_head head; struct drm_framebuffer *fb; struct drm_crtc *crtc; @@ -533,22 +533,22 @@ struct drm_mode_group { struct drm_mode_config { // struct mutex mutex; /* protects configuration (mode lists etc.) */ // struct mutex idr_mutex; /* for IDR management */ -// struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ + struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ /* this is limited to one for now */ int num_fb; -// struct list_head fb_list; + struct list_head fb_list; int num_connector; -// struct list_head connector_list; + struct list_head connector_list; int num_encoder; -// struct list_head encoder_list; + struct list_head encoder_list; int num_crtc; -// struct list_head crtc_list; + struct list_head crtc_list; -// struct list_head property_list; + struct list_head property_list; /* in-kernel framebuffers - hung of filp_head in drm_framebuffer */ -// struct list_head fb_kernel_list; + struct list_head fb_kernel_list; int min_width, min_height; int max_width, max_height; @@ -556,7 +556,7 @@ struct drm_mode_config { resource_size_t fb_base; /* pointers to standard properties */ -// struct list_head property_blob_list; + struct list_head property_blob_list; struct drm_property *edid_property; struct drm_property *dpms_property; @@ -586,7 +586,6 @@ struct drm_mode_config { #define obj_to_property(x) container_of(x, struct drm_property, base) #define obj_to_blob(x) container_of(x, struct drm_property_blob, base) - extern void drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc, const struct drm_crtc_funcs *funcs); @@ -612,8 +611,11 @@ extern char *drm_get_dvi_i_subconnector_name(int val); extern char *drm_get_dvi_i_select_name(int val); extern char *drm_get_tv_subconnector_name(int val); extern char *drm_get_tv_select_name(int val); -extern void drm_fb_release(struct drm_file *file_priv); -extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); + + + +//extern void drm_fb_release(struct drm_file *file_priv); +//extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); //extern struct edid *drm_get_edid(struct drm_connector *connector, // struct i2c_adapter *adapter); //extern int drm_do_probe_ddc_edid(struct i2c_adapter *adapter, @@ -736,4 +738,6 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); //extern bool drm_detect_hdmi_monitor(struct edid *edid); + + #endif /* __DRM_CRTC_H__ */ diff --git a/drivers/video/drm/include/drm_crtc_helper.h b/drivers/video/drm/include/drm_crtc_helper.h new file mode 100644 index 0000000000..4eee0ecbb5 --- /dev/null +++ b/drivers/video/drm/include/drm_crtc_helper.h @@ -0,0 +1,126 @@ +/* + * Copyright © 2006 Keith Packard + * Copyright © 2007-2008 Dave Airlie + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The DRM mode setting helper functions are common code for drivers to use if + * they wish. Drivers are not forced to use this code in their + * implementations but it would be useful if they code they do use at least + * provides a consistent interface and operation to userspace + */ + +#ifndef __DRM_CRTC_HELPER_H__ +#define __DRM_CRTC_HELPER_H__ + +//#include +//#include +//#include + +//#include + +struct drm_crtc_helper_funcs { + /* + * Control power levels on the CRTC. If the mode passed in is + * unsupported, the provider must use the next lowest power level. + */ + void (*dpms)(struct drm_crtc *crtc, int mode); + void (*prepare)(struct drm_crtc *crtc); + void (*commit)(struct drm_crtc *crtc); + + /* Provider can fixup or change mode timings before modeset occurs */ + bool (*mode_fixup)(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + /* Actually set the mode */ + int (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, int x, int y, + struct drm_framebuffer *old_fb); + + /* Move the crtc on the current fb to the given position *optional* */ + int (*mode_set_base)(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb); +}; + +struct drm_encoder_helper_funcs { + void (*dpms)(struct drm_encoder *encoder, int mode); + void (*save)(struct drm_encoder *encoder); + void (*restore)(struct drm_encoder *encoder); + + bool (*mode_fixup)(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + void (*prepare)(struct drm_encoder *encoder); + void (*commit)(struct drm_encoder *encoder); + void (*mode_set)(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + struct drm_crtc *(*get_crtc)(struct drm_encoder *encoder); + /* detect for DAC style encoders */ + enum drm_connector_status (*detect)(struct drm_encoder *encoder, + struct drm_connector *connector); +}; + +struct drm_connector_helper_funcs { + int (*get_modes)(struct drm_connector *connector); + int (*mode_valid)(struct drm_connector *connector, + struct drm_display_mode *mode); + struct drm_encoder *(*best_encoder)(struct drm_connector *connector); +}; + +extern int drm_helper_probe_single_connector_modes(struct drm_connector *connector, uint32_t maxX, uint32_t maxY); +extern void drm_helper_disable_unused_functions(struct drm_device *dev); +extern int drm_helper_hotplug_stage_two(struct drm_device *dev); +extern bool drm_helper_initial_config(struct drm_device *dev); +extern int drm_crtc_helper_set_config(struct drm_mode_set *set); +extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, + struct drm_display_mode *mode, + int x, int y, + struct drm_framebuffer *old_fb); +extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc); + +extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode); + +extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, + struct drm_mode_fb_cmd *mode_cmd); + +static inline void drm_crtc_helper_add(struct drm_crtc *crtc, + const struct drm_crtc_helper_funcs *funcs) +{ + crtc->helper_private = (void *)funcs; +} + +static inline void drm_encoder_helper_add(struct drm_encoder *encoder, + const struct drm_encoder_helper_funcs *funcs) +{ + encoder->helper_private = (void *)funcs; +} + +static inline void drm_connector_helper_add(struct drm_connector *connector, + const struct drm_connector_helper_funcs *funcs) +{ + connector->helper_private = (void *)funcs; +} + +extern int drm_helper_resume_force_mode(struct drm_device *dev); +#endif diff --git a/drivers/video/drm/include/drm_edid.h b/drivers/video/drm/include/drm_edid.h new file mode 100644 index 0000000000..48ebc75e49 --- /dev/null +++ b/drivers/video/drm/include/drm_edid.h @@ -0,0 +1,289 @@ +/* + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef __DRM_EDID_H__ +#define __DRM_EDID_H__ + +#include + +#define EDID_LENGTH 128 +#define DDC_ADDR 0x50 + +struct est_timings { + u8 t1; + u8 t2; + u8 mfg_rsvd; +} __attribute__((packed)); + +/* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ +#define EDID_TIMING_ASPECT_SHIFT 6 +#define EDID_TIMING_ASPECT_MASK (0x3 << EDID_TIMING_ASPECT_SHIFT) + +/* need to add 60 */ +#define EDID_TIMING_VFREQ_SHIFT 0 +#define EDID_TIMING_VFREQ_MASK (0x3f << EDID_TIMING_VFREQ_SHIFT) + +struct std_timing { + u8 hsize; /* need to multiply by 8 then add 248 */ + u8 vfreq_aspect; +} __attribute__((packed)); + +#define DRM_EDID_PT_HSYNC_POSITIVE (1 << 1) +#define DRM_EDID_PT_VSYNC_POSITIVE (1 << 2) +#define DRM_EDID_PT_SEPARATE_SYNC (3 << 3) +#define DRM_EDID_PT_STEREO (1 << 5) +#define DRM_EDID_PT_INTERLACED (1 << 7) + +/* If detailed data is pixel timing */ +struct detailed_pixel_timing { + u8 hactive_lo; + u8 hblank_lo; + u8 hactive_hblank_hi; + u8 vactive_lo; + u8 vblank_lo; + u8 vactive_vblank_hi; + u8 hsync_offset_lo; + u8 hsync_pulse_width_lo; + u8 vsync_offset_pulse_width_lo; + u8 hsync_vsync_offset_pulse_width_hi; + u8 width_mm_lo; + u8 height_mm_lo; + u8 width_height_mm_hi; + u8 hborder; + u8 vborder; + u8 misc; +} __attribute__((packed)); + +/* If it's not pixel timing, it'll be one of the below */ +struct detailed_data_string { + u8 str[13]; +} __attribute__((packed)); + +struct detailed_data_monitor_range { + u8 min_vfreq; + u8 max_vfreq; + u8 min_hfreq_khz; + u8 max_hfreq_khz; + u8 pixel_clock_mhz; /* need to multiply by 10 */ + u16 sec_gtf_toggle; /* A000=use above, 20=use below */ + u8 hfreq_start_khz; /* need to multiply by 2 */ + u8 c; /* need to divide by 2 */ + u16 m; + u8 k; + u8 j; /* need to divide by 2 */ +} __attribute__((packed)); + +struct detailed_data_wpindex { + u8 white_yx_lo; /* Lower 2 bits each */ + u8 white_x_hi; + u8 white_y_hi; + u8 gamma; /* need to divide by 100 then add 1 */ +} __attribute__((packed)); + +struct detailed_data_color_point { + u8 windex1; + u8 wpindex1[3]; + u8 windex2; + u8 wpindex2[3]; +} __attribute__((packed)); + +struct detailed_non_pixel { + u8 pad1; + u8 type; /* ff=serial, fe=string, fd=monitor range, fc=monitor name + fb=color point data, fa=standard timing data, + f9=undefined, f8=mfg. reserved */ + u8 pad2; + union { + struct detailed_data_string str; + struct detailed_data_monitor_range range; + struct detailed_data_wpindex color; + struct std_timing timings[5]; + } data; +} __attribute__((packed)); + +#define EDID_DETAIL_STD_MODES 0xfa +#define EDID_DETAIL_MONITOR_CPDATA 0xfb +#define EDID_DETAIL_MONITOR_NAME 0xfc +#define EDID_DETAIL_MONITOR_RANGE 0xfd +#define EDID_DETAIL_MONITOR_STRING 0xfe +#define EDID_DETAIL_MONITOR_SERIAL 0xff + +struct detailed_timing { + u16 pixel_clock; /* need to multiply by 10 KHz */ + union { + struct detailed_pixel_timing pixel_data; + struct detailed_non_pixel other_data; + } data; +} __attribute__((packed)); + +#define DRM_EDID_INPUT_SERRATION_VSYNC (1 << 0) +#define DRM_EDID_INPUT_SYNC_ON_GREEN (1 << 1) +#define DRM_EDID_INPUT_COMPOSITE_SYNC (1 << 2) +#define DRM_EDID_INPUT_SEPARATE_SYNCS (1 << 3) +#define DRM_EDID_INPUT_BLANK_TO_BLACK (1 << 4) +#define DRM_EDID_INPUT_VIDEO_LEVEL (3 << 5) +#define DRM_EDID_INPUT_DIGITAL (1 << 7) /* bits below must be zero if set */ + +#define DRM_EDID_FEATURE_DEFAULT_GTF (1 << 0) +#define DRM_EDID_FEATURE_PREFERRED_TIMING (1 << 1) +#define DRM_EDID_FEATURE_STANDARD_COLOR (1 << 2) +#define DRM_EDID_FEATURE_DISPLAY_TYPE (3 << 3) /* 00=mono, 01=rgb, 10=non-rgb, 11=unknown */ +#define DRM_EDID_FEATURE_PM_ACTIVE_OFF (1 << 5) +#define DRM_EDID_FEATURE_PM_SUSPEND (1 << 6) +#define DRM_EDID_FEATURE_PM_STANDBY (1 << 7) + +struct edid { + u8 header[8]; + /* Vendor & product info */ + u8 mfg_id[2]; + u8 prod_code[2]; + u32 serial; /* FIXME: byte order */ + u8 mfg_week; + u8 mfg_year; + /* EDID version */ + u8 version; + u8 revision; + /* Display info: */ + u8 input; + u8 width_cm; + u8 height_cm; + u8 gamma; + u8 features; + /* Color characteristics */ + u8 red_green_lo; + u8 black_white_lo; + u8 red_x; + u8 red_y; + u8 green_x; + u8 green_y; + u8 blue_x; + u8 blue_y; + u8 white_x; + u8 white_y; + /* Est. timings and mfg rsvd timings*/ + struct est_timings established_timings; + /* Standard timings 1-8*/ + struct std_timing standard_timings[8]; + /* Detailing timings 1-4 */ + struct detailed_timing detailed_timings[4]; + /* Number of 128 byte ext. blocks */ + u8 extensions; + /* Checksum */ + u8 checksum; +} __attribute__((packed)); + +#define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) + +#define KOBJ_NAME_LEN 20 + +#define I2C_NAME_SIZE 20 + + +/* --- Defines for bit-adapters --------------------------------------- */ +/* + * This struct contains the hw-dependent functions of bit-style adapters to + * manipulate the line states, and to init any hw-specific features. This is + * only used if you have more than one hw-type of adapter running. + */ +struct i2c_algo_bit_data { + void *data; /* private data for lowlevel routines */ + void (*setsda) (void *data, int state); + void (*setscl) (void *data, int state); + int (*getsda) (void *data); + int (*getscl) (void *data); + + /* local settings */ + int udelay; /* half clock cycle time in us, + minimum 2 us for fast-mode I2C, + minimum 5 us for standard-mode I2C and SMBus, + maximum 50 us for SMBus */ + int timeout; /* in jiffies */ +}; + +struct i2c_client; +/* + * i2c_adapter is the structure used to identify a physical i2c bus along + * with the access algorithms necessary to access it. + */ +struct i2c_adapter { +// struct module *owner; + unsigned int id; + unsigned int class; +// const struct i2c_algorithm *algo; /* the algorithm to access the bus */ + void *algo_data; + + /* --- administration stuff. */ + int (*client_register)(struct i2c_client *); + int (*client_unregister)(struct i2c_client *); + + /* data fields that are valid for all devices */ + u8 level; /* nesting level for lockdep */ +// struct mutex bus_lock; +// struct mutex clist_lock; + + int timeout; + int retries; +// struct device dev; /* the adapter device */ + + int nr; + struct list_head clients; /* DEPRECATED */ + char name[48]; +// struct completion dev_released; +}; +#define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev) + +struct i2c_client { + unsigned short flags; /* div., see below */ + unsigned short addr; /* chip address - NOTE: 7bit */ + /* addresses are stored in the */ + /* _LOWER_ 7 bits */ + char name[I2C_NAME_SIZE]; + struct i2c_adapter *adapter; /* the adapter we sit on */ +// struct i2c_driver *driver; /* and our access routines */ +// struct device dev; /* the device structure */ + int irq; /* irq issued by device (or -1) */ + char driver_name[KOBJ_NAME_LEN]; + struct list_head list; /* DEPRECATED */ +// struct completion released; +}; +#define to_i2c_client(d) container_of(d, struct i2c_client, dev) + +int i2c_bit_add_bus(struct i2c_adapter *); +int i2c_bit_add_numbered_bus(struct i2c_adapter *); + + +struct i2c_msg { + u16 addr; /* slave address */ + u16 flags; +#define I2C_M_TEN 0x0010 /* this is a ten bit chip address */ +#define I2C_M_RD 0x0001 /* read data, from slave to master */ +#define I2C_M_NOSTART 0x4000 /* if I2C_FUNC_PROTOCOL_MANGLING */ +#define I2C_M_REV_DIR_ADDR 0x2000 /* if I2C_FUNC_PROTOCOL_MANGLING */ +#define I2C_M_IGNORE_NAK 0x1000 /* if I2C_FUNC_PROTOCOL_MANGLING */ +#define I2C_M_NO_RD_ACK 0x0800 /* if I2C_FUNC_PROTOCOL_MANGLING */ +#define I2C_M_RECV_LEN 0x0400 /* length will be first received byte */ + u16 len; /* msg length */ + u8 *buf; /* pointer to msg data */ +}; + + +#endif /* __DRM_EDID_H__ */ diff --git a/drivers/video/drm/include/pci.h b/drivers/video/drm/include/pci.h index 4466e7905d..16d66584f9 100644 --- a/drivers/video/drm/include/pci.h +++ b/drivers/video/drm/include/pci.h @@ -1,6 +1,6 @@ #include -#include +#include #ifndef __PCI_H__ #define __PCI_H__ @@ -545,8 +545,8 @@ struct pci_device_id typedef struct { - link_t link; - struct pci_dev pci_dev; + struct list_head link; + struct pci_dev pci_dev; }dev_t; int enum_pci_devices(void); diff --git a/drivers/video/drm/include/types.h b/drivers/video/drm/include/types.h index f3d17ca123..0277146b1d 100644 --- a/drivers/video/drm/include/types.h +++ b/drivers/video/drm/include/types.h @@ -38,6 +38,9 @@ typedef unsigned short u16_t; typedef unsigned int u32_t; typedef unsigned long long u64_t; +typedef signed char int8_t; +typedef signed long long int64_t; + #define NULL (void*)0 typedef uint32_t dma_addr_t; @@ -55,6 +58,14 @@ typedef uint32_t resource_size_t; #define likely(x) __builtin_expect(!!(x), 1) #define unlikely(x) __builtin_expect(!!(x), 0) +#define BITS_PER_LONG 32 + +#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) + +#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG) + +#define DECLARE_BITMAP(name,bits) \ + unsigned long name[BITS_TO_LONGS(bits)] #define KERN_EMERG "<0>" /* system is unusable */ @@ -115,14 +126,21 @@ int dbgprintf(const char* format, ...); #define GFP_KERNEL 0 +//#include + +int snprintf(char *str, size_t size, const char *format, ...); + + //#include void* memcpy(void *s1, const void *s2, size_t n); void* memset(void *s, int c, size_t n); size_t strlen(const char *s); +char *strncpy (char *dst, const char *src, size_t len); void *malloc(size_t size); +#define kmalloc(s,f) malloc((s)) #define kfree free static inline void *kzalloc(size_t size, u32_t flags) @@ -200,5 +218,81 @@ struct drm_file; #define upper_32_bits(n) ((u32)(((n) >> 16) >> 16)) +static inline void bitmap_zero(unsigned long *dst, int nbits) +{ + if (nbits <= BITS_PER_LONG) + *dst = 0UL; + else { + int len = BITS_TO_LONGS(nbits) * sizeof(unsigned long); + memset(dst, 0, len); + } +} + +#define EXPORT_SYMBOL(x) + +#define IDR_BITS 5 +#define IDR_FULL 0xfffffffful + +struct idr_layer { + unsigned long bitmap; /* A zero bit means "space here" */ + struct idr_layer *ary[1< _y ? _x : _y; }) + + +extern uint32_t __div64_32(uint64_t *dividend, uint32_t divisor); + +# define do_div(n,base) ({ \ + uint32_t __base = (base); \ + uint32_t __rem; \ + (void)(((typeof((n)) *)0) == ((uint64_t *)0)); \ + if (likely(((n) >> 32) == 0)) { \ + __rem = (uint32_t)(n) % __base; \ + (n) = (uint32_t)(n) / __base; \ + } else \ + __rem = __div64_32(&(n), __base); \ + __rem; \ +}) + +#define lower_32_bits(n) ((u32)(n)) + +#define INT_MAX ((int)(~0U>>1)) +#define INT_MIN (-INT_MAX - 1) +#define UINT_MAX (~0U) +#define LONG_MAX ((long)(~0UL>>1)) +#define LONG_MIN (-LONG_MAX - 1) +#define ULONG_MAX (~0UL) +#define LLONG_MAX ((long long)(~0ULL>>1)) +#define LLONG_MIN (-LLONG_MAX - 1) +#define ULLONG_MAX (~0ULL) + + +static inline void *kcalloc(size_t n, size_t size, u32_t flags) +{ + if (n != 0 && size > ULONG_MAX / n) + return NULL; + return kmalloc(n * size, 0); +} #endif //__TYPES_H__ diff --git a/drivers/video/drm/radeon/atombios_crtc.c b/drivers/video/drm/radeon/atombios_crtc.c new file mode 100644 index 0000000000..97fbd992f5 --- /dev/null +++ b/drivers/video/drm/radeon/atombios_crtc.c @@ -0,0 +1,697 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include +#include +#include "radeon_drm.h" +#include "radeon_fixed.h" +#include "radeon.h" +#include "atom.h" +#include "atom-bits.h" + +static void atombios_lock_crtc(struct drm_crtc *crtc, int lock) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int index = + GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = lock; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_enable_crtc(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = state; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq); + ENABLE_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucEnable = state; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + +static void atombios_blank_crtc(struct drm_crtc *crtc, int state) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC); + BLANK_CRTC_PS_ALLOCATION args; + + memset(&args, 0, sizeof(args)); + + args.ucCRTC = radeon_crtc->crtc_id; + args.ucBlanking = state; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + +void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + + switch (mode) { + case DRM_MODE_DPMS_ON: + if (ASIC_IS_DCE3(rdev)) + atombios_enable_crtc_memreq(crtc, 1); + atombios_enable_crtc(crtc, 1); + atombios_blank_crtc(crtc, 0); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + atombios_blank_crtc(crtc, 1); + atombios_enable_crtc(crtc, 0); + if (ASIC_IS_DCE3(rdev)) + atombios_enable_crtc_memreq(crtc, 0); + break; + } + + if (mode != DRM_MODE_DPMS_OFF) { + radeon_crtc_load_lut(crtc); + } +} + +static void +atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, + SET_CRTC_USING_DTD_TIMING_PARAMETERS * crtc_param) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + SET_CRTC_USING_DTD_TIMING_PARAMETERS conv_param; + int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming); + + conv_param.usH_Size = cpu_to_le16(crtc_param->usH_Size); + conv_param.usH_Blanking_Time = + cpu_to_le16(crtc_param->usH_Blanking_Time); + conv_param.usV_Size = cpu_to_le16(crtc_param->usV_Size); + conv_param.usV_Blanking_Time = + cpu_to_le16(crtc_param->usV_Blanking_Time); + conv_param.usH_SyncOffset = cpu_to_le16(crtc_param->usH_SyncOffset); + conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); + conv_param.usV_SyncOffset = cpu_to_le16(crtc_param->usV_SyncOffset); + conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); + conv_param.susModeMiscInfo.usAccess = + cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); + conv_param.ucCRTC = crtc_param->ucCRTC; + + printk("executing set crtc dtd timing\n"); + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param); +} + +void atombios_crtc_set_timing(struct drm_crtc *crtc, + SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION * + crtc_param) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION conv_param; + int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing); + + conv_param.usH_Total = cpu_to_le16(crtc_param->usH_Total); + conv_param.usH_Disp = cpu_to_le16(crtc_param->usH_Disp); + conv_param.usH_SyncStart = cpu_to_le16(crtc_param->usH_SyncStart); + conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); + conv_param.usV_Total = cpu_to_le16(crtc_param->usV_Total); + conv_param.usV_Disp = cpu_to_le16(crtc_param->usV_Disp); + conv_param.usV_SyncStart = cpu_to_le16(crtc_param->usV_SyncStart); + conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); + conv_param.susModeMiscInfo.usAccess = + cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); + conv_param.ucCRTC = crtc_param->ucCRTC; + conv_param.ucOverscanRight = crtc_param->ucOverscanRight; + conv_param.ucOverscanLeft = crtc_param->ucOverscanLeft; + conv_param.ucOverscanBottom = crtc_param->ucOverscanBottom; + conv_param.ucOverscanTop = crtc_param->ucOverscanTop; + conv_param.ucReserved = crtc_param->ucReserved; + + printk("executing set crtc timing\n"); + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param); +} + +void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct drm_encoder *encoder = NULL; + struct radeon_encoder *radeon_encoder = NULL; + uint8_t frev, crev; + int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock); + SET_PIXEL_CLOCK_PS_ALLOCATION args; + PIXEL_CLOCK_PARAMETERS *spc1_ptr; + PIXEL_CLOCK_PARAMETERS_V2 *spc2_ptr; + PIXEL_CLOCK_PARAMETERS_V3 *spc3_ptr; + uint32_t sclock = mode->clock; + uint32_t ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0; + struct radeon_pll *pll; + int pll_flags = 0; + + memset(&args, 0, sizeof(args)); + + if (ASIC_IS_AVIVO(rdev)) { + uint32_t ss_cntl; + + if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */ + pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; + else + pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; + + /* disable spread spectrum clocking for now -- thanks Hedy Lamarr */ + if (radeon_crtc->crtc_id == 0) { + ss_cntl = RREG32(AVIVO_P1PLL_INT_SS_CNTL); + WREG32(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl & ~1); + } else { + ss_cntl = RREG32(AVIVO_P2PLL_INT_SS_CNTL); + WREG32(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl & ~1); + } + } else { + pll_flags |= RADEON_PLL_LEGACY; + + if (mode->clock > 200000) /* range limits??? */ + pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; + else + pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; + + } + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + if (encoder->crtc == crtc) { + if (!ASIC_IS_AVIVO(rdev)) { + if (encoder->encoder_type != + DRM_MODE_ENCODER_DAC) + pll_flags |= RADEON_PLL_NO_ODD_POST_DIV; + if (!ASIC_IS_AVIVO(rdev) + && (encoder->encoder_type == + DRM_MODE_ENCODER_LVDS)) + pll_flags |= RADEON_PLL_USE_REF_DIV; + } + radeon_encoder = to_radeon_encoder(encoder); + } + } + + if (radeon_crtc->crtc_id == 0) + pll = &rdev->clock.p1pll; + else + pll = &rdev->clock.p2pll; + + radeon_compute_pll(pll, mode->clock, &sclock, &fb_div, &frac_fb_div, + &ref_div, &post_div, pll_flags); + + atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, + &crev); + + switch (frev) { + case 1: + switch (crev) { + case 1: + spc1_ptr = (PIXEL_CLOCK_PARAMETERS *) & args.sPCLKInput; + spc1_ptr->usPixelClock = cpu_to_le16(sclock); + spc1_ptr->usRefDiv = cpu_to_le16(ref_div); + spc1_ptr->usFbDiv = cpu_to_le16(fb_div); + spc1_ptr->ucFracFbDiv = frac_fb_div; + spc1_ptr->ucPostDiv = post_div; + spc1_ptr->ucPpll = + radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; + spc1_ptr->ucCRTC = radeon_crtc->crtc_id; + spc1_ptr->ucRefDivSrc = 1; + break; + case 2: + spc2_ptr = + (PIXEL_CLOCK_PARAMETERS_V2 *) & args.sPCLKInput; + spc2_ptr->usPixelClock = cpu_to_le16(sclock); + spc2_ptr->usRefDiv = cpu_to_le16(ref_div); + spc2_ptr->usFbDiv = cpu_to_le16(fb_div); + spc2_ptr->ucFracFbDiv = frac_fb_div; + spc2_ptr->ucPostDiv = post_div; + spc2_ptr->ucPpll = + radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; + spc2_ptr->ucCRTC = radeon_crtc->crtc_id; + spc2_ptr->ucRefDivSrc = 1; + break; + case 3: + if (!encoder) + return; + spc3_ptr = + (PIXEL_CLOCK_PARAMETERS_V3 *) & args.sPCLKInput; + spc3_ptr->usPixelClock = cpu_to_le16(sclock); + spc3_ptr->usRefDiv = cpu_to_le16(ref_div); + spc3_ptr->usFbDiv = cpu_to_le16(fb_div); + spc3_ptr->ucFracFbDiv = frac_fb_div; + spc3_ptr->ucPostDiv = post_div; + spc3_ptr->ucPpll = + radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; + spc3_ptr->ucMiscInfo = (radeon_crtc->crtc_id << 2); + spc3_ptr->ucTransmitterId = radeon_encoder->encoder_id; + spc3_ptr->ucEncoderMode = + atombios_get_encoder_mode(encoder); + break; + default: + DRM_ERROR("Unknown table version %d %d\n", frev, crev); + return; + } + break; + default: + DRM_ERROR("Unknown table version %d %d\n", frev, crev); + return; + } + + printk("executing set pll\n"); + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + + +int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_framebuffer *radeon_fb; + struct drm_gem_object *obj; + struct drm_radeon_gem_object *obj_priv; + uint64_t fb_location; + uint32_t fb_format, fb_pitch_pixels; + + if (!crtc->fb) + return -EINVAL; + + radeon_fb = to_radeon_framebuffer(crtc->fb); + + obj = radeon_fb->obj; + obj_priv = obj->driver_private; + +// if (radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &fb_location)) { +// return -EINVAL; +// } + + switch (crtc->fb->bits_per_pixel) { + case 15: + fb_format = + AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | + AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555; + break; + case 16: + fb_format = + AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | + AVIVO_D1GRPH_CONTROL_16BPP_RGB565; + break; + case 24: + case 32: + fb_format = + AVIVO_D1GRPH_CONTROL_DEPTH_32BPP | + AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888; + break; + default: + DRM_ERROR("Unsupported screen depth %d\n", + crtc->fb->bits_per_pixel); + return -EINVAL; + } + + /* TODO tiling */ + if (radeon_crtc->crtc_id == 0) + WREG32(AVIVO_D1VGA_CONTROL, 0); + else + WREG32(AVIVO_D2VGA_CONTROL, 0); + WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, + (u32) fb_location); + WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS + + radeon_crtc->crtc_offset, (u32) fb_location); + WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); + + WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width); + WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height); + + fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); + WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels); + WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1); + + WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset, + crtc->mode.vdisplay); + x &= ~3; + y &= ~1; + WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset, + (x << 16) | y); + WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset, + (crtc->mode.hdisplay << 16) | crtc->mode.vdisplay); + + if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) + WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, + AVIVO_D1MODE_INTERLEAVE_EN); + else + WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0); + + if (old_fb && old_fb != crtc->fb) { + radeon_fb = to_radeon_framebuffer(old_fb); +// radeon_gem_object_unpin(radeon_fb->obj); + } + return 0; +} + + +int atombios_crtc_mode_set(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, + int x, int y, struct drm_framebuffer *old_fb) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct drm_encoder *encoder; + SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION crtc_timing; + + /* TODO color tiling */ + memset(&crtc_timing, 0, sizeof(crtc_timing)); + + /* TODO tv */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + + } + + crtc_timing.ucCRTC = radeon_crtc->crtc_id; + crtc_timing.usH_Total = adjusted_mode->crtc_htotal; + crtc_timing.usH_Disp = adjusted_mode->crtc_hdisplay; + crtc_timing.usH_SyncStart = adjusted_mode->crtc_hsync_start; + crtc_timing.usH_SyncWidth = + adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start; + + crtc_timing.usV_Total = adjusted_mode->crtc_vtotal; + crtc_timing.usV_Disp = adjusted_mode->crtc_vdisplay; + crtc_timing.usV_SyncStart = adjusted_mode->crtc_vsync_start; + crtc_timing.usV_SyncWidth = + adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC; + + if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE; + + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + crtc_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE; + + atombios_crtc_set_pll(crtc, adjusted_mode); + atombios_crtc_set_timing(crtc, &crtc_timing); + + if (ASIC_IS_AVIVO(rdev)) + atombios_crtc_set_base(crtc, x, y, old_fb); + else { + if (radeon_crtc->crtc_id == 0) { + SET_CRTC_USING_DTD_TIMING_PARAMETERS crtc_dtd_timing; + memset(&crtc_dtd_timing, 0, sizeof(crtc_dtd_timing)); + + /* setup FP shadow regs on R4xx */ + crtc_dtd_timing.ucCRTC = radeon_crtc->crtc_id; + crtc_dtd_timing.usH_Size = adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_Size = adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_Blanking_Time = + adjusted_mode->crtc_hblank_end - + adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_Blanking_Time = + adjusted_mode->crtc_vblank_end - + adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_SyncOffset = + adjusted_mode->crtc_hsync_start - + adjusted_mode->crtc_hdisplay; + crtc_dtd_timing.usV_SyncOffset = + adjusted_mode->crtc_vsync_start - + adjusted_mode->crtc_vdisplay; + crtc_dtd_timing.usH_SyncWidth = + adjusted_mode->crtc_hsync_end - + adjusted_mode->crtc_hsync_start; + crtc_dtd_timing.usV_SyncWidth = + adjusted_mode->crtc_vsync_end - + adjusted_mode->crtc_vsync_start; + /* crtc_dtd_timing.ucH_Border = adjusted_mode->crtc_hborder; */ + /* crtc_dtd_timing.ucV_Border = adjusted_mode->crtc_vborder; */ + + if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= + ATOM_VSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= + ATOM_HSYNC_POLARITY; + + if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) + crtc_dtd_timing.susModeMiscInfo.usAccess |= + ATOM_COMPOSITESYNC; + + if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) + crtc_dtd_timing.susModeMiscInfo.usAccess |= + ATOM_INTERLACE; + + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + crtc_dtd_timing.susModeMiscInfo.usAccess |= + ATOM_DOUBLE_CLOCK_MODE; + + atombios_set_crtc_dtd_timing(crtc, &crtc_dtd_timing); + } + radeon_crtc_set_base(crtc, x, y, old_fb); + radeon_legacy_atom_set_surface(crtc); + } + return 0; +} + +static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static void atombios_crtc_prepare(struct drm_crtc *crtc) +{ + atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); + atombios_lock_crtc(crtc, 1); +} + +static void atombios_crtc_commit(struct drm_crtc *crtc) +{ + atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON); + atombios_lock_crtc(crtc, 0); +} + +static const struct drm_crtc_helper_funcs atombios_helper_funcs = { + .dpms = atombios_crtc_dpms, + .mode_fixup = atombios_crtc_mode_fixup, + .mode_set = atombios_crtc_mode_set, + .mode_set_base = atombios_crtc_set_base, + .prepare = atombios_crtc_prepare, + .commit = atombios_crtc_commit, +}; + +void radeon_atombios_init_crtc(struct drm_device *dev, + struct radeon_crtc *radeon_crtc) +{ + if (radeon_crtc->crtc_id == 1) + radeon_crtc->crtc_offset = + AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL; + drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs); +} + +void radeon_init_disp_bw_avivo(struct drm_device *dev, + struct drm_display_mode *mode1, + uint32_t pixel_bytes1, + struct drm_display_mode *mode2, + uint32_t pixel_bytes2) +{ + struct radeon_device *rdev = dev->dev_private; + fixed20_12 min_mem_eff; + fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff; + fixed20_12 sclk_ff, mclk_ff; + uint32_t dc_lb_memory_split, temp; + + min_mem_eff.full = rfixed_const_8(0); + if (rdev->disp_priority == 2) { + uint32_t mc_init_misc_lat_timer = 0; + if (rdev->family == CHIP_RV515) + mc_init_misc_lat_timer = + RREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER); + else if (rdev->family == CHIP_RS690) + mc_init_misc_lat_timer = + RREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER); + + mc_init_misc_lat_timer &= + ~(R300_MC_DISP1R_INIT_LAT_MASK << + R300_MC_DISP1R_INIT_LAT_SHIFT); + mc_init_misc_lat_timer &= + ~(R300_MC_DISP0R_INIT_LAT_MASK << + R300_MC_DISP0R_INIT_LAT_SHIFT); + + if (mode2) + mc_init_misc_lat_timer |= + (1 << R300_MC_DISP1R_INIT_LAT_SHIFT); + if (mode1) + mc_init_misc_lat_timer |= + (1 << R300_MC_DISP0R_INIT_LAT_SHIFT); + + if (rdev->family == CHIP_RV515) + WREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER, + mc_init_misc_lat_timer); + else if (rdev->family == CHIP_RS690) + WREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER, + mc_init_misc_lat_timer); + } + + /* + * determine is there is enough bw for current mode + */ + temp_ff.full = rfixed_const(100); + mclk_ff.full = rfixed_const(rdev->clock.default_mclk); + mclk_ff.full = rfixed_div(mclk_ff, temp_ff); + sclk_ff.full = rfixed_const(rdev->clock.default_sclk); + sclk_ff.full = rfixed_div(sclk_ff, temp_ff); + + temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1); + temp_ff.full = rfixed_const(temp); + mem_bw.full = rfixed_mul(mclk_ff, temp_ff); + mem_bw.full = rfixed_mul(mem_bw, min_mem_eff); + + pix_clk.full = 0; + pix_clk2.full = 0; + peak_disp_bw.full = 0; + if (mode1) { + temp_ff.full = rfixed_const(1000); + pix_clk.full = rfixed_const(mode1->clock); /* convert to fixed point */ + pix_clk.full = rfixed_div(pix_clk, temp_ff); + temp_ff.full = rfixed_const(pixel_bytes1); + peak_disp_bw.full += rfixed_mul(pix_clk, temp_ff); + } + if (mode2) { + temp_ff.full = rfixed_const(1000); + pix_clk2.full = rfixed_const(mode2->clock); /* convert to fixed point */ + pix_clk2.full = rfixed_div(pix_clk2, temp_ff); + temp_ff.full = rfixed_const(pixel_bytes2); + peak_disp_bw.full += rfixed_mul(pix_clk2, temp_ff); + } + + if (peak_disp_bw.full >= mem_bw.full) { + DRM_ERROR + ("You may not have enough display bandwidth for current mode\n" + "If you have flickering problem, try to lower resolution, refresh rate, or color depth\n"); + printk("peak disp bw %d, mem_bw %d\n", + rfixed_trunc(peak_disp_bw), rfixed_trunc(mem_bw)); + } + + /* + * Line Buffer Setup + * There is a single line buffer shared by both display controllers. + * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between the display + * controllers. The paritioning can either be done manually or via one of four + * preset allocations specified in bits 1:0: + * 0 - line buffer is divided in half and shared between each display controller + * 1 - D1 gets 3/4 of the line buffer, D2 gets 1/4 + * 2 - D1 gets the whole buffer + * 3 - D1 gets 1/4 of the line buffer, D2 gets 3/4 + * Setting bit 2 of DC_LB_MEMORY_SPLIT controls switches to manual allocation mode. + * In manual allocation mode, D1 always starts at 0, D1 end/2 is specified in bits + * 14:4; D2 allocation follows D1. + */ + + /* is auto or manual better ? */ + dc_lb_memory_split = + RREG32(AVIVO_DC_LB_MEMORY_SPLIT) & ~AVIVO_DC_LB_MEMORY_SPLIT_MASK; + dc_lb_memory_split &= ~AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE; +#if 1 + /* auto */ + if (mode1 && mode2) { + if (mode1->hdisplay > mode2->hdisplay) { + if (mode1->hdisplay > 2560) + dc_lb_memory_split |= + AVIVO_DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q; + else + dc_lb_memory_split |= + AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; + } else if (mode2->hdisplay > mode1->hdisplay) { + if (mode2->hdisplay > 2560) + dc_lb_memory_split |= + AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q; + else + dc_lb_memory_split |= + AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; + } else + dc_lb_memory_split |= + AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; + } else if (mode1) { + dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_ONLY; + } else if (mode2) { + dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q; + } +#else + /* manual */ + dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE; + dc_lb_memory_split &= + ~(AVIVO_DC_LB_DISP1_END_ADR_MASK << + AVIVO_DC_LB_DISP1_END_ADR_SHIFT); + if (mode1) { + dc_lb_memory_split |= + ((((mode1->hdisplay / 2) + 64) & AVIVO_DC_LB_DISP1_END_ADR_MASK) + << AVIVO_DC_LB_DISP1_END_ADR_SHIFT); + } else if (mode2) { + dc_lb_memory_split |= (0 << AVIVO_DC_LB_DISP1_END_ADR_SHIFT); + } +#endif + WREG32(AVIVO_DC_LB_MEMORY_SPLIT, dc_lb_memory_split); +} diff --git a/drivers/video/drm/radeon/radeon.h b/drivers/video/drm/radeon/radeon.h index fb121dc44e..48321334b8 100644 --- a/drivers/video/drm/radeon/radeon.h +++ b/drivers/video/drm/radeon/radeon.h @@ -50,17 +50,18 @@ #include #include - +#include "drm_edid.h" #include "radeon_mode.h" #include "radeon_reg.h" #include "r300.h" #include +extern int radeon_modeset; extern int radeon_dynclks; -extern int radeon_gart_size; extern int radeon_r4xx_atom; - +extern int radeon_gart_size; +extern int radeon_connector_table; /* * Copy from radeon_drv.h so we don't have to include both and have conflicting @@ -212,8 +213,23 @@ struct radeon_object_list { unsigned wdomain; }; +int radeon_object_init(struct radeon_device *rdev); +void radeon_object_fini(struct radeon_device *rdev); +int radeon_object_create(struct radeon_device *rdev, + struct drm_gem_object *gobj, + unsigned long size, + bool kernel, + uint32_t domain, + bool interruptible, + struct radeon_object **robj_ptr); +/* + * GEM objects. + */ +struct radeon_gem { + struct list_head objects; +}; @@ -1040,40 +1056,6 @@ struct drm_agp_head { }; - - - -/** - * DRM device structure. This structure represent a complete card that - * may contain multiple heads. - */ -struct drm_device { - - int irq_enabled; /**< True if irq handler is enabled */ - __volatile__ long context_flag; /**< Context swapping flag */ - __volatile__ long interrupt_flag; /**< Interruption handler flag */ - __volatile__ long dma_flag; /**< DMA dispatch flag */ - int last_checked; /**< Last context checked for DMA */ - int last_context; /**< Last current context */ - unsigned long last_switch; /**< jiffies at last context switch */ - - struct drm_agp_head *agp; /**< AGP data */ - - struct pci_dev *pdev; /**< PCI device structure */ - int pci_vendor; /**< PCI vendor id */ - int pci_device; /** PCI device id */ - int num_crtcs; /**< Number of CRTCs on this device */ - void *dev_private; /**< device private data */ - void *mm_private; - -// struct address_space *dev_mapping; - - struct drm_mode_config mode_config; /**< Current mode config */ - -}; - - - #define radeon_errata(rdev) (rdev)->asic->errata((rdev)) diff --git a/drivers/video/drm/radeon/radeon_atombios.c b/drivers/video/drm/radeon/radeon_atombios.c index ea0bfa1a2d..2899c07723 100644 --- a/drivers/video/drm/radeon/radeon_atombios.c +++ b/drivers/video/drm/radeon/radeon_atombios.c @@ -23,7 +23,7 @@ * Authors: Dave Airlie * Alex Deucher */ -//#include "drmP.h" +#include "drmP.h" #include "radeon_drm.h" #include "radeon.h" @@ -336,11 +336,11 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) else linkb = false; - // radeon_add_atom_encoder(dev, - // enc_obj_id, - // le16_to_cpu - // (path-> - // usDeviceTag)); + radeon_add_atom_encoder(dev, + enc_obj_id, + le16_to_cpu + (path-> + usDeviceTag)); } } @@ -406,18 +406,18 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) else ddc_bus = radeon_lookup_gpio(dev, line_mux); - // radeon_add_atom_connector(dev, - // le16_to_cpu(path-> - // usConnObjectId), - // le16_to_cpu(path-> - // usDeviceTag), - // connector_type, &ddc_bus, - // linkb, igp_lane_info); + radeon_add_atom_connector(dev, + le16_to_cpu(path-> + usConnObjectId), + le16_to_cpu(path-> + usDeviceTag), + connector_type, &ddc_bus, + linkb, igp_lane_info); } } -// radeon_link_encoder_connector(dev); + radeon_link_encoder_connector(dev); return true; } @@ -532,19 +532,19 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct bios_connectors[i].valid = true; bios_connectors[i].devices = (1 << i); - // if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) - // radeon_add_atom_encoder(dev, - // radeon_get_encoder_id(dev, - // (1 << i), - // dac), - // (1 << i)); - // else - // radeon_add_legacy_encoder(dev, - // radeon_get_encoder_id(dev, - // (1 << - // i), - // dac), - // (1 << i)); + if (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom) + radeon_add_atom_encoder(dev, + radeon_get_encoder_id(dev, + (1 << i), + dac), + (1 << i)); + else + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + (1 << + i), + dac), + (1 << i)); } /* combine shared connectors */ @@ -584,18 +584,18 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct } /* add the connectors */ - // for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { - // if (bios_connectors[i].valid) - // radeon_add_atom_connector(dev, - // bios_connectors[i].line_mux, - // bios_connectors[i].devices, - // bios_connectors[i]. - // connector_type, - // &bios_connectors[i].ddc_bus, - // false, 0); - // } + for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { + if (bios_connectors[i].valid) + radeon_add_atom_connector(dev, + bios_connectors[i].line_mux, + bios_connectors[i].devices, + bios_connectors[i]. + connector_type, + &bios_connectors[i].ddc_bus, + false, 0); + } - // radeon_link_encoder_connector(dev); + radeon_link_encoder_connector(dev); return true; } diff --git a/drivers/video/drm/radeon/radeon_bios.c b/drivers/video/drm/radeon/radeon_bios.c index 9013ee81d3..6ca66f8429 100644 --- a/drivers/video/drm/radeon/radeon_bios.c +++ b/drivers/video/drm/radeon/radeon_bios.c @@ -25,7 +25,7 @@ * Alex Deucher * Jerome Glisse */ -//#include "drmP.h" +#include "drmP.h" #include "radeon_reg.h" #include "radeon.h" #include "atom.h" diff --git a/drivers/video/drm/radeon/radeon_clocks.c b/drivers/video/drm/radeon/radeon_clocks.c index 46413d71d5..b7bca141d7 100644 --- a/drivers/video/drm/radeon/radeon_clocks.c +++ b/drivers/video/drm/radeon/radeon_clocks.c @@ -25,7 +25,7 @@ * Alex Deucher * Jerome Glisse */ -//#include "drmP.h" +#include "drmP.h" #include "radeon_drm.h" #include "radeon_reg.h" #include "radeon.h" diff --git a/drivers/video/drm/radeon/radeon_combios.c b/drivers/video/drm/radeon/radeon_combios.c new file mode 100644 index 0000000000..86f38d78e0 --- /dev/null +++ b/drivers/video/drm/radeon/radeon_combios.c @@ -0,0 +1,2490 @@ +/* + * Copyright 2004 ATI Technologies Inc., Markham, Ontario + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +#include "radeon_drm.h" +#include "radeon.h" +#include "atom.h" + +#ifdef CONFIG_PPC_PMAC +/* not sure which of these are needed */ +#include +#include +#include +#include +#endif /* CONFIG_PPC_PMAC */ + +/* from radeon_encoder.c */ +extern uint32_t +radeon_get_encoder_id(struct drm_device *dev, uint32_t supported_device, + uint8_t dac); +extern void radeon_link_encoder_connector(struct drm_device *dev); + +/* from radeon_connector.c */ +extern void +radeon_add_legacy_connector(struct drm_device *dev, + uint32_t connector_id, + uint32_t supported_device, + int connector_type, + struct radeon_i2c_bus_rec *i2c_bus); + +/* from radeon_legacy_encoder.c */ +extern void +radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, + uint32_t supported_device); + +/* old legacy ATI BIOS routines */ + +/* COMBIOS table offsets */ +enum radeon_combios_table_offset { + /* absolute offset tables */ + COMBIOS_ASIC_INIT_1_TABLE, + COMBIOS_BIOS_SUPPORT_TABLE, + COMBIOS_DAC_PROGRAMMING_TABLE, + COMBIOS_MAX_COLOR_DEPTH_TABLE, + COMBIOS_CRTC_INFO_TABLE, + COMBIOS_PLL_INFO_TABLE, + COMBIOS_TV_INFO_TABLE, + COMBIOS_DFP_INFO_TABLE, + COMBIOS_HW_CONFIG_INFO_TABLE, + COMBIOS_MULTIMEDIA_INFO_TABLE, + COMBIOS_TV_STD_PATCH_TABLE, + COMBIOS_LCD_INFO_TABLE, + COMBIOS_MOBILE_INFO_TABLE, + COMBIOS_PLL_INIT_TABLE, + COMBIOS_MEM_CONFIG_TABLE, + COMBIOS_SAVE_MASK_TABLE, + COMBIOS_HARDCODED_EDID_TABLE, + COMBIOS_ASIC_INIT_2_TABLE, + COMBIOS_CONNECTOR_INFO_TABLE, + COMBIOS_DYN_CLK_1_TABLE, + COMBIOS_RESERVED_MEM_TABLE, + COMBIOS_EXT_TMDS_INFO_TABLE, + COMBIOS_MEM_CLK_INFO_TABLE, + COMBIOS_EXT_DAC_INFO_TABLE, + COMBIOS_MISC_INFO_TABLE, + COMBIOS_CRT_INFO_TABLE, + COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE, + COMBIOS_COMPONENT_VIDEO_INFO_TABLE, + COMBIOS_FAN_SPEED_INFO_TABLE, + COMBIOS_OVERDRIVE_INFO_TABLE, + COMBIOS_OEM_INFO_TABLE, + COMBIOS_DYN_CLK_2_TABLE, + COMBIOS_POWER_CONNECTOR_INFO_TABLE, + COMBIOS_I2C_INFO_TABLE, + /* relative offset tables */ + COMBIOS_ASIC_INIT_3_TABLE, /* offset from misc info */ + COMBIOS_ASIC_INIT_4_TABLE, /* offset from misc info */ + COMBIOS_DETECTED_MEM_TABLE, /* offset from misc info */ + COMBIOS_ASIC_INIT_5_TABLE, /* offset from misc info */ + COMBIOS_RAM_RESET_TABLE, /* offset from mem config */ + COMBIOS_POWERPLAY_INFO_TABLE, /* offset from mobile info */ + COMBIOS_GPIO_INFO_TABLE, /* offset from mobile info */ + COMBIOS_LCD_DDC_INFO_TABLE, /* offset from mobile info */ + COMBIOS_TMDS_POWER_TABLE, /* offset from mobile info */ + COMBIOS_TMDS_POWER_ON_TABLE, /* offset from tmds power */ + COMBIOS_TMDS_POWER_OFF_TABLE, /* offset from tmds power */ +}; + +enum radeon_combios_ddc { + DDC_NONE_DETECTED, + DDC_MONID, + DDC_DVI, + DDC_VGA, + DDC_CRT2, + DDC_LCD, + DDC_GPIO, +}; + +enum radeon_combios_connector { + CONNECTOR_NONE_LEGACY, + CONNECTOR_PROPRIETARY_LEGACY, + CONNECTOR_CRT_LEGACY, + CONNECTOR_DVI_I_LEGACY, + CONNECTOR_DVI_D_LEGACY, + CONNECTOR_CTV_LEGACY, + CONNECTOR_STV_LEGACY, + CONNECTOR_UNSUPPORTED_LEGACY +}; + +const int legacy_connector_convert[] = { + DRM_MODE_CONNECTOR_Unknown, + DRM_MODE_CONNECTOR_DVID, + DRM_MODE_CONNECTOR_VGA, + DRM_MODE_CONNECTOR_DVII, + DRM_MODE_CONNECTOR_DVID, + DRM_MODE_CONNECTOR_Composite, + DRM_MODE_CONNECTOR_SVIDEO, + DRM_MODE_CONNECTOR_Unknown, +}; + +static uint16_t combios_get_table_offset(struct drm_device *dev, + enum radeon_combios_table_offset table) +{ + struct radeon_device *rdev = dev->dev_private; + int rev; + uint16_t offset = 0, check_offset; + + switch (table) { + /* absolute offset tables */ + case COMBIOS_ASIC_INIT_1_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0xc); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_BIOS_SUPPORT_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x14); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_DAC_PROGRAMMING_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x2a); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MAX_COLOR_DEPTH_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x2c); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_CRTC_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x2e); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_PLL_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x30); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_TV_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x32); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_DFP_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x34); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_HW_CONFIG_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x36); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MULTIMEDIA_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x38); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_TV_STD_PATCH_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x3e); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_LCD_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x40); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MOBILE_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x42); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_PLL_INIT_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x46); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MEM_CONFIG_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x48); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_SAVE_MASK_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x4a); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_HARDCODED_EDID_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x4c); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_ASIC_INIT_2_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x4e); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_CONNECTOR_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x50); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_DYN_CLK_1_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x52); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_RESERVED_MEM_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x54); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_EXT_TMDS_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x58); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MEM_CLK_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x5a); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_EXT_DAC_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x5c); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_MISC_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x5e); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_CRT_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x60); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x62); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_COMPONENT_VIDEO_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x64); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_FAN_SPEED_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x66); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_OVERDRIVE_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x68); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_OEM_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x6a); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_DYN_CLK_2_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x6c); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_POWER_CONNECTOR_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x6e); + if (check_offset) + offset = check_offset; + break; + case COMBIOS_I2C_INFO_TABLE: + check_offset = RBIOS16(rdev->bios_header_start + 0x70); + if (check_offset) + offset = check_offset; + break; + /* relative offset tables */ + case COMBIOS_ASIC_INIT_3_TABLE: /* offset from misc info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE); + if (check_offset) { + rev = RBIOS8(check_offset); + if (rev > 0) { + check_offset = RBIOS16(check_offset + 0x3); + if (check_offset) + offset = check_offset; + } + } + break; + case COMBIOS_ASIC_INIT_4_TABLE: /* offset from misc info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE); + if (check_offset) { + rev = RBIOS8(check_offset); + if (rev > 0) { + check_offset = RBIOS16(check_offset + 0x5); + if (check_offset) + offset = check_offset; + } + } + break; + case COMBIOS_DETECTED_MEM_TABLE: /* offset from misc info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE); + if (check_offset) { + rev = RBIOS8(check_offset); + if (rev > 0) { + check_offset = RBIOS16(check_offset + 0x7); + if (check_offset) + offset = check_offset; + } + } + break; + case COMBIOS_ASIC_INIT_5_TABLE: /* offset from misc info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE); + if (check_offset) { + rev = RBIOS8(check_offset); + if (rev == 2) { + check_offset = RBIOS16(check_offset + 0x9); + if (check_offset) + offset = check_offset; + } + } + break; + case COMBIOS_RAM_RESET_TABLE: /* offset from mem config */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE); + if (check_offset) { + while (RBIOS8(check_offset++)); + check_offset += 2; + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_POWERPLAY_INFO_TABLE: /* offset from mobile info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x11); + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_GPIO_INFO_TABLE: /* offset from mobile info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x13); + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_LCD_DDC_INFO_TABLE: /* offset from mobile info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x15); + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_TMDS_POWER_TABLE: /* offset from mobile info */ + check_offset = + combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x17); + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_TMDS_POWER_ON_TABLE: /* offset from tmds power */ + check_offset = + combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x2); + if (check_offset) + offset = check_offset; + } + break; + case COMBIOS_TMDS_POWER_OFF_TABLE: /* offset from tmds power */ + check_offset = + combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE); + if (check_offset) { + check_offset = RBIOS16(check_offset + 0x4); + if (check_offset) + offset = check_offset; + } + break; + default: + break; + } + + return offset; + +} + +struct radeon_i2c_bus_rec combios_setup_i2c_bus(int ddc_line) +{ + struct radeon_i2c_bus_rec i2c; + + i2c.mask_clk_mask = RADEON_GPIO_EN_1; + i2c.mask_data_mask = RADEON_GPIO_EN_0; + i2c.a_clk_mask = RADEON_GPIO_A_1; + i2c.a_data_mask = RADEON_GPIO_A_0; + i2c.put_clk_mask = RADEON_GPIO_EN_1; + i2c.put_data_mask = RADEON_GPIO_EN_0; + i2c.get_clk_mask = RADEON_GPIO_Y_1; + i2c.get_data_mask = RADEON_GPIO_Y_0; + if ((ddc_line == RADEON_LCD_GPIO_MASK) || + (ddc_line == RADEON_MDGPIO_EN_REG)) { + i2c.mask_clk_reg = ddc_line; + i2c.mask_data_reg = ddc_line; + i2c.a_clk_reg = ddc_line; + i2c.a_data_reg = ddc_line; + i2c.put_clk_reg = ddc_line; + i2c.put_data_reg = ddc_line; + i2c.get_clk_reg = ddc_line + 4; + i2c.get_data_reg = ddc_line + 4; + } else { + i2c.mask_clk_reg = ddc_line; + i2c.mask_data_reg = ddc_line; + i2c.a_clk_reg = ddc_line; + i2c.a_data_reg = ddc_line; + i2c.put_clk_reg = ddc_line; + i2c.put_data_reg = ddc_line; + i2c.get_clk_reg = ddc_line; + i2c.get_data_reg = ddc_line; + } + + if (ddc_line) + i2c.valid = true; + else + i2c.valid = false; + + return i2c; +} + +bool radeon_combios_get_clock_info(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + uint16_t pll_info; + struct radeon_pll *p1pll = &rdev->clock.p1pll; + struct radeon_pll *p2pll = &rdev->clock.p2pll; + struct radeon_pll *spll = &rdev->clock.spll; + struct radeon_pll *mpll = &rdev->clock.mpll; + int8_t rev; + uint16_t sclk, mclk; + + if (rdev->bios == NULL) + return NULL; + + pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE); + if (pll_info) { + rev = RBIOS8(pll_info); + + /* pixel clocks */ + p1pll->reference_freq = RBIOS16(pll_info + 0xe); + p1pll->reference_div = RBIOS16(pll_info + 0x10); + p1pll->pll_out_min = RBIOS32(pll_info + 0x12); + p1pll->pll_out_max = RBIOS32(pll_info + 0x16); + + if (rev > 9) { + p1pll->pll_in_min = RBIOS32(pll_info + 0x36); + p1pll->pll_in_max = RBIOS32(pll_info + 0x3a); + } else { + p1pll->pll_in_min = 40; + p1pll->pll_in_max = 500; + } + *p2pll = *p1pll; + + /* system clock */ + spll->reference_freq = RBIOS16(pll_info + 0x1a); + spll->reference_div = RBIOS16(pll_info + 0x1c); + spll->pll_out_min = RBIOS32(pll_info + 0x1e); + spll->pll_out_max = RBIOS32(pll_info + 0x22); + + if (rev > 10) { + spll->pll_in_min = RBIOS32(pll_info + 0x48); + spll->pll_in_max = RBIOS32(pll_info + 0x4c); + } else { + /* ??? */ + spll->pll_in_min = 40; + spll->pll_in_max = 500; + } + + /* memory clock */ + mpll->reference_freq = RBIOS16(pll_info + 0x26); + mpll->reference_div = RBIOS16(pll_info + 0x28); + mpll->pll_out_min = RBIOS32(pll_info + 0x2a); + mpll->pll_out_max = RBIOS32(pll_info + 0x2e); + + if (rev > 10) { + mpll->pll_in_min = RBIOS32(pll_info + 0x5a); + mpll->pll_in_max = RBIOS32(pll_info + 0x5e); + } else { + /* ??? */ + mpll->pll_in_min = 40; + mpll->pll_in_max = 500; + } + + /* default sclk/mclk */ + sclk = RBIOS16(pll_info + 0xa); + mclk = RBIOS16(pll_info + 0x8); + if (sclk == 0) + sclk = 200 * 100; + if (mclk == 0) + mclk = 200 * 100; + + rdev->clock.default_sclk = sclk; + rdev->clock.default_mclk = mclk; + + return true; + } + return false; +} + +struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct + radeon_encoder + *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t dac_info; + uint8_t rev, bg, dac; + struct radeon_encoder_primary_dac *p_dac = NULL; + + if (rdev->bios == NULL) + return NULL; + + /* check CRT table */ + dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE); + if (dac_info) { + p_dac = + kzalloc(sizeof(struct radeon_encoder_primary_dac), + GFP_KERNEL); + + if (!p_dac) + return NULL; + + rev = RBIOS8(dac_info) & 0x3; + if (rev < 2) { + bg = RBIOS8(dac_info + 0x2) & 0xf; + dac = (RBIOS8(dac_info + 0x2) >> 4) & 0xf; + p_dac->ps2_pdac_adj = (bg << 8) | (dac); + } else { + bg = RBIOS8(dac_info + 0x2) & 0xf; + dac = RBIOS8(dac_info + 0x3) & 0xf; + p_dac->ps2_pdac_adj = (bg << 8) | (dac); + } + + } + + return p_dac; +} + +static enum radeon_tv_std +radeon_combios_get_tv_info(struct radeon_encoder *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t tv_info; + enum radeon_tv_std tv_std = TV_STD_NTSC; + + tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE); + if (tv_info) { + if (RBIOS8(tv_info + 6) == 'T') { + switch (RBIOS8(tv_info + 7) & 0xf) { + case 1: + tv_std = TV_STD_NTSC; + DRM_INFO("Default TV standard: NTSC\n"); + break; + case 2: + tv_std = TV_STD_PAL; + DRM_INFO("Default TV standard: PAL\n"); + break; + case 3: + tv_std = TV_STD_PAL_M; + DRM_INFO("Default TV standard: PAL-M\n"); + break; + case 4: + tv_std = TV_STD_PAL_60; + DRM_INFO("Default TV standard: PAL-60\n"); + break; + case 5: + tv_std = TV_STD_NTSC_J; + DRM_INFO("Default TV standard: NTSC-J\n"); + break; + case 6: + tv_std = TV_STD_SCART_PAL; + DRM_INFO("Default TV standard: SCART-PAL\n"); + break; + default: + tv_std = TV_STD_NTSC; + DRM_INFO + ("Unknown TV standard; defaulting to NTSC\n"); + break; + } + + switch ((RBIOS8(tv_info + 9) >> 2) & 0x3) { + case 0: + DRM_INFO("29.498928713 MHz TV ref clk\n"); + break; + case 1: + DRM_INFO("28.636360000 MHz TV ref clk\n"); + break; + case 2: + DRM_INFO("14.318180000 MHz TV ref clk\n"); + break; + case 3: + DRM_INFO("27.000000000 MHz TV ref clk\n"); + break; + default: + break; + } + } + } + return tv_std; +} + +static const uint32_t default_tvdac_adj[CHIP_LAST] = { + 0x00000000, /* r100 */ + 0x00280000, /* rv100 */ + 0x00000000, /* rs100 */ + 0x00880000, /* rv200 */ + 0x00000000, /* rs200 */ + 0x00000000, /* r200 */ + 0x00770000, /* rv250 */ + 0x00290000, /* rs300 */ + 0x00560000, /* rv280 */ + 0x00780000, /* r300 */ + 0x00770000, /* r350 */ + 0x00780000, /* rv350 */ + 0x00780000, /* rv380 */ + 0x01080000, /* r420 */ + 0x01080000, /* r423 */ + 0x01080000, /* rv410 */ + 0x00780000, /* rs400 */ + 0x00780000, /* rs480 */ +}; + +static struct radeon_encoder_tv_dac + *radeon_legacy_get_tv_dac_info_from_table(struct radeon_device *rdev) +{ + struct radeon_encoder_tv_dac *tv_dac = NULL; + + tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL); + + if (!tv_dac) + return NULL; + + tv_dac->ps2_tvdac_adj = default_tvdac_adj[rdev->family]; + if ((rdev->flags & RADEON_IS_MOBILITY) && (rdev->family == CHIP_RV250)) + tv_dac->ps2_tvdac_adj = 0x00880000; + tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj; + tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj; + + return tv_dac; +} + +struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct + radeon_encoder + *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t dac_info; + uint8_t rev, bg, dac; + struct radeon_encoder_tv_dac *tv_dac = NULL; + + if (rdev->bios == NULL) + return radeon_legacy_get_tv_dac_info_from_table(rdev); + + /* first check TV table */ + dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE); + if (dac_info) { + tv_dac = + kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL); + + if (!tv_dac) + return NULL; + + rev = RBIOS8(dac_info + 0x3); + if (rev > 4) { + bg = RBIOS8(dac_info + 0xc) & 0xf; + dac = RBIOS8(dac_info + 0xd) & 0xf; + tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20); + + bg = RBIOS8(dac_info + 0xe) & 0xf; + dac = RBIOS8(dac_info + 0xf) & 0xf; + tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20); + + bg = RBIOS8(dac_info + 0x10) & 0xf; + dac = RBIOS8(dac_info + 0x11) & 0xf; + tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20); + } else if (rev > 1) { + bg = RBIOS8(dac_info + 0xc) & 0xf; + dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf; + tv_dac->ps2_tvdac_adj = (bg << 16) | (dac << 20); + + bg = RBIOS8(dac_info + 0xd) & 0xf; + dac = (RBIOS8(dac_info + 0xd) >> 4) & 0xf; + tv_dac->pal_tvdac_adj = (bg << 16) | (dac << 20); + + bg = RBIOS8(dac_info + 0xe) & 0xf; + dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf; + tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20); + } + + tv_dac->tv_std = radeon_combios_get_tv_info(encoder); + + } else { + /* then check CRT table */ + dac_info = + combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE); + if (dac_info) { + tv_dac = + kzalloc(sizeof(struct radeon_encoder_tv_dac), + GFP_KERNEL); + + if (!tv_dac) + return NULL; + + rev = RBIOS8(dac_info) & 0x3; + if (rev < 2) { + bg = RBIOS8(dac_info + 0x3) & 0xf; + dac = (RBIOS8(dac_info + 0x3) >> 4) & 0xf; + tv_dac->ps2_tvdac_adj = + (bg << 16) | (dac << 20); + tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj; + tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj; + } else { + bg = RBIOS8(dac_info + 0x4) & 0xf; + dac = RBIOS8(dac_info + 0x5) & 0xf; + tv_dac->ps2_tvdac_adj = + (bg << 16) | (dac << 20); + tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj; + tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj; + } + } else { + DRM_INFO("No TV DAC info found in BIOS\n"); + return radeon_legacy_get_tv_dac_info_from_table(rdev); + } + } + + return tv_dac; +} + +static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct + radeon_device + *rdev) +{ + struct radeon_encoder_lvds *lvds = NULL; + uint32_t fp_vert_stretch, fp_horz_stretch; + uint32_t ppll_div_sel, ppll_val; + uint32_t lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL); + + lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL); + + if (!lvds) + return NULL; + + fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH); + fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH); + + /* These should be fail-safe defaults, fingers crossed */ + lvds->panel_pwr_delay = 200; + lvds->panel_vcc_delay = 2000; + + lvds->lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); + lvds->panel_digon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) & 0xf; + lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf; + + if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE) + lvds->native_mode.panel_yres = + ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >> + RADEON_VERT_PANEL_SHIFT) + 1; + else + lvds->native_mode.panel_yres = + (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1; + + if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE) + lvds->native_mode.panel_xres = + (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >> + RADEON_HORZ_PANEL_SHIFT) + 1) * 8; + else + lvds->native_mode.panel_xres = + ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8; + + if ((lvds->native_mode.panel_xres < 640) || + (lvds->native_mode.panel_yres < 480)) { + lvds->native_mode.panel_xres = 640; + lvds->native_mode.panel_yres = 480; + } + + ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3; + ppll_val = RREG32_PLL(RADEON_PPLL_DIV_0 + ppll_div_sel); + if ((ppll_val & 0x000707ff) == 0x1bb) + lvds->use_bios_dividers = false; + else { + lvds->panel_ref_divider = + RREG32_PLL(RADEON_PPLL_REF_DIV) & 0x3ff; + lvds->panel_post_divider = (ppll_val >> 16) & 0x7; + lvds->panel_fb_divider = ppll_val & 0x7ff; + + if ((lvds->panel_ref_divider != 0) && + (lvds->panel_fb_divider > 3)) + lvds->use_bios_dividers = true; + } + lvds->panel_vcc_delay = 200; + + DRM_INFO("Panel info derived from registers\n"); + DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.panel_xres, + lvds->native_mode.panel_yres); + + return lvds; +} + +struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder + *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t lcd_info; + uint32_t panel_setup; + char stmp[30]; + int tmp, i; + struct radeon_encoder_lvds *lvds = NULL; + + if (rdev->bios == NULL) + return radeon_legacy_get_lvds_info_from_regs(rdev); + + lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE); + + if (lcd_info) { + lvds = kzalloc(sizeof(struct radeon_encoder_lvds), GFP_KERNEL); + + if (!lvds) + return NULL; + + for (i = 0; i < 24; i++) + stmp[i] = RBIOS8(lcd_info + i + 1); + stmp[24] = 0; + + DRM_INFO("Panel ID String: %s\n", stmp); + + lvds->native_mode.panel_xres = RBIOS16(lcd_info + 0x19); + lvds->native_mode.panel_yres = RBIOS16(lcd_info + 0x1b); + + DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.panel_xres, + lvds->native_mode.panel_yres); + + lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c); + if (lvds->panel_vcc_delay > 2000 || lvds->panel_vcc_delay < 0) + lvds->panel_vcc_delay = 2000; + + lvds->panel_pwr_delay = RBIOS8(lcd_info + 0x24); + lvds->panel_digon_delay = RBIOS16(lcd_info + 0x38) & 0xf; + lvds->panel_blon_delay = (RBIOS16(lcd_info + 0x38) >> 4) & 0xf; + + lvds->panel_ref_divider = RBIOS16(lcd_info + 0x2e); + lvds->panel_post_divider = RBIOS8(lcd_info + 0x30); + lvds->panel_fb_divider = RBIOS16(lcd_info + 0x31); + if ((lvds->panel_ref_divider != 0) && + (lvds->panel_fb_divider > 3)) + lvds->use_bios_dividers = true; + + panel_setup = RBIOS32(lcd_info + 0x39); + lvds->lvds_gen_cntl = 0xff00; + if (panel_setup & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT; + + if ((panel_setup >> 4) & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE; + + switch ((panel_setup >> 8) & 0x7) { + case 0: + lvds->lvds_gen_cntl |= RADEON_LVDS_NO_FM; + break; + case 1: + lvds->lvds_gen_cntl |= RADEON_LVDS_2_GREY; + break; + case 2: + lvds->lvds_gen_cntl |= RADEON_LVDS_4_GREY; + break; + default: + break; + } + + if ((panel_setup >> 16) & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW; + + if ((panel_setup >> 17) & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW; + + if ((panel_setup >> 18) & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW; + + if ((panel_setup >> 23) & 0x1) + lvds->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL; + + lvds->lvds_gen_cntl |= (panel_setup & 0xf0000000); + + for (i = 0; i < 32; i++) { + tmp = RBIOS16(lcd_info + 64 + i * 2); + if (tmp == 0) + break; + + if ((RBIOS16(tmp) == lvds->native_mode.panel_xres) && + (RBIOS16(tmp + 2) == + lvds->native_mode.panel_yres)) { + lvds->native_mode.hblank = + (RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8; + lvds->native_mode.hoverplus = + (RBIOS16(tmp + 21) - RBIOS16(tmp + 19) - + 1) * 8; + lvds->native_mode.hsync_width = + RBIOS8(tmp + 23) * 8; + + lvds->native_mode.vblank = (RBIOS16(tmp + 24) - + RBIOS16(tmp + 26)); + lvds->native_mode.voverplus = + ((RBIOS16(tmp + 28) & 0x7ff) - + RBIOS16(tmp + 26)); + lvds->native_mode.vsync_width = + ((RBIOS16(tmp + 28) & 0xf800) >> 11); + lvds->native_mode.dotclock = + RBIOS16(tmp + 9) * 10; + lvds->native_mode.flags = 0; + } + } + encoder->native_mode = lvds->native_mode; + } else { + DRM_INFO("No panel info found in BIOS\n"); + return radeon_legacy_get_lvds_info_from_regs(rdev); + } + return lvds; +} + +static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = { + {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_R100 */ + {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RV100 */ + {{0, 0}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RS100 */ + {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RV200 */ + {{12000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_RS200 */ + {{15000, 0xa1b}, {0xffffffff, 0xa3f}, {0, 0}, {0, 0}}, /* CHIP_R200 */ + {{15500, 0x81b}, {0xffffffff, 0x83f}, {0, 0}, {0, 0}}, /* CHIP_RV250 */ + {{0, 0}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RS300 */ + {{13000, 0x400f4}, {15000, 0x400f7}, {0xffffffff, 0x40111}, {0, 0}}, /* CHIP_RV280 */ + {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R300 */ + {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R350 */ + {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RV350 */ + {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RV380 */ + {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R420 */ + {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_R423 */ + {{0xffffffff, 0xb01cb}, {0, 0}, {0, 0}, {0, 0}}, /* CHIP_RV410 */ + {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RS400 */ + {{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}}, /* CHIP_RS480 */ +}; + +static struct radeon_encoder_int_tmds + *radeon_legacy_get_tmds_info_from_table(struct radeon_device *rdev) +{ + int i; + struct radeon_encoder_int_tmds *tmds = NULL; + + tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL); + + if (!tmds) + return NULL; + + for (i = 0; i < 4; i++) { + tmds->tmds_pll[i].value = + default_tmds_pll[rdev->family][i].value; + tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq; + } + + return tmds; +} + +struct radeon_encoder_int_tmds *radeon_combios_get_tmds_info(struct + radeon_encoder + *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t tmds_info; + int i, n; + uint8_t ver; + struct radeon_encoder_int_tmds *tmds = NULL; + + if (rdev->bios == NULL) + return radeon_legacy_get_tmds_info_from_table(rdev); + + tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE); + + if (tmds_info) { + tmds = + kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL); + + if (!tmds) + return NULL; + + ver = RBIOS8(tmds_info); + DRM_INFO("DFP table revision: %d\n", ver); + if (ver == 3) { + n = RBIOS8(tmds_info + 5) + 1; + if (n > 4) + n = 4; + for (i = 0; i < n; i++) { + tmds->tmds_pll[i].value = + RBIOS32(tmds_info + i * 10 + 0x08); + tmds->tmds_pll[i].freq = + RBIOS16(tmds_info + i * 10 + 0x10); + DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n", + tmds->tmds_pll[i].freq, + tmds->tmds_pll[i].value); + } + } else if (ver == 4) { + int stride = 0; + n = RBIOS8(tmds_info + 5) + 1; + if (n > 4) + n = 4; + for (i = 0; i < n; i++) { + tmds->tmds_pll[i].value = + RBIOS32(tmds_info + stride + 0x08); + tmds->tmds_pll[i].freq = + RBIOS16(tmds_info + stride + 0x10); + if (i == 0) + stride += 10; + else + stride += 6; + DRM_DEBUG("TMDS PLL From COMBIOS %u %x\n", + tmds->tmds_pll[i].freq, + tmds->tmds_pll[i].value); + } + } + } else + DRM_INFO("No TMDS info found in BIOS\n"); + return tmds; +} + +void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder) +{ + struct drm_device *dev = encoder->base.dev; + struct radeon_device *rdev = dev->dev_private; + uint16_t ext_tmds_info; + uint8_t ver; + + if (rdev->bios == NULL) + return; + + ext_tmds_info = + combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE); + if (ext_tmds_info) { + ver = RBIOS8(ext_tmds_info); + DRM_INFO("External TMDS Table revision: %d\n", ver); + // TODO + } +} + +bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + struct radeon_i2c_bus_rec ddc_i2c; + + rdev->mode_info.connector_table = radeon_connector_table; + if (rdev->mode_info.connector_table == CT_NONE) { +#ifdef CONFIG_PPC_PMAC + if (machine_is_compatible("PowerBook3,3")) { + /* powerbook with VGA */ + rdev->mode_info.connector_table = CT_POWERBOOK_VGA; + } else if (machine_is_compatible("PowerBook3,4") || + machine_is_compatible("PowerBook3,5")) { + /* powerbook with internal tmds */ + rdev->mode_info.connector_table = CT_POWERBOOK_INTERNAL; + } else if (machine_is_compatible("PowerBook5,1") || + machine_is_compatible("PowerBook5,2") || + machine_is_compatible("PowerBook5,3") || + machine_is_compatible("PowerBook5,4") || + machine_is_compatible("PowerBook5,5")) { + /* powerbook with external single link tmds (sil164) */ + rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL; + } else if (machine_is_compatible("PowerBook5,6")) { + /* powerbook with external dual or single link tmds */ + rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL; + } else if (machine_is_compatible("PowerBook5,7") || + machine_is_compatible("PowerBook5,8") || + machine_is_compatible("PowerBook5,9")) { + /* PowerBook6,2 ? */ + /* powerbook with external dual link tmds (sil1178?) */ + rdev->mode_info.connector_table = CT_POWERBOOK_EXTERNAL; + } else if (machine_is_compatible("PowerBook4,1") || + machine_is_compatible("PowerBook4,2") || + machine_is_compatible("PowerBook4,3") || + machine_is_compatible("PowerBook6,3") || + machine_is_compatible("PowerBook6,5") || + machine_is_compatible("PowerBook6,7")) { + /* ibook */ + rdev->mode_info.connector_table = CT_IBOOK; + } else if (machine_is_compatible("PowerMac4,4")) { + /* emac */ + rdev->mode_info.connector_table = CT_EMAC; + } else if (machine_is_compatible("PowerMac10,1")) { + /* mini with internal tmds */ + rdev->mode_info.connector_table = CT_MINI_INTERNAL; + } else if (machine_is_compatible("PowerMac10,2")) { + /* mini with external tmds */ + rdev->mode_info.connector_table = CT_MINI_EXTERNAL; + } else if (machine_is_compatible("PowerMac12,1")) { + /* PowerMac8,1 ? */ + /* imac g5 isight */ + rdev->mode_info.connector_table = CT_IMAC_G5_ISIGHT; + } else +#endif /* CONFIG_PPC_PMAC */ + rdev->mode_info.connector_table = CT_GENERIC; + } + + switch (rdev->mode_info.connector_table) { + case CT_GENERIC: + DRM_INFO("Connector Table: %d (generic)\n", + rdev->mode_info.connector_table); + /* these are the most common settings */ + if (rdev->flags & RADEON_SINGLE_CRTC) { + /* VGA - primary dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 0, + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VGA, + &ddc_i2c); + } else if (rdev->flags & RADEON_IS_MOBILITY) { + /* LVDS */ + ddc_i2c = combios_setup_i2c_bus(RADEON_LCD_GPIO_MASK); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + radeon_add_legacy_connector(dev, 0, + ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, + &ddc_i2c); + + /* VGA - primary dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 1, + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VGA, + &ddc_i2c); + } else { + /* DVI-I - tv dac, int tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 0, + ATOM_DEVICE_DFP1_SUPPORT | + ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_DVII, + &ddc_i2c); + + /* VGA - primary dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 1, + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VGA, + &ddc_i2c); + } + + if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) { + /* TV - tv dac */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, + ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + } + break; + case CT_IBOOK: + DRM_INFO("Connector Table: %d (ibook)\n", + rdev->mode_info.connector_table); + /* LVDS */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, &ddc_i2c); + /* VGA - TV DAC */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_VGA, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_POWERBOOK_EXTERNAL: + DRM_INFO("Connector Table: %d (powerbook external tmds)\n", + rdev->mode_info.connector_table); + /* LVDS */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, &ddc_i2c); + /* DVI-I - primary dac, ext tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP2_SUPPORT, + 0), + ATOM_DEVICE_DFP2_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 1, + ATOM_DEVICE_DFP2_SUPPORT | + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_DVII, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_POWERBOOK_INTERNAL: + DRM_INFO("Connector Table: %d (powerbook internal tmds)\n", + rdev->mode_info.connector_table); + /* LVDS */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, &ddc_i2c); + /* DVI-I - primary dac, int tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 1, + ATOM_DEVICE_DFP1_SUPPORT | + ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_DVII, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_POWERBOOK_VGA: + DRM_INFO("Connector Table: %d (powerbook vga)\n", + rdev->mode_info.connector_table); + /* LVDS */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, &ddc_i2c); + /* VGA - primary dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VGA, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_MINI_EXTERNAL: + DRM_INFO("Connector Table: %d (mini external tmds)\n", + rdev->mode_info.connector_table); + /* DVI-I - tv dac, ext tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP2_SUPPORT, + 0), + ATOM_DEVICE_DFP2_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 0, + ATOM_DEVICE_DFP2_SUPPORT | + ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_DVII, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_MINI_INTERNAL: + DRM_INFO("Connector Table: %d (mini internal tmds)\n", + rdev->mode_info.connector_table); + /* DVI-I - tv dac, int tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 0, + ATOM_DEVICE_DFP1_SUPPORT | + ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_DVII, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_IMAC_G5_ISIGHT: + DRM_INFO("Connector Table: %d (imac g5 isight)\n", + rdev->mode_info.connector_table); + /* DVI-D - int tmds */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_MONID); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT, + DRM_MODE_CONNECTOR_DVID, &ddc_i2c); + /* VGA - tv dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_VGA, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + case CT_EMAC: + DRM_INFO("Connector Table: %d (emac)\n", + rdev->mode_info.connector_table); + /* VGA - primary dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT, + DRM_MODE_CONNECTOR_VGA, &ddc_i2c); + /* VGA - tv dac */ + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT, + DRM_MODE_CONNECTOR_VGA, &ddc_i2c); + /* TV - TV DAC */ + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + break; + default: + DRM_INFO("Connector table: %d (invalid)\n", + rdev->mode_info.connector_table); + return false; + } + + radeon_link_encoder_connector(dev); + + return true; +} + +static bool radeon_apply_legacy_quirks(struct drm_device *dev, + int bios_index, + enum radeon_combios_connector + *legacy_connector, + struct radeon_i2c_bus_rec *ddc_i2c) +{ + struct radeon_device *rdev = dev->dev_private; + + /* XPRESS DDC quirks */ + if ((rdev->family == CHIP_RS400 || + rdev->family == CHIP_RS480) && + ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC) + *ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_MONID); + else if ((rdev->family == CHIP_RS400 || + rdev->family == CHIP_RS480) && + ddc_i2c->mask_clk_reg == RADEON_GPIO_MONID) { + ddc_i2c->valid = true; + ddc_i2c->mask_clk_mask = (0x20 << 8); + ddc_i2c->mask_data_mask = 0x80; + ddc_i2c->a_clk_mask = (0x20 << 8); + ddc_i2c->a_data_mask = 0x80; + ddc_i2c->put_clk_mask = (0x20 << 8); + ddc_i2c->put_data_mask = 0x80; + ddc_i2c->get_clk_mask = (0x20 << 8); + ddc_i2c->get_data_mask = 0x80; + ddc_i2c->mask_clk_reg = RADEON_GPIOPAD_MASK; + ddc_i2c->mask_data_reg = RADEON_GPIOPAD_MASK; + ddc_i2c->a_clk_reg = RADEON_GPIOPAD_A; + ddc_i2c->a_data_reg = RADEON_GPIOPAD_A; + ddc_i2c->put_clk_reg = RADEON_GPIOPAD_EN; + ddc_i2c->put_data_reg = RADEON_GPIOPAD_EN; + ddc_i2c->get_clk_reg = RADEON_LCD_GPIO_Y_REG; + ddc_i2c->get_data_reg = RADEON_LCD_GPIO_Y_REG; + } + + /* Certain IBM chipset RN50s have a BIOS reporting two VGAs, + one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */ + if (dev->pdev->device == 0x515e && + dev->pdev->subsystem_vendor == 0x1014) { + if (*legacy_connector == CONNECTOR_CRT_LEGACY && + ddc_i2c->mask_clk_reg == RADEON_GPIO_CRT2_DDC) + return false; + } + + /* Some RV100 cards with 2 VGA ports show up with DVI+VGA */ + if (dev->pdev->device == 0x5159 && + dev->pdev->subsystem_vendor == 0x1002 && + dev->pdev->subsystem_device == 0x013a) { + if (*legacy_connector == CONNECTOR_DVI_I_LEGACY) + *legacy_connector = CONNECTOR_CRT_LEGACY; + + } + + /* X300 card with extra non-existent DVI port */ + if (dev->pdev->device == 0x5B60 && + dev->pdev->subsystem_vendor == 0x17af && + dev->pdev->subsystem_device == 0x201e && bios_index == 2) { + if (*legacy_connector == CONNECTOR_DVI_I_LEGACY) + return false; + } + + return true; +} + +bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + uint32_t conn_info, entry, devices; + uint16_t tmp; + enum radeon_combios_ddc ddc_type; + enum radeon_combios_connector connector; + int i = 0; + struct radeon_i2c_bus_rec ddc_i2c; + + if (rdev->bios == NULL) + return false; + + conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE); + if (conn_info) { + for (i = 0; i < 4; i++) { + entry = conn_info + 2 + i * 2; + + if (!RBIOS16(entry)) + break; + + tmp = RBIOS16(entry); + + connector = (tmp >> 12) & 0xf; + + ddc_type = (tmp >> 8) & 0xf; + switch (ddc_type) { + case DDC_MONID: + ddc_i2c = + combios_setup_i2c_bus(RADEON_GPIO_MONID); + break; + case DDC_DVI: + ddc_i2c = + combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + break; + case DDC_VGA: + ddc_i2c = + combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC); + break; + case DDC_CRT2: + ddc_i2c = + combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC); + break; + default: + break; + } + + radeon_apply_legacy_quirks(dev, i, &connector, + &ddc_i2c); + + switch (connector) { + case CONNECTOR_PROPRIETARY_LEGACY: + if ((tmp >> 4) & 0x1) + devices = ATOM_DEVICE_DFP2_SUPPORT; + else + devices = ATOM_DEVICE_DFP1_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, devices, 0), + devices); + radeon_add_legacy_connector(dev, i, devices, + legacy_connector_convert + [connector], + &ddc_i2c); + break; + case CONNECTOR_CRT_LEGACY: + if (tmp & 0x1) { + devices = ATOM_DEVICE_CRT2_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + } else { + devices = ATOM_DEVICE_CRT1_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + } + radeon_add_legacy_connector(dev, + i, + devices, + legacy_connector_convert + [connector], + &ddc_i2c); + break; + case CONNECTOR_DVI_I_LEGACY: + devices = 0; + if (tmp & 0x1) { + devices |= ATOM_DEVICE_CRT2_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_CRT2_SUPPORT, + 2), + ATOM_DEVICE_CRT2_SUPPORT); + } else { + devices |= ATOM_DEVICE_CRT1_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + } + if ((tmp >> 4) & 0x1) { + devices |= ATOM_DEVICE_DFP2_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_DFP2_SUPPORT, + 0), + ATOM_DEVICE_DFP2_SUPPORT); + } else { + devices |= ATOM_DEVICE_DFP1_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + } + radeon_add_legacy_connector(dev, + i, + devices, + legacy_connector_convert + [connector], + &ddc_i2c); + break; + case CONNECTOR_DVI_D_LEGACY: + if ((tmp >> 4) & 0x1) + devices = ATOM_DEVICE_DFP2_SUPPORT; + else + devices = ATOM_DEVICE_DFP1_SUPPORT; + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, devices, 0), + devices); + radeon_add_legacy_connector(dev, i, devices, + legacy_connector_convert + [connector], + &ddc_i2c); + break; + case CONNECTOR_CTV_LEGACY: + case CONNECTOR_STV_LEGACY: + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, i, + ATOM_DEVICE_TV1_SUPPORT, + legacy_connector_convert + [connector], + &ddc_i2c); + break; + default: + DRM_ERROR("Unknown connector type: %d\n", + connector); + continue; + } + + } + } else { + uint16_t tmds_info = + combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE); + if (tmds_info) { + DRM_DEBUG("Found DFP table, assuming DVI connector\n"); + + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_CRT1_SUPPORT, + 1), + ATOM_DEVICE_CRT1_SUPPORT); + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_DFP1_SUPPORT, + 0), + ATOM_DEVICE_DFP1_SUPPORT); + + ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC); + radeon_add_legacy_connector(dev, + 0, + ATOM_DEVICE_CRT1_SUPPORT | + ATOM_DEVICE_DFP1_SUPPORT, + DRM_MODE_CONNECTOR_DVII, + &ddc_i2c); + } else { + DRM_DEBUG("No connector info found\n"); + return false; + } + } + + if (rdev->flags & RADEON_IS_MOBILITY || rdev->flags & RADEON_IS_IGP) { + uint16_t lcd_info = + combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE); + if (lcd_info) { + uint16_t lcd_ddc_info = + combios_get_table_offset(dev, + COMBIOS_LCD_DDC_INFO_TABLE); + + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id(dev, + ATOM_DEVICE_LCD1_SUPPORT, + 0), + ATOM_DEVICE_LCD1_SUPPORT); + + if (lcd_ddc_info) { + ddc_type = RBIOS8(lcd_ddc_info + 2); + switch (ddc_type) { + case DDC_MONID: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_GPIO_MONID); + break; + case DDC_DVI: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_GPIO_DVI_DDC); + break; + case DDC_VGA: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_GPIO_VGA_DDC); + break; + case DDC_CRT2: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_GPIO_CRT2_DDC); + break; + case DDC_LCD: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_LCD_GPIO_MASK); + ddc_i2c.mask_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.mask_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.a_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.a_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.put_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.put_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.get_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.get_data_mask = + RBIOS32(lcd_ddc_info + 7); + break; + case DDC_GPIO: + ddc_i2c = + combios_setup_i2c_bus + (RADEON_MDGPIO_EN_REG); + ddc_i2c.mask_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.mask_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.a_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.a_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.put_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.put_data_mask = + RBIOS32(lcd_ddc_info + 7); + ddc_i2c.get_clk_mask = + RBIOS32(lcd_ddc_info + 3); + ddc_i2c.get_data_mask = + RBIOS32(lcd_ddc_info + 7); + break; + default: + ddc_i2c.valid = false; + break; + } + DRM_DEBUG("LCD DDC Info Table found!\n"); + } else + ddc_i2c.valid = false; + + radeon_add_legacy_connector(dev, + 5, + ATOM_DEVICE_LCD1_SUPPORT, + DRM_MODE_CONNECTOR_LVDS, + &ddc_i2c); + } + } + + /* check TV table */ + if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) { + uint32_t tv_info = + combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE); + if (tv_info) { + if (RBIOS8(tv_info + 6) == 'T') { + radeon_add_legacy_encoder(dev, + radeon_get_encoder_id + (dev, + ATOM_DEVICE_TV1_SUPPORT, + 2), + ATOM_DEVICE_TV1_SUPPORT); + radeon_add_legacy_connector(dev, 6, + ATOM_DEVICE_TV1_SUPPORT, + DRM_MODE_CONNECTOR_SVIDEO, + &ddc_i2c); + } + } + } + + radeon_link_encoder_connector(dev); + + return true; +} + +static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset) +{ + struct radeon_device *rdev = dev->dev_private; + + if (offset) { + while (RBIOS16(offset)) { + uint16_t cmd = ((RBIOS16(offset) & 0xe000) >> 13); + uint32_t addr = (RBIOS16(offset) & 0x1fff); + uint32_t val, and_mask, or_mask; + uint32_t tmp; + + offset += 2; + switch (cmd) { + case 0: + val = RBIOS32(offset); + offset += 4; + WREG32(addr, val); + break; + case 1: + val = RBIOS32(offset); + offset += 4; + WREG32(addr, val); + break; + case 2: + and_mask = RBIOS32(offset); + offset += 4; + or_mask = RBIOS32(offset); + offset += 4; + tmp = RREG32(addr); + tmp &= and_mask; + tmp |= or_mask; + WREG32(addr, tmp); + break; + case 3: + and_mask = RBIOS32(offset); + offset += 4; + or_mask = RBIOS32(offset); + offset += 4; + tmp = RREG32(addr); + tmp &= and_mask; + tmp |= or_mask; + WREG32(addr, tmp); + break; + case 4: + val = RBIOS16(offset); + offset += 2; + udelay(val); + break; + case 5: + val = RBIOS16(offset); + offset += 2; + switch (addr) { + case 8: + while (val--) { + if (! + (RREG32_PLL + (RADEON_CLK_PWRMGT_CNTL) & + RADEON_MC_BUSY)) + break; + } + break; + case 9: + while (val--) { + if ((RREG32(RADEON_MC_STATUS) & + RADEON_MC_IDLE)) + break; + } + break; + default: + break; + } + break; + default: + break; + } + } + } +} + +static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset) +{ + struct radeon_device *rdev = dev->dev_private; + + if (offset) { + while (RBIOS8(offset)) { + uint8_t cmd = ((RBIOS8(offset) & 0xc0) >> 6); + uint8_t addr = (RBIOS8(offset) & 0x3f); + uint32_t val, shift, tmp; + uint32_t and_mask, or_mask; + + offset++; + switch (cmd) { + case 0: + val = RBIOS32(offset); + offset += 4; + WREG32_PLL(addr, val); + break; + case 1: + shift = RBIOS8(offset) * 8; + offset++; + and_mask = RBIOS8(offset) << shift; + and_mask |= ~(0xff << shift); + offset++; + or_mask = RBIOS8(offset) << shift; + offset++; + tmp = RREG32_PLL(addr); + tmp &= and_mask; + tmp |= or_mask; + WREG32_PLL(addr, tmp); + break; + case 2: + case 3: + tmp = 1000; + switch (addr) { + case 1: + udelay(150); + break; + case 2: + udelay(1000); + break; + case 3: + while (tmp--) { + if (! + (RREG32_PLL + (RADEON_CLK_PWRMGT_CNTL) & + RADEON_MC_BUSY)) + break; + } + break; + case 4: + while (tmp--) { + if (RREG32_PLL + (RADEON_CLK_PWRMGT_CNTL) & + RADEON_DLL_READY) + break; + } + break; + case 5: + tmp = + RREG32_PLL(RADEON_CLK_PWRMGT_CNTL); + if (tmp & RADEON_CG_NO1_DEBUG_0) { +#if 0 + uint32_t mclk_cntl = + RREG32_PLL + (RADEON_MCLK_CNTL); + mclk_cntl &= 0xffff0000; + /*mclk_cntl |= 0x00001111;*//* ??? */ + WREG32_PLL(RADEON_MCLK_CNTL, + mclk_cntl); + udelay(10000); +#endif + WREG32_PLL + (RADEON_CLK_PWRMGT_CNTL, + tmp & + ~RADEON_CG_NO1_DEBUG_0); + udelay(10000); + } + break; + default: + break; + } + break; + default: + break; + } + } + } +} + +static void combios_parse_ram_reset_table(struct drm_device *dev, + uint16_t offset) +{ + struct radeon_device *rdev = dev->dev_private; + uint32_t tmp; + + if (offset) { + uint8_t val = RBIOS8(offset); + while (val != 0xff) { + offset++; + + if (val == 0x0f) { + uint32_t channel_complete_mask; + + if (ASIC_IS_R300(rdev)) + channel_complete_mask = + R300_MEM_PWRUP_COMPLETE; + else + channel_complete_mask = + RADEON_MEM_PWRUP_COMPLETE; + tmp = 20000; + while (tmp--) { + if ((RREG32(RADEON_MEM_STR_CNTL) & + channel_complete_mask) == + channel_complete_mask) + break; + } + } else { + uint32_t or_mask = RBIOS16(offset); + offset += 2; + + tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG); + tmp &= RADEON_SDRAM_MODE_MASK; + tmp |= or_mask; + WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp); + + or_mask = val << 24; + tmp = RREG32(RADEON_MEM_SDRAM_MODE_REG); + tmp &= RADEON_B3MEM_RESET_MASK; + tmp |= or_mask; + WREG32(RADEON_MEM_SDRAM_MODE_REG, tmp); + } + val = RBIOS8(offset); + } + } +} + +static uint32_t combios_detect_ram(struct drm_device *dev, int ram, + int mem_addr_mapping) +{ + struct radeon_device *rdev = dev->dev_private; + uint32_t mem_cntl; + uint32_t mem_size; + uint32_t addr = 0; + + mem_cntl = RREG32(RADEON_MEM_CNTL); + if (mem_cntl & RV100_HALF_MODE) + ram /= 2; + mem_size = ram; + mem_cntl &= ~(0xff << 8); + mem_cntl |= (mem_addr_mapping & 0xff) << 8; + WREG32(RADEON_MEM_CNTL, mem_cntl); + RREG32(RADEON_MEM_CNTL); + + /* sdram reset ? */ + + /* something like this???? */ + while (ram--) { + addr = ram * 1024 * 1024; + /* write to each page */ + WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER); + WREG32(RADEON_MM_DATA, 0xdeadbeef); + /* read back and verify */ + WREG32(RADEON_MM_INDEX, (addr) | RADEON_MM_APER); + if (RREG32(RADEON_MM_DATA) != 0xdeadbeef) + return 0; + } + + return mem_size; +} + +static void combios_write_ram_size(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + uint8_t rev; + uint16_t offset; + uint32_t mem_size = 0; + uint32_t mem_cntl = 0; + + /* should do something smarter here I guess... */ + if (rdev->flags & RADEON_IS_IGP) + return; + + /* first check detected mem table */ + offset = combios_get_table_offset(dev, COMBIOS_DETECTED_MEM_TABLE); + if (offset) { + rev = RBIOS8(offset); + if (rev < 3) { + mem_cntl = RBIOS32(offset + 1); + mem_size = RBIOS16(offset + 5); + if (((rdev->flags & RADEON_FAMILY_MASK) < CHIP_R200) && + ((dev->pdev->device != 0x515e) + && (dev->pdev->device != 0x5969))) + WREG32(RADEON_MEM_CNTL, mem_cntl); + } + } + + if (!mem_size) { + offset = + combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE); + if (offset) { + rev = RBIOS8(offset - 1); + if (rev < 1) { + if (((rdev->flags & RADEON_FAMILY_MASK) < + CHIP_R200) + && ((dev->pdev->device != 0x515e) + && (dev->pdev->device != 0x5969))) { + int ram = 0; + int mem_addr_mapping = 0; + + while (RBIOS8(offset)) { + ram = RBIOS8(offset); + mem_addr_mapping = + RBIOS8(offset + 1); + if (mem_addr_mapping != 0x25) + ram *= 2; + mem_size = + combios_detect_ram(dev, ram, + mem_addr_mapping); + if (mem_size) + break; + offset += 2; + } + } else + mem_size = RBIOS8(offset); + } else { + mem_size = RBIOS8(offset); + mem_size *= 2; /* convert to MB */ + } + } + } + + mem_size *= (1024 * 1024); /* convert to bytes */ + WREG32(RADEON_CONFIG_MEMSIZE, mem_size); +} + +void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable) +{ + uint16_t dyn_clk_info = + combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE); + + if (dyn_clk_info) + combios_parse_pll_table(dev, dyn_clk_info); +} + +void radeon_combios_asic_init(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + uint16_t table; + + /* port hardcoded mac stuff from radeonfb */ + if (rdev->bios == NULL) + return; + + /* ASIC INIT 1 */ + table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE); + if (table) + combios_parse_mmio_table(dev, table); + + /* PLL INIT */ + table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE); + if (table) + combios_parse_pll_table(dev, table); + + /* ASIC INIT 2 */ + table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE); + if (table) + combios_parse_mmio_table(dev, table); + + if (!(rdev->flags & RADEON_IS_IGP)) { + /* ASIC INIT 4 */ + table = + combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE); + if (table) + combios_parse_mmio_table(dev, table); + + /* RAM RESET */ + table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE); + if (table) + combios_parse_ram_reset_table(dev, table); + + /* ASIC INIT 3 */ + table = + combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE); + if (table) + combios_parse_mmio_table(dev, table); + + /* write CONFIG_MEMSIZE */ + combios_write_ram_size(dev); + } + + /* DYN CLK 1 */ + table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE); + if (table) + combios_parse_pll_table(dev, table); + +} + +void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch; + + bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH); + bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH); + bios_7_scratch = RREG32(RADEON_BIOS_7_SCRATCH); + + /* let the bios control the backlight */ + bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN; + + /* tell the bios not to handle mode switching */ + bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS | + RADEON_ACC_MODE_CHANGE); + + /* tell the bios a driver is loaded */ + bios_7_scratch |= RADEON_DRV_LOADED; + + WREG32(RADEON_BIOS_0_SCRATCH, bios_0_scratch); + WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch); + WREG32(RADEON_BIOS_7_SCRATCH, bios_7_scratch); +} + +void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t bios_6_scratch; + + bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH); + + if (lock) + bios_6_scratch |= RADEON_DRIVER_CRITICAL; + else + bios_6_scratch &= ~RADEON_DRIVER_CRITICAL; + + WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch); +} + +void +radeon_combios_connected_scratch_regs(struct drm_connector *connector, + struct drm_encoder *encoder, + bool connected) +{ + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_connector *radeon_connector = + to_radeon_connector(connector); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t bios_4_scratch = RREG32(RADEON_BIOS_4_SCRATCH); + uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH); + + if ((radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT)) { + if (connected) { + DRM_DEBUG("TV1 connected\n"); + /* fix me */ + bios_4_scratch |= RADEON_TV1_ATTACHED_SVIDEO; + /*save->bios_4_scratch |= RADEON_TV1_ATTACHED_COMP; */ + bios_5_scratch |= RADEON_TV1_ON; + bios_5_scratch |= RADEON_ACC_REQ_TV1; + } else { + DRM_DEBUG("TV1 disconnected\n"); + bios_4_scratch &= ~RADEON_TV1_ATTACHED_MASK; + bios_5_scratch &= ~RADEON_TV1_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_TV1; + } + } + if ((radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_LCD1_SUPPORT)) { + if (connected) { + DRM_DEBUG("LCD1 connected\n"); + bios_4_scratch |= RADEON_LCD1_ATTACHED; + bios_5_scratch |= RADEON_LCD1_ON; + bios_5_scratch |= RADEON_ACC_REQ_LCD1; + } else { + DRM_DEBUG("LCD1 disconnected\n"); + bios_4_scratch &= ~RADEON_LCD1_ATTACHED; + bios_5_scratch &= ~RADEON_LCD1_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_LCD1; + } + } + if ((radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)) { + if (connected) { + DRM_DEBUG("CRT1 connected\n"); + bios_4_scratch |= RADEON_CRT1_ATTACHED_COLOR; + bios_5_scratch |= RADEON_CRT1_ON; + bios_5_scratch |= RADEON_ACC_REQ_CRT1; + } else { + DRM_DEBUG("CRT1 disconnected\n"); + bios_4_scratch &= ~RADEON_CRT1_ATTACHED_MASK; + bios_5_scratch &= ~RADEON_CRT1_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_CRT1; + } + } + if ((radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)) { + if (connected) { + DRM_DEBUG("CRT2 connected\n"); + bios_4_scratch |= RADEON_CRT2_ATTACHED_COLOR; + bios_5_scratch |= RADEON_CRT2_ON; + bios_5_scratch |= RADEON_ACC_REQ_CRT2; + } else { + DRM_DEBUG("CRT2 disconnected\n"); + bios_4_scratch &= ~RADEON_CRT2_ATTACHED_MASK; + bios_5_scratch &= ~RADEON_CRT2_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_CRT2; + } + } + if ((radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_DFP1_SUPPORT)) { + if (connected) { + DRM_DEBUG("DFP1 connected\n"); + bios_4_scratch |= RADEON_DFP1_ATTACHED; + bios_5_scratch |= RADEON_DFP1_ON; + bios_5_scratch |= RADEON_ACC_REQ_DFP1; + } else { + DRM_DEBUG("DFP1 disconnected\n"); + bios_4_scratch &= ~RADEON_DFP1_ATTACHED; + bios_5_scratch &= ~RADEON_DFP1_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_DFP1; + } + } + if ((radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) && + (radeon_connector->devices & ATOM_DEVICE_DFP2_SUPPORT)) { + if (connected) { + DRM_DEBUG("DFP2 connected\n"); + bios_4_scratch |= RADEON_DFP2_ATTACHED; + bios_5_scratch |= RADEON_DFP2_ON; + bios_5_scratch |= RADEON_ACC_REQ_DFP2; + } else { + DRM_DEBUG("DFP2 disconnected\n"); + bios_4_scratch &= ~RADEON_DFP2_ATTACHED; + bios_5_scratch &= ~RADEON_DFP2_ON; + bios_5_scratch &= ~RADEON_ACC_REQ_DFP2; + } + } + WREG32(RADEON_BIOS_4_SCRATCH, bios_4_scratch); + WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch); +} + +void +radeon_combios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t bios_5_scratch = RREG32(RADEON_BIOS_5_SCRATCH); + + if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) { + bios_5_scratch &= ~RADEON_TV1_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_TV1_CRTC_SHIFT); + } + if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) { + bios_5_scratch &= ~RADEON_CRT1_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_CRT1_CRTC_SHIFT); + } + if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) { + bios_5_scratch &= ~RADEON_CRT2_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_CRT2_CRTC_SHIFT); + } + if (radeon_encoder->devices & ATOM_DEVICE_LCD1_SUPPORT) { + bios_5_scratch &= ~RADEON_LCD1_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_LCD1_CRTC_SHIFT); + } + if (radeon_encoder->devices & ATOM_DEVICE_DFP1_SUPPORT) { + bios_5_scratch &= ~RADEON_DFP1_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_DFP1_CRTC_SHIFT); + } + if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT) { + bios_5_scratch &= ~RADEON_DFP2_CRTC_MASK; + bios_5_scratch |= (crtc << RADEON_DFP2_CRTC_SHIFT); + } + WREG32(RADEON_BIOS_5_SCRATCH, bios_5_scratch); +} + +void +radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH); + + if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) { + if (on) + bios_6_scratch |= RADEON_TV_DPMS_ON; + else + bios_6_scratch &= ~RADEON_TV_DPMS_ON; + } + if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT)) { + if (on) + bios_6_scratch |= RADEON_CRT_DPMS_ON; + else + bios_6_scratch &= ~RADEON_CRT_DPMS_ON; + } + if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { + if (on) + bios_6_scratch |= RADEON_LCD_DPMS_ON; + else + bios_6_scratch &= ~RADEON_LCD_DPMS_ON; + } + if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) { + if (on) + bios_6_scratch |= RADEON_DFP_DPMS_ON; + else + bios_6_scratch &= ~RADEON_DFP_DPMS_ON; + } + WREG32(RADEON_BIOS_6_SCRATCH, bios_6_scratch); +} diff --git a/drivers/video/drm/radeon/radeon_connectors.c b/drivers/video/drm/radeon/radeon_connectors.c new file mode 100644 index 0000000000..b50e9f37af --- /dev/null +++ b/drivers/video/drm/radeon/radeon_connectors.c @@ -0,0 +1,604 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +//#include "drm_edid.h" +#include "drm_crtc.h" +#include "drm_crtc_helper.h" +#include "radeon_drm.h" +#include "radeon.h" + +extern void +radeon_combios_connected_scratch_regs(struct drm_connector *connector, + struct drm_encoder *encoder, + bool connected); +extern void +radeon_atombios_connected_scratch_regs(struct drm_connector *connector, + struct drm_encoder *encoder, + bool connected); + +static void +radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status) +{ + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; + struct drm_encoder *best_encoder = NULL; + struct drm_encoder *encoder = NULL; + struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; + struct drm_mode_object *obj; + bool connected; + int i; + + best_encoder = connector_funcs->best_encoder(connector); + + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == 0) + break; + + obj = drm_mode_object_find(connector->dev, + connector->encoder_ids[i], + DRM_MODE_OBJECT_ENCODER); + if (!obj) + continue; + + encoder = obj_to_encoder(obj); + + if ((encoder == best_encoder) && (status == connector_status_connected)) + connected = true; + else + connected = false; + + if (rdev->is_atom_bios) + radeon_atombios_connected_scratch_regs(connector, encoder, connected); + else + radeon_combios_connected_scratch_regs(connector, encoder, connected); + + } +} + +struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector) +{ + int enc_id = connector->encoder_ids[0]; + struct drm_mode_object *obj; + struct drm_encoder *encoder; + + /* pick the encoder ids */ + if (enc_id) { + obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); + if (!obj) + return NULL; + encoder = obj_to_encoder(obj); + return encoder; + } + return NULL; +} + +static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_display_mode *mode = NULL; + struct radeon_native_mode *native_mode = &radeon_encoder->native_mode; + + if (native_mode->panel_xres != 0 && + native_mode->panel_yres != 0 && + native_mode->dotclock != 0) { + mode = drm_mode_create(dev); + + mode->hdisplay = native_mode->panel_xres; + mode->vdisplay = native_mode->panel_yres; + + mode->htotal = mode->hdisplay + native_mode->hblank; + mode->hsync_start = mode->hdisplay + native_mode->hoverplus; + mode->hsync_end = mode->hsync_start + native_mode->hsync_width; + mode->vtotal = mode->vdisplay + native_mode->vblank; + mode->vsync_start = mode->vdisplay + native_mode->voverplus; + mode->vsync_end = mode->vsync_start + native_mode->vsync_width; + mode->clock = native_mode->dotclock; + mode->flags = 0; + + mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER; + drm_mode_set_name(mode); + + DRM_DEBUG("Adding native panel mode %s\n", mode->name); + } + return mode; +} + +int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property, + uint64_t val) +{ + return 0; +} + + +static int radeon_lvds_get_modes(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_encoder *encoder; + int ret = 0; + struct drm_display_mode *mode; + + if (radeon_connector->ddc_bus) { + ret = radeon_ddc_get_modes(radeon_connector); + if (ret > 0) { + return ret; + } + } + + encoder = radeon_best_single_encoder(connector); + if (!encoder) + return 0; + + /* we have no EDID modes */ + mode = radeon_fp_native_mode(encoder); + if (mode) { + ret = 1; + drm_mode_probed_add(connector, mode); + } + return ret; +} + +static int radeon_lvds_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + return MODE_OK; +} + +static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector) +{ + enum drm_connector_status ret = connector_status_connected; + /* check acpi lid status ??? */ + radeon_connector_update_scratch_regs(connector, ret); + return ret; +} + +static void radeon_connector_destroy(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + + if (radeon_connector->ddc_bus) + radeon_i2c_destroy(radeon_connector->ddc_bus); + kfree(radeon_connector->con_priv); + // drm_sysfs_connector_remove(connector); + drm_connector_cleanup(connector); + kfree(connector); +} + +struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = { + .get_modes = radeon_lvds_get_modes, + .mode_valid = radeon_lvds_mode_valid, + .best_encoder = radeon_best_single_encoder, +}; + +struct drm_connector_funcs radeon_lvds_connector_funcs = { + .dpms = drm_helper_connector_dpms, + .detect = radeon_lvds_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .destroy = radeon_connector_destroy, + .set_property = radeon_connector_set_property, +}; + +static int radeon_vga_get_modes(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + int ret; + + ret = radeon_ddc_get_modes(radeon_connector); + + return ret; +} + +static int radeon_vga_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + + return MODE_OK; +} + +static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_encoder *encoder; + struct drm_encoder_helper_funcs *encoder_funcs; + bool dret; + enum drm_connector_status ret = connector_status_disconnected; + + radeon_i2c_do_lock(radeon_connector, 1); + dret = radeon_ddc_probe(radeon_connector); + radeon_i2c_do_lock(radeon_connector, 0); + if (dret) + ret = connector_status_connected; + else { + /* if EDID fails to a load detect */ + encoder = radeon_best_single_encoder(connector); + if (!encoder) + ret = connector_status_disconnected; + else { + encoder_funcs = encoder->helper_private; + ret = encoder_funcs->detect(encoder, connector); + } + } + + radeon_connector_update_scratch_regs(connector, ret); + return ret; +} + +struct drm_connector_helper_funcs radeon_vga_connector_helper_funcs = { + .get_modes = radeon_vga_get_modes, + .mode_valid = radeon_vga_mode_valid, + .best_encoder = radeon_best_single_encoder, +}; + +struct drm_connector_funcs radeon_vga_connector_funcs = { + .dpms = drm_helper_connector_dpms, + .detect = radeon_vga_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .destroy = radeon_connector_destroy, + .set_property = radeon_connector_set_property, +}; + +static int radeon_dvi_get_modes(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + int ret; + + ret = radeon_ddc_get_modes(radeon_connector); + /* reset scratch regs here since radeon_dvi_detect doesn't check digital bit */ + radeon_connector_update_scratch_regs(connector, connector_status_connected); + return ret; +} + +static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_encoder *encoder; + struct drm_encoder_helper_funcs *encoder_funcs; + struct drm_mode_object *obj; + int i; + enum drm_connector_status ret = connector_status_disconnected; + bool dret; + + radeon_i2c_do_lock(radeon_connector, 1); + dret = radeon_ddc_probe(radeon_connector); + radeon_i2c_do_lock(radeon_connector, 0); + if (dret) + ret = connector_status_connected; + else { + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == 0) + break; + + obj = drm_mode_object_find(connector->dev, + connector->encoder_ids[i], + DRM_MODE_OBJECT_ENCODER); + if (!obj) + continue; + + encoder = obj_to_encoder(obj); + + encoder_funcs = encoder->helper_private; + if (encoder_funcs->detect) { + ret = encoder_funcs->detect(encoder, connector); + if (ret == connector_status_connected) { + radeon_connector->use_digital = 0; + break; + } + } + } + } + + /* updated in get modes as well since we need to know if it's analog or digital */ + radeon_connector_update_scratch_regs(connector, ret); + return ret; +} + +/* okay need to be smart in here about which encoder to pick */ +struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) +{ + int enc_id = connector->encoder_ids[0]; + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_mode_object *obj; + struct drm_encoder *encoder; + int i; + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == 0) + break; + + obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER); + if (!obj) + continue; + + encoder = obj_to_encoder(obj); + + if (radeon_connector->use_digital) { + if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS) + return encoder; + } else { + if (encoder->encoder_type == DRM_MODE_ENCODER_DAC || + encoder->encoder_type == DRM_MODE_ENCODER_TVDAC) + return encoder; + } + } + + /* see if we have a default encoder TODO */ + + /* then check use digitial */ + /* pick the first one */ + if (enc_id) { + obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); + if (!obj) + return NULL; + encoder = obj_to_encoder(obj); + return encoder; + } + return NULL; +} + +struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { + .get_modes = radeon_dvi_get_modes, + .mode_valid = radeon_vga_mode_valid, + .best_encoder = radeon_dvi_encoder, +}; + +struct drm_connector_funcs radeon_dvi_connector_funcs = { + .dpms = drm_helper_connector_dpms, + .detect = radeon_dvi_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .set_property = radeon_connector_set_property, + .destroy = radeon_connector_destroy, +}; + +void +radeon_add_atom_connector(struct drm_device *dev, + uint32_t connector_id, + uint32_t supported_device, + int connector_type, + struct radeon_i2c_bus_rec *i2c_bus, + bool linkb, + uint32_t igp_lane_info) +{ + struct drm_connector *connector; + struct radeon_connector *radeon_connector; + struct radeon_connector_atom_dig *radeon_dig_connector; + uint32_t subpixel_order = SubPixelNone; + + /* fixme - tv/cv/din */ + if ((connector_type == DRM_MODE_CONNECTOR_Unknown) || + (connector_type == DRM_MODE_CONNECTOR_SVIDEO) || + (connector_type == DRM_MODE_CONNECTOR_Composite) || + (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) + return; + + /* see if we already added it */ + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + radeon_connector = to_radeon_connector(connector); + if (radeon_connector->connector_id == connector_id) { + radeon_connector->devices |= supported_device; + return; + } + } + + radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); + if (!radeon_connector) + return; + + connector = &radeon_connector->base; + + radeon_connector->connector_id = connector_id; + radeon_connector->devices = supported_device; + switch (connector_type) { + case DRM_MODE_CONNECTOR_VGA: + drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); + if (!radeon_connector->ddc_bus) + goto failed; + } + break; + case DRM_MODE_CONNECTOR_DVIA: + drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); + if (!radeon_connector->ddc_bus) + goto failed; + } + break; + case DRM_MODE_CONNECTOR_DVII: + case DRM_MODE_CONNECTOR_DVID: + radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); + if (!radeon_dig_connector) + goto failed; + radeon_dig_connector->linkb = linkb; + radeon_dig_connector->igp_lane_info = igp_lane_info; + radeon_connector->con_priv = radeon_dig_connector; + drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + case DRM_MODE_CONNECTOR_HDMIA: + case DRM_MODE_CONNECTOR_HDMIB: + radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); + if (!radeon_dig_connector) + goto failed; + radeon_dig_connector->linkb = linkb; + radeon_dig_connector->igp_lane_info = igp_lane_info; + radeon_connector->con_priv = radeon_dig_connector; + drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + case DRM_MODE_CONNECTOR_DisplayPort: + radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); + if (!radeon_dig_connector) + goto failed; + radeon_dig_connector->linkb = linkb; + radeon_dig_connector->igp_lane_info = igp_lane_info; + radeon_connector->con_priv = radeon_dig_connector; + drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + case DRM_MODE_CONNECTOR_SVIDEO: + case DRM_MODE_CONNECTOR_Composite: + case DRM_MODE_CONNECTOR_9PinDIN: + break; + case DRM_MODE_CONNECTOR_LVDS: + radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); + if (!radeon_dig_connector) + goto failed; + radeon_dig_connector->linkb = linkb; + radeon_dig_connector->igp_lane_info = igp_lane_info; + radeon_connector->con_priv = radeon_dig_connector; + drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + } + + connector->display_info.subpixel_order = subpixel_order; + // drm_sysfs_connector_add(connector); + return; + +failed: + if (radeon_connector->ddc_bus) + radeon_i2c_destroy(radeon_connector->ddc_bus); + drm_connector_cleanup(connector); + kfree(connector); +} + +void +radeon_add_legacy_connector(struct drm_device *dev, + uint32_t connector_id, + uint32_t supported_device, + int connector_type, + struct radeon_i2c_bus_rec *i2c_bus) +{ + struct drm_connector *connector; + struct radeon_connector *radeon_connector; + uint32_t subpixel_order = SubPixelNone; + + /* fixme - tv/cv/din */ + if ((connector_type == DRM_MODE_CONNECTOR_Unknown) || + (connector_type == DRM_MODE_CONNECTOR_SVIDEO) || + (connector_type == DRM_MODE_CONNECTOR_Composite) || + (connector_type == DRM_MODE_CONNECTOR_9PinDIN)) + return; + + /* see if we already added it */ + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + radeon_connector = to_radeon_connector(connector); + if (radeon_connector->connector_id == connector_id) { + radeon_connector->devices |= supported_device; + return; + } + } + + radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL); + if (!radeon_connector) + return; + + connector = &radeon_connector->base; + + radeon_connector->connector_id = connector_id; + radeon_connector->devices = supported_device; + switch (connector_type) { + case DRM_MODE_CONNECTOR_VGA: + drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); + if (!radeon_connector->ddc_bus) + goto failed; + } + break; + case DRM_MODE_CONNECTOR_DVIA: + drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); + if (!radeon_connector->ddc_bus) + goto failed; + } + break; + case DRM_MODE_CONNECTOR_DVII: + case DRM_MODE_CONNECTOR_DVID: + drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + case DRM_MODE_CONNECTOR_SVIDEO: + case DRM_MODE_CONNECTOR_Composite: + case DRM_MODE_CONNECTOR_9PinDIN: + break; + case DRM_MODE_CONNECTOR_LVDS: + drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); + drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + if (i2c_bus->valid) { + radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); + if (!radeon_connector->ddc_bus) + goto failed; + } + subpixel_order = SubPixelHorizontalRGB; + break; + } + + connector->display_info.subpixel_order = subpixel_order; + // drm_sysfs_connector_add(connector); + return; + +failed: + if (radeon_connector->ddc_bus) + radeon_i2c_destroy(radeon_connector->ddc_bus); + drm_connector_cleanup(connector); + kfree(connector); +} diff --git a/drivers/video/drm/radeon/radeon_device.c b/drivers/video/drm/radeon/radeon_device.c index be61008e9c..952ce1f426 100644 --- a/drivers/video/drm/radeon/radeon_device.c +++ b/drivers/video/drm/radeon/radeon_device.c @@ -26,7 +26,8 @@ * Jerome Glisse */ //#include -//#include + +#include //#include #include "radeon_drm.h" #include "radeon_reg.h" @@ -36,9 +37,14 @@ #include +int radeon_modeset = -1; int radeon_dynclks = -1; -int radeon_agpmode = -1; +int radeon_r4xx_atom = 0; +int radeon_agpmode = 0; +int radeon_vram_limit = 0; int radeon_gart_size = 512; /* default gart size */ +int radeon_benchmarking = 0; +int radeon_connector_table = 0; /* @@ -896,3 +902,37 @@ resource_size_t drm_get_resource_len(struct drm_device *dev, unsigned int resour return pci_resource_len(dev->pdev, resource); } + +uint32_t __div64_32(uint64_t *n, uint32_t base) +{ + uint64_t rem = *n; + uint64_t b = base; + uint64_t res, d = 1; + uint32_t high = rem >> 32; + + /* Reduce the thing a bit first */ + res = 0; + if (high >= base) { + high /= base; + res = (uint64_t) high << 32; + rem -= (uint64_t) (high*base) << 32; + } + + while ((int64_t)b > 0 && b < rem) { + b = b+b; + d = d+d; + } + + do { + if (rem >= b) { + rem -= b; + res += d; + } + b >>= 1; + d >>= 1; + } while (d); + + *n = res; + return rem; +} + diff --git a/drivers/video/drm/radeon/radeon_display.c b/drivers/video/drm/radeon/radeon_display.c new file mode 100644 index 0000000000..1951202c57 --- /dev/null +++ b/drivers/video/drm/radeon/radeon_display.c @@ -0,0 +1,697 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +#include "radeon_drm.h" +#include "radeon.h" + +#include "atom.h" +//#include + +#include "drm_crtc_helper.h" +#include "drm_edid.h" + +static int radeon_ddc_dump(struct drm_connector *connector); + +static void avivo_crtc_load_lut(struct drm_crtc *crtc) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int i; + + DRM_DEBUG("%d\n", radeon_crtc->crtc_id); + WREG32(AVIVO_DC_LUTA_CONTROL + radeon_crtc->crtc_offset, 0); + + WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0); + WREG32(AVIVO_DC_LUTA_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0); + + WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff); + WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff); + WREG32(AVIVO_DC_LUTA_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff); + + WREG32(AVIVO_DC_LUT_RW_SELECT, radeon_crtc->crtc_id); + WREG32(AVIVO_DC_LUT_RW_MODE, 0); + WREG32(AVIVO_DC_LUT_WRITE_EN_MASK, 0x0000003f); + + WREG8(AVIVO_DC_LUT_RW_INDEX, 0); + for (i = 0; i < 256; i++) { + WREG32(AVIVO_DC_LUT_30_COLOR, + (radeon_crtc->lut_r[i] << 20) | + (radeon_crtc->lut_g[i] << 10) | + (radeon_crtc->lut_b[i] << 0)); + } + + WREG32(AVIVO_D1GRPH_LUT_SEL + radeon_crtc->crtc_offset, radeon_crtc->crtc_id); +} + +static void legacy_crtc_load_lut(struct drm_crtc *crtc) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int i; + uint32_t dac2_cntl; + + dac2_cntl = RREG32(RADEON_DAC_CNTL2); + if (radeon_crtc->crtc_id == 0) + dac2_cntl &= (uint32_t)~RADEON_DAC2_PALETTE_ACC_CTL; + else + dac2_cntl |= RADEON_DAC2_PALETTE_ACC_CTL; + WREG32(RADEON_DAC_CNTL2, dac2_cntl); + + WREG8(RADEON_PALETTE_INDEX, 0); + for (i = 0; i < 256; i++) { + WREG32(RADEON_PALETTE_30_DATA, + (radeon_crtc->lut_r[i] << 20) | + (radeon_crtc->lut_g[i] << 10) | + (radeon_crtc->lut_b[i] << 0)); + } +} + +void radeon_crtc_load_lut(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + + if (!crtc->enabled) + return; + + if (ASIC_IS_AVIVO(rdev)) + avivo_crtc_load_lut(crtc); + else + legacy_crtc_load_lut(crtc); +} + +/** Sets the color ramps on behalf of RandR */ +void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green, + u16 blue, int regno) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + + if (regno == 0) + DRM_DEBUG("gamma set %d\n", radeon_crtc->crtc_id); + radeon_crtc->lut_r[regno] = red >> 6; + radeon_crtc->lut_g[regno] = green >> 6; + radeon_crtc->lut_b[regno] = blue >> 6; +} + +static void radeon_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green, + u16 *blue, uint32_t size) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + int i, j; + + if (size != 256) { + return; + } + if (crtc->fb == NULL) { + return; + } + + if (crtc->fb->depth == 16) { + for (i = 0; i < 64; i++) { + if (i <= 31) { + for (j = 0; j < 8; j++) { + radeon_crtc->lut_r[i * 8 + j] = red[i] >> 6; + radeon_crtc->lut_b[i * 8 + j] = blue[i] >> 6; + } + } + for (j = 0; j < 4; j++) + radeon_crtc->lut_g[i * 4 + j] = green[i] >> 6; + } + } else { + for (i = 0; i < 256; i++) { + radeon_crtc->lut_r[i] = red[i] >> 6; + radeon_crtc->lut_g[i] = green[i] >> 6; + radeon_crtc->lut_b[i] = blue[i] >> 6; + } + } + + radeon_crtc_load_lut(crtc); +} + +static void radeon_crtc_destroy(struct drm_crtc *crtc) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + + if (radeon_crtc->mode_set.mode) { + drm_mode_destroy(crtc->dev, radeon_crtc->mode_set.mode); + } + drm_crtc_cleanup(crtc); + kfree(radeon_crtc); +} + +static const struct drm_crtc_funcs radeon_crtc_funcs = { +// .cursor_set = radeon_crtc_cursor_set, +// .cursor_move = radeon_crtc_cursor_move, + .gamma_set = radeon_crtc_gamma_set, +// .set_config = drm_crtc_helper_set_config, + .destroy = radeon_crtc_destroy, +}; + +static void radeon_crtc_init(struct drm_device *dev, int index) +{ + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc; + int i; + + radeon_crtc = kzalloc(sizeof(struct radeon_crtc) + (RADEONFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL); + if (radeon_crtc == NULL) + return; + + drm_crtc_init(dev, &radeon_crtc->base, &radeon_crtc_funcs); + + drm_mode_crtc_set_gamma_size(&radeon_crtc->base, 256); + radeon_crtc->crtc_id = index; + + radeon_crtc->mode_set.crtc = &radeon_crtc->base; + radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1); + radeon_crtc->mode_set.num_connectors = 0; + + for (i = 0; i < 256; i++) { + radeon_crtc->lut_r[i] = i << 2; + radeon_crtc->lut_g[i] = i << 2; + radeon_crtc->lut_b[i] = i << 2; + } + + if (rdev->is_atom_bios && (ASIC_IS_AVIVO(rdev) || radeon_r4xx_atom)) + radeon_atombios_init_crtc(dev, radeon_crtc); + else + radeon_legacy_init_crtc(dev, radeon_crtc); +} + +static const char *encoder_names[34] = { + "NONE", + "INTERNAL_LVDS", + "INTERNAL_TMDS1", + "INTERNAL_TMDS2", + "INTERNAL_DAC1", + "INTERNAL_DAC2", + "INTERNAL_SDVOA", + "INTERNAL_SDVOB", + "SI170B", + "CH7303", + "CH7301", + "INTERNAL_DVO1", + "EXTERNAL_SDVOA", + "EXTERNAL_SDVOB", + "TITFP513", + "INTERNAL_LVTM1", + "VT1623", + "HDMI_SI1930", + "HDMI_INTERNAL", + "INTERNAL_KLDSCP_TMDS1", + "INTERNAL_KLDSCP_DVO1", + "INTERNAL_KLDSCP_DAC1", + "INTERNAL_KLDSCP_DAC2", + "SI178", + "MVPU_FPGA", + "INTERNAL_DDI", + "VT1625", + "HDMI_SI1932", + "DP_AN9801", + "DP_DP501", + "INTERNAL_UNIPHY", + "INTERNAL_KLDSCP_LVTMA", + "INTERNAL_UNIPHY1", + "INTERNAL_UNIPHY2", +}; + +static const char *connector_names[13] = { + "Unknown", + "VGA", + "DVI-I", + "DVI-D", + "DVI-A", + "Composite", + "S-video", + "LVDS", + "Component", + "DIN", + "DisplayPort", + "HDMI-A", + "HDMI-B", +}; + +static void radeon_print_display_setup(struct drm_device *dev) +{ + struct drm_connector *connector; + struct radeon_connector *radeon_connector; + struct drm_encoder *encoder; + struct radeon_encoder *radeon_encoder; + uint32_t devices; + int i = 0; + + DRM_INFO("Radeon Display Connectors\n"); + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + radeon_connector = to_radeon_connector(connector); + DRM_INFO("Connector %d:\n", i); + DRM_INFO(" %s\n", connector_names[connector->connector_type]); + if (radeon_connector->ddc_bus) + DRM_INFO(" DDC: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", + radeon_connector->ddc_bus->rec.mask_clk_reg, + radeon_connector->ddc_bus->rec.mask_data_reg, + radeon_connector->ddc_bus->rec.a_clk_reg, + radeon_connector->ddc_bus->rec.a_data_reg, + radeon_connector->ddc_bus->rec.put_clk_reg, + radeon_connector->ddc_bus->rec.put_data_reg, + radeon_connector->ddc_bus->rec.get_clk_reg, + radeon_connector->ddc_bus->rec.get_data_reg); + DRM_INFO(" Encoders:\n"); + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + radeon_encoder = to_radeon_encoder(encoder); + devices = radeon_encoder->devices & radeon_connector->devices; + if (devices) { + if (devices & ATOM_DEVICE_CRT1_SUPPORT) + DRM_INFO(" CRT1: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_CRT2_SUPPORT) + DRM_INFO(" CRT2: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_LCD1_SUPPORT) + DRM_INFO(" LCD1: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP1_SUPPORT) + DRM_INFO(" DFP1: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP2_SUPPORT) + DRM_INFO(" DFP2: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP3_SUPPORT) + DRM_INFO(" DFP3: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP4_SUPPORT) + DRM_INFO(" DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP5_SUPPORT) + DRM_INFO(" DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_TV1_SUPPORT) + DRM_INFO(" TV1: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_CV_SUPPORT) + DRM_INFO(" CV: %s\n", encoder_names[radeon_encoder->encoder_id]); + } + } + i++; + } +} + +bool radeon_setup_enc_conn(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + struct drm_connector *drm_connector; + bool ret = false; + + if (rdev->bios) { + if (rdev->is_atom_bios) { + if (rdev->family >= CHIP_R600) + ret = radeon_get_atom_connector_info_from_object_table(dev); + else + ret = radeon_get_atom_connector_info_from_supported_devices_table(dev); + } else + ret = radeon_get_legacy_connector_info_from_bios(dev); + } else { + if (!ASIC_IS_AVIVO(rdev)) + ret = radeon_get_legacy_connector_info_from_table(dev); + } + if (ret) { + radeon_print_display_setup(dev); + list_for_each_entry(drm_connector, &dev->mode_config.connector_list, head) + radeon_ddc_dump(drm_connector); + } + + return ret; +} + +int radeon_ddc_get_modes(struct radeon_connector *radeon_connector) +{ + struct edid *edid; + int ret = 0; + + if (!radeon_connector->ddc_bus) + return -1; + radeon_i2c_do_lock(radeon_connector, 1); + edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); + radeon_i2c_do_lock(radeon_connector, 0); + if (edid) { + /* update digital bits here */ + if (edid->input & DRM_EDID_INPUT_DIGITAL) + radeon_connector->use_digital = 1; + else + radeon_connector->use_digital = 0; + drm_mode_connector_update_edid_property(&radeon_connector->base, edid); + ret = drm_add_edid_modes(&radeon_connector->base, edid); + kfree(edid); + return ret; + } + drm_mode_connector_update_edid_property(&radeon_connector->base, NULL); + return -1; +} + +static int radeon_ddc_dump(struct drm_connector *connector) +{ + struct edid *edid; + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + int ret = 0; + + if (!radeon_connector->ddc_bus) + return -1; + radeon_i2c_do_lock(radeon_connector, 1); + edid = drm_get_edid(connector, &radeon_connector->ddc_bus->adapter); + radeon_i2c_do_lock(radeon_connector, 0); + if (edid) { + kfree(edid); + } + return ret; +} + +static inline uint32_t radeon_div(uint64_t n, uint32_t d) +{ + uint64_t mod; + + n += d / 2; + + mod = do_div(n, d); + return n; +} + +void radeon_compute_pll(struct radeon_pll *pll, + uint64_t freq, + uint32_t *dot_clock_p, + uint32_t *fb_div_p, + uint32_t *frac_fb_div_p, + uint32_t *ref_div_p, + uint32_t *post_div_p, + int flags) +{ + uint32_t min_ref_div = pll->min_ref_div; + uint32_t max_ref_div = pll->max_ref_div; + uint32_t min_fractional_feed_div = 0; + uint32_t max_fractional_feed_div = 0; + uint32_t best_vco = pll->best_vco; + uint32_t best_post_div = 1; + uint32_t best_ref_div = 1; + uint32_t best_feedback_div = 1; + uint32_t best_frac_feedback_div = 0; + uint32_t best_freq = -1; + uint32_t best_error = 0xffffffff; + uint32_t best_vco_diff = 1; + uint32_t post_div; + + DRM_DEBUG("PLL freq %llu %u %u\n", freq, pll->min_ref_div, pll->max_ref_div); + freq = freq * 1000; + + if (flags & RADEON_PLL_USE_REF_DIV) + min_ref_div = max_ref_div = pll->reference_div; + else { + while (min_ref_div < max_ref_div-1) { + uint32_t mid = (min_ref_div + max_ref_div) / 2; + uint32_t pll_in = pll->reference_freq / mid; + if (pll_in < pll->pll_in_min) + max_ref_div = mid; + else if (pll_in > pll->pll_in_max) + min_ref_div = mid; + else + break; + } + } + + if (flags & RADEON_PLL_USE_FRAC_FB_DIV) { + min_fractional_feed_div = pll->min_frac_feedback_div; + max_fractional_feed_div = pll->max_frac_feedback_div; + } + + for (post_div = pll->min_post_div; post_div <= pll->max_post_div; ++post_div) { + uint32_t ref_div; + + if ((flags & RADEON_PLL_NO_ODD_POST_DIV) && (post_div & 1)) + continue; + + /* legacy radeons only have a few post_divs */ + if (flags & RADEON_PLL_LEGACY) { + if ((post_div == 5) || + (post_div == 7) || + (post_div == 9) || + (post_div == 10) || + (post_div == 11) || + (post_div == 13) || + (post_div == 14) || + (post_div == 15)) + continue; + } + + for (ref_div = min_ref_div; ref_div <= max_ref_div; ++ref_div) { + uint32_t feedback_div, current_freq = 0, error, vco_diff; + uint32_t pll_in = pll->reference_freq / ref_div; + uint32_t min_feed_div = pll->min_feedback_div; + uint32_t max_feed_div = pll->max_feedback_div + 1; + + if (pll_in < pll->pll_in_min || pll_in > pll->pll_in_max) + continue; + + while (min_feed_div < max_feed_div) { + uint32_t vco; + uint32_t min_frac_feed_div = min_fractional_feed_div; + uint32_t max_frac_feed_div = max_fractional_feed_div + 1; + uint32_t frac_feedback_div; + uint64_t tmp; + + feedback_div = (min_feed_div + max_feed_div) / 2; + + tmp = (uint64_t)pll->reference_freq * feedback_div; + vco = radeon_div(tmp, ref_div); + + if (vco < pll->pll_out_min) { + min_feed_div = feedback_div + 1; + continue; + } else if (vco > pll->pll_out_max) { + max_feed_div = feedback_div; + continue; + } + + while (min_frac_feed_div < max_frac_feed_div) { + frac_feedback_div = (min_frac_feed_div + max_frac_feed_div) / 2; + tmp = (uint64_t)pll->reference_freq * 10000 * feedback_div; + tmp += (uint64_t)pll->reference_freq * 1000 * frac_feedback_div; + current_freq = radeon_div(tmp, ref_div * post_div); + + error = abs(current_freq - freq); + vco_diff = abs(vco - best_vco); + + if ((best_vco == 0 && error < best_error) || + (best_vco != 0 && + (error < best_error - 100 || + (abs(error - best_error) < 100 && vco_diff < best_vco_diff)))) { + best_post_div = post_div; + best_ref_div = ref_div; + best_feedback_div = feedback_div; + best_frac_feedback_div = frac_feedback_div; + best_freq = current_freq; + best_error = error; + best_vco_diff = vco_diff; + } else if (current_freq == freq) { + if (best_freq == -1) { + best_post_div = post_div; + best_ref_div = ref_div; + best_feedback_div = feedback_div; + best_frac_feedback_div = frac_feedback_div; + best_freq = current_freq; + best_error = error; + best_vco_diff = vco_diff; + } else if (((flags & RADEON_PLL_PREFER_LOW_REF_DIV) && (ref_div < best_ref_div)) || + ((flags & RADEON_PLL_PREFER_HIGH_REF_DIV) && (ref_div > best_ref_div)) || + ((flags & RADEON_PLL_PREFER_LOW_FB_DIV) && (feedback_div < best_feedback_div)) || + ((flags & RADEON_PLL_PREFER_HIGH_FB_DIV) && (feedback_div > best_feedback_div)) || + ((flags & RADEON_PLL_PREFER_LOW_POST_DIV) && (post_div < best_post_div)) || + ((flags & RADEON_PLL_PREFER_HIGH_POST_DIV) && (post_div > best_post_div))) { + best_post_div = post_div; + best_ref_div = ref_div; + best_feedback_div = feedback_div; + best_frac_feedback_div = frac_feedback_div; + best_freq = current_freq; + best_error = error; + best_vco_diff = vco_diff; + } + } + if (current_freq < freq) + min_frac_feed_div = frac_feedback_div + 1; + else + max_frac_feed_div = frac_feedback_div; + } + if (current_freq < freq) + min_feed_div = feedback_div + 1; + else + max_feed_div = feedback_div; + } + } + } + + *dot_clock_p = best_freq / 10000; + *fb_div_p = best_feedback_div; + *frac_fb_div_p = best_frac_feedback_div; + *ref_div_p = best_ref_div; + *post_div_p = best_post_div; +} + +#if 0 + +static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb) +{ + struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb); + struct drm_device *dev = fb->dev; + + if (fb->fbdev) + radeonfb_remove(dev, fb); + +// if (radeon_fb->obj) { +// radeon_gem_object_unpin(radeon_fb->obj); +// mutex_lock(&dev->struct_mutex); +// drm_gem_object_unreference(radeon_fb->obj); +// mutex_unlock(&dev->struct_mutex); +// } + drm_framebuffer_cleanup(fb); + kfree(radeon_fb); +} + +static int radeon_user_framebuffer_create_handle(struct drm_framebuffer *fb, + struct drm_file *file_priv, + unsigned int *handle) +{ + struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb); + + return NULL; +// return drm_gem_handle_create(file_priv, radeon_fb->obj, handle); +} + +static const struct drm_framebuffer_funcs radeon_fb_funcs = { + .destroy = radeon_user_framebuffer_destroy, + .create_handle = radeon_user_framebuffer_create_handle, +}; + +struct drm_framebuffer * +radeon_framebuffer_create(struct drm_device *dev, + struct drm_mode_fb_cmd *mode_cmd, + struct drm_gem_object *obj) +{ + struct radeon_framebuffer *radeon_fb; + + radeon_fb = kzalloc(sizeof(*radeon_fb), GFP_KERNEL); + if (radeon_fb == NULL) { + return NULL; + } + drm_framebuffer_init(dev, &radeon_fb->base, &radeon_fb_funcs); + drm_helper_mode_fill_fb_struct(&radeon_fb->base, mode_cmd); + radeon_fb->obj = obj; + return &radeon_fb->base; +} + +static struct drm_framebuffer * +radeon_user_framebuffer_create(struct drm_device *dev, + struct drm_file *file_priv, + struct drm_mode_fb_cmd *mode_cmd) +{ + struct drm_gem_object *obj; + + obj = drm_gem_object_lookup(dev, file_priv, mode_cmd->handle); + + return radeon_framebuffer_create(dev, mode_cmd, obj); +} + +static const struct drm_mode_config_funcs radeon_mode_funcs = { + .fb_create = radeon_user_framebuffer_create, + .fb_changed = radeonfb_probe, +}; + +#endif + +int radeon_modeset_init(struct radeon_device *rdev) +{ + int num_crtc = 2, i; + int ret; + + drm_mode_config_init(rdev->ddev); + rdev->mode_info.mode_config_initialized = true; + +// rdev->ddev->mode_config.funcs = (void *)&radeon_mode_funcs; + + if (ASIC_IS_AVIVO(rdev)) { + rdev->ddev->mode_config.max_width = 8192; + rdev->ddev->mode_config.max_height = 8192; + } else { + rdev->ddev->mode_config.max_width = 4096; + rdev->ddev->mode_config.max_height = 4096; + } + + rdev->ddev->mode_config.fb_base = rdev->mc.aper_base; + + /* allocate crtcs - TODO single crtc */ + for (i = 0; i < num_crtc; i++) { + radeon_crtc_init(rdev->ddev, i); + } + + /* okay we should have all the bios connectors */ + ret = radeon_setup_enc_conn(rdev->ddev); + if (!ret) { + return ret; + } + drm_helper_initial_config(rdev->ddev); + return 0; +} + +void radeon_modeset_fini(struct radeon_device *rdev) +{ + if (rdev->mode_info.mode_config_initialized) { + drm_mode_config_cleanup(rdev->ddev); + rdev->mode_info.mode_config_initialized = false; + } +} + +void radeon_init_disp_bandwidth(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + struct drm_display_mode *modes[2]; + int pixel_bytes[2]; + struct drm_crtc *crtc; + + pixel_bytes[0] = pixel_bytes[1] = 0; + modes[0] = modes[1] = NULL; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + + if (crtc->enabled && crtc->fb) { + modes[radeon_crtc->crtc_id] = &crtc->mode; + pixel_bytes[radeon_crtc->crtc_id] = crtc->fb->bits_per_pixel / 8; + } + } + + if (ASIC_IS_AVIVO(rdev)) { + radeon_init_disp_bw_avivo(dev, + modes[0], + pixel_bytes[0], + modes[1], + pixel_bytes[1]); + } else { + radeon_init_disp_bw_legacy(dev, + modes[0], + pixel_bytes[0], + modes[1], + pixel_bytes[1]); + } +} diff --git a/drivers/video/drm/radeon/radeon_fixed.h b/drivers/video/drm/radeon/radeon_fixed.h new file mode 100644 index 0000000000..ad8d3ca27b --- /dev/null +++ b/drivers/video/drm/radeon/radeon_fixed.h @@ -0,0 +1,50 @@ +/* + * Copyright 2009 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + */ +#ifndef RADEON_FIXED_H +#define RADEON_FIXED_H + +typedef union rfixed { + u32 full; +} fixed20_12; + + +#define rfixed_const(A) (u32)(((A) << 12))/* + ((B + 0.000122)*4096)) */ +#define rfixed_const_half(A) (u32)(((A) << 12) + 2048) +#define rfixed_const_666(A) (u32)(((A) << 12) + 2731) +#define rfixed_const_8(A) (u32)(((A) << 12) + 3277) +#define rfixed_mul(A, B) ((u64)((u64)(A).full * (B).full + 2048) >> 12) +#define fixed_init(A) { .full = rfixed_const((A)) } +#define fixed_init_half(A) { .full = rfixed_const_half((A)) } +#define rfixed_trunc(A) ((A).full >> 12) + +static inline u32 rfixed_div(fixed20_12 A, fixed20_12 B) +{ + u64 tmp = ((u64)A.full << 13); + + do_div(tmp, B.full); + tmp += 1; + tmp /= 2; + return lower_32_bits(tmp); +} +#endif diff --git a/drivers/video/drm/radeon/radeon_i2c.c b/drivers/video/drm/radeon/radeon_i2c.c new file mode 100644 index 0000000000..ac1d7aab1e --- /dev/null +++ b/drivers/video/drm/radeon/radeon_i2c.c @@ -0,0 +1,209 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +#include "radeon_drm.h" +#include "radeon.h" + +/** + * radeon_ddc_probe + * + */ +bool radeon_ddc_probe(struct radeon_connector *radeon_connector) +{ + u8 out_buf[] = { 0x0, 0x0}; + u8 buf[2]; + int ret; + struct i2c_msg msgs[] = { + { + .addr = 0x50, + .flags = 0, + .len = 1, + .buf = out_buf, + }, + { + .addr = 0x50, + .flags = I2C_M_RD, + .len = 1, + .buf = buf, + } + }; + + ret = i2c_transfer(&radeon_connector->ddc_bus->adapter, msgs, 2); + if (ret == 2) + return true; + + return false; +} + + +void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state) +{ + struct radeon_device *rdev = radeon_connector->base.dev->dev_private; + uint32_t temp; + struct radeon_i2c_bus_rec *rec = &radeon_connector->ddc_bus->rec; + + /* RV410 appears to have a bug where the hw i2c in reset + * holds the i2c port in a bad state - switch hw i2c away before + * doing DDC - do this for all r200s/r300s/r400s for safety sake + */ + if ((rdev->family >= CHIP_R200) && !ASIC_IS_AVIVO(rdev)) { + if (rec->a_clk_reg == RADEON_GPIO_MONID) { + WREG32(RADEON_DVI_I2C_CNTL_0, (RADEON_I2C_SOFT_RST | + R200_DVI_I2C_PIN_SEL(R200_SEL_DDC1))); + } else { + WREG32(RADEON_DVI_I2C_CNTL_0, (RADEON_I2C_SOFT_RST | + R200_DVI_I2C_PIN_SEL(R200_SEL_DDC3))); + } + } + if (lock_state) { + temp = RREG32(rec->a_clk_reg); + temp &= ~(rec->a_clk_mask); + WREG32(rec->a_clk_reg, temp); + + temp = RREG32(rec->a_data_reg); + temp &= ~(rec->a_data_mask); + WREG32(rec->a_data_reg, temp); + } + + temp = RREG32(rec->mask_clk_reg); + if (lock_state) + temp |= rec->mask_clk_mask; + else + temp &= ~rec->mask_clk_mask; + WREG32(rec->mask_clk_reg, temp); + temp = RREG32(rec->mask_clk_reg); + + temp = RREG32(rec->mask_data_reg); + if (lock_state) + temp |= rec->mask_data_mask; + else + temp &= ~rec->mask_data_mask; + WREG32(rec->mask_data_reg, temp); + temp = RREG32(rec->mask_data_reg); +} + +static int get_clock(void *i2c_priv) +{ + struct radeon_i2c_chan *i2c = i2c_priv; + struct radeon_device *rdev = i2c->dev->dev_private; + struct radeon_i2c_bus_rec *rec = &i2c->rec; + uint32_t val; + + val = RREG32(rec->get_clk_reg); + val &= rec->get_clk_mask; + + return (val != 0); +} + + +static int get_data(void *i2c_priv) +{ + struct radeon_i2c_chan *i2c = i2c_priv; + struct radeon_device *rdev = i2c->dev->dev_private; + struct radeon_i2c_bus_rec *rec = &i2c->rec; + uint32_t val; + + val = RREG32(rec->get_data_reg); + val &= rec->get_data_mask; + return (val != 0); +} + +static void set_clock(void *i2c_priv, int clock) +{ + struct radeon_i2c_chan *i2c = i2c_priv; + struct radeon_device *rdev = i2c->dev->dev_private; + struct radeon_i2c_bus_rec *rec = &i2c->rec; + uint32_t val; + + val = RREG32(rec->put_clk_reg) & (uint32_t)~(rec->put_clk_mask); + val |= clock ? 0 : rec->put_clk_mask; + WREG32(rec->put_clk_reg, val); +} + +static void set_data(void *i2c_priv, int data) +{ + struct radeon_i2c_chan *i2c = i2c_priv; + struct radeon_device *rdev = i2c->dev->dev_private; + struct radeon_i2c_bus_rec *rec = &i2c->rec; + uint32_t val; + + val = RREG32(rec->put_data_reg) & (uint32_t)~(rec->put_data_mask); + val |= data ? 0 : rec->put_data_mask; + WREG32(rec->put_data_reg, val); +} + +struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, + struct radeon_i2c_bus_rec *rec, + const char *name) +{ + struct radeon_i2c_chan *i2c; + int ret; + + i2c = kzalloc(sizeof(struct radeon_i2c_chan), GFP_KERNEL); + if (i2c == NULL) + return NULL; + +// i2c->adapter.owner = THIS_MODULE; + i2c->adapter.algo_data = &i2c->algo; + i2c->dev = dev; + i2c->algo.setsda = set_data; + i2c->algo.setscl = set_clock; + i2c->algo.getsda = get_data; + i2c->algo.getscl = get_clock; + i2c->algo.udelay = 20; + /* vesa says 2.2 ms is enough, 1 jiffy doesn't seem to always + * make this, 2 jiffies is a lot more reliable */ + i2c->algo.timeout = 2; + i2c->algo.data = i2c; + i2c->rec = *rec; + i2c_set_adapdata(&i2c->adapter, i2c); + + ret = i2c_bit_add_bus(&i2c->adapter); + if (ret) { + DRM_INFO("Failed to register i2c %s\n", name); + goto out_free; + } + + return i2c; +out_free: + kfree(i2c); + return NULL; + +} + +void radeon_i2c_destroy(struct radeon_i2c_chan *i2c) +{ + if (!i2c) + return; + + i2c_del_adapter(&i2c->adapter); + kfree(i2c); +} + +struct drm_encoder *radeon_best_encoder(struct drm_connector *connector) +{ + return NULL; +} diff --git a/drivers/video/drm/radeon/radeon_legacy_crtc.c b/drivers/video/drm/radeon/radeon_legacy_crtc.c new file mode 100644 index 0000000000..ea1ead4c29 --- /dev/null +++ b/drivers/video/drm/radeon/radeon_legacy_crtc.c @@ -0,0 +1,1276 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include +#include +#include "radeon_drm.h" +#include "radeon_fixed.h" +#include "radeon.h" + +void radeon_restore_common_regs(struct drm_device *dev) +{ + /* don't need this yet */ +} + +static void radeon_pll_wait_for_read_update_complete(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + int i = 0; + + /* FIXME: Certain revisions of R300 can't recover here. Not sure of + the cause yet, but this workaround will mask the problem for now. + Other chips usually will pass at the very first test, so the + workaround shouldn't have any effect on them. */ + for (i = 0; + (i < 10000 && + RREG32_PLL(RADEON_PPLL_REF_DIV) & RADEON_PPLL_ATOMIC_UPDATE_R); + i++); +} + +static void radeon_pll_write_update(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + + while (RREG32_PLL(RADEON_PPLL_REF_DIV) & RADEON_PPLL_ATOMIC_UPDATE_R); + + WREG32_PLL_P(RADEON_PPLL_REF_DIV, + RADEON_PPLL_ATOMIC_UPDATE_W, + ~(RADEON_PPLL_ATOMIC_UPDATE_W)); +} + +static void radeon_pll2_wait_for_read_update_complete(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + int i = 0; + + + /* FIXME: Certain revisions of R300 can't recover here. Not sure of + the cause yet, but this workaround will mask the problem for now. + Other chips usually will pass at the very first test, so the + workaround shouldn't have any effect on them. */ + for (i = 0; + (i < 10000 && + RREG32_PLL(RADEON_P2PLL_REF_DIV) & RADEON_P2PLL_ATOMIC_UPDATE_R); + i++); +} + +static void radeon_pll2_write_update(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + + while (RREG32_PLL(RADEON_P2PLL_REF_DIV) & RADEON_P2PLL_ATOMIC_UPDATE_R); + + WREG32_PLL_P(RADEON_P2PLL_REF_DIV, + RADEON_P2PLL_ATOMIC_UPDATE_W, + ~(RADEON_P2PLL_ATOMIC_UPDATE_W)); +} + +static uint8_t radeon_compute_pll_gain(uint16_t ref_freq, uint16_t ref_div, + uint16_t fb_div) +{ + unsigned int vcoFreq; + + if (!ref_div) + return 1; + + vcoFreq = ((unsigned)ref_freq & fb_div) / ref_div; + + /* + * This is horribly crude: the VCO frequency range is divided into + * 3 parts, each part having a fixed PLL gain value. + */ + if (vcoFreq >= 30000) + /* + * [300..max] MHz : 7 + */ + return 7; + else if (vcoFreq >= 18000) + /* + * [180..300) MHz : 4 + */ + return 4; + else + /* + * [0..180) MHz : 1 + */ + return 1; +} + +void radeon_crtc_dpms(struct drm_crtc *crtc, int mode) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t mask; + + if (radeon_crtc->crtc_id) + mask = (RADEON_CRTC2_EN | + RADEON_CRTC2_DISP_DIS | + RADEON_CRTC2_VSYNC_DIS | + RADEON_CRTC2_HSYNC_DIS | + RADEON_CRTC2_DISP_REQ_EN_B); + else + mask = (RADEON_CRTC_DISPLAY_DIS | + RADEON_CRTC_VSYNC_DIS | + RADEON_CRTC_HSYNC_DIS); + + switch (mode) { + case DRM_MODE_DPMS_ON: + if (radeon_crtc->crtc_id) + WREG32_P(RADEON_CRTC2_GEN_CNTL, RADEON_CRTC2_EN, ~mask); + else { + WREG32_P(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_EN, ~(RADEON_CRTC_EN | + RADEON_CRTC_DISP_REQ_EN_B)); + WREG32_P(RADEON_CRTC_EXT_CNTL, 0, ~mask); + } + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + if (radeon_crtc->crtc_id) + WREG32_P(RADEON_CRTC2_GEN_CNTL, mask, ~mask); + else { + WREG32_P(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_DISP_REQ_EN_B, ~(RADEON_CRTC_EN | + RADEON_CRTC_DISP_REQ_EN_B)); + WREG32_P(RADEON_CRTC_EXT_CNTL, mask, ~mask); + } + break; + } + + if (mode != DRM_MODE_DPMS_OFF) { + radeon_crtc_load_lut(crtc); + } +} + +/* properly set crtc bpp when using atombios */ +void radeon_legacy_atom_set_surface(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + int format; + uint32_t crtc_gen_cntl; + uint32_t disp_merge_cntl; + uint32_t crtc_pitch; + + switch (crtc->fb->bits_per_pixel) { + case 15: /* 555 */ + format = 3; + break; + case 16: /* 565 */ + format = 4; + break; + case 24: /* RGB */ + format = 5; + break; + case 32: /* xRGB */ + format = 6; + break; + default: + return; + } + + crtc_pitch = ((((crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8)) * crtc->fb->bits_per_pixel) + + ((crtc->fb->bits_per_pixel * 8) - 1)) / + (crtc->fb->bits_per_pixel * 8)); + crtc_pitch |= crtc_pitch << 16; + + WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch); + + switch (radeon_crtc->crtc_id) { + case 0: + disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL); + disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN; + WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl); + + crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL) & 0xfffff0ff; + crtc_gen_cntl |= (format << 8); + crtc_gen_cntl |= RADEON_CRTC_EXT_DISP_EN; + WREG32(RADEON_CRTC_GEN_CNTL, crtc_gen_cntl); + break; + case 1: + disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL); + disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN; + WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl); + + crtc_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL) & 0xfffff0ff; + crtc_gen_cntl |= (format << 8); + WREG32(RADEON_CRTC2_GEN_CNTL, crtc_gen_cntl); + WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID)); + WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID)); + break; + } +} + +int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct radeon_framebuffer *radeon_fb; + struct drm_gem_object *obj; + uint64_t base; + uint32_t crtc_offset, crtc_offset_cntl, crtc_tile_x0_y0 = 0; + uint32_t crtc_pitch, pitch_pixels; + + DRM_DEBUG("\n"); + + radeon_fb = to_radeon_framebuffer(crtc->fb); + + obj = radeon_fb->obj; +// if (radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &base)) { +// return -EINVAL; +// } + crtc_offset = (u32)base; + crtc_offset_cntl = 0; + + pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); + crtc_pitch = (((pitch_pixels * crtc->fb->bits_per_pixel) + + ((crtc->fb->bits_per_pixel * 8) - 1)) / + (crtc->fb->bits_per_pixel * 8)); + crtc_pitch |= crtc_pitch << 16; + + /* TODO tiling */ + if (0) { + if (ASIC_IS_R300(rdev)) + crtc_offset_cntl |= (R300_CRTC_X_Y_MODE_EN | + R300_CRTC_MICRO_TILE_BUFFER_DIS | + R300_CRTC_MACRO_TILE_EN); + else + crtc_offset_cntl |= RADEON_CRTC_TILE_EN; + } else { + if (ASIC_IS_R300(rdev)) + crtc_offset_cntl &= ~(R300_CRTC_X_Y_MODE_EN | + R300_CRTC_MICRO_TILE_BUFFER_DIS | + R300_CRTC_MACRO_TILE_EN); + else + crtc_offset_cntl &= ~RADEON_CRTC_TILE_EN; + } + + + /* TODO more tiling */ + if (0) { + if (ASIC_IS_R300(rdev)) { + crtc_tile_x0_y0 = x | (y << 16); + base &= ~0x7ff; + } else { + int byteshift = crtc->fb->bits_per_pixel >> 4; + int tile_addr = (((y >> 3) * crtc->fb->width + x) >> (8 - byteshift)) << 11; + base += tile_addr + ((x << byteshift) % 256) + ((y % 8) << 8); + crtc_offset_cntl |= (y % 16); + } + } else { + int offset = y * pitch_pixels + x; + switch (crtc->fb->bits_per_pixel) { + case 15: + case 16: + offset *= 2; + break; + case 24: + offset *= 3; + break; + case 32: + offset *= 4; + break; + default: + return false; + } + base += offset; + } + + base &= ~7; + + /* update sarea TODO */ + + crtc_offset = (u32)base; + + WREG32(RADEON_DISPLAY_BASE_ADDR + radeon_crtc->crtc_offset, rdev->mc.vram_location); + + if (ASIC_IS_R300(rdev)) { + if (radeon_crtc->crtc_id) + WREG32(R300_CRTC2_TILE_X0_Y0, crtc_tile_x0_y0); + else + WREG32(R300_CRTC_TILE_X0_Y0, crtc_tile_x0_y0); + } + WREG32(RADEON_CRTC_OFFSET_CNTL + radeon_crtc->crtc_offset, crtc_offset_cntl); + WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset); + WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch); + + if (old_fb && old_fb != crtc->fb) { + radeon_fb = to_radeon_framebuffer(old_fb); +// radeon_gem_object_unpin(radeon_fb->obj); + } + return 0; +} + +static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mode *mode) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + int format; + int hsync_start; + int hsync_wid; + int vsync_wid; + uint32_t crtc_h_total_disp; + uint32_t crtc_h_sync_strt_wid; + uint32_t crtc_v_total_disp; + uint32_t crtc_v_sync_strt_wid; + + DRM_DEBUG("\n"); + + switch (crtc->fb->bits_per_pixel) { + case 15: /* 555 */ + format = 3; + break; + case 16: /* 565 */ + format = 4; + break; + case 24: /* RGB */ + format = 5; + break; + case 32: /* xRGB */ + format = 6; + break; + default: + return false; + } + + crtc_h_total_disp = ((((mode->crtc_htotal / 8) - 1) & 0x3ff) + | ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16)); + + hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8; + if (!hsync_wid) + hsync_wid = 1; + hsync_start = mode->crtc_hsync_start - 8; + + crtc_h_sync_strt_wid = ((hsync_start & 0x1fff) + | ((hsync_wid & 0x3f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NHSYNC) + ? RADEON_CRTC_H_SYNC_POL + : 0)); + + /* This works for double scan mode. */ + crtc_v_total_disp = (((mode->crtc_vtotal - 1) & 0xffff) + | ((mode->crtc_vdisplay - 1) << 16)); + + vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start; + if (!vsync_wid) + vsync_wid = 1; + + crtc_v_sync_strt_wid = (((mode->crtc_vsync_start - 1) & 0xfff) + | ((vsync_wid & 0x1f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NVSYNC) + ? RADEON_CRTC_V_SYNC_POL + : 0)); + + /* TODO -> Dell Server */ + if (0) { + uint32_t disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); + uint32_t tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); + uint32_t dac2_cntl = RREG32(RADEON_DAC_CNTL2); + uint32_t crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); + + dac2_cntl &= ~RADEON_DAC2_DAC_CLK_SEL; + dac2_cntl |= RADEON_DAC2_DAC2_CLK_SEL; + + /* For CRT on DAC2, don't turn it on if BIOS didn't + enable it, even it's detected. + */ + disp_hw_debug |= RADEON_CRT2_DISP1_SEL; + tv_dac_cntl &= ~((1<<2) | (3<<8) | (7<<24) | (0xff<<16)); + tv_dac_cntl |= (0x03 | (2<<8) | (0x58<<16)); + + WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); + WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); + WREG32(RADEON_DAC_CNTL2, dac2_cntl); + WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); + } + + if (radeon_crtc->crtc_id) { + uint32_t crtc2_gen_cntl; + uint32_t disp2_merge_cntl; + + /* check to see if TV DAC is enabled for another crtc and keep it enabled */ + if (RREG32(RADEON_CRTC2_GEN_CNTL) & RADEON_CRTC2_CRT2_ON) + crtc2_gen_cntl = RADEON_CRTC2_CRT2_ON; + else + crtc2_gen_cntl = 0; + + crtc2_gen_cntl |= ((format << 8) + | RADEON_CRTC2_VSYNC_DIS + | RADEON_CRTC2_HSYNC_DIS + | RADEON_CRTC2_DISP_DIS + | RADEON_CRTC2_DISP_REQ_EN_B + | ((mode->flags & DRM_MODE_FLAG_DBLSCAN) + ? RADEON_CRTC2_DBL_SCAN_EN + : 0) + | ((mode->flags & DRM_MODE_FLAG_CSYNC) + ? RADEON_CRTC2_CSYNC_EN + : 0) + | ((mode->flags & DRM_MODE_FLAG_INTERLACE) + ? RADEON_CRTC2_INTERLACE_EN + : 0)); + + disp2_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL); + disp2_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN; + + WREG32(RADEON_DISP2_MERGE_CNTL, disp2_merge_cntl); + WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); + } else { + uint32_t crtc_gen_cntl; + uint32_t crtc_ext_cntl; + uint32_t disp_merge_cntl; + + crtc_gen_cntl = (RADEON_CRTC_EXT_DISP_EN + | (format << 8) + | RADEON_CRTC_DISP_REQ_EN_B + | ((mode->flags & DRM_MODE_FLAG_DBLSCAN) + ? RADEON_CRTC_DBL_SCAN_EN + : 0) + | ((mode->flags & DRM_MODE_FLAG_CSYNC) + ? RADEON_CRTC_CSYNC_EN + : 0) + | ((mode->flags & DRM_MODE_FLAG_INTERLACE) + ? RADEON_CRTC_INTERLACE_EN + : 0)); + + crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); + crtc_ext_cntl |= (RADEON_XCRT_CNT_EN | + RADEON_CRTC_VSYNC_DIS | + RADEON_CRTC_HSYNC_DIS | + RADEON_CRTC_DISPLAY_DIS); + + disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL); + disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN; + + WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl); + WREG32(RADEON_CRTC_GEN_CNTL, crtc_gen_cntl); + WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); + } + + WREG32(RADEON_CRTC_H_TOTAL_DISP + radeon_crtc->crtc_offset, crtc_h_total_disp); + WREG32(RADEON_CRTC_H_SYNC_STRT_WID + radeon_crtc->crtc_offset, crtc_h_sync_strt_wid); + WREG32(RADEON_CRTC_V_TOTAL_DISP + radeon_crtc->crtc_offset, crtc_v_total_disp); + WREG32(RADEON_CRTC_V_SYNC_STRT_WID + radeon_crtc->crtc_offset, crtc_v_sync_strt_wid); + + return true; +} + +static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) +{ + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_encoder *encoder; + uint32_t feedback_div = 0; + uint32_t frac_fb_div = 0; + uint32_t reference_div = 0; + uint32_t post_divider = 0; + uint32_t freq = 0; + uint8_t pll_gain; + int pll_flags = RADEON_PLL_LEGACY; + bool use_bios_divs = false; + /* PLL registers */ + uint32_t pll_ref_div = 0; + uint32_t pll_fb_post_div = 0; + uint32_t htotal_cntl = 0; + + struct radeon_pll *pll; + + struct { + int divider; + int bitvalue; + } *post_div, post_divs[] = { + /* From RAGE 128 VR/RAGE 128 GL Register + * Reference Manual (Technical Reference + * Manual P/N RRG-G04100-C Rev. 0.04), page + * 3-17 (PLL_DIV_[3:0]). + */ + { 1, 0 }, /* VCLK_SRC */ + { 2, 1 }, /* VCLK_SRC/2 */ + { 4, 2 }, /* VCLK_SRC/4 */ + { 8, 3 }, /* VCLK_SRC/8 */ + { 3, 4 }, /* VCLK_SRC/3 */ + { 16, 5 }, /* VCLK_SRC/16 */ + { 6, 6 }, /* VCLK_SRC/6 */ + { 12, 7 }, /* VCLK_SRC/12 */ + { 0, 0 } + }; + + if (radeon_crtc->crtc_id) + pll = &rdev->clock.p2pll; + else + pll = &rdev->clock.p1pll; + + if (mode->clock > 200000) /* range limits??? */ + pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; + else + pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + if (encoder->crtc == crtc) { + if (encoder->encoder_type != DRM_MODE_ENCODER_DAC) + pll_flags |= RADEON_PLL_NO_ODD_POST_DIV; + if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS) { + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct radeon_encoder_lvds *lvds = (struct radeon_encoder_lvds *)radeon_encoder->enc_priv; + if (lvds) { + if (lvds->use_bios_dividers) { + pll_ref_div = lvds->panel_ref_divider; + pll_fb_post_div = (lvds->panel_fb_divider | + (lvds->panel_post_divider << 16)); + htotal_cntl = 0; + use_bios_divs = true; + } + } + pll_flags |= RADEON_PLL_USE_REF_DIV; + } + } + } + + DRM_DEBUG("\n"); + + if (!use_bios_divs) { + radeon_compute_pll(pll, mode->clock, + &freq, &feedback_div, &frac_fb_div, + &reference_div, &post_divider, + pll_flags); + + for (post_div = &post_divs[0]; post_div->divider; ++post_div) { + if (post_div->divider == post_divider) + break; + } + + if (!post_div->divider) + post_div = &post_divs[0]; + + DRM_DEBUG("dc=%u, fd=%d, rd=%d, pd=%d\n", + (unsigned)freq, + feedback_div, + reference_div, + post_divider); + + pll_ref_div = reference_div; +#if defined(__powerpc__) && (0) /* TODO */ + /* apparently programming this otherwise causes a hang??? */ + if (info->MacModel == RADEON_MAC_IBOOK) + pll_fb_post_div = 0x000600ad; + else +#endif + pll_fb_post_div = (feedback_div | (post_div->bitvalue << 16)); + + htotal_cntl = mode->htotal & 0x7; + + } + + pll_gain = radeon_compute_pll_gain(pll->reference_freq, + pll_ref_div & 0x3ff, + pll_fb_post_div & 0x7ff); + + if (radeon_crtc->crtc_id) { + uint32_t pixclks_cntl = ((RREG32_PLL(RADEON_PIXCLKS_CNTL) & + ~(RADEON_PIX2CLK_SRC_SEL_MASK)) | + RADEON_PIX2CLK_SRC_SEL_P2PLLCLK); + + WREG32_PLL_P(RADEON_PIXCLKS_CNTL, + RADEON_PIX2CLK_SRC_SEL_CPUCLK, + ~(RADEON_PIX2CLK_SRC_SEL_MASK)); + + WREG32_PLL_P(RADEON_P2PLL_CNTL, + RADEON_P2PLL_RESET + | RADEON_P2PLL_ATOMIC_UPDATE_EN + | ((uint32_t)pll_gain << RADEON_P2PLL_PVG_SHIFT), + ~(RADEON_P2PLL_RESET + | RADEON_P2PLL_ATOMIC_UPDATE_EN + | RADEON_P2PLL_PVG_MASK)); + + WREG32_PLL_P(RADEON_P2PLL_REF_DIV, + pll_ref_div, + ~RADEON_P2PLL_REF_DIV_MASK); + + WREG32_PLL_P(RADEON_P2PLL_DIV_0, + pll_fb_post_div, + ~RADEON_P2PLL_FB0_DIV_MASK); + + WREG32_PLL_P(RADEON_P2PLL_DIV_0, + pll_fb_post_div, + ~RADEON_P2PLL_POST0_DIV_MASK); + + radeon_pll2_write_update(dev); + radeon_pll2_wait_for_read_update_complete(dev); + + WREG32_PLL(RADEON_HTOTAL2_CNTL, htotal_cntl); + + WREG32_PLL_P(RADEON_P2PLL_CNTL, + 0, + ~(RADEON_P2PLL_RESET + | RADEON_P2PLL_SLEEP + | RADEON_P2PLL_ATOMIC_UPDATE_EN)); + + DRM_DEBUG("Wrote2: 0x%08x 0x%08x 0x%08x (0x%08x)\n", + (unsigned)pll_ref_div, + (unsigned)pll_fb_post_div, + (unsigned)htotal_cntl, + RREG32_PLL(RADEON_P2PLL_CNTL)); + DRM_DEBUG("Wrote2: rd=%u, fd=%u, pd=%u\n", + (unsigned)pll_ref_div & RADEON_P2PLL_REF_DIV_MASK, + (unsigned)pll_fb_post_div & RADEON_P2PLL_FB0_DIV_MASK, + (unsigned)((pll_fb_post_div & + RADEON_P2PLL_POST0_DIV_MASK) >> 16)); + + mdelay(50); /* Let the clock to lock */ + + WREG32_PLL_P(RADEON_PIXCLKS_CNTL, + RADEON_PIX2CLK_SRC_SEL_P2PLLCLK, + ~(RADEON_PIX2CLK_SRC_SEL_MASK)); + + WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); + } else { + if (rdev->flags & RADEON_IS_MOBILITY) { + /* A temporal workaround for the occational blanking on certain laptop panels. + This appears to related to the PLL divider registers (fail to lock?). + It occurs even when all dividers are the same with their old settings. + In this case we really don't need to fiddle with PLL registers. + By doing this we can avoid the blanking problem with some panels. + */ + if ((pll_ref_div == (RREG32_PLL(RADEON_PPLL_REF_DIV) & RADEON_PPLL_REF_DIV_MASK)) && + (pll_fb_post_div == (RREG32_PLL(RADEON_PPLL_DIV_3) & + (RADEON_PPLL_POST3_DIV_MASK | RADEON_PPLL_FB3_DIV_MASK)))) { + WREG32_P(RADEON_CLOCK_CNTL_INDEX, + RADEON_PLL_DIV_SEL, + ~(RADEON_PLL_DIV_SEL)); + r100_pll_errata_after_index(rdev); + return; + } + } + + WREG32_PLL_P(RADEON_VCLK_ECP_CNTL, + RADEON_VCLK_SRC_SEL_CPUCLK, + ~(RADEON_VCLK_SRC_SEL_MASK)); + WREG32_PLL_P(RADEON_PPLL_CNTL, + RADEON_PPLL_RESET + | RADEON_PPLL_ATOMIC_UPDATE_EN + | RADEON_PPLL_VGA_ATOMIC_UPDATE_EN + | ((uint32_t)pll_gain << RADEON_PPLL_PVG_SHIFT), + ~(RADEON_PPLL_RESET + | RADEON_PPLL_ATOMIC_UPDATE_EN + | RADEON_PPLL_VGA_ATOMIC_UPDATE_EN + | RADEON_PPLL_PVG_MASK)); + + WREG32_P(RADEON_CLOCK_CNTL_INDEX, + RADEON_PLL_DIV_SEL, + ~(RADEON_PLL_DIV_SEL)); + r100_pll_errata_after_index(rdev); + + if (ASIC_IS_R300(rdev) || + (rdev->family == CHIP_RS300) || + (rdev->family == CHIP_RS400) || + (rdev->family == CHIP_RS480)) { + if (pll_ref_div & R300_PPLL_REF_DIV_ACC_MASK) { + /* When restoring console mode, use saved PPLL_REF_DIV + * setting. + */ + WREG32_PLL_P(RADEON_PPLL_REF_DIV, + pll_ref_div, + 0); + } else { + /* R300 uses ref_div_acc field as real ref divider */ + WREG32_PLL_P(RADEON_PPLL_REF_DIV, + (pll_ref_div << R300_PPLL_REF_DIV_ACC_SHIFT), + ~R300_PPLL_REF_DIV_ACC_MASK); + } + } else + WREG32_PLL_P(RADEON_PPLL_REF_DIV, + pll_ref_div, + ~RADEON_PPLL_REF_DIV_MASK); + + WREG32_PLL_P(RADEON_PPLL_DIV_3, + pll_fb_post_div, + ~RADEON_PPLL_FB3_DIV_MASK); + + WREG32_PLL_P(RADEON_PPLL_DIV_3, + pll_fb_post_div, + ~RADEON_PPLL_POST3_DIV_MASK); + + radeon_pll_write_update(dev); + radeon_pll_wait_for_read_update_complete(dev); + + WREG32_PLL(RADEON_HTOTAL_CNTL, htotal_cntl); + + WREG32_PLL_P(RADEON_PPLL_CNTL, + 0, + ~(RADEON_PPLL_RESET + | RADEON_PPLL_SLEEP + | RADEON_PPLL_ATOMIC_UPDATE_EN + | RADEON_PPLL_VGA_ATOMIC_UPDATE_EN)); + + DRM_DEBUG("Wrote: 0x%08x 0x%08x 0x%08x (0x%08x)\n", + pll_ref_div, + pll_fb_post_div, + (unsigned)htotal_cntl, + RREG32_PLL(RADEON_PPLL_CNTL)); + DRM_DEBUG("Wrote: rd=%d, fd=%d, pd=%d\n", + pll_ref_div & RADEON_PPLL_REF_DIV_MASK, + pll_fb_post_div & RADEON_PPLL_FB3_DIV_MASK, + (pll_fb_post_div & RADEON_PPLL_POST3_DIV_MASK) >> 16); + + mdelay(50); /* Let the clock to lock */ + + WREG32_PLL_P(RADEON_VCLK_ECP_CNTL, + RADEON_VCLK_SRC_SEL_PPLLCLK, + ~(RADEON_VCLK_SRC_SEL_MASK)); + + } +} + +static bool radeon_crtc_mode_fixup(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + return true; +} + +static int radeon_crtc_mode_set(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, + int x, int y, struct drm_framebuffer *old_fb) +{ + + DRM_DEBUG("\n"); + + /* TODO TV */ + + radeon_crtc_set_base(crtc, x, y, old_fb); + radeon_set_crtc_timing(crtc, adjusted_mode); + radeon_set_pll(crtc, adjusted_mode); + radeon_init_disp_bandwidth(crtc->dev); + + return 0; +} + +static void radeon_crtc_prepare(struct drm_crtc *crtc) +{ + radeon_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); +} + +static void radeon_crtc_commit(struct drm_crtc *crtc) +{ + radeon_crtc_dpms(crtc, DRM_MODE_DPMS_ON); +} + +static const struct drm_crtc_helper_funcs legacy_helper_funcs = { + .dpms = radeon_crtc_dpms, + .mode_fixup = radeon_crtc_mode_fixup, + .mode_set = radeon_crtc_mode_set, + .mode_set_base = radeon_crtc_set_base, + .prepare = radeon_crtc_prepare, + .commit = radeon_crtc_commit, +}; + + +void radeon_legacy_init_crtc(struct drm_device *dev, + struct radeon_crtc *radeon_crtc) +{ + if (radeon_crtc->crtc_id == 1) + radeon_crtc->crtc_offset = RADEON_CRTC2_H_TOTAL_DISP - RADEON_CRTC_H_TOTAL_DISP; + drm_crtc_helper_add(&radeon_crtc->base, &legacy_helper_funcs); +} + +void radeon_init_disp_bw_legacy(struct drm_device *dev, + struct drm_display_mode *mode1, + uint32_t pixel_bytes1, + struct drm_display_mode *mode2, + uint32_t pixel_bytes2) +{ + struct radeon_device *rdev = dev->dev_private; + fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff; + fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff; + fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff; + uint32_t temp, data, mem_trcd, mem_trp, mem_tras; + fixed20_12 memtcas_ff[8] = { + fixed_init(1), + fixed_init(2), + fixed_init(3), + fixed_init(0), + fixed_init_half(1), + fixed_init_half(2), + fixed_init(0), + }; + fixed20_12 memtcas_rs480_ff[8] = { + fixed_init(0), + fixed_init(1), + fixed_init(2), + fixed_init(3), + fixed_init(0), + fixed_init_half(1), + fixed_init_half(2), + fixed_init_half(3), + }; + fixed20_12 memtcas2_ff[8] = { + fixed_init(0), + fixed_init(1), + fixed_init(2), + fixed_init(3), + fixed_init(4), + fixed_init(5), + fixed_init(6), + fixed_init(7), + }; + fixed20_12 memtrbs[8] = { + fixed_init(1), + fixed_init_half(1), + fixed_init(2), + fixed_init_half(2), + fixed_init(3), + fixed_init_half(3), + fixed_init(4), + fixed_init_half(4) + }; + fixed20_12 memtrbs_r4xx[8] = { + fixed_init(4), + fixed_init(5), + fixed_init(6), + fixed_init(7), + fixed_init(8), + fixed_init(9), + fixed_init(10), + fixed_init(11) + }; + fixed20_12 min_mem_eff; + fixed20_12 mc_latency_sclk, mc_latency_mclk, k1; + fixed20_12 cur_latency_mclk, cur_latency_sclk; + fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate, + disp_drain_rate2, read_return_rate; + fixed20_12 time_disp1_drop_priority; + int c; + int cur_size = 16; /* in octawords */ + int critical_point = 0, critical_point2; +/* uint32_t read_return_rate, time_disp1_drop_priority; */ + int stop_req, max_stop_req; + + min_mem_eff.full = rfixed_const_8(0); + /* get modes */ + if ((rdev->disp_priority == 2) && ASIC_IS_R300(rdev)) { + uint32_t mc_init_misc_lat_timer = RREG32(R300_MC_INIT_MISC_LAT_TIMER); + mc_init_misc_lat_timer &= ~(R300_MC_DISP1R_INIT_LAT_MASK << R300_MC_DISP1R_INIT_LAT_SHIFT); + mc_init_misc_lat_timer &= ~(R300_MC_DISP0R_INIT_LAT_MASK << R300_MC_DISP0R_INIT_LAT_SHIFT); + /* check crtc enables */ + if (mode2) + mc_init_misc_lat_timer |= (1 << R300_MC_DISP1R_INIT_LAT_SHIFT); + if (mode1) + mc_init_misc_lat_timer |= (1 << R300_MC_DISP0R_INIT_LAT_SHIFT); + WREG32(R300_MC_INIT_MISC_LAT_TIMER, mc_init_misc_lat_timer); + } + + /* + * determine is there is enough bw for current mode + */ + mclk_ff.full = rfixed_const(rdev->clock.default_mclk); + temp_ff.full = rfixed_const(100); + mclk_ff.full = rfixed_div(mclk_ff, temp_ff); + sclk_ff.full = rfixed_const(rdev->clock.default_sclk); + sclk_ff.full = rfixed_div(sclk_ff, temp_ff); + + temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1); + temp_ff.full = rfixed_const(temp); + mem_bw.full = rfixed_mul(mclk_ff, temp_ff); + + pix_clk.full = 0; + pix_clk2.full = 0; + peak_disp_bw.full = 0; + if (mode1) { + temp_ff.full = rfixed_const(1000); + pix_clk.full = rfixed_const(mode1->clock); /* convert to fixed point */ + pix_clk.full = rfixed_div(pix_clk, temp_ff); + temp_ff.full = rfixed_const(pixel_bytes1); + peak_disp_bw.full += rfixed_mul(pix_clk, temp_ff); + } + if (mode2) { + temp_ff.full = rfixed_const(1000); + pix_clk2.full = rfixed_const(mode2->clock); /* convert to fixed point */ + pix_clk2.full = rfixed_div(pix_clk2, temp_ff); + temp_ff.full = rfixed_const(pixel_bytes2); + peak_disp_bw.full += rfixed_mul(pix_clk2, temp_ff); + } + + mem_bw.full = rfixed_mul(mem_bw, min_mem_eff); + if (peak_disp_bw.full >= mem_bw.full) { + DRM_ERROR("You may not have enough display bandwidth for current mode\n" + "If you have flickering problem, try to lower resolution, refresh rate, or color depth\n"); + } + + /* Get values from the EXT_MEM_CNTL register...converting its contents. */ + temp = RREG32(RADEON_MEM_TIMING_CNTL); + if ((rdev->family == CHIP_RV100) || (rdev->flags & RADEON_IS_IGP)) { /* RV100, M6, IGPs */ + mem_trcd = ((temp >> 2) & 0x3) + 1; + mem_trp = ((temp & 0x3)) + 1; + mem_tras = ((temp & 0x70) >> 4) + 1; + } else if (rdev->family == CHIP_R300 || + rdev->family == CHIP_R350) { /* r300, r350 */ + mem_trcd = (temp & 0x7) + 1; + mem_trp = ((temp >> 8) & 0x7) + 1; + mem_tras = ((temp >> 11) & 0xf) + 4; + } else if (rdev->family == CHIP_RV350 || + rdev->family <= CHIP_RV380) { + /* rv3x0 */ + mem_trcd = (temp & 0x7) + 3; + mem_trp = ((temp >> 8) & 0x7) + 3; + mem_tras = ((temp >> 11) & 0xf) + 6; + } else if (rdev->family == CHIP_R420 || + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) { + /* r4xx */ + mem_trcd = (temp & 0xf) + 3; + if (mem_trcd > 15) + mem_trcd = 15; + mem_trp = ((temp >> 8) & 0xf) + 3; + if (mem_trp > 15) + mem_trp = 15; + mem_tras = ((temp >> 12) & 0x1f) + 6; + if (mem_tras > 31) + mem_tras = 31; + } else { /* RV200, R200 */ + mem_trcd = (temp & 0x7) + 1; + mem_trp = ((temp >> 8) & 0x7) + 1; + mem_tras = ((temp >> 12) & 0xf) + 4; + } + /* convert to FF */ + trcd_ff.full = rfixed_const(mem_trcd); + trp_ff.full = rfixed_const(mem_trp); + tras_ff.full = rfixed_const(mem_tras); + + /* Get values from the MEM_SDRAM_MODE_REG register...converting its */ + temp = RREG32(RADEON_MEM_SDRAM_MODE_REG); + data = (temp & (7 << 20)) >> 20; + if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) { + if (rdev->family == CHIP_RS480) /* don't think rs400 */ + tcas_ff = memtcas_rs480_ff[data]; + else + tcas_ff = memtcas_ff[data]; + } else + tcas_ff = memtcas2_ff[data]; + + if (rdev->family == CHIP_RS400 || + rdev->family == CHIP_RS480) { + /* extra cas latency stored in bits 23-25 0-4 clocks */ + data = (temp >> 23) & 0x7; + if (data < 5) + tcas_ff.full += rfixed_const(data); + } + + if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) { + /* on the R300, Tcas is included in Trbs. + */ + temp = RREG32(RADEON_MEM_CNTL); + data = (R300_MEM_NUM_CHANNELS_MASK & temp); + if (data == 1) { + if (R300_MEM_USE_CD_CH_ONLY & temp) { + temp = RREG32(R300_MC_IND_INDEX); + temp &= ~R300_MC_IND_ADDR_MASK; + temp |= R300_MC_READ_CNTL_CD_mcind; + WREG32(R300_MC_IND_INDEX, temp); + temp = RREG32(R300_MC_IND_DATA); + data = (R300_MEM_RBS_POSITION_C_MASK & temp); + } else { + temp = RREG32(R300_MC_READ_CNTL_AB); + data = (R300_MEM_RBS_POSITION_A_MASK & temp); + } + } else { + temp = RREG32(R300_MC_READ_CNTL_AB); + data = (R300_MEM_RBS_POSITION_A_MASK & temp); + } + if (rdev->family == CHIP_RV410 || + rdev->family == CHIP_R420 || + rdev->family == CHIP_R423) + trbs_ff = memtrbs_r4xx[data]; + else + trbs_ff = memtrbs[data]; + tcas_ff.full += trbs_ff.full; + } + + sclk_eff_ff.full = sclk_ff.full; + +// if (rdev->flags & RADEON_IS_AGP) { +// fixed20_12 agpmode_ff; +// agpmode_ff.full = rfixed_const(radeon_agpmode); +// temp_ff.full = rfixed_const_666(16); +// sclk_eff_ff.full -= rfixed_mul(agpmode_ff, temp_ff); +// } + /* TODO PCIE lanes may affect this - agpmode == 16?? */ + + if (ASIC_IS_R300(rdev)) { + sclk_delay_ff.full = rfixed_const(250); + } else { + if ((rdev->family == CHIP_RV100) || + rdev->flags & RADEON_IS_IGP) { + if (rdev->mc.vram_is_ddr) + sclk_delay_ff.full = rfixed_const(41); + else + sclk_delay_ff.full = rfixed_const(33); + } else { + if (rdev->mc.vram_width == 128) + sclk_delay_ff.full = rfixed_const(57); + else + sclk_delay_ff.full = rfixed_const(41); + } + } + + mc_latency_sclk.full = rfixed_div(sclk_delay_ff, sclk_eff_ff); + + if (rdev->mc.vram_is_ddr) { + if (rdev->mc.vram_width == 32) { + k1.full = rfixed_const(40); + c = 3; + } else { + k1.full = rfixed_const(20); + c = 1; + } + } else { + k1.full = rfixed_const(40); + c = 3; + } + + temp_ff.full = rfixed_const(2); + mc_latency_mclk.full = rfixed_mul(trcd_ff, temp_ff); + temp_ff.full = rfixed_const(c); + mc_latency_mclk.full += rfixed_mul(tcas_ff, temp_ff); + temp_ff.full = rfixed_const(4); + mc_latency_mclk.full += rfixed_mul(tras_ff, temp_ff); + mc_latency_mclk.full += rfixed_mul(trp_ff, temp_ff); + mc_latency_mclk.full += k1.full; + + mc_latency_mclk.full = rfixed_div(mc_latency_mclk, mclk_ff); + mc_latency_mclk.full += rfixed_div(temp_ff, sclk_eff_ff); + + /* + HW cursor time assuming worst case of full size colour cursor. + */ + temp_ff.full = rfixed_const((2 * (cur_size - (rdev->mc.vram_is_ddr + 1)))); + temp_ff.full += trcd_ff.full; + if (temp_ff.full < tras_ff.full) + temp_ff.full = tras_ff.full; + cur_latency_mclk.full = rfixed_div(temp_ff, mclk_ff); + + temp_ff.full = rfixed_const(cur_size); + cur_latency_sclk.full = rfixed_div(temp_ff, sclk_eff_ff); + /* + Find the total latency for the display data. + */ + disp_latency_overhead.full = rfixed_const(80); + disp_latency_overhead.full = rfixed_div(disp_latency_overhead, sclk_ff); + mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full; + mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full; + + if (mc_latency_mclk.full > mc_latency_sclk.full) + disp_latency.full = mc_latency_mclk.full; + else + disp_latency.full = mc_latency_sclk.full; + + /* setup Max GRPH_STOP_REQ default value */ + if (ASIC_IS_RV100(rdev)) + max_stop_req = 0x5c; + else + max_stop_req = 0x7c; + + if (mode1) { + /* CRTC1 + Set GRPH_BUFFER_CNTL register using h/w defined optimal values. + GRPH_STOP_REQ <= MIN[ 0x7C, (CRTC_H_DISP + 1) * (bit depth) / 0x10 ] + */ + stop_req = mode1->hdisplay * pixel_bytes1 / 16; + + if (stop_req > max_stop_req) + stop_req = max_stop_req; + + /* + Find the drain rate of the display buffer. + */ + temp_ff.full = rfixed_const((16/pixel_bytes1)); + disp_drain_rate.full = rfixed_div(pix_clk, temp_ff); + + /* + Find the critical point of the display buffer. + */ + crit_point_ff.full = rfixed_mul(disp_drain_rate, disp_latency); + crit_point_ff.full += rfixed_const_half(0); + + critical_point = rfixed_trunc(crit_point_ff); + + if (rdev->disp_priority == 2) { + critical_point = 0; + } + + /* + The critical point should never be above max_stop_req-4. Setting + GRPH_CRITICAL_CNTL = 0 will thus force high priority all the time. + */ + if (max_stop_req - critical_point < 4) + critical_point = 0; + + if (critical_point == 0 && mode2 && rdev->family == CHIP_R300) { + /* some R300 cards have problem with this set to 0, when CRTC2 is enabled.*/ + critical_point = 0x10; + } + + temp = RREG32(RADEON_GRPH_BUFFER_CNTL); + temp &= ~(RADEON_GRPH_STOP_REQ_MASK); + temp |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); + temp &= ~(RADEON_GRPH_START_REQ_MASK); + if ((rdev->family == CHIP_R350) && + (stop_req > 0x15)) { + stop_req -= 0x10; + } + temp |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); + temp |= RADEON_GRPH_BUFFER_SIZE; + temp &= ~(RADEON_GRPH_CRITICAL_CNTL | + RADEON_GRPH_CRITICAL_AT_SOF | + RADEON_GRPH_STOP_CNTL); + /* + Write the result into the register. + */ + WREG32(RADEON_GRPH_BUFFER_CNTL, ((temp & ~RADEON_GRPH_CRITICAL_POINT_MASK) | + (critical_point << RADEON_GRPH_CRITICAL_POINT_SHIFT))); + +#if 0 + if ((rdev->family == CHIP_RS400) || + (rdev->family == CHIP_RS480)) { + /* attempt to program RS400 disp regs correctly ??? */ + temp = RREG32(RS400_DISP1_REG_CNTL); + temp &= ~(RS400_DISP1_START_REQ_LEVEL_MASK | + RS400_DISP1_STOP_REQ_LEVEL_MASK); + WREG32(RS400_DISP1_REQ_CNTL1, (temp | + (critical_point << RS400_DISP1_START_REQ_LEVEL_SHIFT) | + (critical_point << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); + temp = RREG32(RS400_DMIF_MEM_CNTL1); + temp &= ~(RS400_DISP1_CRITICAL_POINT_START_MASK | + RS400_DISP1_CRITICAL_POINT_STOP_MASK); + WREG32(RS400_DMIF_MEM_CNTL1, (temp | + (critical_point << RS400_DISP1_CRITICAL_POINT_START_SHIFT) | + (critical_point << RS400_DISP1_CRITICAL_POINT_STOP_SHIFT))); + } +#endif + + DRM_DEBUG("GRPH_BUFFER_CNTL from to %x\n", + /* (unsigned int)info->SavedReg->grph_buffer_cntl, */ + (unsigned int)RREG32(RADEON_GRPH_BUFFER_CNTL)); + } + + if (mode2) { + u32 grph2_cntl; + stop_req = mode2->hdisplay * pixel_bytes2 / 16; + + if (stop_req > max_stop_req) + stop_req = max_stop_req; + + /* + Find the drain rate of the display buffer. + */ + temp_ff.full = rfixed_const((16/pixel_bytes2)); + disp_drain_rate2.full = rfixed_div(pix_clk2, temp_ff); + + grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL); + grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK); + grph2_cntl |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT); + grph2_cntl &= ~(RADEON_GRPH_START_REQ_MASK); + if ((rdev->family == CHIP_R350) && + (stop_req > 0x15)) { + stop_req -= 0x10; + } + grph2_cntl |= (stop_req << RADEON_GRPH_START_REQ_SHIFT); + grph2_cntl |= RADEON_GRPH_BUFFER_SIZE; + grph2_cntl &= ~(RADEON_GRPH_CRITICAL_CNTL | + RADEON_GRPH_CRITICAL_AT_SOF | + RADEON_GRPH_STOP_CNTL); + + if ((rdev->family == CHIP_RS100) || + (rdev->family == CHIP_RS200)) + critical_point2 = 0; + else { + temp = (rdev->mc.vram_width * rdev->mc.vram_is_ddr + 1)/128; + temp_ff.full = rfixed_const(temp); + temp_ff.full = rfixed_mul(mclk_ff, temp_ff); + if (sclk_ff.full < temp_ff.full) + temp_ff.full = sclk_ff.full; + + read_return_rate.full = temp_ff.full; + + if (mode1) { + temp_ff.full = read_return_rate.full - disp_drain_rate.full; + time_disp1_drop_priority.full = rfixed_div(crit_point_ff, temp_ff); + } else { + time_disp1_drop_priority.full = 0; + } + crit_point_ff.full = disp_latency.full + time_disp1_drop_priority.full + disp_latency.full; + crit_point_ff.full = rfixed_mul(crit_point_ff, disp_drain_rate2); + crit_point_ff.full += rfixed_const_half(0); + + critical_point2 = rfixed_trunc(crit_point_ff); + + if (rdev->disp_priority == 2) { + critical_point2 = 0; + } + + if (max_stop_req - critical_point2 < 4) + critical_point2 = 0; + + } + + if (critical_point2 == 0 && rdev->family == CHIP_R300) { + /* some R300 cards have problem with this set to 0 */ + critical_point2 = 0x10; + } + + WREG32(RADEON_GRPH2_BUFFER_CNTL, ((grph2_cntl & ~RADEON_GRPH_CRITICAL_POINT_MASK) | + (critical_point2 << RADEON_GRPH_CRITICAL_POINT_SHIFT))); + + if ((rdev->family == CHIP_RS400) || + (rdev->family == CHIP_RS480)) { +#if 0 + /* attempt to program RS400 disp2 regs correctly ??? */ + temp = RREG32(RS400_DISP2_REQ_CNTL1); + temp &= ~(RS400_DISP2_START_REQ_LEVEL_MASK | + RS400_DISP2_STOP_REQ_LEVEL_MASK); + WREG32(RS400_DISP2_REQ_CNTL1, (temp | + (critical_point2 << RS400_DISP1_START_REQ_LEVEL_SHIFT) | + (critical_point2 << RS400_DISP1_STOP_REQ_LEVEL_SHIFT))); + temp = RREG32(RS400_DISP2_REQ_CNTL2); + temp &= ~(RS400_DISP2_CRITICAL_POINT_START_MASK | + RS400_DISP2_CRITICAL_POINT_STOP_MASK); + WREG32(RS400_DISP2_REQ_CNTL2, (temp | + (critical_point2 << RS400_DISP2_CRITICAL_POINT_START_SHIFT) | + (critical_point2 << RS400_DISP2_CRITICAL_POINT_STOP_SHIFT))); +#endif + WREG32(RS400_DISP2_REQ_CNTL1, 0x105DC1CC); + WREG32(RS400_DISP2_REQ_CNTL2, 0x2749D000); + WREG32(RS400_DMIF_MEM_CNTL1, 0x29CA71DC); + WREG32(RS400_DISP1_REQ_CNTL1, 0x28FBC3AC); + } + + DRM_DEBUG("GRPH2_BUFFER_CNTL from to %x\n", + (unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL)); + } +} diff --git a/drivers/video/drm/radeon/radeon_legacy_encoders.c b/drivers/video/drm/radeon/radeon_legacy_encoders.c new file mode 100644 index 0000000000..cd3d29e07e --- /dev/null +++ b/drivers/video/drm/radeon/radeon_legacy_encoders.c @@ -0,0 +1,1288 @@ +/* + * Copyright 2007-8 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Dave Airlie + * Alex Deucher + */ +#include "drmP.h" +#include "drm_crtc_helper.h" +#include "radeon_drm.h" +#include "radeon.h" +#include "atom.h" + + +static void radeon_legacy_rmx_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + int xres = mode->hdisplay; + int yres = mode->vdisplay; + bool hscale = true, vscale = true; + int hsync_wid; + int vsync_wid; + int hsync_start; + uint32_t scale, inc; + uint32_t fp_horz_stretch, fp_vert_stretch, crtc_more_cntl, fp_horz_vert_active; + uint32_t fp_h_sync_strt_wid, fp_v_sync_strt_wid, fp_crtc_h_total_disp, fp_crtc_v_total_disp; + struct radeon_native_mode *native_mode = &radeon_encoder->native_mode; + + DRM_DEBUG("\n"); + + fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH) & + (RADEON_VERT_STRETCH_RESERVED | + RADEON_VERT_AUTO_RATIO_INC); + fp_horz_stretch = RREG32(RADEON_FP_HORZ_STRETCH) & + (RADEON_HORZ_FP_LOOP_STRETCH | + RADEON_HORZ_AUTO_RATIO_INC); + + crtc_more_cntl = 0; + if ((rdev->family == CHIP_RS100) || + (rdev->family == CHIP_RS200)) { + /* This is to workaround the asic bug for RMX, some versions + of BIOS dosen't have this register initialized correctly. */ + crtc_more_cntl |= RADEON_CRTC_H_CUTOFF_ACTIVE_EN; + } + + + fp_crtc_h_total_disp = ((((mode->crtc_htotal / 8) - 1) & 0x3ff) + | ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16)); + + hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8; + if (!hsync_wid) + hsync_wid = 1; + hsync_start = mode->crtc_hsync_start - 8; + + fp_h_sync_strt_wid = ((hsync_start & 0x1fff) + | ((hsync_wid & 0x3f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NHSYNC) + ? RADEON_CRTC_H_SYNC_POL + : 0)); + + fp_crtc_v_total_disp = (((mode->crtc_vtotal - 1) & 0xffff) + | ((mode->crtc_vdisplay - 1) << 16)); + + vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start; + if (!vsync_wid) + vsync_wid = 1; + + fp_v_sync_strt_wid = (((mode->crtc_vsync_start - 1) & 0xfff) + | ((vsync_wid & 0x1f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NVSYNC) + ? RADEON_CRTC_V_SYNC_POL + : 0)); + + fp_horz_vert_active = 0; + + if (native_mode->panel_xres == 0 || + native_mode->panel_yres == 0) { + hscale = false; + vscale = false; + } else { + if (xres > native_mode->panel_xres) + xres = native_mode->panel_xres; + if (yres > native_mode->panel_yres) + yres = native_mode->panel_yres; + + if (xres == native_mode->panel_xres) + hscale = false; + if (yres == native_mode->panel_yres) + vscale = false; + } + + if (radeon_encoder->flags & RADEON_USE_RMX) { + if (radeon_encoder->rmx_type != RMX_CENTER) { + if (!hscale) + fp_horz_stretch |= ((xres/8-1) << 16); + else { + inc = (fp_horz_stretch & RADEON_HORZ_AUTO_RATIO_INC) ? 1 : 0; + scale = ((xres + inc) * RADEON_HORZ_STRETCH_RATIO_MAX) + / native_mode->panel_xres + 1; + fp_horz_stretch |= (((scale) & RADEON_HORZ_STRETCH_RATIO_MASK) | + RADEON_HORZ_STRETCH_BLEND | + RADEON_HORZ_STRETCH_ENABLE | + ((native_mode->panel_xres/8-1) << 16)); + } + + if (!vscale) + fp_vert_stretch |= ((yres-1) << 12); + else { + inc = (fp_vert_stretch & RADEON_VERT_AUTO_RATIO_INC) ? 1 : 0; + scale = ((yres + inc) * RADEON_VERT_STRETCH_RATIO_MAX) + / native_mode->panel_yres + 1; + fp_vert_stretch |= (((scale) & RADEON_VERT_STRETCH_RATIO_MASK) | + RADEON_VERT_STRETCH_ENABLE | + RADEON_VERT_STRETCH_BLEND | + ((native_mode->panel_yres-1) << 12)); + } + } else if (radeon_encoder->rmx_type == RMX_CENTER) { + int blank_width; + + fp_horz_stretch |= ((xres/8-1) << 16); + fp_vert_stretch |= ((yres-1) << 12); + + crtc_more_cntl |= (RADEON_CRTC_AUTO_HORZ_CENTER_EN | + RADEON_CRTC_AUTO_VERT_CENTER_EN); + + blank_width = (mode->crtc_hblank_end - mode->crtc_hblank_start) / 8; + if (blank_width > 110) + blank_width = 110; + + fp_crtc_h_total_disp = (((blank_width) & 0x3ff) + | ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16)); + + hsync_wid = (mode->crtc_hsync_end - mode->crtc_hsync_start) / 8; + if (!hsync_wid) + hsync_wid = 1; + + fp_h_sync_strt_wid = ((((mode->crtc_hsync_start - mode->crtc_hblank_start) / 8) & 0x1fff) + | ((hsync_wid & 0x3f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NHSYNC) + ? RADEON_CRTC_H_SYNC_POL + : 0)); + + fp_crtc_v_total_disp = (((mode->crtc_vblank_end - mode->crtc_vblank_start) & 0xffff) + | ((mode->crtc_vdisplay - 1) << 16)); + + vsync_wid = mode->crtc_vsync_end - mode->crtc_vsync_start; + if (!vsync_wid) + vsync_wid = 1; + + fp_v_sync_strt_wid = ((((mode->crtc_vsync_start - mode->crtc_vblank_start) & 0xfff) + | ((vsync_wid & 0x1f) << 16) + | ((mode->flags & DRM_MODE_FLAG_NVSYNC) + ? RADEON_CRTC_V_SYNC_POL + : 0))); + + fp_horz_vert_active = (((native_mode->panel_yres) & 0xfff) | + (((native_mode->panel_xres / 8) & 0x1ff) << 16)); + } + } else { + fp_horz_stretch |= ((xres/8-1) << 16); + fp_vert_stretch |= ((yres-1) << 12); + } + + WREG32(RADEON_FP_HORZ_STRETCH, fp_horz_stretch); + WREG32(RADEON_FP_VERT_STRETCH, fp_vert_stretch); + WREG32(RADEON_CRTC_MORE_CNTL, crtc_more_cntl); + WREG32(RADEON_FP_HORZ_VERT_ACTIVE, fp_horz_vert_active); + WREG32(RADEON_FP_H_SYNC_STRT_WID, fp_h_sync_strt_wid); + WREG32(RADEON_FP_V_SYNC_STRT_WID, fp_v_sync_strt_wid); + WREG32(RADEON_FP_CRTC_H_TOTAL_DISP, fp_crtc_h_total_disp); + WREG32(RADEON_FP_CRTC_V_TOTAL_DISP, fp_crtc_v_total_disp); + +} + +static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t lvds_gen_cntl, lvds_pll_cntl, pixclks_cntl, disp_pwr_man; + int panel_pwr_delay = 2000; + DRM_DEBUG("\n"); + + if (radeon_encoder->enc_priv) { + if (rdev->is_atom_bios) { + struct radeon_encoder_atom_dig *lvds = radeon_encoder->enc_priv; + panel_pwr_delay = lvds->panel_pwr_delay; + } else { + struct radeon_encoder_lvds *lvds = radeon_encoder->enc_priv; + panel_pwr_delay = lvds->panel_pwr_delay; + } + } + + switch (mode) { + case DRM_MODE_DPMS_ON: + disp_pwr_man = RREG32(RADEON_DISP_PWR_MAN); + disp_pwr_man |= RADEON_AUTO_PWRUP_EN; + WREG32(RADEON_DISP_PWR_MAN, disp_pwr_man); + lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); + lvds_pll_cntl |= RADEON_LVDS_PLL_EN; + WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); + udelay(1000); + + lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); + lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET; + WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); + + lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); + lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | RADEON_LVDS_DIGON | RADEON_LVDS_BLON); + lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS); + udelay(panel_pwr_delay * 1000); + WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL); + WREG32_PLL_P(RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb); + lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); + lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS; + lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON); + udelay(panel_pwr_delay * 1000); + WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); + WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); + break; + } + + if (rdev->is_atom_bios) + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); + else + radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); +} + +static void radeon_legacy_lvds_prepare(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); + radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_OFF); +} + +static void radeon_legacy_lvds_commit(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + radeon_legacy_lvds_dpms(encoder, DRM_MODE_DPMS_ON); + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, false); + else + radeon_combios_output_lock(encoder, false); +} + +static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t lvds_pll_cntl, lvds_gen_cntl, lvds_ss_gen_cntl; + + DRM_DEBUG("\n"); + + if (radeon_crtc->crtc_id == 0) + radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode); + + lvds_pll_cntl = RREG32(RADEON_LVDS_PLL_CNTL); + lvds_pll_cntl &= ~RADEON_LVDS_PLL_EN; + + lvds_ss_gen_cntl = RREG32(RADEON_LVDS_SS_GEN_CNTL); + if ((!rdev->is_atom_bios)) { + struct radeon_encoder_lvds *lvds = (struct radeon_encoder_lvds *)radeon_encoder->enc_priv; + if (lvds) { + DRM_DEBUG("bios LVDS_GEN_CNTL: 0x%x\n", lvds->lvds_gen_cntl); + lvds_gen_cntl = lvds->lvds_gen_cntl; + lvds_ss_gen_cntl &= ~((0xf << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | + (0xf << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); + lvds_ss_gen_cntl |= ((lvds->panel_digon_delay << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | + (lvds->panel_blon_delay << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); + } else + lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); + } else + lvds_gen_cntl = RREG32(RADEON_LVDS_GEN_CNTL); + lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS; + lvds_gen_cntl &= ~(RADEON_LVDS_ON | + RADEON_LVDS_BLON | + RADEON_LVDS_EN | + RADEON_LVDS_RST_FM); + + if (ASIC_IS_R300(rdev)) + lvds_pll_cntl &= ~(R300_LVDS_SRC_SEL_MASK); + + if (radeon_crtc->crtc_id == 0) { + if (ASIC_IS_R300(rdev)) { + if (radeon_encoder->flags & RADEON_USE_RMX) + lvds_pll_cntl |= R300_LVDS_SRC_SEL_RMX; + } else + lvds_gen_cntl &= ~RADEON_LVDS_SEL_CRTC2; + } else { + if (ASIC_IS_R300(rdev)) + lvds_pll_cntl |= R300_LVDS_SRC_SEL_CRTC2; + else + lvds_gen_cntl |= RADEON_LVDS_SEL_CRTC2; + } + + WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); + WREG32(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); + WREG32(RADEON_LVDS_SS_GEN_CNTL, lvds_ss_gen_cntl); + + if (rdev->family == CHIP_RV410) + WREG32(RADEON_CLOCK_CNTL_INDEX, 0); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + else + radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); +} + +static bool radeon_legacy_lvds_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + + drm_mode_set_crtcinfo(adjusted_mode, 0); + + radeon_encoder->flags &= ~RADEON_USE_RMX; + + if (radeon_encoder->rmx_type != RMX_OFF) + radeon_rmx_mode_fixup(encoder, mode, adjusted_mode); + + return true; +} + +static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = { + .dpms = radeon_legacy_lvds_dpms, + .mode_fixup = radeon_legacy_lvds_mode_fixup, + .prepare = radeon_legacy_lvds_prepare, + .mode_set = radeon_legacy_lvds_mode_set, + .commit = radeon_legacy_lvds_commit, +}; + + +static const struct drm_encoder_funcs radeon_legacy_lvds_enc_funcs = { + .destroy = radeon_enc_destroy, +}; + +static bool radeon_legacy_primary_dac_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + + drm_mode_set_crtcinfo(adjusted_mode, 0); + + return true; +} + +static void radeon_legacy_primary_dac_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); + uint32_t dac_cntl = RREG32(RADEON_DAC_CNTL); + uint32_t dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); + + DRM_DEBUG("\n"); + + switch (mode) { + case DRM_MODE_DPMS_ON: + crtc_ext_cntl |= RADEON_CRTC_CRT_ON; + dac_cntl &= ~RADEON_DAC_PDWN; + dac_macro_cntl &= ~(RADEON_DAC_PDWN_R | + RADEON_DAC_PDWN_G | + RADEON_DAC_PDWN_B); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON; + dac_cntl |= RADEON_DAC_PDWN; + dac_macro_cntl |= (RADEON_DAC_PDWN_R | + RADEON_DAC_PDWN_G | + RADEON_DAC_PDWN_B); + break; + } + + WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); + WREG32(RADEON_DAC_CNTL, dac_cntl); + WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); + else + radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); +} + +static void radeon_legacy_primary_dac_prepare(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); + radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_OFF); +} + +static void radeon_legacy_primary_dac_commit(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + radeon_legacy_primary_dac_dpms(encoder, DRM_MODE_DPMS_ON); + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, false); + else + radeon_combios_output_lock(encoder, false); +} + +static void radeon_legacy_primary_dac_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t disp_output_cntl, dac_cntl, dac2_cntl, dac_macro_cntl; + + DRM_DEBUG("\n"); + + if (radeon_crtc->crtc_id == 0) + radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode); + + if (radeon_crtc->crtc_id == 0) { + if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) { + disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) & + ~(RADEON_DISP_DAC_SOURCE_MASK); + WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); + } else { + dac2_cntl = RREG32(RADEON_DAC_CNTL2) & ~(RADEON_DAC2_DAC_CLK_SEL); + WREG32(RADEON_DAC_CNTL2, dac2_cntl); + } + } else { + if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev)) { + disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL) & + ~(RADEON_DISP_DAC_SOURCE_MASK); + disp_output_cntl |= RADEON_DISP_DAC_SOURCE_CRTC2; + WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); + } else { + dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC_CLK_SEL; + WREG32(RADEON_DAC_CNTL2, dac2_cntl); + } + } + + dac_cntl = (RADEON_DAC_MASK_ALL | + RADEON_DAC_VGA_ADR_EN | + /* TODO 6-bits */ + RADEON_DAC_8BIT_EN); + + WREG32_P(RADEON_DAC_CNTL, + dac_cntl, + RADEON_DAC_RANGE_CNTL | + RADEON_DAC_BLANKING); + + if (radeon_encoder->enc_priv) { + struct radeon_encoder_primary_dac *p_dac = (struct radeon_encoder_primary_dac *)radeon_encoder->enc_priv; + dac_macro_cntl = p_dac->ps2_pdac_adj; + } else + dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); + dac_macro_cntl |= RADEON_DAC_PDWN_R | RADEON_DAC_PDWN_G | RADEON_DAC_PDWN_B; + WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + else + radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); +} + +static enum drm_connector_status radeon_legacy_primary_dac_detect(struct drm_encoder *encoder, + struct drm_connector *connector) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t vclk_ecp_cntl, crtc_ext_cntl; + uint32_t dac_ext_cntl, dac_cntl, dac_macro_cntl, tmp; + enum drm_connector_status found = connector_status_disconnected; + bool color = true; + + /* save the regs we need */ + vclk_ecp_cntl = RREG32_PLL(RADEON_VCLK_ECP_CNTL); + crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); + dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL); + dac_cntl = RREG32(RADEON_DAC_CNTL); + dac_macro_cntl = RREG32(RADEON_DAC_MACRO_CNTL); + + tmp = vclk_ecp_cntl & + ~(RADEON_PIXCLK_ALWAYS_ONb | RADEON_PIXCLK_DAC_ALWAYS_ONb); + WREG32_PLL(RADEON_VCLK_ECP_CNTL, tmp); + + tmp = crtc_ext_cntl | RADEON_CRTC_CRT_ON; + WREG32(RADEON_CRTC_EXT_CNTL, tmp); + + tmp = RADEON_DAC_FORCE_BLANK_OFF_EN | + RADEON_DAC_FORCE_DATA_EN; + + if (color) + tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB; + else + tmp |= RADEON_DAC_FORCE_DATA_SEL_G; + + if (ASIC_IS_R300(rdev)) + tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT); + else + tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT); + + WREG32(RADEON_DAC_EXT_CNTL, tmp); + + tmp = dac_cntl & ~(RADEON_DAC_RANGE_CNTL_MASK | RADEON_DAC_PDWN); + tmp |= RADEON_DAC_RANGE_CNTL_PS2 | RADEON_DAC_CMP_EN; + WREG32(RADEON_DAC_CNTL, tmp); + + tmp &= ~(RADEON_DAC_PDWN_R | + RADEON_DAC_PDWN_G | + RADEON_DAC_PDWN_B); + + WREG32(RADEON_DAC_MACRO_CNTL, tmp); + + udelay(2000); + + if (RREG32(RADEON_DAC_CNTL) & RADEON_DAC_CMP_OUTPUT) + found = connector_status_connected; + + /* restore the regs we used */ + WREG32(RADEON_DAC_CNTL, dac_cntl); + WREG32(RADEON_DAC_MACRO_CNTL, dac_macro_cntl); + WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl); + WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl); + WREG32_PLL(RADEON_VCLK_ECP_CNTL, vclk_ecp_cntl); + + return found; +} + +static const struct drm_encoder_helper_funcs radeon_legacy_primary_dac_helper_funcs = { + .dpms = radeon_legacy_primary_dac_dpms, + .mode_fixup = radeon_legacy_primary_dac_mode_fixup, + .prepare = radeon_legacy_primary_dac_prepare, + .mode_set = radeon_legacy_primary_dac_mode_set, + .commit = radeon_legacy_primary_dac_commit, + .detect = radeon_legacy_primary_dac_detect, +}; + + +static const struct drm_encoder_funcs radeon_legacy_primary_dac_enc_funcs = { + .destroy = radeon_enc_destroy, +}; + +static bool radeon_legacy_tmds_int_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + + drm_mode_set_crtcinfo(adjusted_mode, 0); + + return true; +} + +static void radeon_legacy_tmds_int_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t fp_gen_cntl = RREG32(RADEON_FP_GEN_CNTL); + DRM_DEBUG("\n"); + + switch (mode) { + case DRM_MODE_DPMS_ON: + fp_gen_cntl |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN); + break; + } + + WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); + else + radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); +} + +static void radeon_legacy_tmds_int_prepare(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); + radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_OFF); +} + +static void radeon_legacy_tmds_int_commit(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + radeon_legacy_tmds_int_dpms(encoder, DRM_MODE_DPMS_ON); + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); +} + +static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t tmp, tmds_pll_cntl, tmds_transmitter_cntl, fp_gen_cntl; + int i; + + DRM_DEBUG("\n"); + + if (radeon_crtc->crtc_id == 0) + radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode); + + tmp = tmds_pll_cntl = RREG32(RADEON_TMDS_PLL_CNTL); + tmp &= 0xfffff; + if (rdev->family == CHIP_RV280) { + /* bit 22 of TMDS_PLL_CNTL is read-back inverted */ + tmp ^= (1 << 22); + tmds_pll_cntl ^= (1 << 22); + } + + if (radeon_encoder->enc_priv) { + struct radeon_encoder_int_tmds *tmds = (struct radeon_encoder_int_tmds *)radeon_encoder->enc_priv; + + for (i = 0; i < 4; i++) { + if (tmds->tmds_pll[i].freq == 0) + break; + if ((uint32_t)(mode->clock / 10) < tmds->tmds_pll[i].freq) { + tmp = tmds->tmds_pll[i].value ; + break; + } + } + } + + if (ASIC_IS_R300(rdev) || (rdev->family == CHIP_RV280)) { + if (tmp & 0xfff00000) + tmds_pll_cntl = tmp; + else { + tmds_pll_cntl &= 0xfff00000; + tmds_pll_cntl |= tmp; + } + } else + tmds_pll_cntl = tmp; + + tmds_transmitter_cntl = RREG32(RADEON_TMDS_TRANSMITTER_CNTL) & + ~(RADEON_TMDS_TRANSMITTER_PLLRST); + + if (rdev->family == CHIP_R200 || + rdev->family == CHIP_R100 || + ASIC_IS_R300(rdev)) + tmds_transmitter_cntl &= ~(RADEON_TMDS_TRANSMITTER_PLLEN); + else /* RV chips got this bit reversed */ + tmds_transmitter_cntl |= RADEON_TMDS_TRANSMITTER_PLLEN; + + fp_gen_cntl = (RREG32(RADEON_FP_GEN_CNTL) | + (RADEON_FP_CRTC_DONT_SHADOW_VPAR | + RADEON_FP_CRTC_DONT_SHADOW_HEND)); + + fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN); + + if (1) /* FIXME rgbBits == 8 */ + fp_gen_cntl |= RADEON_FP_PANEL_FORMAT; /* 24 bit format */ + else + fp_gen_cntl &= ~RADEON_FP_PANEL_FORMAT;/* 18 bit format */ + + if (radeon_crtc->crtc_id == 0) { + if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) { + fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK; + if (radeon_encoder->flags & RADEON_USE_RMX) + fp_gen_cntl |= R200_FP_SOURCE_SEL_RMX; + else + fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1; + } else + fp_gen_cntl |= RADEON_FP_SEL_CRTC1; + } else { + if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) { + fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK; + fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC2; + } else + fp_gen_cntl |= RADEON_FP_SEL_CRTC2; + } + + WREG32(RADEON_TMDS_PLL_CNTL, tmds_pll_cntl); + WREG32(RADEON_TMDS_TRANSMITTER_CNTL, tmds_transmitter_cntl); + WREG32(RADEON_FP_GEN_CNTL, fp_gen_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + else + radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); +} + +static const struct drm_encoder_helper_funcs radeon_legacy_tmds_int_helper_funcs = { + .dpms = radeon_legacy_tmds_int_dpms, + .mode_fixup = radeon_legacy_tmds_int_mode_fixup, + .prepare = radeon_legacy_tmds_int_prepare, + .mode_set = radeon_legacy_tmds_int_mode_set, + .commit = radeon_legacy_tmds_int_commit, +}; + + +static const struct drm_encoder_funcs radeon_legacy_tmds_int_enc_funcs = { + .destroy = radeon_enc_destroy, +}; + +static bool radeon_legacy_tmds_ext_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + + drm_mode_set_crtcinfo(adjusted_mode, 0); + + return true; +} + +static void radeon_legacy_tmds_ext_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + DRM_DEBUG("\n"); + + switch (mode) { + case DRM_MODE_DPMS_ON: + fp2_gen_cntl &= ~RADEON_FP2_BLANK_EN; + fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + fp2_gen_cntl |= RADEON_FP2_BLANK_EN; + fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN); + break; + } + + WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); + else + radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); +} + +static void radeon_legacy_tmds_ext_prepare(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); + radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_OFF); +} + +static void radeon_legacy_tmds_ext_commit(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + radeon_legacy_tmds_ext_dpms(encoder, DRM_MODE_DPMS_ON); + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, false); + else + radeon_combios_output_lock(encoder, false); +} + +static void radeon_legacy_tmds_ext_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t fp2_gen_cntl; + + DRM_DEBUG("\n"); + + if (radeon_crtc->crtc_id == 0) + radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode); + + if (rdev->is_atom_bios) { + radeon_encoder->pixel_clock = adjusted_mode->clock; + atombios_external_tmds_setup(encoder, ATOM_ENABLE); + fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + } else { + fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + + if (1) /* FIXME rgbBits == 8 */ + fp2_gen_cntl |= RADEON_FP2_PANEL_FORMAT; /* 24 bit format, */ + else + fp2_gen_cntl &= ~RADEON_FP2_PANEL_FORMAT;/* 18 bit format, */ + + fp2_gen_cntl &= ~(RADEON_FP2_ON | + RADEON_FP2_DVO_EN | + RADEON_FP2_DVO_RATE_SEL_SDR); + + /* XXX: these are oem specific */ + if (ASIC_IS_R300(rdev)) { + if ((dev->pdev->device == 0x4850) && + (dev->pdev->subsystem_vendor == 0x1028) && + (dev->pdev->subsystem_device == 0x2001)) /* Dell Inspiron 8600 */ + fp2_gen_cntl |= R300_FP2_DVO_CLOCK_MODE_SINGLE; + else + fp2_gen_cntl |= RADEON_FP2_PAD_FLOP_EN | R300_FP2_DVO_CLOCK_MODE_SINGLE; + + /*if (mode->clock > 165000) + fp2_gen_cntl |= R300_FP2_DVO_DUAL_CHANNEL_EN;*/ + } + } + + if (radeon_crtc->crtc_id == 0) { + if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) { + fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK; + if (radeon_encoder->flags & RADEON_USE_RMX) + fp2_gen_cntl |= R200_FP2_SOURCE_SEL_RMX; + else + fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC1; + } else + fp2_gen_cntl &= ~RADEON_FP2_SRC_SEL_CRTC2; + } else { + if ((rdev->family == CHIP_R200) || ASIC_IS_R300(rdev)) { + fp2_gen_cntl &= ~R200_FP2_SOURCE_SEL_MASK; + fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2; + } else + fp2_gen_cntl |= RADEON_FP2_SRC_SEL_CRTC2; + } + + WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + else + radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); +} + +static const struct drm_encoder_helper_funcs radeon_legacy_tmds_ext_helper_funcs = { + .dpms = radeon_legacy_tmds_ext_dpms, + .mode_fixup = radeon_legacy_tmds_ext_mode_fixup, + .prepare = radeon_legacy_tmds_ext_prepare, + .mode_set = radeon_legacy_tmds_ext_mode_set, + .commit = radeon_legacy_tmds_ext_commit, +}; + + +static const struct drm_encoder_funcs radeon_legacy_tmds_ext_enc_funcs = { + .destroy = radeon_enc_destroy, +}; + +static bool radeon_legacy_tv_dac_mode_fixup(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + + drm_mode_set_crtcinfo(adjusted_mode, 0); + + return true; +} + +static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t fp2_gen_cntl = 0, crtc2_gen_cntl = 0, tv_dac_cntl = 0; + /* uint32_t tv_master_cntl = 0; */ + + DRM_DEBUG("\n"); + + if (rdev->family == CHIP_R200) + fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + else { + crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); + /* FIXME TV */ + /* tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL); */ + tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); + } + + switch (mode) { + case DRM_MODE_DPMS_ON: + if (rdev->family == CHIP_R200) { + fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN); + } else { + crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON; + /* tv_master_cntl |= RADEON_TV_ON; */ + if (rdev->family == CHIP_R420 || + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) + tv_dac_cntl &= ~(R420_TV_DAC_RDACPD | + R420_TV_DAC_GDACPD | + R420_TV_DAC_BDACPD | + RADEON_TV_DAC_BGSLEEP); + else + tv_dac_cntl &= ~(RADEON_TV_DAC_RDACPD | + RADEON_TV_DAC_GDACPD | + RADEON_TV_DAC_BDACPD | + RADEON_TV_DAC_BGSLEEP); + } + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + if (rdev->family == CHIP_R200) + fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN); + else { + crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON; + /* tv_master_cntl &= ~RADEON_TV_ON; */ + if (rdev->family == CHIP_R420 || + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) + tv_dac_cntl |= (R420_TV_DAC_RDACPD | + R420_TV_DAC_GDACPD | + R420_TV_DAC_BDACPD | + RADEON_TV_DAC_BGSLEEP); + else + tv_dac_cntl |= (RADEON_TV_DAC_RDACPD | + RADEON_TV_DAC_GDACPD | + RADEON_TV_DAC_BDACPD | + RADEON_TV_DAC_BGSLEEP); + } + break; + } + + if (rdev->family == CHIP_R200) { + WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); + } else { + WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); + /* WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl); */ + WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); + } + + if (rdev->is_atom_bios) + radeon_atombios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); + else + radeon_combios_encoder_dpms_scratch_regs(encoder, (mode == DRM_MODE_DPMS_ON) ? true : false); +} + +static void radeon_legacy_tv_dac_prepare(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); + radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_OFF); +} + +static void radeon_legacy_tv_dac_commit(struct drm_encoder *encoder) +{ + struct radeon_device *rdev = encoder->dev->dev_private; + + radeon_legacy_tv_dac_dpms(encoder, DRM_MODE_DPMS_ON); + + if (rdev->is_atom_bios) + radeon_atom_output_lock(encoder, true); + else + radeon_combios_output_lock(encoder, true); +} + +static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + uint32_t tv_dac_cntl, gpiopad_a = 0, dac2_cntl, disp_output_cntl = 0; + uint32_t disp_hw_debug = 0, fp2_gen_cntl = 0; + + DRM_DEBUG("\n"); + + if (radeon_crtc->crtc_id == 0) + radeon_legacy_rmx_mode_set(encoder, mode, adjusted_mode); + + if (rdev->family != CHIP_R200) { + tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); + if (rdev->family == CHIP_R420 || + rdev->family == CHIP_R423 || + rdev->family == CHIP_RV410) { + tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | + RADEON_TV_DAC_BGADJ_MASK | + R420_TV_DAC_DACADJ_MASK | + R420_TV_DAC_RDACPD | + R420_TV_DAC_GDACPD | + R420_TV_DAC_GDACPD | + R420_TV_DAC_TVENABLE); + } else { + tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK | + RADEON_TV_DAC_BGADJ_MASK | + RADEON_TV_DAC_DACADJ_MASK | + RADEON_TV_DAC_RDACPD | + RADEON_TV_DAC_GDACPD | + RADEON_TV_DAC_GDACPD); + } + + /* FIXME TV */ + if (radeon_encoder->enc_priv) { + struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv; + tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | + RADEON_TV_DAC_NHOLD | + RADEON_TV_DAC_STD_PS2 | + tv_dac->ps2_tvdac_adj); + } else + tv_dac_cntl |= (RADEON_TV_DAC_NBLANK | + RADEON_TV_DAC_NHOLD | + RADEON_TV_DAC_STD_PS2); + + WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); + } + + if (ASIC_IS_R300(rdev)) { + gpiopad_a = RREG32(RADEON_GPIOPAD_A) | 1; + disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL); + } else if (rdev->family == CHIP_R200) + fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL); + else + disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG); + + dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL; + + if (radeon_crtc->crtc_id == 0) { + if (ASIC_IS_R300(rdev)) { + disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; + disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC; + } else if (rdev->family == CHIP_R200) { + fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK | + RADEON_FP2_DVO_RATE_SEL_SDR); + } else + disp_hw_debug |= RADEON_CRT2_DISP1_SEL; + } else { + if (ASIC_IS_R300(rdev)) { + disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK; + disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2; + } else if (rdev->family == CHIP_R200) { + fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK | + RADEON_FP2_DVO_RATE_SEL_SDR); + fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2; + } else + disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL; + } + + WREG32(RADEON_DAC_CNTL2, dac2_cntl); + + if (ASIC_IS_R300(rdev)) { + WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); + WREG32(RADEON_DISP_TV_OUT_CNTL, disp_output_cntl); + } else if (rdev->family == CHIP_R200) + WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl); + else + WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); + + if (rdev->is_atom_bios) + radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + else + radeon_combios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); + +} + +static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder, + struct drm_connector *connector) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl; + uint32_t disp_hw_debug, disp_output_cntl, gpiopad_a, pixclks_cntl, tmp; + enum drm_connector_status found = connector_status_disconnected; + bool color = true; + + /* FIXME tv */ + + /* save the regs we need */ + pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL); + gpiopad_a = ASIC_IS_R300(rdev) ? RREG32(RADEON_GPIOPAD_A) : 0; + disp_output_cntl = ASIC_IS_R300(rdev) ? RREG32(RADEON_DISP_OUTPUT_CNTL) : 0; + disp_hw_debug = ASIC_IS_R300(rdev) ? 0 : RREG32(RADEON_DISP_HW_DEBUG); + crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL); + tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL); + dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL); + dac_cntl2 = RREG32(RADEON_DAC_CNTL2); + + tmp = pixclks_cntl & ~(RADEON_PIX2CLK_ALWAYS_ONb + | RADEON_PIX2CLK_DAC_ALWAYS_ONb); + WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp); + + if (ASIC_IS_R300(rdev)) + WREG32_P(RADEON_GPIOPAD_A, 1, ~1); + + tmp = crtc2_gen_cntl & ~RADEON_CRTC2_PIX_WIDTH_MASK; + tmp |= RADEON_CRTC2_CRT2_ON | + (2 << RADEON_CRTC2_PIX_WIDTH_SHIFT); + + WREG32(RADEON_CRTC2_GEN_CNTL, tmp); + + if (ASIC_IS_R300(rdev)) { + tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK; + tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2; + WREG32(RADEON_DISP_OUTPUT_CNTL, tmp); + } else { + tmp = disp_hw_debug & ~RADEON_CRT2_DISP1_SEL; + WREG32(RADEON_DISP_HW_DEBUG, tmp); + } + + tmp = RADEON_TV_DAC_NBLANK | + RADEON_TV_DAC_NHOLD | + RADEON_TV_MONITOR_DETECT_EN | + RADEON_TV_DAC_STD_PS2; + + WREG32(RADEON_TV_DAC_CNTL, tmp); + + tmp = RADEON_DAC2_FORCE_BLANK_OFF_EN | + RADEON_DAC2_FORCE_DATA_EN; + + if (color) + tmp |= RADEON_DAC_FORCE_DATA_SEL_RGB; + else + tmp |= RADEON_DAC_FORCE_DATA_SEL_G; + + if (ASIC_IS_R300(rdev)) + tmp |= (0x1b6 << RADEON_DAC_FORCE_DATA_SHIFT); + else + tmp |= (0x180 << RADEON_DAC_FORCE_DATA_SHIFT); + + WREG32(RADEON_DAC_EXT_CNTL, tmp); + + tmp = dac_cntl2 | RADEON_DAC2_DAC2_CLK_SEL | RADEON_DAC2_CMP_EN; + WREG32(RADEON_DAC_CNTL2, tmp); + + udelay(10000); + + if (ASIC_IS_R300(rdev)) { + if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUT_B) + found = connector_status_connected; + } else { + if (RREG32(RADEON_DAC_CNTL2) & RADEON_DAC2_CMP_OUTPUT) + found = connector_status_connected; + } + + /* restore regs we used */ + WREG32(RADEON_DAC_CNTL2, dac_cntl2); + WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl); + WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl); + WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl); + + if (ASIC_IS_R300(rdev)) { + WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl); + WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1); + } else { + WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug); + } + WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); + + /* return found; */ + return connector_status_disconnected; + +} + +static const struct drm_encoder_helper_funcs radeon_legacy_tv_dac_helper_funcs = { + .dpms = radeon_legacy_tv_dac_dpms, + .mode_fixup = radeon_legacy_tv_dac_mode_fixup, + .prepare = radeon_legacy_tv_dac_prepare, + .mode_set = radeon_legacy_tv_dac_mode_set, + .commit = radeon_legacy_tv_dac_commit, + .detect = radeon_legacy_tv_dac_detect, +}; + + +static const struct drm_encoder_funcs radeon_legacy_tv_dac_enc_funcs = { + .destroy = radeon_enc_destroy, +}; + +void +radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t supported_device) +{ + struct radeon_device *rdev = dev->dev_private; + struct drm_encoder *encoder; + struct radeon_encoder *radeon_encoder; + + /* see if we already added it */ + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + radeon_encoder = to_radeon_encoder(encoder); + if (radeon_encoder->encoder_id == encoder_id) { + radeon_encoder->devices |= supported_device; + return; + } + + } + + /* add a new one */ + radeon_encoder = kzalloc(sizeof(struct radeon_encoder), GFP_KERNEL); + if (!radeon_encoder) + return; + + encoder = &radeon_encoder->base; + encoder->possible_crtcs = 0x3; + encoder->possible_clones = 0; + + radeon_encoder->enc_priv = NULL; + + radeon_encoder->encoder_id = encoder_id; + radeon_encoder->devices = supported_device; + + switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_INTERNAL_LVDS: + drm_encoder_init(dev, encoder, &radeon_legacy_lvds_enc_funcs, DRM_MODE_ENCODER_LVDS); + drm_encoder_helper_add(encoder, &radeon_legacy_lvds_helper_funcs); + if (rdev->is_atom_bios) + radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder); + else + radeon_encoder->enc_priv = radeon_combios_get_lvds_info(radeon_encoder); + radeon_encoder->rmx_type = RMX_FULL; + break; + case ENCODER_OBJECT_ID_INTERNAL_TMDS1: + drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs, DRM_MODE_ENCODER_TMDS); + drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs); + if (rdev->is_atom_bios) + radeon_encoder->enc_priv = radeon_atombios_get_tmds_info(radeon_encoder); + else + radeon_encoder->enc_priv = radeon_combios_get_tmds_info(radeon_encoder); + break; + case ENCODER_OBJECT_ID_INTERNAL_DAC1: + drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, DRM_MODE_ENCODER_DAC); + drm_encoder_helper_add(encoder, &radeon_legacy_primary_dac_helper_funcs); + if (rdev->is_atom_bios) + radeon_encoder->enc_priv = radeon_atombios_get_primary_dac_info(radeon_encoder); + else + radeon_encoder->enc_priv = radeon_combios_get_primary_dac_info(radeon_encoder); + break; + case ENCODER_OBJECT_ID_INTERNAL_DAC2: + drm_encoder_init(dev, encoder, &radeon_legacy_tv_dac_enc_funcs, DRM_MODE_ENCODER_TVDAC); + drm_encoder_helper_add(encoder, &radeon_legacy_tv_dac_helper_funcs); + if (rdev->is_atom_bios) + radeon_encoder->enc_priv = radeon_atombios_get_tv_dac_info(radeon_encoder); + else + radeon_encoder->enc_priv = radeon_combios_get_tv_dac_info(radeon_encoder); + break; + case ENCODER_OBJECT_ID_INTERNAL_DVO1: + drm_encoder_init(dev, encoder, &radeon_legacy_tmds_ext_enc_funcs, DRM_MODE_ENCODER_TMDS); + drm_encoder_helper_add(encoder, &radeon_legacy_tmds_ext_helper_funcs); + if (!rdev->is_atom_bios) + radeon_combios_get_ext_tmds_info(radeon_encoder); + break; + } +} diff --git a/drivers/video/drm/radeon/radeon_mode.h b/drivers/video/drm/radeon/radeon_mode.h index 8e7765c716..86c6b3868c 100644 --- a/drivers/video/drm/radeon/radeon_mode.h +++ b/drivers/video/drm/radeon/radeon_mode.h @@ -32,8 +32,8 @@ #include "drm_mode.h" #include "drm_crtc.h" +#include -//#include //#include //#include //#include @@ -148,8 +148,8 @@ struct radeon_pll { struct radeon_i2c_chan { struct drm_device *dev; -// struct i2c_adapter adapter; -// struct i2c_algo_bit_data algo; + struct i2c_adapter adapter; + struct i2c_algo_bit_data algo; struct radeon_i2c_bus_rec rec; }; @@ -174,14 +174,14 @@ struct radeon_mode_info { }; struct radeon_crtc { -// struct drm_crtc base; + struct drm_crtc base; int crtc_id; u16_t lut_r[256], lut_g[256], lut_b[256]; bool enabled; bool can_tile; uint32_t crtc_offset; struct radeon_framebuffer *fbdev_fb; -// struct drm_mode_set mode_set; + struct drm_mode_set mode_set; // struct drm_gem_object *cursor_bo; uint64_t cursor_addr; int cursor_width; @@ -272,8 +272,8 @@ struct radeon_connector { }; struct radeon_framebuffer { -// struct drm_framebuffer base; -// struct drm_gem_object *obj; + struct drm_framebuffer base; + struct drm_gem_object *obj; }; extern struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, @@ -283,7 +283,7 @@ extern void radeon_i2c_destroy(struct radeon_i2c_chan *i2c); extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector); extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector); -//extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector); +extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector); extern void radeon_compute_pll(struct radeon_pll *pll, uint64_t freq, @@ -302,7 +302,6 @@ struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, i extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action); extern int atombios_get_encoder_mode(struct drm_encoder *encoder); -/* extern void radeon_crtc_load_lut(struct drm_crtc *crtc); extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb); @@ -396,5 +395,5 @@ void radeon_init_disp_bw_avivo(struct drm_device *dev, struct drm_display_mode *mode2, uint32_t pixel_bytes2); void radeon_init_disp_bandwidth(struct drm_device *dev); -*/ + #endif