kolibrios/drivers/video/drm/i915/kms_display.c

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#define iowrite32(v, addr) writel((v), (addr))
#include <drm/drmP.h>
#include <uapi/drm/drm.h>
#include "i915_drv.h"
#include "intel_drv.h"
#include <linux/module.h>
#include <linux/mod_devicetable.h>
#include <linux/pci.h>
#include <syscall.h>
#include <display.h>
void init_system_cursors(struct drm_device *dev);
display_t *os_display;
u32 cmd_buffer;
u32 cmd_offset;
void init_render();
int sna_init();
static char *manufacturer_name(unsigned char *x)
{
static char name[4];
name[0] = ((x[0] & 0x7C) >> 2) + '@';
name[1] = ((x[0] & 0x03) << 3) + ((x[1] & 0xE0) >> 5) + '@';
name[2] = (x[1] & 0x1F) + '@';
name[3] = 0;
return name;
}
static int count_connector_modes(struct drm_connector* connector)
{
struct drm_display_mode *mode;
int count = 0;
list_for_each_entry(mode, &connector->modes, head)
count++;
return count;
};
struct drm_framebuffer *get_framebuffer(struct drm_device *dev, struct drm_display_mode *mode, int tiling)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_fbdev *ifbdev = dev_priv->fbdev;
struct intel_framebuffer *intel_fb = ifbdev->fb;
struct drm_framebuffer *fb = &intel_fb->base;
struct drm_i915_gem_object *obj = NULL;
int stride, size;
stride = mode->hdisplay *4;
if(IS_GEN3(dev))
tiling = 0;
if(tiling)
{
int gen3size;
stride = ALIGN(stride, 512);
size = stride * ALIGN(mode->vdisplay, 8);
size = ALIGN(size, 4096);
}
else
{
stride = ALIGN(stride, 64);
size = stride * ALIGN(mode->vdisplay, 2);
}
DRM_DEBUG_KMS("size %x stride %x\n", size, stride);
if(intel_fb == NULL || size > intel_fb->obj->base.size)
{
struct drm_mode_fb_cmd2 mode_cmd = {};
int ret;
DRM_DEBUG_KMS("remove old framebuffer\n");
set_fake_framebuffer();
drm_framebuffer_remove(fb);
ifbdev->fb = NULL;
fb = NULL;
DRM_DEBUG_KMS("create new framebuffer\n");
mode_cmd.width = mode->hdisplay;
mode_cmd.height = mode->vdisplay;
mode_cmd.pitches[0] = stride;
mode_cmd.pixel_format = DRM_FORMAT_XRGB8888;
mutex_lock(&dev->struct_mutex);
/* If the FB is too big, just don't use it since fbdev is not very
* important and we should probably use that space with FBC or other
* features. */
if (size * 2 < dev_priv->gtt.stolen_usable_size)
obj = i915_gem_object_create_stolen(dev, size);
if (obj == NULL)
obj = i915_gem_alloc_object(dev, size);
if (!obj) {
DRM_ERROR("failed to allocate framebuffer\n");
ret = -ENOMEM;
goto out;
}
fb = __intel_framebuffer_create(dev, &mode_cmd, obj);
if (IS_ERR(fb)) {
ret = PTR_ERR(fb);
goto out_unref;
}
/* Flush everything out, we'll be doing GTT only from now on */
ret = intel_pin_and_fence_fb_obj(NULL, fb, NULL, NULL, NULL);
if (ret) {
DRM_ERROR("failed to pin obj: %d\n", ret);
goto out_fb;
}
mutex_unlock(&dev->struct_mutex);
ifbdev->fb = to_intel_framebuffer(fb);
}
obj = ifbdev->fb->obj;
if(tiling)
{
obj->tiling_mode = I915_TILING_X;
fb->modifier[0] = I915_FORMAT_MOD_X_TILED;
obj->fence_dirty = true;
obj->stride = stride;
};
if (obj->base.name == 0)
{
int ret;
mutex_lock(&dev->object_name_lock);
idr_preload(GFP_KERNEL);
ret = idr_alloc(&dev->object_name_idr, &obj->base, 1, 0, GFP_NOWAIT);
idr_preload_end();
mutex_unlock(&dev->object_name_lock);
obj->base.name = ret;
obj->base.handle_count++;
DRM_DEBUG_KMS("%s allocate fb name %d\n", __FUNCTION__, obj->base.name );
}
fb->width = mode->hdisplay;
fb->height = mode->vdisplay;
fb->pitches[0] =
fb->pitches[1] =
fb->pitches[2] =
fb->pitches[3] = stride;
fb->bits_per_pixel = 32;
fb->depth = 24;
return fb;
out_fb:
drm_framebuffer_remove(fb);
out_unref:
drm_gem_object_unreference(&obj->base);
out:
mutex_unlock(&dev->struct_mutex);
return NULL;
}
static int set_mode(struct drm_device *dev, struct drm_connector *connector,
struct drm_crtc *crtc, videomode_t *reqmode, bool strict)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_mode_config *config = &dev->mode_config;
struct drm_display_mode *mode = NULL, *tmpmode;
struct drm_connector *tmpc;
struct drm_framebuffer *fb = NULL;
struct drm_mode_set set;
char con_edid[128];
int ret;
drm_modeset_lock_all(dev);
list_for_each_entry(tmpc, &dev->mode_config.connector_list, head)
{
const struct drm_connector_funcs *f = tmpc->funcs;
if(tmpc == connector)
continue;
f->dpms(tmpc, DRM_MODE_DPMS_OFF);
};
list_for_each_entry(tmpmode, &connector->modes, head)
{
if( (tmpmode->hdisplay == reqmode->width) &&
(tmpmode->vdisplay == reqmode->height) &&
(drm_mode_vrefresh(tmpmode) == reqmode->freq) )
{
mode = tmpmode;
goto do_set;
}
};
if( (mode == NULL) && (strict == false) )
{
list_for_each_entry(tmpmode, &connector->modes, head)
{
if( (tmpmode->hdisplay == reqmode->width) &&
(tmpmode->vdisplay == reqmode->height) )
{
mode = tmpmode;
goto do_set;
}
};
};
out:
drm_modeset_unlock_all(dev);
DRM_ERROR("%s failed\n", __FUNCTION__);
return -1;
do_set:
drm_modeset_unlock_all(dev);
fb = get_framebuffer(dev, mode, 1);
if(fb == NULL)
{
DRM_ERROR("%s failed\n", __FUNCTION__);
return -1;
};
drm_framebuffer_reference(fb);
drm_modeset_lock_all(dev);
memcpy(con_edid, connector->edid_blob_ptr->data, 128);
DRM_DEBUG_KMS("set mode %dx%d: crtc %d connector %s\n"
"monitor: %s model %x serial number %u\n",
mode->hdisplay, mode->vdisplay,
crtc->base.id, connector->name,
manufacturer_name(con_edid + 0x08),
(unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)),
(unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8)
+ (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24)));
drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
crtc->enabled = true;
os_display->crtc = crtc;
DRM_DEBUG_KMS("fb:%p %dx%dx pitch %d format %x\n",
fb,fb->width,fb->height,fb->pitches[0],fb->pixel_format);
set.crtc = crtc;
set.x = 0;
set.y = 0;
set.mode = mode;
set.connectors = &connector;
set.num_connectors = 1;
set.fb = fb;
ret = drm_mode_set_config_internal(&set);
if ( !ret )
{
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct kos_framebuffer *kfb = intel_fb->private;
kolibri_framebuffer_update(dev, kfb);
DRM_DEBUG_KMS("kolibri framebuffer %p\n", kfb);
os_display->width = mode->hdisplay;
os_display->height = mode->vdisplay;
os_display->vrefresh = drm_mode_vrefresh(mode);
sysSetFramebuffer(intel_fb->private);
sysSetScreen(mode->hdisplay, mode->vdisplay, fb->pitches[0]);
os_display->connector = connector;
os_display->crtc = connector->encoder->crtc;
os_display->supported_modes = count_connector_modes(connector);
crtc->cursor_x = os_display->width/2;
crtc->cursor_y = os_display->height/2;
os_display->select_cursor(os_display->cursor);
DRM_DEBUG_KMS("new mode %d x %d pitch %d\n",
mode->hdisplay, mode->vdisplay, fb->pitches[0]);
}
else
DRM_ERROR("failed to set mode %d_%d on crtc %p\n",
fb->width, fb->height, crtc);
drm_framebuffer_unreference(fb);
drm_modeset_unlock_all(dev);
return ret;
}
static int set_mode_ex(struct drm_device *dev,
struct drm_connector *connector, struct drm_display_mode *mode)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_connector *tmpc;
struct drm_mode_config *config = &dev->mode_config;
struct drm_framebuffer *fb = NULL;
struct drm_mode_set set;
struct drm_crtc *crtc = NULL;
char con_edid[128];
int stride;
int ret;
fb = get_framebuffer(dev, mode, 1);
if(fb == NULL)
{
DRM_ERROR("%s failed\n", __FUNCTION__);
return -1;
};
drm_framebuffer_reference(fb);
drm_modeset_lock_all(dev);
list_for_each_entry(tmpc, &dev->mode_config.connector_list, head)
{
const struct drm_connector_funcs *f = tmpc->funcs;
if(tmpc == connector)
continue;
f->dpms(tmpc, DRM_MODE_DPMS_OFF);
};
crtc = connector->encoder->crtc;
memcpy(con_edid, connector->edid_blob_ptr->data, 128);
DRM_DEBUG_KMS("set mode %dx%d: crtc %d connector %s\n"
"monitor: %s model %x serial number %u\n",
mode->hdisplay, mode->vdisplay,
connector->encoder->crtc->base.id, connector->name,
manufacturer_name(con_edid + 0x08),
(unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)),
(unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8)
+ (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24)));
drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
crtc->enabled = true;
os_display->crtc = crtc;
DRM_DEBUG_KMS("use framebuffer %p %dx%d pitch %d format %x\n",
fb,fb->width,fb->height,fb->pitches[0],fb->pixel_format);
set.crtc = crtc;
set.x = 0;
set.y = 0;
set.mode = mode;
set.connectors = &connector;
set.num_connectors = 1;
set.fb = fb;
ret = drm_mode_set_config_internal(&set);
if ( !ret )
{
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct kos_framebuffer *kfb = intel_fb->private;
kolibri_framebuffer_update(dev, kfb);
DRM_DEBUG_KMS("kolibri framebuffer %p\n", kfb);
os_display->width = mode->hdisplay;
os_display->height = mode->vdisplay;
os_display->vrefresh = drm_mode_vrefresh(mode);
sysSetFramebuffer(intel_fb->private);
sysSetScreen(mode->hdisplay, mode->vdisplay, fb->pitches[0]);
os_display->connector = connector;
os_display->crtc = connector->encoder->crtc;
os_display->supported_modes = count_connector_modes(connector);
crtc->cursor_x = os_display->width/2;
crtc->cursor_y = os_display->height/2;
os_display->select_cursor(os_display->cursor);
DRM_DEBUG_KMS("new mode %d x %d pitch %d\n",
mode->hdisplay, mode->vdisplay, fb->pitches[0]);
}
else
DRM_ERROR(" failed to set mode %d_%d on crtc %p\n",
fb->width, fb->height, connector->encoder->crtc);
drm_framebuffer_unreference(fb);
drm_modeset_unlock_all(dev);
return ret;
}
static int set_cmdline_mode(struct drm_device *dev, struct drm_connector *connector)
{
struct drm_display_mode *mode;
int retval;
mode = drm_mode_create_from_cmdline_mode(dev, &connector->cmdline_mode);
if(mode == NULL)
return EINVAL;
retval = set_mode_ex(dev, connector, mode);
drm_mode_destroy(dev, mode);
return retval;
};
static struct drm_crtc *get_possible_crtc(struct drm_device *dev, struct drm_encoder *encoder)
{
struct drm_crtc *tmp_crtc;
int crtc_mask = 1;
list_for_each_entry(tmp_crtc, &dev->mode_config.crtc_list, head)
{
if (encoder->possible_crtcs & crtc_mask)
{
encoder->crtc = tmp_crtc;
DRM_DEBUG_KMS("use CRTC %p ID %d\n", tmp_crtc, tmp_crtc->base.id);
return tmp_crtc;
};
crtc_mask <<= 1;
};
return NULL;
};
static int check_connector(struct drm_device *dev, struct drm_connector *connector)
{
const struct drm_connector_helper_funcs *connector_funcs;
struct drm_encoder *encoder;
struct drm_crtc *crtc;
if( connector->status != connector_status_connected)
return -EINVAL;
encoder = connector->encoder;
if(encoder == NULL)
{
connector_funcs = connector->helper_private;
encoder = connector_funcs->best_encoder(connector);
if( encoder == NULL)
{
DRM_DEBUG_KMS("CONNECTOR %s ID: %d no active encoders\n",
connector->name, connector->base.id);
return -EINVAL;
};
connector->encoder = encoder;
}
crtc = encoder->crtc;
if(crtc == NULL)
crtc = get_possible_crtc(dev, encoder);
if(crtc != NULL)
{
DRM_DEBUG_KMS("%s connector: %p encode: %p crtc: %p\n",__FUNCTION__,
connector, encoder, crtc);
return 0;
}
else
DRM_DEBUG_KMS("No CRTC for encoder %d\n", encoder->base.id);
return -EINVAL;
}
static struct drm_connector* get_cmdline_connector(struct drm_device *dev, const char *cmdline)
{
struct drm_connector *connector;
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
{
int name_len = __builtin_strlen(connector->name);
if (name_len == 0)
continue;
if (__builtin_strncmp(connector->name, cmdline, name_len))
continue;
if(check_connector(dev, connector) == 0)
return connector;
}
return NULL;
}
static int choose_config(struct drm_device *dev, struct drm_connector **boot_connector,
struct drm_crtc **boot_crtc)
{
struct drm_connector *connector;
if((i915.cmdline_mode != NULL) && (*i915.cmdline_mode != 0))
{
connector = get_cmdline_connector(dev, i915.cmdline_mode);
if(connector != NULL)
{
*boot_connector = connector;
*boot_crtc = connector->encoder->crtc;
return 0;
}
}
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
{
if(check_connector(dev, connector) == 0)
{
*boot_connector = connector;
*boot_crtc = connector->encoder->crtc;
return 0;
};
};
return -ENOENT;
};
static int get_boot_mode(struct drm_connector *connector, videomode_t *usermode)
{
struct drm_display_mode *mode;
list_for_each_entry(mode, &connector->modes, head)
{
if( os_display->width == mode->hdisplay &&
os_display->height == mode->vdisplay &&
drm_mode_vrefresh(mode) == 60)
{
usermode->width = os_display->width;
usermode->height = os_display->height;
usermode->freq = 60;
return 1;
}
}
return 0;
}
int init_display_kms(struct drm_device *dev, videomode_t *usermode)
{
struct drm_connector_helper_funcs *connector_funcs;
struct drm_connector *connector = NULL;
struct drm_crtc *crtc = NULL;
struct drm_plane *plane;
int ret;
ENTER();
drm_for_each_plane(plane, dev)
{
drm_plane_helper_disable(plane);
};
mutex_lock(&dev->mode_config.mutex);
ret = choose_config(dev, &connector, &crtc);
if(ret)
{
mutex_unlock(&dev->mode_config.mutex);
DRM_DEBUG_KMS("No active connectors!\n");
return -1;
};
os_display = GetDisplay();
os_display->ddev = dev;
os_display->connector = connector;
os_display->crtc = crtc;
os_display->supported_modes = count_connector_modes(connector);
mutex_unlock(&dev->mode_config.mutex);
init_system_cursors(dev);
ret = -1;
if(connector->cmdline_mode.specified == true)
ret = set_cmdline_mode(dev, connector);
if(ret !=0)
{
mutex_lock(&dev->mode_config.mutex);
if( (usermode->width == 0) ||
(usermode->height == 0))
{
if( !get_boot_mode(connector, usermode))
{
struct drm_display_mode *mode;
mode = list_entry(connector->modes.next, typeof(*mode), head);
usermode->width = mode->hdisplay;
usermode->height = mode->vdisplay;
usermode->freq = drm_mode_vrefresh(mode);
};
};
mutex_unlock(&dev->mode_config.mutex);
set_mode(dev, os_display->connector, os_display->crtc, usermode, false);
};
LEAVE();
return ret;
};
int set_cmdline_mode_ext(struct drm_device *dev, const char *cmdline)
{
struct drm_connector_helper_funcs *connector_funcs;
struct drm_connector *connector;
struct drm_cmdline_mode cmd_mode = {0};
struct drm_display_mode *mode;
char *mode_option;
int retval = 0;
char con_edid[128];
if((cmdline == NULL) || (*cmdline == 0))
return EINVAL;
mutex_lock(&dev->mode_config.mutex);
connector = get_cmdline_connector(dev, cmdline);
mutex_unlock(&dev->mode_config.mutex);
if(connector == NULL)
return EINVAL;
mode_option = __builtin_strchr(cmdline,':');
if(mode_option == NULL)
return EINVAL;
mode_option++;
if( !drm_mode_parse_command_line_for_connector(mode_option, connector, &cmd_mode))
return EINVAL;
DRM_DEBUG_KMS("cmdline mode for connector %s %dx%d@%dHz%s%s%s\n",
connector->name,
cmd_mode.xres, cmd_mode.yres,
cmd_mode.refresh_specified ? cmd_mode.refresh : 60,
cmd_mode.rb ? " reduced blanking" : "",
cmd_mode.margins ? " with margins" : "",
cmd_mode.interlace ? " interlaced" : "");
mode = drm_mode_create_from_cmdline_mode(dev, &cmd_mode);
if(mode == NULL)
return EINVAL;
memcpy(con_edid, connector->edid_blob_ptr->data, 128);
DRM_DEBUG_KMS("connector: %s monitor: %s model %x serial number %u\n",
connector->name,
manufacturer_name(con_edid + 0x08),
(unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)),
(unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8)
+ (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24)));
retval = set_mode_ex(dev, connector, mode);
drm_mode_destroy(dev, mode);
return retval;
}
void list_connectors(struct drm_device *dev)
{
struct drm_connector *connector;
char con_edid[128];
mutex_lock(&dev->mode_config.mutex);
list_for_each_entry(connector, &dev->mode_config.connector_list, head)
{
if( connector->status != connector_status_connected)
continue;
memcpy(con_edid, connector->edid_blob_ptr->data, 128);
if(connector == os_display->connector)
{
printf("%s mode %dx%d connected %s model %x serial number %u\n",
connector->name, os_display->width, os_display->height,
manufacturer_name(con_edid + 0x08),
(unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)),
(unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8)
+ (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24)));
continue;
}
else
{
printf("%s connected: %s model %x serial number %u\n",
connector->name, manufacturer_name(con_edid + 0x08),
(unsigned short)(con_edid[0x0A] + (con_edid[0x0B] << 8)),
(unsigned int)(con_edid[0x0C] + (con_edid[0x0D] << 8)
+ (con_edid[0x0E] << 16) + (con_edid[0x0F] << 24)));
}
};
mutex_unlock(&dev->mode_config.mutex);
}
int list_connector_modes(struct drm_device *dev, const char* name)
{
struct drm_connector *connector;
struct drm_display_mode *drmmode;
mutex_lock(&dev->mode_config.mutex);
connector = get_cmdline_connector(dev, name);
if(connector == NULL)
{
mutex_unlock(&dev->mode_config.mutex);
return EINVAL;
};
printf("connector %s probed modes :\n", connector->name);
list_for_each_entry(drmmode, &connector->modes, head)
{
printf("%dx%d@%d\n", drmmode->hdisplay, drmmode->vdisplay, drm_mode_vrefresh(drmmode));
};
mutex_unlock(&dev->mode_config.mutex);
return 0;
};
int get_videomodes(videomode_t *mode, int *count)
{
int err = -1;
// dbgprintf("mode %x count %d\n", mode, *count);
if( *count == 0 )
{
*count = os_display->supported_modes;
err = 0;
}
else if( mode != NULL )
{
struct drm_display_mode *drmmode;
int i = 0;
if( *count > os_display->supported_modes)
*count = os_display->supported_modes;
list_for_each_entry(drmmode, &os_display->connector->modes, head)
{
if( i < *count)
{
mode->width = drmmode->hdisplay;
mode->height = drmmode->vdisplay;
mode->bpp = 32;
mode->freq = drm_mode_vrefresh(drmmode);
i++;
mode++;
}
else break;
};
*count = i;
err = 0;
};
return err;
};
int set_user_mode(videomode_t *mode)
{
// dbgprintf("width %d height %d vrefresh %d\n",
// mode->width, mode->height, mode->freq);
if( (mode->width != 0) &&
(mode->height != 0) &&
(mode->freq != 0 ) &&
( (mode->width != os_display->width) ||
(mode->height != os_display->height) ||
(mode->freq != os_display->vrefresh) ) )
{
return set_mode(os_display->ddev, os_display->connector, os_display->crtc, mode, true);
};
return -1;
};
void i915_dpms(struct drm_device *dev, int mode)
{
const struct drm_connector_funcs *f = os_display->connector->funcs;
f->dpms(os_display->connector, mode);
};
int i915_fbinfo(struct drm_i915_fb_info *fb)
{
u32 ifl;
ifl = safe_cli();
{
struct drm_i915_private *dev_priv = os_display->ddev->dev_private;
struct intel_crtc *crtc = to_intel_crtc(os_display->crtc);
struct kos_framebuffer *kfb = os_display->current_lfb;
struct intel_framebuffer *intel_fb = (struct intel_framebuffer*)kfb->private;
struct drm_i915_gem_object *obj = intel_fb->obj;
fb->name = obj->base.name;
fb->width = os_display->width;
fb->height = os_display->height;
fb->pitch = os_display->lfb_pitch;
fb->tiling = obj->tiling_mode;
fb->crtc = crtc->base.base.id;
fb->pipe = crtc->pipe;
}
safe_sti(ifl);
return 0;
}
typedef struct
{
int left;
int top;
int right;
int bottom;
}rect_t;
#define CURRENT_TASK (0x80003000)
void FASTCALL GetWindowRect(rect_t *rc)__asm__("GetWindowRect");
int i915_mask_update(struct drm_device *dev, void *data,
struct drm_file *file)
{
struct drm_i915_mask *mask = data;
struct drm_gem_object *obj;
static unsigned int mask_seqno[256];
rect_t winrc;
u32 slot;
int ret=0;
obj = drm_gem_object_lookup(dev, file, mask->handle);
if (obj == NULL)
return -ENOENT;
if (!obj->filp) {
drm_gem_object_unreference_unlocked(obj);
return -EINVAL;
}
GetWindowRect(&winrc);
{
// static warn_count;
mask->width = winrc.right - winrc.left + 1;
mask->height = winrc.bottom - winrc.top + 1;
mask->bo_pitch = (mask->width+15) & ~15;
#if 0
if(warn_count < 1)
{
printf("left %d top %d right %d bottom %d\n",
winrc.left, winrc.top, winrc.right, winrc.bottom);
printf("mask pitch %d data %p\n", mask->bo_pitch, mask->bo_map);
warn_count++;
};
#endif
};
slot = *((u8*)CURRENT_TASK);
if( mask_seqno[slot] != os_display->mask_seqno)
{
u8* src_offset;
u8* dst_offset;
u32 ifl;
ret = i915_mutex_lock_interruptible(dev);
if (ret)
goto err1;
ret = i915_gem_object_set_to_cpu_domain(to_intel_bo(obj), true);
if(ret != 0 )
{
dbgprintf("%s: i915_gem_object_set_to_cpu_domain failed\n", __FUNCTION__);
goto err2;
};
// printf("width %d height %d\n", winrc.right, winrc.bottom);
// slot = 0x01;
src_offset = os_display->win_map;
src_offset+= winrc.top*os_display->width + winrc.left;
dst_offset = (u8*)mask->bo_map;
u32 tmp_h = mask->height;
ifl = safe_cli();
{
mask_seqno[slot] = os_display->mask_seqno;
slot|= (slot<<8)|(slot<<16)|(slot<<24);
__asm__ __volatile__ (
"movd %[slot], %%xmm6 \n"
"punpckldq %%xmm6, %%xmm6 \n"
"punpcklqdq %%xmm6, %%xmm6 \n"
:: [slot] "m" (slot)
:"xmm6");
while( tmp_h--)
{
int tmp_w = mask->width;
u8* tmp_src = src_offset;
u8* tmp_dst = dst_offset;
src_offset+= os_display->width;
dst_offset+= mask->bo_pitch;
while(tmp_w >= 64)
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"movdqu 16(%0), %%xmm1 \n"
"movdqu 32(%0), %%xmm2 \n"
"movdqu 48(%0), %%xmm3 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm1 \n"
"pcmpeqb %%xmm6, %%xmm2 \n"
"pcmpeqb %%xmm6, %%xmm3 \n"
"movdqa %%xmm0, (%%edi) \n"
"movdqa %%xmm1, 16(%%edi) \n"
"movdqa %%xmm2, 32(%%edi) \n"
"movdqa %%xmm3, 48(%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0","xmm1","xmm2","xmm3");
tmp_w -= 64;
tmp_src += 64;
tmp_dst += 64;
}
if( tmp_w >= 32 )
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"movdqu 16(%0), %%xmm1 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm1 \n"
"movdqa %%xmm0, (%%edi) \n"
"movdqa %%xmm1, 16(%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0","xmm1");
tmp_w -= 32;
tmp_src += 32;
tmp_dst += 32;
}
if( tmp_w >= 16 )
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movdqa %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 16;
tmp_src += 16;
tmp_dst += 16;
}
if( tmp_w >= 8 )
{
__asm__ __volatile__ (
"movq (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movq %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 8;
tmp_src += 8;
tmp_dst += 8;
}
if( tmp_w >= 4 )
{
__asm__ __volatile__ (
"movd (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movd %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 4;
tmp_src += 4;
tmp_dst += 4;
}
while(tmp_w--)
*tmp_dst++ = (*tmp_src++ == (u8)slot) ? 0xFF:0x00;
};
};
safe_sti(ifl);
ret = i915_gem_object_set_to_gtt_domain(to_intel_bo(obj), false);
}
err2:
mutex_unlock(&dev->struct_mutex);
err1:
drm_gem_object_unreference(obj);
return ret;
}
int i915_mask_update_ex(struct drm_device *dev, void *data,
struct drm_file *file)
{
struct drm_i915_mask_update *mask = data;
struct drm_gem_object *obj;
static unsigned int mask_seqno[256];
static warn_count;
rect_t win;
u32 winw,winh;
u32 ml,mt,mr,mb;
u32 slot;
int ret = 0;
slot = *((u8*)CURRENT_TASK);
if( mask->forced == 0 && mask_seqno[slot] == os_display->mask_seqno)
return 0;
if(mask->forced)
memset((void*)mask->bo_map,0,mask->width * mask->height);
GetWindowRect(&win);
win.right+= 1;
win.bottom+= 1;
winw = win.right - win.left;
winh = win.bottom - win.top;
if(mask->dx >= winw ||
mask->dy >= winh)
return 1;
ml = win.left + mask->dx;
mt = win.top + mask->dy;
mr = ml + mask->width;
mb = mt + mask->height;
if( ml >= win.right || mt >= win.bottom ||
mr < win.left || mb < win.top )
return 1;
if( mr > win.right )
mr = win.right;
if( mb > win.bottom )
mb = win.bottom;
mask->width = mr - ml;
mask->height = mb - mt;
if( mask->width == 0 ||
mask->height== 0 )
return 1;
ret = i915_mutex_lock_interruptible(dev);
if (ret)
return ret;
obj = drm_gem_object_lookup(dev, file, mask->handle);
if (obj == NULL)
{
ret = -ENOENT;
goto unlock;
}
if (!obj->filp)
{
ret = -ENOENT;
goto out;
}
#if 0
if(warn_count < 100)
{
printf("left %d top %d right %d bottom %d\n",
ml, mt, mr, mb);
warn_count++;
};
#endif
#if 1
{
u8* src_offset;
u8* dst_offset;
u32 ifl;
i915_gem_object_set_to_cpu_domain(to_intel_bo(obj), true);
src_offset = os_display->win_map;
src_offset+= mt*os_display->width + ml;
dst_offset = (u8*)mask->bo_map;
u32 tmp_h = mask->height;
ifl = safe_cli();
{
mask_seqno[slot] = os_display->mask_seqno;
slot|= (slot<<8)|(slot<<16)|(slot<<24);
__asm__ __volatile__ (
"movd %[slot], %%xmm6 \n"
"punpckldq %%xmm6, %%xmm6 \n"
"punpcklqdq %%xmm6, %%xmm6 \n"
:: [slot] "m" (slot)
:"xmm6");
while( tmp_h--)
{
int tmp_w = mask->width;
u8* tmp_src = src_offset;
u8* tmp_dst = dst_offset;
src_offset+= os_display->width;
dst_offset+= mask->bo_pitch;
while(tmp_w >= 64)
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"movdqu 16(%0), %%xmm1 \n"
"movdqu 32(%0), %%xmm2 \n"
"movdqu 48(%0), %%xmm3 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm1 \n"
"pcmpeqb %%xmm6, %%xmm2 \n"
"pcmpeqb %%xmm6, %%xmm3 \n"
"movdqa %%xmm0, (%%edi) \n"
"movdqa %%xmm1, 16(%%edi) \n"
"movdqa %%xmm2, 32(%%edi) \n"
"movdqa %%xmm3, 48(%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0","xmm1","xmm2","xmm3");
tmp_w -= 64;
tmp_src += 64;
tmp_dst += 64;
}
if( tmp_w >= 32 )
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"movdqu 16(%0), %%xmm1 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm1 \n"
"movdqa %%xmm0, (%%edi) \n"
"movdqa %%xmm1, 16(%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0","xmm1");
tmp_w -= 32;
tmp_src += 32;
tmp_dst += 32;
}
if( tmp_w >= 16 )
{
__asm__ __volatile__ (
"movdqu (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movdqa %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 16;
tmp_src += 16;
tmp_dst += 16;
}
if( tmp_w >= 8 )
{
__asm__ __volatile__ (
"movq (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movq %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 8;
tmp_src += 8;
tmp_dst += 8;
}
if( tmp_w >= 4 )
{
__asm__ __volatile__ (
"movd (%0), %%xmm0 \n"
"pcmpeqb %%xmm6, %%xmm0 \n"
"movd %%xmm0, (%%edi) \n"
:: "r" (tmp_src), "D" (tmp_dst)
:"xmm0");
tmp_w -= 4;
tmp_src += 4;
tmp_dst += 4;
}
while(tmp_w--)
*tmp_dst++ = (*tmp_src++ == (u8)slot) ? 0xFF:0x00;
};
};
safe_sti(ifl);
i915_gem_object_set_to_gtt_domain(to_intel_bo(obj), false);
}
#endif
out:
drm_gem_object_unreference(obj);
unlock:
mutex_unlock(&dev->struct_mutex);
return ret;
}
#define NSEC_PER_SEC 1000000000L
void getrawmonotonic(struct timespec *ts)
{
u32 tmp = GetTimerTicks();
ts->tv_sec = tmp/100;
ts->tv_nsec = (tmp - ts->tv_sec*100)*10000000;
}
void prepare_to_wait(wait_queue_head_t *q, wait_queue_t *wait, int state)
{
unsigned long flags;
// wait->flags &= ~WQ_FLAG_EXCLUSIVE;
spin_lock_irqsave(&q->lock, flags);
if (list_empty(&wait->task_list))
__add_wait_queue(q, wait);
spin_unlock_irqrestore(&q->lock, flags);
}
/**
* finish_wait - clean up after waiting in a queue
* @q: waitqueue waited on
* @wait: wait descriptor
*
* Sets current thread back to running state and removes
* the wait descriptor from the given waitqueue if still
* queued.
*/
void finish_wait(wait_queue_head_t *q, wait_queue_t *wait)
{
unsigned long flags;
// __set_current_state(TASK_RUNNING);
/*
* We can check for list emptiness outside the lock
* IFF:
* - we use the "careful" check that verifies both
* the next and prev pointers, so that there cannot
* be any half-pending updates in progress on other
* CPU's that we haven't seen yet (and that might
* still change the stack area.
* and
* - all other users take the lock (ie we can only
* have _one_ other CPU that looks at or modifies
* the list).
*/
if (!list_empty_careful(&wait->task_list)) {
spin_lock_irqsave(&q->lock, flags);
list_del_init(&wait->task_list);
spin_unlock_irqrestore(&q->lock, flags);
}
DestroyEvent(wait->evnt);
}
int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key)
{
list_del_init(&wait->task_list);
return 1;
}