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i915 - Ivy bridge support.

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git-svn-id: svn://kolibrios.org@2339 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2012-01-27 02:16:24 +00:00
parent 62bf468603
commit ee2c97a3d1
6 changed files with 432 additions and 96 deletions
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231
drivers/video/drm/i915/Gtt/intel-gtt.c
View File

@ -38,6 +38,10 @@ static bool intel_enable_gtt(void);
#define PCI_VENDOR_ID_INTEL 0x8086
#define PCI_DEVICE_ID_INTEL_82830_HB 0x3575
#define PCI_DEVICE_ID_INTEL_82845G_HB 0x2560
#define PCI_DEVICE_ID_INTEL_82915G_IG 0x2582
#define PCI_DEVICE_ID_INTEL_82915GM_IG 0x2592
#define PCI_DEVICE_ID_INTEL_82945G_IG 0x2772
#define PCI_DEVICE_ID_INTEL_82945GM_IG 0x27A2
#define AGP_NORMAL_MEMORY 0
@ -71,10 +75,10 @@ static inline int pci_write_config_word(struct pci_dev *dev, int where,
/*
* If we have Intel graphics, we're not going to have anything other than
* an Intel IOMMU. So make the correct use of the PCI DMA API contingent
* on the Intel IOMMU support (CONFIG_DMAR).
* on the Intel IOMMU support (CONFIG_INTEL_IOMMU).
* Only newer chipsets need to bother with this, of course.
*/
#ifdef CONFIG_DMAR
#ifdef CONFIG_INTEL_IOMMU
#define USE_PCI_DMA_API 1
#else
#define USE_PCI_DMA_API 0
@ -440,7 +444,7 @@ static void intel_gtt_cleanup(void)
FreeKernelSpace(intel_private.gtt);
FreeKernelSpace(intel_private.registers);
// intel_gtt_teardown_scratch_page();
intel_gtt_teardown_scratch_page();
}
static int intel_gtt_init(void)
@ -469,7 +473,8 @@ static int intel_gtt_init(void)
if (HAS_PGTBL_EN)
intel_private.PGETBL_save |= I810_PGETBL_ENABLED;
dbgprintf("detected gtt size: %dK total, %dK mappable\n",
dev_info(&intel_private.bridge_dev->dev,
"detected gtt size: %dK total, %dK mappable\n",
intel_private.base.gtt_total_entries * 4,
intel_private.base.gtt_mappable_entries * 4);
@ -502,6 +507,17 @@ static int intel_gtt_init(void)
return 0;
}
static void i830_write_entry(dma_addr_t addr, unsigned int entry,
unsigned int flags)
{
u32 pte_flags = I810_PTE_VALID;
if (flags == AGP_USER_CACHED_MEMORY)
pte_flags |= I830_PTE_SYSTEM_CACHED;
writel(addr | pte_flags, intel_private.gtt + entry);
}
static bool intel_enable_gtt(void)
{
u32 gma_addr;
@ -559,6 +575,18 @@ static bool intel_enable_gtt(void)
return true;
}
static bool i830_check_flags(unsigned int flags)
{
switch (flags) {
case 0:
case AGP_PHYS_MEMORY:
case AGP_USER_CACHED_MEMORY:
case AGP_USER_MEMORY:
return true;
}
return false;
}
void intel_gtt_insert_pages(unsigned int first_entry, unsigned int num_entries,
struct page **pages, unsigned int flags)
@ -585,7 +613,6 @@ void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries)
readl(intel_private.gtt+i-1);
}
static void intel_i9xx_setup_flush(void)
{
/* return if already configured */
@ -595,25 +622,34 @@ static void intel_i9xx_setup_flush(void)
if (INTEL_GTT_GEN == 6)
return;
#if 0
/* setup a resource for this object */
intel_private.ifp_resource.name = "Intel Flush Page";
intel_private.ifp_resource.flags = IORESOURCE_MEM;
// intel_private.ifp_resource.name = "Intel Flush Page";
// intel_private.ifp_resource.flags = IORESOURCE_MEM;
intel_private.resource_valid = 0;
/* Setup chipset flush for 915 */
if (IS_G33 || INTEL_GTT_GEN >= 4) {
intel_i965_g33_setup_chipset_flush();
} else {
intel_i915_setup_chipset_flush();
}
// if (IS_G33 || INTEL_GTT_GEN >= 4) {
// intel_i965_g33_setup_chipset_flush();
// } else {
// intel_i915_setup_chipset_flush();
// }
if (intel_private.ifp_resource.start)
intel_private.i9xx_flush_page = ioremap_nocache(intel_private.ifp_resource.start, PAGE_SIZE);
// if (intel_private.ifp_resource.start)
// intel_private.i9xx_flush_page = ioremap_nocache(intel_private.ifp_resource.start, PAGE_SIZE);
if (!intel_private.i9xx_flush_page)
dev_err(&intel_private.pcidev->dev,
"can't ioremap flush page - no chipset flushing\n");
#endif
}
static void i9xx_cleanup(void)
{
if (intel_private.i9xx_flush_page)
iounmap(intel_private.i9xx_flush_page);
// if (intel_private.resource_valid)
// release_resource(&intel_private.ifp_resource);
intel_private.ifp_resource.start = 0;
intel_private.resource_valid = 0;
}
static void i9xx_chipset_flush(void)
@ -622,6 +658,21 @@ static void i9xx_chipset_flush(void)
writel(1, intel_private.i9xx_flush_page);
}
static void i965_write_entry(dma_addr_t addr,
unsigned int entry,
unsigned int flags)
{
u32 pte_flags;
pte_flags = I810_PTE_VALID;
if (flags == AGP_USER_CACHED_MEMORY)
pte_flags |= I830_PTE_SYSTEM_CACHED;
/* Shift high bits down */
addr |= (addr >> 28) & 0xf0;
writel(addr | pte_flags, intel_private.gtt + entry);
}
static bool gen6_check_flags(unsigned int flags)
{
return true;
@ -655,6 +706,26 @@ static void gen6_cleanup(void)
{
}
/* Certain Gen5 chipsets require require idling the GPU before
* unmapping anything from the GTT when VT-d is enabled.
*/
static inline int needs_idle_maps(void)
{
#ifdef CONFIG_INTEL_IOMMU
const unsigned short gpu_devid = intel_private.pcidev->device;
extern int intel_iommu_gfx_mapped;
/* Query intel_iommu to see if we need the workaround. Presumably that
* was loaded first.
*/
if ((gpu_devid == PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB ||
gpu_devid == PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG) &&
intel_iommu_gfx_mapped)
return 1;
#endif
return 0;
}
static int i9xx_setup(void)
{
u32 reg_addr;
@ -690,11 +761,74 @@ static int i9xx_setup(void)
intel_private.gtt_bus_addr = reg_addr + gtt_offset;
}
if (needs_idle_maps())
intel_private.base.do_idle_maps = 1;
intel_i9xx_setup_flush();
return 0;
}
static const struct intel_gtt_driver i915_gtt_driver = {
.gen = 3,
.has_pgtbl_enable = 1,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
/* i945 is the last gpu to need phys mem (for overlay and cursors). */
.write_entry = i830_write_entry,
.dma_mask_size = 32,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver g33_gtt_driver = {
.gen = 3,
.is_g33 = 1,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
.write_entry = i965_write_entry,
.dma_mask_size = 36,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver pineview_gtt_driver = {
.gen = 3,
.is_pineview = 1, .is_g33 = 1,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
.write_entry = i965_write_entry,
.dma_mask_size = 36,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver i965_gtt_driver = {
.gen = 4,
.has_pgtbl_enable = 1,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
.write_entry = i965_write_entry,
.dma_mask_size = 36,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver g4x_gtt_driver = {
.gen = 5,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
.write_entry = i965_write_entry,
.dma_mask_size = 36,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver ironlake_gtt_driver = {
.gen = 5,
.is_ironlake = 1,
.setup = i9xx_setup,
.cleanup = i9xx_cleanup,
.write_entry = i965_write_entry,
.dma_mask_size = 36,
.check_flags = i830_check_flags,
.chipset_flush = i9xx_chipset_flush,
};
static const struct intel_gtt_driver sandybridge_gtt_driver = {
.gen = 6,
.setup = i9xx_setup,
@ -714,6 +848,58 @@ static const struct intel_gtt_driver_description {
char *name;
const struct intel_gtt_driver *gtt_driver;
} intel_gtt_chipsets[] = {
{ PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82915G_IG, "915G",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945G_IG, "945G",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME",
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82G35_IG, "G35",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965G_IG, "965G",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE",
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G33_IG, "G33",
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q35_IG, "Q35",
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q33_IG, "Q33",
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150",
&pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150",
&pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_GM45_IG, "GM45",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, "Eaglelake",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q45_IG, "Q45/Q43",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G45_IG, "G45/G43",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_IG, "B43",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_1_IG, "B43",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G41_IG, "G41",
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG,
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG,
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG,
@ -728,6 +914,16 @@ static const struct intel_gtt_driver_description {
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG,
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_GT2_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT2_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT1_IG,
"Ivybridge", &sandybridge_gtt_driver },
{ 0, NULL, NULL }
};
@ -789,17 +985,20 @@ int intel_gmch_probe(struct pci_dev *pdev,
return 1;
}
EXPORT_SYMBOL(intel_gmch_probe);
const struct intel_gtt *intel_gtt_get(void)
{
return &intel_private.base;
}
EXPORT_SYMBOL(intel_gtt_get);
void intel_gtt_chipset_flush(void)
{
if (intel_private.driver->chipset_flush)
intel_private.driver->chipset_flush();
}
EXPORT_SYMBOL(intel_gtt_chipset_flush);
phys_addr_t get_bus_addr(void)

2
drivers/video/drm/i915/Gtt/intel-gtt.h
View File

@ -13,6 +13,8 @@ const struct intel_gtt {
unsigned int gtt_mappable_entries;
/* Whether i915 needs to use the dmar apis or not. */
unsigned int needs_dmar : 1;
/* Whether we idle the gpu before mapping/unmapping */
unsigned int do_idle_maps : 1;
} *intel_gtt_get(void);
void intel_gtt_chipset_flush(void);

1
drivers/video/drm/i915/i915_dma.c
View File

@ -622,7 +622,6 @@ out_mtrrfree:
out_rmmap:
pci_iounmap(dev->pdev, dev_priv->regs);
put_bridge:
// pci_dev_put(dev_priv->bridge_dev);
free_priv:

140
drivers/video/drm/i915/i915_drv.c
View File

@ -1,4 +1,3 @@
/* i915_drv.c -- i830,i845,i855,i865,i915 driver -*- linux-c -*-
*/
/*
@ -74,6 +73,100 @@ int i915_vbt_sdvo_panel_type __read_mostly = -1;
.subdevice = PCI_ANY_ID, \
.driver_data = (unsigned long) info }
static const struct intel_device_info intel_i830_info = {
.gen = 2, .is_mobile = 1, .cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_845g_info = {
.gen = 2,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_i85x_info = {
.gen = 2, .is_i85x = 1, .is_mobile = 1,
.cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_i865g_info = {
.gen = 2,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_i915g_info = {
.gen = 3, .is_i915g = 1, .cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_i915gm_info = {
.gen = 3, .is_mobile = 1,
.cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
.supports_tv = 1,
};
static const struct intel_device_info intel_i945g_info = {
.gen = 3, .has_hotplug = 1, .cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
};
static const struct intel_device_info intel_i945gm_info = {
.gen = 3, .is_i945gm = 1, .is_mobile = 1,
.has_hotplug = 1, .cursor_needs_physical = 1,
.has_overlay = 1, .overlay_needs_physical = 1,
.supports_tv = 1,
};
static const struct intel_device_info intel_i965g_info = {
.gen = 4, .is_broadwater = 1,
.has_hotplug = 1,
.has_overlay = 1,
};
static const struct intel_device_info intel_i965gm_info = {
.gen = 4, .is_crestline = 1,
.is_mobile = 1, .has_fbc = 1, .has_hotplug = 1,
.has_overlay = 1,
.supports_tv = 1,
};
static const struct intel_device_info intel_g33_info = {
.gen = 3, .is_g33 = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_overlay = 1,
};
static const struct intel_device_info intel_g45_info = {
.gen = 4, .is_g4x = 1, .need_gfx_hws = 1,
.has_pipe_cxsr = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
};
static const struct intel_device_info intel_gm45_info = {
.gen = 4, .is_g4x = 1,
.is_mobile = 1, .need_gfx_hws = 1, .has_fbc = 1,
.has_pipe_cxsr = 1, .has_hotplug = 1,
.supports_tv = 1,
.has_bsd_ring = 1,
};
static const struct intel_device_info intel_pineview_info = {
.gen = 3, .is_g33 = 1, .is_pineview = 1, .is_mobile = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_overlay = 1,
};
static const struct intel_device_info intel_ironlake_d_info = {
.gen = 5,
.need_gfx_hws = 1, .has_pipe_cxsr = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
};
static const struct intel_device_info intel_ironlake_m_info = {
.gen = 5, .is_mobile = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_fbc = 1,
.has_bsd_ring = 1,
};
static const struct intel_device_info intel_sandybridge_d_info = {
.gen = 6,
.need_gfx_hws = 1, .has_hotplug = 1,
@ -89,8 +182,48 @@ static const struct intel_device_info intel_sandybridge_m_info = {
.has_blt_ring = 1,
};
static const struct intel_device_info intel_ivybridge_d_info = {
.is_ivybridge = 1, .gen = 7,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_bsd_ring = 1,
.has_blt_ring = 1,
};
static const struct intel_device_info intel_ivybridge_m_info = {
.is_ivybridge = 1, .gen = 7, .is_mobile = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
.has_fbc = 0, /* FBC is not enabled on Ivybridge mobile yet */
.has_bsd_ring = 1,
.has_blt_ring = 1,
};
static const struct pci_device_id pciidlist[] = { /* aka */
INTEL_VGA_DEVICE(0x2582, &intel_i915g_info), /* I915_G */
INTEL_VGA_DEVICE(0x258a, &intel_i915g_info), /* E7221_G */
INTEL_VGA_DEVICE(0x2592, &intel_i915gm_info), /* I915_GM */
INTEL_VGA_DEVICE(0x2772, &intel_i945g_info), /* I945_G */
INTEL_VGA_DEVICE(0x27a2, &intel_i945gm_info), /* I945_GM */
INTEL_VGA_DEVICE(0x27ae, &intel_i945gm_info), /* I945_GME */
INTEL_VGA_DEVICE(0x2972, &intel_i965g_info), /* I946_GZ */
INTEL_VGA_DEVICE(0x2982, &intel_i965g_info), /* G35_G */
INTEL_VGA_DEVICE(0x2992, &intel_i965g_info), /* I965_Q */
INTEL_VGA_DEVICE(0x29a2, &intel_i965g_info), /* I965_G */
INTEL_VGA_DEVICE(0x29b2, &intel_g33_info), /* Q35_G */
INTEL_VGA_DEVICE(0x29c2, &intel_g33_info), /* G33_G */
INTEL_VGA_DEVICE(0x29d2, &intel_g33_info), /* Q33_G */
INTEL_VGA_DEVICE(0x2a02, &intel_i965gm_info), /* I965_GM */
INTEL_VGA_DEVICE(0x2a12, &intel_i965gm_info), /* I965_GME */
INTEL_VGA_DEVICE(0x2a42, &intel_gm45_info), /* GM45_G */
INTEL_VGA_DEVICE(0x2e02, &intel_g45_info), /* IGD_E_G */
INTEL_VGA_DEVICE(0x2e12, &intel_g45_info), /* Q45_G */
INTEL_VGA_DEVICE(0x2e22, &intel_g45_info), /* G45_G */
INTEL_VGA_DEVICE(0x2e32, &intel_g45_info), /* G41_G */
INTEL_VGA_DEVICE(0x2e42, &intel_g45_info), /* B43_G */
INTEL_VGA_DEVICE(0x2e92, &intel_g45_info), /* B43_G.1 */
INTEL_VGA_DEVICE(0xa001, &intel_pineview_info),
INTEL_VGA_DEVICE(0xa011, &intel_pineview_info),
INTEL_VGA_DEVICE(0x0042, &intel_ironlake_d_info),
INTEL_VGA_DEVICE(0x0046, &intel_ironlake_m_info),
INTEL_VGA_DEVICE(0x0102, &intel_sandybridge_d_info),
INTEL_VGA_DEVICE(0x0112, &intel_sandybridge_d_info),
INTEL_VGA_DEVICE(0x0122, &intel_sandybridge_d_info),
@ -98,6 +231,11 @@ static const struct pci_device_id pciidlist[] = { /* aka */
INTEL_VGA_DEVICE(0x0116, &intel_sandybridge_m_info),
INTEL_VGA_DEVICE(0x0126, &intel_sandybridge_m_info),
INTEL_VGA_DEVICE(0x010A, &intel_sandybridge_d_info),
INTEL_VGA_DEVICE(0x0156, &intel_ivybridge_m_info), /* GT1 mobile */
INTEL_VGA_DEVICE(0x0166, &intel_ivybridge_m_info), /* GT2 mobile */
INTEL_VGA_DEVICE(0x0152, &intel_ivybridge_d_info), /* GT1 desktop */
INTEL_VGA_DEVICE(0x0162, &intel_ivybridge_d_info), /* GT2 desktop */
INTEL_VGA_DEVICE(0x015a, &intel_ivybridge_d_info), /* GT1 server */
{0, 0, 0}
};

19
drivers/video/drm/i915/intel_display.c
View File

@ -2181,9 +2181,6 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
ret = intel_pipe_set_base_atomic(crtc, crtc->fb, x, y,
LEAVE_ATOMIC_MODE_SET);
dbgprintf("set base atomic done ret= %d\n", ret);
if (ret) {
// i915_gem_object_unpin(to_intel_framebuffer(crtc->fb)->obj);
mutex_unlock(&dev->struct_mutex);
@ -7252,11 +7249,25 @@ static void ironlake_teardown_rc6(struct drm_device *dev)
}
}
static void ironlake_disable_rc6(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (I915_READ(PWRCTXA)) {
/* Wake the GPU, prevent RC6, then restore RSTDBYCTL */
I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) | RCX_SW_EXIT);
wait_for(((I915_READ(RSTDBYCTL) & RSX_STATUS_MASK) == RSX_STATUS_ON),
50);
I915_WRITE(PWRCTXA, 0);
POSTING_READ(PWRCTXA);
I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) & ~RCX_SW_EXIT);
POSTING_READ(RSTDBYCTL);
}
ironlake_teardown_rc6(dev);
}
static int ironlake_setup_rc6(struct drm_device *dev)
{

53
drivers/video/drm/i915/intel_ringbuffer.c
View File

@ -208,8 +208,6 @@ static int init_ring_common(struct intel_ring_buffer *ring)
return 0;
}
#if 0
/*
* 965+ support PIPE_CONTROL commands, which provide finer grained control
* over cache flushing.
@ -241,14 +239,14 @@ init_pipe_control(struct intel_ring_buffer *ring)
goto err;
}
i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
// i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
ret = i915_gem_object_pin(obj, 4096, true);
if (ret)
goto err_unref;
pc->gtt_offset = obj->gtt_offset;
pc->cpu_page = kmap(obj->pages[0]);
pc->cpu_page = (void*)MapIoMem(obj->pages[0], 4096, PG_SW);
if (pc->cpu_page == NULL)
goto err_unpin;
@ -257,9 +255,9 @@ init_pipe_control(struct intel_ring_buffer *ring)
return 0;
err_unpin:
i915_gem_object_unpin(obj);
// i915_gem_object_unpin(obj);
err_unref:
drm_gem_object_unreference(&obj->base);
// drm_gem_object_unreference(&obj->base);
err:
kfree(pc);
return ret;
@ -275,16 +273,14 @@ cleanup_pipe_control(struct intel_ring_buffer *ring)
return;
obj = pc->obj;
kunmap(obj->pages[0]);
i915_gem_object_unpin(obj);
drm_gem_object_unreference(&obj->base);
// kunmap(obj->pages[0]);
// i915_gem_object_unpin(obj);
// drm_gem_object_unreference(&obj->base);
kfree(pc);
ring->private = NULL;
}
#endif
static int init_render_ring(struct intel_ring_buffer *ring)
{
struct drm_device *dev = ring->dev;
@ -307,7 +303,7 @@ static int init_render_ring(struct intel_ring_buffer *ring)
if (INTEL_INFO(dev)->gen >= 6) {
} else if (IS_GEN5(dev)) {
// ret = init_pipe_control(ring);
ret = init_pipe_control(ring);
if (ret)
return ret;
}
@ -317,8 +313,6 @@ static int init_render_ring(struct intel_ring_buffer *ring)
return ret;
}
#if 0
static void render_ring_cleanup(struct intel_ring_buffer *ring)
{
if (!ring->private)
@ -527,6 +521,7 @@ i915_disable_irq(drm_i915_private_t *dev_priv, u32 mask)
POSTING_READ(IMR);
}
#if 0
static bool
render_ring_get_irq(struct intel_ring_buffer *ring)
{
@ -616,8 +611,6 @@ bsd_ring_flush(struct intel_ring_buffer *ring,
return 0;
}
#if 0
static int
ring_add_request(struct intel_ring_buffer *ring,
u32 *result)
@ -641,6 +634,8 @@ ring_add_request(struct intel_ring_buffer *ring,
return 0;
}
#if 0
static bool
gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
{
@ -777,8 +772,8 @@ static void cleanup_status_page(struct intel_ring_buffer *ring)
return;
kunmap(obj->pages[0]);
i915_gem_object_unpin(obj);
drm_gem_object_unreference(&obj->base);
// i915_gem_object_unpin(obj);
// drm_gem_object_unreference(&obj->base);
ring->status_page.obj = NULL;
memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
@ -798,7 +793,7 @@ static int init_status_page(struct intel_ring_buffer *ring)
goto err;
}
i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
// i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
ret = i915_gem_object_pin(obj, 4096, true);
if (ret != 0) {
@ -907,7 +902,6 @@ err_hws:
return ret;
}
void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
{
struct drm_i915_private *dev_priv;
@ -937,7 +931,6 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
// cleanup_status_page(ring);
}
static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring)
{
unsigned int *virt;
@ -1036,7 +1029,6 @@ void intel_ring_advance(struct intel_ring_buffer *ring)
ring->write_tail(ring, ring->tail);
}
static const struct intel_ring_buffer render_ring = {
.name = "render ring",
.id = RING_RENDER,
@ -1045,7 +1037,7 @@ static const struct intel_ring_buffer render_ring = {
.init = init_render_ring,
.write_tail = ring_write_tail,
.flush = render_ring_flush,
// .add_request = render_ring_add_request,
.add_request = render_ring_add_request,
// .get_seqno = ring_get_seqno,
// .irq_get = render_ring_get_irq,
// .irq_put = render_ring_put_irq,
@ -1063,7 +1055,7 @@ static const struct intel_ring_buffer bsd_ring = {
.init = init_ring_common,
.write_tail = ring_write_tail,
.flush = bsd_ring_flush,
// .add_request = ring_add_request,
.add_request = ring_add_request,
// .get_seqno = ring_get_seqno,
// .irq_get = bsd_ring_get_irq,
// .irq_put = bsd_ring_put_irq,
@ -1093,7 +1085,6 @@ static void gen6_bsd_ring_write_tail(struct intel_ring_buffer *ring,
GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_ENABLE);
}
static int gen6_ring_flush(struct intel_ring_buffer *ring,
u32 invalidate, u32 flush)
{
@ -1177,7 +1168,7 @@ static const struct intel_ring_buffer gen6_bsd_ring = {
.init = init_ring_common,
.write_tail = gen6_bsd_ring_write_tail,
.flush = gen6_ring_flush,
// .add_request = gen6_add_request,
.add_request = gen6_add_request,
// .get_seqno = ring_get_seqno,
// .irq_get = gen6_bsd_ring_get_irq,
// .irq_put = gen6_bsd_ring_put_irq,
@ -1219,7 +1210,6 @@ to_blt_workaround(struct intel_ring_buffer *ring)
return ring->private;
}
static int blt_ring_init(struct intel_ring_buffer *ring)
{
if (NEED_BLT_WORKAROUND(ring->dev)) {
@ -1302,7 +1292,6 @@ static void blt_ring_cleanup(struct intel_ring_buffer *ring)
ring->private = NULL;
}
static const struct intel_ring_buffer gen6_blt_ring = {
.name = "blt ring",
.id = RING_BLT,
@ -1311,7 +1300,7 @@ static const struct intel_ring_buffer gen6_blt_ring = {
.init = blt_ring_init,
.write_tail = ring_write_tail,
.flush = blt_ring_flush,
// .add_request = gen6_add_request,
.add_request = gen6_add_request,
// .get_seqno = ring_get_seqno,
// .irq_get = blt_ring_get_irq,
// .irq_put = blt_ring_put_irq,
@ -1319,8 +1308,6 @@ static const struct intel_ring_buffer gen6_blt_ring = {
// .cleanup = blt_ring_cleanup,
};
int intel_init_render_ring_buffer(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@ -1328,11 +1315,11 @@ int intel_init_render_ring_buffer(struct drm_device *dev)
ENTER();
*ring = render_ring;
if (INTEL_INFO(dev)->gen >= 6) {
// ring->add_request = gen6_add_request;
ring->add_request = gen6_add_request;
// ring->irq_get = gen6_render_ring_get_irq;
// ring->irq_put = gen6_render_ring_put_irq;
} else if (IS_GEN5(dev)) {
// ring->add_request = pc_render_add_request;
ring->add_request = pc_render_add_request;
// ring->get_seqno = pc_render_get_seqno;
}