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yaml
---
r: 228735
b: refs/heads/master
c: ff26860
h: refs/heads/master
i:
  228733: bb95326
  228731: b9997c9
  228727: 0b2ed7c
  228719: 2a7cfd3
  228703: 69acbb9
  228671: b95ec6d
  228607: a77bbaa
v: v3
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Daniel Vetter authored and Chris Wilson committed Nov 23, 2010
1 parent 2fd3c2d commit 224f15a
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Showing 2 changed files with 62 additions and 90 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 820647b97a9cbdd976c7177f1b6047fc1f6dd5c0
refs/heads/master: ff26860fb53f2dcfaaaf1bf017b09dbdfddff5ee
150 changes: 61 additions & 89 deletions trunk/drivers/char/agp/intel-gtt.c
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Original file line number Diff line number Diff line change
Expand Up @@ -86,9 +86,6 @@ static struct _intel_private {
dma_addr_t scratch_page_dma;
} intel_private;

static int intel_fake_agp_insert_entries(struct agp_memory *mem,
off_t pg_start, int type);

#define INTEL_GTT_GEN intel_private.driver->gen
#define IS_G33 intel_private.driver->is_g33
#define IS_PINEVIEW intel_private.driver->is_pineview
Expand Down Expand Up @@ -223,30 +220,26 @@ static void i810_cleanup(void)
free_gatt_pages(intel_private.i81x_gtt_table, I810_GTT_ORDER);
}

static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start,
int type)
static int i810_insert_dcache_entries(struct agp_memory *mem, off_t pg_start,
int type)
{
int i;

if (type == AGP_DCACHE_MEMORY) {
if ((pg_start + mem->page_count)
> intel_private.num_dcache_entries)
return -EINVAL;

if (!mem->is_flushed)
global_cache_flush();
if ((pg_start + mem->page_count)
> intel_private.num_dcache_entries)
return -EINVAL;

for (i = pg_start; i < (pg_start + mem->page_count); i++) {
dma_addr_t addr = i << PAGE_SHIFT;
intel_private.driver->write_entry(addr,
i, type);
}
readl(intel_private.gtt+i-1);
if (!mem->is_flushed)
global_cache_flush();

return 0;
for (i = pg_start; i < (pg_start + mem->page_count); i++) {
dma_addr_t addr = i << PAGE_SHIFT;
intel_private.driver->write_entry(addr,
i, type);
}
readl(intel_private.gtt+i-1);

return intel_fake_agp_insert_entries(mem, pg_start, type);
return 0;
}

/*
Expand Down Expand Up @@ -935,6 +928,9 @@ static int intel_fake_agp_insert_entries(struct agp_memory *mem,
int i, j;
int ret = -EINVAL;

if (INTEL_GTT_GEN == 1 && type == AGP_DCACHE_MEMORY)
return i810_insert_dcache_entries(mem, pg_start, type);

if (mem->page_count == 0)
goto out;

Expand Down Expand Up @@ -1211,28 +1207,6 @@ static int i9xx_setup(void)
return 0;
}

static const struct agp_bridge_driver intel_810_driver = {
.owner = THIS_MODULE,
.size_type = FIXED_APER_SIZE,
.aperture_sizes = intel_fake_agp_sizes,
.num_aperture_sizes = ARRAY_SIZE(intel_fake_agp_sizes),
.configure = intel_fake_agp_configure,
.fetch_size = intel_fake_agp_fetch_size,
.cleanup = intel_gtt_cleanup,
.agp_enable = intel_fake_agp_enable,
.cache_flush = global_cache_flush,
.create_gatt_table = intel_fake_agp_create_gatt_table,
.free_gatt_table = intel_fake_agp_free_gatt_table,
.insert_memory = intel_i810_insert_entries,
.remove_memory = intel_fake_agp_remove_entries,
.alloc_by_type = intel_fake_agp_alloc_by_type,
.free_by_type = intel_i810_free_by_type,
.agp_alloc_page = agp_generic_alloc_page,
.agp_alloc_pages = agp_generic_alloc_pages,
.agp_destroy_page = agp_generic_destroy_page,
.agp_destroy_pages = agp_generic_destroy_pages,
};

static const struct agp_bridge_driver intel_fake_agp_driver = {
.owner = THIS_MODULE,
.size_type = FIXED_APER_SIZE,
Expand Down Expand Up @@ -1352,93 +1326,92 @@ static const struct intel_gtt_driver sandybridge_gtt_driver = {
static const struct intel_gtt_driver_description {
unsigned int gmch_chip_id;
char *name;
const struct agp_bridge_driver *gmch_driver;
const struct intel_gtt_driver *gtt_driver;
} intel_gtt_chipsets[] = {
{ PCI_DEVICE_ID_INTEL_82810_IG1, "i810", &intel_810_driver,
{ PCI_DEVICE_ID_INTEL_82810_IG1, "i810",
&i81x_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82810_IG3, "i810", &intel_810_driver,
{ PCI_DEVICE_ID_INTEL_82810_IG3, "i810",
&i81x_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82810E_IG, "i810", &intel_810_driver,
{ PCI_DEVICE_ID_INTEL_82810E_IG, "i810",
&i81x_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82815_CGC, "i815", &intel_810_driver,
{ PCI_DEVICE_ID_INTEL_82815_CGC, "i815",
&i81x_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82830_CGC, "830M",
&intel_fake_agp_driver, &i8xx_gtt_driver},
&i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82845G_IG, "830M",
&intel_fake_agp_driver, &i8xx_gtt_driver},
&i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82854_IG, "854",
&intel_fake_agp_driver, &i8xx_gtt_driver},
&i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82855GM_IG, "855GM",
&intel_fake_agp_driver, &i8xx_gtt_driver},
&i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82865_IG, "865",
&intel_fake_agp_driver, &i8xx_gtt_driver},
&i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82915G_IG, "915G",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945G_IG, "945G",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME",
&intel_fake_agp_driver, &i915_gtt_driver },
&i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82G35_IG, "G35",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965G_IG, "965G",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE",
&intel_fake_agp_driver, &i965_gtt_driver },
&i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G33_IG, "G33",
&intel_fake_agp_driver, &g33_gtt_driver },
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q35_IG, "Q35",
&intel_fake_agp_driver, &g33_gtt_driver },
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q33_IG, "Q33",
&intel_fake_agp_driver, &g33_gtt_driver },
&g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150",
&intel_fake_agp_driver, &pineview_gtt_driver },
&pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150",
&intel_fake_agp_driver, &pineview_gtt_driver },
&pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_GM45_IG, "GM45",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, "Eaglelake",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q45_IG, "Q45/Q43",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G45_IG, "G45/G43",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_IG, "B43",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_1_IG, "B43",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G41_IG, "G41",
&intel_fake_agp_driver, &g4x_gtt_driver },
&g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG,
"HD Graphics", &intel_fake_agp_driver, &ironlake_gtt_driver },
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG,
"HD Graphics", &intel_fake_agp_driver, &ironlake_gtt_driver },
"HD Graphics", &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG,
"Sandybridge", &intel_fake_agp_driver, &sandybridge_gtt_driver },
"Sandybridge", &sandybridge_gtt_driver },
{ 0, NULL, NULL }
};

Expand All @@ -1463,21 +1436,20 @@ int intel_gmch_probe(struct pci_dev *pdev,
struct agp_bridge_data *bridge)
{
int i, mask;
bridge->driver = NULL;
intel_private.driver = NULL;

for (i = 0; intel_gtt_chipsets[i].name != NULL; i++) {
if (find_gmch(intel_gtt_chipsets[i].gmch_chip_id)) {
bridge->driver =
intel_gtt_chipsets[i].gmch_driver;
intel_private.driver =
intel_gtt_chipsets[i].gtt_driver;
break;
}
}

if (!bridge->driver)
if (!intel_private.driver)
return 0;

bridge->driver = &intel_fake_agp_driver;
bridge->dev_private_data = &intel_private;
bridge->dev = pdev;

Expand Down

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