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intel-gtt: introduce intel_gtt_driver 

Same idea as INTEL_INFO from drm/i915. This
- reduces the dependancy on agp_driver
- stops the what-does-IS_I965G-mean confusion (here it's just gen4, in
  drm/i915 it's gen >=4)
- further prepares the separation of the fake agp driver from the rest.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Daniel Vetter 2010-09-08 21:18:53 +02:00 committed by Chris Wilson
parent e5e408fc94
commit 1a997ff2a0
2 changed files with 120 additions and 87 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
drivers/char/agp/intel-agp.h
View File

@ -213,46 +213,6 @@
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB 0x0108 /* Server */ #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB 0x0108 /* Server */
#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG 0x010A #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG 0x010A
/* cover 915 and 945 variants */
#define IS_I915 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_E7221_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GM_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GME_HB)
#define IS_I965 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82946GZ_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82G35_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965Q_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965G_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GM_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GME_HB)
#define IS_G33 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G33_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q35_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q33_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_HB)
#define IS_PINEVIEW (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_HB)
#define IS_SNB (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_HB)
#define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_EAGLELAKE_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G41_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_B43_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB || \
agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB || \
IS_SNB)
int intel_gmch_probe(struct pci_dev *pdev, int intel_gmch_probe(struct pci_dev *pdev,
struct agp_bridge_data *bridge); struct agp_bridge_data *bridge);
void intel_gmch_remove(struct pci_dev *pdev); void intel_gmch_remove(struct pci_dev *pdev);

167
drivers/char/agp/intel-gtt.c
View File

@ -81,8 +81,16 @@ static struct gatt_mask intel_gen6_masks[] =
.type = INTEL_AGP_CACHED_MEMORY_LLC_MLC_GFDT }, .type = INTEL_AGP_CACHED_MEMORY_LLC_MLC_GFDT },
}; };
struct intel_gtt_driver {
unsigned int gen : 8;
unsigned int is_g33 : 1;
unsigned int is_pineview : 1;
unsigned int is_ironlake : 1;
};
static struct _intel_private { static struct _intel_private {
struct intel_gtt base; struct intel_gtt base;
const struct intel_gtt_driver *driver;
struct pci_dev *pcidev; /* device one */ struct pci_dev *pcidev; /* device one */
struct pci_dev *bridge_dev; struct pci_dev *bridge_dev;
u8 __iomem *registers; u8 __iomem *registers;
@ -97,6 +105,11 @@ static struct _intel_private {
int resource_valid; int resource_valid;
} intel_private; } intel_private;
#define INTEL_GTT_GEN intel_private.driver->gen
#define IS_G33 intel_private.driver->is_g33
#define IS_PINEVIEW intel_private.driver->is_pineview
#define IS_IRONLAKE intel_private.driver->is_ironlake
#ifdef USE_PCI_DMA_API #ifdef USE_PCI_DMA_API
static int intel_agp_map_page(struct page *page, dma_addr_t *ret) static int intel_agp_map_page(struct page *page, dma_addr_t *ret)
{ {
@ -543,7 +556,7 @@ static unsigned int intel_gtt_stolen_entries(void)
pci_read_config_word(intel_private.bridge_dev, pci_read_config_word(intel_private.bridge_dev,
I830_GMCH_CTRL, &gmch_ctrl); I830_GMCH_CTRL, &gmch_ctrl);
if (IS_G4X || IS_PINEVIEW) if (INTEL_GTT_GEN > 4 || IS_PINEVIEW)
overhead_entries = 0; overhead_entries = 0;
else else
overhead_entries = intel_private.base.gtt_mappable_entries overhead_entries = intel_private.base.gtt_mappable_entries
@ -573,7 +586,7 @@ static unsigned int intel_gtt_stolen_entries(void)
stolen_size = 0; stolen_size = 0;
break; break;
} }
} else if (IS_SNB) { } else if (INTEL_GTT_GEN == 6) {
/* /*
* SandyBridge has new memory control reg at 0x50.w * SandyBridge has new memory control reg at 0x50.w
*/ */
@ -700,7 +713,7 @@ static unsigned int intel_gtt_total_entries(void)
{ {
int size; int size;
if (IS_G33 || IS_I965 || IS_G4X) { if (IS_G33 || INTEL_GTT_GEN >= 4) {
u32 pgetbl_ctl; u32 pgetbl_ctl;
pgetbl_ctl = readl(intel_private.registers+I810_PGETBL_CTL); pgetbl_ctl = readl(intel_private.registers+I810_PGETBL_CTL);
@ -1086,7 +1099,7 @@ static void intel_i9xx_setup_flush(void)
if (intel_private.ifp_resource.start) if (intel_private.ifp_resource.start)
return; return;
if (IS_SNB) if (INTEL_GTT_GEN == 6)
return; return;
/* setup a resource for this object */ /* setup a resource for this object */
@ -1094,7 +1107,7 @@ static void intel_i9xx_setup_flush(void)
intel_private.ifp_resource.flags = IORESOURCE_MEM; intel_private.ifp_resource.flags = IORESOURCE_MEM;
/* Setup chipset flush for 915 */ /* Setup chipset flush for 915 */
if (IS_I965 || IS_G33 || IS_G4X) { if (IS_G33 || INTEL_GTT_GEN >= 4) {
intel_i965_g33_setup_chipset_flush(); intel_i965_g33_setup_chipset_flush();
} else { } else {
intel_i915_setup_chipset_flush(); intel_i915_setup_chipset_flush();
@ -1196,7 +1209,8 @@ static int intel_i915_insert_entries(struct agp_memory *mem, off_t pg_start,
mask_type = agp_bridge->driver->agp_type_to_mask_type(agp_bridge, type); mask_type = agp_bridge->driver->agp_type_to_mask_type(agp_bridge, type);
if (!IS_SNB && mask_type != 0 && mask_type != AGP_PHYS_MEMORY && if (INTEL_GTT_GEN != 6 && mask_type != 0 &&
mask_type != AGP_PHYS_MEMORY &&
mask_type != INTEL_AGP_CACHED_MEMORY) mask_type != INTEL_AGP_CACHED_MEMORY)
goto out_err; goto out_err;
@ -1631,6 +1645,34 @@ static const struct agp_bridge_driver intel_g33_driver = {
#endif #endif
}; };
static const struct intel_gtt_driver i8xx_gtt_driver = {
.gen = 2,
};
static const struct intel_gtt_driver i915_gtt_driver = {
.gen = 3,
};
static const struct intel_gtt_driver g33_gtt_driver = {
.gen = 3,
.is_g33 = 1,
};
static const struct intel_gtt_driver pineview_gtt_driver = {
.gen = 3,
.is_pineview = 1, .is_g33 = 1,
};
static const struct intel_gtt_driver i965_gtt_driver = {
.gen = 4,
};
static const struct intel_gtt_driver g4x_gtt_driver = {
.gen = 5,
};
static const struct intel_gtt_driver ironlake_gtt_driver = {
.gen = 5,
.is_ironlake = 1,
};
static const struct intel_gtt_driver sandybridge_gtt_driver = {
.gen = 6,
};
/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of /* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of
* driver and gmch_driver must be non-null, and find_gmch will determine * driver and gmch_driver must be non-null, and find_gmch will determine
* which one should be used if a gmch_chip_id is present. * which one should be used if a gmch_chip_id is present.
@ -1639,57 +1681,86 @@ static const struct intel_gtt_driver_description {
unsigned int gmch_chip_id; unsigned int gmch_chip_id;
char *name; char *name;
const struct agp_bridge_driver *gmch_driver; const struct agp_bridge_driver *gmch_driver;
const struct intel_gtt_driver *gtt_driver;
} intel_gtt_chipsets[] = { } intel_gtt_chipsets[] = {
{ PCI_DEVICE_ID_INTEL_82810_IG1, "i810", &intel_810_driver }, { PCI_DEVICE_ID_INTEL_82810_IG1, "i810", &intel_810_driver , NULL},
{ PCI_DEVICE_ID_INTEL_82810_IG3, "i810", &intel_810_driver }, { PCI_DEVICE_ID_INTEL_82810_IG3, "i810", &intel_810_driver , NULL},
{ PCI_DEVICE_ID_INTEL_82810E_IG, "i810", &intel_810_driver }, { PCI_DEVICE_ID_INTEL_82810E_IG, "i810", &intel_810_driver , NULL},
{ PCI_DEVICE_ID_INTEL_82815_CGC, "i815", &intel_810_driver }, { PCI_DEVICE_ID_INTEL_82815_CGC, "i815", &intel_810_driver , NULL},
{ PCI_DEVICE_ID_INTEL_82830_CGC, "830M", &intel_830_driver }, { PCI_DEVICE_ID_INTEL_82830_CGC, "830M",
{ PCI_DEVICE_ID_INTEL_82845G_IG, "830M", &intel_830_driver }, &intel_830_driver , &i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82854_IG, "854", &intel_830_driver }, { PCI_DEVICE_ID_INTEL_82845G_IG, "830M",
{ PCI_DEVICE_ID_INTEL_82855GM_IG, "855GM", &intel_830_driver }, &intel_830_driver , &i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82865_IG, "865", &intel_830_driver }, { PCI_DEVICE_ID_INTEL_82854_IG, "854",
{ PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)", &intel_915_driver }, &intel_830_driver , &i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82915G_IG, "915G", &intel_915_driver }, { PCI_DEVICE_ID_INTEL_82855GM_IG, "855GM",
{ PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM", &intel_915_driver }, &intel_830_driver , &i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82945G_IG, "945G", &intel_915_driver }, { PCI_DEVICE_ID_INTEL_82865_IG, "865",
{ PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM", &intel_915_driver }, &intel_830_driver , &i8xx_gtt_driver},
{ PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME", &intel_915_driver }, { PCI_DEVICE_ID_INTEL_E7221_IG, "E7221 (i915)",
{ PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ", &intel_i965_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82G35_IG, "G35", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82915G_IG, "915G",
{ PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q", &intel_i965_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965G_IG, "965G", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82915GM_IG, "915GM",
{ PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM", &intel_i965_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82945G_IG, "945G",
{ PCI_DEVICE_ID_INTEL_G33_IG, "G33", &intel_g33_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q35_IG, "Q35", &intel_g33_driver }, { PCI_DEVICE_ID_INTEL_82945GM_IG, "945GM",
{ PCI_DEVICE_ID_INTEL_Q33_IG, "Q33", &intel_g33_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150", &intel_g33_driver }, { PCI_DEVICE_ID_INTEL_82945GME_IG, "945GME",
{ PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150", &intel_g33_driver }, &intel_915_driver , &i915_gtt_driver },
{ PCI_DEVICE_ID_INTEL_GM45_IG, "GM45", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82946GZ_IG, "946GZ",
{ PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, "Eaglelake", &intel_i965_driver }, &intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q45_IG, "Q45/Q43", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82G35_IG, "G35",
{ PCI_DEVICE_ID_INTEL_G45_IG, "G45/G43", &intel_i965_driver }, &intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_IG, "B43", &intel_i965_driver }, { PCI_DEVICE_ID_INTEL_82965Q_IG, "965Q",
{ PCI_DEVICE_ID_INTEL_G41_IG, "G41", &intel_i965_driver }, &intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965G_IG, "965G",
&intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GM_IG, "965GM",
&intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_82965GME_IG, "965GME/GLE",
&intel_i965_driver , &i965_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G33_IG, "G33",
&intel_g33_driver , &g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q35_IG, "Q35",
&intel_g33_driver , &g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q33_IG, "Q33",
&intel_g33_driver , &g33_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, "GMA3150",
&intel_g33_driver , &pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_PINEVIEW_IG, "GMA3150",
&intel_g33_driver , &pineview_gtt_driver },
{ PCI_DEVICE_ID_INTEL_GM45_IG, "GM45",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, "Eaglelake",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_Q45_IG, "Q45/Q43",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G45_IG, "G45/G43",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_B43_IG, "B43",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_G41_IG, "G41",
&intel_i965_driver , &g4x_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG, { PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG,
"HD Graphics", &intel_i965_driver }, "HD Graphics", &intel_i965_driver , &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, { PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG,
"HD Graphics", &intel_i965_driver }, "HD Graphics", &intel_i965_driver , &ironlake_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT1_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_GT2_PLUS_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT1_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_GT2_PLUS_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG, { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_S_IG,
"Sandybridge", &intel_gen6_driver }, "Sandybridge", &intel_gen6_driver , &sandybridge_gtt_driver },
{ 0, NULL, NULL } { 0, NULL, NULL }
}; };
@ -1720,6 +1791,8 @@ int intel_gmch_probe(struct pci_dev *pdev,
if (find_gmch(intel_gtt_chipsets[i].gmch_chip_id)) { if (find_gmch(intel_gtt_chipsets[i].gmch_chip_id)) {
bridge->driver = bridge->driver =
intel_gtt_chipsets[i].gmch_driver; intel_gtt_chipsets[i].gmch_driver;
intel_private.driver =
intel_gtt_chipsets[i].gtt_driver;
break; break;
} }
} }