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Commit ff26860f authored by Daniel Vetter's avatar Daniel Vetter Committed by Chris Wilson
Browse files

intel-gtt: fold i81x-only dcache support into the generic driver 



Now the intel-gtt.c rewrite is complete!

Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 820647b9

drivers/char/agp/intel-gtt.c

+61 −89
Original line number Diff line number Diff line
@@ -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
@@ -223,12 +220,11 @@ 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,

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;
@@ -246,9 +242,6 @@ static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start, 
	return 0;

}



	return intel_fake_agp_insert_entries(mem, pg_start, type);

}



/*

 * The i810/i830 requires a physical address to program its mouse

 * pointer into hardware.
@@ -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;
@@ -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,
@@ -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 }

};
@@ -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;