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drm/i915: remove intel_gtt structure

Browse source 
With the probe call in our dispatch table, we can now cut away the
last three remaining members in the intel_gtt shared struct and so
remove it completely.

v2: Rebased on top of Daniel's series

Signed-off-by: Ben Widawsky <[email protected]>
Reviewed-by: Damien Lespiau <[email protected]>
[danvet: bikeshed commit message a bit.]
Signed-off-by: Daniel Vetter <[email protected]>
This commit is contained in:
Ben Widawsky 2013-01-24 14:45:00 -08:00 • committed by Daniel Vetter
commit a54c0c279f
5 changed files with 33 additions and 54 deletions
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36
drivers/char/agp/intel-gtt.c
View file

@ -60,7 +60,6 @@ struct intel_gtt_driver {
};
static struct _intel_private {
struct intel_gtt base;
const struct intel_gtt_driver *driver;
struct pci_dev *pcidev; /* device one */
struct pci_dev *bridge_dev;
@ -80,6 +79,13 @@ static struct _intel_private {
/* Whether i915 needs to use the dmar apis or not. */
unsigned int needs_dmar : 1;
phys_addr_t gma_bus_addr;
/* Size of memory reserved for graphics by the BIOS */
unsigned int stolen_size;
/* Total number of gtt entries. */
unsigned int gtt_total_entries;
/* Part of the gtt that is mappable by the cpu, for those chips where
* this is not the full gtt. */
unsigned int gtt_mappable_entries;
} intel_private;
#define INTEL_GTT_GEN intel_private.driver->gen
@ -510,7 +516,7 @@ static unsigned int intel_gtt_total_entries(void)
/* On previous hardware, the GTT size was just what was
* required to map the aperture.
*/
return intel_private.base.gtt_mappable_entries;
return intel_private.gtt_mappable_entries;
}
}
@ -576,8 +582,8 @@ static int intel_gtt_init(void)
if (ret != 0)
return ret;
intel_private.base.gtt_mappable_entries = intel_gtt_mappable_entries();
intel_private.base.gtt_total_entries = intel_gtt_total_entries();
intel_private.gtt_mappable_entries = intel_gtt_mappable_entries();
intel_private.gtt_total_entries = intel_gtt_total_entries();
/* save the PGETBL reg for resume */
intel_private.PGETBL_save =
@ -589,10 +595,10 @@ static int intel_gtt_init(void)
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);
intel_private.gtt_total_entries * 4,
intel_private.gtt_mappable_entries * 4);
gtt_map_size = intel_private.base.gtt_total_entries * 4;
gtt_map_size = intel_private.gtt_total_entries * 4;
intel_private.gtt = NULL;
if (INTEL_GTT_GEN < 6 && INTEL_GTT_GEN > 2)
@ -609,7 +615,7 @@ static int intel_gtt_init(void)
global_cache_flush(); /* FIXME: ? */
intel_private.base.stolen_size = intel_gtt_stolen_size();
intel_private.stolen_size = intel_gtt_stolen_size();
intel_private.needs_dmar = USE_PCI_DMA_API && INTEL_GTT_GEN > 2;
@ -637,8 +643,7 @@ static int intel_fake_agp_fetch_size(void)
unsigned int aper_size;
int i;
aper_size = (intel_private.base.gtt_mappable_entries << PAGE_SHIFT)
/ MB(1);
aper_size = (intel_private.gtt_mappable_entries << PAGE_SHIFT) / MB(1);
for (i = 0; i < num_sizes; i++) {
if (aper_size == intel_fake_agp_sizes[i].size) {
@ -845,8 +850,8 @@ static int intel_fake_agp_insert_entries(struct agp_memory *mem,
int ret = -EINVAL;
if (intel_private.clear_fake_agp) {
int start = intel_private.base.stolen_size / PAGE_SIZE;
int end = intel_private.base.gtt_mappable_entries;
int start = intel_private.stolen_size / PAGE_SIZE;
int end = intel_private.gtt_mappable_entries;
intel_gtt_clear_range(start, end - start);
intel_private.clear_fake_agp = false;
}
@ -857,7 +862,7 @@ static int intel_fake_agp_insert_entries(struct agp_memory *mem,
if (mem->page_count == 0)
goto out;
if (pg_start + mem->page_count > intel_private.base.gtt_total_entries)
if (pg_start + mem->page_count > intel_private.gtt_total_entries)
goto out_err;
if (type != mem->type)
@ -1366,9 +1371,10 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
}
EXPORT_SYMBOL(intel_gmch_probe);
struct intel_gtt *intel_gtt_get(void)
void intel_gtt_get(size_t *gtt_total, size_t *stolen_size)
{
return &intel_private.base;
*gtt_total = intel_private.gtt_total_entries << PAGE_SHIFT;
*stolen_size = intel_private.stolen_size;
}
EXPORT_SYMBOL(intel_gtt_get);