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drm/radeon: Respect AGP cant_use_aperture flag.

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Some AGP devices can't map the aperture, radeon needs to tell TTM this.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Michel Dänzer 2009-06-15 16:56:11 +02:00 committed by Dave Airlie
parent 0454beab0f
commit 55c93278ec
1 changed files with 4 additions and 4 deletions
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8
drivers/gpu/drm/radeon/radeon_ttm.c
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@ -133,6 +133,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
man->gpu_offset = 0;
man->available_caching = TTM_PL_MASK_CACHING;
man->default_caching = TTM_PL_FLAG_CACHED;
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA;
#if __OS_HAS_AGP
if (rdev->flags & RADEON_IS_AGP) {
if (!(drm_core_has_AGP(rdev->ddev) && rdev->ddev->agp)) {
@ -143,8 +144,9 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
man->io_offset = rdev->mc.agp_base;
man->io_size = rdev->mc.gtt_size;
man->io_addr = NULL;
man->flags = TTM_MEMTYPE_FLAG_NEEDS_IOREMAP |
TTM_MEMTYPE_FLAG_MAPPABLE;
if (!rdev->ddev->agp->cant_use_aperture)
man->flags = TTM_MEMTYPE_FLAG_NEEDS_IOREMAP |
TTM_MEMTYPE_FLAG_MAPPABLE;
man->available_caching = TTM_PL_FLAG_UNCACHED |
TTM_PL_FLAG_WC;
man->default_caching = TTM_PL_FLAG_WC;
@ -154,8 +156,6 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type,
man->io_offset = 0;
man->io_size = 0;
man->io_addr = NULL;
man->flags = TTM_MEMTYPE_FLAG_MAPPABLE |
TTM_MEMTYPE_FLAG_CMA;
}
break;
case TTM_PL_VRAM: