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| author |   Michel Dänzer <michel.daenzer@amd.com> | 2014-07-17 19:01:08 +0900 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2014-08-05 08:53:33 -0400 |
| commit | 02376d8282b88f07d0716da6155094c8760b1a13 (patch) | |
| tree | 9e81e9b229f9230f2d42f8e80fdd50966eac13bc /drivers/gpu/drm/radeon/radeon_vm.c | |
| parent | drm/radeon: Pass GART page flags to radeon_gart_set_page() explicitly (diff) | |
| download | linux-dev-02376d8282b88f07d0716da6155094c8760b1a13.tar.xz linux-dev-02376d8282b88f07d0716da6155094c8760b1a13.zip | |
drm/radeon: Allow write-combined CPU mappings of BOs in GTT (v2)
v2: fix rebase onto drm-fixes
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_vm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_vm.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index 725d3669014f..f0a8cd7a83a6 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -510,7 +510,7 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, r = radeon_bo_create(rdev, RADEON_VM_PTE_COUNT * 8, RADEON_GPU_PAGE_SIZE, true, - RADEON_GEM_DOMAIN_VRAM, NULL, &pt); + RADEON_GEM_DOMAIN_VRAM, 0, NULL, &pt); if (r) return r; @@ -858,6 +858,7 @@ int radeon_vm_bo_update(struct radeon_device *rdev, bo_va->flags &= ~RADEON_VM_PAGE_VALID; bo_va->flags &= ~RADEON_VM_PAGE_SYSTEM; + bo_va->flags &= ~RADEON_VM_PAGE_SNOOPED; if (mem) { addr = mem->start << PAGE_SHIFT; if (mem->mem_type != TTM_PL_SYSTEM) { @@ -866,6 +867,9 @@ int radeon_vm_bo_update(struct radeon_device *rdev, } if (mem->mem_type == TTM_PL_TT) { bo_va->flags |= RADEON_VM_PAGE_SYSTEM; + if (!(bo_va->bo->flags & (RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC))) + bo_va->flags |= RADEON_VM_PAGE_SNOOPED; + } else { addr += rdev->vm_manager.vram_base_offset; } @@ -1031,7 +1035,7 @@ int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) } r = radeon_bo_create(rdev, pd_size, align, true, - RADEON_GEM_DOMAIN_VRAM, NULL, + RADEON_GEM_DOMAIN_VRAM, 0, NULL, &vm->page_directory); if (r) return r; |