diff options
| author | Chunming Zhou <david1.zhou@amd.com> | 2018-03-16 12:29:38 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-03-22 14:42:33 -0500 |
| commit | cc15dfaa85e8dfc763f22caca54fa097e377ea27 (patch) | |
| tree | ae2a983d60876449e2f9f9e75a57869b5ce5ea9a /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | b6356df3eb9ad9ae12efb4ec37d5615065e51d8b (diff) | |
drm/amdgpu: Don't change preferred domian when fallback GTT v5
v2: add sanity checking
v3: make code open
v4: also handle visible to invisible fallback
v5: Since two fallback cases, re-use goto retry
Signed-off-by: Chunming Zhou <david1.zhou@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/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 6d08cde8443c..fac4b6067efd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -356,6 +356,7 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, unsigned long size, struct amdgpu_bo *bo; unsigned long page_align; size_t acc_size; + u32 domains; int r; page_align = roundup(byte_align, PAGE_SIZE) >> PAGE_SHIFT; @@ -417,12 +418,23 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, unsigned long size, #endif bo->tbo.bdev = &adev->mman.bdev; - amdgpu_ttm_placement_from_domain(bo, domain); - + domains = bo->preferred_domains; +retry: + amdgpu_ttm_placement_from_domain(bo, domains); r = ttm_bo_init_reserved(&adev->mman.bdev, &bo->tbo, size, type, &bo->placement, page_align, &ctx, acc_size, NULL, resv, &amdgpu_ttm_bo_destroy); - if (unlikely(r != 0)) + + if (unlikely(r && r != -ERESTARTSYS)) { + if (bo->flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) { + bo->flags &= ~AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; + goto retry; + } else if (domains != bo->preferred_domains) { + domains = bo->allowed_domains; + goto retry; + } + } + if (unlikely(r)) return r; if (adev->gmc.visible_vram_size < adev->gmc.real_vram_size && |