diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 151a2d42c639..5b6639faa731 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -476,6 +476,17 @@ int amdgpu_bo_evict_vram(struct amdgpu_device *adev) return ttm_bo_evict_mm(&adev->mman.bdev, TTM_PL_VRAM); } +static const char *amdgpu_vram_names[] = { + "UNKNOWN", + "GDDR1", + "DDR2", + "GDDR3", + "GDDR4", + "GDDR5", + "HBM", + "DDR3" +}; + int amdgpu_bo_init(struct amdgpu_device *adev) { /* Add an MTRR for the VRAM */ @@ -484,8 +495,8 @@ int amdgpu_bo_init(struct amdgpu_device *adev) DRM_INFO("Detected VRAM RAM=%lluM, BAR=%lluM\n", adev->mc.mc_vram_size >> 20, (unsigned long long)adev->mc.aper_size >> 20); - DRM_INFO("RAM width %dbits DDR\n", - adev->mc.vram_width); + DRM_INFO("RAM width %dbits %s\n", + adev->mc.vram_width, amdgpu_vram_names[adev->mc.vram_type]); return amdgpu_ttm_init(adev); } @@ -608,6 +619,10 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) if ((offset + size) <= adev->mc.visible_vram_size) return 0; + /* Can't move a pinned BO to visible VRAM */ + if (abo->pin_count > 0) + return -EINVAL; + /* hurrah the memory is not visible ! */ amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM); lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; |