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| author | Alex Deucher <alexander.deucher@amd.com> | 2015-08-27 00:14:16 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-09-03 10:29:32 -0400 |
| commit | 857d913d057f8e7330e9f17eaa2b0eb7ad492c33 (patch) | |
| tree | b87cd7e95038a9be3de7c01ce23f4f476a28cdb7 /drivers/gpu/drm/amd/amdgpu/tonga_smc.c | |
| parent | bddf8026386927985ef6d0d11c3ba78f70b76bad (diff) | |
| download | linux-857d913d057f8e7330e9f17eaa2b0eb7ad492c33.tar.gz linux-857d913d057f8e7330e9f17eaa2b0eb7ad492c33.tar.bz2 linux-857d913d057f8e7330e9f17eaa2b0eb7ad492c33.zip | |
drm/amdgpu: be explicit about cpu vram access for driver BOs (v2)
For kernel driver BOs, be explicit about whether we need
vram access up front. This avoids unecessary migrations and
avoids using visible vram for buffers were it's not needed.
v2: line wrap fixes
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/tonga_smc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/tonga_smc.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_smc.c b/drivers/gpu/drm/amd/amdgpu/tonga_smc.c index 5fc53a40c7ac..1f5ac941a610 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_smc.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_smc.c @@ -761,7 +761,9 @@ int tonga_smu_init(struct amdgpu_device *adev) /* Allocate FW image data structure and header buffer */ ret = amdgpu_bo_create(adev, image_size, PAGE_SIZE, - true, AMDGPU_GEM_DOMAIN_VRAM, 0, NULL, toc_buf); + true, AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + NULL, toc_buf); if (ret) { DRM_ERROR("Failed to allocate memory for TOC buffer\n"); return -ENOMEM; @@ -769,7 +771,9 @@ int tonga_smu_init(struct amdgpu_device *adev) /* Allocate buffer for SMU internal buffer */ ret = amdgpu_bo_create(adev, smu_internal_buffer_size, PAGE_SIZE, - true, AMDGPU_GEM_DOMAIN_VRAM, 0, NULL, smu_buf); + true, AMDGPU_GEM_DOMAIN_VRAM, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + NULL, smu_buf); if (ret) { DRM_ERROR("Failed to allocate memory for SMU internal buffer\n"); return -ENOMEM; |