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| author | Ken Wang <Qingqing.Wang@amd.com> | 2015-06-03 16:02:01 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-06-04 04:04:04 +0300 |
| commit | 81c59f54125f9ff84546b6ba26c321662562703d (patch) | |
| tree | 5155dcf6e4f917f073d401342b412691e9757383 /drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | |
| parent | 71062f435eaf0ff7867a1188e5c7887b0a5871ff (diff) | |
| download | linux-81c59f54125f9ff84546b6ba26c321662562703d.tar.xz | |
drm/amdgpu: add vram_type and vram_bit_width for interface query (v2)
Track the type of vram on the board and provide a query for it.
User mode drivers and tools want this information for determining
bandwidth information and form informational purposes.
v2: fix build when CI support is not enabled
Signed-off-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index f1e5d87ef1f7..5533434c7a8f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -457,6 +457,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file dev_info.cu_ao_mask = cu_info.ao_cu_mask; dev_info.ce_ram_size = adev->gfx.ce_ram_size; memcpy(&dev_info.cu_bitmap[0], &cu_info.bitmap[0], sizeof(cu_info.bitmap)); + dev_info.vram_type = adev->mc.vram_type; + dev_info.vram_bit_width = adev->mc.vram_width; return copy_to_user(out, &dev_info, min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0; |