diff options
| author | Ken Wang <Qingqing.Wang@amd.com> | 2015-06-03 17:15:29 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-08-05 13:47:50 -0400 |
| commit | 4bf29413a3e4da9fdabfd8d145702bc6922b0d72 (patch) | |
| tree | dd6c3e6341a94385e0d606d5b4d336398e01987b /include | |
| parent | fc9fc7dd1145dd573d051dfe9ab6d495f69b5865 (diff) | |
amdgpu: add vram_type and vram_bit_width for interface query
Signed-off-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/amdgpu_drm.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/drm/amdgpu_drm.h b/include/drm/amdgpu_drm.h index 4d96bcf0..772f8032 100644 --- a/include/drm/amdgpu_drm.h +++ b/include/drm/amdgpu_drm.h @@ -540,6 +540,15 @@ struct drm_amdgpu_info_firmware { uint32_t feature; }; +#define AMDGPU_VRAM_TYPE_UNKNOWN 0 +#define AMDGPU_VRAM_TYPE_GDDR1 1 +#define AMDGPU_VRAM_TYPE_DDR2 2 +#define AMDGPU_VRAM_TYPE_GDDR3 3 +#define AMDGPU_VRAM_TYPE_GDDR4 4 +#define AMDGPU_VRAM_TYPE_GDDR5 5 +#define AMDGPU_VRAM_TYPE_HBM 6 +#define AMDGPU_VRAM_TYPE_DDR3 7 + struct drm_amdgpu_info_device { /** PCI Device ID */ uint32_t device_id; @@ -573,6 +582,10 @@ struct drm_amdgpu_info_device { /** Page table entry - fragment size */ uint32_t pte_fragment_size; uint32_t gart_page_size; + /** video memory type information*/ + uint32_t vram_type; + /** video memory bit width*/ + uint32_t vram_bit_width; }; struct drm_amdgpu_info_hw_ip { |