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drm/amd/amdgpu: add info about vram and gtt total size
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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2 changed files with 18 additions and 0 deletions
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@ -411,6 +411,16 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
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return copy_to_user(out, &vram_gtt,
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min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
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}
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case AMDGPU_INFO_VRAM_GTT_TOTAL: {
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struct drm_amdgpu_info_vram_gtt_total vram_gtt_total;
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vram_gtt_total.vram_total_size = adev->mc.real_vram_size;
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vram_gtt_total.vram_cpu_accessible_total_size = adev->mc.visible_vram_size;
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vram_gtt_total.gtt_total_size = adev->mc.gtt_size;
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return copy_to_user(out, &vram_gtt_total,
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min((size_t)size, sizeof(vram_gtt_total)))
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? -EFAULT : 0;
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}
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case AMDGPU_INFO_READ_MMR_REG: {
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unsigned n, alloc_size;
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uint32_t *regs;
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@ -487,6 +487,8 @@ struct drm_amdgpu_cs_chunk_data {
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#define AMDGPU_INFO_VIS_VRAM_USAGE 0x17
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/* number of TTM buffer evictions */
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#define AMDGPU_INFO_NUM_EVICTIONS 0x18
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/* Query the total size of VRAM and GTT domains */
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#define AMDGPU_INFO_VRAM_GTT_TOTAL 0x19
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#define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0
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#define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff
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@ -572,6 +574,12 @@ struct drm_amdgpu_info_vram_gtt {
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__u64 gtt_size;
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};
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struct drm_amdgpu_info_vram_gtt_total {
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__u64 vram_total_size;
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__u64 vram_cpu_accessible_total_size;
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__u64 gtt_total_size;
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};
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struct drm_amdgpu_info_firmware {
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__u32 ver;
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__u32 feature;
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