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| author | Tianci.Yin <tianci.yin@amd.com> | 2019-09-30 13:43:31 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-10-17 16:31:31 -0400 |
| commit | efe4f00077800d767e9899d12b02f1e1a1eb556b (patch) | |
| tree | e4dabb23203cd1725bcd33901a01ff5a86568f36 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | 66e111292b9044066472cb8d653126294e01ec43 (diff) | |
| download | lwn-efe4f00077800d767e9899d12b02f1e1a1eb556b.tar.gz lwn-efe4f00077800d767e9899d12b02f1e1a1eb556b.zip | |
drm/amdgpu/atomfirmware: add memory training related helper functions(v3)
parse firmware to get memory training capability and fb location.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index ef195f293000..98b0cf8bd83d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -288,6 +288,9 @@ struct amdgpu_ip_block_version { const struct amd_ip_funcs *funcs; }; +#define HW_REV(_Major, _Minor, _Rev) \ + ((((uint32_t) (_Major)) << 16) | ((uint32_t) (_Minor) << 8) | ((uint32_t) (_Rev))) + struct amdgpu_ip_block { struct amdgpu_ip_block_status status; const struct amdgpu_ip_block_version *version; @@ -627,6 +630,11 @@ struct amdgpu_fw_vram_usage { u64 size; struct amdgpu_bo *reserved_bo; void *va; + + /* Offset on the top of VRAM, used as c2p write buffer. + */ + u64 mem_train_fb_loc; + bool mem_train_support; }; /* |