diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2023-08-23 12:43:46 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-30 22:51:13 +0300 |
| commit | a8cde40201a4a62ee56290fc61b4d5030a845c8e (patch) | |
| tree | b906b9e7ae4443ea8a9e739437c56799a4186e08 /drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | |
| parent | 62a79c93d8c7be32ddead9b72585bf6a60a44f66 (diff) | |
| download | linux-a8cde40201a4a62ee56290fc61b4d5030a845c8e.tar.xz | |
drm/amdgpu: Support query ecc cap for aqua_vanjaram
Driver queries umc_info v4_0 to identify ecc cap
for aqua_vanjaram
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Candice Li <candice.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c index 835980e94b9e..fb2681dd6b33 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c @@ -217,6 +217,7 @@ union umc_info { struct atom_umc_info_v3_1 v31; struct atom_umc_info_v3_2 v32; struct atom_umc_info_v3_3 v33; + struct atom_umc_info_v4_0 v40; }; union vram_info { @@ -508,9 +509,8 @@ bool amdgpu_atomfirmware_mem_ecc_supported(struct amdgpu_device *adev) if (amdgpu_atom_parse_data_header(mode_info->atom_context, index, &size, &frev, &crev, &data_offset)) { + umc_info = (union umc_info *)(mode_info->atom_context->bios + data_offset); if (frev == 3) { - umc_info = (union umc_info *) - (mode_info->atom_context->bios + data_offset); switch (crev) { case 1: umc_config = le32_to_cpu(umc_info->v31.umc_config); @@ -533,6 +533,20 @@ bool amdgpu_atomfirmware_mem_ecc_supported(struct amdgpu_device *adev) /* unsupported crev */ return false; } + } else if (frev == 4) { + switch (crev) { + case 0: + umc_config1 = le32_to_cpu(umc_info->v40.umc_config1); + ecc_default_enabled = + (umc_config1 & UMC_CONFIG1__ENABLE_ECC_CAPABLE) ? true : false; + break; + default: + /* unsupported crev */ + return false; + } + } else { + /* unsupported frev */ + return false; } } |