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drm/amdgpu: add VCN to firmware query interface

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Need to be able to query the VCN firmware version from
userspace to determine supported features, etc.

Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2018-03-16 11:04:53 -05:00
parent 690dc62662
commit 3ac952b10d
2 changed files with 14 additions and 0 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
View file

@ -190,6 +190,10 @@ static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
fw_info->ver = adev->uvd.fw_version;
fw_info->feature = 0;
break;
case AMDGPU_INFO_FW_VCN:
fw_info->ver = adev->vcn.fw_version;
fw_info->feature = 0;
break;
case AMDGPU_INFO_FW_GMC:
fw_info->ver = adev->gmc.fw_version;
fw_info->feature = 0;
@ -1198,6 +1202,14 @@ static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
i, fw_info.feature, fw_info.ver);
}
/* VCN */
query_fw.fw_type = AMDGPU_INFO_FW_VCN;
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
if (ret)
return ret;
seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
fw_info.feature, fw_info.ver);
return 0;
}

2
include/uapi/drm/amdgpu_drm.h
View file

@ -618,6 +618,8 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_FW_SOS 0x0c
/* Subquery id: Query PSP ASD firmware version */
#define AMDGPU_INFO_FW_ASD 0x0d
/* Subquery id: Query VCN firmware version */
#define AMDGPU_INFO_FW_VCN 0x0e
/* number of bytes moved for TTM migration */
#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
/* the used VRAM size */