redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

drm/amdgpu: Add DMCUB to firmware query interface 

The DMCUB firmware version can be read using the AMDGPU_INFO ioctl
or the amdgpu_firmware_info debugfs entry.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
alistair/sensors
Nicholas Kazlauskas 2019-10-25 14:15:08 -04:00 committed by Alex Deucher
parent 743b9786b1
commit 976e51a7c0
2 changed files with 15 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
View File

@ -293,6 +293,10 @@ static int amdgpu_firmware_info(struct drm_amdgpu_info_firmware *fw_info,
fw_info->ver = adev->dm.dmcu_fw_version;
fw_info->feature = 0;
break;
case AMDGPU_INFO_FW_DMCUB:
fw_info->ver = adev->dm.dmcub_fw_version;
fw_info->feature = 0;
break;
default:
return -EINVAL;
}
@ -1390,6 +1394,14 @@ static int amdgpu_debugfs_firmware_info(struct seq_file *m, void *data)
seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
fw_info.feature, fw_info.ver);
/* DMCUB */
query_fw.fw_type = AMDGPU_INFO_FW_DMCUB;
ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
if (ret)
return ret;
seq_printf(m, "DMCUB feature version: %u, firmware version: 0x%08x\n",
fw_info.feature, fw_info.ver);
seq_printf(m, "VBIOS version: %s\n", ctx->vbios_version);

3
include/uapi/drm/amdgpu_drm.h
View File

@ -703,6 +703,9 @@ struct drm_amdgpu_cs_chunk_data {
/* Subquery id: Query DMCU firmware version */
#define AMDGPU_INFO_FW_DMCU 0x12
#define AMDGPU_INFO_FW_TA 0x13
/* Subquery id: Query DMCUB firmware version */
#define AMDGPU_INFO_FW_DMCUB 0x14
/* number of bytes moved for TTM migration */
#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
/* the used VRAM size */