DMCU firmware version can be read using the AMDGPU_INFO ioctl
or the amdgpu_firmware_info debugfs entry
Signed-off-by: David Francis <david.fran...@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 12 ++++++++++++
include/uapi/drm/amdgpu_drm.h | 2 ++
2 files changed, 14 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 29ac3873eeb0..f5caf873f008 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -257,6 +257,10 @@ static int amdgpu_firmware_info(struct
drm_amdgpu_info_firmware *fw_info,
fw_info->ver = adev->psp.asd_fw_version;
fw_info->feature = adev->psp.asd_feature_version;
break;
+ case AMDGPU_INFO_FW_DMCU:
+ fw_info->ver = adev->dm.dmcu_fw_version;
+ fw_info->feature = 0;
+ break;
default:
return -EINVAL;
}
@@ -1296,6 +1300,14 @@ static int amdgpu_debugfs_firmware_info(struct seq_file
*m, void *data)
seq_printf(m, "VCN feature version: %u, firmware version: 0x%08x\n",
fw_info.feature, fw_info.ver);
+ /* DMCU */
+ query_fw.fw_type = AMDGPU_INFO_FW_DMCU;
+ ret = amdgpu_firmware_info(&fw_info, &query_fw, adev);
+ if (ret)
+ return ret;
+ seq_printf(m, "DMCU feature version: %u, firmware version: 0x%08x\n",
+ fw_info.feature, fw_info.ver);
+
seq_printf(m, "VBIOS version: %s\n", ctx->vbios_version);
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 94444eeba55b..6a0d77dcfc47 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -668,6 +668,8 @@ struct drm_amdgpu_cs_chunk_data {
#define AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_GPM_MEM 0x10
/* Subquery id: Query GFX RLC SRLS firmware version */
#define AMDGPU_INFO_FW_GFX_RLC_RESTORE_LIST_SRM_MEM 0x11
+ /* Subquery id: Query DMCU firmware version */
+ #define AMDGPU_INFO_FW_DMCU 0x12
/* number of bytes moved for TTM migration */
#define AMDGPU_INFO_NUM_BYTES_MOVED 0x0f
/* the used VRAM size */
--
2.17.1
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
