From 976e51a7c0827a870fa08df6ee0a74e937ebbbd9 Mon Sep 17 00:00:00 2001 From: Nicholas Kazlauskas Date: Fri, 25 Oct 2019 14:15:08 -0400 Subject: [PATCH] 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 Reviewed-by: Hersen Wu Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 12 ++++++++++++ include/uapi/drm/amdgpu_drm.h | 3 +++ 2 files changed, 15 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 82c46c4faaad..3827dcf7e48d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -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); diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index bbdad866e3fe..ac3879829bb5 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -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 */