From 3ac952b10dec55e50312340ca4cf8f631944ae17 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 16 Mar 2018 11:04:53 -0500 Subject: [PATCH] drm/amdgpu: add VCN to firmware query interface Need to be able to query the VCN firmware version from userspace to determine supported features, etc. Reviewed-by: Huang Rui Acked-by: Leo Liu Signed-off-by: Alex Deucher --- 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 e851c66..4b7824d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -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; } diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 528f6d0..c363b67 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -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 */ -- 2.7.4