diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0304-drm-amdgpu-Add-DMCU-to-firmware-query-interface.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0304-drm-amdgpu-Add-DMCU-to-firmware-query-interface.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0304-drm-amdgpu-Add-DMCU-to-firmware-query-interface.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0304-drm-amdgpu-Add-DMCU-to-firmware-query-interface.patch new file mode 100644 index 00000000..2367a57c --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0304-drm-amdgpu-Add-DMCU-to-firmware-query-interface.patch @@ -0,0 +1,62 @@ +From 386098735b3add96b37931bba1c87c350f174a6a Mon Sep 17 00:00:00 2001 +From: David Francis <David.Francis@amd.com> +Date: Thu, 13 Sep 2018 15:37:50 -0400 +Subject: [PATCH 0304/2940] drm/amdgpu: Add DMCU to firmware query interface + +DMCU firmware version can be read using the AMDGPU_INFO ioctl +or the amdgpu_firmware_info debugfs entry + +Signed-off-by: David Francis <David.Francis@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Signed-off-by: Kalyan Alle <kalyan.alle@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 fec61a007952..751645395d34 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +@@ -254,6 +254,10 @@ 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; + } +@@ -1334,6 +1338,14 @@ 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 34ebb2b7f72d..ac71a14540a7 100644 +--- a/include/uapi/drm/amdgpu_drm.h ++++ b/include/uapi/drm/amdgpu_drm.h +@@ -723,6 +723,8 @@ 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 + |