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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
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