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From 417e4366c6fc2c44816e38fd43742b055dc65db2 Mon Sep 17 00:00:00 2001
From: David Francis <David.Francis@amd.com>
Date: Thu, 13 Sep 2018 15:36:27 -0400
Subject: [PATCH 5326/5725] drm/amd/display: Add DMCU firmware version

Read the version number from the common firmware header and store
it in the dm struct

Signed-off-by: David Francis <David.Francis@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 ++
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 3954196..ae505ed 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -591,6 +591,8 @@ static int load_dmcu_fw(struct amdgpu_device *adev)
 	adev->firmware.fw_size +=
 		ALIGN(le32_to_cpu(hdr->intv_size_bytes), PAGE_SIZE);
 
+	adev->dm.dmcu_fw_version = le32_to_cpu(hdr->header.ucode_version);
+
 	DRM_DEBUG_KMS("PSP loading DMCU firmware\n");
 
 	return 0;
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
index 49b9572..2f94317 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
@@ -144,6 +144,7 @@ struct amdgpu_display_manager {
 	struct dm_comressor_info compressor;
 
 	const struct firmware *fw_dmcu;
+	uint32_t dmcu_fw_version;
 };
 
 struct amdgpu_dm_connector {
-- 
2.7.4