summary refs log tree commit diff
path: root/drivers
diff options
context:
space:
mode:
authorChristian König <christian.koenig@amd.com>2016-08-23 11:00:17 +0200
committerAlex Deucher <alexander.deucher@amd.com>2016-08-24 16:25:06 -0400
commitba0b2275a6781b2f3919d931d63329b5548f6d5f (patch)
tree0094a9b454d9266e7b068210c9de04a9cb6c99a0 /drivers
parent39a5830a05a1b599192346e832eb9fe4ff4f2164 (diff)
downloadlinux-ba0b2275a6781b2f3919d931d63329b5548f6d5f.tar.gz
drm/amdgpu: use memcpy_to/fromio for UVD fw upload
Also use the firmware size from the header instead of calculating it.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index af408b6c6e05..cc766cc53a87 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -298,7 +298,7 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev)
 	if (!adev->uvd.saved_bo)
 		return -ENOMEM;
 
-	memcpy(adev->uvd.saved_bo, ptr, size);
+	memcpy_fromio(adev->uvd.saved_bo, ptr, size);
 
 	return 0;
 }
@@ -315,7 +315,7 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev)
 	ptr = adev->uvd.cpu_addr;
 
 	if (adev->uvd.saved_bo != NULL) {
-		memcpy(ptr, adev->uvd.saved_bo, size);
+		memcpy_toio(ptr, adev->uvd.saved_bo, size);
 		kfree(adev->uvd.saved_bo);
 		adev->uvd.saved_bo = NULL;
 	} else {
@@ -324,11 +324,11 @@ int amdgpu_uvd_resume(struct amdgpu_device *adev)
 
 		hdr = (const struct common_firmware_header *)adev->uvd.fw->data;
 		offset = le32_to_cpu(hdr->ucode_array_offset_bytes);
-		memcpy(adev->uvd.cpu_addr, (adev->uvd.fw->data) + offset,
-			(adev->uvd.fw->size) - offset);
+		memcpy_toio(adev->uvd.cpu_addr, adev->uvd.fw->data + offset,
+			    le32_to_cpu(hdr->ucode_size_bytes));
 		size -= le32_to_cpu(hdr->ucode_size_bytes);
 		ptr += le32_to_cpu(hdr->ucode_size_bytes);
-		memset(ptr, 0, size);
+		memset_io(ptr, 0, size);
 	}
 
 	return 0;