[PATCH 5.4 168/178] drm/amdgpu: add fw release for sdma v5_0

[Sasha Levin]

From: Wenhui Sheng <Wenhui.Sheng@xxxxxxx>

commit edfaf6fa73f15568d4337f208b2333f647c35810 upstream.

sdma fw isn't released when module exit

Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
Signed-off-by: Wenhui Sheng <Wenhui.Sheng@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index bd715012185c6..23fc16dc92b4d 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@ -1273,8 +1273,12 @@ static int sdma_v5_0_sw_fini(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 	int i;
 
-	for (i = 0; i < adev->sdma.num_instances; i++)
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		if (adev->sdma.instance[i].fw != NULL)
+			release_firmware(adev->sdma.instance[i].fw);
+
 		amdgpu_ring_fini(&adev->sdma.instance[i].ring);
+	}
 
 	return 0;
 }
-- 
2.25.1