[PATCH 06/36] drm/amdgpu/sdma5: init engine reset mutex

[Alex Deucher]

Missing the mutex init.

Fixes: e56d4bf57fab ("drm/amdgpu/: drm/amdgpu: Register the new sdma function 
pointers for sdma_v5_0")
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c 
b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
index 2d94aadc31149..37f4b5b4a098f 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
@@ -1399,6 +1399,7 @@ static int sdma_v5_0_sw_init(struct amdgpu_ip_block 
*ip_block)
                return r;
 
        for (i = 0; i < adev->sdma.num_instances; i++) {
+               mutex_init(&adev->sdma.instance[i].engine_reset_mutex);
                adev->sdma.instance[i].funcs = &sdma_v5_0_sdma_funcs;
                ring = &adev->sdma.instance[i].ring;
                ring->ring_obj = NULL;
-- 
2.49.0