drm/amdgpu/sdma5: init engine reset mutex

Missing the mutex init.

Fixes: e56d4bf57f ("drm/amdgpu/: drm/amdgpu: Register the new sdma function pointers for sdma_v5_0")
Reviewed-by: Jesse Zhang <Jesse.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 3f4caf092f)
This commit is contained in:
Alex Deucher 2025-06-16 15:43:55 -04:00
commit 49cc5beeab