drm/amdgpu: move sched job process from isr to fence callback

This way can avoid interrupt lost, and can process sched job exactly.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -404,7 +404,7 @@ struct amdgpu_fence_driver {
 
 struct amdgpu_fence {
 	struct fence base;
-
+	struct fence_cb cb;
 	/* RB, DMA, etc. */
 	struct amdgpu_ring		*ring;
 	uint64_t			seq;