drm/amdgpu/userq: fence wait for max time in amdgpu_userq_wait_for_signal

wait for infinite time for fences in function amdgpu_userq_wait_for_signal
and for that use dma_fence_wait(f, false);

Suggested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Author: amd-sukhatri

drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c

@@ -1280,29 +1280,20 @@ void amdgpu_userq_reset_work(struct work_struct *work)
 	amdgpu_device_gpu_recover(adev, NULL, &reset_context);
 }
 
-static int
+static void
 amdgpu_userq_wait_for_signal(struct amdgpu_userq_mgr *uq_mgr)
 {
 	struct amdgpu_usermode_queue *queue;
 	unsigned long queue_id;
-	int ret;
 
 	xa_for_each(&uq_mgr->userq_xa, queue_id, queue) {
 		struct dma_fence *f = queue->last_fence;
 
-		if (!f || dma_fence_is_signaled(f))
+		if (!f)
 			continue;
 
-		ret = dma_fence_wait_timeout(f, true, msecs_to_jiffies(100));
-		if (ret <= 0) {
-			drm_file_err(uq_mgr->file, "Timed out waiting for fence=%llu:%llu\n",
-				     f->context, f->seqno);
-
-			return -ETIMEDOUT;
-		}
+		dma_fence_wait(f, false);
 	}
-
-	return 0;
 }
 
 void