disp: msm: sde: stage white frame when input fence has error set

Add changes to check for error status in dma_fence on task wakeup
and when error is set white frame gets staged to handle such input
fence failures.

Change-Id: I8f3c9f746334c6d03a272ab4e33f51afb84057ea
Signed-off-by: Jayaprakash Madisetty <[email protected]>

msm/sde/sde_fence.c

@@ -37,18 +37,18 @@ signed long sde_sync_wait(void *fnc, long timeout_ms)
 
 	rc = dma_fence_wait_timeout(fence, true,
 				msecs_to_jiffies(timeout_ms));
-	if (!rc || (rc == -EINVAL)) {
+	if (!rc || (rc == -EINVAL) || fence->error) {
 		if (fence->ops->timeline_value_str)
 			fence->ops->timeline_value_str(fence,
 					timeline_str, TIMELINE_VAL_LENGTH);
 
 		SDE_ERROR(
-			"fence driver name:%s timeline name:%s seqno:0x%llx timeline:%s signaled:0x%x\n",
+			"fence driver name:%s timeline name:%s seqno:0x%llx timeline:%s signaled:0x%x error:%d\n",
 			fence->ops->get_driver_name(fence),
 			fence->ops->get_timeline_name(fence),
 			fence->seqno, timeline_str,
 			fence->ops->signaled ?
-				fence->ops->signaled(fence) : 0xffffffff);
+				fence->ops->signaled(fence) : 0xffffffff, fence->error);
 	}
 
 	return rc;