modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/gpu/drm/i915/selftests/i915_sw_fence.c
..
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@@ -571,21 +571,27 @@
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 	unsigned long target, delay;
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 	struct timed_fence tf;
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+	preempt_disable();
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 	timed_fence_init(&tf, target = jiffies);
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 	if (!i915_sw_fence_done(&tf.fence)) {
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 		pr_err("Fence with immediate expiration not signaled\n");
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 		goto err;
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 	}
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+	preempt_enable();
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 	timed_fence_fini(&tf);
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 	for_each_prime_number(delay, i915_selftest.timeout_jiffies/2) {
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+		preempt_disable();
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 		timed_fence_init(&tf, target = jiffies + delay);
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 		if (i915_sw_fence_done(&tf.fence)) {
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 			pr_err("Fence with future expiration (%lu jiffies) already signaled\n", delay);
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 			goto err;
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 		}
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+		preempt_enable();
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 		i915_sw_fence_wait(&tf.fence);
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+
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+		preempt_disable();
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 		if (!i915_sw_fence_done(&tf.fence)) {
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 			pr_err("Fence not signaled after wait\n");
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 			goto err;
..
..
@@ -595,13 +601,14 @@
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 			       target, jiffies);
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 			goto err;
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 		}
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-
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+		preempt_enable();
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 		timed_fence_fini(&tf);
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 	}
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 	return 0;
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 err:
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+	preempt_enable();
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 	timed_fence_fini(&tf);
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 	return -EINVAL;
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 }
..
..
@@ -611,17 +618,9 @@
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 	return "mock";
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 }
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-static bool mock_enable_signaling(struct dma_fence *fence)
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-{
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-	return true;
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-}
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-
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 static const struct dma_fence_ops mock_fence_ops = {
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 	.get_driver_name = mock_name,
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 	.get_timeline_name = mock_name,
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-	.enable_signaling = mock_enable_signaling,
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-	.wait = dma_fence_default_wait,
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-	.release = dma_fence_free,
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 };
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 static DEFINE_SPINLOCK(mock_fence_lock);