modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/usb/gadget/function/uvc_video.c
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@@ -249,7 +249,7 @@
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 	spin_unlock_irqrestore(&video->req_lock, flags);
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 	if (uvc->state == UVC_STATE_STREAMING)
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-		schedule_work(&video->pump);
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+		queue_work(video->async_wq, &video->pump);
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 }
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 static int
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@@ -446,7 +446,7 @@
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 	} else
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 		video->encode = uvc_video_encode_isoc;
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-	schedule_work(&video->pump);
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+	queue_work(video->async_wq, &video->pump);
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 	return ret;
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 }
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@@ -460,6 +460,11 @@
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 	spin_lock_init(&video->req_lock);
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 	INIT_WORK(&video->pump, uvcg_video_pump);
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+	/* Allocate a work queue for asynchronous video pump handler. */
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+	video->async_wq = alloc_workqueue("uvcgadget", WQ_UNBOUND | WQ_HIGHPRI, 0);
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+	if (!video->async_wq)
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+		return -EINVAL;
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+
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 	video->uvc = uvc;
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 	video->fcc = V4L2_PIX_FMT_YUYV;
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 	video->bpp = 16;