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From: Michael Grzeschik <mgr@pengutronix.de>
To: linux-usb@vger.kernel.org
Cc: balbi@kernel.org, paul.elder@ideasonboard.com,
	kieran.bingham@ideasonboard.com, nicolas@ndufresne.ca,
	laurent.pinchart@ideasonboard.com, kernel@pengutronix.de
Subject: Re: [PATCH 5/5] usb: gadget: uvc: stop the pump on more conditions
Date: Mon, 4 Apr 2022 15:07:58 +0200	[thread overview]
Message-ID: <20220404130758.GB6952@pengutronix.de> (raw)
In-Reply-To: <20220402233914.3625405-6-m.grzeschik@pengutronix.de>

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I think we can skip this patch for now, since it is depending on this series:

https://lore.kernel.org/linux-usb/20220315143356.3919911-1-m.grzeschik@pengutronix.de/

The other Patches of this series have no dependencies.

Michael

On Sun, Apr 03, 2022 at 01:39:14AM +0200, Michael Grzeschik wrote:
>While looping in the pump, there are more conditions to stop handling
>requests. The streamoff event that will disable the endpoint and
>the vb2_queue is called early. We add the variables into account.
>
>Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
>---
> drivers/usb/gadget/function/uvc_video.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/usb/gadget/function/uvc_video.c b/drivers/usb/gadget/function/uvc_video.c
>index 8b3116d48d2bd8..b1d7083d07846e 100644
>--- a/drivers/usb/gadget/function/uvc_video.c
>+++ b/drivers/usb/gadget/function/uvc_video.c
>@@ -368,7 +368,7 @@ static void uvcg_video_pump(struct work_struct *work)
> 	unsigned long flags;
> 	int ret;
>
>-	while (video->ep->enabled) {
>+	while (video->ep->enabled || queue->queue.streaming || video->uvc->streamon) {
> 		/* Retrieve the first available USB request, protected by the
> 		 * request lock.
> 		 */
>-- 
>2.30.2
>
>
>

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  parent reply	other threads:[~2022-04-04 13:08 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-02 23:39 [PATCH 0/5] usb: gadget: uvc: fixes and improvements Michael Grzeschik
2022-04-02 23:39 ` [PATCH 1/5] usb: gadget: uvc: reset bytesused on queue cancel Michael Grzeschik
2022-04-05  8:43   ` Sergey Shtylyov
2022-04-05 15:01     ` Dan Vacura
2022-04-06  8:26       ` Michael Grzeschik
2022-04-02 23:39 ` [PATCH 2/5] usb: gadget: uvc: calculate the number of request depending on framesize Michael Grzeschik
2022-04-19 20:46   ` Laurent Pinchart
2022-05-08 22:48     ` Michael Grzeschik
2022-04-02 23:39 ` [PATCH 3/5] usb: gadget: uvc: increase worker prio to WQ_HIGHPRI Michael Grzeschik
2022-04-19 20:46   ` Laurent Pinchart
2022-04-29 18:51     ` Dan Vacura
2022-04-29 20:01       ` Michael Grzeschik
2022-05-02  9:00         ` Michael Grzeschik
2022-05-06 21:49           ` Dan Vacura
2022-09-28 20:12         ` Laurent Pinchart
2022-04-02 23:39 ` [PATCH 4/5] usb: gadget: uvc: call uvc uvcg_warn on completed status instead of uvcg_info Michael Grzeschik
2022-04-19 20:47   ` Laurent Pinchart
2022-04-02 23:39 ` [PATCH 5/5] usb: gadget: uvc: stop the pump on more conditions Michael Grzeschik
2022-04-04 11:30   ` kernel test robot
2022-04-04 13:07   ` Michael Grzeschik [this message]
2022-04-19 14:21     ` Greg KH

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