From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from perceval.ideasonboard.com ([95.142.166.194]:53810 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755388Ab2ISAcv (ORCPT ); Tue, 18 Sep 2012 20:32:51 -0400 From: Laurent Pinchart To: Mauro Carvalho Chehab Cc: Wanlong Gao , linux-media@vger.kernel.org Subject: Re: [PATCH 4/5] video:omap3isp:fix up ENOIOCTLCMD error handling Date: Wed, 19 Sep 2012 02:33:25 +0200 Message-ID: <2908044.4diAvkzB1o@avalon> In-Reply-To: <20120915132437.74dd11bb@infradead.org> References: <1346052196-32682-1-git-send-email-gaowanlong@cn.fujitsu.com> <1946796.hhZ2Ot34qB@avalon> <20120915132437.74dd11bb@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Sender: linux-media-owner@vger.kernel.org List-ID: Hi Mauro, On Saturday 15 September 2012 13:24:37 Mauro Carvalho Chehab wrote: > Em Thu, 13 Sep 2012 06:03:21 +0200 Laurent Pinchart escreveu: > > On Monday 27 August 2012 15:23:15 Wanlong Gao wrote: > > > At commit 07d106d0, Linus pointed out that ENOIOCTLCMD should be > > > translated as ENOTTY to user mode. > > > > > > Cc: Laurent Pinchart > > > Cc: Mauro Carvalho Chehab > > > Cc: linux-media@vger.kernel.org > > > Signed-off-by: Wanlong Gao > > > --- > > > > > > drivers/media/video/omap3isp/ispvideo.c | 10 +++++----- > > > 1 file changed, 5 insertions(+), 5 deletions(-) > > > > > > diff --git a/drivers/media/video/omap3isp/ispvideo.c > > > b/drivers/media/video/omap3isp/ispvideo.c index b37379d..2dd982e 100644 > > > --- a/drivers/media/video/omap3isp/ispvideo.c > > > +++ b/drivers/media/video/omap3isp/ispvideo.c > > > @@ -337,7 +337,7 @@ __isp_video_get_format(struct isp_video *video, > > > struct > > > v4l2_format *format) fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE; > > > > > > ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt); > > > if (ret == -ENOIOCTLCMD) > > > > > > - ret = -EINVAL; > > > + ret = -ENOTTY; > > > > I don't think this location should be changed. __isp_video_get_format() is > > called by isp_video_check_format() only, which in turn is called by > > isp_video_streamon() only. A failure to retrieve the format in > > __isp_video_get_format() does not really mean the VIDIOC_STREAMON is not > > supported. > > > > I'll apply hunks 2 to 5 and drop hunk 1 if that's fine with you. > > Not quite sure how to tag it at patchwork... I guess I'll mark it as > "accepted", as, from what I understood, Laurent partially accepted it, and > will be adding on his tree. Yes I'll add a modified version to my tree. -- Regards, Laurent Pinchart