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Message-ID: <4DB6A87A.2000906@redhat.com> Date: Tue, 26 Apr 2011 13:11:54 +0200 From: Hans de Goede <hdegoede@...hat.com> To: Hans Verkuil <hverkuil@...all.nl> CC: Ondrej Zary <linux@...nbow-software.org>, Joerg Heckenbach <joerg@...kenbach-aw.de>, Dwaine Garden <dwainegarden@...ers.com>, linux-media@...r.kernel.org, Kernel development list <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] usbvision: remove (broken) image format conversion Hi, On 04/26/2011 08:32 AM, Hans Verkuil wrote: > On Monday, April 25, 2011 23:23:17 Ondrej Zary wrote: >> The YVU420 and YUV422P formats are broken and cause kernel panic on use. >> (YVU420 does not work and sometimes causes "unable to handle paging request" >> panic, YUV422P always causes "NULL pointer dereference"). >> >> As V4L2 spec says that drivers shouldn't do any in-kernel image format >> conversion, remove it completely (except YUYV). > > What really should happen is that the conversion is moved to libv4lconvert. > I've never had the time to tackle that, but it would improve this driver a > lot. > > Would you perhaps be interested in doing that work? > Seconded! I would be more then happy to help with the libv4l part (in the form of review + merging + advice). Regards, Hans -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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