From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Echtler Subject: Re: [PATCH v3][RFC] add raw video stream support for Samsung SUR40 Date: Fri, 20 Feb 2015 22:46:06 +0100 Message-ID: <54E7AB1E.3000401@butterbrot.org> References: <1423063842-6902-1-git-send-email-floe@butterbrot.org> <54DB4295.1080307@butterbrot.org> <54E1D71C.2000003@xs4all.nl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="dt3S3316JM7ed6J72tBOcR52sXwKMqIXG" Return-path: Received: from butterbrot.org ([176.9.106.16]:60352 "EHLO butterbrot.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754701AbbBTVqI (ORCPT ); Fri, 20 Feb 2015 16:46:08 -0500 In-Reply-To: <54E1D71C.2000003@xs4all.nl> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Hans Verkuil , Mauro Carvalho Chehab Cc: laurent.pinchart@ideasonboard.com, linux-input@vger.kernel.org, linux-media@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --dt3S3316JM7ed6J72tBOcR52sXwKMqIXG Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 16.02.2015 12:40, Hans Verkuil wrote: > On 02/11/2015 12:52 PM, Florian Echtler wrote: >> does anyone have any suggestions why USERPTR still fails with dma-sg? >> >> Could I just disable the corresponding capability for the moment so th= at >> the patch could perhaps be merged, and investigate this separately? >=20 > I prefer to dig into this a little bit more, as I don't really understa= nd > it. Set the videobuf2-core debug level to 1 and see what the warnings a= re. >=20 > Since 'buf.qbuf' fails in v4l2-compliance, it's something in the VIDIOC= _QBUF > sequence that returns an error, so you need to pinpoint that. OK, I don't currently have access to the hardware, but I will try this as soon as possible. > If push comes to shove I can also merge the patch without USERPTR suppo= rt, > but I really prefer not to do that. How long until the next merge window closes? Best regards, Florian --=20 SENT FROM MY DEC VT50 TERMINAL --dt3S3316JM7ed6J72tBOcR52sXwKMqIXG Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlTnqx4ACgkQ7CzyshGvathpAgCfWI++UdZUS9VFmEEBiclpEUkL Ph4An1LGTGQcYHBlmDqbJIRVbC9MMkvo =Kex2 -----END PGP SIGNATURE----- --dt3S3316JM7ed6J72tBOcR52sXwKMqIXG--