From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB553C6FA86 for ; Wed, 7 Sep 2022 14:30:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229708AbiIGOap (ORCPT ); Wed, 7 Sep 2022 10:30:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43198 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230328AbiIGOaW (ORCPT ); Wed, 7 Sep 2022 10:30:22 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE8284B0CE for ; Wed, 7 Sep 2022 07:30:08 -0700 (PDT) Received: from ptx.hi.pengutronix.de ([2001:67c:670:100:1d::c0]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oVw45-0000pW-JR; Wed, 07 Sep 2022 16:30:05 +0200 Received: from mgr by ptx.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1oVw45-0004X9-8U; Wed, 07 Sep 2022 16:30:05 +0200 Date: Wed, 7 Sep 2022 16:30:05 +0200 From: Michael Grzeschik To: Greg KH Cc: linux-usb@vger.kernel.org, linux-media@vger.kernel.org, balbi@kernel.org, laurent.pinchart@ideasonboard.com, paul.elder@ideasonboard.com, kernel@pengutronix.de, nicolas@ndufresne.ca, kieran.bingham@ideasonboard.com Subject: Re: [RESEND v7 0/4] usb: gadget: uvc: use configfs entries for negotiation and v4l2 VIDIOCS Message-ID: <20220907143005.GD18739@pengutronix.de> References: <20220608105748.139922-1-m.grzeschik@pengutronix.de> <20220907140341.GC18739@pengutronix.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="OaZoDhBhXzo6bW1J" Content-Disposition: inline In-Reply-To: X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain User-Agent: Mutt/1.10.1 (2018-07-13) X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::c0 X-SA-Exim-Mail-From: mgr@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-media@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org --OaZoDhBhXzo6bW1J Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Sep 07, 2022 at 04:09:52PM +0200, Greg KH wrote: >On Wed, Sep 07, 2022 at 04:03:41PM +0200, Michael Grzeschik wrote: >> On Wed, Sep 07, 2022 at 03:28:54PM +0200, Greg KH wrote: >> > On Wed, Jun 08, 2022 at 12:57:44PM +0200, Michael Grzeschik wrote: >> > > This series improves the uvc video gadget by parsing the configfs >> > > entries. With the configfs data, the driver now is able to negotiate= the >> > > format with the usb host in the kernel and also exports the supported >> > > frames/formats/intervals via the v4l2 VIDIOC interface. >> > > >> > > The uvc userspace stack is also under development. One example is an= generic >> > > v4l2uvcsink gstreamer elemnt, which is currently under discussion. [= 1] >> > > >> > > [1] https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_reque= sts/1304 >> > > >> > > With the libusbgx library [1] used by the gadget-tool [2] it is now = also >> > > possible to fully describe the configfs layout of the uvc gadget wit= h scheme >> > > files. >> > > >> > > [2] https://github.com/linux-usb-gadgets/libusbgx/pull/61/commits/53= 231c76f9d512f59fdc23b65cd5c46b7fb09eb4 >> > > >> > > [3] https://github.com/linux-usb-gadgets/gt/tree/master/examples/sys= temd >> > > >> > > The bigger picture of these patches is to provide a more versatile i= nterface to >> > > the uvc gadget. The goal is to simply start a uvc-gadget with the fo= llowing >> > > commands: >> > > >> > > $ gt load uvc.scheme >> > > $ gst-launch v4l2src ! v4l2uvcsink >> > >> > v4l developers, given a lack of review response to this series, I'm >> > assuming that you all have no objection to this series and I can take = it >> > through my usb-next tree. >> >> Since this will not apply anymore, I just send v8 with some minor >> changes. > >Thanks, I'll take that series now. Skip this v8 please. I will have to fix first. --=20 Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | --OaZoDhBhXzo6bW1J Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEElXvEUs6VPX6mDPT8C+njFXoeLGQFAmMYquoACgkQC+njFXoe LGQpGg//QwZPgV7OzGAjNEcLC3SNArmZfwtSNTJzYHdbtAv/CkbI1iKsyvjV4LVy lBul6nRm56qHwAEZmgDt3s9PL9oogEHtU7tK7sPmN84bh8585aQvmSnbA01z/bj4 DcIsWc4H0r7JT+I6zUn9zrnqQfFtOCaxmeQ1fsKvV/D8Ljf2/qZI2GoW9yzKIi9g e8Jb9CcM5or8YI21u40pnqTyZs/4fzm3DWgUcaIx+BOlgrgajlJ0tm/Z7wNxZDj0 0a8AXKKgBpxa0ocHdEE2h0C4L3XykKonO2jt76rK5uonJCH90DYX7L0wsZOos4X8 cu0GjSsJyCtM2SeEALymNLj+MR3HGP8RyprNjNLQ1NEFIybZhTYStI+Wj6WvCHh4 2D5ENFgEpDKH8l04LdtXHK2gPOUnQJA7mTAzTzPvBJRESHyeVo8CROP2hWcU5ZJw 6ouSZfOWWzPwGWl3VyQwwieK4Ox6q5femR9HyhijmayS4/2pd9k7jlRUTmedNojP nOgIgeBmaZxREYXaiwncFwyFv6pApr/uw8BxW7FdHGGDvrVeUzkyct4pnl3sDTaX 7XGjRv4MW7uWMfp6fjdIny0XL17adjFedOhjs5QCfEdsdvS3FjNm1RLVsOkf04cI q7RAxtRnNRwXTkeXwDpjAiOt9fjQvN+MP1XxkD01wj39t+exHgo= =laOe -----END PGP SIGNATURE----- --OaZoDhBhXzo6bW1J--