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[2620:137:e000::1:20]) by mx.google.com with ESMTP id g2-20020a636b02000000b004791c673bcesi8549764pgc.682.2022.12.18.11.27.37; Sun, 18 Dec 2022 11:27:46 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@ucw.cz header.s=gen1 header.b=b3Ekrtp9; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ucw.cz Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229865AbiLRS6J (ORCPT + 70 others); Sun, 18 Dec 2022 13:58:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41878 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230216AbiLRS6G (ORCPT ); Sun, 18 Dec 2022 13:58:06 -0500 Received: from jabberwock.ucw.cz (jabberwock.ucw.cz [46.255.230.98]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99F338FEE; Sun, 18 Dec 2022 10:58:04 -0800 (PST) Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 602CA1C09DB; Sun, 18 Dec 2022 19:58:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ucw.cz; s=gen1; t=1671389883; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=FGFdHHTtpuX5Ly4phczSAMx8RAJOhEVAay3kGEN6IR8=; b=b3Ekrtp9D0DsqUbf5GNoJgxgDJMjwu/CrSAIU6w+u45aG9GgO7cUwioBf5u6NDSSML63kZ IFtHughU0zfhrUFKCXMzbCT5KP5cv7o3eCDc7QLqbs+VtA9ydyTG2ZWvofTznUiZ+TXYGt cqnqNvy4XKSCBYncHYzJsngFl/qLzVI= Date: Sun, 18 Dec 2022 19:58:02 +0100 From: Pavel Machek To: tumic@gpxsee.org Cc: Mauro Carvalho Chehab , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Lizhi Hou , Martin =?utf-8?B?VMWvbWE=?= Subject: Re: [PATCH v4 0/1] Digiteq Automotive MGB4 driver Message-ID: References: <20221123140431.4730-1-tumic@gpxsee.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="aKB7rpqiU3Up+ofL" Content-Disposition: inline In-Reply-To: <20221123140431.4730-1-tumic@gpxsee.org> X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --aKB7rpqiU3Up+ofL Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > From: Martin T=C5=AFma >=20 > Hi, > This patch adds a driver for the Digiteq Automotive MGB4 grabber card. > MGB4 is a modular frame grabber PCIe card for automotive video interfaces > (FPD-Link and GMSL for now). It is based on a Xilinx FPGA and uses their > XDMA IP core for DMA transfers. Additionally, Xilinx I2C and SPI IP cores > which already have drivers in linux are used in the design. >=20 > The driver is a quite standard v4l2 driver, with one exception - there are > a lot of sysfs options that may/must be set before opening the v4l2 device > to adapt the card on a specific signal (see mgb4.rst for details) > as the card must be able to work with various signal sources (or displays) > that can not be auto-detected. Uff, that's "interesting". What kind of platform does this run on? You should be getting non-probeable parameters from deice tree (or APCI). Best regards, Pavel =09 --=20 People of Russia, stop Putin before his war on Ukraine escalates. --aKB7rpqiU3Up+ofL Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCY59iugAKCRAw5/Bqldv6 8lMSAJ9SB9PBRGjXPnIO1uAbVvXBLCDCuACfSoR6Gu3fbUu2czcZd34M8PcIjr4= =CGKZ -----END PGP SIGNATURE----- --aKB7rpqiU3Up+ofL--