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 X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35549C4727E for ; Wed, 30 Sep 2020 10:51:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EC1492076B for ; Wed, 30 Sep 2020 10:51:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=temperror (0-bit key) header.d=phytec.de header.i=@phytec.de header.b="iGNY+yHm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729677AbgI3Kvx (ORCPT ); Wed, 30 Sep 2020 06:51:53 -0400 Received: from mickerik.phytec.de ([195.145.39.210]:58446 "EHLO mickerik.phytec.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729643AbgI3Kvu (ORCPT ); Wed, 30 Sep 2020 06:51:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; d=phytec.de; s=a1; c=relaxed/simple; q=dns/txt; i=@phytec.de; t=1601463108; x=1604055108; h=From:Sender:Reply-To:Subject:Date:Message-Id:To:Cc:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=EBbV7tZj+aMHE+es+7w9+LXsXZ9jLst9SC6njbjHeSk=; b=iGNY+yHmYmHs5Onap3bi9z3z7exnPgR0U5bjBeL1WmjgnGIKDks5uHA7Ac4T4dU0 wuwpM0benMOUYD6kX2kj6DqIZn887MNb6Xcuz75+nDX6espZCOEtxCUgl3m4qL1H NTiQJoOV2k/v316Uo+SbWan5WfIoMUo+UsphBX0V24Y=; X-AuditID: c39127d2-269ff70000001c25-d3-5f7463445290 Received: from idefix.phytec.de (Unknown_Domain [172.16.0.10]) by mickerik.phytec.de (PHYTEC Mail Gateway) with SMTP id BE.89.07205.443647F5; Wed, 30 Sep 2020 12:51:48 +0200 (CEST) Received: from lws-riedmueller.phytec.de ([172.16.23.108]) by idefix.phytec.de (IBM Domino Release 9.0.1FP7) with ESMTP id 2020093012514771-526325 ; Wed, 30 Sep 2020 12:51:47 +0200 From: Stefan Riedmueller To: Laurent Pinchart Cc: Mauro Carvalho Chehab , Sakari Ailus , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Enrico Scholz , Stefan Riedmueller Subject: [PATCH v2 3/5] media: mt9p031: Implement [gs]_register debug calls Date: Wed, 30 Sep 2020 12:51:31 +0200 Message-Id: <20200930105133.139981-3-s.riedmueller@phytec.de> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200930105133.139981-1-s.riedmueller@phytec.de> References: <20200930105133.139981-1-s.riedmueller@phytec.de> MIME-Version: 1.0 X-MIMETrack: Itemize by SMTP Server on Idefix/Phytec(Release 9.0.1FP7|August 17, 2016) at 30.09.2020 12:51:47, Serialize by Router on Idefix/Phytec(Release 9.0.1FP7|August 17, 2016) at 30.09.2020 12:51:47 X-TNEFEvaluated: 1 Content-Transfer-Encoding: quoted-printable X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrBLMWRmVeSWpSXmKPExsWyRoCBS9cluSTe4NQlRou9xy6wWHROXMJu cXnXHDaLng1bWS2WbfrDZPFpyzcmBzaP2R0zWT02repk85h3MtBjxcr/TB6fN8kFsEZx2aSk 5mSWpRbp2yVwZXRfP81aMJ+/YtuUTawNjO95uhg5OSQETCSWzFjBCGILCWxjlDjQltDFyAVk X2OU2NA/iw0kwSZgJLFgWiMTiC0iYCHRu2g6WAOzwFdGiXVns0FsYQFvibPLX7OD2CwCqhIv JswAq+cVsJVY/m87C8QyeYmZl76D1XAK2Emcvv+LtYuRA2iZrcTFyVkQ5YISJ2c+YQG5QULg CqPE1pUXmCF6hSROLz7LDLFXW2LZwtfMExgFZiHpmYUktYCRaRWjUG5mcnZqUWa2XkFGZUlq sl5K6iZGYOgenqh+aQdj3xyPQ4xMHIyHGCU4mJVEeA8llsQL8aYkVlalFuXHF5XmpBYfYpTm YFES593AWxImJJCeWJKanZpakFoEk2Xi4JRqYNzD27rj0g6V/hVNDeYcVjJbD2yu6PonEPBq c7f0/KAYxnvW/64Ftb77n+EcKK/Qk3gs7bhF9MEm4YIfrqsZ5fw1Ps7I1PxsekIy8OFmBmON 1+In75epf2D6r/Wi9Nek2hseby5azoxY/zMn0H2esPqf/JJ7VRtN/y08X3nnhZLqR/+mCM1j 65VYijMSDbWYi4oTAdQ8ZrdLAgAA Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Enrico Scholz Implement g=5Fregister and s=5Fregister v4l2=5Fsubdev=5Fcore=5Fops to access camera register directly from userspace for debug purposes. Signed-off-by: Enrico Scholz Signed-off-by: Stefan Riedmueller --- No changes in v2 --- drivers/media/i2c/mt9p031.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c index b4c042f418c1..de36025260a8 100644 --- a/drivers/media/i2c/mt9p031.c +++ b/drivers/media/i2c/mt9p031.c @@ -703,6 +703,30 @@ static int mt9p031=5Frestore=5Fblc(struct mt9p031 *mt9= p031) return 0; } =20 +#ifdef CONFIG=5FVIDEO=5FADV=5FDEBUG +static int mt9p031=5Fg=5Fregister(struct v4l2=5Fsubdev *sd, + struct v4l2=5Fdbg=5Fregister *reg) +{ + struct i2c=5Fclient *client =3D v4l2=5Fget=5Fsubdevdata(sd); + int ret; + + ret =3D mt9p031=5Fread(client, reg->reg); + if (ret < 0) + return ret; + + reg->val =3D ret; + return 0; +} + +static int mt9p031=5Fs=5Fregister(struct v4l2=5Fsubdev *sd, + struct v4l2=5Fdbg=5Fregister const *reg) +{ + struct i2c=5Fclient *client =3D v4l2=5Fget=5Fsubdevdata(sd); + + return mt9p031=5Fwrite(client, reg->reg, reg->val); +} +#endif + static int mt9p031=5Fs=5Fctrl(struct v4l2=5Fctrl *ctrl) { struct mt9p031 *mt9p031 =3D @@ -1000,6 +1024,10 @@ static int mt9p031=5Fclose(struct v4l2=5Fsubdev *sub= dev, struct v4l2=5Fsubdev=5Ffh *fh) =20 static const struct v4l2=5Fsubdev=5Fcore=5Fops mt9p031=5Fsubdev=5Fcore=5Fo= ps =3D { .s=5Fpower =3D mt9p031=5Fset=5Fpower, +#ifdef CONFIG=5FVIDEO=5FADV=5FDEBUG + .s=5Fregister =3D mt9p031=5Fs=5Fregister, + .g=5Fregister =3D mt9p031=5Fg=5Fregister, +#endif }; =20 static const struct v4l2=5Fsubdev=5Fvideo=5Fops mt9p031=5Fsubdev=5Fvideo= =5Fops =3D { --=20 2.25.1