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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, PDS_BAD_THREAD_QP_64,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 17DF6C433ED for ; Tue, 13 Apr 2021 11:26:51 +0000 (UTC) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6F6FC61244 for ; Tue, 13 Apr 2021 11:26:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F6FC61244 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bp.renesas.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=bounce+64572+6369+4520388+8129055@lists.cip-project.org X-Received: by 127.0.0.2 with SMTP id oBR5YY4521723xtTQDvm0u1T; Tue, 13 Apr 2021 04:26:49 -0700 X-Received: from JPN01-TY1-obe.outbound.protection.outlook.com (JPN01-TY1-obe.outbound.protection.outlook.com [40.107.140.91]) by mx.groups.io with SMTP id smtpd.web12.7077.1618309089431969142 for ; Tue, 13 Apr 2021 03:18:10 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Al2v9gXAbbXsCRX8co0U2Mkl10anwTdTdlSAModwgnqGludFpoFKzPF5uc1Iok8PZ6eUyYrdFzYGnsxZVbf9YnmGY3MD1DebX++nWMRbVHIwpCqE49CSvuYJpQg2n4dLzsc3+DkKyUsKpNIjYO7BJpFL/mIZZLrC0VgUsrDs2fngHNrGvTgY07kCxybdlfg0FMTkSQlC9s0qaFLIt+t0Wfd1B4jJH96Xq1VxsxnGj0HiSol/gT6FVyDBkxPhcVLfgwIIcSzLUcjMlmVDznvnnGOxT5SICbK/ROt/8u+JlvqgFuPKfuqwEyxu2TQzojjWQ9k25uuHvYNT3dld7KNgCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=PecHRt/uVFgMT3n1lHJCmuYCIycXt8sfyZKyyFRA3T0=; b=Zr1Rkt8HYQVrN/gojIsxGZ3vyfvgi9zZ14t6v49tUJVHrFmSC/2zHahfTePMpDFJ4i6C+s0iZKzG8dMJtvOawmY/X4iS98VrcGTXNzRiTDV8hhRkaSXtDZtPYq9zRL7iShYjbvwjweTw3/mjwMZYAtMTeJa0vQQNJoxwna5OFSbZUr7TWwrxCaTtt/0BlkBhYtjcaUoP0DqKDCJBQj0kIpUkaBAX0ANiUZ3PzszPHlaZ5dI76MXrHSNRZ9fJuxAhsm0zHPzOZ+EJ1wj2v4jZZ+a6C6Fa9W5adFYIXjqz6IWU5Shuoj7ujKMvOIp4yGcDi04KlQ4wlTQ+yVIGsuanMA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=bp.renesas.com; dmarc=pass action=none header.from=bp.renesas.com; dkim=pass header.d=bp.renesas.com; arc=none X-Received: from OS0PR01MB5922.jpnprd01.prod.outlook.com (2603:1096:604:bb::5) by OSYPR01MB5558.jpnprd01.prod.outlook.com (2603:1096:604:80::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.16; Tue, 13 Apr 2021 10:18:05 +0000 X-Received: from OS0PR01MB5922.jpnprd01.prod.outlook.com ([fe80::a1c6:97eb:7268:c2b3]) by OS0PR01MB5922.jpnprd01.prod.outlook.com ([fe80::a1c6:97eb:7268:c2b3%4]) with mapi id 15.20.4020.022; Tue, 13 Apr 2021 10:18:05 +0000 From: Biju Das To: Pavel Machek CC: "cip-dev@lists.cip-project.org" , Nobuhiro Iwamatsu , Chris Paterson , Prabhakar Mahadev Lad Subject: Re: [cip-dev] [PATCH 4.19.y-cip] drm: rcar-du: Fix crash when using LVDS1 clock for CRTC Thread-Topic: [PATCH 4.19.y-cip] drm: rcar-du: Fix crash when using LVDS1 clock for CRTC Thread-Index: AQHXLVtz1UDxVgx6CkinWM1fXXtH9qqyQDiAgAAAXbA= Date: Tue, 13 Apr 2021 10:18:05 +0000 Message-ID: References: <20210409161436.10953-1-biju.das.jz@bp.renesas.com> <20210413101210.GC26782@amd> In-Reply-To: <20210413101210.GC26782@amd> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [86.139.26.210] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: ac78cc53-b7d6-4d63-2ca0-08d8fe656d83 x-ms-traffictypediagnostic: OSYPR01MB5558: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:5236; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 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 x-ms-exchange-antispam-messagedata: =?us-ascii?Q?wdm2QGDJQjUJC/7pMcUXLVo9IGqMC75ereT66xvoqp0k0+dGkp49+GRqUA7y?= =?us-ascii?Q?FJjK/F41We6BM1zXO//Ch5RimfcE8fqGlnBPEG88gXZf/dV2j4K9HWsTB4jm?= =?us-ascii?Q?TRYWCiJAwew/8yZO9obH1HExIJzXmXey5U3W3qOw3tQ5ODwuaIwQJvIE9Eoh?= =?us-ascii?Q?KJOCIRxLiuaCwKFPAJVxB2TZ4ZAPXeXH6dljCjOq71sDLKOZIlxzqxjFfuiV?= =?us-ascii?Q?aCLGUrVRPU3B1IG/DGFHhLPOCQnnH2FMhI26J6ZT8jD/kllPKqQ/D5/CkT/L?= =?us-ascii?Q?TiKVSitSG3HTAQJt1/wvp5kcv6VtD79HmDTlePANEPIaNNXxsP2i8I1c6hfu?= =?us-ascii?Q?JJ0rPAqBODtpInZbFVX1KxnYJXIjdfyuZ9z/XBtAGt4QKHIOzJH5As0KWwIn?= =?us-ascii?Q?+lmyFHBNOl84l36k+UJlMZYaNXHYlHR3lJ9BbfrHthjSXB7yXHQxf8PPIJxu?= =?us-ascii?Q?o8bTtB+ywsvaSlQpVI+QaWDo0KCbfW2qQzL0A/HpRXCcv9SSIuX63nQquKSt?= =?us-ascii?Q?VwfSfouM2KafXU6k6r2a2F1KXpZtEteHn5IVtlpl2jVJZzDqwSQ9j0/+QDO8?= =?us-ascii?Q?XRXVNyEfsZ1oDpbU12T8zQmwc+qjEF6J0A5sFMME+Jpq9IpVPfQaMSR4ltwn?= =?us-ascii?Q?dvt47eeuGCkIHaG2r9BXm1qBWZnVkC2uctkZ6SRRcaq3qJaFehyd2lbtKRMo?= =?us-ascii?Q?KGQms4SFVwBJewiXaQjTaB/+MEDqR3Ox37eJu7wgcVJ/S0rTjcTQU17K7Goy?= =?us-ascii?Q?4RbSoc5Wlry4flLD6YFES5MwxniNlqC22kmirGrlGD2qajJ4LCKypffFm72C?= =?us-ascii?Q?XfTC737p5Ki4zUEWjIF5flxLNXJXJdWFwFpACtnk4/fuSskwEE8L8Mr42c+2?= =?us-ascii?Q?cEPMNHUOcU1/o7coxLkVVsdQdpr3vJX5YSv/n6ObQNPxZnH/ymmetBUBuuM/?= =?us-ascii?Q?nPjEsvn2BLctK4YKg6YsJKjxbtDBCuqYx1FUteogk4ASwPgigNJU6TdeHGQk?= =?us-ascii?Q?nq5QS7Y6O097EY9VW7Rj+Sl92HS0zKa1UA/rdMAJK+3yY1y0qQzk0I0c5+09?= =?us-ascii?Q?I6pKq7EsDvLDAD7KwhaD1qGvSdixe1Ptm0akmmm5o+babYWaHOrh+rCpcG9X?= =?us-ascii?Q?fWf8D5if6XfJMm1xZUbF5jXG9Vc0e1ksOOXrQ83x0J2ec/PNCNft9GCE+vqF?= =?us-ascii?Q?F6uoG4GTG+5YHLdcrIPuYZ5xDSO9LPWOHNXSy7fRa0OYL7m7LE15h6tipvpB?= =?us-ascii?Q?Q7RMsZOlTKkpBQtrH+zochiJj9leSeunmh0tuQ004v6Q3LdZzzIaCYE3Oi3M?= =?us-ascii?Q?2CqUW/W+50ngEl436oqnNbYF?= MIME-Version: 1.0 X-OriginatorOrg: bp.renesas.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: OS0PR01MB5922.jpnprd01.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: ac78cc53-b7d6-4d63-2ca0-08d8fe656d83 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Apr 2021 10:18:05.4125 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 53d82571-da19-47e4-9cb4-625a166a4a2a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: iQBzZQJX6fawLQWD4ryWTspvy0BM3aRFk7VEk9UmHE9vuNzCtk80w/omT9vp0gYGFAxy1xxMGhdJw2eS3YwJXOeVBHyXifrb1ixN2xZQD7w= X-MS-Exchange-Transport-CrossTenantHeadersStamped: OSYPR01MB5558 Precedence: Bulk List-Unsubscribe: List-Subscribe: List-Help: Sender: cip-dev@lists.cip-project.org List-Id: Mailing-List: list cip-dev@lists.cip-project.org; contact cip-dev+owner@lists.cip-project.org Reply-To: cip-dev@lists.cip-project.org X-Gm-Message-State: bIBqdGhA8UjStM4o0PpQHTYwx4520388AA= Content-Type: multipart/mixed; boundary="6opSuCXxTMz2JpHWHhp9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=lists.cip-project.org; q=dns/txt; s=20140610; t=1618313209; bh=utVI3QA6IAtcqAo6k/EaQgD3MnwOokAvm3xst5twTMY=; h=CC:Content-Type:Date:From:Reply-To:Subject:To; b=oHOZcvbAYxRphTASL74DyvvgSNzxLjKkjuZt16opoZSYxBwvZjt3o6FeYXgNtOShiuL bqKm2C8B2zfUew0Ge3HOoUON6Ssm2SU11W4khX6sYvIp3kh30/0qJG9GTn9QhWeqgbWUI Y5VU/Fzs+3ZG6uGfQWdxxJCiPktLpz+uYp8= --6opSuCXxTMz2JpHWHhp9 Content-Language: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi Pavel, Thanks for the feedback. > -----Original Message----- > From: Pavel Machek > Sent: 13 April 2021 11:12 > To: Biju Das > Cc: cip-dev@lists.cip-project.org; Nobuhiro Iwamatsu > ; Pavel Machek ; Chris > Paterson ; Prabhakar Mahadev Lad > > Subject: Re: [PATCH 4.19.y-cip] drm: rcar-du: Fix crash when using LVDS1 > clock for CRTC >=20 > Hi! >=20 > > From: Laurent Pinchart > > > > [ Upstream commit 53ced169373aab52d3b5da0fee6a342002d1876d ] > > > > On D3 and E3 platforms, the LVDS encoder includes a PLL that can > > generate a clock for the corresponding CRTC, used even when the CRTC > > output to a non-LVDS port. This mechanism is supported by the driver, > > but the implementation is broken in dual-link LVDS mode. In that case, > > the LVDS1 drm_encoder is skipped, which causes a crash when trying to > > access its bridge later on. > > > > Fix this by storing bridge pointers internally instead of retrieving > > them from the encoder. The rcar_du_device encoders field isn't used > > anymore and can be dropped. >=20 > The patch looks okay to me. I'll test it and can apply it if it works > okay. >=20 > But I don't believe it is in our 5.10, so I'd like it to be submitted for > 5.10, too. >=20 > Or just tell me it is okay and I'll apply it there, too. Please apply to 5.10-cip as well, since it is present in 5.10 stable. Cheers, Biju --6opSuCXxTMz2JpHWHhp9 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Links: You receive all messages sent to this group. View/Reply Online (#6369): https://lists.cip-project.org/g/cip-dev/message= /6369 Mute This Topic: https://lists.cip-project.org/mt/82032629/4520388 Group Owner: cip-dev+owner@lists.cip-project.org Unsubscribe: https://lists.cip-project.org/g/cip-dev/leave/8129055/4520388= /727948398/xyzzy [cip-dev@archiver.kernel.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- --6opSuCXxTMz2JpHWHhp9--