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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS 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 C8715C32771 for ; Mon, 6 Jan 2020 09:25:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 85608206E6 for ; Mon, 6 Jan 2020 09:25:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=microchiptechnology.onmicrosoft.com header.i=@microchiptechnology.onmicrosoft.com header.b="jGtivY4p" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726463AbgAFJZo (ORCPT ); Mon, 6 Jan 2020 04:25:44 -0500 Received: from esa3.microchip.iphmx.com ([68.232.153.233]:6933 "EHLO esa3.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725996AbgAFJZo (ORCPT ); Mon, 6 Jan 2020 04:25:44 -0500 Received-SPF: Pass (esa3.microchip.iphmx.com: domain of Claudiu.Beznea@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="Claudiu.Beznea@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com -exists:%{i}.spf.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa3.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa3.microchip.iphmx.com; spf=Pass smtp.mailfrom=Claudiu.Beznea@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dkim=pass (signature verified) header.i=@microchiptechnology.onmicrosoft.com; dmarc=pass (p=none dis=none) d=microchip.com IronPort-SDR: rzlpXnb4R/Y5PrZmMefld8E2qociqRlrBzMNWznJSDb0pjgKZwK8iSE+GSmj8cMuZwYDvmJEsK XDS9QhiI9VVV9HPmncQJh3RSUzg/CcfY08456xPkneejAS7gHYLyoBNEBnhBbH53m1Uf19M7T3 U99P8CsPFDapK/7fcmxEfzJ8PSgTHBX0taQjdEhDiSyB4XQJpDfMXcPt4pdWDFP6cHg3lwxKKw LI/covz2/5p98sWpp8xnNmQB4wDQZQG1I7YBeVO7zhMzVj5uGJ+uwSuvSX4gSoaAFwdV41Zbvg XOc= X-IronPort-AV: E=Sophos;i="5.69,402,1571727600"; d="scan'208";a="62299730" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 06 Jan 2020 02:25:42 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 6 Jan 2020 02:25:40 -0700 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (10.10.215.89) by email.microchip.com (10.10.87.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Mon, 6 Jan 2020 02:25:42 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=cEmIibhvltiP9C/80oHSQcc+Kxy/S2Nv8fZweefhFfBhbvsHfJta+RDd4D24TXzyfiGVLXojjiXzMEhrA2TQ3DE2zZLFpnbTOjAEgu9YuNLWpJPgeiqAgTpBGUcCicvpBFBhe0ik+Ln+ktIQ3FXxxdbEp6hzd1vic0fPXLTuc2NPGzb5N9/9w+xTZwy5VM1nI5jciSPKiOBTjB8n5h+/p4zRflSx6U2VyZ8xjGAHJF7PkvP/m6d6/KNY3LDUZILCPh6i+bXNasKiUQlo+u0TCHTRmTqaKg4afnNM6DIMfTMbYFYfQzbSx4gFeKxdMSDpqo2B1KqOWcy63sNmiN4SpA== 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=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=JEXkhZcWelmfqE3Wuf9z8g3T4WXAKoRctLoAbTeUZeAnYu4J1aAEg5kB0NzAN1qfrQR7/r9+Z/xEgIAPMbw21zv0mkjg/cqFfYPAMlTRkZpR9/SnZs2BRvqbyS6Nk2nw/OxRPIlP+Re6wplGjU3MpKnpJ5O55iSOhOS2HSk92AWhbgdFkBETvyKSe2Ce8dm/x/zkri3Yxqo4PiVWKHUQwFPUxuTgz9hRePXevP+wvOM5vj4czvYji9fe6Yi+6M7Dj2h6+Me3oP4pvGUTvvGE7gfQOMc2DPOydz8xYMSYa4Y9XBpT0yjG1/HaX9F70gBkSwue13t8u61vaArSi0XUKQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microchip.com; dmarc=pass action=none header.from=microchip.com; dkim=pass header.d=microchip.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microchiptechnology.onmicrosoft.com; s=selector2-microchiptechnology-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=jGtivY4pW4yhp8LX2PmB5Kqm7Y75PNkGUR+iAAXs/gc5ijz9CUn4ak5OgvdhlybNjj1F/UFjz6Y2Mb7Arqd0Jhs+QjEJz4iWKv+3vbowvGAOrAVEfuwjXPeXA5NgrEJHvPHBoLKvRRMo2NufkYlq2ughScgQ/o1NSW51idReiHc= Received: from DM6PR11MB3225.namprd11.prod.outlook.com (20.176.120.224) by DM6PR11MB4267.namprd11.prod.outlook.com (52.132.248.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.13; Mon, 6 Jan 2020 09:25:40 +0000 Received: from DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb]) by DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb%7]) with mapi id 15.20.2602.015; Mon, 6 Jan 2020 09:25:40 +0000 From: To: CC: , , , , , , , , Subject: Re: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Topic: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Index: AQHVxHNCEp4Pw+8WakiQvTSsv/2xSA== Date: Mon, 6 Jan 2020 09:25:40 +0000 Message-ID: <4f8603b2-9ae6-97bf-73c0-1b204595dce1@microchip.com> References: <1576672109-22707-1-git-send-email-claudiu.beznea@microchip.com> <1576672109-22707-6-git-send-email-claudiu.beznea@microchip.com> <20200102090848.GC29446@ravnborg.org> <20200104171205.GA8724@ravnborg.org> In-Reply-To: <20200104171205.GA8724@ravnborg.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 x-ms-traffictypediagnostic: DM6PR11MB4267: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:913; x-forefront-prvs: 0274272F87 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(346002)(376002)(366004)(396003)(39860400002)(136003)(199004)(189003)(966005)(6486002)(478600001)(31686004)(86362001)(6512007)(71200400001)(5660300002)(53546011)(6506007)(26005)(6916009)(2616005)(4326008)(76116006)(91956017)(36756003)(8936002)(316002)(66946007)(31696002)(66556008)(186003)(64756008)(2906002)(66476007)(81166006)(81156014)(8676002)(54906003)(66446008)(341764005);DIR:OUT;SFP:1101;SCL:1;SRVR:DM6PR11MB4267;H:DM6PR11MB3225.namprd11.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 Content-Type: text/plain; charset="utf-8" Content-ID: <5650812FEB10074894AA48B03B41578D@namprd11.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Jan 2020 09:25:40.8301 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: V3/RLpCCjpLGvIlmxC7sF6/A9f/zx5qircgyWlLzyYPHZrvDT7FS4WJVYRvy9orpWaoM0sf33f3NiZ3MMWekmmD49QB+uqbxhh2axsR6O7c= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB4267 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCk9uIDA0LjAxLjIwMjAgMTk6MTIsIFNhbSBSYXZuYm9yZyB3cm90ZToNCj4gRVhURVJOQUwg RU1BSUw6IERvIG5vdCBjbGljayBsaW5rcyBvciBvcGVuIGF0dGFjaG1lbnRzIHVubGVzcyB5b3Ug a25vdyB0aGUgY29udGVudCBpcyBzYWZlDQo+IA0KPiBIaSBDbGF1ZGl1DQo+IA0KPiBPbiBUaHUs IEphbiAwMiwgMjAyMCBhdCAxMDowODo0OEFNICswMTAwLCBTYW0gUmF2bmJvcmcgd3JvdGU6DQo+ PiBPbiBXZWQsIERlYyAxOCwgMjAxOSBhdCAwMjoyODoyOFBNICswMjAwLCBDbGF1ZGl1IEJlem5l YSB3cm90ZToNCj4+PiBGcm9tOiBQZXRlciBSb3NpbiA8cGVkYUBheGVudGlhLnNlPg0KPj4+DQo+ Pj4gVGhlIGludGVudGlvbiB3YXMgdG8gb25seSBzZWxlY3QgYSBoaWdoZXIgcGl4ZWwtY2xvY2sg cmF0ZSB0aGFuIHRoZQ0KPj4+IHJlcXVlc3RlZCwgaWYgYSBzbGlnaHQgb3ZlcmNsb2NraW5nIHdv dWxkIHJlc3VsdCBpbiBhIHJhdGUgc2lnbmlmaWNhbnRseQ0KPj4+IGNsb3NlciB0byB0aGUgcmVx dWVzdGVkIHJhdGUgdGhhbiBpZiB0aGUgY29uc2VydmF0aXZlIGxvd2VyIHBpeGVsLWNsb2NrDQo+ Pj4gcmF0ZSBpcyBzZWxlY3RlZC4gVGhlIGZpeGVkIHBhdGNoIGhhcyB0aGUgbG9naWMgdGhlIG90 aGVyIHdheSBhcm91bmQgYW5kDQo+Pj4gYWN0dWFsbHkgcHJlZmVycyB0aGUgaGlnaGVyIGZyZXF1 ZW5jeS4gRml4IHRoYXQuDQo+Pj4NCj4+PiBGaXhlczogZjZmN2FkMzIzNDYxICgiZHJtL2F0bWVs LWhsY2RjOiBhbGxvdyBzZWxlY3RpbmcgYSBoaWdoZXIgcGl4ZWwtY2xvY2sgdGhhbiByZXF1ZXN0 ZWQiKQ0KPj4gVGhlIGlkIGlzIHdyb25nIGhlcmUgLSB0aGUgcmlnaHQgb25lIGlzOiA5OTQ2YTNh OWRiZWRhYWFjZWY4YjdlOTRmNmFjMTQ0ZjFkYWFmMWRlDQo+PiBUaGUgd3JvbmcgaWQgYWJvdmUg d2FzIHVzZWQgYmVmb3JlIC0gc28gSSB0aGluayBpdCBpcyBhIGNvcHknbidwYXN0ZQ0KPj4gdGhp bmcuDQo+Pg0KPj4gSGludDogdHJ5ICJkaW0gZml4ZXMgOTk0NmEzYTlkYmVkYWFhY2VmOGI3ZTk0 ZjZhYzE0NGYxZGFhZjFkZSINCj4+DQo+PiBJZiBJIGdldCBhIHF1aWNrIHJlc3BvbnNlIGZyb20g TGVlIEkgY2FuIGZpeCBpdCB1cCB3aGlsZSBhcHBseWluZy4NCj4+DQo+PiAgICAgICBTYW0NCj4+ DQo+Pj4gUmVwb3J0ZWQtYnk6IENsYXVkaXUgQmV6bmVhIDxjbGF1ZGl1LmJlem5lYUBtaWNyb2No aXAuY29tPg0KPj4+IFRlc3RlZC1ieTogQ2xhdWRpdSBCZXpuZWEgPGNsYXVkaXUuYmV6bmVhQG1p Y3JvY2hpcC5jb20+DQo+Pj4gU2lnbmVkLW9mZi1ieTogUGV0ZXIgUm9zaW4gPHBlZGFAYXhlbnRp YS5zZT4NCj4gDQo+IE9uZSBvdGhlciBkZXRhaWwuDQo+IFRoZSBwYXRjaCBoYXMgcGFzc2VkIHRo cm91Z2ggeW91ciBoYW5kcywgc28geW91IGhhdmUgdG8gYWRkIHlvdXIgcy1vLWINCj4gdG8gZG9j dW1lbnQgdGhpcy4NCj4gVGhlIGNoYWluIG9mIHMtby1iIHNoYWxsIGRvY3VtZW50IHRoZSBwYXRo IHRoZSBwYXRjaCBoYXMgdGFrZW4gdG93YXJkcw0KPiB0aGUga2VybmVsLg0KPiANCj4gSW4gdGhp cyBjYXNlOg0KPiBQZXRlciA9PiBDbGF1ZGl1ID0+IFNhbSA9PiBBcHBsaWVkLg0KPiANCj4gUGxl YXNlIHJlc2VuZCBvciByZXBseSB3aGVyZSB5b3Ugc2F5IE9LIHRoYXQgSSBhZGQgeW91ciBzLW8t Yi4NCg0KU3VyZSEgUGxlYXNlIGFkZCBteSBTaWduZWQtb2ZmLWJ5OiBDbGF1ZGl1IEJlem5lYSA8 Y2xhdWRpdS5iZXpuZWFAbWljcm9jaGlwLmNvbT4NCg0KVGhhbmsgeW91LCBTYW0hDQoNCj4gDQo+ IFBTLiBBbmQgaGFwcHkgbmV3IHllYXIhDQo+IA0KPiAgICAgICAgIFNhbQ0KPiANCj4gDQo+Pj4g LS0tDQo+Pj4gIGRyaXZlcnMvZ3B1L2RybS9hdG1lbC1obGNkYy9hdG1lbF9obGNkY19jcnRjLmMg fCA0ICsrLS0NCj4+PiAgMSBmaWxlIGNoYW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlv bnMoLSkNCj4+Pg0KPj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vYXRtZWwtaGxjZGMv YXRtZWxfaGxjZGNfY3J0Yy5jIGIvZHJpdmVycy9ncHUvZHJtL2F0bWVsLWhsY2RjL2F0bWVsX2hs Y2RjX2NydGMuYw0KPj4+IGluZGV4IDcyMWZhODhiZjcxZC4uMTA5ODUxMzRjZTBiIDEwMDY0NA0K Pj4+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9hdG1lbC1obGNkYy9hdG1lbF9obGNkY19jcnRjLmMN Cj4+PiArKysgYi9kcml2ZXJzL2dwdS9kcm0vYXRtZWwtaGxjZGMvYXRtZWxfaGxjZGNfY3J0Yy5j DQo+Pj4gQEAgLTEyMSw4ICsxMjEsOCBAQCBzdGF0aWMgdm9pZCBhdG1lbF9obGNkY19jcnRjX21v ZGVfc2V0X25vZmIoc3RydWN0IGRybV9jcnRjICpjKQ0KPj4+ICAgICAgICAgICAgIGludCBkaXZf bG93ID0gcHJhdGUgLyBtb2RlX3JhdGU7DQo+Pj4NCj4+PiAgICAgICAgICAgICBpZiAoZGl2X2xv dyA+PSAyICYmDQo+Pj4gLSAgICAgICAgICAgICAgICgocHJhdGUgLyBkaXZfbG93IC0gbW9kZV9y YXRlKSA8DQo+Pj4gLSAgICAgICAgICAgICAgICAxMCAqIChtb2RlX3JhdGUgLSBwcmF0ZSAvIGRp dikpKQ0KPj4+ICsgICAgICAgICAgICAgICAoMTAgKiAocHJhdGUgLyBkaXZfbG93IC0gbW9kZV9y YXRlKSA8DQo+Pj4gKyAgICAgICAgICAgICAgICAobW9kZV9yYXRlIC0gcHJhdGUgLyBkaXYpKSkN Cj4+PiAgICAgICAgICAgICAgICAgICAgIC8qDQo+Pj4gICAgICAgICAgICAgICAgICAgICAgKiBB dCBsZWFzdCAxMCB0aW1lcyBiZXR0ZXIgd2hlbiB1c2luZyBhIGhpZ2hlcg0KPj4+ICAgICAgICAg ICAgICAgICAgICAgICogZnJlcXVlbmN5IHRoYW4gcmVxdWVzdGVkLCBpbnN0ZWFkIG9mIGEgbG93 ZXIuDQo+Pj4gLS0NCj4+PiAyLjcuNA0KPj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18NCj4+IGRyaS1kZXZlbCBtYWlsaW5nIGxpc3QNCj4+IGRyaS1kZXZl bEBsaXN0cy5mcmVlZGVza3RvcC5vcmcNCj4+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3Jn L21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsDQo+IA== 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 92580C33C9B for ; Mon, 6 Jan 2020 09:25:47 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6164E206E6 for ; Mon, 6 Jan 2020 09:25:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="d3+CdHA5"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=microchiptechnology.onmicrosoft.com header.i=@microchiptechnology.onmicrosoft.com header.b="jGtivY4p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6164E206E6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=microchip.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Content-ID:In-Reply-To: References:Message-ID:Date:Subject:To:From:Reply-To:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nKdbYCh1GMeF5OeYQaXmCRnL8F7fucL1Aoyi3fB7n5w=; b=d3+CdHA51v32tR QDYVkNiDfQpQSeu4EbGPBRhJstWThmtxG75O1UGHfbV8sEb+IetSjrz/3efTuRSq+AWSuNOC4tHYK uRbJA0WY03f0Ed0IK0xa95do5dzQbisl4bJ9pov528AnLqJ2JM6C+GwuvQpr4WpOCpgcwktspJMPz a7N/OWXZBBnPm1F/kl+SRZKFsuhCSpbcYbTq6ifFpUeh4wCSonrRstYAnpAn15xlkDLrwRbMOOQnO WA9cAdbc/hAUcIR8JGXrNO9uyRlkvAvBZjOE0R6tfbSAioQOFCXFS7UXalgz4lNtkKWfdAuiEBDWC pGulrXOXcPN+0IPYxX1w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ioOdu-0005kg-Mq; Mon, 06 Jan 2020 09:25:46 +0000 Received: from esa3.microchip.iphmx.com ([68.232.153.233]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ioOdr-0005j0-6q for linux-arm-kernel@lists.infradead.org; Mon, 06 Jan 2020 09:25:44 +0000 Received-SPF: Pass (esa3.microchip.iphmx.com: domain of Claudiu.Beznea@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="Claudiu.Beznea@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com -exists:%{i}.spf.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa3.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa3.microchip.iphmx.com; spf=Pass smtp.mailfrom=Claudiu.Beznea@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dkim=pass (signature verified) header.i=@microchiptechnology.onmicrosoft.com; dmarc=pass (p=none dis=none) d=microchip.com IronPort-SDR: rzlpXnb4R/Y5PrZmMefld8E2qociqRlrBzMNWznJSDb0pjgKZwK8iSE+GSmj8cMuZwYDvmJEsK XDS9QhiI9VVV9HPmncQJh3RSUzg/CcfY08456xPkneejAS7gHYLyoBNEBnhBbH53m1Uf19M7T3 U99P8CsPFDapK/7fcmxEfzJ8PSgTHBX0taQjdEhDiSyB4XQJpDfMXcPt4pdWDFP6cHg3lwxKKw LI/covz2/5p98sWpp8xnNmQB4wDQZQG1I7YBeVO7zhMzVj5uGJ+uwSuvSX4gSoaAFwdV41Zbvg XOc= X-IronPort-AV: E=Sophos;i="5.69,402,1571727600"; d="scan'208";a="62299730" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 06 Jan 2020 02:25:42 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 6 Jan 2020 02:25:40 -0700 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (10.10.215.89) by email.microchip.com (10.10.87.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Mon, 6 Jan 2020 02:25:42 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=cEmIibhvltiP9C/80oHSQcc+Kxy/S2Nv8fZweefhFfBhbvsHfJta+RDd4D24TXzyfiGVLXojjiXzMEhrA2TQ3DE2zZLFpnbTOjAEgu9YuNLWpJPgeiqAgTpBGUcCicvpBFBhe0ik+Ln+ktIQ3FXxxdbEp6hzd1vic0fPXLTuc2NPGzb5N9/9w+xTZwy5VM1nI5jciSPKiOBTjB8n5h+/p4zRflSx6U2VyZ8xjGAHJF7PkvP/m6d6/KNY3LDUZILCPh6i+bXNasKiUQlo+u0TCHTRmTqaKg4afnNM6DIMfTMbYFYfQzbSx4gFeKxdMSDpqo2B1KqOWcy63sNmiN4SpA== 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=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=JEXkhZcWelmfqE3Wuf9z8g3T4WXAKoRctLoAbTeUZeAnYu4J1aAEg5kB0NzAN1qfrQR7/r9+Z/xEgIAPMbw21zv0mkjg/cqFfYPAMlTRkZpR9/SnZs2BRvqbyS6Nk2nw/OxRPIlP+Re6wplGjU3MpKnpJ5O55iSOhOS2HSk92AWhbgdFkBETvyKSe2Ce8dm/x/zkri3Yxqo4PiVWKHUQwFPUxuTgz9hRePXevP+wvOM5vj4czvYji9fe6Yi+6M7Dj2h6+Me3oP4pvGUTvvGE7gfQOMc2DPOydz8xYMSYa4Y9XBpT0yjG1/HaX9F70gBkSwue13t8u61vaArSi0XUKQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microchip.com; dmarc=pass action=none header.from=microchip.com; dkim=pass header.d=microchip.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microchiptechnology.onmicrosoft.com; s=selector2-microchiptechnology-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=jGtivY4pW4yhp8LX2PmB5Kqm7Y75PNkGUR+iAAXs/gc5ijz9CUn4ak5OgvdhlybNjj1F/UFjz6Y2Mb7Arqd0Jhs+QjEJz4iWKv+3vbowvGAOrAVEfuwjXPeXA5NgrEJHvPHBoLKvRRMo2NufkYlq2ughScgQ/o1NSW51idReiHc= Received: from DM6PR11MB3225.namprd11.prod.outlook.com (20.176.120.224) by DM6PR11MB4267.namprd11.prod.outlook.com (52.132.248.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.13; Mon, 6 Jan 2020 09:25:40 +0000 Received: from DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb]) by DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb%7]) with mapi id 15.20.2602.015; Mon, 6 Jan 2020 09:25:40 +0000 From: To: Subject: Re: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Topic: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Index: AQHVxHNCEp4Pw+8WakiQvTSsv/2xSA== Date: Mon, 6 Jan 2020 09:25:40 +0000 Message-ID: <4f8603b2-9ae6-97bf-73c0-1b204595dce1@microchip.com> References: <1576672109-22707-1-git-send-email-claudiu.beznea@microchip.com> <1576672109-22707-6-git-send-email-claudiu.beznea@microchip.com> <20200102090848.GC29446@ravnborg.org> <20200104171205.GA8724@ravnborg.org> In-Reply-To: <20200104171205.GA8724@ravnborg.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 x-ms-traffictypediagnostic: DM6PR11MB4267: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:913; x-forefront-prvs: 0274272F87 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(346002)(376002)(366004)(396003)(39860400002)(136003)(199004)(189003)(966005)(6486002)(478600001)(31686004)(86362001)(6512007)(71200400001)(5660300002)(53546011)(6506007)(26005)(6916009)(2616005)(4326008)(76116006)(91956017)(36756003)(8936002)(316002)(66946007)(31696002)(66556008)(186003)(64756008)(2906002)(66476007)(81166006)(81156014)(8676002)(54906003)(66446008)(341764005); DIR:OUT; SFP:1101; SCL:1; SRVR:DM6PR11MB4267; H:DM6PR11MB3225.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 Content-ID: <5650812FEB10074894AA48B03B41578D@namprd11.prod.outlook.com> MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Jan 2020 09:25:40.8301 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: V3/RLpCCjpLGvIlmxC7sF6/A9f/zx5qircgyWlLzyYPHZrvDT7FS4WJVYRvy9orpWaoM0sf33f3NiZ3MMWekmmD49QB+uqbxhh2axsR6O7c= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB4267 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200106_012543_303310_370CB711 X-CRM114-Status: GOOD ( 19.56 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alexandre.belloni@bootlin.com, airlied@linux.ie, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, boris.brezillon@bootlin.com, lee.jones@linaro.org, peda@axentia.se, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 04.01.2020 19:12, Sam Ravnborg wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > Hi Claudiu > > On Thu, Jan 02, 2020 at 10:08:48AM +0100, Sam Ravnborg wrote: >> On Wed, Dec 18, 2019 at 02:28:28PM +0200, Claudiu Beznea wrote: >>> From: Peter Rosin >>> >>> The intention was to only select a higher pixel-clock rate than the >>> requested, if a slight overclocking would result in a rate significantly >>> closer to the requested rate than if the conservative lower pixel-clock >>> rate is selected. The fixed patch has the logic the other way around and >>> actually prefers the higher frequency. Fix that. >>> >>> Fixes: f6f7ad323461 ("drm/atmel-hlcdc: allow selecting a higher pixel-clock than requested") >> The id is wrong here - the right one is: 9946a3a9dbedaaacef8b7e94f6ac144f1daaf1de >> The wrong id above was used before - so I think it is a copy'n'paste >> thing. >> >> Hint: try "dim fixes 9946a3a9dbedaaacef8b7e94f6ac144f1daaf1de" >> >> If I get a quick response from Lee I can fix it up while applying. >> >> Sam >> >>> Reported-by: Claudiu Beznea >>> Tested-by: Claudiu Beznea >>> Signed-off-by: Peter Rosin > > One other detail. > The patch has passed through your hands, so you have to add your s-o-b > to document this. > The chain of s-o-b shall document the path the patch has taken towards > the kernel. > > In this case: > Peter => Claudiu => Sam => Applied. > > Please resend or reply where you say OK that I add your s-o-b. Sure! Please add my Signed-off-by: Claudiu Beznea Thank you, Sam! > > PS. And happy new year! > > Sam > > >>> --- >>> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 4 ++-- >>> 1 file changed, 2 insertions(+), 2 deletions(-) >>> >>> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> index 721fa88bf71d..10985134ce0b 100644 >>> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> @@ -121,8 +121,8 @@ static void atmel_hlcdc_crtc_mode_set_nofb(struct drm_crtc *c) >>> int div_low = prate / mode_rate; >>> >>> if (div_low >= 2 && >>> - ((prate / div_low - mode_rate) < >>> - 10 * (mode_rate - prate / div))) >>> + (10 * (prate / div_low - mode_rate) < >>> + (mode_rate - prate / div))) >>> /* >>> * At least 10 times better when using a higher >>> * frequency than requested, instead of a lower. >>> -- >>> 2.7.4 >> _______________________________________________ >> dri-devel mailing list >> dri-devel@lists.freedesktop.org >> https://lists.freedesktop.org/mailman/listinfo/dri-devel > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 3CD60C33C9B for ; Tue, 7 Jan 2020 08:05:43 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0EEF4206DB for ; Tue, 7 Jan 2020 08:05:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=microchiptechnology.onmicrosoft.com header.i=@microchiptechnology.onmicrosoft.com header.b="jGtivY4p" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0EEF4206DB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=microchip.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B708B89C69; Tue, 7 Jan 2020 08:05:22 +0000 (UTC) Received: from esa3.microchip.iphmx.com (esa3.microchip.iphmx.com [68.232.153.233]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5A46A89C03 for ; Mon, 6 Jan 2020 09:25:43 +0000 (UTC) Received-SPF: Pass (esa3.microchip.iphmx.com: domain of Claudiu.Beznea@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="Claudiu.Beznea@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com -exists:%{i}.spf.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa3.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa3.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa3.microchip.iphmx.com; spf=Pass smtp.mailfrom=Claudiu.Beznea@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dkim=pass (signature verified) header.i=@microchiptechnology.onmicrosoft.com; dmarc=pass (p=none dis=none) d=microchip.com IronPort-SDR: rzlpXnb4R/Y5PrZmMefld8E2qociqRlrBzMNWznJSDb0pjgKZwK8iSE+GSmj8cMuZwYDvmJEsK XDS9QhiI9VVV9HPmncQJh3RSUzg/CcfY08456xPkneejAS7gHYLyoBNEBnhBbH53m1Uf19M7T3 U99P8CsPFDapK/7fcmxEfzJ8PSgTHBX0taQjdEhDiSyB4XQJpDfMXcPt4pdWDFP6cHg3lwxKKw LI/covz2/5p98sWpp8xnNmQB4wDQZQG1I7YBeVO7zhMzVj5uGJ+uwSuvSX4gSoaAFwdV41Zbvg XOc= X-IronPort-AV: E=Sophos;i="5.69,402,1571727600"; d="scan'208";a="62299730" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 06 Jan 2020 02:25:42 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 6 Jan 2020 02:25:40 -0700 Received: from NAM12-DM6-obe.outbound.protection.outlook.com (10.10.215.89) by email.microchip.com (10.10.87.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Mon, 6 Jan 2020 02:25:42 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=cEmIibhvltiP9C/80oHSQcc+Kxy/S2Nv8fZweefhFfBhbvsHfJta+RDd4D24TXzyfiGVLXojjiXzMEhrA2TQ3DE2zZLFpnbTOjAEgu9YuNLWpJPgeiqAgTpBGUcCicvpBFBhe0ik+Ln+ktIQ3FXxxdbEp6hzd1vic0fPXLTuc2NPGzb5N9/9w+xTZwy5VM1nI5jciSPKiOBTjB8n5h+/p4zRflSx6U2VyZ8xjGAHJF7PkvP/m6d6/KNY3LDUZILCPh6i+bXNasKiUQlo+u0TCHTRmTqaKg4afnNM6DIMfTMbYFYfQzbSx4gFeKxdMSDpqo2B1KqOWcy63sNmiN4SpA== 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=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=JEXkhZcWelmfqE3Wuf9z8g3T4WXAKoRctLoAbTeUZeAnYu4J1aAEg5kB0NzAN1qfrQR7/r9+Z/xEgIAPMbw21zv0mkjg/cqFfYPAMlTRkZpR9/SnZs2BRvqbyS6Nk2nw/OxRPIlP+Re6wplGjU3MpKnpJ5O55iSOhOS2HSk92AWhbgdFkBETvyKSe2Ce8dm/x/zkri3Yxqo4PiVWKHUQwFPUxuTgz9hRePXevP+wvOM5vj4czvYji9fe6Yi+6M7Dj2h6+Me3oP4pvGUTvvGE7gfQOMc2DPOydz8xYMSYa4Y9XBpT0yjG1/HaX9F70gBkSwue13t8u61vaArSi0XUKQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microchip.com; dmarc=pass action=none header.from=microchip.com; dkim=pass header.d=microchip.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microchiptechnology.onmicrosoft.com; s=selector2-microchiptechnology-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=941kcKZhBhh+TxPpX85cVntgP0aJ0WJ8gW+fsaOfafE=; b=jGtivY4pW4yhp8LX2PmB5Kqm7Y75PNkGUR+iAAXs/gc5ijz9CUn4ak5OgvdhlybNjj1F/UFjz6Y2Mb7Arqd0Jhs+QjEJz4iWKv+3vbowvGAOrAVEfuwjXPeXA5NgrEJHvPHBoLKvRRMo2NufkYlq2ughScgQ/o1NSW51idReiHc= Received: from DM6PR11MB3225.namprd11.prod.outlook.com (20.176.120.224) by DM6PR11MB4267.namprd11.prod.outlook.com (52.132.248.90) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2602.13; Mon, 6 Jan 2020 09:25:40 +0000 Received: from DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb]) by DM6PR11MB3225.namprd11.prod.outlook.com ([fe80::106f:424f:ac54:1dbb%7]) with mapi id 15.20.2602.015; Mon, 6 Jan 2020 09:25:40 +0000 From: To: Subject: Re: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Topic: [PATCH v3 5/6] drm: atmel-hlcdc: prefer a lower pixel-clock than requested Thread-Index: AQHVxHNCEp4Pw+8WakiQvTSsv/2xSA== Date: Mon, 6 Jan 2020 09:25:40 +0000 Message-ID: <4f8603b2-9ae6-97bf-73c0-1b204595dce1@microchip.com> References: <1576672109-22707-1-git-send-email-claudiu.beznea@microchip.com> <1576672109-22707-6-git-send-email-claudiu.beznea@microchip.com> <20200102090848.GC29446@ravnborg.org> <20200104171205.GA8724@ravnborg.org> In-Reply-To: <20200104171205.GA8724@ravnborg.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [94.177.32.156] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 x-ms-traffictypediagnostic: DM6PR11MB4267: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:913; x-forefront-prvs: 0274272F87 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(346002)(376002)(366004)(396003)(39860400002)(136003)(199004)(189003)(966005)(6486002)(478600001)(31686004)(86362001)(6512007)(71200400001)(5660300002)(53546011)(6506007)(26005)(6916009)(2616005)(4326008)(76116006)(91956017)(36756003)(8936002)(316002)(66946007)(31696002)(66556008)(186003)(64756008)(2906002)(66476007)(81166006)(81156014)(8676002)(54906003)(66446008)(341764005); DIR:OUT; SFP:1101; SCL:1; SRVR:DM6PR11MB4267; H:DM6PR11MB3225.namprd11.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: microchip.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 Content-ID: <5650812FEB10074894AA48B03B41578D@namprd11.prod.outlook.com> MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 55449d4f-541d-4aff-3c1e-08d7928a65e0 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Jan 2020 09:25:40.8301 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: V3/RLpCCjpLGvIlmxC7sF6/A9f/zx5qircgyWlLzyYPHZrvDT7FS4WJVYRvy9orpWaoM0sf33f3NiZ3MMWekmmD49QB+uqbxhh2axsR6O7c= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB4267 X-Mailman-Approved-At: Tue, 07 Jan 2020 08:05:10 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alexandre.belloni@bootlin.com, airlied@linux.ie, Nicolas.Ferre@microchip.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, boris.brezillon@bootlin.com, lee.jones@linaro.org, peda@axentia.se, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 04.01.2020 19:12, Sam Ravnborg wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > Hi Claudiu > > On Thu, Jan 02, 2020 at 10:08:48AM +0100, Sam Ravnborg wrote: >> On Wed, Dec 18, 2019 at 02:28:28PM +0200, Claudiu Beznea wrote: >>> From: Peter Rosin >>> >>> The intention was to only select a higher pixel-clock rate than the >>> requested, if a slight overclocking would result in a rate significantly >>> closer to the requested rate than if the conservative lower pixel-clock >>> rate is selected. The fixed patch has the logic the other way around and >>> actually prefers the higher frequency. Fix that. >>> >>> Fixes: f6f7ad323461 ("drm/atmel-hlcdc: allow selecting a higher pixel-clock than requested") >> The id is wrong here - the right one is: 9946a3a9dbedaaacef8b7e94f6ac144f1daaf1de >> The wrong id above was used before - so I think it is a copy'n'paste >> thing. >> >> Hint: try "dim fixes 9946a3a9dbedaaacef8b7e94f6ac144f1daaf1de" >> >> If I get a quick response from Lee I can fix it up while applying. >> >> Sam >> >>> Reported-by: Claudiu Beznea >>> Tested-by: Claudiu Beznea >>> Signed-off-by: Peter Rosin > > One other detail. > The patch has passed through your hands, so you have to add your s-o-b > to document this. > The chain of s-o-b shall document the path the patch has taken towards > the kernel. > > In this case: > Peter => Claudiu => Sam => Applied. > > Please resend or reply where you say OK that I add your s-o-b. Sure! Please add my Signed-off-by: Claudiu Beznea Thank you, Sam! > > PS. And happy new year! > > Sam > > >>> --- >>> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 4 ++-- >>> 1 file changed, 2 insertions(+), 2 deletions(-) >>> >>> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> index 721fa88bf71d..10985134ce0b 100644 >>> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c >>> @@ -121,8 +121,8 @@ static void atmel_hlcdc_crtc_mode_set_nofb(struct drm_crtc *c) >>> int div_low = prate / mode_rate; >>> >>> if (div_low >= 2 && >>> - ((prate / div_low - mode_rate) < >>> - 10 * (mode_rate - prate / div))) >>> + (10 * (prate / div_low - mode_rate) < >>> + (mode_rate - prate / div))) >>> /* >>> * At least 10 times better when using a higher >>> * frequency than requested, instead of a lower. >>> -- >>> 2.7.4 >> _______________________________________________ >> dri-devel mailing list >> dri-devel@lists.freedesktop.org >> https://lists.freedesktop.org/mailman/listinfo/dri-devel > _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel