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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BA93C433EF for ; Fri, 15 Oct 2021 17:35:11 +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 151D9611C3 for ; Fri, 15 Oct 2021 17:35:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 151D9611C3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 710606E158; Fri, 15 Oct 2021 17:35:10 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 98F356E158 for ; Fri, 15 Oct 2021 17:35:09 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10138"; a="214891353" X-IronPort-AV: E=Sophos;i="5.85,376,1624345200"; d="scan'208";a="214891353" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2021 10:35:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,376,1624345200"; d="scan'208";a="528224013" Received: from irsmsx601.ger.corp.intel.com ([163.33.146.7]) by fmsmga008.fm.intel.com with ESMTP; 15 Oct 2021 10:35:07 -0700 Received: from orsmsx610.amr.corp.intel.com (10.22.229.23) by irsmsx601.ger.corp.intel.com (163.33.146.7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.12; Fri, 15 Oct 2021 18:35:06 +0100 Received: from orsmsx610.amr.corp.intel.com ([10.22.229.23]) by ORSMSX610.amr.corp.intel.com ([10.22.229.23]) with mapi id 15.01.2242.012; Fri, 15 Oct 2021 10:35:04 -0700 From: "Souza, Jose" To: "intel-gfx@lists.freedesktop.org" , "Deak, Imre" Thread-Topic: [PATCH] drm/i915/dp: Skip the HW readout of DPCD on disabled encoders Thread-Index: AQHXwb2oUjhgpMxOtE+cOONtKYtiU6vUyYyA Date: Fri, 15 Oct 2021 17:35:04 +0000 Message-ID: References: <20211015121031.870282-1-imre.deak@intel.com> In-Reply-To: <20211015121031.870282-1-imre.deak@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.132] Content-Type: text/plain; charset="utf-8" Content-ID: <3BA26DEAB81262478D9CE34141B9861C@intel.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [Intel-gfx] [PATCH] drm/i915/dp: Skip the HW readout of DPCD on disabled encoders X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" T24gRnJpLCAyMDIxLTEwLTE1IGF0IDE1OjEwICswMzAwLCBJbXJlIERlYWsgd3JvdGU6DQo+IFJl YWRpbmcgb3V0IHRoZSBEUCBlbmNvZGVycycgRFBDRCBkdXJpbmcgYm9vdGluZyBvciByZXN1bWUg aXMgb25seQ0KPiByZXF1aXJlZCBmb3IgZW5hYmxlZCBlbmNvZGVyczogc3VjaCBlbmNvZGVycyBt YXkgYmUgbW9kZXNldHRlZCBkdXJpbmcNCj4gdGhlIGluaXRpYWwgY29tbWl0IGFuZCB0aGUgbGlu ayB0cmFpbmluZyB0aGlzIGludm9sdmVzIGRlcGVuZHMgb24gYW4NCj4gaW5pdGlhbGl6ZWQgRFBD RC4gRm9yIERESSBlbmNvZGVycyByZWFkaW5nIG91dCB0aGUgRFBDRCBpcyBza2lwcGVkLCBkbw0K PiB0aGUgc2FtZSBvbiBwcmUtRERJIHBsYXRmb3Jtcy4NCg0KTWlzc2luZyBmaXhlcyB0YWcNCg0K PiANCj4gQ2M6IEpvc8OpIFJvYmVydG8gZGUgU291emEgPGpvc2Uuc291emFAaW50ZWwuY29tPg0K PiBTaWduZWQtb2ZmLWJ5OiBJbXJlIERlYWsgPGltcmUuZGVha0BpbnRlbC5jb20+DQo+IC0tLQ0K PiAgZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jIHwgMyArKysNCj4gIDEg ZmlsZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKykNCj4gDQo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9kaXNwbGF5L2ludGVsX2RwLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9k aXNwbGF5L2ludGVsX2RwLmMNCj4gaW5kZXggOWQ4MTMyZGQ0Y2M1YS4uMjNkZTUwMGQ1NmI1MiAx MDA2NDQNCj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvZGlzcGxheS9pbnRlbF9kcC5jDQo+ ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2Rpc3BsYXkvaW50ZWxfZHAuYw0KPiBAQCAtMjAw Nyw2ICsyMDA3LDkgQEAgdm9pZCBpbnRlbF9kcF9zeW5jX3N0YXRlKHN0cnVjdCBpbnRlbF9lbmNv ZGVyICplbmNvZGVyLA0KPiAgew0KPiAgCXN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAgPSBlbmNf dG9faW50ZWxfZHAoZW5jb2Rlcik7DQo+ICANCj4gKwlpZiAoIWNydGNfc3RhdGUpDQo+ICsJCXJl dHVybjsNCg0KY3J0Y19zdGF0ZSBpcyBub3QgdXNlZA0KDQo+ICsNCj4gIAkvKg0KPiAgCSAqIERv bid0IGNsb2JiZXIgRFBDRCBpZiBpdCdzIGJlZW4gYWxyZWFkeSByZWFkIG91dCBkdXJpbmcgb3V0 cHV0DQo+ICAJICogc2V0dXAgKGVEUCkgb3IgZGV0ZWN0Lg0KDQo=