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=-15.4 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 3E55AC433E0 for ; Fri, 5 Feb 2021 13:46:55 +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 9AA1B64FBC for ; Fri, 5 Feb 2021 13:46:54 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9AA1B64FBC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xs4all.nl 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 CD7B289DED; Fri, 5 Feb 2021 13:46:53 +0000 (UTC) Received: from lb3-smtp-cloud9.xs4all.net (lb3-smtp-cloud9.xs4all.net [194.109.24.30]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8127189CD4 for ; Fri, 5 Feb 2021 13:46:51 +0000 (UTC) Received: from cust-b5b5937f ([IPv6:fc0c:c16d:66b8:757f:c639:739b:9d66:799d]) by smtp-cloud9.xs4all.net with ESMTPA id 81RclTJVeFFpm81RglH0Uh; Fri, 05 Feb 2021 14:46:49 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xs4all.nl; s=s2; t=1612532809; bh=eeIQ3lc6028oLMlea4AHNdLl0tt2BQ1HMogC4rAypDI=; h=Subject:To:From:Message-ID:Date:MIME-Version:Content-Type:From: Subject; b=QXVUNaAT1tII5aFDk+cPR8pJYdtQgXYC6klZDolwlsOsOcOtMcYruZwvaYPoLxCp3 bfZGWpZWYMLUa1r+Vkit1r45mKmGycy0z9+BChbGO1uFFzTrsugaZQy5UkmiDPzfkN Qx4EL0yU37Li6HA4uSZQz+Lp8L0PcwHSrwMhaIiYhnoC5cqLFeiOMEYnIICROjpjGC mXwY9uy+oPn+F17WWxDL/TYwwwP74y1uMwirFXg0PJ6pw/TkooBsLoxhcQ0yDa0vZ6 CyTlMqKIIJzmQEE35EygcZKFXjLxs8GChTlgkmbENglKUl9CAHKsO57ZCuuKQUp+Nw aO13Xc+6FR7bw== Subject: Re: [PATCH v3 2/4] drm_dp_mst_topology: use correct AUX channel To: =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , Sam McNally References: <20200923121320.v3.1.I8693156f555875e5c8342e86ab37ce968dfdd277@changeid> <20200923121320.v3.2.Ided0ab0808c4908238bd2eb9ebb6ffb2c9312789@changeid> <2a7c2edc-b83c-dccf-487d-1415b4bc23ff@xs4all.nl> From: Hans Verkuil Message-ID: Date: Fri, 5 Feb 2021 14:46:44 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CMAE-Envelope: MS4xfF/2LkHUBR6Sj5FcCmtu5nSjDtH0gXnDX48kOwSB2540xv2DzasTmniuBdVtNsBlQec0ezWIItZKJZVotxicsO8IKSyPnZpsIJauJsqzAvJDL62upT2c 3nEQGLoRVxVe9PS4j5SXwaaEbtesNJksIRkjsdC5LZGKs80/IRoVWTdRzXRqtn2cD3f/1dbCwaVvWXNzv2G9EYv0e2mO4A7RgBwkncLqWc8W+/y+0gpFFk1E xCzTOOpZtwXm5xDH+kRAhQW9OesbT9rSKmjZU1rkPu3YPzYsb2X4b6T02rq8YwQk3lKLzwX8LjLcf4QvJVeyQOTKfXRS9KNt+wfvhcVJHpl3UpszBFZVjA+G 6hT1EtSnM959b3M6T6cKpeY6jAbejDWyDJDOuDUWEOaHTu1/B7OT+vFTpHBpmizJS8NzussN 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: David Airlie , dri-devel@lists.freedesktop.org, Hans Verkuil , LKML , Thomas Zimmermann Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" T24gMDUvMDIvMjAyMSAxNDoyNCwgVmlsbGUgU3lyasOkbMOkIHdyb3RlOgo+IE9uIEZyaSwgRmVi IDA1LCAyMDIxIGF0IDA0OjE3OjUxUE0gKzExMDAsIFNhbSBNY05hbGx5IHdyb3RlOgo+PiBPbiBU aHUsIDQgRmViIDIwMjEgYXQgMjE6MTksIEhhbnMgVmVya3VpbCA8aHZlcmt1aWxAeHM0YWxsLm5s PiB3cm90ZToKPj4+Cj4+PiBPbiAwMS8wMi8yMDIxIDIzOjEzLCBWaWxsZSBTeXJqw6Rsw6Qgd3Jv dGU6Cj4+Pj4gT24gV2VkLCBTZXAgMjMsIDIwMjAgYXQgMTI6MTM6NTNQTSArMTAwMCwgU2FtIE1j TmFsbHkgd3JvdGU6Cj4+Pj4+IEZyb206IEhhbnMgVmVya3VpbCA8aGFucy52ZXJrdWlsQGNpc2Nv LmNvbT4KPj4+Pj4KPj4+Pj4gRm9yIGFkYXB0ZXJzIGJlaGluZCBhbiBNU1QgaHViIHVzZSB0aGUg Y29ycmVjdCBBVVggY2hhbm5lbC4KPj4+Pj4KPj4+Pj4gU2lnbmVkLW9mZi1ieTogSGFucyBWZXJr dWlsIDxoYW5zLnZlcmt1aWxAY2lzY28uY29tPgo+Pj4+PiBbc2FtbWNAY2hyb21pdW0ub3JnOiBy ZWJhc2VkLCByZW1vdmluZyByZWR1bmRhbnQgY2hhbmdlc10KPj4+Pj4gU2lnbmVkLW9mZi1ieTog U2FtIE1jTmFsbHkgPHNhbW1jQGNocm9taXVtLm9yZz4KPj4+Pj4gLS0tCj4+Pj4+Cj4+Pj4+IChu byBjaGFuZ2VzIHNpbmNlIHYxKQo+Pj4+Pgo+Pj4+PiAgZHJpdmVycy9ncHUvZHJtL2RybV9kcF9t c3RfdG9wb2xvZ3kuYyB8IDM2ICsrKysrKysrKysrKysrKysrKysrKysrKysrKwo+Pj4+PiAgMSBm aWxlIGNoYW5nZWQsIDM2IGluc2VydGlvbnMoKykKPj4+Pj4KPj4+Pj4gZGlmZiAtLWdpdCBhL2Ry aXZlcnMvZ3B1L2RybS9kcm1fZHBfbXN0X3RvcG9sb2d5LmMgYi9kcml2ZXJzL2dwdS9kcm0vZHJt X2RwX21zdF90b3BvbG9neS5jCj4+Pj4+IGluZGV4IDE1YjZjYzM5YTc1NC4uMGQ3NTMyMDFhZGJk IDEwMDY0NAo+Pj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZHJtX2RwX21zdF90b3BvbG9neS5j Cj4+Pj4+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fZHBfbXN0X3RvcG9sb2d5LmMKPj4+Pj4g QEAgLTIyNTUsNiArMjI1NSw5IEBAIGRybV9kcF9tc3RfdG9wb2xvZ3lfdW5saW5rX3BvcnQoc3Ry dWN0IGRybV9kcF9tc3RfdG9wb2xvZ3lfbWdyICptZ3IsCj4+Pj4+ICAgICAgZHJtX2RwX21zdF90 b3BvbG9neV9wdXRfcG9ydChwb3J0KTsKPj4+Pj4gIH0KPj4+Pj4KPj4+Pj4gK3N0YXRpYyBzc2l6 ZV90Cj4+Pj4+ICtkcm1fZHBfbXN0X2F1eF90cmFuc2ZlcihzdHJ1Y3QgZHJtX2RwX2F1eCAqYXV4 LCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZyk7Cj4+Pj4+ICsKPj4+Pj4gIHN0YXRpYyBzdHJ1 Y3QgZHJtX2RwX21zdF9wb3J0ICoKPj4+Pj4gIGRybV9kcF9tc3RfYWRkX3BvcnQoc3RydWN0IGRy bV9kZXZpY2UgKmRldiwKPj4+Pj4gICAgICAgICAgICAgICAgICBzdHJ1Y3QgZHJtX2RwX21zdF90 b3BvbG9neV9tZ3IgKm1nciwKPj4+Pj4gQEAgLTIyNzEsOSArMjI3NCwxMyBAQCBkcm1fZHBfbXN0 X2FkZF9wb3J0KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4+Pj4+ICAgICAgcG9ydC0+cG9ydF9u dW0gPSBwb3J0X251bWJlcjsKPj4+Pj4gICAgICBwb3J0LT5tZ3IgPSBtZ3I7Cj4+Pj4+ICAgICAg cG9ydC0+YXV4Lm5hbWUgPSAiRFBNU1QiOwo+Pj4+PiArICAgIG11dGV4X2luaXQoJnBvcnQtPmF1 eC5od19tdXRleCk7Cj4+Pj4+ICsgICAgbXV0ZXhfaW5pdCgmcG9ydC0+YXV4LmNlYy5sb2NrKTsK Pj4+Pj4gICAgICBwb3J0LT5hdXguZGV2ID0gZGV2LT5kZXY7Cj4+Pj4+ICAgICAgcG9ydC0+YXV4 LmlzX3JlbW90ZSA9IHRydWU7Cj4+Pj4+Cj4+Pj4+ICsgICAgcG9ydC0+YXV4LnRyYW5zZmVyID0g ZHJtX2RwX21zdF9hdXhfdHJhbnNmZXI7Cj4+Pj4+ICsKPj4+Pgo+Pj4+IFRoaXMgd2FzIHN1cHBv c2VkIHRvIGJlIGhhbmRsZWQgdmlhIGhpZ2hlciBsZXZlbHMgY2hlY2tpbmcgZm9yCj4+Pj4gaXNf cmVtb3RlPT10cnVlLgo+Pj4KPj4+IEFoLCBJIHN1c3BlY3QgdGhpcyBwYXRjaCBjYW4gYmUgZHJv cHBlZCBlbnRpcmVseTogaXQgcHJlZGF0ZXMgY29tbWl0IDJmMjIxYTVlZmVkNAo+Pj4gKCJkcm0v ZHBfbXN0OiBBZGQgTVNUIHN1cHBvcnQgdG8gRFAgRFBDRCBSL1cgZnVuY3Rpb25zIikuCj4+Pgo+ Pj4gSXQgbG9va3MgbGlrZSB0aGF0IGNvbW1pdCBiYXNpY2FsbHkgc29sdmVkIHdoYXQgdGhpcyBv bGRlciBwYXRjaCBhdHRlbXB0cyB0byBkbwo+Pj4gYXMgd2VsbC4KPj4+Cj4+PiBTYW0sIGNhbiB5 b3UgdGVzdCBpZiBpdCB3b3JrcyB3aXRob3V0IHRoaXMgcGF0Y2g/Cj4+Cj4+IEl0IGFsbW9zdCBq dXN0IHdvcmtzOyBkcm1fZHBfY2VjIHVzZXMgd2hldGhlciBhdXgudHJhbnNmZXIgaXMgbm9uLW51 bGwKPj4gdG8gZmlsdGVyIG91dCBub24tRFAgY29ubmVjdG9ycy4gVXNpbmcgYXV4LmlzX3JlbW90 ZSBhcyBhbm90aGVyIHNpZ25hbAo+PiBpbmRpY2F0aW5nIGEgRFAgY29ubmVjdG9yIHNlZW1zIHBs YXVzaWJsZS4gV2UgY2FuIGRyb3AgdGhpcyBwYXRjaC4KPiAKPiBXaHkgd291bGQgYW55b25lIGV2 ZW4gY2FsbCB0aGlzIHN0dWZmIG9uIGEgbm9uLURQIGNvbm5lY3Rvcj8KPiBBbmQgd2hlcmUgZGlk IHRoZXkgZXZlbiBnZXQgdGhlIHN0cnVjdCBkcm1fZHBfYXV4IHRvIGRvIHNvPwoKVGhpcyBjaGVj ayBjYW1lIGluIHdpdGggY29tbWl0IDVjZTcwYzc5OWFjMiAoImRybV9kcF9jZWM6IGNoZWNrIHRo YXQgYXV4CmhhcyBhIHRyYW5zZmVyIGZ1bmN0aW9uIikuIEl0IHNlZW1zIG5vdXZlYXUgYW5kIGFt ZGdwdSBzcGVjaWZpYy4KCkEgYmV0dGVyIGFwcHJvYWNoIHdvdWxkIGJlIHRvIGZpeCB0aG9zZSBk cml2ZXJzIHRvIG9ubHkgY2FsbCB0aGVzZSBjZWMKZnVuY3Rpb25zIGZvciBEUCBvdXRwdXRzLiBJ IHRoaW5rIEkgbW92ZWQgdGhlIHRlc3QgdG8gZHJtX2RwX2NlYy5jIHByaW1hcmlseQpmb3Igcm9i dXN0bmVzcyAoaS5lLiBkbyBub3RoaW5nIGlmIGNhbGxlZCBmb3IgYSBub24tRFAgb3V0cHV0KS4g QnV0IHRoYXQKbWlnaHQgbm90IGJlIHRoZSByaWdodCBhcHByb2FjaCBhZnRlciBhbGwuCgpSZWdh cmRzLAoKCUhhbnMKCj4gCj4+IFRoYW5rcyBhbGwhCj4+Pgo+Pj4gUmVnYXJkcywKPj4+Cj4+PiAg ICAgICAgIEhhbnMKPj4+Cj4+Pj4KPj4+Pj4gICAgICAvKiBpbml0aWFsaXplIHRoZSBNU1QgZG93 bnN0cmVhbSBwb3J0J3MgQVVYIGNyYyB3b3JrIHF1ZXVlICovCj4+Pj4+ICAgICAgZHJtX2RwX3Jl bW90ZV9hdXhfaW5pdCgmcG9ydC0+YXV4KTsKPj4+Pj4KPj4+Pj4gQEAgLTM1MDMsNiArMzUxMCwz NSBAQCBzdGF0aWMgaW50IGRybV9kcF9zZW5kX3VwX2Fja19yZXBseShzdHJ1Y3QgZHJtX2RwX21z dF90b3BvbG9neV9tZ3IgKm1nciwKPj4+Pj4gICAgICByZXR1cm4gMDsKPj4+Pj4gIH0KPj4+Pj4K Pj4+Pj4gK3N0YXRpYyBzc2l6ZV90Cj4+Pj4+ICtkcm1fZHBfbXN0X2F1eF90cmFuc2ZlcihzdHJ1 Y3QgZHJtX2RwX2F1eCAqYXV4LCBzdHJ1Y3QgZHJtX2RwX2F1eF9tc2cgKm1zZykKPj4+Pj4gK3sK Pj4+Pj4gKyAgICBzdHJ1Y3QgZHJtX2RwX21zdF9wb3J0ICpwb3J0ID0KPj4+Pj4gKyAgICAgICAg ICAgIGNvbnRhaW5lcl9vZihhdXgsIHN0cnVjdCBkcm1fZHBfbXN0X3BvcnQsIGF1eCk7Cj4+Pj4+ ICsgICAgaW50IHJldDsKPj4+Pj4gKwo+Pj4+PiArICAgIHN3aXRjaCAobXNnLT5yZXF1ZXN0ICYg fkRQX0FVWF9JMkNfTU9UKSB7Cj4+Pj4+ICsgICAgY2FzZSBEUF9BVVhfTkFUSVZFX1dSSVRFOgo+ Pj4+PiArICAgIGNhc2UgRFBfQVVYX0kyQ19XUklURToKPj4+Pj4gKyAgICBjYXNlIERQX0FVWF9J MkNfV1JJVEVfU1RBVFVTX1VQREFURToKPj4+Pj4gKyAgICAgICAgICAgIHJldCA9IGRybV9kcF9z ZW5kX2RwY2Rfd3JpdGUocG9ydC0+bWdyLCBwb3J0LCBtc2ctPmFkZHJlc3MsCj4+Pj4+ICsgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIG1zZy0+c2l6ZSwgbXNnLT5idWZm ZXIpOwo+Pj4+Cj4+Pj4gVGhhdCBkb2Vzbid0IG1ha2Ugc2Vuc2UgdG8gbWUuIEkyYyB3cml0ZXMg YW5kIERQQ0Qgd3JpdGVzCj4+Pj4gYXJlIGRlZmluaXRlbHkgbm90IHRoZSBzYW1lIHRoaW5nLgo+ Pj4+Cj4+Pj4gYXV4LT50cmFuc2ZlciBpcyBhIHZlcnkgbG93IGxldmVsIHRoaW5nLiBJIGRvbid0 IHRoaW5rIGl0J3MgdGhlCj4+Pj4gY29ycmVjdCBsZXZlbCBvZiBhYnN0cmFjdGlvbiBmb3Igc2lk ZWJhbmQuCj4+Pj4KPj4+Pj4gKyAgICAgICAgICAgIGJyZWFrOwo+Pj4+PiArCj4+Pj4+ICsgICAg Y2FzZSBEUF9BVVhfTkFUSVZFX1JFQUQ6Cj4+Pj4+ICsgICAgY2FzZSBEUF9BVVhfSTJDX1JFQUQ6 Cj4+Pj4+ICsgICAgICAgICAgICByZXQgPSBkcm1fZHBfc2VuZF9kcGNkX3JlYWQocG9ydC0+bWdy LCBwb3J0LCBtc2ctPmFkZHJlc3MsCj4+Pj4+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgbXNnLT5zaXplLCBtc2ctPmJ1ZmZlcik7Cj4+Pj4+ICsgICAgICAgICAgICBi cmVhazsKPj4+Pj4gKwo+Pj4+PiArICAgIGRlZmF1bHQ6Cj4+Pj4+ICsgICAgICAgICAgICByZXQg PSAtRUlOVkFMOwo+Pj4+PiArICAgICAgICAgICAgYnJlYWs7Cj4+Pj4+ICsgICAgfQo+Pj4+PiAr Cj4+Pj4+ICsgICAgcmV0dXJuIHJldDsKPj4+Pj4gK30KPj4+Pj4gKwo+Pj4+PiAgc3RhdGljIGlu dCBkcm1fZHBfZ2V0X3ZjX3BheWxvYWRfYncodTggZHBfbGlua19idywgdTggIGRwX2xpbmtfY291 bnQpCj4+Pj4+ICB7Cj4+Pj4+ICAgICAgaWYgKGRwX2xpbmtfYncgPT0gMCB8fCBkcF9saW5rX2Nv dW50ID09IDApCj4+Pj4+IC0tCj4+Pj4+IDIuMjguMC42ODEuZzZmNzdmNjViNGUtZ29vZwo+Pj4+ Pgo+Pj4+PiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+ Pj4+PiBkcmktZGV2ZWwgbWFpbGluZyBsaXN0Cj4+Pj4+IGRyaS1kZXZlbEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKPj4+Pj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9kcmktZGV2ZWwKPj4+Pgo+Pj4KPiAKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xp c3RpbmZvL2RyaS1kZXZlbAo=