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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, HTML_MESSAGE,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY 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 06FD2C2D0C2 for ; Fri, 3 Jan 2020 18:05:21 +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 BAA05215A4 for ; Fri, 3 Jan 2020 18:05:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BAA05215A4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=compal.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 33F8389E32; Fri, 3 Jan 2020 18:05:16 +0000 (UTC) X-Greylist: delayed 901 seconds by postgrey-1.36 at gabe; Fri, 03 Jan 2020 02:12:12 UTC Received: from tpecef01.compal.com (exmail3.compal.com [59.120.207.196]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9AB156E167 for ; Fri, 3 Jan 2020 02:12:12 +0000 (UTC) X-UUID: bb65d860ee0342b889c2af2bdeae80a3-20200103 Received: from tpembx01.compal.com [(10.110.15.26)] by tpecef01.compal.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.6 Build 0408 with TLS) with ESMTP id 1736225997; Fri, 03 Jan 2020 09:57:05 +0800 Received: from TPEMBX05.compal.com (10.110.15.29) by TPEMBX01.compal.com (10.110.15.26) with Microsoft SMTP Server (TLS) id 15.0.995.29; Fri, 3 Jan 2020 09:57:04 +0800 Received: from TPEMBX01.compal.com (10.110.15.26) by TPEMBX05.compal.com (10.110.15.29) with Microsoft SMTP Server (TLS) id 15.0.995.29; Fri, 3 Jan 2020 09:57:03 +0800 Received: from TPEMBX01.compal.com ([fe80::1942:f41b:515b:f225]) by TPEMBX01.compal.com ([fe80::1942:f41b:515b:f225%16]) with mapi id 15.00.0995.028; Fri, 3 Jan 2020 09:57:03 +0800 From: To: , Thread-Topic: USB Type-C monitor flashes once when play a video file after unplug and re-plug the monitor Thread-Index: AdXB0nlM5qaLFlJOTlavFS+ZjDjiAw== Date: Fri, 3 Jan 2020 01:57:03 +0000 Message-ID: Accept-Language: zh-TW, en-US Content-Language: zh-TW X-MS-Has-Attach: yes X-MS-TNEF-Correlator: x-originating-ip: [10.110.15.241] X-TM-SNTS-SMTP: 403C9FDEFFC975AC44920C8AA31028E8731995EBB058783C2FF706CCA0F669922000:8 Content-Type: multipart/mixed; boundary="_004_d7aba6970fbd48f2b32e2bc6d838ab20TPEMBX01compalcom_" MIME-Version: 1.0 X-Mailman-Approved-At: Fri, 03 Jan 2020 18:05:13 +0000 Subject: [Intel-gfx] USB Type-C monitor flashes once when play a video file after unplug and re-plug the monitor 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: , Cc: CindyXT_Wang@compal.com, Nelson_Ye@compal.com, Shane_Yap@compal.com, Lucien_Kao@compal.com, Evan_Tseng@compal.com Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" --_004_d7aba6970fbd48f2b32e2bc6d838ab20TPEMBX01compalcom_ Content-Type: multipart/alternative; boundary="_000_d7aba6970fbd48f2b32e2bc6d838ab20TPEMBX01compalcom_" --_000_d7aba6970fbd48f2b32e2bc6d838ab20TPEMBX01compalcom_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Hi Sirs, Here is chromebook SW team from Compal=2E As the mail title, we hit issue that the external monitor will flash once = when play video after hot pluging=2E We can reproduce not only on chromebook but also ubuntu 16=2E04=2E There has higher failure rate with Dell Solomon dock and Dell S2718D = monitor=2E We found adding the delay in "sound/pci/hda/patch_hdmi=2Ec " can fix this = issue=2E(as the attachment) May need your help to review and advice=2E Thanks=2E Here is the issue number in gitlab for more detail=2E https://gitlab=2Efreedesktop=2Eorg/drm/intel/issues/318 AJ Cheng NID/NID1 e-mail: AJ_Cheng@compal=2Ecom Tel: +886-2-8797-8599 ext=2E 17561 Mobile : +886-932827829 COMPAL Electronics, Inc=2E --_000_d7aba6970fbd48f2b32e2bc6d838ab20TPEMBX01compalcom_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Hi = Sirs,

        Here is = chromebook SW team from Compal=2E

As the = mail title, we hit issue that the external monitor will flash once when = play video after hot pluging=2E

We can = reproduce not only on chromebook but also ubuntu = 16=2E04=2E

There = has higher failure rate with Dell Solomon dock and Dell S2718D = monitor=2E

 

We = found adding the delay in "sound/pci/hda/patch_hdmi=2Ec " can fix= this issue=2E(as the attachment)

May = need your help to review and advice=2E Thanks=2E

 

Here is= the issue number in gitlab for more detail=2E

https://gi= tlab=2Efreedesktop=2Eorg/drm/intel/issues/318

 

 

 

AJ Cheng

NID/NID1

e-mail: AJ_Cheng@compal=2Ecom

Tel:  +886-2-8797-8599 ext=2E= 17561

Mobile : = +886-932827829

COMPAL Electronics, = Inc=2E

 

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If you are not the intended recipient of this message, please notify the = sender and destroy/delete the message=2E
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