From patchwork Wed Apr 21 23:37:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12217163 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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 9FE1BC433ED for ; Wed, 21 Apr 2021 23:38:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6E4DF613D7 for ; Wed, 21 Apr 2021 23:38:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244053AbhDUXih (ORCPT ); Wed, 21 Apr 2021 19:38:37 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:25277 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231510AbhDUXig (ORCPT ); Wed, 21 Apr 2021 19:38:36 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1619048283; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=+Sv7ExPVdQKMsTngc9Z59FaHYxa3ZOvl5+VAeKdYdY0=; b=ahIjUVKh9d5fhpfOgV2XMBJ96zE0cYeFHHe5C7IXSW0/4tpK6rb6Bv7rO3ytnDerMNVokrGN PzmWfebqWhb2PjO4yqB6kIsPbqFxA28pnpseVuKSCycaDISfFSO87v+8i6t4VwGlHM90EAYO zbhieGloLOcw6KH3p61g7W/fqfw= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n07.prod.us-west-2.postgun.com with SMTP id 6080b7572cc44d3aead5b875 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Wed, 21 Apr 2021 23:37:59 GMT Sender: khsieh=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id EAB19C43145; Wed, 21 Apr 2021 23:37:58 +0000 (UTC) Received: from khsieh-linux1.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: khsieh) by smtp.codeaurora.org (Postfix) with ESMTPSA id A31F0C433D3; Wed, 21 Apr 2021 23:37:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A31F0C433D3 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=khsieh@codeaurora.org From: Kuogee Hsieh To: robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org Cc: Kuogee Hsieh , abhinavk@codeaurora.org, aravindh@codeaurora.org, airlied@linux.ie, daniel@ffwll.ch, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 0/4] check sink_count before update is_connected status Date: Wed, 21 Apr 2021 16:37:34 -0700 Message-Id: <1619048258-8717-1-git-send-email-khsieh@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 1) check sink_count before update is_connected status 2) initialize audio_comp when audio starts 3) check main link status before start aux read 4) dp_link_parse_sink_count() return immediately if aux read failed Kuogee Hsieh (4): drm/msm/dp: check sink_count before update is_connected status drm/msm/dp: initialize audio_comp when audio starts drm/msm/dp: check main link status before start aux read drm/msm/dp: dp_link_parse_sink_count() return immediately if aux read failed drivers/gpu/drm/msm/dp/dp_audio.c | 1 + drivers/gpu/drm/msm/dp/dp_aux.c | 5 +++++ drivers/gpu/drm/msm/dp/dp_display.c | 38 +++++++++++++++++++++++++------------ drivers/gpu/drm/msm/dp/dp_display.h | 1 + drivers/gpu/drm/msm/dp/dp_link.c | 20 ++++++++++++++----- 5 files changed, 48 insertions(+), 17 deletions(-)