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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 E1448C4338F for ; Thu, 22 Jul 2021 22:15:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B9AF960EB9 for ; Thu, 22 Jul 2021 22:15:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231814AbhGVVfJ (ORCPT ); Thu, 22 Jul 2021 17:35:09 -0400 Received: from m43-7.mailgun.net ([69.72.43.7]:60519 "EHLO m43-7.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231320AbhGVVfI (ORCPT ); Thu, 22 Jul 2021 17:35:08 -0400 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1626992142; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=UOL/xDtchMnEVadVXI4kwef9hh/xHdKFdcB+mkAykzw=; b=mtzKJ9f0ZjnFjG6Ml4WBJS0XvWYebOCZ7BEXsVFD0YQN4JnqDr6qFrKKq8e6afE5E1oguZMe ZEu3vXig0IMGAktL/GIl6PLcLdKsExW6b++j1j01HFKrXgTyceu+xlbYPwffeLZ8DIKj2wT/ eo9WNeMct93c/bgpx7JEBCHufyc= X-Mailgun-Sending-Ip: 69.72.43.7 X-Mailgun-Sid: WyI0MWYwYSIsICJsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnIiwgImJlOWU0YSJd 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 60f9edfed0100c7cf94147d6 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 22 Jul 2021 22:15:26 GMT Sender: khsieh=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 2F926C4323A; Thu, 22 Jul 2021 22:15:26 +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 B4D5CC433F1; Thu, 22 Jul 2021 22:15:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org B4D5CC433F1 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, vkoul@kernel.org, agross@kernel.org, bjorn.andersson@linaro.org Cc: abhinavk@codeaurora.org, aravindh@codeaurora.org, khsieh@codeaurora.org, freedreno@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] drm/msm/dp: signal audio plugged change at dp_pm_resume Date: Thu, 22 Jul 2021 15:15:17 -0700 Message-Id: <1626992117-28887-1-git-send-email-khsieh@codeaurora.org> X-Mailer: git-send-email 2.7.4 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There is a scenario that dp cable is unplugged from DUT during system suspended will cause audio option state does not match real connection state. Fix this problem by Signaling audio plugged change with realtime connection status at dp_pm_resume() so that audio option will be in correct state after system resumed. Fixes: bd52cfedb5a8 ("drm/msm/dp: power off DP phy at suspend") Signed-off-by: Kuogee Hsieh --- drivers/gpu/drm/msm/dp/dp_display.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 78c5301..2b660e9 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -1339,6 +1339,10 @@ static int dp_pm_resume(struct device *dev) else dp->dp_display.is_connected = false; + dp_display_handle_plugged_change(g_dp_display, + dp->dp_display.is_connected); + + mutex_unlock(&dp->event_mutex); return 0; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project