From patchwork Thu Jul 22 22:15:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuogee Hsieh X-Patchwork-Id: 12394917 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 0FC6DC4338F for ; Thu, 22 Jul 2021 22:15:38 +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 C648C60EB9 for ; Thu, 22 Jul 2021 22:15:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org C648C60EB9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org 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 421286E9F1; Thu, 22 Jul 2021 22:15:37 +0000 (UTC) Received: from so254-9.mailgun.net (so254-9.mailgun.net [198.61.254.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1ED926EA81 for ; Thu, 22 Jul 2021 22:15:34 +0000 (UTC) DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1626992135; h=Message-Id: Date: Subject: Cc: To: From: Sender; bh=UOL/xDtchMnEVadVXI4kwef9hh/xHdKFdcB+mkAykzw=; b=dd2F04l6XMLd8QE7fix2KmFggulsTsA+dtf6QuqaW1SF+PeG/MRDeKZO4Rp+/eTcPc74jQKl ELRpQRjoH0TlZnl8Rw1q5cQpj/LMb7jCDMYhLRUxL+vP79nNwKvPan01aw5A6CS/Vx+RJwLc pkmaAvfzDfkAQX3XnkTWZ4zzOS0= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyJkOTU5ZSIsICJkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnIiwgImJlOWU0YSJd Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-west-2.postgun.com with SMTP id 60f9edfee31d882d18b99eb4 (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 22 Jul 2021 22:15:26 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id 343ABC4360C; 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 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 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: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, khsieh@codeaurora.org, abhinavk@codeaurora.org, aravindh@codeaurora.org, freedreno@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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 Reviewed-by: Stephen Boyd --- 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;