From: Kuogee Hsieh <khsieh@codeaurora.org> 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 v2] drm/msm/dp: signal audio plugged change at dp_pm_resume Date: Fri, 23 Jul 2021 09:55:39 -0700 [thread overview] Message-ID: <1627059339-12142-1-git-send-email-khsieh@codeaurora.org> (raw) 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. Changes in V2: -- correct Fixes tag commit id. Fixes: f591dbb5fb8c ("drm/msm/dp: power off DP phy at suspend") Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> --- 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
WARNING: multiple messages have this Message-ID (diff)
From: Kuogee Hsieh <khsieh@codeaurora.org> To: robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org, vkoul@kernel.org, agross@kernel.org, bjorn.andersson@linaro.org 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 Subject: [PATCH v2] drm/msm/dp: signal audio plugged change at dp_pm_resume Date: Fri, 23 Jul 2021 09:55:39 -0700 [thread overview] Message-ID: <1627059339-12142-1-git-send-email-khsieh@codeaurora.org> (raw) 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. Changes in V2: -- correct Fixes tag commit id. Fixes: f591dbb5fb8c ("drm/msm/dp: power off DP phy at suspend") Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> Reviewed-by: Stephen Boyd <swboyd@chromium.org> --- 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
next reply other threads:[~2021-07-23 16:56 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-23 16:55 Kuogee Hsieh [this message] 2021-07-23 16:55 ` [PATCH v2] drm/msm/dp: signal audio plugged change at dp_pm_resume Kuogee Hsieh 2021-07-26 21:01 ` Stephen Boyd 2021-07-26 21:01 ` Stephen Boyd 2021-07-26 22:26 ` Stephen Boyd 2021-07-26 22:26 ` Stephen Boyd
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