From: Kuogee Hsieh <khsieh@codeaurora.org> To: robdclark@gmail.com, sean@poorly.run, swboyd@chromium.org Cc: tanmay@codeaurora.org, abhinavk@codeaurora.org, aravindh@codeaurora.org, khsieh@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 v2 2/3] drm/msm/dp: do not re initialize of audio_comp at display_disable() Date: Tue, 13 Apr 2021 16:11:30 -0700 [thread overview] Message-ID: <1618355490-5292-1-git-send-email-khsieh@codeaurora.org> (raw) At dongle unplug, dp initializes audio_comp followed by sending disconnect event notification to audio and to make sure audio had shutdown completely by wait for audio completion notification at display_disable(). This patch will not re initialize audio_comp at display_disable() if audio shutdown is triggered by dongle unplugged. Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> --- drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 0ba71c7..1d71c95 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -894,8 +894,10 @@ static int dp_display_disable(struct dp_display_private *dp, u32 data) /* wait only if audio was enabled */ if (dp_display->audio_enabled) { /* signal the disconnect event */ - reinit_completion(&dp->audio_comp); - dp_display_handle_plugged_change(dp_display, false); + if (dp->hpd_state != ST_DISCONNECT_PENDING) { + reinit_completion(&dp->audio_comp); + dp_display_handle_plugged_change(dp_display, false); + } if (!wait_for_completion_timeout(&dp->audio_comp, HZ * 5)) DRM_ERROR("audio comp timeout\n"); -- 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 Cc: airlied@linux.ie, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, abhinavk@codeaurora.org, khsieh@codeaurora.org, tanmay@codeaurora.org, aravindh@codeaurora.org, freedreno@lists.freedesktop.org Subject: [PATCH v2 2/3] drm/msm/dp: do not re initialize of audio_comp at display_disable() Date: Tue, 13 Apr 2021 16:11:30 -0700 [thread overview] Message-ID: <1618355490-5292-1-git-send-email-khsieh@codeaurora.org> (raw) At dongle unplug, dp initializes audio_comp followed by sending disconnect event notification to audio and to make sure audio had shutdown completely by wait for audio completion notification at display_disable(). This patch will not re initialize audio_comp at display_disable() if audio shutdown is triggered by dongle unplugged. Signed-off-by: Kuogee Hsieh <khsieh@codeaurora.org> --- drivers/gpu/drm/msm/dp/dp_display.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 0ba71c7..1d71c95 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -894,8 +894,10 @@ static int dp_display_disable(struct dp_display_private *dp, u32 data) /* wait only if audio was enabled */ if (dp_display->audio_enabled) { /* signal the disconnect event */ - reinit_completion(&dp->audio_comp); - dp_display_handle_plugged_change(dp_display, false); + if (dp->hpd_state != ST_DISCONNECT_PENDING) { + reinit_completion(&dp->audio_comp); + dp_display_handle_plugged_change(dp_display, false); + } if (!wait_for_completion_timeout(&dp->audio_comp, HZ * 5)) DRM_ERROR("audio comp timeout\n"); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next reply other threads:[~2021-04-13 23:11 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-04-13 23:11 Kuogee Hsieh [this message] 2021-04-13 23:11 ` [PATCH v2 2/3] drm/msm/dp: do not re initialize of audio_comp at display_disable() Kuogee Hsieh 2021-04-14 3:17 ` Stephen Boyd 2021-04-14 3:17 ` Stephen Boyd 2021-04-14 17:55 ` khsieh 2021-04-14 17:55 ` khsieh
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