diff options
| author | Judy Hsiao <judyhsiao@google.com> | 2021-01-29 18:16:03 +0800 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-01-31 11:34:37 -0800 |
| commit | c703d5789590935c573bbd080a2166b72d51a017 (patch) | |
| tree | 5b1b2531421bab0b9f5273635d6e47fbe58d89c3 /drivers | |
| parent | a014abfec5413d4625a089bbed45a424b5d4d24a (diff) | |
| download | linux-c703d5789590935c573bbd080a2166b72d51a017.tar.bz2 | |
drm/msm/dp: trigger unplug event in msm_dp_display_disable
1. Trigger the unplug event in msm_dp_display_disable() to shutdown audio
properly.
2. Reset the completion before signal the disconnect event.
Fixes: 158b9aa74479 ("drm/msm/dp: wait for audio notification before disabling clocks")
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Tested-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Judy Hsiao <judyhsiao@chromium.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_display.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 3a7e6c5adbf5..d9216f80cdad 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -651,8 +651,8 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) dp_add_event(dp, EV_DISCONNECT_PENDING_TIMEOUT, 0, DP_TIMEOUT_5_SECOND); /* signal the disconnect event early to ensure proper teardown */ - dp_display_handle_plugged_change(g_dp_display, false); reinit_completion(&dp->audio_comp); + dp_display_handle_plugged_change(g_dp_display, false); dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK | DP_DP_IRQ_HPD_INT_MASK, true); @@ -897,6 +897,9 @@ 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 (!wait_for_completion_timeout(&dp->audio_comp, HZ * 5)) DRM_ERROR("audio comp timeout\n"); |