[PATCH 2/3] drm/amd/display: Correctly cancel future watchdog and callback events
Bhawanpreet Lakha
Bhawanpreet.Lakha at amd.com
Mon Mar 30 18:00:24 UTC 2020
[Why]
-We need to cancel future callbacks/watchdogs events when a callback/watchdog event happens
[How]
-fix typo in event_callback()
-cancel callback, not watchdog
-cancel watchdog events in event_watchdog_timer().
Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha at amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
index 41fd1f5acff4..39804d2df9df 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c
@@ -266,7 +266,7 @@ static void event_callback(struct work_struct *work)
mutex_lock(&hdcp_work->mutex);
- cancel_delayed_work(&hdcp_work->watchdog_timer_dwork);
+ cancel_delayed_work(&hdcp_work->callback_dwork);
mod_hdcp_process_event(&hdcp_work->hdcp, MOD_HDCP_EVENT_CALLBACK,
&hdcp_work->output);
@@ -347,6 +347,8 @@ static void event_watchdog_timer(struct work_struct *work)
mutex_lock(&hdcp_work->mutex);
+ cancel_delayed_work(&hdcp_work->watchdog_timer_dwork);
+
mod_hdcp_process_event(&hdcp_work->hdcp,
MOD_HDCP_EVENT_WATCHDOG_TIMEOUT,
&hdcp_work->output);
--
2.17.1
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