Thread (4 messages) 4 messages, 2 authors, 2021-01-23

[watchdog] watchdog: mei_wdt: request stop on unregister

From: Tomas Winkler <hidden>
Date: 2021-01-07 19:58:46
Also in: linux-watchdog, lkml
Subsystem: intel management engine (mei), the rest, watchdog device drivers · Maintainers: Alexander Usyskin, Linus Torvalds, Wim Van Sebroeck, Guenter Roeck

From: Alexander Usyskin <alexander.usyskin@intel.com>

Send the stop command to the firmware on watchdog unregister
to eleminate false event on suspend.

Cc: <redacted>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <redacted>
---
 drivers/watchdog/mei_wdt.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/drivers/watchdog/mei_wdt.c b/drivers/watchdog/mei_wdt.c
index 5391bf3e6b11..c5967d8b4256 100644
--- a/drivers/watchdog/mei_wdt.c
+++ b/drivers/watchdog/mei_wdt.c
@@ -382,6 +382,7 @@ static int mei_wdt_register(struct mei_wdt *wdt)
 
 	watchdog_set_drvdata(&wdt->wdd, wdt);
 	watchdog_stop_on_reboot(&wdt->wdd);
+	watchdog_stop_on_unregister(&wdt->wdd);
 
 	ret = watchdog_register_device(&wdt->wdd);
 	if (ret)
-- 
2.26.2
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