coresight-etm4x: Don't set LPOVERRIDE bit when tupwr-disable is true



Don't set LPOVERRIDE bit when tupwr-disable is true to avoid the cpu hang
issue.

Change-Id: Ie12b6faa3a39e35fac1566690771321a79e99bae
Signed-off-by: Mao Jinlong <jinlmao@codeaurora.org>

parent 090c2c57

drivers/hwtracing/coresight/coresight-etm4x-sysfs.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -386,7 +386,7 @@ static ssize_t mode_store(struct device *dev,

		/* bit[12], Low-power state behavior override bit */
		if ((config->mode & ETM_MODE_LPOVERRIDE) &&
		(drvdata->lpoverride == true))
		(drvdata->lpoverride == true) && !drvdata->tupwr_disable)
		config->eventctrl1 \|= BIT(12);
		else
		config->eventctrl1 &= ~BIT(12);