From: Matt Ranostay <mranostay@gmail.com>
Date: Sun, 8 Nov 2015 04:21:28 +0000 (-0800)
Subject: iio: light: apds9960: correct ->last_busy count
X-Git-Tag: firefly_0821_release~176^2~569^2~1^2~2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8386c27587594899e4b638010fa0187fe068b295;p=firefly-linux-kernel-4.4.55.git

iio: light: apds9960: correct ->last_busy count

Add missing pm_runtime_mark_last_busy to apds9960_set_power_state
function.

Unless pm_runtime_mark_last_busy is called the
pm_runtime_put_autosuspend may put the device into suspend before the
delay time requested.

Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---

diff --git a/drivers/iio/light/apds9960.c b/drivers/iio/light/apds9960.c
index 7d269ef9e062..f6a07dc32ae4 100644
--- a/drivers/iio/light/apds9960.c
+++ b/drivers/iio/light/apds9960.c
@@ -453,6 +453,7 @@ static int apds9960_set_power_state(struct apds9960_data *data, bool on)
 			usleep_range(data->als_adc_int_us,
 				     APDS9960_MAX_INT_TIME_IN_US);
 	} else {
+		pm_runtime_mark_last_busy(dev);
 		ret = pm_runtime_put_autosuspend(dev);
 	}