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Commit 7d3c192d authored by Srinivas Pandruvada's avatar Srinivas Pandruvada Committed by Jonathan Cameron
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IIO: call sensor hub open close function 



Call hid_sensor_hub_device_open when user space opens device and call
hid_sensor_hub_device_close when device is closed. This helps in
saving power.

Signed-off-by: default avatarSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1df3a401

drivers/iio/common/hid-sensors/hid-sensor-trigger.c

+6 −0
Original line number Diff line number Diff line
@@ -34,6 +34,12 @@ static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, 
	struct hid_sensor_common *st = iio_trigger_get_drvdata(trig);

	int state_val;



	if (state) {

		if (sensor_hub_device_open(st->hsdev))

			return -EIO;

	} else

		sensor_hub_device_close(st->hsdev);



	state_val = state ? 1 : 0;

	if (IS_ENABLED(CONFIG_HID_SENSOR_ENUM_BASE_QUIRKS))

		++state_val;