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path: root/drivers/iio/orientation
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Diffstat (limited to 'drivers/iio/orientation')
-rw-r--r--drivers/iio/orientation/hid-sensor-incl-3d.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/iio/orientation/hid-sensor-incl-3d.c b/drivers/iio/orientation/hid-sensor-incl-3d.c
index bf11678dd04e..2478f6c2ef25 100644
--- a/drivers/iio/orientation/hid-sensor-incl-3d.c
+++ b/drivers/iio/orientation/hid-sensor-incl-3d.c
@@ -22,6 +22,7 @@
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/slab.h>
+#include <linux/delay.h>
#include <linux/hid-sensor-hub.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
@@ -110,11 +111,20 @@ static int incl_3d_read_raw(struct iio_dev *indio_dev,
int report_id = -1;
u32 address;
int ret_type;
+ s32 poll_value;
*val = 0;
*val2 = 0;
switch (mask) {
case IIO_CHAN_INFO_RAW:
+ poll_value = hid_sensor_read_poll_value(
+ &incl_state->common_attributes);
+ if (poll_value < 0)
+ return -EINVAL;
+
+ hid_sensor_power_state(&incl_state->common_attributes, true);
+ msleep_interruptible(poll_value * 2);
+
report_id =
incl_state->incl[chan->scan_index].report_id;
address = incl_3d_addresses[chan->scan_index];
@@ -124,8 +134,11 @@ static int incl_3d_read_raw(struct iio_dev *indio_dev,
HID_USAGE_SENSOR_INCLINOMETER_3D, address,
report_id);
else {
+ hid_sensor_power_state(&incl_state->common_attributes,
+ false);
return -EINVAL;
}
+ hid_sensor_power_state(&incl_state->common_attributes, false);
ret_type = IIO_VAL_INT;
break;
case IIO_CHAN_INFO_SCALE: