diff options
Diffstat (limited to 'drivers/iio/orientation/hid-sensor-incl-3d.c')
| -rw-r--r-- | drivers/iio/orientation/hid-sensor-incl-3d.c | 13 |
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: |