iio: hid-sensor-press: Introduce PM

Use common hid sensor iio pm functions. Also the poll time read and
wait is part of power up function of hid sensor iio pm function, so
remove from the client drivers.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/pressure/hid-sensor-press.c b/drivers/iio/pressure/hid-sensor-press.c
index 764928682df2fb0d8489627b3436d4ac4f31a829..1af314926ebd1f94ae422394aa186af7a05557bd 100644 (file)
--- a/drivers/iio/pressure/hid-sensor-press.c
+++ b/drivers/iio/pressure/hid-sensor-press.c
@@ -79,7 +79,6 @@ static int press_read_raw(struct iio_dev *indio_dev,
        int report_id = -1;
        u32 address;
        int ret_type;
-       s32 poll_value;
 
        *val = 0;
        *val2 = 0;
@@ -96,15 +95,8 @@ static int press_read_raw(struct iio_dev *indio_dev,
                        break;
                }
                if (report_id >= 0) {
-                       poll_value = hid_sensor_read_poll_value(
-                                       &press_state->common_attributes);
-                       if (poll_value < 0)
-                               return -EINVAL;
                        hid_sensor_power_state(&press_state->common_attributes,
                                                true);
-
-                       msleep_interruptible(poll_value * 2);
-
                        *val = sensor_hub_input_attr_get_raw_value(
                                press_state->common_attributes.hsdev,
                                HID_USAGE_SENSOR_PRESSURE, address,
@@ -382,6 +374,7 @@ static struct platform_driver hid_press_platform_driver = {
        .id_table = hid_press_ids,
        .driver = {
                .name   = KBUILD_MODNAME,
+               .pm     = &hid_sensor_pm_ops,
        },
        .probe          = hid_press_probe,
        .remove         = hid_press_remove,