iio: hid-sensor-als: 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/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c
index a5283d75c0961da4d1a8aea12c0e902a98af618f..948acfc38b8cb3c0f142c8f7350254dc36cd377c 100644 (file)
--- a/drivers/iio/light/hid-sensor-als.c
+++ b/drivers/iio/light/hid-sensor-als.c
@@ -80,7 +80,6 @@ static int als_read_raw(struct iio_dev *indio_dev,
        int report_id = -1;
        u32 address;
        int ret_type;
-       s32 poll_value;
 
        *val = 0;
        *val2 = 0;
@@ -97,15 +96,8 @@ static int als_read_raw(struct iio_dev *indio_dev,
                        break;
                }
                if (report_id >= 0) {
-                       poll_value = hid_sensor_read_poll_value(
-                                               &als_state->common_attributes);
-                       if (poll_value < 0)
-                               return -EINVAL;
-
                        hid_sensor_power_state(&als_state->common_attributes,
                                                true);
-                       msleep_interruptible(poll_value * 2);
-
                        *val = sensor_hub_input_attr_get_raw_value(
                                        als_state->common_attributes.hsdev,
                                        HID_USAGE_SENSOR_ALS, address,
@@ -381,6 +373,7 @@ static struct platform_driver hid_als_platform_driver = {
        .id_table = hid_als_ids,
        .driver = {
                .name   = KBUILD_MODNAME,
+               .pm     = &hid_sensor_pm_ops,
        },
        .probe          = hid_als_probe,
        .remove         = hid_als_remove,