iio: hid-sensor-accel-3d: 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/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index d5d95317003ac8dd44ed29220fd343a538aee673..df6a593bd4bdbddd5fcd37e3dd3df231c0cfc1a2 100644 (file)
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -111,19 +111,12 @@ static int accel_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 0:
-               poll_value = hid_sensor_read_poll_value(
-                                       &accel_state->common_attributes);
-               if (poll_value < 0)
-                       return -EINVAL;
-
                hid_sensor_power_state(&accel_state->common_attributes, true);
-               msleep_interruptible(poll_value * 2);
                report_id = accel_state->accel[chan->scan_index].report_id;
                address = accel_3d_addresses[chan->scan_index];
                if (report_id >= 0)
@@ -419,6 +412,7 @@ static struct platform_driver hid_accel_3d_platform_driver = {
        .id_table = hid_accel_3d_ids,
        .driver = {
                .name   = KBUILD_MODNAME,
+               .pm     = &hid_sensor_pm_ops,
        },
        .probe          = hid_accel_3d_probe,
        .remove         = hid_accel_3d_remove,