iio: gyro: adxrs290: Switch to sparse friendly iio_device_claim/release_direct()

These new functions allow sparse to find failures to release
direct mode reducing chances of bugs over the claim_direct_mode()
functions that are deprecated.

Cc: Nishant Malpani <nish.malpani25@gmail.com>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Reviewed-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Link: https://patch.msgid.link/20250331121317.1694135-9-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/gyro/adxrs290.c b/drivers/iio/gyro/adxrs290.c
index 223fc181109c989fcfd965ef6acf15cb7ad762e6..8fcb41f45baac5da6740b4b01c055c0c77a1b14f 100644 (file)
--- a/drivers/iio/gyro/adxrs290.c
+++ b/drivers/iio/gyro/adxrs290.c
@@ -290,9 +290,8 @@ static int adxrs290_read_raw(struct iio_dev *indio_dev,
 
        switch (mask) {
        case IIO_CHAN_INFO_RAW:
-               ret = iio_device_claim_direct_mode(indio_dev);
-               if (ret)
-                       return ret;
+               if (!iio_device_claim_direct(indio_dev))
+                       return -EBUSY;
 
                switch (chan->type) {
                case IIO_ANGL_VEL:
@@ -316,7 +315,7 @@ static int adxrs290_read_raw(struct iio_dev *indio_dev,
                        break;
                }
 
-               iio_device_release_direct_mode(indio_dev);
+               iio_device_release_direct(indio_dev);
                return ret;
        case IIO_CHAN_INFO_SCALE:
                switch (chan->type) {
@@ -366,9 +365,8 @@ static int adxrs290_write_raw(struct iio_dev *indio_dev,
        struct adxrs290_state *st = iio_priv(indio_dev);
        int ret, lpf_idx, hpf_idx;
 
-       ret = iio_device_claim_direct_mode(indio_dev);
-       if (ret)
-               return ret;
+       if (!iio_device_claim_direct(indio_dev))
+               return -EBUSY;
 
        switch (mask) {
        case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY:
@@ -408,7 +406,7 @@ static int adxrs290_write_raw(struct iio_dev *indio_dev,
                break;
        }
 
-       iio_device_release_direct_mode(indio_dev);
+       iio_device_release_direct(indio_dev);
        return ret;
 }