diff options
Diffstat (limited to 'include/linux/iio')
| -rw-r--r-- | include/linux/iio/iio.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index 3d35b7023591..61d220f89aca 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -532,6 +532,31 @@ static inline struct iio_dev *iio_priv_to_dev(void *priv) void iio_device_free(struct iio_dev *indio_dev); /** + * devm_iio_device_alloc - Resource-managed iio_device_alloc() + * @dev: Device to allocate iio_dev for + * @sizeof_priv: Space to allocate for private structure. + * + * Managed iio_device_alloc. iio_dev allocated with this function is + * automatically freed on driver detach. + * + * If an iio_dev allocated with this function needs to be freed separately, + * devm_iio_device_free() must be used. + * + * RETURNS: + * Pointer to allocated iio_dev on success, NULL on failure. + */ +struct iio_dev *devm_iio_device_alloc(struct device *dev, int sizeof_priv); + +/** + * devm_iio_device_free - Resource-managed iio_device_free() + * @dev: Device this iio_dev belongs to + * @indio_dev: the iio_dev associated with the device + * + * Free indio_dev allocated with devm_iio_device_alloc(). + */ +void devm_iio_device_free(struct device *dev, struct iio_dev *iio_dev); + +/** * iio_buffer_enabled() - helper function to test if the buffer is enabled * @indio_dev: IIO device structure for device **/ |