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/* SPDX-License-Identifier: GPL-2.0-only */ /* * Industrial I/O in kernel access map interface. * * Copyright (c) 2011 Jonathan Cameron */ #ifndef _IIO_INKERN_H_ #define _IIO_INKERN_H_ struct device; struct iio_dev; struct iio_map; /** * iio_map_array_register() - tell the core about inkernel consumers * @indio_dev: provider device * @map: array of mappings specifying association of channel with client */ int iio_map_array_register(struct iio_dev *indio_dev, struct iio_map *map); /** * iio_map_array_unregister() - tell the core to remove consumer mappings for * the given provider device * @indio_dev: provider device */ int iio_map_array_unregister(struct iio_dev *indio_dev); /** * devm_iio_map_array_register - device-managed version of iio_map_array_register * @dev: Device object to which to bind the unwinding of this registration * @indio_dev: Pointer to the iio_dev structure * @maps: Pointer to an IIO map object which is to be registered to this IIO device * * This function will call iio_map_array_register() to register an IIO map object * and will also hook a callback to the iio_map_array_unregister() function to * handle de-registration of the IIO map object when the device's refcount goes to * zero. */ int devm_iio_map_array_register(struct device *dev, struct iio_dev *indio_dev, struct iio_map *maps); #endif