From 22894e0be908791e3df011cdfac02589c2f340bd Mon Sep 17 00:00:00 2001 From: Antoniu Miclaus Date: Fri, 14 Feb 2025 15:19:49 +0200 Subject: iio: backend: add API for oversampling Add backend support for setting oversampling ratio. Reviewed-by: David Lechner Signed-off-by: Antoniu Miclaus Link: https://patch.msgid.link/20250214131955.31973-4-antoniu.miclaus@analog.com Signed-off-by: Jonathan Cameron --- include/linux/iio/backend.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/linux/iio') diff --git a/include/linux/iio/backend.h b/include/linux/iio/backend.h index 9ae861a21472..e45b7dfbec35 100644 --- a/include/linux/iio/backend.h +++ b/include/linux/iio/backend.h @@ -96,6 +96,7 @@ enum iio_backend_interface_type { * @ext_info_get: Extended info getter. * @interface_type_get: Interface type. * @data_size_set: Data size. + * @oversampling_ratio_set: Set Oversampling ratio. * @read_raw: Read a channel attribute from a backend device * @debugfs_print_chan_status: Print channel status into a buffer. * @debugfs_reg_access: Read or write register value of backend. @@ -139,6 +140,8 @@ struct iio_backend_ops { int (*interface_type_get)(struct iio_backend *back, enum iio_backend_interface_type *type); int (*data_size_set)(struct iio_backend *back, unsigned int size); + int (*oversampling_ratio_set)(struct iio_backend *back, + unsigned int ratio); int (*read_raw)(struct iio_backend *back, struct iio_chan_spec const *chan, int *val, int *val2, long mask); @@ -200,6 +203,8 @@ ssize_t iio_backend_ext_info_get(struct iio_dev *indio_dev, uintptr_t private, int iio_backend_interface_type_get(struct iio_backend *back, enum iio_backend_interface_type *type); int iio_backend_data_size_set(struct iio_backend *back, unsigned int size); +int iio_backend_oversampling_ratio_set(struct iio_backend *back, + unsigned int ratio); int iio_backend_read_raw(struct iio_backend *back, struct iio_chan_spec const *chan, int *val, int *val2, long mask); -- cgit v1.2.3