diff options
Diffstat (limited to 'include/linux/iio/backend.h')
| -rw-r--r-- | include/linux/iio/backend.h | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/include/linux/iio/backend.h b/include/linux/iio/backend.h index e45b7dfbec35..7f815f3fed6a 100644 --- a/include/linux/iio/backend.h +++ b/include/linux/iio/backend.h @@ -76,6 +76,14 @@ enum iio_backend_interface_type { IIO_BACKEND_INTERFACE_MAX }; +enum iio_backend_filter_type { + IIO_BACKEND_FILTER_TYPE_DISABLED, + IIO_BACKEND_FILTER_TYPE_SINC1, + IIO_BACKEND_FILTER_TYPE_SINC5, + IIO_BACKEND_FILTER_TYPE_SINC5_PLUS_COMP, + IIO_BACKEND_FILTER_TYPE_MAX +}; + /** * struct iio_backend_ops - operations structure for an iio_backend * @enable: Enable backend. @@ -84,6 +92,7 @@ enum iio_backend_interface_type { * @chan_disable: Disable one channel. * @data_format_set: Configure the data format for a specific channel. * @data_source_set: Configure the data source for a specific channel. + * @data_source_get: Data source getter for a specific channel. * @set_sample_rate: Configure the sampling rate for a specific channel. * @test_pattern_set: Configure a test pattern. * @chan_status: Get the channel status. @@ -100,6 +109,9 @@ enum iio_backend_interface_type { * @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. + * @filter_type_set: Set filter type. + * @interface_data_align: Perform the data alignment process. + * @num_lanes_set: Set the number of lanes enabled. * @ddr_enable: Enable interface DDR (Double Data Rate) mode. * @ddr_disable: Disable interface DDR (Double Data Rate) mode. * @data_stream_enable: Enable data stream. @@ -115,6 +127,8 @@ struct iio_backend_ops { const struct iio_backend_data_fmt *data); int (*data_source_set)(struct iio_backend *back, unsigned int chan, enum iio_backend_data_source data); + int (*data_source_get)(struct iio_backend *back, unsigned int chan, + enum iio_backend_data_source *data); int (*set_sample_rate)(struct iio_backend *back, unsigned int chan, u64 sample_rate_hz); int (*test_pattern_set)(struct iio_backend *back, @@ -141,7 +155,7 @@ struct iio_backend_ops { 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); + unsigned int chan, unsigned int ratio); int (*read_raw)(struct iio_backend *back, struct iio_chan_spec const *chan, int *val, int *val2, long mask); @@ -150,6 +164,10 @@ struct iio_backend_ops { size_t len); int (*debugfs_reg_access)(struct iio_backend *back, unsigned int reg, unsigned int writeval, unsigned int *readval); + int (*filter_type_set)(struct iio_backend *back, + enum iio_backend_filter_type type); + int (*interface_data_align)(struct iio_backend *back, u32 timeout_us); + int (*num_lanes_set)(struct iio_backend *back, unsigned int num_lanes); int (*ddr_enable)(struct iio_backend *back); int (*ddr_disable)(struct iio_backend *back); int (*data_stream_enable)(struct iio_backend *back); @@ -176,6 +194,8 @@ int iio_backend_data_format_set(struct iio_backend *back, unsigned int chan, const struct iio_backend_data_fmt *data); int iio_backend_data_source_set(struct iio_backend *back, unsigned int chan, enum iio_backend_data_source data); +int iio_backend_data_source_get(struct iio_backend *back, unsigned int chan, + enum iio_backend_data_source *data); int iio_backend_set_sampling_freq(struct iio_backend *back, unsigned int chan, u64 sample_rate_hz); int iio_backend_test_pattern_set(struct iio_backend *back, @@ -190,6 +210,10 @@ int iio_backend_data_sample_trigger(struct iio_backend *back, int devm_iio_backend_request_buffer(struct device *dev, struct iio_backend *back, struct iio_dev *indio_dev); +int iio_backend_filter_type_set(struct iio_backend *back, + enum iio_backend_filter_type type); +int iio_backend_interface_data_align(struct iio_backend *back, u32 timeout_us); +int iio_backend_num_lanes_set(struct iio_backend *back, unsigned int num_lanes); int iio_backend_ddr_enable(struct iio_backend *back); int iio_backend_ddr_disable(struct iio_backend *back); int iio_backend_data_stream_enable(struct iio_backend *back); @@ -204,6 +228,7 @@ 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 chan, unsigned int ratio); int iio_backend_read_raw(struct iio_backend *back, struct iio_chan_spec const *chan, int *val, int *val2, |