/* SPDX-License-Identifier: GPL-2.0-only */ /* * vivid-radio-common.h - common radio rx/tx support functions. * * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. */ #ifndef _VIVID_RADIO_COMMON_H_ #define _VIVID_RADIO_COMMON_H_ /* The supported radio frequency ranges in kHz */ #define FM_FREQ_RANGE_LOW (64000U * 16U) #define FM_FREQ_RANGE_HIGH (108000U * 16U) #define AM_FREQ_RANGE_LOW (520U * 16U) #define AM_FREQ_RANGE_HIGH (1710U * 16U) #define SW_FREQ_RANGE_LOW (2300U * 16U) #define SW_FREQ_RANGE_HIGH (26100U * 16U) enum { BAND_FM, BAND_AM, BAND_SW, TOT_BANDS }; extern const struct v4l2_frequency_band vivid_radio_bands[TOT_BANDS]; int vivid_radio_g_frequency(struct file *file, const unsigned *freq, struct v4l2_frequency *vf); int vivid_radio_s_frequency(struct file *file, unsigned *freq, const struct v4l2_frequency *vf); void vivid_radio_rds_init(struct vivid_dev *dev); #endif