blob: 92fe589141b742e0308489016cba146798023d74 (
plain) (
tree)
|
|
/*
* vivid-radio-common.h - common radio rx/tx support functions.
*
* Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
*
* This program is free software; you may redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#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
|
