Commit | Line | Data |
---|---|---|
55d58e98 HV |
1 | /* |
2 | * vivid-radio-common.h - common radio rx/tx support functions. | |
3 | * | |
4 | * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. | |
5 | * | |
6 | * This program is free software; you may redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; version 2 of the License. | |
9 | * | |
10 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
11 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
12 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
13 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
14 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
15 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
16 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
17 | * SOFTWARE. | |
18 | */ | |
19 | ||
20 | #ifndef _VIVID_RADIO_COMMON_H_ | |
21 | #define _VIVID_RADIO_COMMON_H_ | |
22 | ||
23 | /* The supported radio frequency ranges in kHz */ | |
24 | #define FM_FREQ_RANGE_LOW (64000U * 16U) | |
25 | #define FM_FREQ_RANGE_HIGH (108000U * 16U) | |
26 | #define AM_FREQ_RANGE_LOW (520U * 16U) | |
27 | #define AM_FREQ_RANGE_HIGH (1710U * 16U) | |
28 | #define SW_FREQ_RANGE_LOW (2300U * 16U) | |
29 | #define SW_FREQ_RANGE_HIGH (26100U * 16U) | |
30 | ||
31 | enum { BAND_FM, BAND_AM, BAND_SW, TOT_BANDS }; | |
32 | ||
33 | extern const struct v4l2_frequency_band vivid_radio_bands[TOT_BANDS]; | |
34 | ||
35 | int vivid_radio_g_frequency(struct file *file, const unsigned *freq, struct v4l2_frequency *vf); | |
36 | int vivid_radio_s_frequency(struct file *file, unsigned *freq, const struct v4l2_frequency *vf); | |
37 | ||
38 | void vivid_radio_rds_init(struct vivid_dev *dev); | |
39 | ||
40 | #endif |