diff options
Diffstat (limited to 'drivers/media/test-drivers/vivid/vivid-radio-common.h')
| -rw-r--r-- | drivers/media/test-drivers/vivid/vivid-radio-common.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/media/test-drivers/vivid/vivid-radio-common.h b/drivers/media/test-drivers/vivid/vivid-radio-common.h new file mode 100644 index 0000000000..30a9900e5b --- /dev/null +++ b/drivers/media/test-drivers/vivid/vivid-radio-common.h @@ -0,0 +1,28 @@ +/* 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 |