1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * vivid-radio-rx.h - radio receiver support functions. 4 * 5 * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. 6 */ 7 8 #ifndef _VIVID_RADIO_RX_H_ 9 #define _VIVID_RADIO_RX_H_ 10 11 ssize_t vivid_radio_rx_read(struct file *, char __user *, size_t, loff_t *); 12 __poll_t vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait); 13 14 int vivid_radio_rx_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band); 15 int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2_hw_freq_seek *a); 16 int vivid_radio_rx_g_tuner(struct file *file, void *fh, struct v4l2_tuner *vt); 17 int vivid_radio_rx_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt); 18 19 #endif 20