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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * The Virtual DTV test driver serves as a reference DVB driver and helps4 * validate the existing APIs in the media subsystem. It can also aid5 * developers working on userspace applications.6 *7 * Copyright (C) 2020 Daniel W. S. Almeida8 */9 10#ifndef VIDTV_TUNER_H11#define VIDTV_TUNER_H12 13#include <linux/types.h>14 15#include <media/dvb_frontend.h>16 17#define NUM_VALID_TUNER_FREQS 818 19/**20 * struct vidtv_tuner_config - Configuration used to init the tuner.21 * @fe: A pointer to the dvb_frontend structure allocated by vidtv_demod.22 * @mock_power_up_delay_msec: Simulate a power-up delay.23 * @mock_tune_delay_msec: Simulate a tune delay.24 * @vidtv_valid_dvb_t_freqs: The valid DVB-T frequencies to simulate.25 * @vidtv_valid_dvb_c_freqs: The valid DVB-C frequencies to simulate.26 * @vidtv_valid_dvb_s_freqs: The valid DVB-S frequencies to simulate.27 * @max_frequency_shift_hz: The maximum frequency shift in HZ allowed when28 * tuning in a channel29 *30 * The configuration used to init the tuner module, usually filled31 * by a bridge driver. For vidtv, this is filled by vidtv_bridge before the32 * tuner module is probed.33 */34struct vidtv_tuner_config {35 struct dvb_frontend *fe;36 u32 mock_power_up_delay_msec;37 u32 mock_tune_delay_msec;38 u32 vidtv_valid_dvb_t_freqs[NUM_VALID_TUNER_FREQS];39 u32 vidtv_valid_dvb_c_freqs[NUM_VALID_TUNER_FREQS];40 u32 vidtv_valid_dvb_s_freqs[NUM_VALID_TUNER_FREQS];41 u8 max_frequency_shift_hz;42};43 44#endif //VIDTV_TUNER_H45