50 lines
962 B
C
50 lines
962 B
C
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/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Driver for M88RS2000 demodulator
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*/
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#ifndef M88RS2000_H
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#define M88RS2000_H
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#include <linux/dvb/frontend.h>
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#include <media/dvb_frontend.h>
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struct m88rs2000_config {
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/* Demodulator i2c address */
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u8 demod_addr;
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u8 *inittab;
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/* minimum delay before retuning */
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int min_delay_ms;
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int (*set_ts_params)(struct dvb_frontend *, int);
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};
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enum {
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CALL_IS_SET_FRONTEND = 0x0,
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CALL_IS_READ,
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};
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#if IS_REACHABLE(CONFIG_DVB_M88RS2000)
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extern struct dvb_frontend *m88rs2000_attach(
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const struct m88rs2000_config *config, struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *m88rs2000_attach(
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const struct m88rs2000_config *config, struct i2c_adapter *i2c)
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{
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printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif /* CONFIG_DVB_M88RS2000 */
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#define RS2000_FE_CRYSTAL_KHZ 27000
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enum {
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DEMOD_WRITE = 0x1,
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WRITE_DELAY = 0x10,
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};
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#endif /* M88RS2000_H */
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