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74ba9207e1
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not write to the free software foundation inc 675 mass ave cambridge ma 02139 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 441 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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STV6110(A) Silicon tuner driver
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Copyright (C) Manu Abraham <abraham.manu@gmail.com>
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Copyright (C) ST Microelectronics
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*/
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#ifndef __STV6110x_H
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#define __STV6110x_H
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struct stv6110x_config {
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u8 addr;
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u32 refclk;
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u8 clk_div; /* divisor value for the output clock */
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};
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enum tuner_mode {
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TUNER_SLEEP = 1,
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TUNER_WAKE,
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};
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enum tuner_status {
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TUNER_PHASELOCKED = 1,
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};
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struct stv6110x_devctl {
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int (*tuner_init) (struct dvb_frontend *fe);
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int (*tuner_sleep) (struct dvb_frontend *fe);
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int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
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int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
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int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
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int (*tuner_set_bandwidth) (struct dvb_frontend *fe, u32 bandwidth);
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int (*tuner_get_bandwidth) (struct dvb_frontend *fe, u32 *bandwidth);
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int (*tuner_set_bbgain) (struct dvb_frontend *fe, u32 gain);
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int (*tuner_get_bbgain) (struct dvb_frontend *fe, u32 *gain);
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int (*tuner_set_refclk) (struct dvb_frontend *fe, u32 refclk);
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int (*tuner_get_status) (struct dvb_frontend *fe, u32 *status);
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};
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#if IS_REACHABLE(CONFIG_DVB_STV6110x)
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extern const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
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const struct stv6110x_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline const struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
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const struct stv6110x_config *config,
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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_STV6110x */
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#endif /* __STV6110x_H */
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