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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>
75 lines
1.5 KiB
C
75 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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Montage Technology TS2020 - Silicon Tuner driver
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Copyright (C) 2009-2012 Konstantin Dimitrov <kosio.dimitrov@gmail.com>
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Copyright (C) 2009-2012 TurboSight.com
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*/
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#ifndef TS2020_H
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#define TS2020_H
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#include <linux/dvb/frontend.h>
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struct ts2020_config {
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u8 tuner_address;
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u32 frequency_div;
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/*
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* RF loop-through
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*/
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bool loop_through:1;
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/*
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* clock output
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*/
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#define TS2020_CLK_OUT_DISABLED 0
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#define TS2020_CLK_OUT_ENABLED 1
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#define TS2020_CLK_OUT_ENABLED_XTALOUT 2
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u8 clk_out:2;
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/*
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* clock output divider
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* 1 - 31
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*/
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u8 clk_out_div:5;
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/* Set to true to suppress stat polling */
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bool dont_poll:1;
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/*
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* pointer to DVB frontend
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*/
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struct dvb_frontend *fe;
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/*
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* driver private, do not set value
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*/
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u8 attach_in_use:1;
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/* Operation to be called by the ts2020 driver to get the value of the
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* AGC PWM tuner input as theoretically output by the demodulator.
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*/
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int (*get_agc_pwm)(struct dvb_frontend *fe, u8 *_agc_pwm);
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};
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/* Do not add new ts2020_attach() users! Use I2C bindings instead. */
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#if IS_REACHABLE(CONFIG_DVB_TS2020)
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extern struct dvb_frontend *ts2020_attach(
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struct dvb_frontend *fe,
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const struct ts2020_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *ts2020_attach(
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struct dvb_frontend *fe,
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const struct ts2020_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
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#endif /* TS2020_H */
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