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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>
45 lines
977 B
C
45 lines
977 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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VES1820 - Single Chip Cable Channel Receiver driver module
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Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
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*/
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#ifndef VES1820_H
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#define VES1820_H
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#include <linux/dvb/frontend.h>
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#define VES1820_SELAGC_PWM 0
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#define VES1820_SELAGC_SIGNAMPERR 1
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struct ves1820_config
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{
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/* the demodulator's i2c address */
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u8 demod_address;
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/* value of XIN to use */
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u32 xin;
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/* does inversion need inverted? */
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u8 invert:1;
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/* SELAGC control */
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u8 selagc:1;
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};
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#if IS_REACHABLE(CONFIG_DVB_VES1820)
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extern struct dvb_frontend* ves1820_attach(const struct ves1820_config* config,
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struct i2c_adapter* i2c, u8 pwm);
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#else
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static inline struct dvb_frontend* ves1820_attach(const struct ves1820_config* config,
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struct i2c_adapter* i2c, u8 pwm)
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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_VES1820
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#endif // VES1820_H
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