c942fddf87
Based on 3 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 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 [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] 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 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 [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for Xceive XC5000 "QAM/8VSB single chip tuner"
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*
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* Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
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*/
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#ifndef __XC5000_H__
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#define __XC5000_H__
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#include <linux/firmware.h>
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struct dvb_frontend;
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struct i2c_adapter;
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#define XC5000A 1
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#define XC5000C 2
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struct xc5000_config {
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u8 i2c_address;
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u32 if_khz;
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u8 radio_input;
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u16 xtal_khz;
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u16 output_amp;
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int chip_id;
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};
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/* xc5000 callback command */
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#define XC5000_TUNER_RESET 0
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/* Possible Radio inputs */
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#define XC5000_RADIO_NOT_CONFIGURED 0
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#define XC5000_RADIO_FM1 1
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#define XC5000_RADIO_FM2 2
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#define XC5000_RADIO_FM1_MONO 3
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/* For each bridge framework, when it attaches either analog or digital,
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* it has to store a reference back to its _core equivalent structure,
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* so that it can service the hardware by steering gpio's etc.
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* Each bridge implementation is different so cast devptr accordingly.
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* The xc5000 driver cares not for this value, other than ensuring
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* it's passed back to a bridge during tuner_callback().
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*/
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#if IS_REACHABLE(CONFIG_MEDIA_TUNER_XC5000)
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extern struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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const struct xc5000_config *cfg);
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#else
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static inline struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
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struct i2c_adapter *i2c,
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const struct xc5000_config *cfg)
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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
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