Release 4.11 drivers/media/tuners/xc4000.h
/*
* Driver for Xceive XC4000 "QAM/8VSB single chip tuner"
*
* Copyright (c) 2007 Steven Toth <stoth@linuxtv.org>
*
* 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.
*/
#ifndef __XC4000_H__
#define __XC4000_H__
#include <linux/firmware.h>
struct dvb_frontend;
struct i2c_adapter;
struct xc4000_config {
u8 i2c_address;
/* if non-zero, power management is enabled by default */
u8 default_pm;
/* value to be written to XREG_AMPLITUDE in DVB-T mode (0: no write) */
u8 dvb_amplitude;
/* if non-zero, register 0x0E is set to filter analog TV video output */
u8 set_smoothedcvbs;
/* IF for DVB-T */
u32 if_khz;
};
/* xc4000 callback command */
#define XC4000_TUNER_RESET 0
/* For each bridge framework, when it attaches either analog or digital,
* it has to store a reference back to its _core equivalent structure,
* so that it can service the hardware by steering gpio's etc.
* Each bridge implementation is different so cast devptr accordingly.
* The xc4000 driver cares not for this value, other than ensuring
* it's passed back to a bridge during tuner_callback().
*/
#if IS_REACHABLE(CONFIG_MEDIA_TUNER_XC4000)
extern struct dvb_frontend *xc4000_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c,
struct xc4000_config *cfg);
#else
static inline struct dvb_frontend *xc4000_attach(struct dvb_frontend *fe,
struct i2c_adapter *i2c,
struct xc4000_config *cfg)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Davide Ferri | 35 | 100.00% | 1 | 100.00% |
| Total | 35 | 100.00% | 1 | 100.00% |
#endif
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Davide Ferri | 100 | 86.96% | 1 | 25.00% |
| Istvan Varga | 13 | 11.30% | 1 | 25.00% |
| Sakari Ailus | 1 | 0.87% | 1 | 25.00% |
| Arnd Bergmann | 1 | 0.87% | 1 | 25.00% |
| Total | 115 | 100.00% | 4 | 100.00% |
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