mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-15 06:55:13 +08:00
1ae2c5893d
Tuner used in Sharp BS2F7VZ7395 dvbs module. When ix2505v tuner is attached to stv0288 form this module. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/**
|
|
* Driver for Sharp IX2505V (marked B0017) DVB-S silicon tuner
|
|
*
|
|
* Copyright (C) 2010 Malcolm Priestley
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License Version 2, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef DVB_IX2505V_H
|
|
#define DVB_IX2505V_H
|
|
|
|
#include <linux/i2c.h>
|
|
#include "dvb_frontend.h"
|
|
|
|
/**
|
|
* Attach a ix2505v tuner to the supplied frontend structure.
|
|
*
|
|
* @param fe Frontend to attach to.
|
|
* @param config ix2505v_config structure
|
|
* @return FE pointer on success, NULL on failure.
|
|
*/
|
|
|
|
struct ix2505v_config {
|
|
u8 tuner_address;
|
|
|
|
/*Baseband AMP gain control 0/1=0dB(default) 2=-2bB 3=-4dB */
|
|
u8 tuner_gain;
|
|
|
|
/*Charge pump output +/- 0=120 1=260 2=555 3=1200(default) */
|
|
u8 tuner_chargepump;
|
|
|
|
/* delay after tune */
|
|
int min_delay_ms;
|
|
|
|
/* disables reads*/
|
|
u8 tuner_write_only;
|
|
|
|
};
|
|
|
|
#if defined(CONFIG_DVB_IX2505V) || \
|
|
(defined(CONFIG_DVB_IX2505V_MODULE) && defined(MODULE))
|
|
extern struct dvb_frontend *ix2505v_attach(struct dvb_frontend *fe,
|
|
const struct ix2505v_config *config, struct i2c_adapter *i2c);
|
|
#else
|
|
static inline struct dvb_frontend *ix2505v_attach(struct dvb_frontend *fe,
|
|
const struct ix2505v_config *config, struct i2c_adapter *i2c)
|
|
{
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
|
|
#endif /* DVB_IX2505V_H */
|