2e4e98e788
Making static data const avoids allocation of additional r/w memory and reduces initialisation time. It also provides some additional opportunities for compiler optimisations. Signed-off-by: Lawrence Rust <lvr@softsystem.co.uk> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
118 lines
3 KiB
C
118 lines
3 KiB
C
/*
|
|
Driver for ST STV0299 demodulator
|
|
|
|
Copyright (C) 2001-2002 Convergence Integrated Media GmbH
|
|
<ralph@convergence.de>,
|
|
<holger@convergence.de>,
|
|
<js@convergence.de>
|
|
|
|
|
|
Philips SU1278/SH
|
|
|
|
Copyright (C) 2002 by Peter Schildmann <peter.schildmann@web.de>
|
|
|
|
|
|
LG TDQF-S001F
|
|
|
|
Copyright (C) 2002 Felix Domke <tmbinc@elitedvb.net>
|
|
& Andreas Oberritter <obi@linuxtv.org>
|
|
|
|
|
|
Support for Samsung TBMU24112IMB used on Technisat SkyStar2 rev. 2.6B
|
|
|
|
Copyright (C) 2003 Vadim Catana <skystar@moldova.cc>:
|
|
|
|
Support for Philips SU1278 on Technotrend hardware
|
|
|
|
Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net>
|
|
|
|
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.
|
|
|
|
*/
|
|
|
|
#ifndef STV0299_H
|
|
#define STV0299_H
|
|
|
|
#include <linux/dvb/frontend.h>
|
|
#include "dvb_frontend.h"
|
|
|
|
#define STV0299_LOCKOUTPUT_0 0
|
|
#define STV0299_LOCKOUTPUT_1 1
|
|
#define STV0299_LOCKOUTPUT_CF 2
|
|
#define STV0299_LOCKOUTPUT_LK 3
|
|
|
|
#define STV0299_VOLT13_OP0 0
|
|
#define STV0299_VOLT13_OP1 1
|
|
|
|
struct stv0299_config
|
|
{
|
|
/* the demodulator's i2c address */
|
|
u8 demod_address;
|
|
|
|
/* inittab - array of pairs of values.
|
|
* First of each pair is the register, second is the value.
|
|
* List should be terminated with an 0xff, 0xff pair.
|
|
*/
|
|
const u8* inittab;
|
|
|
|
/* master clock to use */
|
|
u32 mclk;
|
|
|
|
/* does the inversion require inversion? */
|
|
u8 invert:1;
|
|
|
|
/* Skip reinitialisation? */
|
|
u8 skip_reinit:1;
|
|
|
|
/* LOCK OUTPUT setting */
|
|
u8 lock_output:2;
|
|
|
|
/* Is 13v controlled by OP0 or OP1? */
|
|
u8 volt13_op0_op1:1;
|
|
|
|
/* Turn-off OP0? */
|
|
u8 op0_off:1;
|
|
|
|
/* minimum delay before retuning */
|
|
int min_delay_ms;
|
|
|
|
/* Set the symbol rate */
|
|
int (*set_symbol_rate)(struct dvb_frontend *fe, u32 srate, u32 ratio);
|
|
|
|
/* Set device param to start dma */
|
|
int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
|
|
};
|
|
|
|
#if defined(CONFIG_DVB_STV0299) || (defined(CONFIG_DVB_STV0299_MODULE) && defined(MODULE))
|
|
extern struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
|
|
struct i2c_adapter *i2c);
|
|
#else
|
|
static inline struct dvb_frontend *stv0299_attach(const struct stv0299_config *config,
|
|
struct i2c_adapter *i2c)
|
|
{
|
|
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
|
return NULL;
|
|
}
|
|
#endif // CONFIG_DVB_STV0299
|
|
|
|
static inline int stv0299_writereg(struct dvb_frontend *fe, u8 reg, u8 val) {
|
|
int r = 0;
|
|
u8 buf[] = {reg, val};
|
|
if (fe->ops.write)
|
|
r = fe->ops.write(fe, buf, 2);
|
|
return r;
|
|
}
|
|
|
|
#endif // STV0299_H
|