cregit-Linux how code gets into the kernel

Release 4.7 drivers/media/dvb-frontends/stb0899_drv.h

/*
        STB0899 Multistandard Frontend driver
        Copyright (C) Manu Abraham (abraham.manu@gmail.com)

        Copyright (C) ST Microelectronics

        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 __STB0899_DRV_H

#define __STB0899_DRV_H

#include <linux/kernel.h>
#include <linux/module.h>

#include "dvb_frontend.h"


#define STB0899_TSMODE_SERIAL		1

#define STB0899_CLKPOL_FALLING		2

#define STB0899_CLKNULL_PARITY		3

#define STB0899_SYNC_FORCED		4

#define STB0899_FECMODE_DSS		5


struct stb0899_s1_reg {
	
u16	address;
	
u8	data;
};


struct stb0899_s2_reg {
	
u16	offset;
	
u32	base_address;
	
u32	data;
};


enum stb0899_inversion {
	
IQ_SWAP_OFF	= +1, /* inversion affects the sign of e. g. */
	
IQ_SWAP_ON	= -1, /* the derotator frequency register    */
};


#define STB0899_GPIO00				0xf140

#define STB0899_GPIO01				0xf141

#define STB0899_GPIO02				0xf142

#define STB0899_GPIO03				0xf143

#define STB0899_GPIO04				0xf144

#define STB0899_GPIO05				0xf145

#define STB0899_GPIO06				0xf146

#define STB0899_GPIO07				0xf147

#define STB0899_GPIO08				0xf148

#define STB0899_GPIO09				0xf149

#define STB0899_GPIO10				0xf14a

#define STB0899_GPIO11				0xf14b

#define STB0899_GPIO12				0xf14c

#define STB0899_GPIO13				0xf14d

#define STB0899_GPIO14				0xf14e

#define STB0899_GPIO15				0xf14f

#define STB0899_GPIO16				0xf150

#define STB0899_GPIO17				0xf151

#define STB0899_GPIO18				0xf152

#define STB0899_GPIO19				0xf153

#define STB0899_GPIO20				0xf154


#define STB0899_GPIOPULLUP			0x01 
/* Output device is connected to Vdd */

#define STB0899_GPIOPULLDN			0x00 
/* Output device is connected to Vss */


#define STB0899_POSTPROC_GPIO_POWER		0x00

#define STB0899_POSTPROC_GPIO_LOCK		0x01

/*
 * Post process output configuration control
 * 1. POWER ON/OFF              (index 0)
 * 2. FE_HAS_LOCK/LOCK_LOSS     (index 1)
 *
 * @gpio        = one of the above listed GPIO's
 * @level       = output state: pulled up or low
 */

struct stb0899_postproc {
	
u16	gpio;
	
u8	level;
};


struct stb0899_config {
	
const struct stb0899_s1_reg	*init_dev;
	
const struct stb0899_s2_reg	*init_s2_demod;
	
const struct stb0899_s1_reg	*init_s1_demod;
	
const struct stb0899_s2_reg	*init_s2_fec;
	
const struct stb0899_s1_reg	*init_tst;

	
const struct stb0899_postproc	*postproc;

	
enum stb0899_inversion		inversion;

	
u32	xtal_freq;

	
u8	demod_address;
	
u8	ts_output_mode;
	
u8	block_sync_mode;
	
u8	ts_pfbit_toggle;

	
u8	clock_polarity;
	
u8	data_clk_parity;
	
u8	fec_mode;
	
u8	data_output_ctl;
	
u8	data_fifo_mode;
	
u8	out_rate_comp;
	
u8	i2c_repeater;
//      int     inversion;
	
int	lo_clk;
	
int	hi_clk;

	
u32	esno_ave;
	
u32	esno_quant;
	
u32	avframes_coarse;
	
u32	avframes_fine;
	
u32	miss_threshold;
	
u32	uwp_threshold_acq;
	
u32	uwp_threshold_track;
	
u32	uwp_threshold_sof;
	
u32	sof_search_timeout;

	
u32	btr_nco_bits;
	
u32	btr_gain_shift_offset;
	
u32	crl_nco_bits;
	
u32	ldpc_max_iter;

	
int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
	
int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
	
int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
	
int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
	
int (*tuner_set_rfsiggain)(struct dvb_frontend *fe, u32 rf_gain);
};

#if IS_REACHABLE(CONFIG_DVB_STB0899)

extern struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
					   struct i2c_adapter *i2c);

#else


static inline struct dvb_frontend *stb0899_attach(struct stb0899_config *config, struct i2c_adapter *i2c) { printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__); return NULL; }

Contributors

PersonTokensPropCommitsCommitProp
manu abrahammanu abraham30100.00%1100.00%
Total30100.00%1100.00%

#endif //CONFIG_DVB_STB0899 #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
manu abrahammanu abraham44697.81%571.43%
reinhard nisslreinhard nissl91.97%114.29%
arnd bergmannarnd bergmann10.22%114.29%
Total456100.00%7100.00%
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