stb0899_drv.h

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/*
    STB0899 Multistandard Frontend driver
    Copyright (C) Manu Abraham ([email protected])

    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 = 0,
    IQ_SWAP_ON,
    IQ_SWAP_AUTO
};

#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 defined(CONFIG_DVB_STB0899) || (defined(CONFIG_DVB_STB0899_MODULE) && defined(MODULE))

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;
}

#endif //CONFIG_DVB_STB0899


#endif