mirror of https://gitee.com/openkylin/linux.git
150 lines
3.5 KiB
C
150 lines
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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STB0899 Multistandard Frontend driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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Copyright (C) ST Microelectronics
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*/
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#ifndef __STB0899_DRV_H
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#define __STB0899_DRV_H
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <media/dvb_frontend.h>
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#define STB0899_TSMODE_SERIAL 1
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#define STB0899_CLKPOL_FALLING 2
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#define STB0899_CLKNULL_PARITY 3
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#define STB0899_SYNC_FORCED 4
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#define STB0899_FECMODE_DSS 5
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struct stb0899_s1_reg {
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u16 address;
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u8 data;
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};
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struct stb0899_s2_reg {
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u16 offset;
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u32 base_address;
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u32 data;
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};
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enum stb0899_inversion {
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IQ_SWAP_OFF = +1, /* inversion affects the sign of e. g. */
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IQ_SWAP_ON = -1, /* the derotator frequency register */
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};
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#define STB0899_GPIO00 0xf140
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#define STB0899_GPIO01 0xf141
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#define STB0899_GPIO02 0xf142
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#define STB0899_GPIO03 0xf143
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#define STB0899_GPIO04 0xf144
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#define STB0899_GPIO05 0xf145
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#define STB0899_GPIO06 0xf146
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#define STB0899_GPIO07 0xf147
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#define STB0899_GPIO08 0xf148
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#define STB0899_GPIO09 0xf149
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#define STB0899_GPIO10 0xf14a
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#define STB0899_GPIO11 0xf14b
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#define STB0899_GPIO12 0xf14c
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#define STB0899_GPIO13 0xf14d
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#define STB0899_GPIO14 0xf14e
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#define STB0899_GPIO15 0xf14f
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#define STB0899_GPIO16 0xf150
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#define STB0899_GPIO17 0xf151
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#define STB0899_GPIO18 0xf152
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#define STB0899_GPIO19 0xf153
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#define STB0899_GPIO20 0xf154
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#define STB0899_GPIOPULLUP 0x01 /* Output device is connected to Vdd */
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#define STB0899_GPIOPULLDN 0x00 /* Output device is connected to Vss */
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#define STB0899_POSTPROC_GPIO_POWER 0x00
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#define STB0899_POSTPROC_GPIO_LOCK 0x01
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/*
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* Post process output configuration control
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* 1. POWER ON/OFF (index 0)
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* 2. FE_HAS_LOCK/LOCK_LOSS (index 1)
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*
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* @gpio = one of the above listed GPIO's
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* @level = output state: pulled up or low
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*/
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struct stb0899_postproc {
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u16 gpio;
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u8 level;
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};
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struct stb0899_config {
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const struct stb0899_s1_reg *init_dev;
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const struct stb0899_s2_reg *init_s2_demod;
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const struct stb0899_s1_reg *init_s1_demod;
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const struct stb0899_s2_reg *init_s2_fec;
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const struct stb0899_s1_reg *init_tst;
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const struct stb0899_postproc *postproc;
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enum stb0899_inversion inversion;
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u32 xtal_freq;
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u8 demod_address;
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u8 ts_output_mode;
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u8 block_sync_mode;
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u8 ts_pfbit_toggle;
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u8 clock_polarity;
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u8 data_clk_parity;
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u8 fec_mode;
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u8 data_output_ctl;
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u8 data_fifo_mode;
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u8 out_rate_comp;
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u8 i2c_repeater;
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// int inversion;
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int lo_clk;
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int hi_clk;
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u32 esno_ave;
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u32 esno_quant;
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u32 avframes_coarse;
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u32 avframes_fine;
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u32 miss_threshold;
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u32 uwp_threshold_acq;
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u32 uwp_threshold_track;
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u32 uwp_threshold_sof;
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u32 sof_search_timeout;
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u32 btr_nco_bits;
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u32 btr_gain_shift_offset;
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u32 crl_nco_bits;
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u32 ldpc_max_iter;
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int (*tuner_set_frequency)(struct dvb_frontend *fe, u32 frequency);
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int (*tuner_get_frequency)(struct dvb_frontend *fe, u32 *frequency);
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int (*tuner_set_bandwidth)(struct dvb_frontend *fe, u32 bandwidth);
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int (*tuner_get_bandwidth)(struct dvb_frontend *fe, u32 *bandwidth);
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int (*tuner_set_rfsiggain)(struct dvb_frontend *fe, u32 rf_gain);
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};
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#if IS_REACHABLE(CONFIG_DVB_STB0899)
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extern struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
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struct i2c_adapter *i2c);
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#else
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static inline struct dvb_frontend *stb0899_attach(struct stb0899_config *config,
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struct i2c_adapter *i2c)
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{
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printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
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return NULL;
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}
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#endif //CONFIG_DVB_STB0899
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#endif
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