// SPDX-License-Identifier: GPL-2.0-or-later /* STV0900/0903 Multistandard Broadcast Frontend driver Copyright (C) Manu Abraham <[email protected]> Copyright (C) ST Microelectronics */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/string.h> #include <linux/slab.h> #include <linux/mutex.h> #include <linux/dvb/frontend.h> #include <media/dvb_frontend.h> #include "stv6110x.h" /* for demodulator internal modes */ #include "stv090x_reg.h" #include "stv090x.h" #include "stv090x_priv.h" /* Max transfer size done by I2C transfer functions */ #define MAX_XFER_SIZE … static unsigned int verbose; module_param(verbose, int, 0644); /* internal params node */ struct stv090x_dev { … }; /* first internal params */ static struct stv090x_dev *stv090x_first_dev; /* find chip by i2c adapter and i2c address */ static struct stv090x_dev *find_dev(struct i2c_adapter *i2c_adap, u8 i2c_addr) { … } /* deallocating chip */ static void remove_dev(struct stv090x_internal *internal) { … } /* allocating new chip */ static struct stv090x_dev *append_internal(struct stv090x_internal *internal) { … } /* DVBS1 and DSS C/N Lookup table */ static const struct stv090x_tab stv090x_s1cn_tab[] = …; /* DVBS2 C/N Lookup table */ static const struct stv090x_tab stv090x_s2cn_tab[] = …; /* RF level C/N lookup table */ static const struct stv090x_tab stv090x_rf_tab[] = …; static struct stv090x_reg stv0900_initval[] = …; static struct stv090x_reg stv0903_initval[] = …; static struct stv090x_reg stv0900_cut20_val[] = …; static struct stv090x_reg stv0903_cut20_val[] = …; /* Cut 2.0 Long Frame Tracking CR loop */ static struct stv090x_long_frame_crloop stv090x_s2_crl_cut20[] = …; /* Cut 3.0 Long Frame Tracking CR loop */ static struct stv090x_long_frame_crloop stv090x_s2_crl_cut30[] = …; /* Cut 2.0 Long Frame Tracking CR Loop */ static struct stv090x_long_frame_crloop stv090x_s2_apsk_crl_cut20[] = …; /* Cut 3.0 Long Frame Tracking CR Loop */ static struct stv090x_long_frame_crloop stv090x_s2_apsk_crl_cut30[] = …; static struct stv090x_long_frame_crloop stv090x_s2_lowqpsk_crl_cut20[] = …; static struct stv090x_long_frame_crloop stv090x_s2_lowqpsk_crl_cut30[] = …; /* Cut 2.0 Short Frame Tracking CR Loop */ static struct stv090x_short_frame_crloop stv090x_s2_short_crl_cut20[] = …; /* Cut 3.0 Short Frame Tracking CR Loop */ static struct stv090x_short_frame_crloop stv090x_s2_short_crl_cut30[] = …; static inline s32 comp2(s32 __x, s32 __width) { … } static int stv090x_read_reg(struct stv090x_state *state, unsigned int reg) { … } static int stv090x_write_regs(struct stv090x_state *state, unsigned int reg, u8 *data, u32 count) { … } static int stv090x_write_reg(struct stv090x_state *state, unsigned int reg, u8 data) { … } static inline void stv090x_tuner_i2c_lock(struct stv090x_state *state) { … } static inline void stv090x_tuner_i2c_unlock(struct stv090x_state *state) { … } static int stv090x_i2c_gate_ctrl(struct stv090x_state *state, int enable) { … } static void stv090x_get_lock_tmg(struct stv090x_state *state) { … } static int stv090x_set_srate(struct stv090x_state *state, u32 srate) { … } static int stv090x_set_max_srate(struct stv090x_state *state, u32 clk, u32 srate) { … } static int stv090x_set_min_srate(struct stv090x_state *state, u32 clk, u32 srate) { … } static u32 stv090x_car_width(u32 srate, enum stv090x_rolloff rolloff) { … } static int stv090x_set_vit_thacq(struct stv090x_state *state) { … } static int stv090x_set_vit_thtracq(struct stv090x_state *state) { … } static int stv090x_set_viterbi(struct stv090x_state *state) { … } static int stv090x_stop_modcod(struct stv090x_state *state) { … } static int stv090x_activate_modcod(struct stv090x_state *state) { … } static int stv090x_activate_modcod_single(struct stv090x_state *state) { … } static int stv090x_vitclk_ctl(struct stv090x_state *state, int enable) { … } static int stv090x_dvbs_track_crl(struct stv090x_state *state) { … } static int stv090x_delivery_search(struct stv090x_state *state) { … } static int stv090x_start_search(struct stv090x_state *state) { … } static int stv090x_get_agc2_min_level(struct stv090x_state *state) { … } static u32 stv090x_get_srate(struct stv090x_state *state, u32 clk) { … } static u32 stv090x_srate_srch_coarse(struct stv090x_state *state) { … } static u32 stv090x_srate_srch_fine(struct stv090x_state *state) { … } static int stv090x_get_dmdlock(struct stv090x_state *state, s32 timeout) { … } static int stv090x_blind_search(struct stv090x_state *state) { … } static int stv090x_chk_tmg(struct stv090x_state *state) { … } static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd) { … } static int stv090x_get_loop_params(struct stv090x_state *state, s32 *freq_inc, s32 *timeout_sw, s32 *steps) { … } static int stv090x_chk_signal(struct stv090x_state *state) { … } static int stv090x_search_car_loop(struct stv090x_state *state, s32 inc, s32 timeout, int zigzag, s32 steps_max) { … } static int stv090x_sw_algo(struct stv090x_state *state) { … } static enum stv090x_delsys stv090x_get_std(struct stv090x_state *state) { … } /* in Hz */ static s32 stv090x_get_car_freq(struct stv090x_state *state, u32 mclk) { … } static int stv090x_get_viterbi(struct stv090x_state *state) { … } static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *state) { … } static u32 stv090x_get_tmgoffst(struct stv090x_state *state, u32 srate) { … } static u8 stv090x_optimize_carloop(struct stv090x_state *state, enum stv090x_modcod modcod, s32 pilots) { … } static u8 stv090x_optimize_carloop_short(struct stv090x_state *state) { … } static int stv090x_optimize_track(struct stv090x_state *state) { … } static int stv090x_get_feclock(struct stv090x_state *state, s32 timeout) { … } static int stv090x_get_lock(struct stv090x_state *state, s32 timeout_dmd, s32 timeout_fec) { … } static int stv090x_set_s2rolloff(struct stv090x_state *state) { … } static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state) { … } static int stv090x_set_pls(struct stv090x_state *state, u32 pls_code) { … } static int stv090x_set_mis(struct stv090x_state *state, int mis) { … } static enum dvbfe_search stv090x_search(struct dvb_frontend *fe) { … } static int stv090x_read_status(struct dvb_frontend *fe, enum fe_status *status) { … } static int stv090x_read_per(struct dvb_frontend *fe, u32 *per) { … } static int stv090x_table_lookup(const struct stv090x_tab *tab, int max, int val) { … } static int stv090x_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { … } static int stv090x_read_cnr(struct dvb_frontend *fe, u16 *cnr) { … } static int stv090x_set_tone(struct dvb_frontend *fe, enum fe_sec_tone_mode tone) { … } static enum dvbfe_algo stv090x_frontend_algo(struct dvb_frontend *fe) { … } static int stv090x_send_diseqc_msg(struct dvb_frontend *fe, struct dvb_diseqc_master_cmd *cmd) { … } static int stv090x_send_diseqc_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd burst) { … } static int stv090x_recv_slave_reply(struct dvb_frontend *fe, struct dvb_diseqc_slave_reply *reply) { … } static int stv090x_sleep(struct dvb_frontend *fe) { … } static int stv090x_wakeup(struct dvb_frontend *fe) { … } static void stv090x_release(struct dvb_frontend *fe) { … } static int stv090x_ldpc_mode(struct stv090x_state *state, enum stv090x_mode ldpc_mode) { … } /* return (Hz), clk in Hz*/ static u32 stv090x_get_mclk(struct stv090x_state *state) { … } static int stv090x_set_mclk(struct stv090x_state *state, u32 mclk, u32 clk) { … } static int stv0900_set_tspath(struct stv090x_state *state) { … } static int stv0903_set_tspath(struct stv090x_state *state) { … } static int stv090x_init(struct dvb_frontend *fe) { … } static int stv090x_setup(struct dvb_frontend *fe) { … } static int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value, u8 xor_value) { … } static int stv090x_setup_compound(struct stv090x_state *state) { … } static const struct dvb_frontend_ops stv090x_ops = …; static struct dvb_frontend *stv090x_get_dvb_frontend(struct i2c_client *client) { … } static int stv090x_probe(struct i2c_client *client) { … } static void stv090x_remove(struct i2c_client *client) { … } struct dvb_frontend *stv090x_attach(struct stv090x_config *config, struct i2c_adapter *i2c, enum stv090x_demodulator demod) { … } EXPORT_SYMBOL_GPL(…); static const struct i2c_device_id stv090x_id_table[] = …; MODULE_DEVICE_TABLE(i2c, stv090x_id_table); static struct i2c_driver stv090x_driver = …; module_i2c_driver(…) …; MODULE_PARM_DESC(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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