// SPDX-License-Identifier: GPL-2.0-or-later /**************************************************************** Siano Mobile Silicon, Inc. MDTV receiver kernel modules. Copyright (C) 2006-2008, Uri Shkolnik ****************************************************************/ #include "smscoreapi.h" #include <linux/module.h> #include <linux/slab.h> #include <linux/init.h> #include <asm/div64.h> #include <media/dmxdev.h> #include <media/dvbdev.h> #include <media/dvb_demux.h> #include <media/dvb_frontend.h> #include "sms-cards.h" #include "smsdvb.h" DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); static LIST_HEAD(g_smsdvb_clients); static DEFINE_MUTEX(g_smsdvb_clientslock); static u32 sms_to_guard_interval_table[] = …; static u32 sms_to_code_rate_table[] = …; static u32 sms_to_hierarchy_table[] = …; static u32 sms_to_modulation_table[] = …; /* Events that may come from DVB v3 adapter */ static void sms_board_dvb3_event(struct smsdvb_client_t *client, enum SMS_DVB3_EVENTS event) { … } static void smsdvb_stats_not_ready(struct dvb_frontend *fe) { … } static inline int sms_to_mode(u32 mode) { … } static inline int sms_to_isdbt_mode(u32 mode) { … } static inline int sms_to_isdbt_guard_interval(u32 interval) { … } static inline int sms_to_status(u32 is_demod_locked, u32 is_rf_locked) { … } static inline u32 sms_to_bw(u32 value) { … } #define convert_from_table(value, table, defval) … #define sms_to_guard_interval(value) … #define sms_to_code_rate(value) … #define sms_to_hierarchy(value) … #define sms_to_modulation(value) … static void smsdvb_update_tx_params(struct smsdvb_client_t *client, struct sms_tx_stats *p) { … } static void smsdvb_update_per_slices(struct smsdvb_client_t *client, struct RECEPTION_STATISTICS_PER_SLICES_S *p) { … } static void smsdvb_update_dvb_stats(struct smsdvb_client_t *client, struct sms_stats *p) { struct dvb_frontend *fe = &client->frontend; struct dtv_frontend_properties *c = &fe->dtv_property_cache; if (client->prt_dvb_stats) client->prt_dvb_stats(client->debug_data, p); client->fe_status = sms_to_status(p->is_demod_locked, p->is_rf_locked); /* Update DVB modulation parameters */ c->frequency = p->frequency; client->fe_status = sms_to_status(p->is_demod_locked, 0); c->bandwidth_hz = sms_to_bw(p->bandwidth); c->transmission_mode = sms_to_mode(p->transmission_mode); c->guard_interval = sms_to_guard_interval(p->guard_interval); c->code_rate_HP = sms_to_code_rate(p->code_rate); c->code_rate_LP = sms_to_code_rate(p->lp_code_rate); c->hierarchy = sms_to_hierarchy(p->hierarchy); c->modulation = sms_to_modulation(p->constellation); /* update reception data */ c->lna = p->is_external_lna_on ? 1 : 0; /* Carrier to noise ratio, in DB */ c->cnr.stat[0].svalue = p->SNR * 1000; /* signal Strength, in DBm */ c->strength.stat[0].uvalue = p->in_band_pwr * 1000; /* PER/BER requires demod lock */ if (!p->is_demod_locked) return; /* TS PER */ client->last_per = c->block_error.stat[0].uvalue; c->block_error.stat[0].scale = FE_SCALE_COUNTER; c->block_count.stat[0].scale = FE_SCALE_COUNTER; c->block_error.stat[0].uvalue += p->error_ts_packets; c->block_count.stat[0].uvalue += p->total_ts_packets; /* ber */ c->post_bit_error.stat[0].scale = FE_SCALE_COUNTER; c->post_bit_count.stat[0].scale = FE_SCALE_COUNTER; c->post_bit_error.stat[0].uvalue += p->ber_error_count; c->post_bit_count.stat[0].uvalue += p->ber_bit_count; /* Legacy PER/BER */ client->legacy_ber = p->ber; }; static void smsdvb_update_isdbt_stats(struct smsdvb_client_t *client, struct sms_isdbt_stats *p) { … } static void smsdvb_update_isdbt_stats_ex(struct smsdvb_client_t *client, struct sms_isdbt_stats_ex *p) { … } static int smsdvb_onresponse(void *context, struct smscore_buffer_t *cb) { … } static void smsdvb_media_device_unregister(struct smsdvb_client_t *client) { … } static void smsdvb_unregister_client(struct smsdvb_client_t *client) { … } static void smsdvb_onremove(void *context) { … } static int smsdvb_start_feed(struct dvb_demux_feed *feed) { … } static int smsdvb_stop_feed(struct dvb_demux_feed *feed) { … } static int smsdvb_sendrequest_and_wait(struct smsdvb_client_t *client, void *buffer, size_t size, struct completion *completion) { … } static int smsdvb_send_statistics_request(struct smsdvb_client_t *client) { … } static inline int led_feedback(struct smsdvb_client_t *client) { … } static int smsdvb_read_status(struct dvb_frontend *fe, enum fe_status *stat) { … } static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber) { … } static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { … } static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr) { … } static int smsdvb_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { … } static int smsdvb_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *tune) { … } static int smsdvb_dvbt_set_frontend(struct dvb_frontend *fe) { … } static int smsdvb_isdbt_set_frontend(struct dvb_frontend *fe) { … } static int smsdvb_set_frontend(struct dvb_frontend *fe) { … } static int smsdvb_init(struct dvb_frontend *fe) { … } static int smsdvb_sleep(struct dvb_frontend *fe) { … } static void smsdvb_release(struct dvb_frontend *fe) { … } static const struct dvb_frontend_ops smsdvb_fe_ops = …; static int smsdvb_hotplug(struct smscore_device_t *coredev, struct device *device, int arrival) { … } static int __init smsdvb_module_init(void) { … } static void __exit smsdvb_module_exit(void) { … } module_init(…) …; module_exit(smsdvb_module_exit); MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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