diff options
Diffstat (limited to 'drivers/media/dvb/siano/smsdvb.c')
| -rw-r--r-- | drivers/media/dvb/siano/smsdvb.c | 1078 |
1 files changed, 0 insertions, 1078 deletions
diff --git a/drivers/media/dvb/siano/smsdvb.c b/drivers/media/dvb/siano/smsdvb.c deleted file mode 100644 index aa77e54a8fae..000000000000 --- a/drivers/media/dvb/siano/smsdvb.c +++ /dev/null @@ -1,1078 +0,0 @@ -/**************************************************************** - -Siano Mobile Silicon, Inc. -MDTV receiver kernel modules. -Copyright (C) 2006-2008, Uri Shkolnik - -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, see <http://www.gnu.org/licenses/>. - -****************************************************************/ - -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/init.h> - -#include "dmxdev.h" -#include "dvbdev.h" -#include "dvb_demux.h" -#include "dvb_frontend.h" - -#include "smscoreapi.h" -#include "smsendian.h" -#include "sms-cards.h" - -DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); - -struct smsdvb_client_t { - struct list_head entry; - - struct smscore_device_t *coredev; - struct smscore_client_t *smsclient; - - struct dvb_adapter adapter; - struct dvb_demux demux; - struct dmxdev dmxdev; - struct dvb_frontend frontend; - - fe_status_t fe_status; - - struct completion tune_done; - - struct SMSHOSTLIB_STATISTICS_DVB_S sms_stat_dvb; - int event_fe_state; - int event_unc_state; -}; - -static struct list_head g_smsdvb_clients; -static struct mutex g_smsdvb_clientslock; - -static int sms_dbg; -module_param_named(debug, sms_dbg, int, 0644); -MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))"); - -/* Events that may come from DVB v3 adapter */ -static void sms_board_dvb3_event(struct smsdvb_client_t *client, - enum SMS_DVB3_EVENTS event) { - - struct smscore_device_t *coredev = client->coredev; - switch (event) { - case DVB3_EVENT_INIT: - sms_debug("DVB3_EVENT_INIT"); - sms_board_event(coredev, BOARD_EVENT_BIND); - break; - case DVB3_EVENT_SLEEP: - sms_debug("DVB3_EVENT_SLEEP"); - sms_board_event(coredev, BOARD_EVENT_POWER_SUSPEND); - break; - case DVB3_EVENT_HOTPLUG: - sms_debug("DVB3_EVENT_HOTPLUG"); - sms_board_event(coredev, BOARD_EVENT_POWER_INIT); - break; - case DVB3_EVENT_FE_LOCK: - if (client->event_fe_state != DVB3_EVENT_FE_LOCK) { - client->event_fe_state = DVB3_EVENT_FE_LOCK; - sms_debug("DVB3_EVENT_FE_LOCK"); - sms_board_event(coredev, BOARD_EVENT_FE_LOCK); - } - break; - case DVB3_EVENT_FE_UNLOCK: - if (client->event_fe_state != DVB3_EVENT_FE_UNLOCK) { - client->event_fe_state = DVB3_EVENT_FE_UNLOCK; - sms_debug("DVB3_EVENT_FE_UNLOCK"); - sms_board_event(coredev, BOARD_EVENT_FE_UNLOCK); - } - break; - case DVB3_EVENT_UNC_OK: - if (client->event_unc_state != DVB3_EVENT_UNC_OK) { - client->event_unc_state = DVB3_EVENT_UNC_OK; - sms_debug("DVB3_EVENT_UNC_OK"); - sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_OK); - } - break; - case DVB3_EVENT_UNC_ERR: - if (client->event_unc_state != DVB3_EVENT_UNC_ERR) { - client->event_unc_state = DVB3_EVENT_UNC_ERR; - sms_debug("DVB3_EVENT_UNC_ERR"); - sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_ERRORS); - } - break; - - default: - sms_err("Unknown dvb3 api event"); - break; - } -} - - -static void smsdvb_update_dvb_stats(struct RECEPTION_STATISTICS_S *pReceptionData, - struct SMSHOSTLIB_STATISTICS_ST *p) -{ - if (sms_dbg & 2) { - printk(KERN_DEBUG "Reserved = %d", p->Reserved); - printk(KERN_DEBUG "IsRfLocked = %d", p->IsRfLocked); - printk(KERN_DEBUG "IsDemodLocked = %d", p->IsDemodLocked); - printk(KERN_DEBUG "IsExternalLNAOn = %d", p->IsExternalLNAOn); - printk(KERN_DEBUG "SNR = %d", p->SNR); - printk(KERN_DEBUG "BER = %d", p->BER); - printk(KERN_DEBUG "FIB_CRC = %d", p->FIB_CRC); - printk(KERN_DEBUG "TS_PER = %d", p->TS_PER); - printk(KERN_DEBUG "MFER = %d", p->MFER); - printk(KERN_DEBUG "RSSI = %d", p->RSSI); - printk(KERN_DEBUG "InBandPwr = %d", p->InBandPwr); - printk(KERN_DEBUG "CarrierOffset = %d", p->CarrierOffset); - printk(KERN_DEBUG "Frequency = %d", p->Frequency); - printk(KERN_DEBUG "Bandwidth = %d", p->Bandwidth); - printk(KERN_DEBUG "TransmissionMode = %d", p->TransmissionMode); - printk(KERN_DEBUG "ModemState = %d", p->ModemState); - printk(KERN_DEBUG "GuardInterval = %d", p->GuardInterval); - printk(KERN_DEBUG "CodeRate = %d", p->CodeRate); - printk(KERN_DEBUG "LPCodeRate = %d", p->LPCodeRate); - printk(KERN_DEBUG "Hierarchy = %d", p->Hierarchy); - printk(KERN_DEBUG "Constellation = %d", p->Constellation); - printk(KERN_DEBUG "BurstSize = %d", p->BurstSize); - printk(KERN_DEBUG "BurstDuration = %d", p->BurstDuration); - printk(KERN_DEBUG "BurstCycleTime = %d", p->BurstCycleTime); - printk(KERN_DEBUG "CalculatedBurstCycleTime = %d", p->CalculatedBurstCycleTime); - printk(KERN_DEBUG "NumOfRows = %d", p->NumOfRows); - printk(KERN_DEBUG "NumOfPaddCols = %d", p->NumOfPaddCols); - printk(KERN_DEBUG "NumOfPunctCols = %d", p->NumOfPunctCols); - printk(KERN_DEBUG "ErrorTSPackets = %d", p->ErrorTSPackets); - printk(KERN_DEBUG "TotalTSPackets = %d", p->TotalTSPackets); - printk(KERN_DEBUG "NumOfValidMpeTlbs = %d", p->NumOfValidMpeTlbs); - printk(KERN_DEBUG "NumOfInvalidMpeTlbs = %d", p->NumOfInvalidMpeTlbs); - printk(KERN_DEBUG "NumOfCorrectedMpeTlbs = %d", p->NumOfCorrectedMpeTlbs); - printk(KERN_DEBUG "BERErrorCount = %d", p->BERErrorCount); - printk(KERN_DEBUG "BERBitCount = %d", p->BERBitCount); - printk(KERN_DEBUG "SmsToHostTxErrors = %d", p->SmsToHostTxErrors); - printk(KERN_DEBUG "PreBER = %d", p->PreBER); - printk(KERN_DEBUG "CellId = %d", p->CellId); - printk(KERN_DEBUG "DvbhSrvIndHP = %d", p->DvbhSrvIndHP); - printk(KERN_DEBUG "DvbhSrvIndLP = %d", p->DvbhSrvIndLP); - printk(KERN_DEBUG "NumMPEReceived = %d", p->NumMPEReceived); - } - - pReceptionData->IsDemodLocked = p->IsDemodLocked; - - pReceptionData->SNR = p->SNR; - pReceptionData->BER = p->BER; - pReceptionData->BERErrorCount = p->BERErrorCount; - pReceptionData->InBandPwr = p->InBandPwr; - pReceptionData->ErrorTSPackets = p->ErrorTSPackets; -}; - - -static void smsdvb_update_isdbt_stats(struct RECEPTION_STATISTICS_S *pReceptionData, - struct SMSHOSTLIB_STATISTICS_ISDBT_ST *p) -{ - int i; - - if (sms_dbg & 2) { - printk(KERN_DEBUG "IsRfLocked = %d", p->IsRfLocked); - printk(KERN_DEBUG "IsDemodLocked = %d", p->IsDemodLocked); - printk(KERN_DEBUG "IsExternalLNAOn = %d", p->IsExternalLNAOn); - printk(KERN_DEBUG "SNR = %d", p->SNR); - printk(KERN_DEBUG "RSSI = %d", p->RSSI); - printk(KERN_DEBUG "InBandPwr = %d", p->InBandPwr); - printk(KERN_DEBUG "CarrierOffset = %d", p->CarrierOffset); - printk(KERN_DEBUG "Frequency = %d", p->Frequency); - printk(KERN_DEBUG "Bandwidth = %d", p->Bandwidth); - printk(KERN_DEBUG "TransmissionMode = %d", p->TransmissionMode); - printk(KERN_DEBUG "ModemState = %d", p->ModemState); - printk(KERN_DEBUG "GuardInterval = %d", p->GuardInterval); - printk(KERN_DEBUG "SystemType = %d", p->SystemType); - printk(KERN_DEBUG "PartialReception = %d", p->PartialReception); - printk(KERN_DEBUG "NumOfLayers = %d", p->NumOfLayers); - printk(KERN_DEBUG "SmsToHostTxErrors = %d", p->SmsToHostTxErrors); - - for (i = 0; i < 3; i++) { - printk(KERN_DEBUG "%d: CodeRate = %d", i, p->LayerInfo[i].CodeRate); - printk(KERN_DEBUG "%d: Constellation = %d", i, p->LayerInfo[i].Constellation); - printk(KERN_DEBUG "%d: BER = %d", i, p->LayerInfo[i].BER); - printk(KERN_DEBUG "%d: BERErrorCount = %d", i, p->LayerInfo[i].BERErrorCount); - printk(KERN_DEBUG "%d: BERBitCount = %d", i, p->LayerInfo[i].BERBitCount); - printk(KERN_DEBUG "%d: PreBER = %d", i, p->LayerInfo[i].PreBER); - printk(KERN_DEBUG "%d: TS_PER = %d", i, p->LayerInfo[i].TS_PER); - printk(KERN_DEBUG "%d: ErrorTSPackets = %d", i, p->LayerInfo[i].ErrorTSPackets); - printk(KERN_DEBUG "%d: TotalTSPackets = %d", i, p->LayerInfo[i].TotalTSPackets); - printk(KERN_DEBUG "%d: TILdepthI = %d", i, p->LayerInfo[i].TILdepthI); - printk(KERN_DEBUG "%d: NumberOfSegments = %d", i, p->LayerInfo[i].NumberOfSegments); - printk(KERN_DEBUG "%d: TMCCErrors = %d", i, p->LayerInfo[i].TMCCErrors); - } - } - - pReceptionData->IsDemodLocked = p->IsDemodLocked; - - pReceptionData->SNR = p->SNR; - pReceptionData->InBandPwr = p->InBandPwr; - - pReceptionData->ErrorTSPackets = 0; - pReceptionData->BER = 0; - pReceptionData->BERErrorCount = 0; - for (i = 0; i < 3; i++) { - pReceptionData->BER += p->LayerInfo[i].BER; - pReceptionData->BERErrorCount += p->LayerInfo[i].BERErrorCount; - pReceptionData->ErrorTSPackets += p->LayerInfo[i].ErrorTSPackets; - } -} - -static int smsdvb_onresponse(void *context, struct smscore_buffer_t *cb) -{ - struct smsdvb_client_t *client = (struct smsdvb_client_t *) context; - struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *) (((u8 *) cb->p) - + cb->offset); - u32 *pMsgData = (u32 *) phdr + 1; - /*u32 MsgDataLen = phdr->msgLength - sizeof(struct SmsMsgHdr_ST);*/ - bool is_status_update = false; - - smsendian_handle_rx_message((struct SmsMsgData_ST *) phdr); - - switch (phdr->msgType) { - case MSG_SMS_DVBT_BDA_DATA: - dvb_dmx_swfilter(&client->demux, (u8 *)(phdr + 1), - cb->size - sizeof(struct SmsMsgHdr_ST)); - break; - - case MSG_SMS_RF_TUNE_RES: - case MSG_SMS_ISDBT_TUNE_RES: - complete(&client->tune_done); - break; - - case MSG_SMS_SIGNAL_DETECTED_IND: - sms_info("MSG_SMS_SIGNAL_DETECTED_IND"); - client->sms_stat_dvb.TransmissionData.IsDemodLocked = true; - is_status_update = true; - break; - - case MSG_SMS_NO_SIGNAL_IND: - sms_info("MSG_SMS_NO_SIGNAL_IND"); - client->sms_stat_dvb.TransmissionData.IsDemodLocked = false; - is_status_update = true; - break; - - case MSG_SMS_TRANSMISSION_IND: { - sms_info("MSG_SMS_TRANSMISSION_IND"); - - pMsgData++; - memcpy(&client->sms_stat_dvb.TransmissionData, pMsgData, - sizeof(struct TRANSMISSION_STATISTICS_S)); - - /* Mo need to correct guard interval - * (as opposed to old statistics message). - */ - CORRECT_STAT_BANDWIDTH(client->sms_stat_dvb.TransmissionData); - CORRECT_STAT_TRANSMISSON_MODE( - client->sms_stat_dvb.TransmissionData); - is_status_update = true; - break; - } - case MSG_SMS_HO_PER_SLICES_IND: { - struct RECEPTION_STATISTICS_S *pReceptionData = - &client->sms_stat_dvb.ReceptionData; - struct SRVM_SIGNAL_STATUS_S SignalStatusData; - - /*sms_info("MSG_SMS_HO_PER_SLICES_IND");*/ - pMsgData++; - SignalStatusData.result = pMsgData[0]; - SignalStatusData.snr = pMsgData[1]; - SignalStatusData.inBandPower = (s32) pMsgData[2]; - SignalStatusData.tsPackets = pMsgData[3]; - SignalStatusData.etsPackets = pMsgData[4]; - SignalStatusData.constellation = pMsgData[5]; - SignalStatusData.hpCode = pMsgData[6]; - SignalStatusData.tpsSrvIndLP = pMsgData[7] & 0x03; - SignalStatusData.tpsSrvIndHP = pMsgData[8] & 0x03; - SignalStatusData.cellId = pMsgData[9] & 0xFFFF; - SignalStatusData.reason = pMsgData[10]; - SignalStatusData.requestId = pMsgData[11]; - pReceptionData->IsRfLocked = pMsgData[16]; - pReceptionData->IsDemodLocked = pMsgData[17]; - pReceptionData->ModemState = pMsgData[12]; - pReceptionData->SNR = pMsgData[1]; - pReceptionData->BER = pMsgData[13]; - pReceptionData->RSSI = pMsgData[14]; - CORRECT_STAT_RSSI(client->sms_stat_dvb.ReceptionData); - - pReceptionData->InBandPwr = (s32) pMsgData[2]; - pReceptionData->CarrierOffset = (s32) pMsgData[15]; - pReceptionData->TotalTSPackets = pMsgData[3]; - pReceptionData->ErrorTSPackets = pMsgData[4]; - - /* TS PER */ - if ((SignalStatusData.tsPackets + SignalStatusData.etsPackets) - > 0) { - pReceptionData->TS_PER = (SignalStatusData.etsPackets - * 100) / (SignalStatusData.tsPackets - + SignalStatusData.etsPackets); - } else { - pReceptionData->TS_PER = 0; - } - - pReceptionData->BERBitCount = pMsgData[18]; - pReceptionData->BERErrorCount = pMsgData[19]; - - pReceptionData->MRC_SNR = pMsgData[20]; - pReceptionData->MRC_InBandPwr = pMsgData[21]; - pReceptionData->MRC_RSSI = pMsgData[22]; - - is_status_update = true; - break; - } - case MSG_SMS_GET_STATISTICS_RES: { - union { - struct SMSHOSTLIB_STATISTICS_ISDBT_ST isdbt; - struct SmsMsgStatisticsInfo_ST dvb; - } *p = (void *) (phdr + 1); - struct RECEPTION_STATISTICS_S *pReceptionData = - &client->sms_stat_dvb.ReceptionData; - - sms_info("MSG_SMS_GET_STATISTICS_RES"); - - is_status_update = true; - - switch (smscore_get_device_mode(client->coredev)) { - case DEVICE_MODE_ISDBT: - case DEVICE_MODE_ISDBT_BDA: - smsdvb_update_isdbt_stats(pReceptionData, &p->isdbt); - break; - default: - smsdvb_update_dvb_stats(pReceptionData, &p->dvb.Stat); - } - if (!pReceptionData->IsDemodLocked) { - pReceptionData->SNR = 0; - pReceptionData->BER = 0; - pReceptionData->BERErrorCount = 0; - pReceptionData->InBandPwr = 0; - pReceptionData->ErrorTSPackets = 0; - } - - complete(&client->tune_done); - break; - } - default: - sms_info("Unhandled message %d", phdr->msgType); - - } - smscore_putbuffer(client->coredev, cb); - - if (is_status_update) { - if (client->sms_stat_dvb.ReceptionData.IsDemodLocked) { - client->fe_status = FE_HAS_SIGNAL | FE_HAS_CARRIER - | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK; - sms_board_dvb3_event(client, DVB3_EVENT_FE_LOCK); - if (client->sms_stat_dvb.ReceptionData.ErrorTSPackets - == 0) - sms_board_dvb3_event(client, DVB3_EVENT_UNC_OK); - else - sms_board_dvb3_event(client, - DVB3_EVENT_UNC_ERR); - - } else { - if (client->sms_stat_dvb.ReceptionData.IsRfLocked) - client->fe_status = FE_HAS_SIGNAL | FE_HAS_CARRIER; - else - client->fe_status = 0; - sms_board_dvb3_event(client, DVB3_EVENT_FE_UNLOCK); - } - } - - return 0; -} - -static void smsdvb_unregister_client(struct smsdvb_client_t *client) -{ - /* must be called under clientslock */ - - list_del(&client->entry); - - smscore_unregister_client(client->smsclient); - dvb_unregister_frontend(&client->frontend); - dvb_dmxdev_release(&client->dmxdev); - dvb_dmx_release(&client->demux); - dvb_unregister_adapter(&client->adapter); - kfree(client); -} - -static void smsdvb_onremove(void *context) -{ - kmutex_lock(&g_smsdvb_clientslock); - - smsdvb_unregister_client((struct smsdvb_client_t *) context); - - kmutex_unlock(&g_smsdvb_clientslock); -} - -static int smsdvb_start_feed(struct dvb_demux_feed *feed) -{ - struct smsdvb_client_t *client = - container_of(feed->demux, struct smsdvb_client_t, demux); - struct SmsMsgData_ST PidMsg; - - sms_debug("add pid %d(%x)", - feed->pid, feed->pid); - - PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; - PidMsg.xMsgHeader.msgDstId = HIF_TASK; - PidMsg.xMsgHeader.msgFlags = 0; - PidMsg.xMsgHeader.msgType = MSG_SMS_ADD_PID_FILTER_REQ; - PidMsg.xMsgHeader.msgLength = sizeof(PidMsg); - PidMsg.msgData[0] = feed->pid; - - smsendian_handle_tx_message((struct SmsMsgHdr_ST *)&PidMsg); - return smsclient_sendrequest(client->smsclient, - &PidMsg, sizeof(PidMsg)); -} - -static int smsdvb_stop_feed(struct dvb_demux_feed *feed) -{ - struct smsdvb_client_t *client = - container_of(feed->demux, struct smsdvb_client_t, demux); - struct SmsMsgData_ST PidMsg; - - sms_debug("remove pid %d(%x)", - feed->pid, feed->pid); - - PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; - PidMsg.xMsgHeader.msgDstId = HIF_TASK; - PidMsg.xMsgHeader.msgFlags = 0; - PidMsg.xMsgHeader.msgType = MSG_SMS_REMOVE_PID_FILTER_REQ; - PidMsg.xMsgHeader.msgLength = sizeof(PidMsg); - PidMsg.msgData[0] = feed->pid; - - smsendian_handle_tx_message((struct SmsMsgHdr_ST *)&PidMsg); - return smsclient_sendrequest(client->smsclient, - &PidMsg, sizeof(PidMsg)); -} - -static int smsdvb_sendrequest_and_wait(struct smsdvb_client_t *client, - void *buffer, size_t size, - struct completion *completion) -{ - int rc; - - smsendian_handle_tx_message((struct SmsMsgHdr_ST *)buffer); - rc = smsclient_sendrequest(client->smsclient, buffer, size); - if (rc < 0) - return rc; - - return wait_for_completion_timeout(completion, - msecs_to_jiffies(2000)) ? - 0 : -ETIME; -} - -static int smsdvb_send_statistics_request(struct smsdvb_client_t *client) -{ - int rc; - struct SmsMsgHdr_ST Msg = { MSG_SMS_GET_STATISTICS_REQ, - DVBT_BDA_CONTROL_MSG_ID, - HIF_TASK, - sizeof(struct SmsMsgHdr_ST), 0 }; - - rc = smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->tune_done); - - return rc; -} - -static inline int led_feedback(struct smsdvb_client_t *client) -{ - if (client->fe_status & FE_HAS_LOCK) - return sms_board_led_feedback(client->coredev, - (client->sms_stat_dvb.ReceptionData.BER - == 0) ? SMS_LED_HI : SMS_LED_LO); - else - return sms_board_led_feedback(client->coredev, SMS_LED_OFF); -} - -static int smsdvb_read_status(struct dvb_frontend *fe, fe_status_t *stat) -{ - int rc; - struct smsdvb_client_t *client; - client = container_of(fe, struct smsdvb_client_t, frontend); - - rc = smsdvb_send_statistics_request(client); - - *stat = client->fe_status; - - led_feedback(client); - - return rc; -} - -static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber) -{ - int rc; - struct smsdvb_client_t *client; - client = container_of(fe, struct smsdvb_client_t, frontend); - - rc = smsdvb_send_statistics_request(client); - - *ber = client->sms_stat_dvb.ReceptionData.BER; - - led_feedback(client); - - return rc; -} - -static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength) -{ - int rc; - - struct smsdvb_client_t *client; - client = container_of(fe, struct smsdvb_client_t, frontend); - - rc = smsdvb_send_statistics_request(client); - - if (client->sms_stat_dvb.ReceptionData.InBandPwr < -95) - *strength = 0; - else if (client->sms_stat_dvb.ReceptionData.InBandPwr > -29) - *strength = 100; - else - *strength = - (client->sms_stat_dvb.ReceptionData.InBandPwr - + 95) * 3 / 2; - - led_feedback(client); - - return rc; -} - -static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr) -{ - int rc; - struct smsdvb_client_t *client; - client = container_of(fe, struct smsdvb_client_t, frontend); - - rc = smsdvb_send_statistics_request(client); - - *snr = client->sms_stat_dvb.ReceptionData.SNR; - - led_feedback(client); - - return rc; -} - -static int smsdvb_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) -{ - int rc; - struct smsdvb_client_t *client; - client = container_of(fe, struct smsdvb_client_t, frontend); - - rc = smsdvb_send_statistics_request(client); - - *ucblocks = client->sms_stat_dvb.ReceptionData.ErrorTSPackets; - - led_feedback(client); - - return rc; -} - -static int smsdvb_get_tune_settings(struct dvb_frontend *fe, - struct dvb_frontend_tune_settings *tune) -{ - sms_debug(""); - - tune->min_delay_ms = 400; - tune->step_size = 250000; - tune->max_drift = 0; - return 0; -} - -static int smsdvb_dvbt_set_frontend(struct dvb_frontend *fe) -{ - struct dtv_frontend_properties *c = &fe->dtv_property_cache; - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - struct { - struct SmsMsgHdr_ST Msg; - u32 Data[3]; - } Msg; - - int ret; - - client->fe_status = FE_HAS_SIGNAL; - client->event_fe_state = -1; - client->event_unc_state = -1; - fe->dtv_property_cache.delivery_system = SYS_DVBT; - - Msg.Msg.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; - Msg.Msg.msgDstId = HIF_TASK; - Msg.Msg.msgFlags = 0; - Msg.Msg.msgType = MSG_SMS_RF_TUNE_REQ; - Msg.Msg.msgLength = sizeof(Msg); - Msg.Data[0] = c->frequency; - Msg.Data[2] = 12000000; - - sms_info("%s: freq %d band %d", __func__, c->frequency, - c->bandwidth_hz); - - switch (c->bandwidth_hz / 1000000) { - case 8: - Msg.Data[1] = BW_8_MHZ; - break; - case 7: - Msg.Data[1] = BW_7_MHZ; - break; - case 6: - Msg.Data[1] = BW_6_MHZ; - break; - case 0: - return -EOPNOTSUPP; - default: - return -EINVAL; - } - /* Disable LNA, if any. An error is returned if no LNA is present */ - ret = sms_board_lna_control(client->coredev, 0); - if (ret == 0) { - fe_status_t status; - - /* tune with LNA off at first */ - ret = smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->tune_done); - - smsdvb_read_status(fe, &status); - - if (status & FE_HAS_LOCK) - return ret; - - /* previous tune didn't lock - enable LNA and tune again */ - sms_board_lna_control(client->coredev, 1); - } - - return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->tune_done); -} - -static int smsdvb_isdbt_set_frontend(struct dvb_frontend *fe) -{ - struct dtv_frontend_properties *c = &fe->dtv_property_cache; - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - struct { - struct SmsMsgHdr_ST Msg; - u32 Data[4]; - } Msg; - - fe->dtv_property_cache.delivery_system = SYS_ISDBT; - - Msg.Msg.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; - Msg.Msg.msgDstId = HIF_TASK; - Msg.Msg.msgFlags = 0; - Msg.Msg.msgType = MSG_SMS_ISDBT_TUNE_REQ; - Msg.Msg.msgLength = sizeof(Msg); - - if (c->isdbt_sb_segment_idx == -1) - c->isdbt_sb_segment_idx = 0; - - switch (c->isdbt_sb_segment_count) { - case 3: - Msg.Data[1] = BW_ISDBT_3SEG; - break; - case 1: - Msg.Data[1] = BW_ISDBT_1SEG; - break; - case 0: /* AUTO */ - switch (c->bandwidth_hz / 1000000) { - case 8: - case 7: - c->isdbt_sb_segment_count = 3; - Msg.Data[1] = BW_ISDBT_3SEG; - break; - case 6: - c->isdbt_sb_segment_count = 1; - Msg.Data[1] = BW_ISDBT_1SEG; - break; - default: /* Assumes 6 MHZ bw */ - c->isdbt_sb_segment_count = 1; - c->bandwidth_hz = 6000; - Msg.Data[1] = BW_ISDBT_1SEG; - break; - } - break; - default: - sms_info("Segment count %d not supported", c->isdbt_sb_segment_count); - return -EINVAL; - } - - Msg.Data[0] = c->frequency; - Msg.Data[2] = 12000000; - Msg.Data[3] = c->isdbt_sb_segment_idx; - - sms_info("%s: freq %d segwidth %d segindex %d\n", __func__, - c->frequency, c->isdbt_sb_segment_count, - c->isdbt_sb_segment_idx); - - return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->tune_done); -} - -static int smsdvb_set_frontend(struct dvb_frontend *fe) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - struct smscore_device_t *coredev = client->coredev; - - switch (smscore_get_device_mode(coredev)) { - case DEVICE_MODE_DVBT: - case DEVICE_MODE_DVBT_BDA: - return smsdvb_dvbt_set_frontend(fe); - case DEVICE_MODE_ISDBT: - case DEVICE_MODE_ISDBT_BDA: - return smsdvb_isdbt_set_frontend(fe); - default: - return -EINVAL; - } -} - -static int smsdvb_get_frontend(struct dvb_frontend *fe) -{ - struct dtv_frontend_properties *fep = &fe->dtv_property_cache; - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - struct smscore_device_t *coredev = client->coredev; - struct TRANSMISSION_STATISTICS_S *td = - &client->sms_stat_dvb.TransmissionData; - - switch (smscore_get_device_mode(coredev)) { - case DEVICE_MODE_DVBT: - case DEVICE_MODE_DVBT_BDA: - fep->frequency = td->Frequency; - - switch (td->Bandwidth) { - case 6: - fep->bandwidth_hz = 6000000; - break; - case 7: - fep->bandwidth_hz = 7000000; - break; - case 8: - fep->bandwidth_hz = 8000000; - break; - } - - switch (td->TransmissionMode) { - case 2: - fep->transmission_mode = TRANSMISSION_MODE_2K; - break; - case 8: - fep->transmission_mode = TRANSMISSION_MODE_8K; - } - - switch (td->GuardInterval) { - case 0: - fep->guard_interval = GUARD_INTERVAL_1_32; - break; - case 1: - fep->guard_interval = GUARD_INTERVAL_1_16; - break; - case 2: - fep->guard_interval = GUARD_INTERVAL_1_8; - break; - case 3: - fep->guard_interval = GUARD_INTERVAL_1_4; - break; - } - - switch (td->CodeRate) { - case 0: - fep->code_rate_HP = FEC_1_2; - break; - case 1: - fep->code_rate_HP = FEC_2_3; - break; - case 2: - fep->code_rate_HP = FEC_3_4; - break; - case 3: - fep->code_rate_HP = FEC_5_6; - break; - case 4: - fep->code_rate_HP = FEC_7_8; - break; - } - - switch (td->LPCodeRate) { - case 0: - fep->code_rate_LP = FEC_1_2; - break; - case 1: - fep->code_rate_LP = FEC_2_3; - break; - case 2: - fep->code_rate_LP = FEC_3_4; - break; - case 3: - fep->code_rate_LP = FEC_5_6; - break; - case 4: - fep->code_rate_LP = FEC_7_8; - break; - } - - switch (td->Constellation) { - case 0: - fep->modulation = QPSK; - break; - case 1: - fep->modulation = QAM_16; - break; - case 2: - fep->modulation = QAM_64; - break; - } - - switch (td->Hierarchy) { - case 0: - fep->hierarchy = HIERARCHY_NONE; - break; - case 1: - fep->hierarchy = HIERARCHY_1; - break; - case 2: - fep->hierarchy = HIERARCHY_2; - break; - case 3: - fep->hierarchy = HIERARCHY_4; - break; - } - - fep->inversion = INVERSION_AUTO; - break; - case DEVICE_MODE_ISDBT: - case DEVICE_MODE_ISDBT_BDA: - fep->frequency = td->Frequency; - fep->bandwidth_hz = 6000000; - /* todo: retrive the other parameters */ - break; - default: - return -EINVAL; - } - - return 0; -} - -static int smsdvb_init(struct dvb_frontend *fe) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - sms_board_power(client->coredev, 1); - - sms_board_dvb3_event(client, DVB3_EVENT_INIT); - return 0; -} - -static int smsdvb_sleep(struct dvb_frontend *fe) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - sms_board_led_feedback(client->coredev, SMS_LED_OFF); - sms_board_power(client->coredev, 0); - - sms_board_dvb3_event(client, DVB3_EVENT_SLEEP); - - return 0; -} - -static void smsdvb_release(struct dvb_frontend *fe) -{ - /* do nothing */ -} - -static struct dvb_frontend_ops smsdvb_fe_ops = { - .info = { - .name = "Siano Mobile Digital MDTV Receiver", - .frequency_min = 44250000, - .frequency_max = 867250000, - .frequency_stepsize = 250000, - .caps = FE_CAN_INVERSION_AUTO | - FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | - FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | - FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | - FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | - FE_CAN_GUARD_INTERVAL_AUTO | - FE_CAN_RECOVER | - FE_CAN_HIERARCHY_AUTO, - }, - - .release = smsdvb_release, - - .set_frontend = smsdvb_set_frontend, - .get_frontend = smsdvb_get_frontend, - .get_tune_settings = smsdvb_get_tune_settings, - - .read_status = smsdvb_read_status, - .read_ber = smsdvb_read_ber, - .read_signal_strength = smsdvb_read_signal_strength, - .read_snr = smsdvb_read_snr, - .read_ucblocks = smsdvb_read_ucblocks, - - .init = smsdvb_init, - .sleep = smsdvb_sleep, -}; - -static int smsdvb_hotplug(struct smscore_device_t *coredev, - struct device *device, int arrival) -{ - struct smsclient_params_t params; - struct smsdvb_client_t *client; - int rc; - - /* device removal handled by onremove callback */ - if (!arrival) - return 0; - client = kzalloc(sizeof(struct smsdvb_client_t), GFP_KERNEL); - if (!client) { - sms_err("kmalloc() failed"); - return -ENOMEM; - } - - /* register dvb adapter */ - rc = dvb_register_adapter(&client->adapter, - sms_get_board( - smscore_get_board_id(coredev))->name, - THIS_MODULE, device, adapter_nr); - if (rc < 0) { - sms_err("dvb_register_adapter() failed %d", rc); - goto adapter_error; - } - - /* init dvb demux */ - client->demux.dmx.capabilities = DMX_TS_FILTERING; - client->demux.filternum = 32; /* todo: nova ??? */ - client->demux.feednum = 32; - client->demux.start_feed = smsdvb_start_feed; - client->demux.stop_feed = smsdvb_stop_feed; - - rc = dvb_dmx_init(&client->demux); - if (rc < 0) { - sms_err("dvb_dmx_init failed %d", rc); - goto dvbdmx_error; - } - - /* init dmxdev */ - client->dmxdev.filternum = 32; - client->dmxdev.demux = &client->demux.dmx; - client->dmxdev.capabilities = 0; - - rc = dvb_dmxdev_init(&client->dmxdev, &client->adapter); - if (rc < 0) { - sms_err("dvb_dmxdev_init failed %d", rc); - goto dmxdev_error; - } - - /* init and register frontend */ - memcpy(&client->frontend.ops, &smsdvb_fe_ops, - sizeof(struct dvb_frontend_ops)); - - switch (smscore_get_device_mode(coredev)) { - case DEVICE_MODE_DVBT: - case DEVICE_MODE_DVBT_BDA: - client->frontend.ops.delsys[0] = SYS_DVBT; - break; - case DEVICE_MODE_ISDBT: - case DEVICE_MODE_ISDBT_BDA: - client->frontend.ops.delsys[0] = SYS_ISDBT; - break; - } - - rc = dvb_register_frontend(&client->adapter, &client->frontend); - if (rc < 0) { - sms_err("frontend registration failed %d", rc); - goto frontend_error; - } - - params.initial_id = 1; - params.data_type = MSG_SMS_DVBT_BDA_DATA; - params.onresponse_handler = smsdvb_onresponse; - params.onremove_handler = smsdvb_onremove; - params.context = client; - - rc = smscore_register_client(coredev, ¶ms, &client->smsclient); - if (rc < 0) { - sms_err("smscore_register_client() failed %d", rc); - goto client_error; - } - - client->coredev = coredev; - - init_completion(&client->tune_done); - - kmutex_lock(&g_smsdvb_clientslock); - - list_add(&client->entry, &g_smsdvb_clients); - - kmutex_unlock(&g_smsdvb_clientslock); - - client->event_fe_state = -1; - client->event_unc_state = -1; - sms_board_dvb3_event(client, DVB3_EVENT_HOTPLUG); - - sms_info("success"); - sms_board_setup(coredev); - - return 0; - -client_error: - dvb_unregister_frontend(&client->frontend); - -frontend_error: - dvb_dmxdev_release(&client->dmxdev); - -dmxdev_error: - dvb_dmx_release(&client->demux); - -dvbdmx_error: - dvb_unregister_adapter(&client->adapter); - -adapter_error: - kfree(client); - return rc; -} - -static int __init smsdvb_module_init(void) -{ - int rc; - - INIT_LIST_HEAD(&g_smsdvb_clients); - kmutex_init(&g_smsdvb_clientslock); - - rc = smscore_register_hotplug(smsdvb_hotplug); - - sms_debug(""); - - return rc; -} - -static void __exit smsdvb_module_exit(void) -{ - smscore_unregister_hotplug(smsdvb_hotplug); - - kmutex_lock(&g_smsdvb_clientslock); - - while (!list_empty(&g_smsdvb_clients)) - smsdvb_unregister_client( - (struct smsdvb_client_t *) g_smsdvb_clients.next); - - kmutex_unlock(&g_smsdvb_clientslock); -} - -module_init(smsdvb_module_init); -module_exit(smsdvb_module_exit); - -MODULE_DESCRIPTION("SMS DVB subsystem adaptation module"); -MODULE_AUTHOR("Siano Mobile Silicon, Inc. (uris@siano-ms.com)"); -MODULE_LICENSE("GPL"); |