diff options
Diffstat (limited to 'drivers/media/dvb/siano/smsdvb.c')
| -rw-r--r-- | drivers/media/dvb/siano/smsdvb.c | 449 |
1 files changed, 0 insertions, 449 deletions
diff --git a/drivers/media/dvb/siano/smsdvb.c b/drivers/media/dvb/siano/smsdvb.c deleted file mode 100644 index 229274a1411..00000000000 --- a/drivers/media/dvb/siano/smsdvb.c +++ /dev/null @@ -1,449 +0,0 @@ -/* - * Driver for the Siano SMS1xxx USB dongle - * - * author: Anatoly Greenblat - * - * Copyright (c), 2005-2008 Siano Mobile Silicon, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 3 as - * published by the Free Software Foundation; - * - * Software distributed under the License is distributed on an "AS IS" - * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. - * - * 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. - */ - -#include <linux/module.h> -#include <linux/init.h> - -#include "smscoreapi.h" -#include "sms-cards.h" - -DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); - -static struct list_head g_smsdvb_clients; -static struct mutex g_smsdvb_clientslock; - -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); - - 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: - complete(&client->tune_done); - break; - - case MSG_SMS_GET_STATISTICS_RES: - { - struct SmsMsgStatisticsInfo_ST *p = - (struct SmsMsgStatisticsInfo_ST *)(phdr + 1); - - if (p->Stat.IsDemodLocked) { - client->fe_status = FE_HAS_SIGNAL | - FE_HAS_CARRIER | - FE_HAS_VITERBI | - FE_HAS_SYNC | - FE_HAS_LOCK; - - client->fe_snr = p->Stat.SNR; - client->fe_ber = p->Stat.BER; - - if (p->Stat.InBandPwr < -95) - client->fe_signal_strength = 0; - else if (p->Stat.InBandPwr > -29) - client->fe_signal_strength = 100; - else - client->fe_signal_strength = - (p->Stat.InBandPwr + 95) * 3 / 2; - } else { - client->fe_status = 0; - client->fe_snr = - client->fe_ber = - client->fe_signal_strength = 0; - } - - complete(&client->stat_done); - break; - } } - - smscore_putbuffer(client->coredev, cb); - - 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; - - 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; - - 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 = 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) -{ - struct SmsMsgHdr_ST Msg = { MSG_SMS_GET_STATISTICS_REQ, - DVBT_BDA_CONTROL_MSG_ID, - HIF_TASK, sizeof(struct SmsMsgHdr_ST), 0 }; - return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->stat_done); -} - -static int smsdvb_read_status(struct dvb_frontend *fe, fe_status_t *stat) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - int rc = smsdvb_send_statistics_request(client); - - if (!rc) - *stat = client->fe_status; - - return rc; -} - -static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - int rc = smsdvb_send_statistics_request(client); - - if (!rc) - *ber = client->fe_ber; - - return rc; -} - -static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - int rc = smsdvb_send_statistics_request(client); - - if (!rc) - *strength = client->fe_signal_strength; - - return rc; -} - -static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - int rc = smsdvb_send_statistics_request(client); - - if (!rc) - *snr = client->fe_snr; - - 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_set_frontend(struct dvb_frontend *fe, - struct dvb_frontend_parameters *fep) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - struct { - struct SmsMsgHdr_ST Msg; - u32 Data[3]; - } Msg; - - 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] = fep->frequency; - Msg.Data[2] = 12000000; - - sms_debug("freq %d band %d", - fep->frequency, fep->u.ofdm.bandwidth); - - switch (fep->u.ofdm.bandwidth) { - case BANDWIDTH_8_MHZ: Msg.Data[1] = BW_8_MHZ; break; - case BANDWIDTH_7_MHZ: Msg.Data[1] = BW_7_MHZ; break; - case BANDWIDTH_6_MHZ: Msg.Data[1] = BW_6_MHZ; break; - case BANDWIDTH_AUTO: return -EOPNOTSUPP; - default: return -EINVAL; - } - - return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), - &client->tune_done); -} - -static int smsdvb_get_frontend(struct dvb_frontend *fe, - struct dvb_frontend_parameters *fep) -{ - struct smsdvb_client_t *client = - container_of(fe, struct smsdvb_client_t, frontend); - - sms_debug(""); - - /* todo: */ - memcpy(fep, &client->fe_params, - sizeof(struct dvb_frontend_parameters)); - 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 SMS1xxx", - .type = FE_OFDM, - .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, -}; - -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; - - if (smscore_get_device_mode(coredev) != 4) { - sms_err("SMS Device mode is not set for " - "DVB operation."); - 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)); - - 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); - init_completion(&client->stat_done); - - kmutex_lock(&g_smsdvb_clientslock); - - list_add(&client->entry, &g_smsdvb_clients); - - kmutex_unlock(&g_smsdvb_clientslock); - - sms_info("success"); - - 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; -} - -int smsdvb_register(void) -{ - int rc; - - INIT_LIST_HEAD(&g_smsdvb_clients); - kmutex_init(&g_smsdvb_clientslock); - - rc = smscore_register_hotplug(smsdvb_hotplug); - - sms_debug(""); - - return rc; -} - -void smsdvb_unregister(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); -} |