blob: 266033ae2784ebd5568ab33e6e7a4318add7e234 [file] [log] [blame]
Uri Shkolnike5275792009-04-27 09:09:47 -03001/****************************************************************
2
3Siano Mobile Silicon, Inc.
4MDTV receiver kernel modules.
5Copyright (C) 2006-2008, Uri Shkolnik
6
7This program is free software: you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation, either version 2 of the License, or
10(at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License
18along with this program. If not, see <http://www.gnu.org/licenses/>.
19
20****************************************************************/
Steven Toth8d4f9d02008-05-22 18:05:26 -030021
Michael Krufky2e5c1ec82008-05-19 18:56:13 -030022#include <linux/module.h>
23#include <linux/init.h>
24
Uri Shkolnikc9679e32009-05-14 16:28:17 -030025#include "dmxdev.h"
26#include "dvbdev.h"
27#include "dvb_demux.h"
28#include "dvb_frontend.h"
29
Michael Krufky2e5c1ec82008-05-19 18:56:13 -030030#include "smscoreapi.h"
Uri Shkolnikba79bb22009-05-12 11:37:09 -030031#include "smsendian.h"
Michael Krufky1c11d542008-06-18 22:09:55 -030032#include "sms-cards.h"
Michael Krufky2e5c1ec82008-05-19 18:56:13 -030033
Michael Krufky9c59f9682008-05-19 18:57:12 -030034DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
35
Michael Krufky62c71672008-08-31 17:15:47 -030036struct smsdvb_client_t {
37 struct list_head entry;
38
39 struct smscore_device_t *coredev;
40 struct smscore_client_t *smsclient;
41
42 struct dvb_adapter adapter;
43 struct dvb_demux demux;
44 struct dmxdev dmxdev;
45 struct dvb_frontend frontend;
46
47 fe_status_t fe_status;
Michael Krufky62c71672008-08-31 17:15:47 -030048
Uri Shkolnik793786d2009-05-12 12:28:46 -030049 struct completion tune_done;
Michael Krufky62c71672008-08-31 17:15:47 -030050
51 /* todo: save freq/band instead whole struct */
52 struct dvb_frontend_parameters fe_params;
Uri Shkolnik793786d2009-05-12 12:28:46 -030053
54 struct SMSHOSTLIB_STATISTICS_DVB_S sms_stat_dvb;
55 int event_fe_state;
56 int event_unc_state;
Michael Krufky62c71672008-08-31 17:15:47 -030057};
58
Adrian Bunkc5e0bd12008-07-21 23:17:36 -030059static struct list_head g_smsdvb_clients;
60static struct mutex g_smsdvb_clientslock;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -030061
Michael Krufky0d02efe2009-02-27 02:42:16 -030062static int sms_dbg;
63module_param_named(debug, sms_dbg, int, 0644);
64MODULE_PARM_DESC(debug, "set debug level (info=1, adv=2 (or-able))");
65
Uri Shkolnik793786d2009-05-12 12:28:46 -030066/* Events that may come from DVB v3 adapter */
67static void sms_board_dvb3_event(struct smsdvb_client_t *client,
68 enum SMS_DVB3_EVENTS event) {
Uri Shkolnik4db989f2009-05-19 12:28:02 -030069
70 struct smscore_device_t *coredev = client->coredev;
71 switch (event) {
72 case DVB3_EVENT_INIT:
73 sms_debug("DVB3_EVENT_INIT");
74 sms_board_event(coredev, BOARD_EVENT_BIND);
75 break;
76 case DVB3_EVENT_SLEEP:
77 sms_debug("DVB3_EVENT_SLEEP");
78 sms_board_event(coredev, BOARD_EVENT_POWER_SUSPEND);
79 break;
80 case DVB3_EVENT_HOTPLUG:
81 sms_debug("DVB3_EVENT_HOTPLUG");
82 sms_board_event(coredev, BOARD_EVENT_POWER_INIT);
83 break;
84 case DVB3_EVENT_FE_LOCK:
85 if (client->event_fe_state != DVB3_EVENT_FE_LOCK) {
86 client->event_fe_state = DVB3_EVENT_FE_LOCK;
87 sms_debug("DVB3_EVENT_FE_LOCK");
88 sms_board_event(coredev, BOARD_EVENT_FE_LOCK);
89 }
90 break;
91 case DVB3_EVENT_FE_UNLOCK:
92 if (client->event_fe_state != DVB3_EVENT_FE_UNLOCK) {
93 client->event_fe_state = DVB3_EVENT_FE_UNLOCK;
94 sms_debug("DVB3_EVENT_FE_UNLOCK");
95 sms_board_event(coredev, BOARD_EVENT_FE_UNLOCK);
96 }
97 break;
98 case DVB3_EVENT_UNC_OK:
99 if (client->event_unc_state != DVB3_EVENT_UNC_OK) {
100 client->event_unc_state = DVB3_EVENT_UNC_OK;
101 sms_debug("DVB3_EVENT_UNC_OK");
102 sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_OK);
103 }
104 break;
105 case DVB3_EVENT_UNC_ERR:
106 if (client->event_unc_state != DVB3_EVENT_UNC_ERR) {
107 client->event_unc_state = DVB3_EVENT_UNC_ERR;
108 sms_debug("DVB3_EVENT_UNC_ERR");
109 sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_ERRORS);
110 }
111 break;
112
113 default:
114 sms_err("Unknown dvb3 api event");
115 break;
116 }
Uri Shkolnik793786d2009-05-12 12:28:46 -0300117}
118
Michael Krufky0c071f32008-06-21 02:44:02 -0300119static int smsdvb_onresponse(void *context, struct smscore_buffer_t *cb)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300120{
Michael Krufky18245e12008-06-15 17:52:24 -0300121 struct smsdvb_client_t *client = (struct smsdvb_client_t *) context;
Uri Shkolnik793786d2009-05-12 12:28:46 -0300122 struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *) (((u8 *) cb->p)
123 + cb->offset);
124 u32 *pMsgData = (u32 *) phdr + 1;
125 /*u32 MsgDataLen = phdr->msgLength - sizeof(struct SmsMsgHdr_ST);*/
126 bool is_status_update = false;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300127
Uri Shkolnikba79bb22009-05-12 11:37:09 -0300128 smsendian_handle_rx_message((struct SmsMsgData_ST *) phdr);
129
Michael Krufkyfa830e82008-06-15 15:52:43 -0300130 switch (phdr->msgType) {
Michael Krufky82237412008-06-15 15:14:13 -0300131 case MSG_SMS_DVBT_BDA_DATA:
132 dvb_dmx_swfilter(&client->demux, (u8 *)(phdr + 1),
Michael Krufky18245e12008-06-15 17:52:24 -0300133 cb->size - sizeof(struct SmsMsgHdr_ST));
Michael Krufky82237412008-06-15 15:14:13 -0300134 break;
135
136 case MSG_SMS_RF_TUNE_RES:
137 complete(&client->tune_done);
138 break;
139
Uri Shkolnik793786d2009-05-12 12:28:46 -0300140 case MSG_SMS_SIGNAL_DETECTED_IND:
141 sms_info("MSG_SMS_SIGNAL_DETECTED_IND");
142 client->sms_stat_dvb.TransmissionData.IsDemodLocked = true;
143 is_status_update = true;
144 break;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300145
Uri Shkolnik793786d2009-05-12 12:28:46 -0300146 case MSG_SMS_NO_SIGNAL_IND:
147 sms_info("MSG_SMS_NO_SIGNAL_IND");
148 client->sms_stat_dvb.TransmissionData.IsDemodLocked = false;
149 is_status_update = true;
150 break;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300151
Uri Shkolnik793786d2009-05-12 12:28:46 -0300152 case MSG_SMS_TRANSMISSION_IND: {
153 sms_info("MSG_SMS_TRANSMISSION_IND");
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300154
Uri Shkolnik793786d2009-05-12 12:28:46 -0300155 pMsgData++;
156 memcpy(&client->sms_stat_dvb.TransmissionData, pMsgData,
157 sizeof(struct TRANSMISSION_STATISTICS_S));
158
159 /* Mo need to correct guard interval
160 * (as opposed to old statistics message).
161 */
162 CORRECT_STAT_BANDWIDTH(client->sms_stat_dvb.TransmissionData);
163 CORRECT_STAT_TRANSMISSON_MODE(
164 client->sms_stat_dvb.TransmissionData);
165 is_status_update = true;
166 break;
167 }
168 case MSG_SMS_HO_PER_SLICES_IND: {
169 struct RECEPTION_STATISTICS_S *pReceptionData =
170 &client->sms_stat_dvb.ReceptionData;
171 struct SRVM_SIGNAL_STATUS_S SignalStatusData;
172
173 /*sms_info("MSG_SMS_HO_PER_SLICES_IND");*/
174 pMsgData++;
175 SignalStatusData.result = pMsgData[0];
176 SignalStatusData.snr = pMsgData[1];
177 SignalStatusData.inBandPower = (s32) pMsgData[2];
178 SignalStatusData.tsPackets = pMsgData[3];
179 SignalStatusData.etsPackets = pMsgData[4];
180 SignalStatusData.constellation = pMsgData[5];
181 SignalStatusData.hpCode = pMsgData[6];
182 SignalStatusData.tpsSrvIndLP = pMsgData[7] & 0x03;
183 SignalStatusData.tpsSrvIndHP = pMsgData[8] & 0x03;
184 SignalStatusData.cellId = pMsgData[9] & 0xFFFF;
185 SignalStatusData.reason = pMsgData[10];
186 SignalStatusData.requestId = pMsgData[11];
187 pReceptionData->IsRfLocked = pMsgData[16];
188 pReceptionData->IsDemodLocked = pMsgData[17];
189 pReceptionData->ModemState = pMsgData[12];
190 pReceptionData->SNR = pMsgData[1];
191 pReceptionData->BER = pMsgData[13];
192 pReceptionData->RSSI = pMsgData[14];
193 CORRECT_STAT_RSSI(client->sms_stat_dvb.ReceptionData);
194
195 pReceptionData->InBandPwr = (s32) pMsgData[2];
196 pReceptionData->CarrierOffset = (s32) pMsgData[15];
197 pReceptionData->TotalTSPackets = pMsgData[3];
198 pReceptionData->ErrorTSPackets = pMsgData[4];
199
200 /* TS PER */
201 if ((SignalStatusData.tsPackets + SignalStatusData.etsPackets)
202 > 0) {
203 pReceptionData->TS_PER = (SignalStatusData.etsPackets
204 * 100) / (SignalStatusData.tsPackets
205 + SignalStatusData.etsPackets);
Michael Krufky82237412008-06-15 15:14:13 -0300206 } else {
Uri Shkolnik793786d2009-05-12 12:28:46 -0300207 pReceptionData->TS_PER = 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300208 }
Michael Krufky82237412008-06-15 15:14:13 -0300209
Uri Shkolnik793786d2009-05-12 12:28:46 -0300210 pReceptionData->BERBitCount = pMsgData[18];
211 pReceptionData->BERErrorCount = pMsgData[19];
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300212
Uri Shkolnik793786d2009-05-12 12:28:46 -0300213 pReceptionData->MRC_SNR = pMsgData[20];
214 pReceptionData->MRC_InBandPwr = pMsgData[21];
215 pReceptionData->MRC_RSSI = pMsgData[22];
216
217 is_status_update = true;
218 break;
219 }
220 }
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300221 smscore_putbuffer(client->coredev, cb);
222
Uri Shkolnik793786d2009-05-12 12:28:46 -0300223 if (is_status_update) {
224 if (client->sms_stat_dvb.ReceptionData.IsDemodLocked) {
225 client->fe_status = FE_HAS_SIGNAL | FE_HAS_CARRIER
226 | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;
227 sms_board_dvb3_event(client, DVB3_EVENT_FE_LOCK);
228 if (client->sms_stat_dvb.ReceptionData.ErrorTSPackets
229 == 0)
230 sms_board_dvb3_event(client, DVB3_EVENT_UNC_OK);
231 else
232 sms_board_dvb3_event(client,
233 DVB3_EVENT_UNC_ERR);
234
235 } else {
236 /*client->fe_status =
237 (phdr->msgType == MSG_SMS_NO_SIGNAL_IND) ?
238 0 : FE_HAS_SIGNAL;*/
239 client->fe_status = 0;
240 sms_board_dvb3_event(client, DVB3_EVENT_FE_UNLOCK);
241 }
242 }
243
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300244 return 0;
245}
246
Michael Krufky0c071f32008-06-21 02:44:02 -0300247static void smsdvb_unregister_client(struct smsdvb_client_t *client)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300248{
Michael Krufkyfa830e82008-06-15 15:52:43 -0300249 /* must be called under clientslock */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300250
251 list_del(&client->entry);
252
253 smscore_unregister_client(client->smsclient);
254 dvb_unregister_frontend(&client->frontend);
255 dvb_dmxdev_release(&client->dmxdev);
256 dvb_dmx_release(&client->demux);
257 dvb_unregister_adapter(&client->adapter);
258 kfree(client);
259}
260
Michael Krufky0c071f32008-06-21 02:44:02 -0300261static void smsdvb_onremove(void *context)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300262{
263 kmutex_lock(&g_smsdvb_clientslock);
264
Michael Krufky18245e12008-06-15 17:52:24 -0300265 smsdvb_unregister_client((struct smsdvb_client_t *) context);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300266
267 kmutex_unlock(&g_smsdvb_clientslock);
268}
269
270static int smsdvb_start_feed(struct dvb_demux_feed *feed)
271{
Michael Krufky18245e12008-06-15 17:52:24 -0300272 struct smsdvb_client_t *client =
273 container_of(feed->demux, struct smsdvb_client_t, demux);
274 struct SmsMsgData_ST PidMsg;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300275
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300276 sms_debug("add pid %d(%x)",
Michael Krufky068d6c02008-06-19 01:15:46 -0300277 feed->pid, feed->pid);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300278
279 PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
280 PidMsg.xMsgHeader.msgDstId = HIF_TASK;
281 PidMsg.xMsgHeader.msgFlags = 0;
282 PidMsg.xMsgHeader.msgType = MSG_SMS_ADD_PID_FILTER_REQ;
283 PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
284 PidMsg.msgData[0] = feed->pid;
285
Uri Shkolnikba79bb22009-05-12 11:37:09 -0300286 smsendian_handle_tx_message((struct SmsMsgHdr_ST *)&PidMsg);
Michael Krufky82237412008-06-15 15:14:13 -0300287 return smsclient_sendrequest(client->smsclient,
288 &PidMsg, sizeof(PidMsg));
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300289}
290
291static int smsdvb_stop_feed(struct dvb_demux_feed *feed)
292{
Michael Krufky18245e12008-06-15 17:52:24 -0300293 struct smsdvb_client_t *client =
294 container_of(feed->demux, struct smsdvb_client_t, demux);
295 struct SmsMsgData_ST PidMsg;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300296
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300297 sms_debug("remove pid %d(%x)",
Michael Krufky068d6c02008-06-19 01:15:46 -0300298 feed->pid, feed->pid);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300299
300 PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
301 PidMsg.xMsgHeader.msgDstId = HIF_TASK;
302 PidMsg.xMsgHeader.msgFlags = 0;
303 PidMsg.xMsgHeader.msgType = MSG_SMS_REMOVE_PID_FILTER_REQ;
304 PidMsg.xMsgHeader.msgLength = sizeof(PidMsg);
305 PidMsg.msgData[0] = feed->pid;
306
Uri Shkolnikba79bb22009-05-12 11:37:09 -0300307 smsendian_handle_tx_message((struct SmsMsgHdr_ST *)&PidMsg);
Michael Krufky82237412008-06-15 15:14:13 -0300308 return smsclient_sendrequest(client->smsclient,
309 &PidMsg, sizeof(PidMsg));
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300310}
311
Michael Krufky18245e12008-06-15 17:52:24 -0300312static int smsdvb_sendrequest_and_wait(struct smsdvb_client_t *client,
Michael Krufkya83ccdd2008-05-06 03:11:51 -0300313 void *buffer, size_t size,
314 struct completion *completion)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300315{
Uri Shkolnikba79bb22009-05-12 11:37:09 -0300316 int rc;
317
318 smsendian_handle_tx_message((struct SmsMsgHdr_ST *)buffer);
319 rc = smsclient_sendrequest(client->smsclient, buffer, size);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300320 if (rc < 0)
321 return rc;
322
Michael Krufky82237412008-06-15 15:14:13 -0300323 return wait_for_completion_timeout(completion,
324 msecs_to_jiffies(2000)) ?
325 0 : -ETIME;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300326}
327
Michael Krufky3746b612009-07-12 23:30:14 -0300328static inline int led_feedback(struct smsdvb_client_t *client)
329{
330 if (client->fe_status & FE_HAS_LOCK)
331 return sms_board_led_feedback(client->coredev,
332 (client->sms_stat_dvb.ReceptionData.BER
333 == 0) ? SMS_LED_HI : SMS_LED_LO);
334 else
335 return sms_board_led_feedback(client->coredev, SMS_LED_OFF);
336}
337
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300338static int smsdvb_read_status(struct dvb_frontend *fe, fe_status_t *stat)
339{
Uri Shkolnik793786d2009-05-12 12:28:46 -0300340 struct smsdvb_client_t *client;
341 client = container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300342
Uri Shkolnik793786d2009-05-12 12:28:46 -0300343 *stat = client->fe_status;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300344
Michael Krufky3746b612009-07-12 23:30:14 -0300345 led_feedback(client);
346
Uri Shkolnik793786d2009-05-12 12:28:46 -0300347 return 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300348}
349
350static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber)
351{
Uri Shkolnik793786d2009-05-12 12:28:46 -0300352 struct smsdvb_client_t *client;
353 client = container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300354
Uri Shkolnik793786d2009-05-12 12:28:46 -0300355 *ber = client->sms_stat_dvb.ReceptionData.BER;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300356
Michael Krufky3746b612009-07-12 23:30:14 -0300357 led_feedback(client);
358
Uri Shkolnik793786d2009-05-12 12:28:46 -0300359 return 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300360}
361
362static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
363{
Uri Shkolnik793786d2009-05-12 12:28:46 -0300364 struct smsdvb_client_t *client;
365 client = container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300366
Uri Shkolnik793786d2009-05-12 12:28:46 -0300367 if (client->sms_stat_dvb.ReceptionData.InBandPwr < -95)
368 *strength = 0;
369 else if (client->sms_stat_dvb.ReceptionData.InBandPwr > -29)
370 *strength = 100;
371 else
372 *strength =
373 (client->sms_stat_dvb.ReceptionData.InBandPwr
374 + 95) * 3 / 2;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300375
Michael Krufky3746b612009-07-12 23:30:14 -0300376 led_feedback(client);
377
Uri Shkolnik793786d2009-05-12 12:28:46 -0300378 return 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300379}
380
381static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr)
382{
Uri Shkolnik793786d2009-05-12 12:28:46 -0300383 struct smsdvb_client_t *client;
384 client = container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300385
Uri Shkolnik793786d2009-05-12 12:28:46 -0300386 *snr = client->sms_stat_dvb.ReceptionData.SNR;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300387
Michael Krufky3746b612009-07-12 23:30:14 -0300388 led_feedback(client);
389
Uri Shkolnik793786d2009-05-12 12:28:46 -0300390 return 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300391}
392
Michael Krufky851a9092008-11-22 14:56:37 -0300393static int smsdvb_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
394{
Uri Shkolnik793786d2009-05-12 12:28:46 -0300395 struct smsdvb_client_t *client;
396 client = container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky851a9092008-11-22 14:56:37 -0300397
Uri Shkolnik793786d2009-05-12 12:28:46 -0300398 *ucblocks = client->sms_stat_dvb.ReceptionData.ErrorTSPackets;
Michael Krufky851a9092008-11-22 14:56:37 -0300399
Michael Krufky3746b612009-07-12 23:30:14 -0300400 led_feedback(client);
401
Uri Shkolnik793786d2009-05-12 12:28:46 -0300402 return 0;
Michael Krufky851a9092008-11-22 14:56:37 -0300403}
404
Michael Krufky82237412008-06-15 15:14:13 -0300405static int smsdvb_get_tune_settings(struct dvb_frontend *fe,
406 struct dvb_frontend_tune_settings *tune)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300407{
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300408 sms_debug("");
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300409
410 tune->min_delay_ms = 400;
411 tune->step_size = 250000;
412 tune->max_drift = 0;
413 return 0;
414}
415
Michael Krufky82237412008-06-15 15:14:13 -0300416static int smsdvb_set_frontend(struct dvb_frontend *fe,
417 struct dvb_frontend_parameters *fep)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300418{
Michael Krufky18245e12008-06-15 17:52:24 -0300419 struct smsdvb_client_t *client =
420 container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300421
Michael Krufky18245e12008-06-15 17:52:24 -0300422 struct {
423 struct SmsMsgHdr_ST Msg;
Michael Krufky82237412008-06-15 15:14:13 -0300424 u32 Data[3];
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300425 } Msg;
426
Michael Krufky3746b612009-07-12 23:30:14 -0300427 int ret;
428
Uri Shkolnik793786d2009-05-12 12:28:46 -0300429 client->fe_status = FE_HAS_SIGNAL;
430 client->event_fe_state = -1;
431 client->event_unc_state = -1;
432
433 Msg.Msg.msgSrcId = DVBT_BDA_CONTROL_MSG_ID;
434 Msg.Msg.msgDstId = HIF_TASK;
435 Msg.Msg.msgFlags = 0;
436 Msg.Msg.msgType = MSG_SMS_RF_TUNE_REQ;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300437 Msg.Msg.msgLength = sizeof(Msg);
438 Msg.Data[0] = fep->frequency;
439 Msg.Data[2] = 12000000;
440
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300441 sms_debug("freq %d band %d",
Michael Krufky068d6c02008-06-19 01:15:46 -0300442 fep->frequency, fep->u.ofdm.bandwidth);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300443
Michael Krufkyfa830e82008-06-15 15:52:43 -0300444 switch (fep->u.ofdm.bandwidth) {
445 case BANDWIDTH_8_MHZ: Msg.Data[1] = BW_8_MHZ; break;
446 case BANDWIDTH_7_MHZ: Msg.Data[1] = BW_7_MHZ; break;
447 case BANDWIDTH_6_MHZ: Msg.Data[1] = BW_6_MHZ; break;
448 case BANDWIDTH_AUTO: return -EOPNOTSUPP;
449 default: return -EINVAL;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300450 }
Michael Krufky3746b612009-07-12 23:30:14 -0300451 /* Disable LNA, if any. An error is returned if no LNA is present */
452 ret = sms_board_lna_control(client->coredev, 0);
453 if (ret == 0) {
454 fe_status_t status;
455
456 /* tune with LNA off at first */
457 ret = smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg),
458 &client->tune_done);
459
460 smsdvb_read_status(fe, &status);
461
462 if (status & FE_HAS_LOCK)
463 return ret;
464
465 /* previous tune didnt lock - enable LNA and tune again */
466 sms_board_lna_control(client->coredev, 1);
467 }
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300468
Michael Krufky82237412008-06-15 15:14:13 -0300469 return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg),
470 &client->tune_done);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300471}
472
Michael Krufky82237412008-06-15 15:14:13 -0300473static int smsdvb_get_frontend(struct dvb_frontend *fe,
474 struct dvb_frontend_parameters *fep)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300475{
Michael Krufky18245e12008-06-15 17:52:24 -0300476 struct smsdvb_client_t *client =
477 container_of(fe, struct smsdvb_client_t, frontend);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300478
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300479 sms_debug("");
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300480
Michael Krufkyfa830e82008-06-15 15:52:43 -0300481 /* todo: */
Michael Krufky82237412008-06-15 15:14:13 -0300482 memcpy(fep, &client->fe_params,
483 sizeof(struct dvb_frontend_parameters));
Michael Krufky7a6fbed2008-11-22 14:26:37 -0300484
485 return 0;
486}
487
488static int smsdvb_init(struct dvb_frontend *fe)
489{
490 struct smsdvb_client_t *client =
491 container_of(fe, struct smsdvb_client_t, frontend);
492
Michael Krufky3746b612009-07-12 23:30:14 -0300493 sms_board_power(client->coredev, 1);
494
Uri Shkolnik793786d2009-05-12 12:28:46 -0300495 sms_board_dvb3_event(client, DVB3_EVENT_INIT);
Michael Krufky7a6fbed2008-11-22 14:26:37 -0300496 return 0;
497}
498
499static int smsdvb_sleep(struct dvb_frontend *fe)
500{
501 struct smsdvb_client_t *client =
502 container_of(fe, struct smsdvb_client_t, frontend);
503
Michael Krufky3746b612009-07-12 23:30:14 -0300504 sms_board_led_feedback(client->coredev, SMS_LED_OFF);
505 sms_board_power(client->coredev, 0);
506
Uri Shkolnik793786d2009-05-12 12:28:46 -0300507 sms_board_dvb3_event(client, DVB3_EVENT_SLEEP);
Michael Krufky7a6fbed2008-11-22 14:26:37 -0300508
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300509 return 0;
510}
511
512static void smsdvb_release(struct dvb_frontend *fe)
513{
Michael Krufkyfa830e82008-06-15 15:52:43 -0300514 /* do nothing */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300515}
516
517static struct dvb_frontend_ops smsdvb_fe_ops = {
518 .info = {
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300519 .name = "Siano Mobile Digital MDTV Receiver",
Michael Krufky82237412008-06-15 15:14:13 -0300520 .type = FE_OFDM,
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300521 .frequency_min = 44250000,
522 .frequency_max = 867250000,
523 .frequency_stepsize = 250000,
524 .caps = FE_CAN_INVERSION_AUTO |
Michael Krufky82237412008-06-15 15:14:13 -0300525 FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
526 FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
527 FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 |
528 FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO |
529 FE_CAN_GUARD_INTERVAL_AUTO |
530 FE_CAN_RECOVER |
531 FE_CAN_HIERARCHY_AUTO,
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300532 },
533
534 .release = smsdvb_release,
535
536 .set_frontend = smsdvb_set_frontend,
537 .get_frontend = smsdvb_get_frontend,
538 .get_tune_settings = smsdvb_get_tune_settings,
539
540 .read_status = smsdvb_read_status,
541 .read_ber = smsdvb_read_ber,
542 .read_signal_strength = smsdvb_read_signal_strength,
543 .read_snr = smsdvb_read_snr,
Michael Krufky851a9092008-11-22 14:56:37 -0300544 .read_ucblocks = smsdvb_read_ucblocks,
Michael Krufky7a6fbed2008-11-22 14:26:37 -0300545
546 .init = smsdvb_init,
547 .sleep = smsdvb_sleep,
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300548};
549
Michael Krufky0c071f32008-06-21 02:44:02 -0300550static int smsdvb_hotplug(struct smscore_device_t *coredev,
551 struct device *device, int arrival)
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300552{
Michael Krufky18245e12008-06-15 17:52:24 -0300553 struct smsclient_params_t params;
554 struct smsdvb_client_t *client;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300555 int rc;
556
Michael Krufkyfa830e82008-06-15 15:52:43 -0300557 /* device removal handled by onremove callback */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300558 if (!arrival)
559 return 0;
560
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300561 if (smscore_get_device_mode(coredev) != DEVICE_MODE_DVBT_BDA) {
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300562 sms_err("SMS Device mode is not set for "
563 "DVB operation.");
Michael Krufkyf17407a2008-06-14 00:43:26 -0300564 return 0;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300565 }
566
Michael Krufky18245e12008-06-15 17:52:24 -0300567 client = kzalloc(sizeof(struct smsdvb_client_t), GFP_KERNEL);
Michael Krufky82237412008-06-15 15:14:13 -0300568 if (!client) {
Michael Krufkyeb250942008-06-19 22:07:23 -0300569 sms_err("kmalloc() failed");
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300570 return -ENOMEM;
571 }
572
Michael Krufkyfa830e82008-06-15 15:52:43 -0300573 /* register dvb adapter */
Michael Krufky1c11d542008-06-18 22:09:55 -0300574 rc = dvb_register_adapter(&client->adapter,
575 sms_get_board(
576 smscore_get_board_id(coredev))->name,
Michael Krufky82237412008-06-15 15:14:13 -0300577 THIS_MODULE, device, adapter_nr);
578 if (rc < 0) {
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300579 sms_err("dvb_register_adapter() failed %d", rc);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300580 goto adapter_error;
581 }
582
Michael Krufkyfa830e82008-06-15 15:52:43 -0300583 /* init dvb demux */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300584 client->demux.dmx.capabilities = DMX_TS_FILTERING;
Michael Krufkyfa830e82008-06-15 15:52:43 -0300585 client->demux.filternum = 32; /* todo: nova ??? */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300586 client->demux.feednum = 32;
587 client->demux.start_feed = smsdvb_start_feed;
588 client->demux.stop_feed = smsdvb_stop_feed;
589
590 rc = dvb_dmx_init(&client->demux);
Michael Krufky82237412008-06-15 15:14:13 -0300591 if (rc < 0) {
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300592 sms_err("dvb_dmx_init failed %d", rc);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300593 goto dvbdmx_error;
594 }
595
Michael Krufkyfa830e82008-06-15 15:52:43 -0300596 /* init dmxdev */
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300597 client->dmxdev.filternum = 32;
598 client->dmxdev.demux = &client->demux.dmx;
599 client->dmxdev.capabilities = 0;
600
601 rc = dvb_dmxdev_init(&client->dmxdev, &client->adapter);
Michael Krufky82237412008-06-15 15:14:13 -0300602 if (rc < 0) {
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300603 sms_err("dvb_dmxdev_init failed %d", rc);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300604 goto dmxdev_error;
605 }
606
Michael Krufkyfa830e82008-06-15 15:52:43 -0300607 /* init and register frontend */
Michael Krufky82237412008-06-15 15:14:13 -0300608 memcpy(&client->frontend.ops, &smsdvb_fe_ops,
609 sizeof(struct dvb_frontend_ops));
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300610
611 rc = dvb_register_frontend(&client->adapter, &client->frontend);
Michael Krufky82237412008-06-15 15:14:13 -0300612 if (rc < 0) {
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300613 sms_err("frontend registration failed %d", rc);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300614 goto frontend_error;
615 }
616
Michael Krufkyf17407a2008-06-14 00:43:26 -0300617 params.initial_id = 1;
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300618 params.data_type = MSG_SMS_DVBT_BDA_DATA;
619 params.onresponse_handler = smsdvb_onresponse;
620 params.onremove_handler = smsdvb_onremove;
621 params.context = client;
622
623 rc = smscore_register_client(coredev, &params, &client->smsclient);
Michael Krufky82237412008-06-15 15:14:13 -0300624 if (rc < 0) {
Michael Krufkyeb250942008-06-19 22:07:23 -0300625 sms_err("smscore_register_client() failed %d", rc);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300626 goto client_error;
627 }
628
629 client->coredev = coredev;
630
631 init_completion(&client->tune_done);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300632
633 kmutex_lock(&g_smsdvb_clientslock);
634
635 list_add(&client->entry, &g_smsdvb_clients);
636
637 kmutex_unlock(&g_smsdvb_clientslock);
638
Uri Shkolnik793786d2009-05-12 12:28:46 -0300639 client->event_fe_state = -1;
640 client->event_unc_state = -1;
641 sms_board_dvb3_event(client, DVB3_EVENT_HOTPLUG);
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300642
Uri Shkolnik793786d2009-05-12 12:28:46 -0300643 sms_info("success");
Michael Krufky250fa672008-11-16 22:45:42 -0300644 sms_board_setup(coredev);
645
Michael Krufky2e5c1ec82008-05-19 18:56:13 -0300646 return 0;
647
648client_error:
649 dvb_unregister_frontend(&client->frontend);
650
651frontend_error:
652 dvb_dmxdev_release(&client->dmxdev);
653
654dmxdev_error:
655 dvb_dmx_release(&client->demux);
656
657dvbdmx_error:
658 dvb_unregister_adapter(&client->adapter);
659
660adapter_error:
661 kfree(client);
662 return rc;
663}
664
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300665int smsdvb_module_init(void)
Steven Totheae55662008-05-22 18:04:36 -0300666{
667 int rc;
668
669 INIT_LIST_HEAD(&g_smsdvb_clients);
670 kmutex_init(&g_smsdvb_clientslock);
671
672 rc = smscore_register_hotplug(smsdvb_hotplug);
673
Michael Krufkya0c0abc2008-06-19 20:35:21 -0300674 sms_debug("");
Steven Totheae55662008-05-22 18:04:36 -0300675
676 return rc;
677}
678
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300679void smsdvb_module_exit(void)
Steven Totheae55662008-05-22 18:04:36 -0300680{
681 smscore_unregister_hotplug(smsdvb_hotplug);
682
683 kmutex_lock(&g_smsdvb_clientslock);
684
685 while (!list_empty(&g_smsdvb_clients))
Michael Krufky82237412008-06-15 15:14:13 -0300686 smsdvb_unregister_client(
Michael Krufky18245e12008-06-15 17:52:24 -0300687 (struct smsdvb_client_t *) g_smsdvb_clients.next);
Steven Totheae55662008-05-22 18:04:36 -0300688
689 kmutex_unlock(&g_smsdvb_clientslock);
Steven Totheae55662008-05-22 18:04:36 -0300690}
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300691
692module_init(smsdvb_module_init);
693module_exit(smsdvb_module_exit);
694
695MODULE_DESCRIPTION("SMS DVB subsystem adaptation module");
Uri Shkolnik843d0602009-05-12 13:13:13 -0300696MODULE_AUTHOR("Siano Mobile Silicon, Inc. (uris@siano-ms.com)");
Uri Shkolnike0f14c22008-08-31 00:44:04 -0300697MODULE_LICENSE("GPL");