Commit | Line | Data |
---|---|---|
8d4f9d0e ST |
1 | /* |
2 | * Driver for the Siano SMS10xx USB dongle | |
3 | * | |
85447060 MK |
4 | * author: Anatoly Greenblat |
5 | * | |
6 | * Copyright (c), 2005-2008 Siano Mobile Silicon, Inc. | |
8d4f9d0e ST |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify | |
85447060 MK |
9 | * it under the terms of the GNU General Public License version 3 as |
10 | * published by the Free Software Foundation; | |
8d4f9d0e | 11 | * |
85447060 MK |
12 | * Software distributed under the License is distributed on an "AS IS" |
13 | * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. | |
8d4f9d0e | 14 | * |
85447060 | 15 | * See the GNU General Public License for more details. |
8d4f9d0e ST |
16 | * |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | */ | |
21 | ||
2e5c1ec8 MK |
22 | #include <linux/module.h> |
23 | #include <linux/init.h> | |
24 | ||
2e5c1ec8 | 25 | #include "smscoreapi.h" |
2e5c1ec8 | 26 | |
9c59f968 MK |
27 | DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); |
28 | ||
2e5c1ec8 MK |
29 | struct list_head g_smsdvb_clients; |
30 | kmutex_t g_smsdvb_clientslock; | |
31 | ||
32 | int smsdvb_onresponse(void *context, smscore_buffer_t *cb) | |
33 | { | |
34 | smsdvb_client_t *client = (smsdvb_client_t *) context; | |
55ad310c | 35 | SmsMsgHdr_ST *phdr = (SmsMsgHdr_ST *)(((u8 *) cb->p) + cb->offset); |
2e5c1ec8 | 36 | |
fa830e8a | 37 | switch (phdr->msgType) { |
82237416 MK |
38 | case MSG_SMS_DVBT_BDA_DATA: |
39 | dvb_dmx_swfilter(&client->demux, (u8 *)(phdr + 1), | |
40 | cb->size - sizeof(SmsMsgHdr_ST)); | |
41 | break; | |
42 | ||
43 | case MSG_SMS_RF_TUNE_RES: | |
44 | complete(&client->tune_done); | |
45 | break; | |
2e5c1ec8 | 46 | |
82237416 MK |
47 | case MSG_SMS_GET_STATISTICS_RES: |
48 | { | |
49 | SmsMsgStatisticsInfo_ST *p = | |
50 | (SmsMsgStatisticsInfo_ST *)(phdr + 1); | |
2e5c1ec8 | 51 | |
fa830e8a | 52 | if (p->Stat.IsDemodLocked) { |
82237416 MK |
53 | client->fe_status = FE_HAS_SIGNAL | |
54 | FE_HAS_CARRIER | | |
55 | FE_HAS_VITERBI | | |
56 | FE_HAS_SYNC | | |
57 | FE_HAS_LOCK; | |
58 | ||
59 | client->fe_snr = p->Stat.SNR; | |
60 | client->fe_ber = p->Stat.BER; | |
2e5c1ec8 | 61 | |
82237416 MK |
62 | if (p->Stat.InBandPwr < -95) |
63 | client->fe_signal_strength = 0; | |
64 | else if (p->Stat.InBandPwr > -29) | |
65 | client->fe_signal_strength = 100; | |
66 | else | |
67 | client->fe_signal_strength = | |
68 | (p->Stat.InBandPwr + 95) * 3 / 2; | |
69 | } else { | |
70 | client->fe_status = 0; | |
71 | client->fe_snr = | |
72 | client->fe_ber = | |
73 | client->fe_signal_strength = 0; | |
2e5c1ec8 | 74 | } |
82237416 MK |
75 | |
76 | complete(&client->stat_done); | |
77 | break; | |
78 | } } | |
2e5c1ec8 MK |
79 | |
80 | smscore_putbuffer(client->coredev, cb); | |
81 | ||
82 | return 0; | |
83 | } | |
84 | ||
a83ccdd6 | 85 | void smsdvb_unregister_client(smsdvb_client_t *client) |
2e5c1ec8 | 86 | { |
fa830e8a | 87 | /* must be called under clientslock */ |
2e5c1ec8 MK |
88 | |
89 | list_del(&client->entry); | |
90 | ||
91 | smscore_unregister_client(client->smsclient); | |
92 | dvb_unregister_frontend(&client->frontend); | |
93 | dvb_dmxdev_release(&client->dmxdev); | |
94 | dvb_dmx_release(&client->demux); | |
95 | dvb_unregister_adapter(&client->adapter); | |
96 | kfree(client); | |
97 | } | |
98 | ||
99 | void smsdvb_onremove(void *context) | |
100 | { | |
101 | kmutex_lock(&g_smsdvb_clientslock); | |
102 | ||
55ad310c | 103 | smsdvb_unregister_client((smsdvb_client_t *) context); |
2e5c1ec8 MK |
104 | |
105 | kmutex_unlock(&g_smsdvb_clientslock); | |
106 | } | |
107 | ||
108 | static int smsdvb_start_feed(struct dvb_demux_feed *feed) | |
109 | { | |
82237416 MK |
110 | smsdvb_client_t *client = |
111 | container_of(feed->demux, smsdvb_client_t, demux); | |
2e5c1ec8 MK |
112 | SmsMsgData_ST PidMsg; |
113 | ||
9f211397 MK |
114 | printk(KERN_DEBUG "%s add pid %d(%x)\n", __func__, |
115 | feed->pid, feed->pid); | |
2e5c1ec8 MK |
116 | |
117 | PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; | |
118 | PidMsg.xMsgHeader.msgDstId = HIF_TASK; | |
119 | PidMsg.xMsgHeader.msgFlags = 0; | |
120 | PidMsg.xMsgHeader.msgType = MSG_SMS_ADD_PID_FILTER_REQ; | |
121 | PidMsg.xMsgHeader.msgLength = sizeof(PidMsg); | |
122 | PidMsg.msgData[0] = feed->pid; | |
123 | ||
82237416 MK |
124 | return smsclient_sendrequest(client->smsclient, |
125 | &PidMsg, sizeof(PidMsg)); | |
2e5c1ec8 MK |
126 | } |
127 | ||
128 | static int smsdvb_stop_feed(struct dvb_demux_feed *feed) | |
129 | { | |
82237416 MK |
130 | smsdvb_client_t *client = |
131 | container_of(feed->demux, smsdvb_client_t, demux); | |
2e5c1ec8 MK |
132 | SmsMsgData_ST PidMsg; |
133 | ||
9f211397 MK |
134 | printk(KERN_DEBUG "%s remove pid %d(%x)\n", __func__, |
135 | feed->pid, feed->pid); | |
2e5c1ec8 MK |
136 | |
137 | PidMsg.xMsgHeader.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; | |
138 | PidMsg.xMsgHeader.msgDstId = HIF_TASK; | |
139 | PidMsg.xMsgHeader.msgFlags = 0; | |
140 | PidMsg.xMsgHeader.msgType = MSG_SMS_REMOVE_PID_FILTER_REQ; | |
141 | PidMsg.xMsgHeader.msgLength = sizeof(PidMsg); | |
142 | PidMsg.msgData[0] = feed->pid; | |
143 | ||
82237416 MK |
144 | return smsclient_sendrequest(client->smsclient, |
145 | &PidMsg, sizeof(PidMsg)); | |
2e5c1ec8 MK |
146 | } |
147 | ||
a83ccdd6 MK |
148 | static int smsdvb_sendrequest_and_wait(smsdvb_client_t *client, |
149 | void *buffer, size_t size, | |
150 | struct completion *completion) | |
2e5c1ec8 MK |
151 | { |
152 | int rc = smsclient_sendrequest(client->smsclient, buffer, size); | |
153 | if (rc < 0) | |
154 | return rc; | |
155 | ||
82237416 MK |
156 | return wait_for_completion_timeout(completion, |
157 | msecs_to_jiffies(2000)) ? | |
158 | 0 : -ETIME; | |
2e5c1ec8 MK |
159 | } |
160 | ||
161 | static int smsdvb_send_statistics_request(smsdvb_client_t *client) | |
162 | { | |
82237416 MK |
163 | SmsMsgHdr_ST Msg = { MSG_SMS_GET_STATISTICS_REQ, |
164 | DVBT_BDA_CONTROL_MSG_ID, | |
165 | HIF_TASK, sizeof(SmsMsgHdr_ST), 0 }; | |
166 | return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), | |
167 | &client->stat_done); | |
2e5c1ec8 MK |
168 | } |
169 | ||
170 | static int smsdvb_read_status(struct dvb_frontend *fe, fe_status_t *stat) | |
171 | { | |
172 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
173 | int rc = smsdvb_send_statistics_request(client); | |
174 | ||
175 | if (!rc) | |
176 | *stat = client->fe_status; | |
177 | ||
178 | return rc; | |
179 | } | |
180 | ||
181 | static int smsdvb_read_ber(struct dvb_frontend *fe, u32 *ber) | |
182 | { | |
183 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
184 | int rc = smsdvb_send_statistics_request(client); | |
185 | ||
186 | if (!rc) | |
187 | *ber = client->fe_ber; | |
188 | ||
189 | return rc; | |
190 | } | |
191 | ||
192 | static int smsdvb_read_signal_strength(struct dvb_frontend *fe, u16 *strength) | |
193 | { | |
194 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
195 | int rc = smsdvb_send_statistics_request(client); | |
196 | ||
197 | if (!rc) | |
198 | *strength = client->fe_signal_strength; | |
199 | ||
200 | return rc; | |
201 | } | |
202 | ||
203 | static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr) | |
204 | { | |
205 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
206 | int rc = smsdvb_send_statistics_request(client); | |
207 | ||
208 | if (!rc) | |
209 | *snr = client->fe_snr; | |
210 | ||
211 | return rc; | |
212 | } | |
213 | ||
82237416 MK |
214 | static int smsdvb_get_tune_settings(struct dvb_frontend *fe, |
215 | struct dvb_frontend_tune_settings *tune) | |
2e5c1ec8 | 216 | { |
9f211397 | 217 | printk(KERN_DEBUG "%s\n", __func__); |
2e5c1ec8 MK |
218 | |
219 | tune->min_delay_ms = 400; | |
220 | tune->step_size = 250000; | |
221 | tune->max_drift = 0; | |
222 | return 0; | |
223 | } | |
224 | ||
82237416 MK |
225 | static int smsdvb_set_frontend(struct dvb_frontend *fe, |
226 | struct dvb_frontend_parameters *fep) | |
2e5c1ec8 MK |
227 | { |
228 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
229 | ||
230 | struct | |
231 | { | |
232 | SmsMsgHdr_ST Msg; | |
82237416 | 233 | u32 Data[3]; |
2e5c1ec8 MK |
234 | } Msg; |
235 | ||
236 | Msg.Msg.msgSrcId = DVBT_BDA_CONTROL_MSG_ID; | |
237 | Msg.Msg.msgDstId = HIF_TASK; | |
238 | Msg.Msg.msgFlags = 0; | |
239 | Msg.Msg.msgType = MSG_SMS_RF_TUNE_REQ; | |
240 | Msg.Msg.msgLength = sizeof(Msg); | |
241 | Msg.Data[0] = fep->frequency; | |
242 | Msg.Data[2] = 12000000; | |
243 | ||
9f211397 | 244 | printk(KERN_DEBUG "%s freq %d band %d\n", __func__, |
82237416 | 245 | fep->frequency, fep->u.ofdm.bandwidth); |
2e5c1ec8 | 246 | |
fa830e8a MK |
247 | switch (fep->u.ofdm.bandwidth) { |
248 | case BANDWIDTH_8_MHZ: Msg.Data[1] = BW_8_MHZ; break; | |
249 | case BANDWIDTH_7_MHZ: Msg.Data[1] = BW_7_MHZ; break; | |
250 | case BANDWIDTH_6_MHZ: Msg.Data[1] = BW_6_MHZ; break; | |
251 | case BANDWIDTH_AUTO: return -EOPNOTSUPP; | |
252 | default: return -EINVAL; | |
2e5c1ec8 MK |
253 | } |
254 | ||
82237416 MK |
255 | return smsdvb_sendrequest_and_wait(client, &Msg, sizeof(Msg), |
256 | &client->tune_done); | |
2e5c1ec8 MK |
257 | } |
258 | ||
82237416 MK |
259 | static int smsdvb_get_frontend(struct dvb_frontend *fe, |
260 | struct dvb_frontend_parameters *fep) | |
2e5c1ec8 MK |
261 | { |
262 | smsdvb_client_t *client = container_of(fe, smsdvb_client_t, frontend); | |
263 | ||
9f211397 | 264 | printk(KERN_DEBUG "%s\n", __func__); |
2e5c1ec8 | 265 | |
fa830e8a | 266 | /* todo: */ |
82237416 MK |
267 | memcpy(fep, &client->fe_params, |
268 | sizeof(struct dvb_frontend_parameters)); | |
2e5c1ec8 MK |
269 | return 0; |
270 | } | |
271 | ||
272 | static void smsdvb_release(struct dvb_frontend *fe) | |
273 | { | |
fa830e8a | 274 | /* do nothing */ |
2e5c1ec8 MK |
275 | } |
276 | ||
277 | static struct dvb_frontend_ops smsdvb_fe_ops = { | |
278 | .info = { | |
82237416 MK |
279 | .name = "Siano Mobile Digital SMS10xx", |
280 | .type = FE_OFDM, | |
2e5c1ec8 MK |
281 | .frequency_min = 44250000, |
282 | .frequency_max = 867250000, | |
283 | .frequency_stepsize = 250000, | |
284 | .caps = FE_CAN_INVERSION_AUTO | | |
82237416 MK |
285 | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | |
286 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | | |
287 | FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | | |
288 | FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO | | |
289 | FE_CAN_GUARD_INTERVAL_AUTO | | |
290 | FE_CAN_RECOVER | | |
291 | FE_CAN_HIERARCHY_AUTO, | |
2e5c1ec8 MK |
292 | }, |
293 | ||
294 | .release = smsdvb_release, | |
295 | ||
296 | .set_frontend = smsdvb_set_frontend, | |
297 | .get_frontend = smsdvb_get_frontend, | |
298 | .get_tune_settings = smsdvb_get_tune_settings, | |
299 | ||
300 | .read_status = smsdvb_read_status, | |
301 | .read_ber = smsdvb_read_ber, | |
302 | .read_signal_strength = smsdvb_read_signal_strength, | |
303 | .read_snr = smsdvb_read_snr, | |
304 | }; | |
305 | ||
82237416 MK |
306 | int smsdvb_hotplug(smscore_device_t *coredev, |
307 | struct device *device, int arrival) | |
2e5c1ec8 MK |
308 | { |
309 | smsclient_params_t params; | |
a83ccdd6 | 310 | smsdvb_client_t *client; |
2e5c1ec8 MK |
311 | int rc; |
312 | ||
fa830e8a | 313 | /* device removal handled by onremove callback */ |
2e5c1ec8 MK |
314 | if (!arrival) |
315 | return 0; | |
316 | ||
82237416 | 317 | if (smscore_get_device_mode(coredev) != 4) { |
59bf6b8e MK |
318 | printk(KERN_ERR "%sSMS Device mode is not set for " |
319 | "DVB operation.\n", __func__); | |
f17407a8 | 320 | return 0; |
2e5c1ec8 MK |
321 | } |
322 | ||
323 | client = kzalloc(sizeof(smsdvb_client_t), GFP_KERNEL); | |
82237416 | 324 | if (!client) { |
18658117 | 325 | printk(KERN_INFO "%s kmalloc() failed\n", __func__); |
2e5c1ec8 MK |
326 | return -ENOMEM; |
327 | } | |
328 | ||
fa830e8a | 329 | /* register dvb adapter */ |
82237416 MK |
330 | rc = dvb_register_adapter(&client->adapter, "Siano Digital Receiver", |
331 | THIS_MODULE, device, adapter_nr); | |
332 | if (rc < 0) { | |
9f211397 MK |
333 | printk(KERN_ERR "%s dvb_register_adapter() failed %d\n", |
334 | __func__, rc); | |
2e5c1ec8 MK |
335 | goto adapter_error; |
336 | } | |
337 | ||
fa830e8a | 338 | /* init dvb demux */ |
2e5c1ec8 | 339 | client->demux.dmx.capabilities = DMX_TS_FILTERING; |
fa830e8a | 340 | client->demux.filternum = 32; /* todo: nova ??? */ |
2e5c1ec8 MK |
341 | client->demux.feednum = 32; |
342 | client->demux.start_feed = smsdvb_start_feed; | |
343 | client->demux.stop_feed = smsdvb_stop_feed; | |
344 | ||
345 | rc = dvb_dmx_init(&client->demux); | |
82237416 | 346 | if (rc < 0) { |
9f211397 MK |
347 | printk(KERN_ERR "%s dvb_dmx_init failed %d\n\n", |
348 | __func__, rc); | |
2e5c1ec8 MK |
349 | goto dvbdmx_error; |
350 | } | |
351 | ||
fa830e8a | 352 | /* init dmxdev */ |
2e5c1ec8 MK |
353 | client->dmxdev.filternum = 32; |
354 | client->dmxdev.demux = &client->demux.dmx; | |
355 | client->dmxdev.capabilities = 0; | |
356 | ||
357 | rc = dvb_dmxdev_init(&client->dmxdev, &client->adapter); | |
82237416 | 358 | if (rc < 0) { |
9f211397 MK |
359 | printk(KERN_ERR "%s dvb_dmxdev_init failed %d\n", |
360 | __func__, rc); | |
2e5c1ec8 MK |
361 | goto dmxdev_error; |
362 | } | |
363 | ||
fa830e8a | 364 | /* init and register frontend */ |
82237416 MK |
365 | memcpy(&client->frontend.ops, &smsdvb_fe_ops, |
366 | sizeof(struct dvb_frontend_ops)); | |
2e5c1ec8 MK |
367 | |
368 | rc = dvb_register_frontend(&client->adapter, &client->frontend); | |
82237416 | 369 | if (rc < 0) { |
9f211397 MK |
370 | printk(KERN_ERR "%s frontend registration failed %d\n", |
371 | __func__, rc); | |
2e5c1ec8 MK |
372 | goto frontend_error; |
373 | } | |
374 | ||
f17407a8 | 375 | params.initial_id = 1; |
2e5c1ec8 MK |
376 | params.data_type = MSG_SMS_DVBT_BDA_DATA; |
377 | params.onresponse_handler = smsdvb_onresponse; | |
378 | params.onremove_handler = smsdvb_onremove; | |
379 | params.context = client; | |
380 | ||
381 | rc = smscore_register_client(coredev, ¶ms, &client->smsclient); | |
82237416 MK |
382 | if (rc < 0) { |
383 | printk(KERN_INFO "%s smscore_register_client() failed %d\n", | |
384 | __func__, rc); | |
2e5c1ec8 MK |
385 | goto client_error; |
386 | } | |
387 | ||
388 | client->coredev = coredev; | |
389 | ||
390 | init_completion(&client->tune_done); | |
391 | init_completion(&client->stat_done); | |
392 | ||
393 | kmutex_lock(&g_smsdvb_clientslock); | |
394 | ||
395 | list_add(&client->entry, &g_smsdvb_clients); | |
396 | ||
397 | kmutex_unlock(&g_smsdvb_clientslock); | |
398 | ||
18658117 | 399 | printk(KERN_INFO "%s success\n", __func__); |
2e5c1ec8 MK |
400 | |
401 | return 0; | |
402 | ||
403 | client_error: | |
404 | dvb_unregister_frontend(&client->frontend); | |
405 | ||
406 | frontend_error: | |
407 | dvb_dmxdev_release(&client->dmxdev); | |
408 | ||
409 | dmxdev_error: | |
410 | dvb_dmx_release(&client->demux); | |
411 | ||
412 | dvbdmx_error: | |
413 | dvb_unregister_adapter(&client->adapter); | |
414 | ||
415 | adapter_error: | |
416 | kfree(client); | |
417 | return rc; | |
418 | } | |
419 | ||
eae55660 ST |
420 | int smsdvb_register(void) |
421 | { | |
422 | int rc; | |
423 | ||
424 | INIT_LIST_HEAD(&g_smsdvb_clients); | |
425 | kmutex_init(&g_smsdvb_clientslock); | |
426 | ||
427 | rc = smscore_register_hotplug(smsdvb_hotplug); | |
428 | ||
18658117 | 429 | printk(KERN_INFO "%s\n", __func__); |
eae55660 ST |
430 | |
431 | return rc; | |
432 | } | |
433 | ||
434 | void smsdvb_unregister(void) | |
435 | { | |
436 | smscore_unregister_hotplug(smsdvb_hotplug); | |
437 | ||
438 | kmutex_lock(&g_smsdvb_clientslock); | |
439 | ||
440 | while (!list_empty(&g_smsdvb_clients)) | |
82237416 MK |
441 | smsdvb_unregister_client( |
442 | (smsdvb_client_t *) g_smsdvb_clients.next); | |
eae55660 ST |
443 | |
444 | kmutex_unlock(&g_smsdvb_clientslock); | |
eae55660 | 445 | } |