Commit | Line | Data |
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1da177e4 | 1 | /* |
96de0e25 | 2 | * TerraTec Cinergy T²/qanu USB2 DVB-T adapter. |
1da177e4 LT |
3 | * |
4 | * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and | |
5 | * Holger Waechtler <holger@qanu.de> | |
6 | * | |
7 | * Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
22 | * | |
23 | */ | |
24 | ||
1da177e4 LT |
25 | #include <linux/init.h> |
26 | #include <linux/module.h> | |
1da177e4 LT |
27 | #include <linux/slab.h> |
28 | #include <linux/usb.h> | |
1da177e4 LT |
29 | #include <linux/input.h> |
30 | #include <linux/dvb/frontend.h> | |
3593cab5 | 31 | #include <linux/mutex.h> |
f23f6e08 | 32 | #include <linux/mm.h> |
6473d160 | 33 | #include <asm/io.h> |
1da177e4 LT |
34 | |
35 | #include "dmxdev.h" | |
36 | #include "dvb_demux.h" | |
37 | #include "dvb_net.h" | |
38 | ||
1da177e4 LT |
39 | #ifdef CONFIG_DVB_CINERGYT2_TUNING |
40 | #define STREAM_URB_COUNT (CONFIG_DVB_CINERGYT2_STREAM_URB_COUNT) | |
41 | #define STREAM_BUF_SIZE (CONFIG_DVB_CINERGYT2_STREAM_BUF_SIZE) | |
42 | #define QUERY_INTERVAL (CONFIG_DVB_CINERGYT2_QUERY_INTERVAL) | |
43 | #ifdef CONFIG_DVB_CINERGYT2_ENABLE_RC_INPUT_DEVICE | |
44 | #define RC_QUERY_INTERVAL (CONFIG_DVB_CINERGYT2_RC_QUERY_INTERVAL) | |
45 | #define ENABLE_RC (1) | |
46 | #endif | |
47 | #else | |
48 | #define STREAM_URB_COUNT (32) | |
49 | #define STREAM_BUF_SIZE (512) /* bytes */ | |
50 | #define ENABLE_RC (1) | |
6d78933c | 51 | #define RC_QUERY_INTERVAL (50) /* milliseconds */ |
1da177e4 LT |
52 | #define QUERY_INTERVAL (333) /* milliseconds */ |
53 | #endif | |
54 | ||
55 | #define DRIVER_NAME "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver" | |
56 | ||
57 | static int debug; | |
58 | module_param_named(debug, debug, int, 0644); | |
59 | MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off)."); | |
60 | ||
61 | #define dprintk(level, args...) \ | |
62 | do { \ | |
63 | if ((debug & level)) { \ | |
367cb704 | 64 | printk("%s: %s(): ", KBUILD_MODNAME, \ |
1da177e4 LT |
65 | __FUNCTION__); \ |
66 | printk(args); } \ | |
67 | } while (0) | |
68 | ||
69 | enum cinergyt2_ep1_cmd { | |
70 | CINERGYT2_EP1_PID_TABLE_RESET = 0x01, | |
71 | CINERGYT2_EP1_PID_SETUP = 0x02, | |
72 | CINERGYT2_EP1_CONTROL_STREAM_TRANSFER = 0x03, | |
73 | CINERGYT2_EP1_SET_TUNER_PARAMETERS = 0x04, | |
74 | CINERGYT2_EP1_GET_TUNER_STATUS = 0x05, | |
75 | CINERGYT2_EP1_START_SCAN = 0x06, | |
76 | CINERGYT2_EP1_CONTINUE_SCAN = 0x07, | |
77 | CINERGYT2_EP1_GET_RC_EVENTS = 0x08, | |
78 | CINERGYT2_EP1_SLEEP_MODE = 0x09 | |
79 | }; | |
80 | ||
81 | struct dvbt_set_parameters_msg { | |
82 | uint8_t cmd; | |
83 | uint32_t freq; | |
84 | uint8_t bandwidth; | |
85 | uint16_t tps; | |
86 | uint8_t flags; | |
87 | } __attribute__((packed)); | |
88 | ||
89 | struct dvbt_get_status_msg { | |
90 | uint32_t freq; | |
91 | uint8_t bandwidth; | |
92 | uint16_t tps; | |
93 | uint8_t flags; | |
94 | uint16_t gain; | |
95 | uint8_t snr; | |
96 | uint32_t viterbi_error_rate; | |
97 | uint32_t rs_error_rate; | |
98 | uint32_t uncorrected_block_count; | |
99 | uint8_t lock_bits; | |
100 | uint8_t prev_lock_bits; | |
101 | } __attribute__((packed)); | |
102 | ||
103 | static struct dvb_frontend_info cinergyt2_fe_info = { | |
104 | .name = DRIVER_NAME, | |
105 | .type = FE_OFDM, | |
106 | .frequency_min = 174000000, | |
107 | .frequency_max = 862000000, | |
108 | .frequency_stepsize = 166667, | |
109 | .caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | | |
110 | FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | | |
111 | FE_CAN_FEC_AUTO | | |
112 | FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO | | |
113 | FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | | |
114 | FE_CAN_HIERARCHY_AUTO | FE_CAN_RECOVER | FE_CAN_MUTE_TS | |
115 | }; | |
116 | ||
117 | struct cinergyt2 { | |
118 | struct dvb_demux demux; | |
119 | struct usb_device *udev; | |
3593cab5 | 120 | struct mutex sem; |
1e4597e8 | 121 | struct mutex wq_sem; |
fdc53a6d | 122 | struct dvb_adapter adapter; |
1da177e4 LT |
123 | struct dvb_device *fedev; |
124 | struct dmxdev dmxdev; | |
125 | struct dvb_net dvbnet; | |
126 | ||
127 | int streaming; | |
128 | int sleeping; | |
129 | ||
130 | struct dvbt_set_parameters_msg param; | |
131 | struct dvbt_get_status_msg status; | |
c4028958 | 132 | struct delayed_work query_work; |
1da177e4 LT |
133 | |
134 | wait_queue_head_t poll_wq; | |
135 | int pending_fe_events; | |
e4acba3c DF |
136 | int disconnect_pending; |
137 | atomic_t inuse; | |
1da177e4 LT |
138 | |
139 | void *streambuf; | |
140 | dma_addr_t streambuf_dmahandle; | |
141 | struct urb *stream_urb [STREAM_URB_COUNT]; | |
142 | ||
143 | #ifdef ENABLE_RC | |
b7df3910 DT |
144 | struct input_dev *rc_input_dev; |
145 | char phys[64]; | |
c4028958 | 146 | struct delayed_work rc_query_work; |
1da177e4 | 147 | int rc_input_event; |
6d78933c JS |
148 | u32 rc_last_code; |
149 | unsigned long last_event_jiffies; | |
1da177e4 LT |
150 | #endif |
151 | }; | |
152 | ||
153 | enum { | |
154 | CINERGYT2_RC_EVENT_TYPE_NONE = 0x00, | |
155 | CINERGYT2_RC_EVENT_TYPE_NEC = 0x01, | |
156 | CINERGYT2_RC_EVENT_TYPE_RC5 = 0x02 | |
157 | }; | |
158 | ||
159 | struct cinergyt2_rc_event { | |
160 | char type; | |
161 | uint32_t value; | |
162 | } __attribute__((packed)); | |
163 | ||
6d78933c | 164 | static const uint32_t rc_keys[] = { |
1da177e4 LT |
165 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xfe01eb04, KEY_POWER, |
166 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xfd02eb04, KEY_1, | |
167 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xfc03eb04, KEY_2, | |
168 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xfb04eb04, KEY_3, | |
169 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xfa05eb04, KEY_4, | |
170 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf906eb04, KEY_5, | |
171 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf807eb04, KEY_6, | |
172 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf708eb04, KEY_7, | |
173 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf609eb04, KEY_8, | |
174 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf50aeb04, KEY_9, | |
175 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf30ceb04, KEY_0, | |
176 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf40beb04, KEY_VIDEO, | |
177 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf20deb04, KEY_REFRESH, | |
178 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf10eeb04, KEY_SELECT, | |
179 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xf00feb04, KEY_EPG, | |
180 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xef10eb04, KEY_UP, | |
181 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xeb14eb04, KEY_DOWN, | |
182 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xee11eb04, KEY_LEFT, | |
183 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xec13eb04, KEY_RIGHT, | |
184 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xed12eb04, KEY_OK, | |
185 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xea15eb04, KEY_TEXT, | |
186 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe916eb04, KEY_INFO, | |
187 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe817eb04, KEY_RED, | |
188 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe718eb04, KEY_GREEN, | |
189 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe619eb04, KEY_YELLOW, | |
190 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe51aeb04, KEY_BLUE, | |
191 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe31ceb04, KEY_VOLUMEUP, | |
192 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe11eeb04, KEY_VOLUMEDOWN, | |
193 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe21deb04, KEY_MUTE, | |
194 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe41beb04, KEY_CHANNELUP, | |
195 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xe01feb04, KEY_CHANNELDOWN, | |
196 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xbf40eb04, KEY_PAUSE, | |
197 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xb34ceb04, KEY_PLAY, | |
198 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xa758eb04, KEY_RECORD, | |
199 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xab54eb04, KEY_PREVIOUS, | |
200 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xb748eb04, KEY_STOP, | |
201 | CINERGYT2_RC_EVENT_TYPE_NEC, 0xa35ceb04, KEY_NEXT | |
202 | }; | |
203 | ||
204 | static int cinergyt2_command (struct cinergyt2 *cinergyt2, | |
205 | char *send_buf, int send_buf_len, | |
206 | char *recv_buf, int recv_buf_len) | |
207 | { | |
208 | int actual_len; | |
209 | char dummy; | |
210 | int ret; | |
211 | ||
212 | ret = usb_bulk_msg(cinergyt2->udev, usb_sndbulkpipe(cinergyt2->udev, 1), | |
213 | send_buf, send_buf_len, &actual_len, 1000); | |
214 | ||
215 | if (ret) | |
216 | dprintk(1, "usb_bulk_msg (send) failed, err %i\n", ret); | |
217 | ||
218 | if (!recv_buf) | |
219 | recv_buf = &dummy; | |
220 | ||
221 | ret = usb_bulk_msg(cinergyt2->udev, usb_rcvbulkpipe(cinergyt2->udev, 1), | |
222 | recv_buf, recv_buf_len, &actual_len, 1000); | |
223 | ||
224 | if (ret) | |
225 | dprintk(1, "usb_bulk_msg (read) failed, err %i\n", ret); | |
226 | ||
227 | return ret ? ret : actual_len; | |
228 | } | |
229 | ||
230 | static void cinergyt2_control_stream_transfer (struct cinergyt2 *cinergyt2, int enable) | |
231 | { | |
232 | char buf [] = { CINERGYT2_EP1_CONTROL_STREAM_TRANSFER, enable ? 1 : 0 }; | |
233 | cinergyt2_command(cinergyt2, buf, sizeof(buf), NULL, 0); | |
234 | } | |
235 | ||
236 | static void cinergyt2_sleep (struct cinergyt2 *cinergyt2, int sleep) | |
237 | { | |
238 | char buf [] = { CINERGYT2_EP1_SLEEP_MODE, sleep ? 1 : 0 }; | |
239 | cinergyt2_command(cinergyt2, buf, sizeof(buf), NULL, 0); | |
240 | cinergyt2->sleeping = sleep; | |
241 | } | |
242 | ||
7d12e780 | 243 | static void cinergyt2_stream_irq (struct urb *urb); |
1da177e4 LT |
244 | |
245 | static int cinergyt2_submit_stream_urb (struct cinergyt2 *cinergyt2, struct urb *urb) | |
246 | { | |
247 | int err; | |
248 | ||
249 | usb_fill_bulk_urb(urb, | |
250 | cinergyt2->udev, | |
251 | usb_rcvbulkpipe(cinergyt2->udev, 0x2), | |
252 | urb->transfer_buffer, | |
253 | STREAM_BUF_SIZE, | |
254 | cinergyt2_stream_irq, | |
255 | cinergyt2); | |
256 | ||
257 | if ((err = usb_submit_urb(urb, GFP_ATOMIC))) | |
258 | dprintk(1, "urb submission failed (err = %i)!\n", err); | |
259 | ||
260 | return err; | |
261 | } | |
262 | ||
7d12e780 | 263 | static void cinergyt2_stream_irq (struct urb *urb) |
1da177e4 LT |
264 | { |
265 | struct cinergyt2 *cinergyt2 = urb->context; | |
266 | ||
267 | if (urb->actual_length > 0) | |
268 | dvb_dmx_swfilter(&cinergyt2->demux, | |
269 | urb->transfer_buffer, urb->actual_length); | |
270 | ||
271 | if (cinergyt2->streaming) | |
272 | cinergyt2_submit_stream_urb(cinergyt2, urb); | |
273 | } | |
274 | ||
275 | static void cinergyt2_free_stream_urbs (struct cinergyt2 *cinergyt2) | |
276 | { | |
277 | int i; | |
278 | ||
279 | for (i=0; i<STREAM_URB_COUNT; i++) | |
4064fe43 | 280 | usb_free_urb(cinergyt2->stream_urb[i]); |
1da177e4 | 281 | |
574780d5 | 282 | usb_buffer_free(cinergyt2->udev, STREAM_URB_COUNT*STREAM_BUF_SIZE, |
1da177e4 LT |
283 | cinergyt2->streambuf, cinergyt2->streambuf_dmahandle); |
284 | } | |
285 | ||
286 | static int cinergyt2_alloc_stream_urbs (struct cinergyt2 *cinergyt2) | |
287 | { | |
288 | int i; | |
289 | ||
574780d5 | 290 | cinergyt2->streambuf = usb_buffer_alloc(cinergyt2->udev, STREAM_URB_COUNT*STREAM_BUF_SIZE, |
e94b1766 | 291 | GFP_KERNEL, &cinergyt2->streambuf_dmahandle); |
1da177e4 LT |
292 | if (!cinergyt2->streambuf) { |
293 | dprintk(1, "failed to alloc consistent stream memory area, bailing out!\n"); | |
294 | return -ENOMEM; | |
295 | } | |
296 | ||
297 | memset(cinergyt2->streambuf, 0, STREAM_URB_COUNT*STREAM_BUF_SIZE); | |
298 | ||
299 | for (i=0; i<STREAM_URB_COUNT; i++) { | |
300 | struct urb *urb; | |
301 | ||
302 | if (!(urb = usb_alloc_urb(0, GFP_ATOMIC))) { | |
303 | dprintk(1, "failed to alloc consistent stream urbs, bailing out!\n"); | |
304 | cinergyt2_free_stream_urbs(cinergyt2); | |
305 | return -ENOMEM; | |
306 | } | |
307 | ||
308 | urb->transfer_buffer = cinergyt2->streambuf + i * STREAM_BUF_SIZE; | |
309 | urb->transfer_buffer_length = STREAM_BUF_SIZE; | |
310 | ||
311 | cinergyt2->stream_urb[i] = urb; | |
312 | } | |
313 | ||
314 | return 0; | |
315 | } | |
316 | ||
317 | static void cinergyt2_stop_stream_xfer (struct cinergyt2 *cinergyt2) | |
318 | { | |
319 | int i; | |
320 | ||
321 | cinergyt2_control_stream_transfer(cinergyt2, 0); | |
322 | ||
323 | for (i=0; i<STREAM_URB_COUNT; i++) | |
4064fe43 | 324 | usb_kill_urb(cinergyt2->stream_urb[i]); |
1da177e4 LT |
325 | } |
326 | ||
327 | static int cinergyt2_start_stream_xfer (struct cinergyt2 *cinergyt2) | |
328 | { | |
329 | int i, err; | |
330 | ||
331 | for (i=0; i<STREAM_URB_COUNT; i++) { | |
332 | if ((err = cinergyt2_submit_stream_urb(cinergyt2, cinergyt2->stream_urb[i]))) { | |
333 | cinergyt2_stop_stream_xfer(cinergyt2); | |
334 | dprintk(1, "failed urb submission (%i: err = %i)!\n", i, err); | |
335 | return err; | |
336 | } | |
337 | } | |
338 | ||
339 | cinergyt2_control_stream_transfer(cinergyt2, 1); | |
340 | return 0; | |
341 | } | |
342 | ||
343 | static int cinergyt2_start_feed(struct dvb_demux_feed *dvbdmxfeed) | |
344 | { | |
345 | struct dvb_demux *demux = dvbdmxfeed->demux; | |
346 | struct cinergyt2 *cinergyt2 = demux->priv; | |
347 | ||
475d5263 JS |
348 | if (cinergyt2->disconnect_pending) |
349 | return -EAGAIN; | |
350 | if (mutex_lock_interruptible(&cinergyt2->sem)) | |
1da177e4 LT |
351 | return -ERESTARTSYS; |
352 | ||
353 | if (cinergyt2->streaming == 0) | |
354 | cinergyt2_start_stream_xfer(cinergyt2); | |
355 | ||
356 | cinergyt2->streaming++; | |
3593cab5 | 357 | mutex_unlock(&cinergyt2->sem); |
1da177e4 LT |
358 | return 0; |
359 | } | |
360 | ||
361 | static int cinergyt2_stop_feed(struct dvb_demux_feed *dvbdmxfeed) | |
362 | { | |
363 | struct dvb_demux *demux = dvbdmxfeed->demux; | |
364 | struct cinergyt2 *cinergyt2 = demux->priv; | |
365 | ||
475d5263 JS |
366 | if (cinergyt2->disconnect_pending) |
367 | return -EAGAIN; | |
368 | if (mutex_lock_interruptible(&cinergyt2->sem)) | |
1da177e4 LT |
369 | return -ERESTARTSYS; |
370 | ||
371 | if (--cinergyt2->streaming == 0) | |
372 | cinergyt2_stop_stream_xfer(cinergyt2); | |
373 | ||
3593cab5 | 374 | mutex_unlock(&cinergyt2->sem); |
1da177e4 LT |
375 | return 0; |
376 | } | |
377 | ||
378 | /** | |
379 | * convert linux-dvb frontend parameter set into TPS. | |
380 | * See ETSI ETS-300744, section 4.6.2, table 9 for details. | |
381 | * | |
382 | * This function is probably reusable and may better get placed in a support | |
383 | * library. | |
384 | * | |
385 | * We replace errornous fields by default TPS fields (the ones with value 0). | |
386 | */ | |
387 | static uint16_t compute_tps (struct dvb_frontend_parameters *p) | |
388 | { | |
389 | struct dvb_ofdm_parameters *op = &p->u.ofdm; | |
390 | uint16_t tps = 0; | |
391 | ||
392 | switch (op->code_rate_HP) { | |
393 | case FEC_2_3: | |
394 | tps |= (1 << 7); | |
395 | break; | |
396 | case FEC_3_4: | |
397 | tps |= (2 << 7); | |
398 | break; | |
399 | case FEC_5_6: | |
400 | tps |= (3 << 7); | |
401 | break; | |
402 | case FEC_7_8: | |
403 | tps |= (4 << 7); | |
404 | break; | |
405 | case FEC_1_2: | |
406 | case FEC_AUTO: | |
407 | default: | |
408 | /* tps |= (0 << 7) */; | |
409 | } | |
410 | ||
411 | switch (op->code_rate_LP) { | |
412 | case FEC_2_3: | |
413 | tps |= (1 << 4); | |
414 | break; | |
415 | case FEC_3_4: | |
416 | tps |= (2 << 4); | |
417 | break; | |
418 | case FEC_5_6: | |
419 | tps |= (3 << 4); | |
420 | break; | |
421 | case FEC_7_8: | |
422 | tps |= (4 << 4); | |
423 | break; | |
424 | case FEC_1_2: | |
425 | case FEC_AUTO: | |
426 | default: | |
427 | /* tps |= (0 << 4) */; | |
428 | } | |
429 | ||
430 | switch (op->constellation) { | |
431 | case QAM_16: | |
432 | tps |= (1 << 13); | |
433 | break; | |
434 | case QAM_64: | |
435 | tps |= (2 << 13); | |
436 | break; | |
437 | case QPSK: | |
438 | default: | |
439 | /* tps |= (0 << 13) */; | |
440 | } | |
441 | ||
442 | switch (op->transmission_mode) { | |
443 | case TRANSMISSION_MODE_8K: | |
444 | tps |= (1 << 0); | |
445 | break; | |
446 | case TRANSMISSION_MODE_2K: | |
447 | default: | |
448 | /* tps |= (0 << 0) */; | |
449 | } | |
450 | ||
451 | switch (op->guard_interval) { | |
452 | case GUARD_INTERVAL_1_16: | |
453 | tps |= (1 << 2); | |
454 | break; | |
455 | case GUARD_INTERVAL_1_8: | |
456 | tps |= (2 << 2); | |
457 | break; | |
458 | case GUARD_INTERVAL_1_4: | |
459 | tps |= (3 << 2); | |
460 | break; | |
461 | case GUARD_INTERVAL_1_32: | |
462 | default: | |
463 | /* tps |= (0 << 2) */; | |
464 | } | |
465 | ||
466 | switch (op->hierarchy_information) { | |
467 | case HIERARCHY_1: | |
468 | tps |= (1 << 10); | |
469 | break; | |
470 | case HIERARCHY_2: | |
471 | tps |= (2 << 10); | |
472 | break; | |
473 | case HIERARCHY_4: | |
474 | tps |= (3 << 10); | |
475 | break; | |
476 | case HIERARCHY_NONE: | |
477 | default: | |
478 | /* tps |= (0 << 10) */; | |
479 | } | |
480 | ||
481 | return tps; | |
482 | } | |
483 | ||
484 | static int cinergyt2_open (struct inode *inode, struct file *file) | |
485 | { | |
486 | struct dvb_device *dvbdev = file->private_data; | |
487 | struct cinergyt2 *cinergyt2 = dvbdev->priv; | |
475d5263 | 488 | int err = -EAGAIN; |
1da177e4 | 489 | |
475d5263 JS |
490 | if (cinergyt2->disconnect_pending) |
491 | goto out; | |
492 | err = mutex_lock_interruptible(&cinergyt2->wq_sem); | |
493 | if (err) | |
1e4597e8 | 494 | goto out; |
e4acba3c | 495 | |
475d5263 JS |
496 | err = mutex_lock_interruptible(&cinergyt2->sem); |
497 | if (err) | |
1e4597e8 | 498 | goto out_unlock1; |
1da177e4 | 499 | |
1e4597e8 ON |
500 | if ((err = dvb_generic_open(inode, file))) |
501 | goto out_unlock2; | |
1da177e4 LT |
502 | |
503 | if ((file->f_flags & O_ACCMODE) != O_RDONLY) { | |
504 | cinergyt2_sleep(cinergyt2, 0); | |
505 | schedule_delayed_work(&cinergyt2->query_work, HZ/2); | |
506 | } | |
507 | ||
e4acba3c DF |
508 | atomic_inc(&cinergyt2->inuse); |
509 | ||
1e4597e8 | 510 | out_unlock2: |
3593cab5 | 511 | mutex_unlock(&cinergyt2->sem); |
1e4597e8 ON |
512 | out_unlock1: |
513 | mutex_unlock(&cinergyt2->wq_sem); | |
514 | out: | |
515 | return err; | |
1da177e4 LT |
516 | } |
517 | ||
e4acba3c DF |
518 | static void cinergyt2_unregister(struct cinergyt2 *cinergyt2) |
519 | { | |
77cc5319 MR |
520 | dvb_net_release(&cinergyt2->dvbnet); |
521 | dvb_dmxdev_release(&cinergyt2->dmxdev); | |
522 | dvb_dmx_release(&cinergyt2->demux); | |
e4acba3c DF |
523 | dvb_unregister_device(cinergyt2->fedev); |
524 | dvb_unregister_adapter(&cinergyt2->adapter); | |
525 | ||
526 | cinergyt2_free_stream_urbs(cinergyt2); | |
527 | kfree(cinergyt2); | |
528 | } | |
529 | ||
1da177e4 LT |
530 | static int cinergyt2_release (struct inode *inode, struct file *file) |
531 | { | |
532 | struct dvb_device *dvbdev = file->private_data; | |
533 | struct cinergyt2 *cinergyt2 = dvbdev->priv; | |
534 | ||
1e4597e8 | 535 | mutex_lock(&cinergyt2->wq_sem); |
1da177e4 | 536 | |
e4acba3c | 537 | if (!cinergyt2->disconnect_pending && (file->f_flags & O_ACCMODE) != O_RDONLY) { |
1e4597e8 ON |
538 | cancel_rearming_delayed_work(&cinergyt2->query_work); |
539 | ||
540 | mutex_lock(&cinergyt2->sem); | |
1da177e4 | 541 | cinergyt2_sleep(cinergyt2, 1); |
1e4597e8 | 542 | mutex_unlock(&cinergyt2->sem); |
1da177e4 LT |
543 | } |
544 | ||
1e4597e8 | 545 | mutex_unlock(&cinergyt2->wq_sem); |
1da177e4 | 546 | |
e4acba3c DF |
547 | if (atomic_dec_and_test(&cinergyt2->inuse) && cinergyt2->disconnect_pending) { |
548 | warn("delayed unregister in release"); | |
549 | cinergyt2_unregister(cinergyt2); | |
550 | } | |
551 | ||
1da177e4 LT |
552 | return dvb_generic_release(inode, file); |
553 | } | |
554 | ||
555 | static unsigned int cinergyt2_poll (struct file *file, struct poll_table_struct *wait) | |
556 | { | |
557 | struct dvb_device *dvbdev = file->private_data; | |
558 | struct cinergyt2 *cinergyt2 = dvbdev->priv; | |
b930e1d8 | 559 | unsigned int mask = 0; |
e4acba3c | 560 | |
475d5263 JS |
561 | if (cinergyt2->disconnect_pending) |
562 | return -EAGAIN; | |
563 | if (mutex_lock_interruptible(&cinergyt2->sem)) | |
e4acba3c DF |
564 | return -ERESTARTSYS; |
565 | ||
1da177e4 | 566 | poll_wait(file, &cinergyt2->poll_wq, wait); |
e4acba3c | 567 | |
b930e1d8 | 568 | if (cinergyt2->pending_fe_events != 0) |
fd174c67 | 569 | mask |= (POLLIN | POLLRDNORM | POLLPRI); |
774dd5d9 | 570 | |
3593cab5 | 571 | mutex_unlock(&cinergyt2->sem); |
e4acba3c | 572 | |
b930e1d8 | 573 | return mask; |
1da177e4 LT |
574 | } |
575 | ||
576 | ||
577 | static int cinergyt2_ioctl (struct inode *inode, struct file *file, | |
578 | unsigned cmd, unsigned long arg) | |
579 | { | |
580 | struct dvb_device *dvbdev = file->private_data; | |
581 | struct cinergyt2 *cinergyt2 = dvbdev->priv; | |
582 | struct dvbt_get_status_msg *stat = &cinergyt2->status; | |
583 | fe_status_t status = 0; | |
584 | ||
585 | switch (cmd) { | |
586 | case FE_GET_INFO: | |
587 | return copy_to_user((void __user*) arg, &cinergyt2_fe_info, | |
588 | sizeof(struct dvb_frontend_info)); | |
589 | ||
590 | case FE_READ_STATUS: | |
591 | if (0xffff - le16_to_cpu(stat->gain) > 30) | |
592 | status |= FE_HAS_SIGNAL; | |
593 | if (stat->lock_bits & (1 << 6)) | |
594 | status |= FE_HAS_LOCK; | |
595 | if (stat->lock_bits & (1 << 5)) | |
596 | status |= FE_HAS_SYNC; | |
597 | if (stat->lock_bits & (1 << 4)) | |
598 | status |= FE_HAS_CARRIER; | |
599 | if (stat->lock_bits & (1 << 1)) | |
600 | status |= FE_HAS_VITERBI; | |
601 | ||
602 | return copy_to_user((void __user*) arg, &status, sizeof(status)); | |
603 | ||
604 | case FE_READ_BER: | |
605 | return put_user(le32_to_cpu(stat->viterbi_error_rate), | |
606 | (__u32 __user *) arg); | |
607 | ||
608 | case FE_READ_SIGNAL_STRENGTH: | |
609 | return put_user(0xffff - le16_to_cpu(stat->gain), | |
610 | (__u16 __user *) arg); | |
611 | ||
612 | case FE_READ_SNR: | |
613 | return put_user((stat->snr << 8) | stat->snr, | |
614 | (__u16 __user *) arg); | |
615 | ||
616 | case FE_READ_UNCORRECTED_BLOCKS: | |
2c3f11b2 SW |
617 | { |
618 | uint32_t unc_count; | |
1da177e4 | 619 | |
2c3f11b2 SW |
620 | unc_count = stat->uncorrected_block_count; |
621 | stat->uncorrected_block_count = 0; | |
622 | ||
623 | /* UNC are already converted to host byte order... */ | |
624 | return put_user(unc_count,(__u32 __user *) arg); | |
625 | } | |
1da177e4 LT |
626 | case FE_SET_FRONTEND: |
627 | { | |
628 | struct dvbt_set_parameters_msg *param = &cinergyt2->param; | |
629 | struct dvb_frontend_parameters p; | |
630 | int err; | |
631 | ||
632 | if ((file->f_flags & O_ACCMODE) == O_RDONLY) | |
633 | return -EPERM; | |
634 | ||
635 | if (copy_from_user(&p, (void __user*) arg, sizeof(p))) | |
636 | return -EFAULT; | |
637 | ||
475d5263 JS |
638 | if (cinergyt2->disconnect_pending) |
639 | return -EAGAIN; | |
640 | if (mutex_lock_interruptible(&cinergyt2->sem)) | |
1da177e4 LT |
641 | return -ERESTARTSYS; |
642 | ||
643 | param->cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS; | |
644 | param->tps = cpu_to_le16(compute_tps(&p)); | |
645 | param->freq = cpu_to_le32(p.frequency / 1000); | |
646 | param->bandwidth = 8 - p.u.ofdm.bandwidth - BANDWIDTH_8_MHZ; | |
647 | ||
648 | stat->lock_bits = 0; | |
649 | cinergyt2->pending_fe_events++; | |
650 | wake_up_interruptible(&cinergyt2->poll_wq); | |
651 | ||
652 | err = cinergyt2_command(cinergyt2, | |
653 | (char *) param, sizeof(*param), | |
654 | NULL, 0); | |
655 | ||
3593cab5 | 656 | mutex_unlock(&cinergyt2->sem); |
1da177e4 LT |
657 | |
658 | return (err < 0) ? err : 0; | |
659 | } | |
660 | ||
661 | case FE_GET_FRONTEND: | |
662 | /** | |
663 | * trivial to implement (see struct dvbt_get_status_msg). | |
664 | * equivalent to FE_READ ioctls, but needs | |
665 | * TPS -> linux-dvb parameter set conversion. Feel free | |
666 | * to implement this and send us a patch if you need this | |
667 | * functionality. | |
668 | */ | |
669 | break; | |
670 | ||
671 | case FE_GET_EVENT: | |
672 | { | |
673 | /** | |
674 | * for now we only fill the status field. the parameters | |
675 | * are trivial to fill as soon FE_GET_FRONTEND is done. | |
676 | */ | |
677 | struct dvb_frontend_event __user *e = (void __user *) arg; | |
678 | if (cinergyt2->pending_fe_events == 0) { | |
679 | if (file->f_flags & O_NONBLOCK) | |
680 | return -EWOULDBLOCK; | |
681 | wait_event_interruptible(cinergyt2->poll_wq, | |
682 | cinergyt2->pending_fe_events > 0); | |
683 | } | |
684 | cinergyt2->pending_fe_events = 0; | |
685 | return cinergyt2_ioctl(inode, file, FE_READ_STATUS, | |
686 | (unsigned long) &e->status); | |
687 | } | |
688 | ||
689 | default: | |
690 | ; | |
691 | } | |
692 | ||
693 | return -EINVAL; | |
694 | } | |
695 | ||
696 | static int cinergyt2_mmap(struct file *file, struct vm_area_struct *vma) | |
697 | { | |
698 | struct dvb_device *dvbdev = file->private_data; | |
699 | struct cinergyt2 *cinergyt2 = dvbdev->priv; | |
700 | int ret = 0; | |
701 | ||
702 | lock_kernel(); | |
703 | ||
704 | if (vma->vm_flags & (VM_WRITE | VM_EXEC)) { | |
705 | ret = -EPERM; | |
706 | goto bailout; | |
707 | } | |
708 | ||
709 | if (vma->vm_end > vma->vm_start + STREAM_URB_COUNT * STREAM_BUF_SIZE) { | |
710 | ret = -EINVAL; | |
711 | goto bailout; | |
712 | } | |
713 | ||
714 | vma->vm_flags |= (VM_IO | VM_DONTCOPY); | |
715 | vma->vm_file = file; | |
716 | ||
717 | ret = remap_pfn_range(vma, vma->vm_start, | |
718 | virt_to_phys(cinergyt2->streambuf) >> PAGE_SHIFT, | |
719 | vma->vm_end - vma->vm_start, | |
720 | vma->vm_page_prot) ? -EAGAIN : 0; | |
721 | bailout: | |
722 | unlock_kernel(); | |
723 | return ret; | |
724 | } | |
725 | ||
726 | static struct file_operations cinergyt2_fops = { | |
727 | .owner = THIS_MODULE, | |
728 | .ioctl = cinergyt2_ioctl, | |
729 | .poll = cinergyt2_poll, | |
730 | .open = cinergyt2_open, | |
731 | .release = cinergyt2_release, | |
732 | .mmap = cinergyt2_mmap | |
733 | }; | |
734 | ||
735 | static struct dvb_device cinergyt2_fe_template = { | |
736 | .users = ~0, | |
737 | .writers = 1, | |
738 | .readers = (~0)-1, | |
739 | .fops = &cinergyt2_fops | |
740 | }; | |
741 | ||
742 | #ifdef ENABLE_RC | |
b7df3910 | 743 | |
c4028958 | 744 | static void cinergyt2_query_rc (struct work_struct *work) |
1da177e4 | 745 | { |
c4028958 DH |
746 | struct cinergyt2 *cinergyt2 = |
747 | container_of(work, struct cinergyt2, rc_query_work.work); | |
6d78933c | 748 | char buf[1] = { CINERGYT2_EP1_GET_RC_EVENTS }; |
1da177e4 | 749 | struct cinergyt2_rc_event rc_events[12]; |
6d78933c | 750 | int n, len, i; |
1da177e4 | 751 | |
3593cab5 | 752 | if (cinergyt2->disconnect_pending || mutex_lock_interruptible(&cinergyt2->sem)) |
1da177e4 LT |
753 | return; |
754 | ||
755 | len = cinergyt2_command(cinergyt2, buf, sizeof(buf), | |
6d78933c JS |
756 | (char *) rc_events, sizeof(rc_events)); |
757 | if (len < 0) | |
758 | goto out; | |
759 | if (len == 0) { | |
760 | if (time_after(jiffies, cinergyt2->last_event_jiffies + | |
761 | msecs_to_jiffies(150))) { | |
762 | /* stop key repeat */ | |
763 | if (cinergyt2->rc_input_event != KEY_MAX) { | |
764 | dprintk(1, "rc_input_event=%d Up\n", cinergyt2->rc_input_event); | |
b7df3910 | 765 | input_report_key(cinergyt2->rc_input_dev, |
6d78933c | 766 | cinergyt2->rc_input_event, 0); |
b07b4783 | 767 | input_sync(cinergyt2->rc_input_dev); |
6d78933c JS |
768 | cinergyt2->rc_input_event = KEY_MAX; |
769 | } | |
770 | cinergyt2->rc_last_code = ~0; | |
771 | } | |
772 | goto out; | |
773 | } | |
774 | cinergyt2->last_event_jiffies = jiffies; | |
1da177e4 | 775 | |
6d78933c JS |
776 | for (n = 0; n < (len / sizeof(rc_events[0])); n++) { |
777 | dprintk(1, "rc_events[%d].value = %x, type=%x\n", | |
778 | n, le32_to_cpu(rc_events[n].value), rc_events[n].type); | |
38b32d62 | 779 | |
1da177e4 | 780 | if (rc_events[n].type == CINERGYT2_RC_EVENT_TYPE_NEC && |
6d78933c JS |
781 | rc_events[n].value == ~0) { |
782 | /* keyrepeat bit -> just repeat last rc_input_event */ | |
1da177e4 LT |
783 | } else { |
784 | cinergyt2->rc_input_event = KEY_MAX; | |
b7df3910 | 785 | for (i = 0; i < ARRAY_SIZE(rc_keys); i += 3) { |
6d78933c JS |
786 | if (rc_keys[i + 0] == rc_events[n].type && |
787 | rc_keys[i + 1] == le32_to_cpu(rc_events[n].value)) { | |
788 | cinergyt2->rc_input_event = rc_keys[i + 2]; | |
1da177e4 LT |
789 | break; |
790 | } | |
791 | } | |
792 | } | |
793 | ||
794 | if (cinergyt2->rc_input_event != KEY_MAX) { | |
6d78933c JS |
795 | if (rc_events[n].value == cinergyt2->rc_last_code && |
796 | cinergyt2->rc_last_code != ~0) { | |
797 | /* emit a key-up so the double event is recognized */ | |
798 | dprintk(1, "rc_input_event=%d UP\n", cinergyt2->rc_input_event); | |
b7df3910 | 799 | input_report_key(cinergyt2->rc_input_dev, |
6d78933c JS |
800 | cinergyt2->rc_input_event, 0); |
801 | } | |
802 | dprintk(1, "rc_input_event=%d\n", cinergyt2->rc_input_event); | |
b7df3910 | 803 | input_report_key(cinergyt2->rc_input_dev, |
6d78933c | 804 | cinergyt2->rc_input_event, 1); |
b07b4783 | 805 | input_sync(cinergyt2->rc_input_dev); |
6d78933c | 806 | cinergyt2->rc_last_code = rc_events[n].value; |
1da177e4 LT |
807 | } |
808 | } | |
809 | ||
6d78933c | 810 | out: |
1da177e4 LT |
811 | schedule_delayed_work(&cinergyt2->rc_query_work, |
812 | msecs_to_jiffies(RC_QUERY_INTERVAL)); | |
813 | ||
3593cab5 | 814 | mutex_unlock(&cinergyt2->sem); |
1da177e4 | 815 | } |
b7df3910 DT |
816 | |
817 | static int cinergyt2_register_rc(struct cinergyt2 *cinergyt2) | |
818 | { | |
819 | struct input_dev *input_dev; | |
820 | int i; | |
b07b4783 | 821 | int err; |
b7df3910 | 822 | |
b07b4783 | 823 | input_dev = input_allocate_device(); |
b7df3910 DT |
824 | if (!input_dev) |
825 | return -ENOMEM; | |
826 | ||
827 | usb_make_path(cinergyt2->udev, cinergyt2->phys, sizeof(cinergyt2->phys)); | |
828 | strlcat(cinergyt2->phys, "/input0", sizeof(cinergyt2->phys)); | |
829 | cinergyt2->rc_input_event = KEY_MAX; | |
830 | cinergyt2->rc_last_code = ~0; | |
c4028958 | 831 | INIT_DELAYED_WORK(&cinergyt2->rc_query_work, cinergyt2_query_rc); |
b7df3910 DT |
832 | |
833 | input_dev->name = DRIVER_NAME " remote control"; | |
834 | input_dev->phys = cinergyt2->phys; | |
7b19ada2 | 835 | input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP); |
db93a82f | 836 | for (i = 0; i < ARRAY_SIZE(rc_keys); i += 3) |
b7df3910 DT |
837 | set_bit(rc_keys[i + 2], input_dev->keybit); |
838 | input_dev->keycodesize = 0; | |
839 | input_dev->keycodemax = 0; | |
ef7b8b72 TK |
840 | input_dev->id.bustype = BUS_USB; |
841 | input_dev->id.vendor = cinergyt2->udev->descriptor.idVendor; | |
842 | input_dev->id.product = cinergyt2->udev->descriptor.idProduct; | |
843 | input_dev->id.version = 1; | |
2c8a3a33 | 844 | input_dev->dev.parent = &cinergyt2->udev->dev; |
b7df3910 | 845 | |
b07b4783 DT |
846 | err = input_register_device(input_dev); |
847 | if (err) { | |
848 | input_free_device(input_dev); | |
849 | return err; | |
850 | } | |
851 | ||
852 | cinergyt2->rc_input_dev = input_dev; | |
b7df3910 | 853 | schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2); |
7b5603e0 DM |
854 | |
855 | return 0; | |
b7df3910 DT |
856 | } |
857 | ||
858 | static void cinergyt2_unregister_rc(struct cinergyt2 *cinergyt2) | |
859 | { | |
1e4597e8 | 860 | cancel_rearming_delayed_work(&cinergyt2->rc_query_work); |
b7df3910 DT |
861 | input_unregister_device(cinergyt2->rc_input_dev); |
862 | } | |
863 | ||
864 | static inline void cinergyt2_suspend_rc(struct cinergyt2 *cinergyt2) | |
865 | { | |
1e4597e8 | 866 | cancel_rearming_delayed_work(&cinergyt2->rc_query_work); |
b7df3910 DT |
867 | } |
868 | ||
869 | static inline void cinergyt2_resume_rc(struct cinergyt2 *cinergyt2) | |
870 | { | |
871 | schedule_delayed_work(&cinergyt2->rc_query_work, HZ/2); | |
872 | } | |
873 | ||
874 | #else | |
875 | ||
876 | static inline int cinergyt2_register_rc(struct cinergyt2 *cinergyt2) { return 0; } | |
877 | static inline void cinergyt2_unregister_rc(struct cinergyt2 *cinergyt2) { } | |
878 | static inline void cinergyt2_suspend_rc(struct cinergyt2 *cinergyt2) { } | |
879 | static inline void cinergyt2_resume_rc(struct cinergyt2 *cinergyt2) { } | |
880 | ||
881 | #endif /* ENABLE_RC */ | |
1da177e4 | 882 | |
c4028958 | 883 | static void cinergyt2_query (struct work_struct *work) |
1da177e4 | 884 | { |
c4028958 DH |
885 | struct cinergyt2 *cinergyt2 = |
886 | container_of(work, struct cinergyt2, query_work.work); | |
1da177e4 LT |
887 | char cmd [] = { CINERGYT2_EP1_GET_TUNER_STATUS }; |
888 | struct dvbt_get_status_msg *s = &cinergyt2->status; | |
889 | uint8_t lock_bits; | |
890 | uint32_t unc; | |
891 | ||
3593cab5 | 892 | if (cinergyt2->disconnect_pending || mutex_lock_interruptible(&cinergyt2->sem)) |
1da177e4 LT |
893 | return; |
894 | ||
895 | unc = s->uncorrected_block_count; | |
896 | lock_bits = s->lock_bits; | |
897 | ||
898 | cinergyt2_command(cinergyt2, cmd, sizeof(cmd), (char *) s, sizeof(*s)); | |
899 | ||
900 | unc += le32_to_cpu(s->uncorrected_block_count); | |
901 | s->uncorrected_block_count = unc; | |
902 | ||
903 | if (lock_bits != s->lock_bits) { | |
904 | wake_up_interruptible(&cinergyt2->poll_wq); | |
905 | cinergyt2->pending_fe_events++; | |
906 | } | |
907 | ||
908 | schedule_delayed_work(&cinergyt2->query_work, | |
909 | msecs_to_jiffies(QUERY_INTERVAL)); | |
910 | ||
3593cab5 | 911 | mutex_unlock(&cinergyt2->sem); |
1da177e4 LT |
912 | } |
913 | ||
914 | static int cinergyt2_probe (struct usb_interface *intf, | |
915 | const struct usb_device_id *id) | |
916 | { | |
917 | struct cinergyt2 *cinergyt2; | |
6d78933c | 918 | int err; |
1da177e4 | 919 | |
dd00cc48 | 920 | if (!(cinergyt2 = kzalloc (sizeof(struct cinergyt2), GFP_KERNEL))) { |
1da177e4 LT |
921 | dprintk(1, "out of memory?!?\n"); |
922 | return -ENOMEM; | |
923 | } | |
924 | ||
1da177e4 LT |
925 | usb_set_intfdata (intf, (void *) cinergyt2); |
926 | ||
3593cab5 | 927 | mutex_init(&cinergyt2->sem); |
1e4597e8 | 928 | mutex_init(&cinergyt2->wq_sem); |
1da177e4 | 929 | init_waitqueue_head (&cinergyt2->poll_wq); |
c4028958 | 930 | INIT_DELAYED_WORK(&cinergyt2->query_work, cinergyt2_query); |
1da177e4 LT |
931 | |
932 | cinergyt2->udev = interface_to_usbdev(intf); | |
933 | cinergyt2->param.cmd = CINERGYT2_EP1_SET_TUNER_PARAMETERS; | |
934 | ||
935 | if (cinergyt2_alloc_stream_urbs (cinergyt2) < 0) { | |
936 | dprintk(1, "unable to allocate stream urbs\n"); | |
937 | kfree(cinergyt2); | |
938 | return -ENOMEM; | |
939 | } | |
940 | ||
d09dbf92 | 941 | if ((err = dvb_register_adapter(&cinergyt2->adapter, DRIVER_NAME, THIS_MODULE, &cinergyt2->udev->dev)) < 0) { |
a064fad3 AQ |
942 | kfree(cinergyt2); |
943 | return err; | |
944 | } | |
1da177e4 LT |
945 | |
946 | cinergyt2->demux.priv = cinergyt2; | |
947 | cinergyt2->demux.filternum = 256; | |
948 | cinergyt2->demux.feednum = 256; | |
949 | cinergyt2->demux.start_feed = cinergyt2_start_feed; | |
950 | cinergyt2->demux.stop_feed = cinergyt2_stop_feed; | |
951 | cinergyt2->demux.dmx.capabilities = DMX_TS_FILTERING | | |
952 | DMX_SECTION_FILTERING | | |
953 | DMX_MEMORY_BASED_FILTERING; | |
954 | ||
955 | if ((err = dvb_dmx_init(&cinergyt2->demux)) < 0) { | |
956 | dprintk(1, "dvb_dmx_init() failed (err = %d)\n", err); | |
957 | goto bailout; | |
958 | } | |
959 | ||
960 | cinergyt2->dmxdev.filternum = cinergyt2->demux.filternum; | |
961 | cinergyt2->dmxdev.demux = &cinergyt2->demux.dmx; | |
962 | cinergyt2->dmxdev.capabilities = 0; | |
963 | ||
fdc53a6d | 964 | if ((err = dvb_dmxdev_init(&cinergyt2->dmxdev, &cinergyt2->adapter)) < 0) { |
1da177e4 LT |
965 | dprintk(1, "dvb_dmxdev_init() failed (err = %d)\n", err); |
966 | goto bailout; | |
967 | } | |
968 | ||
fdc53a6d | 969 | if (dvb_net_init(&cinergyt2->adapter, &cinergyt2->dvbnet, &cinergyt2->demux.dmx)) |
1da177e4 LT |
970 | dprintk(1, "dvb_net_init() failed!\n"); |
971 | ||
fdc53a6d | 972 | dvb_register_device(&cinergyt2->adapter, &cinergyt2->fedev, |
1da177e4 LT |
973 | &cinergyt2_fe_template, cinergyt2, |
974 | DVB_DEVICE_FRONTEND); | |
975 | ||
b7df3910 DT |
976 | err = cinergyt2_register_rc(cinergyt2); |
977 | if (err) | |
978 | goto bailout; | |
1da177e4 | 979 | |
1da177e4 LT |
980 | return 0; |
981 | ||
982 | bailout: | |
77cc5319 | 983 | dvb_net_release(&cinergyt2->dvbnet); |
1da177e4 LT |
984 | dvb_dmxdev_release(&cinergyt2->dmxdev); |
985 | dvb_dmx_release(&cinergyt2->demux); | |
b7df3910 DT |
986 | dvb_unregister_adapter(&cinergyt2->adapter); |
987 | cinergyt2_free_stream_urbs(cinergyt2); | |
1da177e4 LT |
988 | kfree(cinergyt2); |
989 | return -ENOMEM; | |
990 | } | |
991 | ||
992 | static void cinergyt2_disconnect (struct usb_interface *intf) | |
993 | { | |
994 | struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf); | |
995 | ||
b7df3910 | 996 | cinergyt2_unregister_rc(cinergyt2); |
1e4597e8 | 997 | cancel_rearming_delayed_work(&cinergyt2->query_work); |
e4acba3c DF |
998 | wake_up_interruptible(&cinergyt2->poll_wq); |
999 | ||
1da177e4 | 1000 | cinergyt2->demux.dmx.close(&cinergyt2->demux.dmx); |
e4acba3c | 1001 | cinergyt2->disconnect_pending = 1; |
1da177e4 | 1002 | |
e4acba3c DF |
1003 | if (!atomic_read(&cinergyt2->inuse)) |
1004 | cinergyt2_unregister(cinergyt2); | |
1da177e4 LT |
1005 | } |
1006 | ||
a2910689 | 1007 | static int cinergyt2_suspend (struct usb_interface *intf, pm_message_t state) |
1da177e4 LT |
1008 | { |
1009 | struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf); | |
1010 | ||
475d5263 JS |
1011 | if (cinergyt2->disconnect_pending) |
1012 | return -EAGAIN; | |
1013 | if (mutex_lock_interruptible(&cinergyt2->wq_sem)) | |
1da177e4 LT |
1014 | return -ERESTARTSYS; |
1015 | ||
9b7cc429 MCC |
1016 | cinergyt2_suspend_rc(cinergyt2); |
1017 | cancel_rearming_delayed_work(&cinergyt2->query_work); | |
1e4597e8 | 1018 | |
9b7cc429 MCC |
1019 | mutex_lock(&cinergyt2->sem); |
1020 | if (cinergyt2->streaming) | |
1021 | cinergyt2_stop_stream_xfer(cinergyt2); | |
1022 | cinergyt2_sleep(cinergyt2, 1); | |
1023 | mutex_unlock(&cinergyt2->sem); | |
1da177e4 | 1024 | |
1597f1f6 ON |
1025 | mutex_unlock(&cinergyt2->wq_sem); |
1026 | ||
1da177e4 LT |
1027 | return 0; |
1028 | } | |
1029 | ||
1030 | static int cinergyt2_resume (struct usb_interface *intf) | |
1031 | { | |
1032 | struct cinergyt2 *cinergyt2 = usb_get_intfdata (intf); | |
1033 | struct dvbt_set_parameters_msg *param = &cinergyt2->param; | |
475d5263 | 1034 | int err = -EAGAIN; |
1da177e4 | 1035 | |
475d5263 JS |
1036 | if (cinergyt2->disconnect_pending) |
1037 | goto out; | |
1038 | err = mutex_lock_interruptible(&cinergyt2->wq_sem); | |
1039 | if (err) | |
1e4597e8 ON |
1040 | goto out; |
1041 | ||
475d5263 JS |
1042 | err = mutex_lock_interruptible(&cinergyt2->sem); |
1043 | if (err) | |
1e4597e8 ON |
1044 | goto out_unlock1; |
1045 | ||
1da177e4 LT |
1046 | if (!cinergyt2->sleeping) { |
1047 | cinergyt2_sleep(cinergyt2, 0); | |
1048 | cinergyt2_command(cinergyt2, (char *) param, sizeof(*param), NULL, 0); | |
1049 | if (cinergyt2->streaming) | |
1050 | cinergyt2_start_stream_xfer(cinergyt2); | |
1051 | schedule_delayed_work(&cinergyt2->query_work, HZ/2); | |
1052 | } | |
1053 | ||
b7df3910 DT |
1054 | cinergyt2_resume_rc(cinergyt2); |
1055 | ||
3593cab5 | 1056 | mutex_unlock(&cinergyt2->sem); |
1e4597e8 ON |
1057 | out_unlock1: |
1058 | mutex_unlock(&cinergyt2->wq_sem); | |
1059 | out: | |
1060 | return err; | |
1da177e4 LT |
1061 | } |
1062 | ||
1063 | static const struct usb_device_id cinergyt2_table [] __devinitdata = { | |
1064 | { USB_DEVICE(0x0ccd, 0x0038) }, | |
1065 | { 0 } | |
1066 | }; | |
1067 | ||
1068 | MODULE_DEVICE_TABLE(usb, cinergyt2_table); | |
1069 | ||
1070 | static struct usb_driver cinergyt2_driver = { | |
1da177e4 LT |
1071 | .name = "cinergyT2", |
1072 | .probe = cinergyt2_probe, | |
1073 | .disconnect = cinergyt2_disconnect, | |
1074 | .suspend = cinergyt2_suspend, | |
1075 | .resume = cinergyt2_resume, | |
1076 | .id_table = cinergyt2_table | |
1077 | }; | |
1078 | ||
1079 | static int __init cinergyt2_init (void) | |
1080 | { | |
1081 | int err; | |
1082 | ||
1083 | if ((err = usb_register(&cinergyt2_driver)) < 0) | |
1084 | dprintk(1, "usb_register() failed! (err %i)\n", err); | |
1085 | ||
1086 | return err; | |
1087 | } | |
1088 | ||
1089 | static void __exit cinergyt2_exit (void) | |
1090 | { | |
1091 | usb_deregister(&cinergyt2_driver); | |
1092 | } | |
1093 | ||
1094 | module_init (cinergyt2_init); | |
1095 | module_exit (cinergyt2_exit); | |
1096 | ||
1097 | MODULE_LICENSE("GPL"); | |
1098 | MODULE_AUTHOR("Holger Waechtler, Daniel Mack"); |