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allow coexistance of N build and AC build.
[tomato.git] / release / src-rt-6.x / linux / linux-2.6 / drivers / media / video / ivtv / ivtv-driver.c
blob5d9de5dc033b98488a48f0b719bd7b9fb566d3b2
1 /*
2 ivtv driver initialization and card probing
3 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
4 Copyright (C) 2004 Chris Kennedy <c@groovy.org>
5 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22 /* Main Driver file for the ivtv project:
23 * Driver for the Conexant CX23415/CX23416 chip.
24 * Author: Kevin Thayer (nufan_wfk at yahoo.com)
25 * License: GPL
26 * http://www.ivtvdriver.org
27 *
28 * -----
29 * MPG600/MPG160 support by T.Adachi <tadachi@tadachi-net.com>
30 * and Takeru KOMORIYA<komoriya@paken.org>
31 *
32 * AVerMedia M179 GPIO info by Chris Pinkham <cpinkham@bc2va.org>
33 * using information provided by Jiun-Kuei Jung @ AVerMedia.
34 *
35 * Kurouto Sikou CX23416GYC-STVLP tested by K.Ohta <alpha292@bremen.or.jp>
36 * using information from T.Adachi,Takeru KOMORIYA and others :-)
37 *
38 * Nagase TRANSGEAR 5000TV, Aopen VA2000MAX-STN6 and I/O data GV-MVP/RX
39 * version by T.Adachi. Special thanks Mr.Suzuki
40 */
41
42 #include "ivtv-driver.h"
43 #include "ivtv-version.h"
44 #include "ivtv-fileops.h"
45 #include "ivtv-i2c.h"
46 #include "ivtv-firmware.h"
47 #include "ivtv-queue.h"
48 #include "ivtv-udma.h"
49 #include "ivtv-irq.h"
50 #include "ivtv-mailbox.h"
51 #include "ivtv-streams.h"
52 #include "ivtv-ioctl.h"
53 #include "ivtv-cards.h"
54 #include "ivtv-vbi.h"
55 #include "ivtv-audio.h"
56 #include "ivtv-gpio.h"
57 #include "ivtv-yuv.h"
58
59 #include <linux/vermagic.h>
60 #include <media/tveeprom.h>
61 #include <media/v4l2-chip-ident.h>
62
63 /* var to keep track of the number of array elements in use */
64 int ivtv_cards_active = 0;
65
66 /* If you have already X v4l cards, then set this to X. This way
67 the device numbers stay matched. Example: you have a WinTV card
68 without radio and a PVR-350 with. Normally this would give a
69 video1 device together with a radio0 device for the PVR. By
70 setting this to 1 you ensure that radio0 is now also radio1. */
71 int ivtv_first_minor = 0;
72
73 /* Master variable for all ivtv info */
74 struct ivtv *ivtv_cards[IVTV_MAX_CARDS];
75
76 /* Protects ivtv_cards_active */
77 DEFINE_SPINLOCK(ivtv_cards_lock);
78
79 /* add your revision and whatnot here */
80 static struct pci_device_id ivtv_pci_tbl[] __devinitdata = {
81 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV15,
82 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
83 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV16,
84 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
85 {0,}
86 };
87
88 MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl);
89
90 const u32 yuv_offset[4] = {
91 IVTV_YUV_BUFFER_OFFSET,
92 IVTV_YUV_BUFFER_OFFSET_1,
93 IVTV_YUV_BUFFER_OFFSET_2,
94 IVTV_YUV_BUFFER_OFFSET_3
95 };
96
97 /* Parameter declarations */
98 static int cardtype[IVTV_MAX_CARDS];
99 static int tuner[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
100 static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
101
102 static int cardtype_c = 1;
103 static int tuner_c = 1;
104 static int radio_c = 1;
105 static char pal[] = "--";
106 static char secam[] = "--";
107 static char ntsc[] = "-";
108
109 /* Buffers */
110 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
111 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
112 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;
113 static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS;
114 static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS;
115 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS;
116 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS;
117
118 static int ivtv_yuv_mode = 0;
119 static int ivtv_yuv_threshold=-1;
120 static int ivtv_pci_latency = 1;
121
122 int ivtv_debug = 0;
123
124 static int newi2c = -1;
125
126 module_param_array(tuner, int, &tuner_c, 0644);
127 module_param_array(radio, bool, &radio_c, 0644);
128 module_param_array(cardtype, int, &cardtype_c, 0644);
129 module_param_string(pal, pal, sizeof(pal), 0644);
130 module_param_string(secam, secam, sizeof(secam), 0644);
131 module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
132 module_param_named(debug,ivtv_debug, int, 0644);
133 module_param(ivtv_pci_latency, int, 0644);
134 module_param(ivtv_yuv_mode, int, 0644);
135 module_param(ivtv_yuv_threshold, int, 0644);
136 module_param(ivtv_first_minor, int, 0644);
137
138 module_param(enc_mpg_buffers, int, 0644);
139 module_param(enc_yuv_buffers, int, 0644);
140 module_param(enc_vbi_buffers, int, 0644);
141 module_param(enc_pcm_buffers, int, 0644);
142 module_param(dec_mpg_buffers, int, 0644);
143 module_param(dec_yuv_buffers, int, 0644);
144 module_param(dec_vbi_buffers, int, 0644);
145
146 module_param(newi2c, int, 0644);
147
148 MODULE_PARM_DESC(tuner, "Tuner type selection,\n"
149 "\t\t\tsee tuner.h for values");
150 MODULE_PARM_DESC(radio,
151 "Enable or disable the radio. Use only if autodetection\n"
152 "\t\t\tfails. 0 = disable, 1 = enable");
153 MODULE_PARM_DESC(cardtype,
154 "Only use this option if your card is not detected properly.\n"
155 "\t\tSpecify card type:\n"
156 "\t\t\t 1 = WinTV PVR 250\n"
157 "\t\t\t 2 = WinTV PVR 350\n"
158 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n"
159 "\t\t\t 4 = AVerMedia M179\n"
160 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n"
161 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n"
162 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n"
163 "\t\t\t 8 = Adaptec AVC-2410\n"
164 "\t\t\t 9 = Adaptec AVC-2010\n"
165 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n"
166 "\t\t\t11 = AOpen VA2000MAX-STN6\n"
167 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n"
168 "\t\t\t13 = I/O Data GV-MVP/RX\n"
169 "\t\t\t14 = I/O Data GV-MVP/RX2E\n"
170 "\t\t\t15 = GOTVIEW PCI DVD\n"
171 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n"
172 "\t\t\t17 = Yuan MPC622\n"
173 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n"
174 #ifdef HAVE_XC3028
175 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite/Club3D ZAP-TV1x01\n"
176 #endif
177 "\t\t\t 0 = Autodetect (default)\n"
178 "\t\t\t-1 = Ignore this card\n\t\t");
179 MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
180 MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC");
181 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K");
182 MODULE_PARM_DESC(debug,
183 "Debug level (bitmask). Default: errors only\n"
184 "\t\t\t(debug = 511 gives full debugging)");
185 MODULE_PARM_DESC(ivtv_pci_latency,
186 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
187 "\t\t\tDefault: Yes");
188 MODULE_PARM_DESC(ivtv_yuv_mode,
189 "Specify the yuv playback mode:\n"
190 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n"
191 "\t\t\tDefault: 0 (interlaced)");
192 MODULE_PARM_DESC(ivtv_yuv_threshold,
193 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n"
194 "\t\t\tDefault: 480");;
195 MODULE_PARM_DESC(enc_mpg_buffers,
196 "Encoder MPG Buffers (in MB)\n"
197 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS));
198 MODULE_PARM_DESC(enc_yuv_buffers,
199 "Encoder YUV Buffers (in MB)\n"
200 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS));
201 MODULE_PARM_DESC(enc_vbi_buffers,
202 "Encoder VBI Buffers (in MB)\n"
203 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS));
204 MODULE_PARM_DESC(enc_pcm_buffers,
205 "Encoder PCM buffers (in MB)\n"
206 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS));
207 MODULE_PARM_DESC(dec_mpg_buffers,
208 "Decoder MPG buffers (in MB)\n"
209 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS));
210 MODULE_PARM_DESC(dec_yuv_buffers,
211 "Decoder YUV buffers (in MB)\n"
212 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS));
213 MODULE_PARM_DESC(dec_vbi_buffers,
214 "Decoder VBI buffers (in MB)\n"
215 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS));
216 MODULE_PARM_DESC(newi2c,
217 "Use new I2C implementation\n"
218 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n"
219 "\t\t\tDefault is autodetect");
220
221 MODULE_PARM_DESC(ivtv_first_minor, "Set minor assigned to first card");
222
223 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
224 MODULE_DESCRIPTION("CX23415/CX23416 driver");
225 MODULE_SUPPORTED_DEVICE
226 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n"
227 "\t\t\tYuan MPG series and similar)");
228 MODULE_LICENSE("GPL");
229
230 MODULE_VERSION(IVTV_VERSION);
231
232 void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask)
233 {
234 itv->irqmask &= ~mask;
235 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
236 }
237
238 void ivtv_set_irq_mask(struct ivtv *itv, u32 mask)
239 {
240 itv->irqmask |= mask;
241 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
242 }
243
244 int ivtv_set_output_mode(struct ivtv *itv, int mode)
245 {
246 int old_mode;
247
248 spin_lock(&itv->lock);
249 old_mode = itv->output_mode;
250 if (old_mode == 0)
251 itv->output_mode = old_mode = mode;
252 spin_unlock(&itv->lock);
253 return old_mode;
254 }
255
256 struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv)
257 {
258 switch (itv->output_mode) {
259 case OUT_MPG:
260 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
261 case OUT_YUV:
262 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];
263 default:
264 return NULL;
265 }
266 }
267
268 int ivtv_waitq(wait_queue_head_t *waitq)
269 {
270 DEFINE_WAIT(wait);
271
272 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE);
273 schedule();
274 finish_wait(waitq, &wait);
275 return signal_pending(current) ? -EINTR : 0;
276 }
277
278 /* Generic utility functions */
279 int ivtv_sleep_timeout(int timeout, int intr)
280 {
281 int ret;
282
283 do {
284 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
285 timeout = schedule_timeout(timeout);
286 if (intr && (ret = signal_pending(current)))
287 return ret;
288 } while (timeout);
289 return 0;
290 }
291
292 /* Release ioremapped memory */
293 static void ivtv_iounmap(struct ivtv *itv)
294 {
295 if (itv == NULL)
296 return;
297
298 /* Release registers memory */
299 if (itv->reg_mem != NULL) {
300 IVTV_DEBUG_INFO("releasing reg_mem\n");
301 iounmap(itv->reg_mem);
302 itv->reg_mem = NULL;
303 }
304 /* Release io memory */
305 if (itv->has_cx23415 && itv->dec_mem != NULL) {
306 IVTV_DEBUG_INFO("releasing dec_mem\n");
307 iounmap(itv->dec_mem);
308 }
309 itv->dec_mem = NULL;
310
311 /* Release io memory */
312 if (itv->enc_mem != NULL) {
313 IVTV_DEBUG_INFO("releasing enc_mem\n");
314 iounmap(itv->enc_mem);
315 itv->enc_mem = NULL;
316 }
317 }
318
319 /* Hauppauge card? get values from tveeprom */
320 void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv)
321 {
322 u8 eedata[256];
323
324 itv->i2c_client.addr = 0xA0 >> 1;
325 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata));
326 tveeprom_hauppauge_analog(&itv->i2c_client, tv, eedata);
327 }
328
329 static void ivtv_process_eeprom(struct ivtv *itv)
330 {
331 struct tveeprom tv;
332 int pci_slot = PCI_SLOT(itv->dev->devfn);
333
334 ivtv_read_eeprom(itv, &tv);
335
336 /* Many thanks to Steven Toth from Hauppauge for providing the
337 model numbers */
338 switch (tv.model) {
339 /* In a few cases the PCI subsystem IDs do not correctly
340 identify the card. A better method is to check the
341 model number from the eeprom instead. */
342 case 32000 ... 32999:
343 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */
344 case 48400 ... 48599:
345 itv->card = ivtv_get_card(IVTV_CARD_PVR_250);
346 break;
347 case 48100 ... 48399:
348 case 48600 ... 48999:
349 itv->card = ivtv_get_card(IVTV_CARD_PVR_350);
350 break;
351 case 23000 ... 23999: /* PVR500 */
352 case 25000 ... 25999: /* Low profile PVR150 */
353 case 26000 ... 26999: /* Regular PVR150 */
354 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
355 break;
356 case 0:
357 IVTV_ERR("Invalid EEPROM\n");
358 return;
359 default:
360 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model);
361 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
362 break;
363 }
364
365 switch (tv.model) {
366 /* Old style PVR350 (with an saa7114) uses this input for
367 the tuner. */
368 case 48254:
369 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1);
370 break;
371 default:
372 break;
373 }
374
375 itv->v4l2_cap = itv->card->v4l2_capabilities;
376 itv->card_name = itv->card->name;
377
378 /* If this is a PVR500 then it should be possible to detect whether it is the
379 first or second unit by looking at the subsystem device ID: is bit 4 is
380 set, then it is the second unit (according to info from Hauppauge).
381
382 However, while this works for most cards, I have seen a few PVR500 cards
383 where both units have the same subsystem ID.
384
385 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500
386 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise
387 it is the second unit. It is possible that it is a different slot when ivtv is
388 used in Xen, in that case I ignore this card here. The worst that can happen
389 is that the card presents itself with a non-working radio device.
390
391 This detection is needed since the eeprom reports incorrectly that a radio is
392 present on the second unit. */
393 if (tv.model / 1000 == 23) {
394 itv->card_name = "WinTV PVR 500";
395 if (pci_slot == 8 || pci_slot == 9) {
396 int is_first = (pci_slot & 1) == 0;
397
398 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" :
399 "WinTV PVR 500 (unit #2)";
400 if (!is_first) {
401 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n");
402 tv.has_radio = 0;
403 }
404 }
405 }
406 IVTV_INFO("Autodetected %s\n", itv->card_name);
407
408 switch (tv.tuner_hauppauge_model) {
409 case 85:
410 case 99:
411 case 112:
412 itv->pvr150_workaround = 1;
413 break;
414 default:
415 break;
416 }
417 if (tv.tuner_type == TUNER_ABSENT)
418 IVTV_ERR("tveeprom cannot autodetect tuner!");
419
420 if (itv->options.tuner == -1)
421 itv->options.tuner = tv.tuner_type;
422 if (itv->options.radio == -1)
423 itv->options.radio = (tv.has_radio != 0);
424 /* only enable newi2c if an IR blaster is present */
425 /* FIXME: for 2.6.20 the test against 2 should be removed */
426 if (itv->options.newi2c == -1 && tv.has_ir != -1 && tv.has_ir != 2) {
427 itv->options.newi2c = (tv.has_ir & 2) ? 1 : 0;
428 if (itv->options.newi2c) {
429 IVTV_INFO("reopen i2c bus for IR-blaster support\n");
430 exit_ivtv_i2c(itv);
431 init_ivtv_i2c(itv);
432 }
433 }
434
435 if (itv->std != 0)
436 /* user specified tuner standard */
437 return;
438
439 /* autodetect tuner standard */
440 if (tv.tuner_formats & V4L2_STD_PAL) {
441 IVTV_DEBUG_INFO("PAL tuner detected\n");
442 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
443 } else if (tv.tuner_formats & V4L2_STD_NTSC) {
444 IVTV_DEBUG_INFO("NTSC tuner detected\n");
445 itv->std |= V4L2_STD_NTSC_M;
446 } else if (tv.tuner_formats & V4L2_STD_SECAM) {
447 IVTV_DEBUG_INFO("SECAM tuner detected\n");
448 itv->std |= V4L2_STD_SECAM_L;
449 } else {
450 IVTV_INFO("No tuner detected, default to NTSC-M\n");
451 itv->std |= V4L2_STD_NTSC_M;
452 }
453 }
454
455 static v4l2_std_id ivtv_parse_std(struct ivtv *itv)
456 {
457 switch (pal[0]) {
458 case '6':
459 return V4L2_STD_PAL_60;
460 case 'b':
461 case 'B':
462 case 'g':
463 case 'G':
464 return V4L2_STD_PAL_BG;
465 case 'h':
466 case 'H':
467 return V4L2_STD_PAL_H;
468 case 'n':
469 case 'N':
470 if (pal[1] == 'c' || pal[1] == 'C')
471 return V4L2_STD_PAL_Nc;
472 return V4L2_STD_PAL_N;
473 case 'i':
474 case 'I':
475 return V4L2_STD_PAL_I;
476 case 'd':
477 case 'D':
478 case 'k':
479 case 'K':
480 return V4L2_STD_PAL_DK;
481 case 'M':
482 case 'm':
483 return V4L2_STD_PAL_M;
484 case '-':
485 break;
486 default:
487 IVTV_WARN("pal= argument not recognised\n");
488 return 0;
489 }
490
491 switch (secam[0]) {
492 case 'b':
493 case 'B':
494 case 'g':
495 case 'G':
496 case 'h':
497 case 'H':
498 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
499 case 'd':
500 case 'D':
501 case 'k':
502 case 'K':
503 return V4L2_STD_SECAM_DK;
504 case 'l':
505 case 'L':
506 if (secam[1] == 'C' || secam[1] == 'c')
507 return V4L2_STD_SECAM_LC;
508 return V4L2_STD_SECAM_L;
509 case '-':
510 break;
511 default:
512 IVTV_WARN("secam= argument not recognised\n");
513 return 0;
514 }
515
516 switch (ntsc[0]) {
517 case 'm':
518 case 'M':
519 return V4L2_STD_NTSC_M;
520 case 'j':
521 case 'J':
522 return V4L2_STD_NTSC_M_JP;
523 case 'k':
524 case 'K':
525 return V4L2_STD_NTSC_M_KR;
526 case '-':
527 break;
528 default:
529 IVTV_WARN("ntsc= argument not recognised\n");
530 return 0;
531 }
532
533 /* no match found */
534 return 0;
535 }
536
537 static void ivtv_process_options(struct ivtv *itv)
538 {
539 const char *chipname;
540 int i, j;
541
542 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers;
543 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers;
544 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers;
545 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
546 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers;
547 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers;
548 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers;
549 itv->options.cardtype = cardtype[itv->num];
550 itv->options.tuner = tuner[itv->num];
551 itv->options.radio = radio[itv->num];
552 itv->options.newi2c = newi2c;
553
554 itv->std = ivtv_parse_std(itv);
555 itv->has_cx23415 = (itv->dev->device == PCI_DEVICE_ID_IVTV15);
556 chipname = itv->has_cx23415 ? "cx23415" : "cx23416";
557 if (itv->options.cardtype == -1) {
558 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname);
559 return;
560 }
561 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) {
562 IVTV_INFO("User specified %s card (detected %s based chip)\n",
563 itv->card->name, chipname);
564 } else if (itv->options.cardtype != 0) {
565 IVTV_ERR("Unknown user specified type, trying to autodetect card\n");
566 }
567 if (itv->card == NULL) {
568 if (itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE ||
569 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 ||
570 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) {
571 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150);
572 IVTV_INFO("Autodetected Hauppauge card (%s based)\n",
573 chipname);
574 }
575 }
576 if (itv->card == NULL) {
577 for (i = 0; (itv->card = ivtv_get_card(i)); i++) {
578 if (itv->card->pci_list == NULL)
579 continue;
580 for (j = 0; itv->card->pci_list[j].device; j++) {
581 if (itv->dev->device !=
582 itv->card->pci_list[j].device)
583 continue;
584 if (itv->dev->subsystem_vendor !=
585 itv->card->pci_list[j].subsystem_vendor)
586 continue;
587 if (itv->dev->subsystem_device !=
588 itv->card->pci_list[j].subsystem_device)
589 continue;
590 IVTV_INFO("Autodetected %s card (%s based)\n",
591 itv->card->name, chipname);
592 goto done;
593 }
594 }
595 }
596 done:
597
598 if (itv->card == NULL) {
599 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
600 IVTV_ERR("Unknown card: vendor/device: %04x/%04x\n",
601 itv->dev->vendor, itv->dev->device);
602 IVTV_ERR(" subsystem vendor/device: %04x/%04x\n",
603 itv->dev->subsystem_vendor, itv->dev->subsystem_device);
604 IVTV_ERR(" %s based\n", chipname);
605 IVTV_ERR("Defaulting to %s card\n", itv->card->name);
606 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n");
607 IVTV_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n");
608 IVTV_ERR("Prefix your subject line with [UNKNOWN CARD].\n");
609 }
610 itv->v4l2_cap = itv->card->v4l2_capabilities;
611 itv->card_name = itv->card->name;
612 }
613
614 /* Precondition: the ivtv structure has been memset to 0. Only
615 the dev and num fields have been filled in.
616 No assumptions on the card type may be made here (see ivtv_init_struct2
617 for that).
618 */
619 static int __devinit ivtv_init_struct1(struct ivtv *itv)
620 {
621 itv->base_addr = pci_resource_start(itv->dev, 0);
622 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */
623 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */
624
625 mutex_init(&itv->serialize_lock);
626 mutex_init(&itv->i2c_bus_lock);
627 mutex_init(&itv->udma.lock);
628
629 spin_lock_init(&itv->lock);
630 spin_lock_init(&itv->dma_reg_lock);
631
632 itv->irq_work_queues = create_workqueue(itv->name);
633 if (itv->irq_work_queues == NULL) {
634 IVTV_ERR("Could not create ivtv workqueue\n");
635 return -1;
636 }
637
638 INIT_WORK(&itv->irq_work_queue, ivtv_irq_work_handler);
639
640 /* start counting open_id at 1 */
641 itv->open_id = 1;
642
643 /* Initial settings */
644 cx2341x_fill_defaults(&itv->params);
645 itv->params.port = CX2341X_PORT_MEMORY;
646 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI;
647 init_waitqueue_head(&itv->cap_w);
648 init_waitqueue_head(&itv->event_waitq);
649 init_waitqueue_head(&itv->vsync_waitq);
650 init_waitqueue_head(&itv->dma_waitq);
651 init_timer(&itv->dma_timer);
652 itv->dma_timer.function = ivtv_unfinished_dma;
653 itv->dma_timer.data = (unsigned long)itv;
654
655 itv->cur_dma_stream = -1;
656 itv->cur_pio_stream = -1;
657 itv->audio_stereo_mode = AUDIO_STEREO;
658 itv->audio_bilingual_mode = AUDIO_MONO_LEFT;
659
660 /* Ctrls */
661 itv->speed = 1000;
662
663 /* VBI */
664 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
665 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
666
667 /* OSD */
668 itv->osd_global_alpha_state = 1;
669 itv->osd_global_alpha = 255;
670
671 /* YUV */
672 atomic_set(&itv->yuv_info.next_dma_frame, -1);
673 itv->yuv_info.lace_mode = ivtv_yuv_mode;
674 itv->yuv_info.lace_threshold = ivtv_yuv_threshold;
675 return 0;
676 }
677
678 /* Second initialization part. Here the card type has been
679 autodetected. */
680 static void __devinit ivtv_init_struct2(struct ivtv *itv)
681 {
682 int i;
683
684 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++)
685 if (itv->card->video_inputs[i].video_type == 0)
686 break;
687 itv->nof_inputs = i;
688 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++)
689 if (itv->card->audio_inputs[i].audio_type == 0)
690 break;
691 itv->nof_audio_inputs = i;
692
693 /* 0x00EF = saa7114(239) 0x00F0 = saa7115(240) 0x0106 = micro */
694 if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))
695 itv->digitizer = 0xF1;
696 else if (itv->card->hw_all & IVTV_HW_SAA7114)
697 itv->digitizer = 0xEF;
698 else /* cx25840 */
699 itv->digitizer = 0x140;
700
701 if (itv->card->hw_all & IVTV_HW_CX25840) {
702 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */
703 } else {
704 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */
705 }
706
707 /* Find tuner input */
708 for (i = 0; i < itv->nof_inputs; i++) {
709 if (itv->card->video_inputs[i].video_type ==
710 IVTV_CARD_INPUT_VID_TUNER)
711 break;
712 }
713 if (i == itv->nof_inputs)
714 i = 0;
715 itv->active_input = i;
716 itv->audio_input = itv->card->video_inputs[i].audio_index;
717 if (itv->card->hw_all & IVTV_HW_CX25840)
718 itv->video_dec_func = ivtv_cx25840;
719 else if (itv->card->hw_all & IVTV_HW_SAA717X)
720 itv->video_dec_func = ivtv_saa717x;
721 else
722 itv->video_dec_func = ivtv_saa7115;
723 }
724
725 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev,
726 const struct pci_device_id *pci_id)
727 {
728 u16 cmd;
729 unsigned char pci_latency;
730
731 IVTV_DEBUG_INFO("Enabling pci device\n");
732
733 if (pci_enable_device(dev)) {
734 IVTV_ERR("Can't enable device %d!\n", itv->num);
735 return -EIO;
736 }
737 if (pci_set_dma_mask(dev, 0xffffffff)) {
738 IVTV_ERR("No suitable DMA available on card %d.\n", itv->num);
739 return -EIO;
740 }
741 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) {
742 IVTV_ERR("Cannot request encoder memory region on card %d.\n", itv->num);
743 return -EIO;
744 }
745
746 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET,
747 IVTV_REG_SIZE, "ivtv registers")) {
748 IVTV_ERR("Cannot request register memory region on card %d.\n", itv->num);
749 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
750 return -EIO;
751 }
752
753 if (itv->has_cx23415 &&
754 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET,
755 IVTV_DECODER_SIZE, "ivtv decoder")) {
756 IVTV_ERR("Cannot request decoder memory region on card %d.\n", itv->num);
757 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
758 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
759 return -EIO;
760 }
761
762 /* Check for bus mastering */
763 pci_read_config_word(dev, PCI_COMMAND, &cmd);
764 if (!(cmd & PCI_COMMAND_MASTER)) {
765 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n");
766 pci_set_master(dev);
767 pci_read_config_word(dev, PCI_COMMAND, &cmd);
768 if (!(cmd & PCI_COMMAND_MASTER)) {
769 IVTV_ERR("Bus Mastering is not enabled\n");
770 return -ENXIO;
771 }
772 }
773 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n");
774
775 pci_read_config_byte(dev, PCI_CLASS_REVISION, &itv->card_rev);
776 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
777
778 if (pci_latency < 64 && ivtv_pci_latency) {
779 IVTV_INFO("Unreasonably low latency timer, "
780 "setting to 64 (was %d)\n", pci_latency);
781 pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
782 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
783 }
784 /* This config space value relates to DMA latencies. The
785 default value 0x8080 is too low however and will lead
786 to DMA errors. 0xffff is the max value which solves
787 these problems. */
788 pci_write_config_dword(dev, 0x40, 0xffff);
789
790 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, "
791 "irq: %d, latency: %d, memory: 0x%lx\n",
792 itv->dev->device, itv->card_rev, dev->bus->number,
793 PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn),
794 itv->dev->irq, pci_latency, (unsigned long)itv->base_addr);
795
796 return 0;
797 }
798
799 static void ivtv_request_module(struct ivtv *itv, const char *name)
800 {
801 if (request_module(name) != 0) {
802 IVTV_ERR("Failed to load module %s\n", name);
803 } else {
804 IVTV_DEBUG_INFO("Loaded module %s\n", name);
805 }
806 }
807
808 static void ivtv_load_and_init_modules(struct ivtv *itv)
809 {
810 struct v4l2_control ctrl;
811 u32 hw = itv->card->hw_all;
812 int i;
813
814 /* load modules */
815 #ifndef CONFIG_VIDEO_TUNER
816 if (hw & IVTV_HW_TUNER) {
817 ivtv_request_module(itv, "tuner");
818 #ifdef HAVE_XC3028
819 if (itv->options.tuner == TUNER_XCEIVE_XC3028)
820 ivtv_request_module(itv, "xc3028-tuner");
821 #endif
822 }
823 #endif
824 #ifndef CONFIG_VIDEO_CX25840
825 if (hw & IVTV_HW_CX25840)
826 ivtv_request_module(itv, "cx25840");
827 #endif
828 #ifndef CONFIG_VIDEO_SAA711X
829 if (hw & IVTV_HW_SAA711X)
830 ivtv_request_module(itv, "saa7115");
831 #endif
832 #ifndef CONFIG_VIDEO_SAA7127
833 if (hw & IVTV_HW_SAA7127)
834 ivtv_request_module(itv, "saa7127");
835 #endif
836 if (hw & IVTV_HW_SAA717X)
837 ivtv_request_module(itv, "saa717x");
838 #ifndef CONFIG_VIDEO_UPD64031A
839 if (hw & IVTV_HW_UPD64031A)
840 ivtv_request_module(itv, "upd64031a");
841 #endif
842 #ifndef CONFIG_VIDEO_UPD64083
843 if (hw & IVTV_HW_UPD6408X)
844 ivtv_request_module(itv, "upd64083");
845 #endif
846 #ifndef CONFIG_VIDEO_MSP3400
847 if (hw & IVTV_HW_MSP34XX)
848 ivtv_request_module(itv, "msp3400");
849 #endif
850 if (hw & IVTV_HW_TVAUDIO)
851 ivtv_request_module(itv, "tvaudio");
852 #ifndef CONFIG_VIDEO_WM8775
853 if (hw & IVTV_HW_WM8775)
854 ivtv_request_module(itv, "wm8775");
855 #endif
856 #ifndef CONFIG_VIDEO_WM8739
857 if (hw & IVTV_HW_WM8739)
858 ivtv_request_module(itv, "wm8739");
859 #endif
860 #ifndef CONFIG_VIDEO_CS53L32A
861 if (hw & IVTV_HW_CS53L32A)
862 ivtv_request_module(itv, "cs53l32a");
863 #endif
864
865 /* check which i2c devices are actually found */
866 for (i = 0; i < 32; i++) {
867 u32 device = 1 << i;
868
869 if (!(device & hw))
870 continue;
871 if (device == IVTV_HW_GPIO) {
872 /* GPIO is always available */
873 itv->hw_flags |= IVTV_HW_GPIO;
874 continue;
875 }
876 if (ivtv_i2c_hw_addr(itv, device) > 0)
877 itv->hw_flags |= device;
878 }
879
880 hw = itv->hw_flags;
881
882 if (itv->card->type == IVTV_CARD_CX23416GYC) {
883 /* Several variations of this card exist, detect which card
884 type should be used. */
885 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0)
886 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS);
887 else if ((hw & IVTV_HW_UPD64031A) == 0)
888 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
889 }
890
891 if (hw & IVTV_HW_CX25840) {
892 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
893 ctrl.id = V4L2_CID_PRIVATE_BASE;
894 ctrl.value = itv->pvr150_workaround;
895 itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl);
896
897 itv->vbi.raw_decoder_line_size = 1444;
898 itv->vbi.raw_decoder_sav_odd_field = 0x20;
899 itv->vbi.raw_decoder_sav_even_field = 0x60;
900 itv->vbi.sliced_decoder_line_size = 272;
901 itv->vbi.sliced_decoder_sav_odd_field = 0xB0;
902 itv->vbi.sliced_decoder_sav_even_field = 0xF0;
903 }
904
905 if (hw & IVTV_HW_SAA711X) {
906 struct v4l2_chip_ident v = { V4L2_CHIP_MATCH_I2C_DRIVER, I2C_DRIVERID_SAA711X };
907
908 /* determine the exact saa711x model */
909 itv->hw_flags &= ~IVTV_HW_SAA711X;
910
911 ivtv_saa7115(itv, VIDIOC_G_CHIP_IDENT, &v);
912 if (v.ident == V4L2_IDENT_SAA7114) {
913 itv->hw_flags |= IVTV_HW_SAA7114;
914 /* VBI is not yet supported by the saa7114 driver. */
915 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE);
916 }
917 else {
918 itv->hw_flags |= IVTV_HW_SAA7115;
919 }
920 itv->vbi.raw_decoder_line_size = 1443;
921 itv->vbi.raw_decoder_sav_odd_field = 0x25;
922 itv->vbi.raw_decoder_sav_even_field = 0x62;
923 itv->vbi.sliced_decoder_line_size = 51;
924 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
925 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
926 }
927
928 if (hw & IVTV_HW_SAA717X) {
929 itv->vbi.raw_decoder_line_size = 1443;
930 itv->vbi.raw_decoder_sav_odd_field = 0x25;
931 itv->vbi.raw_decoder_sav_even_field = 0x62;
932 itv->vbi.sliced_decoder_line_size = 51;
933 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
934 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
935 }
936 }
937
938 static int __devinit ivtv_probe(struct pci_dev *dev,
939 const struct pci_device_id *pci_id)
940 {
941 int retval = 0;
942 int video_input;
943 int yuv_buf_size;
944 int vbi_buf_size;
945 int fw_retry_count = 3;
946 struct ivtv *itv;
947 struct v4l2_frequency vf;
948
949 spin_lock(&ivtv_cards_lock);
950
951 /* Make sure we've got a place for this card */
952 if (ivtv_cards_active == IVTV_MAX_CARDS) {
953 printk(KERN_ERR "ivtv: Maximum number of cards detected (%d).\n",
954 ivtv_cards_active);
955 spin_unlock(&ivtv_cards_lock);
956 return -ENOMEM;
957 }
958
959 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
960 if (itv == 0) {
961 spin_unlock(&ivtv_cards_lock);
962 return -ENOMEM;
963 }
964 ivtv_cards[ivtv_cards_active] = itv;
965 itv->dev = dev;
966 itv->num = ivtv_cards_active++;
967 snprintf(itv->name, sizeof(itv->name) - 1, "ivtv%d", itv->num);
968 if (itv->num) {
969 printk(KERN_INFO "ivtv: ====================== NEXT CARD ======================\n");
970 }
971
972 spin_unlock(&ivtv_cards_lock);
973
974 ivtv_process_options(itv);
975 if (itv->options.cardtype == -1) {
976 retval = -ENODEV;
977 goto err;
978 }
979 if (ivtv_init_struct1(itv)) {
980 retval = -ENOMEM;
981 goto err;
982 }
983
984 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr);
985
986 /* PCI Device Setup */
987 if ((retval = ivtv_setup_pci(itv, dev, pci_id)) != 0) {
988 if (retval == -EIO)
989 goto free_workqueue;
990 else if (retval == -ENXIO)
991 goto free_mem;
992 }
993 /* save itv in the pci struct for later use */
994 pci_set_drvdata(dev, itv);
995
996 /* map io memory */
997 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
998 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE);
999 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
1000 IVTV_ENCODER_SIZE);
1001 if (!itv->enc_mem) {
1002 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1003 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1004 retval = -ENOMEM;
1005 goto free_mem;
1006 }
1007
1008 if (itv->has_cx23415) {
1009 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1010 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1011 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
1012 IVTV_DECODER_SIZE);
1013 if (!itv->dec_mem) {
1014 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1015 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1016 retval = -ENOMEM;
1017 goto free_mem;
1018 }
1019 }
1020 else {
1021 itv->dec_mem = itv->enc_mem;
1022 }
1023
1024 /* map registers memory */
1025 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1026 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1027 itv->reg_mem =
1028 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1029 if (!itv->reg_mem) {
1030 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1031 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1032 retval = -ENOMEM;
1033 goto free_io;
1034 }
1035
1036 while (--fw_retry_count > 0) {
1037 /* load firmware */
1038 if (ivtv_firmware_init(itv) == 0)
1039 break;
1040 if (fw_retry_count > 1)
1041 IVTV_WARN("Retry loading firmware\n");
1042 }
1043 if (fw_retry_count == 0) {
1044 IVTV_ERR("Error initializing firmware\n");
1045 goto free_i2c;
1046 }
1047
1048 /* Try and get firmware versions */
1049 IVTV_DEBUG_INFO("Getting firmware version..\n");
1050 ivtv_firmware_versions(itv);
1051
1052 /* Check yuv output filter table */
1053 if (itv->has_cx23415) ivtv_yuv_filter_check(itv);
1054
1055 ivtv_gpio_init(itv);
1056
1057 /* active i2c */
1058 IVTV_DEBUG_INFO("activating i2c...\n");
1059 if (init_ivtv_i2c(itv)) {
1060 IVTV_ERR("Could not initialize i2c\n");
1061 goto free_irq;
1062 }
1063
1064 IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active);
1065
1066 if (itv->card->hw_all & IVTV_HW_TVEEPROM) {
1067 #ifdef CONFIG_VIDEO_TVEEPROM_MODULE
1068 ivtv_request_module(itv, "tveeprom");
1069 #endif
1070 /* Based on the model number the cardtype may be changed.
1071 The PCI IDs are not always reliable. */
1072 ivtv_process_eeprom(itv);
1073 }
1074
1075 if (itv->std == 0) {
1076 itv->std = V4L2_STD_NTSC_M;
1077 }
1078
1079 if (itv->options.tuner == -1) {
1080 int i;
1081
1082 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) {
1083 if ((itv->std & itv->card->tuners[i].std) == 0)
1084 continue;
1085 itv->options.tuner = itv->card->tuners[i].tuner;
1086 break;
1087 }
1088 }
1089 /* if no tuner was found, then pick the first tuner in the card list */
1090 if (itv->options.tuner == -1 && itv->card->tuners[0].std) {
1091 itv->std = itv->card->tuners[0].std;
1092 itv->options.tuner = itv->card->tuners[0].tuner;
1093 }
1094 if (itv->options.radio == -1)
1095 itv->options.radio = (itv->card->radio_input.audio_type != 0);
1096
1097 /* The card is now fully identified, continue with card-specific
1098 initialization. */
1099 ivtv_init_struct2(itv);
1100
1101 ivtv_load_and_init_modules(itv);
1102
1103 if (itv->std & V4L2_STD_525_60) {
1104 itv->is_60hz = 1;
1105 itv->is_out_60hz = 1;
1106 } else {
1107 itv->is_50hz = 1;
1108 itv->is_out_50hz = 1;
1109 }
1110 itv->params.video_gop_size = itv->is_60hz ? 15 : 12;
1111
1112 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000;
1113 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200;
1114 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000;
1115
1116 /* 0x15180 == 720 * 480 / 4, 0x19500 == 720 * 576 / 4 */
1117 yuv_buf_size = itv->is_60hz ? 0x15180 : 0x19500;
1118 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = yuv_buf_size / 2;
1119 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = yuv_buf_size / 8;
1120
1121 /* Setup VBI Raw Size. Should be big enough to hold PAL.
1122 It is possible to switch between PAL and NTSC, so we need to
1123 take the largest size here. */
1124 /* 1456 is multiple of 16, real size = 1444 */
1125 itv->vbi.raw_size = 1456;
1126 /* We use a buffer size of 1/2 of the total size needed for a
1127 frame. This is actually very useful, since we now receive
1128 a field at a time and that makes 'compressing' the raw data
1129 down to size by stripping off the SAV codes a lot easier.
1130 Note: having two different buffer sizes prevents standard
1131 switching on the fly. We need to find a better solution... */
1132 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2;
1133 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size;
1134 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36;
1135
1136 if (itv->options.radio > 0)
1137 itv->v4l2_cap |= V4L2_CAP_RADIO;
1138
1139 if (itv->options.tuner > -1) {
1140 struct tuner_setup setup;
1141
1142 setup.addr = ADDR_UNSET;
1143 setup.type = itv->options.tuner;
1144 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
1145 #ifdef HAVE_XC3028
1146 setup.initmode = V4L2_TUNER_ANALOG_TV;
1147 if (itv->options.tuner == TUNER_XCEIVE_XC3028) {
1148 setup.gpio_write = ivtv_reset_tuner_gpio;
1149 setup.gpio_priv = itv;
1150 }
1151 #endif
1152 ivtv_call_i2c_clients(itv, TUNER_SET_TYPE_ADDR, &setup);
1153 }
1154
1155 vf.tuner = 0;
1156 vf.type = V4L2_TUNER_ANALOG_TV;
1157 vf.frequency = 6400; /* the tuner 'baseline' frequency */
1158 if (itv->std & V4L2_STD_NTSC_M) {
1159 /* Why on earth? */
1160 vf.frequency = 1076; /* ch. 4 67250*16/1000 */
1161 }
1162
1163 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
1164 are not. */
1165 itv->tuner_std = itv->std;
1166
1167 video_input = itv->active_input;
1168 itv->active_input++; /* Force update of input */
1169 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input);
1170
1171 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
1172 in one place. */
1173 itv->std++; /* Force full standard initialization */
1174 itv->std_out = itv->std;
1175 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf);
1176
1177 retval = ivtv_streams_setup(itv);
1178 if (retval) {
1179 IVTV_ERR("Error %d setting up streams\n", retval);
1180 goto free_i2c;
1181 }
1182
1183 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
1184 ivtv_init_mpeg_decoder(itv);
1185 }
1186 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std);
1187
1188 IVTV_DEBUG_IRQ("Masking interrupts\n");
1189 /* clear interrupt mask, effectively disabling interrupts */
1190 ivtv_set_irq_mask(itv, 0xffffffff);
1191
1192 /* Register IRQ */
1193 retval = request_irq(itv->dev->irq, ivtv_irq_handler,
1194 IRQF_SHARED | IRQF_DISABLED, itv->name, (void *)itv);
1195 if (retval) {
1196 IVTV_ERR("Failed to register irq %d\n", retval);
1197 goto free_streams;
1198 }
1199
1200 /* On a cx23416 this seems to be able to enable DMA to the chip? */
1201 if (!itv->has_cx23415)
1202 write_reg_sync(0x03, IVTV_REG_DMACONTROL);
1203
1204 /* Default interrupts enabled. For the PVR350 this includes the
1205 decoder VSYNC interrupt, which is always on. It is not only used
1206 during decoding but also by the OSD.
1207 Some old PVR250 cards had a cx23415, so testing for that is too
1208 general. Instead test if the card has video output capability. */
1209 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
1210 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
1211 else
1212 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
1213
1214 if (itv->has_cx23415)
1215 ivtv_set_osd_alpha(itv);
1216
1217 IVTV_INFO("Initialized %s, card #%d\n", itv->card_name, itv->num);
1218
1219 return 0;
1220
1221 free_irq:
1222 free_irq(itv->dev->irq, (void *)itv);
1223 free_streams:
1224 ivtv_streams_cleanup(itv);
1225 free_i2c:
1226 exit_ivtv_i2c(itv);
1227 free_io:
1228 ivtv_iounmap(itv);
1229 free_mem:
1230 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1231 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1232 if (itv->has_cx23415)
1233 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1234 free_workqueue:
1235 destroy_workqueue(itv->irq_work_queues);
1236 err:
1237 if (retval == 0)
1238 retval = -ENODEV;
1239 IVTV_ERR("Error %d on initialization\n", retval);
1240
1241 kfree(ivtv_cards[ivtv_cards_active]);
1242 ivtv_cards[ivtv_cards_active] = NULL;
1243 return retval;
1244 }
1245
1246 static void ivtv_remove(struct pci_dev *pci_dev)
1247 {
1248 struct ivtv *itv = pci_get_drvdata(pci_dev);
1249
1250 IVTV_DEBUG_INFO("Removing Card #%d.\n", itv->num);
1251
1252 /* Stop all captures */
1253 IVTV_DEBUG_INFO(" Stopping all streams.\n");
1254 if (atomic_read(&itv->capturing) > 0)
1255 ivtv_stop_all_captures(itv);
1256
1257 /* Stop all decoding */
1258 IVTV_DEBUG_INFO(" Stopping decoding.\n");
1259 if (atomic_read(&itv->decoding) > 0) {
1260 int type;
1261
1262 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
1263 type = IVTV_DEC_STREAM_TYPE_YUV;
1264 else
1265 type = IVTV_DEC_STREAM_TYPE_MPG;
1266 ivtv_stop_v4l2_decode_stream(&itv->streams[type],
1267 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
1268 }
1269
1270 /* Interrupts */
1271 IVTV_DEBUG_INFO(" Disabling interrupts.\n");
1272 ivtv_set_irq_mask(itv, 0xffffffff);
1273 del_timer_sync(&itv->dma_timer);
1274
1275 /* Stop all Work Queues */
1276 IVTV_DEBUG_INFO(" Stop Work Queues.\n");
1277 flush_workqueue(itv->irq_work_queues);
1278 destroy_workqueue(itv->irq_work_queues);
1279
1280 IVTV_DEBUG_INFO(" Stopping Firmware.\n");
1281 ivtv_halt_firmware(itv);
1282
1283 IVTV_DEBUG_INFO(" Unregistering v4l devices.\n");
1284 ivtv_streams_cleanup(itv);
1285 IVTV_DEBUG_INFO(" Freeing dma resources.\n");
1286 ivtv_udma_free(itv);
1287
1288 exit_ivtv_i2c(itv);
1289
1290 IVTV_DEBUG_INFO(" Releasing irq.\n");
1291 free_irq(itv->dev->irq, (void *)itv);
1292
1293 if (itv->dev) {
1294 ivtv_iounmap(itv);
1295 }
1296
1297 IVTV_DEBUG_INFO(" Releasing mem.\n");
1298 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1299 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1300 if (itv->has_cx23415)
1301 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1302
1303 pci_disable_device(itv->dev);
1304
1305 IVTV_INFO("Removed %s, card #%d\n", itv->card_name, itv->num);
1306 }
1307
1308 /* define a pci_driver for card detection */
1309 static struct pci_driver ivtv_pci_driver = {
1310 .name = "ivtv",
1311 .id_table = ivtv_pci_tbl,
1312 .probe = ivtv_probe,
1313 .remove = ivtv_remove,
1314 };
1315
1316 static int module_start(void)
1317 {
1318 printk(KERN_INFO "ivtv: ==================== START INIT IVTV ====================\n");
1319 printk(KERN_INFO "ivtv: version %s (" VERMAGIC_STRING ") loading\n", IVTV_VERSION);
1320
1321 memset(ivtv_cards, 0, sizeof(ivtv_cards));
1322
1323 /* Validate parameters */
1324 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) {
1325 printk(KERN_ERR "ivtv: ivtv_first_minor must be between 0 and %d. Exiting...\n",
1326 IVTV_MAX_CARDS - 1);
1327 return -1;
1328 }
1329
1330 if (ivtv_debug < 0 || ivtv_debug > 511) {
1331 ivtv_debug = 0;
1332 printk(KERN_INFO "ivtv: debug value must be >= 0 and <= 511!\n");
1333 }
1334
1335 if (pci_register_driver(&ivtv_pci_driver)) {
1336 printk(KERN_ERR "ivtv: Error detecting PCI card\n");
1337 return -ENODEV;
1338 }
1339 printk(KERN_INFO "ivtv: ==================== END INIT IVTV ====================\n");
1340 return 0;
1341 }
1342
1343 static void module_cleanup(void)
1344 {
1345 int i, j;
1346
1347 pci_unregister_driver(&ivtv_pci_driver);
1348
1349 for (i = 0; i < ivtv_cards_active; i++) {
1350 if (ivtv_cards[i] == NULL)
1351 continue;
1352 for (j = 0; j < IVTV_VBI_FRAMES; j++) {
1353 kfree(ivtv_cards[i]->vbi.sliced_mpeg_data[j]);
1354 }
1355 kfree(ivtv_cards[i]);
1356 }
1357 }
1358
1359 /* Note: These symbols are exported because they are used by the ivtv-fb
1360 framebuffer module and an infrared module for the IR-blaster. */
1361 EXPORT_SYMBOL(ivtv_set_irq_mask);
1362 EXPORT_SYMBOL(ivtv_cards_active);
1363 EXPORT_SYMBOL(ivtv_cards);
1364 EXPORT_SYMBOL(ivtv_api);
1365 EXPORT_SYMBOL(ivtv_vapi);
1366 EXPORT_SYMBOL(ivtv_vapi_result);
1367 EXPORT_SYMBOL(ivtv_clear_irq_mask);
1368 EXPORT_SYMBOL(ivtv_debug);
1369 EXPORT_SYMBOL(ivtv_reset_ir_gpio);
1370 EXPORT_SYMBOL(ivtv_udma_setup);
1371 EXPORT_SYMBOL(ivtv_udma_unmap);
1372 EXPORT_SYMBOL(ivtv_udma_alloc);
1373 EXPORT_SYMBOL(ivtv_udma_prepare);
1374
1375 module_init(module_start);
1376 module_exit(module_cleanup);
Tomato firmware and modifications.