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Revert "[PATCH] paravirt: Add startup infrastructure for paravirtualization"
[pv_ops_mirror.git] / drivers / media / video / ivtv / ivtv-driver.c
blob45b9328a538f5c8d4809462c4147a23c1f217df7
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 spinlock_t ivtv_cards_lock = SPIN_LOCK_UNLOCKED;
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->i2c_bus_lock);
626 mutex_init(&itv->udma.lock);
627
628 spin_lock_init(&itv->lock);
629 spin_lock_init(&itv->dma_reg_lock);
630
631 itv->irq_work_queues = create_workqueue(itv->name);
632 if (itv->irq_work_queues == NULL) {
633 IVTV_ERR("Could not create ivtv workqueue\n");
634 return -1;
635 }
636
637 INIT_WORK(&itv->irq_work_queue, ivtv_irq_work_handler);
638
639 /* start counting open_id at 1 */
640 itv->open_id = 1;
641
642 /* Initial settings */
643 cx2341x_fill_defaults(&itv->params);
644 itv->params.port = CX2341X_PORT_MEMORY;
645 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI;
646 init_waitqueue_head(&itv->cap_w);
647 init_waitqueue_head(&itv->event_waitq);
648 init_waitqueue_head(&itv->vsync_waitq);
649 init_waitqueue_head(&itv->dma_waitq);
650 init_timer(&itv->dma_timer);
651 itv->dma_timer.function = ivtv_unfinished_dma;
652 itv->dma_timer.data = (unsigned long)itv;
653
654 itv->cur_dma_stream = -1;
655 itv->audio_stereo_mode = AUDIO_STEREO;
656 itv->audio_bilingual_mode = AUDIO_MONO_LEFT;
657
658 /* Ctrls */
659 itv->speed = 1000;
660
661 /* VBI */
662 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
663 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
664
665 /* OSD */
666 itv->osd_global_alpha_state = 1;
667 itv->osd_global_alpha = 255;
668
669 /* YUV */
670 atomic_set(&itv->yuv_info.next_dma_frame, -1);
671 itv->yuv_info.lace_mode = ivtv_yuv_mode;
672 itv->yuv_info.lace_threshold = ivtv_yuv_threshold;
673 return 0;
674 }
675
676 /* Second initialization part. Here the card type has been
677 autodetected. */
678 static void __devinit ivtv_init_struct2(struct ivtv *itv)
679 {
680 int i;
681
682 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++)
683 if (itv->card->video_inputs[i].video_type == 0)
684 break;
685 itv->nof_inputs = i;
686 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++)
687 if (itv->card->audio_inputs[i].audio_type == 0)
688 break;
689 itv->nof_audio_inputs = i;
690
691 /* 0x00EF = saa7114(239) 0x00F0 = saa7115(240) 0x0106 = micro */
692 if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))
693 itv->digitizer = 0xF1;
694 else if (itv->card->hw_all & IVTV_HW_SAA7114)
695 itv->digitizer = 0xEF;
696 else /* cx25840 */
697 itv->digitizer = 0x140;
698
699 if (itv->card->hw_all & IVTV_HW_CX25840) {
700 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */
701 } else {
702 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */
703 }
704
705 /* Find tuner input */
706 for (i = 0; i < itv->nof_inputs; i++) {
707 if (itv->card->video_inputs[i].video_type ==
708 IVTV_CARD_INPUT_VID_TUNER)
709 break;
710 }
711 if (i == itv->nof_inputs)
712 i = 0;
713 itv->active_input = i;
714 itv->audio_input = itv->card->video_inputs[i].audio_index;
715 if (itv->card->hw_all & IVTV_HW_CX25840)
716 itv->video_dec_func = ivtv_cx25840;
717 else if (itv->card->hw_all & IVTV_HW_SAA717X)
718 itv->video_dec_func = ivtv_saa717x;
719 else
720 itv->video_dec_func = ivtv_saa7115;
721 }
722
723 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev,
724 const struct pci_device_id *pci_id)
725 {
726 u16 cmd;
727 unsigned char pci_latency;
728
729 IVTV_DEBUG_INFO("Enabling pci device\n");
730
731 if (pci_enable_device(dev)) {
732 IVTV_ERR("Can't enable device %d!\n", itv->num);
733 return -EIO;
734 }
735 if (pci_set_dma_mask(dev, 0xffffffff)) {
736 IVTV_ERR("No suitable DMA available on card %d.\n", itv->num);
737 return -EIO;
738 }
739 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) {
740 IVTV_ERR("Cannot request encoder memory region on card %d.\n", itv->num);
741 return -EIO;
742 }
743
744 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET,
745 IVTV_REG_SIZE, "ivtv registers")) {
746 IVTV_ERR("Cannot request register memory region on card %d.\n", itv->num);
747 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
748 return -EIO;
749 }
750
751 if (itv->has_cx23415 &&
752 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET,
753 IVTV_DECODER_SIZE, "ivtv decoder")) {
754 IVTV_ERR("Cannot request decoder memory region on card %d.\n", itv->num);
755 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
756 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
757 return -EIO;
758 }
759
760 /* Check for bus mastering */
761 pci_read_config_word(dev, PCI_COMMAND, &cmd);
762 if (!(cmd & PCI_COMMAND_MASTER)) {
763 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n");
764 pci_set_master(dev);
765 pci_read_config_word(dev, PCI_COMMAND, &cmd);
766 if (!(cmd & PCI_COMMAND_MASTER)) {
767 IVTV_ERR("Bus Mastering is not enabled\n");
768 return -ENXIO;
769 }
770 }
771 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n");
772
773 pci_read_config_byte(dev, PCI_CLASS_REVISION, &itv->card_rev);
774 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
775
776 if (pci_latency < 64 && ivtv_pci_latency) {
777 IVTV_INFO("Unreasonably low latency timer, "
778 "setting to 64 (was %d)\n", pci_latency);
779 pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
780 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
781 }
782 /* This config space value relates to DMA latencies. The
783 default value 0x8080 is too low however and will lead
784 to DMA errors. 0xffff is the max value which solves
785 these problems. */
786 pci_write_config_dword(dev, 0x40, 0xffff);
787
788 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, "
789 "irq: %d, latency: %d, memory: 0x%lx\n",
790 itv->dev->device, itv->card_rev, dev->bus->number,
791 PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn),
792 itv->dev->irq, pci_latency, (unsigned long)itv->base_addr);
793
794 return 0;
795 }
796
797 static void ivtv_request_module(struct ivtv *itv, const char *name)
798 {
799 if (request_module(name) != 0) {
800 IVTV_ERR("Failed to load module %s\n", name);
801 } else {
802 IVTV_DEBUG_INFO("Loaded module %s\n", name);
803 }
804 }
805
806 static void ivtv_load_and_init_modules(struct ivtv *itv)
807 {
808 struct v4l2_control ctrl;
809 u32 hw = itv->card->hw_all;
810 int i;
811
812 /* load modules */
813 #ifndef CONFIG_VIDEO_TUNER
814 if (hw & IVTV_HW_TUNER) {
815 ivtv_request_module(itv, "tuner");
816 #ifdef HAVE_XC3028
817 if (itv->options.tuner == TUNER_XCEIVE_XC3028)
818 ivtv_request_module(itv, "xc3028-tuner");
819 #endif
820 }
821 #endif
822 #ifndef CONFIG_VIDEO_CX25840
823 if (hw & IVTV_HW_CX25840)
824 ivtv_request_module(itv, "cx25840");
825 #endif
826 #ifndef CONFIG_VIDEO_SAA711X
827 if (hw & IVTV_HW_SAA711X)
828 ivtv_request_module(itv, "saa7115");
829 #endif
830 #ifndef CONFIG_VIDEO_SAA7127
831 if (hw & IVTV_HW_SAA7127)
832 ivtv_request_module(itv, "saa7127");
833 #endif
834 if (hw & IVTV_HW_SAA717X)
835 ivtv_request_module(itv, "saa717x");
836 #ifndef CONFIG_VIDEO_UPD64031A
837 if (hw & IVTV_HW_UPD64031A)
838 ivtv_request_module(itv, "upd64031a");
839 #endif
840 #ifndef CONFIG_VIDEO_UPD64083
841 if (hw & IVTV_HW_UPD6408X)
842 ivtv_request_module(itv, "upd64083");
843 #endif
844 #ifndef CONFIG_VIDEO_MSP3400
845 if (hw & IVTV_HW_MSP34XX)
846 ivtv_request_module(itv, "msp3400");
847 #endif
848 if (hw & IVTV_HW_TVAUDIO)
849 ivtv_request_module(itv, "tvaudio");
850 #ifndef CONFIG_VIDEO_WM8775
851 if (hw & IVTV_HW_WM8775)
852 ivtv_request_module(itv, "wm8775");
853 #endif
854 #ifndef CONFIG_VIDEO_WM8739
855 if (hw & IVTV_HW_WM8739)
856 ivtv_request_module(itv, "wm8739");
857 #endif
858 #ifndef CONFIG_VIDEO_CS53L32A
859 if (hw & IVTV_HW_CS53L32A)
860 ivtv_request_module(itv, "cs53l32a");
861 #endif
862
863 /* check which i2c devices are actually found */
864 for (i = 0; i < 32; i++) {
865 u32 device = 1 << i;
866
867 if (!(device & hw))
868 continue;
869 if (device == IVTV_HW_GPIO) {
870 /* GPIO is always available */
871 itv->hw_flags |= IVTV_HW_GPIO;
872 continue;
873 }
874 if (ivtv_i2c_hw_addr(itv, device) > 0)
875 itv->hw_flags |= device;
876 }
877
878 hw = itv->hw_flags;
879
880 if (itv->card->type == IVTV_CARD_CX23416GYC) {
881 /* Several variations of this card exist, detect which card
882 type should be used. */
883 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0)
884 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS);
885 else if ((hw & IVTV_HW_UPD64031A) == 0)
886 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
887 }
888
889 if (hw & IVTV_HW_CX25840) {
890 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
891 ctrl.id = V4L2_CID_PRIVATE_BASE;
892 ctrl.value = itv->pvr150_workaround;
893 itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl);
894
895 itv->vbi.raw_decoder_line_size = 1444;
896 itv->vbi.raw_decoder_sav_odd_field = 0x20;
897 itv->vbi.raw_decoder_sav_even_field = 0x60;
898 itv->vbi.sliced_decoder_line_size = 272;
899 itv->vbi.sliced_decoder_sav_odd_field = 0xB0;
900 itv->vbi.sliced_decoder_sav_even_field = 0xF0;
901 }
902
903 if (hw & IVTV_HW_SAA711X) {
904 struct v4l2_chip_ident v = { V4L2_CHIP_MATCH_I2C_DRIVER, I2C_DRIVERID_SAA711X };
905
906 /* determine the exact saa711x model */
907 itv->hw_flags &= ~IVTV_HW_SAA711X;
908
909 ivtv_saa7115(itv, VIDIOC_G_CHIP_IDENT, &v);
910 if (v.ident == V4L2_IDENT_SAA7114) {
911 itv->hw_flags |= IVTV_HW_SAA7114;
912 /* VBI is not yet supported by the saa7114 driver. */
913 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE);
914 }
915 else {
916 itv->hw_flags |= IVTV_HW_SAA7115;
917 }
918 itv->vbi.raw_decoder_line_size = 1443;
919 itv->vbi.raw_decoder_sav_odd_field = 0x25;
920 itv->vbi.raw_decoder_sav_even_field = 0x62;
921 itv->vbi.sliced_decoder_line_size = 51;
922 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
923 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
924 }
925
926 if (hw & IVTV_HW_SAA717X) {
927 itv->vbi.raw_decoder_line_size = 1443;
928 itv->vbi.raw_decoder_sav_odd_field = 0x25;
929 itv->vbi.raw_decoder_sav_even_field = 0x62;
930 itv->vbi.sliced_decoder_line_size = 51;
931 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
932 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
933 }
934 }
935
936 static int __devinit ivtv_probe(struct pci_dev *dev,
937 const struct pci_device_id *pci_id)
938 {
939 int retval = 0;
940 int video_input;
941 int yuv_buf_size;
942 int vbi_buf_size;
943 int fw_retry_count = 3;
944 struct ivtv *itv;
945 struct v4l2_frequency vf;
946
947 spin_lock(&ivtv_cards_lock);
948
949 /* Make sure we've got a place for this card */
950 if (ivtv_cards_active == IVTV_MAX_CARDS) {
951 printk(KERN_ERR "ivtv: Maximum number of cards detected (%d).\n",
952 ivtv_cards_active);
953 spin_unlock(&ivtv_cards_lock);
954 return -ENOMEM;
955 }
956
957 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
958 if (itv == 0) {
959 spin_unlock(&ivtv_cards_lock);
960 return -ENOMEM;
961 }
962 ivtv_cards[ivtv_cards_active] = itv;
963 itv->dev = dev;
964 itv->num = ivtv_cards_active++;
965 snprintf(itv->name, sizeof(itv->name) - 1, "ivtv%d", itv->num);
966 if (itv->num) {
967 printk(KERN_INFO "ivtv: ====================== NEXT CARD ======================\n");
968 }
969
970 spin_unlock(&ivtv_cards_lock);
971
972 ivtv_process_options(itv);
973 if (itv->options.cardtype == -1) {
974 retval = -ENODEV;
975 goto err;
976 }
977 if (ivtv_init_struct1(itv)) {
978 retval = -ENOMEM;
979 goto err;
980 }
981
982 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr);
983
984 /* PCI Device Setup */
985 if ((retval = ivtv_setup_pci(itv, dev, pci_id)) != 0) {
986 if (retval == -EIO)
987 goto free_workqueue;
988 else if (retval == -ENXIO)
989 goto free_mem;
990 }
991 /* save itv in the pci struct for later use */
992 pci_set_drvdata(dev, itv);
993
994 /* map io memory */
995 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
996 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE);
997 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
998 IVTV_ENCODER_SIZE);
999 if (!itv->enc_mem) {
1000 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1001 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1002 retval = -ENOMEM;
1003 goto free_mem;
1004 }
1005
1006 if (itv->has_cx23415) {
1007 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1008 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1009 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
1010 IVTV_DECODER_SIZE);
1011 if (!itv->dec_mem) {
1012 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1013 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1014 retval = -ENOMEM;
1015 goto free_mem;
1016 }
1017 }
1018 else {
1019 itv->dec_mem = itv->enc_mem;
1020 }
1021
1022 /* map registers memory */
1023 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1024 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1025 itv->reg_mem =
1026 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1027 if (!itv->reg_mem) {
1028 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1029 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1030 retval = -ENOMEM;
1031 goto free_io;
1032 }
1033
1034 while (--fw_retry_count > 0) {
1035 /* load firmware */
1036 if (ivtv_firmware_init(itv) == 0)
1037 break;
1038 if (fw_retry_count > 1)
1039 IVTV_WARN("Retry loading firmware\n");
1040 }
1041 if (fw_retry_count == 0) {
1042 IVTV_ERR("Error initializing firmware\n");
1043 goto free_i2c;
1044 }
1045
1046 /* Try and get firmware versions */
1047 IVTV_DEBUG_INFO("Getting firmware version..\n");
1048 ivtv_firmware_versions(itv);
1049
1050 /* Check yuv output filter table */
1051 if (itv->has_cx23415) ivtv_yuv_filter_check(itv);
1052
1053 ivtv_gpio_init(itv);
1054
1055 /* active i2c */
1056 IVTV_DEBUG_INFO("activating i2c...\n");
1057 if (init_ivtv_i2c(itv)) {
1058 IVTV_ERR("Could not initialize i2c\n");
1059 goto free_irq;
1060 }
1061
1062 IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active);
1063
1064 if (itv->card->hw_all & IVTV_HW_TVEEPROM) {
1065 #ifdef CONFIG_VIDEO_TVEEPROM_MODULE
1066 ivtv_request_module(itv, "tveeprom");
1067 #endif
1068 /* Based on the model number the cardtype may be changed.
1069 The PCI IDs are not always reliable. */
1070 ivtv_process_eeprom(itv);
1071 }
1072
1073 if (itv->std == 0) {
1074 itv->std = V4L2_STD_NTSC_M;
1075 }
1076
1077 if (itv->options.tuner == -1) {
1078 int i;
1079
1080 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) {
1081 if ((itv->std & itv->card->tuners[i].std) == 0)
1082 continue;
1083 itv->options.tuner = itv->card->tuners[i].tuner;
1084 break;
1085 }
1086 }
1087 /* if no tuner was found, then pick the first tuner in the card list */
1088 if (itv->options.tuner == -1 && itv->card->tuners[0].std) {
1089 itv->std = itv->card->tuners[0].std;
1090 itv->options.tuner = itv->card->tuners[0].tuner;
1091 }
1092 if (itv->options.radio == -1)
1093 itv->options.radio = (itv->card->radio_input.audio_type != 0);
1094
1095 /* The card is now fully identified, continue with card-specific
1096 initialization. */
1097 ivtv_init_struct2(itv);
1098
1099 ivtv_load_and_init_modules(itv);
1100
1101 if (itv->std & V4L2_STD_525_60) {
1102 itv->is_60hz = 1;
1103 itv->is_out_60hz = 1;
1104 } else {
1105 itv->is_50hz = 1;
1106 itv->is_out_50hz = 1;
1107 }
1108 itv->params.video_gop_size = itv->is_60hz ? 15 : 12;
1109
1110 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000;
1111 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200;
1112 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000;
1113
1114 /* 0x15180 == 720 * 480 / 4, 0x19500 == 720 * 576 / 4 */
1115 yuv_buf_size = itv->is_60hz ? 0x15180 : 0x19500;
1116 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = yuv_buf_size / 2;
1117 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = yuv_buf_size / 8;
1118
1119 /* Setup VBI Raw Size. Should be big enough to hold PAL.
1120 It is possible to switch between PAL and NTSC, so we need to
1121 take the largest size here. */
1122 /* 1456 is multiple of 16, real size = 1444 */
1123 itv->vbi.raw_size = 1456;
1124 /* We use a buffer size of 1/2 of the total size needed for a
1125 frame. This is actually very useful, since we now receive
1126 a field at a time and that makes 'compressing' the raw data
1127 down to size by stripping off the SAV codes a lot easier.
1128 Note: having two different buffer sizes prevents standard
1129 switching on the fly. We need to find a better solution... */
1130 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2;
1131 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size;
1132 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36;
1133
1134 if (itv->options.radio > 0)
1135 itv->v4l2_cap |= V4L2_CAP_RADIO;
1136
1137 if (itv->options.tuner > -1) {
1138 struct tuner_setup setup;
1139
1140 setup.addr = ADDR_UNSET;
1141 setup.type = itv->options.tuner;
1142 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
1143 #ifdef HAVE_XC3028
1144 setup.initmode = V4L2_TUNER_ANALOG_TV;
1145 if (itv->options.tuner == TUNER_XCEIVE_XC3028) {
1146 setup.gpio_write = ivtv_reset_tuner_gpio;
1147 setup.gpio_priv = itv;
1148 }
1149 #endif
1150 ivtv_call_i2c_clients(itv, TUNER_SET_TYPE_ADDR, &setup);
1151 }
1152
1153 vf.tuner = 0;
1154 vf.type = V4L2_TUNER_ANALOG_TV;
1155 vf.frequency = 6400; /* the tuner 'baseline' frequency */
1156 if (itv->std & V4L2_STD_NTSC_M) {
1157 /* Why on earth? */
1158 vf.frequency = 1076; /* ch. 4 67250*16/1000 */
1159 }
1160
1161 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
1162 are not. */
1163 itv->tuner_std = itv->std;
1164
1165 video_input = itv->active_input;
1166 itv->active_input++; /* Force update of input */
1167 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input);
1168
1169 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
1170 in one place. */
1171 itv->std++; /* Force full standard initialization */
1172 itv->std_out = itv->std;
1173 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf);
1174
1175 retval = ivtv_streams_setup(itv);
1176 if (retval) {
1177 IVTV_ERR("Error %d setting up streams\n", retval);
1178 goto free_i2c;
1179 }
1180
1181 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
1182 ivtv_init_mpeg_decoder(itv);
1183 }
1184 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std);
1185
1186 IVTV_DEBUG_IRQ("Masking interrupts\n");
1187 /* clear interrupt mask, effectively disabling interrupts */
1188 ivtv_set_irq_mask(itv, 0xffffffff);
1189
1190 /* Register IRQ */
1191 retval = request_irq(itv->dev->irq, ivtv_irq_handler,
1192 IRQF_SHARED | IRQF_DISABLED, itv->name, (void *)itv);
1193 if (retval) {
1194 IVTV_ERR("Failed to register irq %d\n", retval);
1195 goto free_streams;
1196 }
1197
1198 /* On a cx23416 this seems to be able to enable DMA to the chip? */
1199 if (!itv->has_cx23415)
1200 write_reg_sync(0x03, IVTV_REG_DMACONTROL);
1201
1202 /* Default interrupts enabled. For the PVR350 this includes the
1203 decoder VSYNC interrupt, which is always on. It is not only used
1204 during decoding but also by the OSD.
1205 Some old PVR250 cards had a cx23415, so testing for that is too
1206 general. Instead test if the card has video output capability. */
1207 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
1208 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
1209 else
1210 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
1211
1212 if (itv->has_cx23415)
1213 ivtv_set_osd_alpha(itv);
1214
1215 IVTV_INFO("Initialized %s, card #%d\n", itv->card_name, itv->num);
1216
1217 return 0;
1218
1219 free_irq:
1220 free_irq(itv->dev->irq, (void *)itv);
1221 free_streams:
1222 ivtv_streams_cleanup(itv);
1223 free_i2c:
1224 exit_ivtv_i2c(itv);
1225 free_io:
1226 ivtv_iounmap(itv);
1227 free_mem:
1228 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1229 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1230 if (itv->has_cx23415)
1231 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1232 free_workqueue:
1233 destroy_workqueue(itv->irq_work_queues);
1234 err:
1235 if (retval == 0)
1236 retval = -ENODEV;
1237 IVTV_ERR("Error %d on initialization\n", retval);
1238
1239 kfree(ivtv_cards[ivtv_cards_active]);
1240 ivtv_cards[ivtv_cards_active] = NULL;
1241 return retval;
1242 }
1243
1244 static void ivtv_remove(struct pci_dev *pci_dev)
1245 {
1246 struct ivtv *itv = pci_get_drvdata(pci_dev);
1247
1248 IVTV_DEBUG_INFO("Removing Card #%d.\n", itv->num);
1249
1250 /* Stop all captures */
1251 IVTV_DEBUG_INFO(" Stopping all streams.\n");
1252 if (atomic_read(&itv->capturing) > 0)
1253 ivtv_stop_all_captures(itv);
1254
1255 /* Stop all decoding */
1256 IVTV_DEBUG_INFO(" Stopping decoding.\n");
1257 if (atomic_read(&itv->decoding) > 0) {
1258 int type;
1259
1260 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
1261 type = IVTV_DEC_STREAM_TYPE_YUV;
1262 else
1263 type = IVTV_DEC_STREAM_TYPE_MPG;
1264 ivtv_stop_v4l2_decode_stream(&itv->streams[type],
1265 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
1266 }
1267
1268 /* Interrupts */
1269 IVTV_DEBUG_INFO(" Disabling interrupts.\n");
1270 ivtv_set_irq_mask(itv, 0xffffffff);
1271 del_timer_sync(&itv->dma_timer);
1272
1273 /* Stop all Work Queues */
1274 IVTV_DEBUG_INFO(" Stop Work Queues.\n");
1275 flush_workqueue(itv->irq_work_queues);
1276 destroy_workqueue(itv->irq_work_queues);
1277
1278 IVTV_DEBUG_INFO(" Stopping Firmware.\n");
1279 ivtv_halt_firmware(itv);
1280
1281 IVTV_DEBUG_INFO(" Unregistering v4l devices.\n");
1282 ivtv_streams_cleanup(itv);
1283 IVTV_DEBUG_INFO(" Freeing dma resources.\n");
1284 ivtv_udma_free(itv);
1285
1286 exit_ivtv_i2c(itv);
1287
1288 IVTV_DEBUG_INFO(" Releasing irq.\n");
1289 free_irq(itv->dev->irq, (void *)itv);
1290
1291 if (itv->dev) {
1292 ivtv_iounmap(itv);
1293 }
1294
1295 IVTV_DEBUG_INFO(" Releasing mem.\n");
1296 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1297 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1298 if (itv->has_cx23415)
1299 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1300
1301 pci_disable_device(itv->dev);
1302
1303 IVTV_INFO("Removed %s, card #%d\n", itv->card_name, itv->num);
1304 }
1305
1306 /* define a pci_driver for card detection */
1307 static struct pci_driver ivtv_pci_driver = {
1308 .name = "ivtv",
1309 .id_table = ivtv_pci_tbl,
1310 .probe = ivtv_probe,
1311 .remove = ivtv_remove,
1312 };
1313
1314 static int module_start(void)
1315 {
1316 printk(KERN_INFO "ivtv: ==================== START INIT IVTV ====================\n");
1317 printk(KERN_INFO "ivtv: version %s (" VERMAGIC_STRING ") loading\n", IVTV_VERSION);
1318
1319 memset(ivtv_cards, 0, sizeof(ivtv_cards));
1320
1321 /* Validate parameters */
1322 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) {
1323 printk(KERN_ERR "ivtv: ivtv_first_minor must be between 0 and %d. Exiting...\n",
1324 IVTV_MAX_CARDS - 1);
1325 return -1;
1326 }
1327
1328 if (ivtv_debug < 0 || ivtv_debug > 511) {
1329 ivtv_debug = 0;
1330 printk(KERN_INFO "ivtv: debug value must be >= 0 and <= 511!\n");
1331 }
1332
1333 if (pci_register_driver(&ivtv_pci_driver)) {
1334 printk(KERN_ERR "ivtv: Error detecting PCI card\n");
1335 return -ENODEV;
1336 }
1337 printk(KERN_INFO "ivtv: ==================== END INIT IVTV ====================\n");
1338 return 0;
1339 }
1340
1341 static void module_cleanup(void)
1342 {
1343 int i, j;
1344
1345 pci_unregister_driver(&ivtv_pci_driver);
1346
1347 for (i = 0; i < ivtv_cards_active; i++) {
1348 if (ivtv_cards[i] == NULL)
1349 continue;
1350 for (j = 0; j < IVTV_VBI_FRAMES; j++) {
1351 kfree(ivtv_cards[i]->vbi.sliced_mpeg_data[j]);
1352 }
1353 kfree(ivtv_cards[i]);
1354 }
1355 }
1356
1357 /* Note: These symbols are exported because they are used by the ivtv-fb
1358 framebuffer module and an infrared module for the IR-blaster. */
1359 EXPORT_SYMBOL(ivtv_set_irq_mask);
1360 EXPORT_SYMBOL(ivtv_cards_active);
1361 EXPORT_SYMBOL(ivtv_cards);
1362 EXPORT_SYMBOL(ivtv_api);
1363 EXPORT_SYMBOL(ivtv_vapi);
1364 EXPORT_SYMBOL(ivtv_vapi_result);
1365 EXPORT_SYMBOL(ivtv_clear_irq_mask);
1366 EXPORT_SYMBOL(ivtv_debug);
1367 EXPORT_SYMBOL(ivtv_reset_ir_gpio);
1368 EXPORT_SYMBOL(ivtv_udma_setup);
1369 EXPORT_SYMBOL(ivtv_udma_unmap);
1370 EXPORT_SYMBOL(ivtv_udma_alloc);
1371 EXPORT_SYMBOL(ivtv_udma_prepare);
1372
1373 module_init(module_start);
1374 module_exit(module_cleanup);
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