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V4L/DVB (6006): tuner: move last_div to tuner-simple private data
[wrt350n-kernel.git] / drivers / media / video / ivtv / ivtv-driver.c
blob198e443e8a5eff04a04a25f4e1d14d2525a03448
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 <media/tveeprom.h>
60 #include <media/saa7115.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,
100 -1, -1, -1, -1, -1, -1, -1, -1,
101 -1, -1, -1, -1, -1, -1, -1, -1,
102 -1, -1, -1, -1, -1, -1, -1, -1 };
103 static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
104 -1, -1, -1, -1, -1, -1, -1, -1,
105 -1, -1, -1, -1, -1, -1, -1, -1,
106 -1, -1, -1, -1, -1, -1, -1, -1 };
107
108 static int cardtype_c = 1;
109 static int tuner_c = 1;
110 static int radio_c = 1;
111 static char pal[] = "--";
112 static char secam[] = "--";
113 static char ntsc[] = "-";
114
115 /* Buffers */
116 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
117 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
118 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;
119 static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS;
120 static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS;
121 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS;
122 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS;
123
124 static int ivtv_yuv_mode = 0;
125 static int ivtv_yuv_threshold=-1;
126 static int ivtv_pci_latency = 1;
127
128 int ivtv_debug = 0;
129
130 static int newi2c = -1;
131
132 module_param_array(tuner, int, &tuner_c, 0644);
133 module_param_array(radio, bool, &radio_c, 0644);
134 module_param_array(cardtype, int, &cardtype_c, 0644);
135 module_param_string(pal, pal, sizeof(pal), 0644);
136 module_param_string(secam, secam, sizeof(secam), 0644);
137 module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
138 module_param_named(debug,ivtv_debug, int, 0644);
139 module_param(ivtv_pci_latency, int, 0644);
140 module_param(ivtv_yuv_mode, int, 0644);
141 module_param(ivtv_yuv_threshold, int, 0644);
142 module_param(ivtv_first_minor, int, 0644);
143
144 module_param(enc_mpg_buffers, int, 0644);
145 module_param(enc_yuv_buffers, int, 0644);
146 module_param(enc_vbi_buffers, int, 0644);
147 module_param(enc_pcm_buffers, int, 0644);
148 module_param(dec_mpg_buffers, int, 0644);
149 module_param(dec_yuv_buffers, int, 0644);
150 module_param(dec_vbi_buffers, int, 0644);
151
152 module_param(newi2c, int, 0644);
153
154 MODULE_PARM_DESC(tuner, "Tuner type selection,\n"
155 "\t\t\tsee tuner.h for values");
156 MODULE_PARM_DESC(radio,
157 "Enable or disable the radio. Use only if autodetection\n"
158 "\t\t\tfails. 0 = disable, 1 = enable");
159 MODULE_PARM_DESC(cardtype,
160 "Only use this option if your card is not detected properly.\n"
161 "\t\tSpecify card type:\n"
162 "\t\t\t 1 = WinTV PVR 250\n"
163 "\t\t\t 2 = WinTV PVR 350\n"
164 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n"
165 "\t\t\t 4 = AVerMedia M179\n"
166 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n"
167 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n"
168 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n"
169 "\t\t\t 8 = Adaptec AVC-2410\n"
170 "\t\t\t 9 = Adaptec AVC-2010\n"
171 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n"
172 "\t\t\t11 = AOpen VA2000MAX-STN6\n"
173 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n"
174 "\t\t\t13 = I/O Data GV-MVP/RX\n"
175 "\t\t\t14 = I/O Data GV-MVP/RX2E\n"
176 "\t\t\t15 = GOTVIEW PCI DVD\n"
177 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n"
178 "\t\t\t17 = Yuan MPC622\n"
179 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n"
180 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite\n"
181 "\t\t\t20 = Club3D ZAP-TV1x01\n"
182 "\t\t\t21 = AverTV MCE 116 Plus\n"
183 "\t\t\t 0 = Autodetect (default)\n"
184 "\t\t\t-1 = Ignore this card\n\t\t");
185 MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
186 MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC");
187 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K");
188 MODULE_PARM_DESC(debug,
189 "Debug level (bitmask). Default: errors only\n"
190 "\t\t\t(debug = 1023 gives full debugging)");
191 MODULE_PARM_DESC(ivtv_pci_latency,
192 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
193 "\t\t\tDefault: Yes");
194 MODULE_PARM_DESC(ivtv_yuv_mode,
195 "Specify the yuv playback mode:\n"
196 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n"
197 "\t\t\tDefault: 0 (interlaced)");
198 MODULE_PARM_DESC(ivtv_yuv_threshold,
199 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n"
200 "\t\t\tDefault: 480");;
201 MODULE_PARM_DESC(enc_mpg_buffers,
202 "Encoder MPG Buffers (in MB)\n"
203 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS));
204 MODULE_PARM_DESC(enc_yuv_buffers,
205 "Encoder YUV Buffers (in MB)\n"
206 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS));
207 MODULE_PARM_DESC(enc_vbi_buffers,
208 "Encoder VBI Buffers (in MB)\n"
209 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS));
210 MODULE_PARM_DESC(enc_pcm_buffers,
211 "Encoder PCM buffers (in MB)\n"
212 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS));
213 MODULE_PARM_DESC(dec_mpg_buffers,
214 "Decoder MPG buffers (in MB)\n"
215 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS));
216 MODULE_PARM_DESC(dec_yuv_buffers,
217 "Decoder YUV buffers (in MB)\n"
218 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS));
219 MODULE_PARM_DESC(dec_vbi_buffers,
220 "Decoder VBI buffers (in MB)\n"
221 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS));
222 MODULE_PARM_DESC(newi2c,
223 "Use new I2C implementation\n"
224 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n"
225 "\t\t\tDefault is autodetect");
226
227 MODULE_PARM_DESC(ivtv_first_minor, "Set minor assigned to first card");
228
229 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
230 MODULE_DESCRIPTION("CX23415/CX23416 driver");
231 MODULE_SUPPORTED_DEVICE
232 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n"
233 "\t\t\tYuan MPG series and similar)");
234 MODULE_LICENSE("GPL");
235
236 MODULE_VERSION(IVTV_VERSION);
237
238 void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask)
239 {
240 itv->irqmask &= ~mask;
241 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
242 }
243
244 void ivtv_set_irq_mask(struct ivtv *itv, u32 mask)
245 {
246 itv->irqmask |= mask;
247 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK);
248 }
249
250 int ivtv_set_output_mode(struct ivtv *itv, int mode)
251 {
252 int old_mode;
253
254 spin_lock(&itv->lock);
255 old_mode = itv->output_mode;
256 if (old_mode == 0)
257 itv->output_mode = old_mode = mode;
258 spin_unlock(&itv->lock);
259 return old_mode;
260 }
261
262 struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv)
263 {
264 switch (itv->output_mode) {
265 case OUT_MPG:
266 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG];
267 case OUT_YUV:
268 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV];
269 default:
270 return NULL;
271 }
272 }
273
274 int ivtv_waitq(wait_queue_head_t *waitq)
275 {
276 DEFINE_WAIT(wait);
277
278 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE);
279 schedule();
280 finish_wait(waitq, &wait);
281 return signal_pending(current) ? -EINTR : 0;
282 }
283
284 /* Generic utility functions */
285 int ivtv_msleep_timeout(unsigned int msecs, int intr)
286 {
287 int ret;
288 int timeout = msecs_to_jiffies(msecs);
289
290 do {
291 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
292 timeout = schedule_timeout(timeout);
293 if (intr && (ret = signal_pending(current)))
294 return ret;
295 } while (timeout);
296 return 0;
297 }
298
299 /* Release ioremapped memory */
300 static void ivtv_iounmap(struct ivtv *itv)
301 {
302 if (itv == NULL)
303 return;
304
305 /* Release registers memory */
306 if (itv->reg_mem != NULL) {
307 IVTV_DEBUG_INFO("releasing reg_mem\n");
308 iounmap(itv->reg_mem);
309 itv->reg_mem = NULL;
310 }
311 /* Release io memory */
312 if (itv->has_cx23415 && itv->dec_mem != NULL) {
313 IVTV_DEBUG_INFO("releasing dec_mem\n");
314 iounmap(itv->dec_mem);
315 }
316 itv->dec_mem = NULL;
317
318 /* Release io memory */
319 if (itv->enc_mem != NULL) {
320 IVTV_DEBUG_INFO("releasing enc_mem\n");
321 iounmap(itv->enc_mem);
322 itv->enc_mem = NULL;
323 }
324 }
325
326 /* Hauppauge card? get values from tveeprom */
327 void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv)
328 {
329 u8 eedata[256];
330
331 itv->i2c_client.addr = 0xA0 >> 1;
332 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata));
333 tveeprom_hauppauge_analog(&itv->i2c_client, tv, eedata);
334 }
335
336 static void ivtv_process_eeprom(struct ivtv *itv)
337 {
338 struct tveeprom tv;
339 int pci_slot = PCI_SLOT(itv->dev->devfn);
340
341 ivtv_read_eeprom(itv, &tv);
342
343 /* Many thanks to Steven Toth from Hauppauge for providing the
344 model numbers */
345 switch (tv.model) {
346 /* In a few cases the PCI subsystem IDs do not correctly
347 identify the card. A better method is to check the
348 model number from the eeprom instead. */
349 case 30012 ... 30039: /* Low profile PVR250 */
350 case 32000 ... 32999:
351 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */
352 case 48400 ... 48599:
353 itv->card = ivtv_get_card(IVTV_CARD_PVR_250);
354 break;
355 case 48100 ... 48399:
356 case 48600 ... 48999:
357 itv->card = ivtv_get_card(IVTV_CARD_PVR_350);
358 break;
359 case 23000 ... 23999: /* PVR500 */
360 case 25000 ... 25999: /* Low profile PVR150 */
361 case 26000 ... 26999: /* Regular PVR150 */
362 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
363 break;
364 case 0:
365 IVTV_ERR("Invalid EEPROM\n");
366 return;
367 default:
368 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model);
369 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
370 break;
371 }
372
373 switch (tv.model) {
374 /* Old style PVR350 (with an saa7114) uses this input for
375 the tuner. */
376 case 48254:
377 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1);
378 break;
379 default:
380 break;
381 }
382
383 itv->v4l2_cap = itv->card->v4l2_capabilities;
384 itv->card_name = itv->card->name;
385
386 /* If this is a PVR500 then it should be possible to detect whether it is the
387 first or second unit by looking at the subsystem device ID: is bit 4 is
388 set, then it is the second unit (according to info from Hauppauge).
389
390 However, while this works for most cards, I have seen a few PVR500 cards
391 where both units have the same subsystem ID.
392
393 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500
394 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise
395 it is the second unit. It is possible that it is a different slot when ivtv is
396 used in Xen, in that case I ignore this card here. The worst that can happen
397 is that the card presents itself with a non-working radio device.
398
399 This detection is needed since the eeprom reports incorrectly that a radio is
400 present on the second unit. */
401 if (tv.model / 1000 == 23) {
402 itv->card_name = "WinTV PVR 500";
403 if (pci_slot == 8 || pci_slot == 9) {
404 int is_first = (pci_slot & 1) == 0;
405
406 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" :
407 "WinTV PVR 500 (unit #2)";
408 if (!is_first) {
409 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n");
410 tv.has_radio = 0;
411 }
412 }
413 }
414 IVTV_INFO("Autodetected %s\n", itv->card_name);
415
416 switch (tv.tuner_hauppauge_model) {
417 case 85:
418 case 99:
419 case 112:
420 itv->pvr150_workaround = 1;
421 break;
422 default:
423 break;
424 }
425 if (tv.tuner_type == TUNER_ABSENT)
426 IVTV_ERR("tveeprom cannot autodetect tuner!");
427
428 if (itv->options.tuner == -1)
429 itv->options.tuner = tv.tuner_type;
430 if (itv->options.radio == -1)
431 itv->options.radio = (tv.has_radio != 0);
432 /* only enable newi2c if an IR blaster is present */
433 /* FIXME: for 2.6.20 the test against 2 should be removed */
434 if (itv->options.newi2c == -1 && tv.has_ir != -1 && tv.has_ir != 2) {
435 itv->options.newi2c = (tv.has_ir & 2) ? 1 : 0;
436 if (itv->options.newi2c) {
437 IVTV_INFO("Reopen i2c bus for IR-blaster support\n");
438 exit_ivtv_i2c(itv);
439 init_ivtv_i2c(itv);
440 }
441 }
442
443 if (itv->std != 0)
444 /* user specified tuner standard */
445 return;
446
447 /* autodetect tuner standard */
448 if (tv.tuner_formats & V4L2_STD_PAL) {
449 IVTV_DEBUG_INFO("PAL tuner detected\n");
450 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H;
451 } else if (tv.tuner_formats & V4L2_STD_NTSC) {
452 IVTV_DEBUG_INFO("NTSC tuner detected\n");
453 itv->std |= V4L2_STD_NTSC_M;
454 } else if (tv.tuner_formats & V4L2_STD_SECAM) {
455 IVTV_DEBUG_INFO("SECAM tuner detected\n");
456 itv->std |= V4L2_STD_SECAM_L;
457 } else {
458 IVTV_INFO("No tuner detected, default to NTSC-M\n");
459 itv->std |= V4L2_STD_NTSC_M;
460 }
461 }
462
463 static v4l2_std_id ivtv_parse_std(struct ivtv *itv)
464 {
465 switch (pal[0]) {
466 case '6':
467 return V4L2_STD_PAL_60;
468 case 'b':
469 case 'B':
470 case 'g':
471 case 'G':
472 return V4L2_STD_PAL_BG;
473 case 'h':
474 case 'H':
475 return V4L2_STD_PAL_H;
476 case 'n':
477 case 'N':
478 if (pal[1] == 'c' || pal[1] == 'C')
479 return V4L2_STD_PAL_Nc;
480 return V4L2_STD_PAL_N;
481 case 'i':
482 case 'I':
483 return V4L2_STD_PAL_I;
484 case 'd':
485 case 'D':
486 case 'k':
487 case 'K':
488 return V4L2_STD_PAL_DK;
489 case 'M':
490 case 'm':
491 return V4L2_STD_PAL_M;
492 case '-':
493 break;
494 default:
495 IVTV_WARN("pal= argument not recognised\n");
496 return 0;
497 }
498
499 switch (secam[0]) {
500 case 'b':
501 case 'B':
502 case 'g':
503 case 'G':
504 case 'h':
505 case 'H':
506 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
507 case 'd':
508 case 'D':
509 case 'k':
510 case 'K':
511 return V4L2_STD_SECAM_DK;
512 case 'l':
513 case 'L':
514 if (secam[1] == 'C' || secam[1] == 'c')
515 return V4L2_STD_SECAM_LC;
516 return V4L2_STD_SECAM_L;
517 case '-':
518 break;
519 default:
520 IVTV_WARN("secam= argument not recognised\n");
521 return 0;
522 }
523
524 switch (ntsc[0]) {
525 case 'm':
526 case 'M':
527 return V4L2_STD_NTSC_M;
528 case 'j':
529 case 'J':
530 return V4L2_STD_NTSC_M_JP;
531 case 'k':
532 case 'K':
533 return V4L2_STD_NTSC_M_KR;
534 case '-':
535 break;
536 default:
537 IVTV_WARN("ntsc= argument not recognised\n");
538 return 0;
539 }
540
541 /* no match found */
542 return 0;
543 }
544
545 static void ivtv_process_options(struct ivtv *itv)
546 {
547 const char *chipname;
548 int i, j;
549
550 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers;
551 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers;
552 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers;
553 itv->options.megabytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
554 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers;
555 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers;
556 itv->options.megabytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers;
557 itv->options.cardtype = cardtype[itv->num];
558 itv->options.tuner = tuner[itv->num];
559 itv->options.radio = radio[itv->num];
560 itv->options.newi2c = newi2c;
561
562 itv->std = ivtv_parse_std(itv);
563 itv->has_cx23415 = (itv->dev->device == PCI_DEVICE_ID_IVTV15);
564 chipname = itv->has_cx23415 ? "cx23415" : "cx23416";
565 if (itv->options.cardtype == -1) {
566 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname);
567 return;
568 }
569 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) {
570 IVTV_INFO("User specified %s card (detected %s based chip)\n",
571 itv->card->name, chipname);
572 } else if (itv->options.cardtype != 0) {
573 IVTV_ERR("Unknown user specified type, trying to autodetect card\n");
574 }
575 if (itv->card == NULL) {
576 if (itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE ||
577 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 ||
578 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) {
579 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150);
580 IVTV_INFO("Autodetected Hauppauge card (%s based)\n",
581 chipname);
582 }
583 }
584 if (itv->card == NULL) {
585 for (i = 0; (itv->card = ivtv_get_card(i)); i++) {
586 if (itv->card->pci_list == NULL)
587 continue;
588 for (j = 0; itv->card->pci_list[j].device; j++) {
589 if (itv->dev->device !=
590 itv->card->pci_list[j].device)
591 continue;
592 if (itv->dev->subsystem_vendor !=
593 itv->card->pci_list[j].subsystem_vendor)
594 continue;
595 if (itv->dev->subsystem_device !=
596 itv->card->pci_list[j].subsystem_device)
597 continue;
598 IVTV_INFO("Autodetected %s card (%s based)\n",
599 itv->card->name, chipname);
600 goto done;
601 }
602 }
603 }
604 done:
605
606 if (itv->card == NULL) {
607 itv->card = ivtv_get_card(IVTV_CARD_PVR_150);
608 IVTV_ERR("Unknown card: vendor/device: %04x/%04x\n",
609 itv->dev->vendor, itv->dev->device);
610 IVTV_ERR(" subsystem vendor/device: %04x/%04x\n",
611 itv->dev->subsystem_vendor, itv->dev->subsystem_device);
612 IVTV_ERR(" %s based\n", chipname);
613 IVTV_ERR("Defaulting to %s card\n", itv->card->name);
614 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n");
615 IVTV_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n");
616 IVTV_ERR("Prefix your subject line with [UNKNOWN CARD].\n");
617 }
618 itv->v4l2_cap = itv->card->v4l2_capabilities;
619 itv->card_name = itv->card->name;
620 }
621
622 /* Precondition: the ivtv structure has been memset to 0. Only
623 the dev and num fields have been filled in.
624 No assumptions on the card type may be made here (see ivtv_init_struct2
625 for that).
626 */
627 static int __devinit ivtv_init_struct1(struct ivtv *itv)
628 {
629 itv->base_addr = pci_resource_start(itv->dev, 0);
630 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */
631 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */
632
633 mutex_init(&itv->serialize_lock);
634 mutex_init(&itv->i2c_bus_lock);
635 mutex_init(&itv->udma.lock);
636
637 spin_lock_init(&itv->lock);
638 spin_lock_init(&itv->dma_reg_lock);
639
640 itv->irq_work_queues = create_workqueue(itv->name);
641 if (itv->irq_work_queues == NULL) {
642 IVTV_ERR("Could not create ivtv workqueue\n");
643 return -1;
644 }
645
646 INIT_WORK(&itv->irq_work_queue, ivtv_irq_work_handler);
647
648 /* start counting open_id at 1 */
649 itv->open_id = 1;
650
651 /* Initial settings */
652 cx2341x_fill_defaults(&itv->params);
653 itv->params.port = CX2341X_PORT_MEMORY;
654 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI;
655 init_waitqueue_head(&itv->cap_w);
656 init_waitqueue_head(&itv->event_waitq);
657 init_waitqueue_head(&itv->vsync_waitq);
658 init_waitqueue_head(&itv->dma_waitq);
659 init_timer(&itv->dma_timer);
660 itv->dma_timer.function = ivtv_unfinished_dma;
661 itv->dma_timer.data = (unsigned long)itv;
662
663 itv->cur_dma_stream = -1;
664 itv->cur_pio_stream = -1;
665 itv->audio_stereo_mode = AUDIO_STEREO;
666 itv->audio_bilingual_mode = AUDIO_MONO_LEFT;
667
668 /* Ctrls */
669 itv->speed = 1000;
670
671 /* VBI */
672 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
673 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
674
675 /* OSD */
676 itv->osd_global_alpha_state = 1;
677 itv->osd_global_alpha = 255;
678
679 /* YUV */
680 atomic_set(&itv->yuv_info.next_dma_frame, -1);
681 itv->yuv_info.lace_mode = ivtv_yuv_mode;
682 itv->yuv_info.lace_threshold = ivtv_yuv_threshold;
683 return 0;
684 }
685
686 /* Second initialization part. Here the card type has been
687 autodetected. */
688 static void __devinit ivtv_init_struct2(struct ivtv *itv)
689 {
690 int i;
691
692 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++)
693 if (itv->card->video_inputs[i].video_type == 0)
694 break;
695 itv->nof_inputs = i;
696 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++)
697 if (itv->card->audio_inputs[i].audio_type == 0)
698 break;
699 itv->nof_audio_inputs = i;
700
701 /* 0x00EF = saa7114(239) 0x00F0 = saa7115(240) 0x0106 = micro */
702 if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))
703 itv->digitizer = 0xF1;
704 else if (itv->card->hw_all & IVTV_HW_SAA7114)
705 itv->digitizer = 0xEF;
706 else /* cx25840 */
707 itv->digitizer = 0x140;
708
709 if (itv->card->hw_all & IVTV_HW_CX25840) {
710 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */
711 } else {
712 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */
713 }
714
715 /* Find tuner input */
716 for (i = 0; i < itv->nof_inputs; i++) {
717 if (itv->card->video_inputs[i].video_type ==
718 IVTV_CARD_INPUT_VID_TUNER)
719 break;
720 }
721 if (i == itv->nof_inputs)
722 i = 0;
723 itv->active_input = i;
724 itv->audio_input = itv->card->video_inputs[i].audio_index;
725 if (itv->card->hw_all & IVTV_HW_CX25840)
726 itv->video_dec_func = ivtv_cx25840;
727 else if (itv->card->hw_all & IVTV_HW_SAA717X)
728 itv->video_dec_func = ivtv_saa717x;
729 else
730 itv->video_dec_func = ivtv_saa7115;
731 }
732
733 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev,
734 const struct pci_device_id *pci_id)
735 {
736 u16 cmd;
737 unsigned char pci_latency;
738
739 IVTV_DEBUG_INFO("Enabling pci device\n");
740
741 if (pci_enable_device(dev)) {
742 IVTV_ERR("Can't enable device %d!\n", itv->num);
743 return -EIO;
744 }
745 if (pci_set_dma_mask(dev, 0xffffffff)) {
746 IVTV_ERR("No suitable DMA available on card %d.\n", itv->num);
747 return -EIO;
748 }
749 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) {
750 IVTV_ERR("Cannot request encoder memory region on card %d.\n", itv->num);
751 return -EIO;
752 }
753
754 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET,
755 IVTV_REG_SIZE, "ivtv registers")) {
756 IVTV_ERR("Cannot request register memory region on card %d.\n", itv->num);
757 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
758 return -EIO;
759 }
760
761 if (itv->has_cx23415 &&
762 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET,
763 IVTV_DECODER_SIZE, "ivtv decoder")) {
764 IVTV_ERR("Cannot request decoder memory region on card %d.\n", itv->num);
765 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
766 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
767 return -EIO;
768 }
769
770 /* Check for bus mastering */
771 pci_read_config_word(dev, PCI_COMMAND, &cmd);
772 if (!(cmd & PCI_COMMAND_MASTER)) {
773 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n");
774 pci_set_master(dev);
775 pci_read_config_word(dev, PCI_COMMAND, &cmd);
776 if (!(cmd & PCI_COMMAND_MASTER)) {
777 IVTV_ERR("Bus Mastering is not enabled\n");
778 return -ENXIO;
779 }
780 }
781 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n");
782
783 pci_read_config_byte(dev, PCI_CLASS_REVISION, &itv->card_rev);
784 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
785
786 if (pci_latency < 64 && ivtv_pci_latency) {
787 IVTV_INFO("Unreasonably low latency timer, "
788 "setting to 64 (was %d)\n", pci_latency);
789 pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
790 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
791 }
792 /* This config space value relates to DMA latencies. The
793 default value 0x8080 is too low however and will lead
794 to DMA errors. 0xffff is the max value which solves
795 these problems. */
796 pci_write_config_dword(dev, 0x40, 0xffff);
797
798 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, "
799 "irq: %d, latency: %d, memory: 0x%lx\n",
800 itv->dev->device, itv->card_rev, dev->bus->number,
801 PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn),
802 itv->dev->irq, pci_latency, (unsigned long)itv->base_addr);
803
804 return 0;
805 }
806
807 static void ivtv_request_module(struct ivtv *itv, const char *name)
808 {
809 if (request_module(name) != 0) {
810 IVTV_ERR("Failed to load module %s\n", name);
811 } else {
812 IVTV_DEBUG_INFO("Loaded module %s\n", name);
813 }
814 }
815
816 static void ivtv_load_and_init_modules(struct ivtv *itv)
817 {
818 u32 hw = itv->card->hw_all;
819 int i;
820
821 /* load modules */
822 #ifndef CONFIG_VIDEO_TUNER
823 if (hw & IVTV_HW_TUNER) {
824 if (itv->options.tuner == TUNER_XCEIVE_XC3028) {
825 IVTV_INFO("Xceive tuner not yet supported, only composite and S-Video inputs will be available\n");
826 itv->tunerid = 1;
827 }
828 else {
829 ivtv_request_module(itv, "tuner");
830 }
831 }
832 #endif
833 #ifndef CONFIG_VIDEO_CX25840
834 if (hw & IVTV_HW_CX25840)
835 ivtv_request_module(itv, "cx25840");
836 #endif
837 #ifndef CONFIG_VIDEO_SAA711X
838 if (hw & IVTV_HW_SAA711X)
839 ivtv_request_module(itv, "saa7115");
840 #endif
841 #ifndef CONFIG_VIDEO_SAA7127
842 if (hw & IVTV_HW_SAA7127)
843 ivtv_request_module(itv, "saa7127");
844 #endif
845 if (hw & IVTV_HW_SAA717X)
846 ivtv_request_module(itv, "saa717x");
847 #ifndef CONFIG_VIDEO_UPD64031A
848 if (hw & IVTV_HW_UPD64031A)
849 ivtv_request_module(itv, "upd64031a");
850 #endif
851 #ifndef CONFIG_VIDEO_UPD64083
852 if (hw & IVTV_HW_UPD6408X)
853 ivtv_request_module(itv, "upd64083");
854 #endif
855 #ifndef CONFIG_VIDEO_MSP3400
856 if (hw & IVTV_HW_MSP34XX)
857 ivtv_request_module(itv, "msp3400");
858 #endif
859 #ifndef CONFIG_VIDEO_VP27SMPX
860 if (hw & IVTV_HW_VP27SMPX)
861 ivtv_request_module(itv, "vp27smpx");
862 #endif
863 if (hw & IVTV_HW_TVAUDIO)
864 ivtv_request_module(itv, "tvaudio");
865 #ifndef CONFIG_VIDEO_WM8775
866 if (hw & IVTV_HW_WM8775)
867 ivtv_request_module(itv, "wm8775");
868 #endif
869 #ifndef CONFIG_VIDEO_WM8739
870 if (hw & IVTV_HW_WM8739)
871 ivtv_request_module(itv, "wm8739");
872 #endif
873 #ifndef CONFIG_VIDEO_CS53L32A
874 if (hw & IVTV_HW_CS53L32A)
875 ivtv_request_module(itv, "cs53l32a");
876 #endif
877
878 /* check which i2c devices are actually found */
879 for (i = 0; i < 32; i++) {
880 u32 device = 1 << i;
881
882 if (!(device & hw))
883 continue;
884 if (device == IVTV_HW_GPIO) {
885 /* GPIO is always available */
886 itv->hw_flags |= IVTV_HW_GPIO;
887 continue;
888 }
889 if (ivtv_i2c_hw_addr(itv, device) > 0)
890 itv->hw_flags |= device;
891 }
892
893 hw = itv->hw_flags;
894
895 if (itv->card->type == IVTV_CARD_CX23416GYC) {
896 /* Several variations of this card exist, detect which card
897 type should be used. */
898 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0)
899 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS);
900 else if ((hw & IVTV_HW_UPD64031A) == 0)
901 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
902 }
903 else if (itv->card->type == IVTV_CARD_GV_MVPRX ||
904 itv->card->type == IVTV_CARD_GV_MVPRX2E) {
905 struct v4l2_crystal_freq crystal_freq;
906
907 /* The crystal frequency of GVMVPRX is 24.576MHz */
908 crystal_freq.freq = SAA7115_FREQ_24_576_MHZ;
909 crystal_freq.flags = SAA7115_FREQ_FL_UCGC;
910 itv->video_dec_func(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq);
911 }
912
913 if (hw & IVTV_HW_CX25840) {
914 itv->vbi.raw_decoder_line_size = 1444;
915 itv->vbi.raw_decoder_sav_odd_field = 0x20;
916 itv->vbi.raw_decoder_sav_even_field = 0x60;
917 itv->vbi.sliced_decoder_line_size = 272;
918 itv->vbi.sliced_decoder_sav_odd_field = 0xB0;
919 itv->vbi.sliced_decoder_sav_even_field = 0xF0;
920 }
921
922 if (hw & IVTV_HW_SAA711X) {
923 struct v4l2_chip_ident v = { V4L2_CHIP_MATCH_I2C_DRIVER, I2C_DRIVERID_SAA711X };
924
925 /* determine the exact saa711x model */
926 itv->hw_flags &= ~IVTV_HW_SAA711X;
927
928 ivtv_saa7115(itv, VIDIOC_G_CHIP_IDENT, &v);
929 if (v.ident == V4L2_IDENT_SAA7114) {
930 itv->hw_flags |= IVTV_HW_SAA7114;
931 /* VBI is not yet supported by the saa7114 driver. */
932 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE);
933 }
934 else {
935 itv->hw_flags |= IVTV_HW_SAA7115;
936 }
937 itv->vbi.raw_decoder_line_size = 1443;
938 itv->vbi.raw_decoder_sav_odd_field = 0x25;
939 itv->vbi.raw_decoder_sav_even_field = 0x62;
940 itv->vbi.sliced_decoder_line_size = 51;
941 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
942 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
943 }
944
945 if (hw & IVTV_HW_SAA717X) {
946 itv->vbi.raw_decoder_line_size = 1443;
947 itv->vbi.raw_decoder_sav_odd_field = 0x25;
948 itv->vbi.raw_decoder_sav_even_field = 0x62;
949 itv->vbi.sliced_decoder_line_size = 51;
950 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
951 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
952 }
953 }
954
955 static int __devinit ivtv_probe(struct pci_dev *dev,
956 const struct pci_device_id *pci_id)
957 {
958 int retval = 0;
959 int yuv_buf_size;
960 int vbi_buf_size;
961 struct ivtv *itv;
962
963 spin_lock(&ivtv_cards_lock);
964
965 /* Make sure we've got a place for this card */
966 if (ivtv_cards_active == IVTV_MAX_CARDS) {
967 printk(KERN_ERR "ivtv: Maximum number of cards detected (%d)\n",
968 ivtv_cards_active);
969 spin_unlock(&ivtv_cards_lock);
970 return -ENOMEM;
971 }
972
973 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
974 if (itv == 0) {
975 spin_unlock(&ivtv_cards_lock);
976 return -ENOMEM;
977 }
978 ivtv_cards[ivtv_cards_active] = itv;
979 itv->dev = dev;
980 itv->num = ivtv_cards_active++;
981 snprintf(itv->name, sizeof(itv->name) - 1, "ivtv%d", itv->num);
982 IVTV_INFO("Initializing card #%d\n", itv->num);
983
984 spin_unlock(&ivtv_cards_lock);
985
986 ivtv_process_options(itv);
987 if (itv->options.cardtype == -1) {
988 retval = -ENODEV;
989 goto err;
990 }
991 if (ivtv_init_struct1(itv)) {
992 retval = -ENOMEM;
993 goto err;
994 }
995
996 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr);
997
998 /* PCI Device Setup */
999 if ((retval = ivtv_setup_pci(itv, dev, pci_id)) != 0) {
1000 if (retval == -EIO)
1001 goto free_workqueue;
1002 else if (retval == -ENXIO)
1003 goto free_mem;
1004 }
1005 /* save itv in the pci struct for later use */
1006 pci_set_drvdata(dev, itv);
1007
1008 /* map io memory */
1009 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1010 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE);
1011 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
1012 IVTV_ENCODER_SIZE);
1013 if (!itv->enc_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 if (itv->has_cx23415) {
1021 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1022 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1023 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
1024 IVTV_DECODER_SIZE);
1025 if (!itv->dec_mem) {
1026 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1027 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1028 retval = -ENOMEM;
1029 goto free_mem;
1030 }
1031 }
1032 else {
1033 itv->dec_mem = itv->enc_mem;
1034 }
1035
1036 /* map registers memory */
1037 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1038 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1039 itv->reg_mem =
1040 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1041 if (!itv->reg_mem) {
1042 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1043 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1044 retval = -ENOMEM;
1045 goto free_io;
1046 }
1047
1048 /* Check yuv output filter table */
1049 if (itv->has_cx23415) ivtv_yuv_filter_check(itv);
1050
1051 ivtv_gpio_init(itv);
1052
1053 /* active i2c */
1054 IVTV_DEBUG_INFO("activating i2c...\n");
1055 if (init_ivtv_i2c(itv)) {
1056 IVTV_ERR("Could not initialize i2c\n");
1057 goto free_irq;
1058 }
1059
1060 IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active);
1061
1062 if (itv->card->hw_all & IVTV_HW_TVEEPROM) {
1063 #ifdef CONFIG_VIDEO_TVEEPROM_MODULE
1064 ivtv_request_module(itv, "tveeprom");
1065 #endif
1066 /* Based on the model number the cardtype may be changed.
1067 The PCI IDs are not always reliable. */
1068 ivtv_process_eeprom(itv);
1069 }
1070
1071 if (itv->std == 0) {
1072 itv->std = V4L2_STD_NTSC_M;
1073 }
1074
1075 if (itv->options.tuner == -1) {
1076 int i;
1077
1078 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) {
1079 if ((itv->std & itv->card->tuners[i].std) == 0)
1080 continue;
1081 itv->options.tuner = itv->card->tuners[i].tuner;
1082 break;
1083 }
1084 }
1085 /* if no tuner was found, then pick the first tuner in the card list */
1086 if (itv->options.tuner == -1 && itv->card->tuners[0].std) {
1087 itv->std = itv->card->tuners[0].std;
1088 itv->options.tuner = itv->card->tuners[0].tuner;
1089 }
1090 if (itv->options.radio == -1)
1091 itv->options.radio = (itv->card->radio_input.audio_type != 0);
1092
1093 /* The card is now fully identified, continue with card-specific
1094 initialization. */
1095 ivtv_init_struct2(itv);
1096
1097 ivtv_load_and_init_modules(itv);
1098
1099 if (itv->std & V4L2_STD_525_60) {
1100 itv->is_60hz = 1;
1101 itv->is_out_60hz = 1;
1102 } else {
1103 itv->is_50hz = 1;
1104 itv->is_out_50hz = 1;
1105 }
1106 itv->params.video_gop_size = itv->is_60hz ? 15 : 12;
1107
1108 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000;
1109 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200;
1110 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000;
1111
1112 /* 0x15180 == 720 * 480 / 4, 0x19500 == 720 * 576 / 4 */
1113 yuv_buf_size = itv->is_60hz ? 0x15180 : 0x19500;
1114 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = yuv_buf_size / 2;
1115 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = yuv_buf_size / 8;
1116
1117 /* Setup VBI Raw Size. Should be big enough to hold PAL.
1118 It is possible to switch between PAL and NTSC, so we need to
1119 take the largest size here. */
1120 /* 1456 is multiple of 16, real size = 1444 */
1121 itv->vbi.raw_size = 1456;
1122 /* We use a buffer size of 1/2 of the total size needed for a
1123 frame. This is actually very useful, since we now receive
1124 a field at a time and that makes 'compressing' the raw data
1125 down to size by stripping off the SAV codes a lot easier.
1126 Note: having two different buffer sizes prevents standard
1127 switching on the fly. We need to find a better solution... */
1128 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2;
1129 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size;
1130 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36;
1131
1132 if (itv->options.radio > 0)
1133 itv->v4l2_cap |= V4L2_CAP_RADIO;
1134
1135 if (itv->options.tuner > -1 && itv->tunerid == 0) {
1136 struct tuner_setup setup;
1137
1138 setup.addr = ADDR_UNSET;
1139 setup.type = itv->options.tuner;
1140 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
1141 ivtv_call_i2c_clients(itv, TUNER_SET_TYPE_ADDR, &setup);
1142 }
1143
1144 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
1145 are not. */
1146 itv->tuner_std = itv->std;
1147
1148 retval = ivtv_streams_setup(itv);
1149 if (retval) {
1150 IVTV_ERR("Error %d setting up streams\n", retval);
1151 goto free_i2c;
1152 }
1153
1154 IVTV_DEBUG_IRQ("Masking interrupts\n");
1155 /* clear interrupt mask, effectively disabling interrupts */
1156 ivtv_set_irq_mask(itv, 0xffffffff);
1157
1158 /* Register IRQ */
1159 retval = request_irq(itv->dev->irq, ivtv_irq_handler,
1160 IRQF_SHARED | IRQF_DISABLED, itv->name, (void *)itv);
1161 if (retval) {
1162 IVTV_ERR("Failed to register irq %d\n", retval);
1163 goto free_streams;
1164 }
1165 IVTV_INFO("Initialized card #%d: %s\n", itv->num, itv->card_name);
1166 return 0;
1167
1168 free_irq:
1169 free_irq(itv->dev->irq, (void *)itv);
1170 free_streams:
1171 ivtv_streams_cleanup(itv);
1172 free_i2c:
1173 exit_ivtv_i2c(itv);
1174 free_io:
1175 ivtv_iounmap(itv);
1176 free_mem:
1177 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1178 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1179 if (itv->has_cx23415)
1180 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1181 free_workqueue:
1182 destroy_workqueue(itv->irq_work_queues);
1183 err:
1184 if (retval == 0)
1185 retval = -ENODEV;
1186 IVTV_ERR("Error %d on initialization\n", retval);
1187
1188 spin_lock(&ivtv_cards_lock);
1189 kfree(ivtv_cards[ivtv_cards_active]);
1190 ivtv_cards[ivtv_cards_active] = NULL;
1191 spin_unlock(&ivtv_cards_lock);
1192 return retval;
1193 }
1194
1195 int ivtv_init_on_first_open(struct ivtv *itv)
1196 {
1197 struct v4l2_frequency vf;
1198 int fw_retry_count = 3;
1199 int video_input;
1200
1201 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags))
1202 return -ENXIO;
1203
1204 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags))
1205 return 0;
1206
1207 while (--fw_retry_count > 0) {
1208 /* load firmware */
1209 if (ivtv_firmware_init(itv) == 0)
1210 break;
1211 if (fw_retry_count > 1)
1212 IVTV_WARN("Retry loading firmware\n");
1213 }
1214
1215 if (fw_retry_count == 0) {
1216 set_bit(IVTV_F_I_FAILED, &itv->i_flags);
1217 return -ENXIO;
1218 }
1219
1220 /* Try and get firmware versions */
1221 IVTV_DEBUG_INFO("Getting firmware version..\n");
1222 ivtv_firmware_versions(itv);
1223
1224 if (itv->card->hw_all & IVTV_HW_CX25840) {
1225 struct v4l2_control ctrl;
1226
1227 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
1228 ctrl.id = V4L2_CID_PRIVATE_BASE;
1229 ctrl.value = itv->pvr150_workaround;
1230 itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl);
1231 }
1232
1233 vf.tuner = 0;
1234 vf.type = V4L2_TUNER_ANALOG_TV;
1235 vf.frequency = 6400; /* the tuner 'baseline' frequency */
1236
1237 /* Set initial frequency. For PAL/SECAM broadcasts no
1238 'default' channel exists AFAIK. */
1239 if (itv->std == V4L2_STD_NTSC_M_JP) {
1240 vf.frequency = 1460; /* ch. 1 91250*16/1000 */
1241 }
1242 else if (itv->std & V4L2_STD_NTSC_M) {
1243 vf.frequency = 1076; /* ch. 4 67250*16/1000 */
1244 }
1245
1246 video_input = itv->active_input;
1247 itv->active_input++; /* Force update of input */
1248 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input);
1249
1250 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
1251 in one place. */
1252 itv->std++; /* Force full standard initialization */
1253 itv->std_out = itv->std;
1254 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf);
1255
1256 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
1257 ivtv_init_mpeg_decoder(itv);
1258 }
1259 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std);
1260
1261 /* On a cx23416 this seems to be able to enable DMA to the chip? */
1262 if (!itv->has_cx23415)
1263 write_reg_sync(0x03, IVTV_REG_DMACONTROL);
1264
1265 /* Default interrupts enabled. For the PVR350 this includes the
1266 decoder VSYNC interrupt, which is always on. It is not only used
1267 during decoding but also by the OSD.
1268 Some old PVR250 cards had a cx23415, so testing for that is too
1269 general. Instead test if the card has video output capability. */
1270 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
1271 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
1272 ivtv_set_osd_alpha(itv);
1273 }
1274 else
1275 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
1276 return 0;
1277 }
1278
1279 static void ivtv_remove(struct pci_dev *pci_dev)
1280 {
1281 struct ivtv *itv = pci_get_drvdata(pci_dev);
1282
1283 IVTV_DEBUG_INFO("Removing Card #%d\n", itv->num);
1284
1285 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) {
1286 /* Stop all captures */
1287 IVTV_DEBUG_INFO("Stopping all streams\n");
1288 if (atomic_read(&itv->capturing) > 0)
1289 ivtv_stop_all_captures(itv);
1290
1291 /* Stop all decoding */
1292 IVTV_DEBUG_INFO("Stopping decoding\n");
1293 if (atomic_read(&itv->decoding) > 0) {
1294 int type;
1295
1296 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
1297 type = IVTV_DEC_STREAM_TYPE_YUV;
1298 else
1299 type = IVTV_DEC_STREAM_TYPE_MPG;
1300 ivtv_stop_v4l2_decode_stream(&itv->streams[type],
1301 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
1302 }
1303 ivtv_halt_firmware(itv);
1304 }
1305
1306 /* Interrupts */
1307 ivtv_set_irq_mask(itv, 0xffffffff);
1308 del_timer_sync(&itv->dma_timer);
1309
1310 /* Stop all Work Queues */
1311 flush_workqueue(itv->irq_work_queues);
1312 destroy_workqueue(itv->irq_work_queues);
1313
1314 ivtv_streams_cleanup(itv);
1315 ivtv_udma_free(itv);
1316
1317 exit_ivtv_i2c(itv);
1318
1319 free_irq(itv->dev->irq, (void *)itv);
1320 ivtv_iounmap(itv);
1321
1322 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1323 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1324 if (itv->has_cx23415)
1325 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1326
1327 pci_disable_device(itv->dev);
1328
1329 IVTV_INFO("Removed %s, card #%d\n", itv->card_name, itv->num);
1330 }
1331
1332 /* define a pci_driver for card detection */
1333 static struct pci_driver ivtv_pci_driver = {
1334 .name = "ivtv",
1335 .id_table = ivtv_pci_tbl,
1336 .probe = ivtv_probe,
1337 .remove = ivtv_remove,
1338 };
1339
1340 static int module_start(void)
1341 {
1342 printk(KERN_INFO "ivtv: Start initialization, version %s\n", IVTV_VERSION);
1343
1344 memset(ivtv_cards, 0, sizeof(ivtv_cards));
1345
1346 /* Validate parameters */
1347 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) {
1348 printk(KERN_ERR "ivtv: Exiting, ivtv_first_minor must be between 0 and %d\n",
1349 IVTV_MAX_CARDS - 1);
1350 return -1;
1351 }
1352
1353 if (ivtv_debug < 0 || ivtv_debug > 1023) {
1354 ivtv_debug = 0;
1355 printk(KERN_INFO "ivtv: Debug value must be >= 0 and <= 1023\n");
1356 }
1357
1358 if (pci_register_driver(&ivtv_pci_driver)) {
1359 printk(KERN_ERR "ivtv: Error detecting PCI card\n");
1360 return -ENODEV;
1361 }
1362 printk(KERN_INFO "ivtv: End initialization\n");
1363 return 0;
1364 }
1365
1366 static void module_cleanup(void)
1367 {
1368 int i, j;
1369
1370 pci_unregister_driver(&ivtv_pci_driver);
1371
1372 spin_lock(&ivtv_cards_lock);
1373 for (i = 0; i < ivtv_cards_active; i++) {
1374 if (ivtv_cards[i] == NULL)
1375 continue;
1376 for (j = 0; j < IVTV_VBI_FRAMES; j++) {
1377 kfree(ivtv_cards[i]->vbi.sliced_mpeg_data[j]);
1378 }
1379 kfree(ivtv_cards[i]);
1380 }
1381 spin_unlock(&ivtv_cards_lock);
1382 }
1383
1384 /* Note: These symbols are exported because they are used by the ivtv-fb
1385 framebuffer module and an infrared module for the IR-blaster. */
1386 EXPORT_SYMBOL(ivtv_set_irq_mask);
1387 EXPORT_SYMBOL(ivtv_cards_active);
1388 EXPORT_SYMBOL(ivtv_cards);
1389 EXPORT_SYMBOL(ivtv_cards_lock);
1390 EXPORT_SYMBOL(ivtv_api);
1391 EXPORT_SYMBOL(ivtv_vapi);
1392 EXPORT_SYMBOL(ivtv_vapi_result);
1393 EXPORT_SYMBOL(ivtv_clear_irq_mask);
1394 EXPORT_SYMBOL(ivtv_debug);
1395 EXPORT_SYMBOL(ivtv_reset_ir_gpio);
1396 EXPORT_SYMBOL(ivtv_udma_setup);
1397 EXPORT_SYMBOL(ivtv_udma_unmap);
1398 EXPORT_SYMBOL(ivtv_udma_alloc);
1399 EXPORT_SYMBOL(ivtv_udma_prepare);
1400 EXPORT_SYMBOL(ivtv_init_on_first_open);
1401
1402 module_init(module_start);
1403 module_exit(module_cleanup);
WRT350N Kernel Patches