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-rw-r--r--drivers/media/video/ivtv/ivtv-driver.c1385
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diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
new file mode 100644
index 000000000000..8d3876588b88
--- /dev/null
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -0,0 +1,1385 @@
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 */
64int 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. */
71int ivtv_first_minor = 0;
72
73/* Master variable for all ivtv info */
74struct ivtv *ivtv_cards[IVTV_MAX_CARDS];
75
76/* Protects ivtv_cards_active */
77spinlock_t ivtv_cards_lock = SPIN_LOCK_UNLOCKED;
78
79/* add your revision and whatnot here */
80static 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
88MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl);
89
90const 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 */
98static int cardtype[IVTV_MAX_CARDS];
99static int tuner[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
100static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 };
101
102static int cardtype_c = 1;
103static int tuner_c = 1;
104static int radio_c = 1;
105static char pal[] = "--";
106static char secam[] = "--";
107static char ntsc[] = "-";
108
109/* Buffers */
110static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS;
111static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS;
112static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS;
113static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS;
114static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS;
115static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS;
116static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS;
117
118static int ivtv_yuv_mode = 0;
119static int ivtv_yuv_threshold=480;
120static int ivtv_pci_latency = 1;
121
122int ivtv_debug = 0;
123
124int newi2c = -1;
125
126module_param_array(tuner, int, &tuner_c, 0644);
127module_param_array(radio, bool, &radio_c, 0644);
128module_param_array(cardtype, int, &cardtype_c, 0644);
129module_param_string(pal, pal, sizeof(pal), 0644);
130module_param_string(secam, secam, sizeof(secam), 0644);
131module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
132module_param_named(debug,ivtv_debug, int, 0644);
133module_param(ivtv_pci_latency, int, 0644);
134module_param(ivtv_yuv_mode, int, 0644);
135module_param(ivtv_yuv_threshold, int, 0644);
136module_param(ivtv_first_minor, int, 0644);
137
138module_param(enc_mpg_buffers, int, 0644);
139module_param(enc_yuv_buffers, int, 0644);
140module_param(enc_vbi_buffers, int, 0644);
141module_param(enc_pcm_buffers, int, 0644);
142module_param(dec_mpg_buffers, int, 0644);
143module_param(dec_yuv_buffers, int, 0644);
144module_param(dec_vbi_buffers, int, 0644);
145
146module_param(newi2c, int, 0644);
147
148MODULE_PARM_DESC(tuner, "Tuner type selection,\n"
149 "\t\t\tsee tuner.h for values");
150MODULE_PARM_DESC(radio,
151 "Enable or disable the radio. Use only if autodetection\n"
152 "\t\t\tfails. 0 = disable, 1 = enable");
153MODULE_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");
179MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
180MODULE_PARM_DESC(secam, "Set SECAM standard: B, G, H, D, K, L, LC");
181MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J, K");
182MODULE_PARM_DESC(debug,
183 "Debug level (bitmask). Default: errors only\n"
184 "\t\t\t(debug = 511 gives full debugging)");
185MODULE_PARM_DESC(ivtv_pci_latency,
186 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
187 "\t\t\tDefault: Yes");
188MODULE_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)");
192MODULE_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");;
195MODULE_PARM_DESC(enc_mpg_buffers,
196 "Encoder MPG Buffers (in MB)\n"
197 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS));
198MODULE_PARM_DESC(enc_yuv_buffers,
199 "Encoder YUV Buffers (in MB)\n"
200 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS));
201MODULE_PARM_DESC(enc_vbi_buffers,
202 "Encoder VBI Buffers (in MB)\n"
203 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS));
204MODULE_PARM_DESC(enc_pcm_buffers,
205 "Encoder PCM buffers (in MB)\n"
206 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS));
207MODULE_PARM_DESC(dec_mpg_buffers,
208 "Decoder MPG buffers (in MB)\n"
209 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS));
210MODULE_PARM_DESC(dec_yuv_buffers,
211 "Decoder YUV buffers (in MB)\n"
212 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS));
213MODULE_PARM_DESC(dec_vbi_buffers,
214 "Decoder VBI buffers (in MB)\n"
215 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS));
216MODULE_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
221MODULE_PARM_DESC(ivtv_first_minor, "Set minor assigned to first card");
222
223MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
224MODULE_DESCRIPTION("CX23415/CX23416 driver");
225MODULE_SUPPORTED_DEVICE
226 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n"
227 "\t\t\tYuan MPG series and similar)");
228MODULE_LICENSE("GPL");
229
230MODULE_VERSION(IVTV_VERSION);
231
232void 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
238void 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
244int 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
256struct 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
268int 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 */
279int 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 */
293static 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 */
320void 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
329static 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
455static 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
537static 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 }
596done:
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 */
619static 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 itv->lock = SPIN_LOCK_UNLOCKED;
629 itv->dma_reg_lock = SPIN_LOCK_UNLOCKED;
630
631 itv->vbi.work_queues = create_workqueue("ivtv_vbi");
632 if (itv->vbi.work_queues == NULL) {
633 IVTV_ERR("Could not create VBI workqueue\n");
634 return -1;
635 }
636
637 itv->yuv_info.work_queues = create_workqueue("ivtv_yuv");
638 if (itv->yuv_info.work_queues == NULL) {
639 IVTV_ERR("Could not create YUV workqueue\n");
640 destroy_workqueue(itv->vbi.work_queues);
641 return -1;
642 }
643
644 INIT_WORK(&itv->vbi.work_queue, vbi_work_handler);
645 INIT_WORK(&itv->yuv_info.work_queue, ivtv_yuv_work_handler);
646
647 /* start counting open_id at 1 */
648 itv->open_id = 1;
649
650 /* Initial settings */
651 cx2341x_fill_defaults(&itv->params);
652 itv->params.port = CX2341X_PORT_MEMORY;
653 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI;
654 init_waitqueue_head(&itv->cap_w);
655 init_waitqueue_head(&itv->event_waitq);
656 init_waitqueue_head(&itv->vsync_waitq);
657 init_waitqueue_head(&itv->dma_waitq);
658 init_timer(&itv->dma_timer);
659 itv->dma_timer.function = ivtv_unfinished_dma;
660 itv->dma_timer.data = (unsigned long)itv;
661
662 itv->cur_dma_stream = -1;
663 itv->audio_stereo_mode = AUDIO_STEREO;
664 itv->audio_bilingual_mode = AUDIO_MONO_LEFT;
665
666 /* Ctrls */
667 itv->speed = 1000;
668
669 /* VBI */
670 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
671 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
672
673 /* OSD */
674 itv->osd_global_alpha_state = 1;
675 itv->osd_global_alpha = 255;
676
677 /* YUV */
678 atomic_set(&itv->yuv_info.next_dma_frame, -1);
679 itv->yuv_info.lace_mode = ivtv_yuv_mode;
680 itv->yuv_info.lace_threshold = ivtv_yuv_threshold;
681 return 0;
682}
683
684/* Second initialization part. Here the card type has been
685 autodetected. */
686static void __devinit ivtv_init_struct2(struct ivtv *itv)
687{
688 int i;
689
690 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++)
691 if (itv->card->video_inputs[i].video_type == 0)
692 break;
693 itv->nof_inputs = i;
694 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++)
695 if (itv->card->audio_inputs[i].audio_type == 0)
696 break;
697 itv->nof_audio_inputs = i;
698
699 /* 0x00EF = saa7114(239) 0x00F0 = saa7115(240) 0x0106 = micro */
700 if (itv->card->hw_all & (IVTV_HW_SAA7115 | IVTV_HW_SAA717X))
701 itv->digitizer = 0xF1;
702 else if (itv->card->hw_all & IVTV_HW_SAA7114)
703 itv->digitizer = 0xEF;
704 else /* cx25840 */
705 itv->digitizer = 0x140;
706
707 if (itv->card->hw_all & IVTV_HW_CX25840) {
708 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */
709 } else {
710 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */
711 }
712
713 /* Find tuner input */
714 for (i = 0; i < itv->nof_inputs; i++) {
715 if (itv->card->video_inputs[i].video_type ==
716 IVTV_CARD_INPUT_VID_TUNER)
717 break;
718 }
719 if (i == itv->nof_inputs)
720 i = 0;
721 itv->active_input = i;
722 itv->audio_input = itv->card->video_inputs[i].audio_index;
723 if (itv->card->hw_all & IVTV_HW_CX25840)
724 itv->video_dec_func = ivtv_cx25840;
725 else if (itv->card->hw_all & IVTV_HW_SAA717X)
726 itv->video_dec_func = ivtv_saa717x;
727 else
728 itv->video_dec_func = ivtv_saa7115;
729}
730
731static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev,
732 const struct pci_device_id *pci_id)
733{
734 u16 cmd;
735 unsigned char pci_latency;
736
737 IVTV_DEBUG_INFO("Enabling pci device\n");
738
739 if (pci_enable_device(dev)) {
740 IVTV_ERR("Can't enable device %d!\n", itv->num);
741 return -EIO;
742 }
743 if (pci_set_dma_mask(dev, 0xffffffff)) {
744 IVTV_ERR("No suitable DMA available on card %d.\n", itv->num);
745 return -EIO;
746 }
747 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) {
748 IVTV_ERR("Cannot request encoder memory region on card %d.\n", itv->num);
749 return -EIO;
750 }
751
752 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET,
753 IVTV_REG_SIZE, "ivtv registers")) {
754 IVTV_ERR("Cannot request register memory region on card %d.\n", itv->num);
755 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
756 return -EIO;
757 }
758
759 if (itv->has_cx23415 &&
760 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET,
761 IVTV_DECODER_SIZE, "ivtv decoder")) {
762 IVTV_ERR("Cannot request decoder memory region on card %d.\n", itv->num);
763 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
764 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
765 return -EIO;
766 }
767
768 /* Check for bus mastering */
769 pci_read_config_word(dev, PCI_COMMAND, &cmd);
770 if (!(cmd & PCI_COMMAND_MASTER)) {
771 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n");
772 pci_set_master(dev);
773 pci_read_config_word(dev, PCI_COMMAND, &cmd);
774 if (!(cmd & PCI_COMMAND_MASTER)) {
775 IVTV_ERR("Bus Mastering is not enabled\n");
776 return -ENXIO;
777 }
778 }
779 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n");
780
781 pci_read_config_byte(dev, PCI_CLASS_REVISION, &itv->card_rev);
782 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
783
784 if (pci_latency < 64 && ivtv_pci_latency) {
785 IVTV_INFO("Unreasonably low latency timer, "
786 "setting to 64 (was %d)\n", pci_latency);
787 pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
788 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
789 }
790 /* This config space value relates to DMA latencies. The
791 default value 0x8080 is too low however and will lead
792 to DMA errors. 0xffff is the max value which solves
793 these problems. */
794 pci_write_config_dword(dev, 0x40, 0xffff);
795
796 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, "
797 "irq: %d, latency: %d, memory: 0x%lx\n",
798 itv->dev->device, itv->card_rev, dev->bus->number,
799 PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn),
800 itv->dev->irq, pci_latency, (unsigned long)itv->base_addr);
801
802 return 0;
803}
804
805static void ivtv_request_module(struct ivtv *itv, const char *name)
806{
807 if (request_module(name) != 0) {
808 IVTV_ERR("Failed to load module %s\n", name);
809 } else {
810 IVTV_DEBUG_INFO("Loaded module %s\n", name);
811 }
812}
813
814static void ivtv_load_and_init_modules(struct ivtv *itv)
815{
816 struct v4l2_control ctrl;
817 u32 hw = itv->card->hw_all;
818 int i;
819
820 /* load modules */
821#ifndef CONFIG_VIDEO_TUNER
822 if (hw & IVTV_HW_TUNER) {
823 ivtv_request_module(itv, "tuner");
824#ifdef HAVE_XC3028
825 if (itv->options.tuner == TUNER_XCEIVE_XC3028)
826 ivtv_request_module(itv, "xc3028-tuner");
827#endif
828 }
829#endif
830#ifndef CONFIG_VIDEO_CX25840
831 if (hw & IVTV_HW_CX25840)
832 ivtv_request_module(itv, "cx25840");
833#endif
834#ifndef CONFIG_VIDEO_SAA711X
835 if (hw & IVTV_HW_SAA711X)
836 ivtv_request_module(itv, "saa7115");
837#endif
838#ifndef CONFIG_VIDEO_SAA7127
839 if (hw & IVTV_HW_SAA7127)
840 ivtv_request_module(itv, "saa7127");
841#endif
842 if (hw & IVTV_HW_SAA717X)
843 ivtv_request_module(itv, "saa717x");
844#ifndef CONFIG_VIDEO_UPD64031A
845 if (hw & IVTV_HW_UPD64031A)
846 ivtv_request_module(itv, "upd64031a");
847#endif
848#ifndef CONFIG_VIDEO_UPD64083
849 if (hw & IVTV_HW_UPD6408X)
850 ivtv_request_module(itv, "upd64083");
851#endif
852#ifndef CONFIG_VIDEO_MSP3400
853 if (hw & IVTV_HW_MSP34XX)
854 ivtv_request_module(itv, "msp3400");
855#endif
856 if (hw & IVTV_HW_TVAUDIO)
857 ivtv_request_module(itv, "tvaudio");
858#ifndef CONFIG_VIDEO_WM8775
859 if (hw & IVTV_HW_WM8775)
860 ivtv_request_module(itv, "wm8775");
861#endif
862#ifndef CONFIG_VIDEO_WM8739
863 if (hw & IVTV_HW_WM8739)
864 ivtv_request_module(itv, "wm8739");
865#endif
866#ifndef CONFIG_VIDEO_CS53L32A
867 if (hw & IVTV_HW_CS53L32A)
868 ivtv_request_module(itv, "cs53l32a");
869#endif
870
871 /* check which i2c devices are actually found */
872 for (i = 0; i < 32; i++) {
873 u32 device = 1 << i;
874
875 if (!(device & hw))
876 continue;
877 if (device == IVTV_HW_GPIO) {
878 /* GPIO is always available */
879 itv->hw_flags |= IVTV_HW_GPIO;
880 continue;
881 }
882 if (ivtv_i2c_hw_addr(itv, device) > 0)
883 itv->hw_flags |= device;
884 }
885
886 hw = itv->hw_flags;
887
888 if (itv->card->type == IVTV_CARD_CX23416GYC) {
889 /* Several variations of this card exist, detect which card
890 type should be used. */
891 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0)
892 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS);
893 else if ((hw & IVTV_HW_UPD64031A) == 0)
894 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
895 }
896
897 if (hw & IVTV_HW_CX25840) {
898 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */
899 ctrl.id = V4L2_CID_PRIVATE_BASE;
900 ctrl.value = itv->pvr150_workaround;
901 itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl);
902
903 itv->vbi.raw_decoder_line_size = 1444;
904 itv->vbi.raw_decoder_sav_odd_field = 0x20;
905 itv->vbi.raw_decoder_sav_even_field = 0x60;
906 itv->vbi.sliced_decoder_line_size = 272;
907 itv->vbi.sliced_decoder_sav_odd_field = 0xB0;
908 itv->vbi.sliced_decoder_sav_even_field = 0xF0;
909 }
910
911 if (hw & IVTV_HW_SAA711X) {
912 struct v4l2_chip_ident v = { V4L2_CHIP_MATCH_I2C_DRIVER, I2C_DRIVERID_SAA711X };
913
914 /* determine the exact saa711x model */
915 itv->hw_flags &= ~IVTV_HW_SAA711X;
916
917 ivtv_saa7115(itv, VIDIOC_G_CHIP_IDENT, &v);
918 if (v.ident == V4L2_IDENT_SAA7114) {
919 itv->hw_flags |= IVTV_HW_SAA7114;
920 /* VBI is not yet supported by the saa7114 driver. */
921 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE);
922 }
923 else {
924 itv->hw_flags |= IVTV_HW_SAA7115;
925 }
926 itv->vbi.raw_decoder_line_size = 1443;
927 itv->vbi.raw_decoder_sav_odd_field = 0x25;
928 itv->vbi.raw_decoder_sav_even_field = 0x62;
929 itv->vbi.sliced_decoder_line_size = 51;
930 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
931 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
932 }
933
934 if (hw & IVTV_HW_SAA717X) {
935 itv->vbi.raw_decoder_line_size = 1443;
936 itv->vbi.raw_decoder_sav_odd_field = 0x25;
937 itv->vbi.raw_decoder_sav_even_field = 0x62;
938 itv->vbi.sliced_decoder_line_size = 51;
939 itv->vbi.sliced_decoder_sav_odd_field = 0xAB;
940 itv->vbi.sliced_decoder_sav_even_field = 0xEC;
941 }
942}
943
944static int __devinit ivtv_probe(struct pci_dev *dev,
945 const struct pci_device_id *pci_id)
946{
947 int retval = 0;
948 int video_input;
949 int yuv_buf_size;
950 int vbi_buf_size;
951 int fw_retry_count = 3;
952 struct ivtv *itv;
953 struct v4l2_frequency vf;
954
955 spin_lock(&ivtv_cards_lock);
956
957 /* Make sure we've got a place for this card */
958 if (ivtv_cards_active == IVTV_MAX_CARDS) {
959 printk(KERN_ERR "ivtv: Maximum number of cards detected (%d).\n",
960 ivtv_cards_active);
961 spin_unlock(&ivtv_cards_lock);
962 return -ENOMEM;
963 }
964
965 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC);
966 if (itv == 0) {
967 spin_unlock(&ivtv_cards_lock);
968 return -ENOMEM;
969 }
970 ivtv_cards[ivtv_cards_active] = itv;
971 itv->dev = dev;
972 itv->num = ivtv_cards_active++;
973 snprintf(itv->name, sizeof(itv->name) - 1, "ivtv%d", itv->num);
974 if (itv->num) {
975 printk(KERN_INFO "ivtv: ====================== NEXT CARD ======================\n");
976 }
977
978 spin_unlock(&ivtv_cards_lock);
979
980 ivtv_process_options(itv);
981 if (itv->options.cardtype == -1) {
982 retval = -ENODEV;
983 goto err;
984 }
985 if (ivtv_init_struct1(itv)) {
986 retval = -ENOMEM;
987 goto err;
988 }
989
990 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr);
991
992 /* PCI Device Setup */
993 if ((retval = ivtv_setup_pci(itv, dev, pci_id)) != 0) {
994 if (retval == -EIO)
995 goto free_workqueue;
996 else if (retval == -ENXIO)
997 goto free_mem;
998 }
999 /* save itv in the pci struct for later use */
1000 pci_set_drvdata(dev, itv);
1001
1002 /* map io memory */
1003 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1004 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE);
1005 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET,
1006 IVTV_ENCODER_SIZE);
1007 if (!itv->enc_mem) {
1008 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1009 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1010 retval = -ENOMEM;
1011 goto free_mem;
1012 }
1013
1014 if (itv->has_cx23415) {
1015 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1016 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1017 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET,
1018 IVTV_DECODER_SIZE);
1019 if (!itv->dec_mem) {
1020 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1021 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1022 retval = -ENOMEM;
1023 goto free_mem;
1024 }
1025 }
1026 else {
1027 itv->dec_mem = itv->enc_mem;
1028 }
1029
1030 /* map registers memory */
1031 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n",
1032 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1033 itv->reg_mem =
1034 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1035 if (!itv->reg_mem) {
1036 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n");
1037 IVTV_ERR("or disabling CONFIG_HIMEM4G into the kernel would help\n");
1038 retval = -ENOMEM;
1039 goto free_io;
1040 }
1041
1042 while (--fw_retry_count > 0) {
1043 /* load firmware */
1044 if (ivtv_firmware_init(itv) == 0)
1045 break;
1046 if (fw_retry_count > 1)
1047 IVTV_WARN("Retry loading firmware\n");
1048 }
1049 if (fw_retry_count == 0) {
1050 IVTV_ERR("Error initializing firmware\n");
1051 goto free_i2c;
1052 }
1053
1054 /* Try and get firmware versions */
1055 IVTV_DEBUG_INFO("Getting firmware version..\n");
1056 ivtv_firmware_versions(itv);
1057
1058 /* Check yuv output filter table */
1059 if (itv->has_cx23415) ivtv_yuv_filter_check(itv);
1060
1061 ivtv_gpio_init(itv);
1062
1063 /* active i2c */
1064 IVTV_DEBUG_INFO("activating i2c...\n");
1065 if (init_ivtv_i2c(itv)) {
1066 IVTV_ERR("Could not initialize i2c\n");
1067 goto free_irq;
1068 }
1069
1070 IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active);
1071
1072 if (itv->card->hw_all & IVTV_HW_TVEEPROM) {
1073#ifdef CONFIG_VIDEO_TVEEPROM_MODULE
1074 ivtv_request_module(itv, "tveeprom");
1075#endif
1076 /* Based on the model number the cardtype may be changed.
1077 The PCI IDs are not always reliable. */
1078 ivtv_process_eeprom(itv);
1079 }
1080
1081 if (itv->std == 0) {
1082 itv->std = V4L2_STD_NTSC_M;
1083 }
1084
1085 if (itv->options.tuner == -1) {
1086 int i;
1087
1088 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) {
1089 if ((itv->std & itv->card->tuners[i].std) == 0)
1090 continue;
1091 itv->options.tuner = itv->card->tuners[i].tuner;
1092 break;
1093 }
1094 }
1095 /* if no tuner was found, then pick the first tuner in the card list */
1096 if (itv->options.tuner == -1 && itv->card->tuners[0].std) {
1097 itv->std = itv->card->tuners[0].std;
1098 itv->options.tuner = itv->card->tuners[0].tuner;
1099 }
1100 if (itv->options.radio == -1)
1101 itv->options.radio = (itv->card->radio_input.audio_type != 0);
1102
1103 /* The card is now fully identified, continue with card-specific
1104 initialization. */
1105 ivtv_init_struct2(itv);
1106
1107 ivtv_load_and_init_modules(itv);
1108
1109 if (itv->std & V4L2_STD_525_60) {
1110 itv->is_60hz = 1;
1111 itv->is_out_60hz = 1;
1112 } else {
1113 itv->is_50hz = 1;
1114 itv->is_out_50hz = 1;
1115 }
1116 itv->params.video_gop_size = itv->is_60hz ? 15 : 12;
1117
1118 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000;
1119 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200;
1120 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000;
1121
1122 /* 0x15180 == 720 * 480 / 4, 0x19500 == 720 * 576 / 4 */
1123 yuv_buf_size = itv->is_60hz ? 0x15180 : 0x19500;
1124 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = yuv_buf_size / 2;
1125 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = yuv_buf_size / 8;
1126
1127 /* Setup VBI Raw Size. Should be big enough to hold PAL.
1128 It is possible to switch between PAL and NTSC, so we need to
1129 take the largest size here. */
1130 /* 1456 is multiple of 16, real size = 1444 */
1131 itv->vbi.raw_size = 1456;
1132 /* We use a buffer size of 1/2 of the total size needed for a
1133 frame. This is actually very useful, since we now receive
1134 a field at a time and that makes 'compressing' the raw data
1135 down to size by stripping off the SAV codes a lot easier.
1136 Note: having two different buffer sizes prevents standard
1137 switching on the fly. We need to find a better solution... */
1138 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2;
1139 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size;
1140 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36;
1141
1142 if (itv->options.radio > 0)
1143 itv->v4l2_cap |= V4L2_CAP_RADIO;
1144
1145 retval = ivtv_streams_setup(itv);
1146 if (retval) {
1147 IVTV_ERR("Error %d setting up streams\n", retval);
1148 goto free_i2c;
1149 }
1150
1151 /* Start Threads */
1152 IVTV_DEBUG_INFO("Starting Threads\n");
1153
1154 /* Decoder Thread */
1155 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) {
1156 ivtv_init_mpeg_decoder(itv);
1157 }
1158
1159 IVTV_DEBUG_IRQ("Masking interrupts\n");
1160 /* clear interrupt mask, effectively disabling interrupts */
1161 ivtv_set_irq_mask(itv, 0xffffffff);
1162
1163 /* Register IRQ */
1164 retval = request_irq(itv->dev->irq, ivtv_irq_handler,
1165 SA_SHIRQ | SA_INTERRUPT, itv->name, (void *)itv);
1166 if (retval) {
1167 IVTV_ERR("Failed to register irq %d\n", retval);
1168 goto free_streams;
1169 }
1170
1171 /* On a cx23416 this seems to be able to enable DMA to the chip? */
1172 if (!itv->has_cx23415)
1173 write_reg_sync(0x03, IVTV_REG_DMACONTROL);
1174
1175 /* Default interrupts enabled. For the PVR350 this includes the
1176 decoder VSYNC interrupt, which is always on. It is not only used
1177 during decoding but also by the OSD.
1178 Some old PVR250 cards had a cx23415, so testing for that is too
1179 general. Instead test if the card has video output capability. */
1180 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
1181 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC);
1182 else
1183 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT);
1184
1185 if (itv->options.tuner > -1) {
1186 struct tuner_setup setup;
1187
1188 setup.addr = ADDR_UNSET;
1189 setup.type = itv->options.tuner;
1190 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */
1191#ifdef HAVE_XC3028
1192 setup.initmode = V4L2_TUNER_ANALOG_TV;
1193 if (itv->options.tuner == TUNER_XCEIVE_XC3028) {
1194 setup.gpio_write = ivtv_reset_tuner_gpio;
1195 setup.gpio_priv = itv;
1196 }
1197#endif
1198 ivtv_call_i2c_clients(itv, TUNER_SET_TYPE_ADDR, &setup);
1199 }
1200
1201 vf.tuner = 0;
1202 vf.type = V4L2_TUNER_ANALOG_TV;
1203 vf.frequency = 6400; /* the tuner 'baseline' frequency */
1204 if (itv->std & V4L2_STD_NTSC_M) {
1205 /* Why on earth? */
1206 vf.frequency = 1076; /* ch. 4 67250*16/1000 */
1207 }
1208
1209 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video)
1210 are not. */
1211 itv->tuner_std = itv->std;
1212
1213 video_input = itv->active_input;
1214 itv->active_input++; /* Force update of input */
1215 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input);
1216
1217 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code
1218 in one place. */
1219 itv->std++; /* Force full standard initialization */
1220 itv->std_out = itv->std;
1221 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std);
1222 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf);
1223 if (itv->has_cx23415)
1224 ivtv_set_osd_alpha(itv);
1225
1226 IVTV_INFO("Initialized %s, card #%d\n", itv->card_name, itv->num);
1227
1228 return 0;
1229
1230 free_irq:
1231 free_irq(itv->dev->irq, (void *)itv);
1232 free_streams:
1233 ivtv_streams_cleanup(itv);
1234 free_i2c:
1235 exit_ivtv_i2c(itv);
1236 free_io:
1237 ivtv_iounmap(itv);
1238 free_mem:
1239 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1240 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1241 if (itv->has_cx23415)
1242 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1243 free_workqueue:
1244 destroy_workqueue(itv->vbi.work_queues);
1245 destroy_workqueue(itv->yuv_info.work_queues);
1246 err:
1247 if (retval == 0)
1248 retval = -ENODEV;
1249 IVTV_ERR("Error %d on initialization\n", retval);
1250
1251 kfree(ivtv_cards[ivtv_cards_active]);
1252 ivtv_cards[ivtv_cards_active] = NULL;
1253 return retval;
1254}
1255
1256static void ivtv_remove(struct pci_dev *pci_dev)
1257{
1258 struct ivtv *itv = pci_get_drvdata(pci_dev);
1259
1260 IVTV_DEBUG_INFO("Removing Card #%d.\n", itv->num);
1261
1262 /* Stop all captures */
1263 IVTV_DEBUG_INFO(" Stopping all streams.\n");
1264 if (atomic_read(&itv->capturing) > 0)
1265 ivtv_stop_all_captures(itv);
1266
1267 /* Stop all decoding */
1268 IVTV_DEBUG_INFO(" Stopping decoding.\n");
1269 if (atomic_read(&itv->decoding) > 0) {
1270 int type;
1271
1272 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags))
1273 type = IVTV_DEC_STREAM_TYPE_YUV;
1274 else
1275 type = IVTV_DEC_STREAM_TYPE_MPG;
1276 ivtv_stop_v4l2_decode_stream(&itv->streams[type],
1277 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0);
1278 }
1279
1280 /* Interrupts */
1281 IVTV_DEBUG_INFO(" Disabling interrupts.\n");
1282 ivtv_set_irq_mask(itv, 0xffffffff);
1283 del_timer_sync(&itv->dma_timer);
1284
1285 /* Stop all Work Queues */
1286 IVTV_DEBUG_INFO(" Stop Work Queues.\n");
1287 flush_workqueue(itv->vbi.work_queues);
1288 flush_workqueue(itv->yuv_info.work_queues);
1289 destroy_workqueue(itv->vbi.work_queues);
1290 destroy_workqueue(itv->yuv_info.work_queues);
1291
1292 IVTV_DEBUG_INFO(" Stopping Firmware.\n");
1293 ivtv_halt_firmware(itv);
1294
1295 IVTV_DEBUG_INFO(" Unregistering v4l devices.\n");
1296 ivtv_streams_cleanup(itv);
1297 IVTV_DEBUG_INFO(" Freeing dma resources.\n");
1298 ivtv_udma_free(itv);
1299
1300 exit_ivtv_i2c(itv);
1301
1302 IVTV_DEBUG_INFO(" Releasing irq.\n");
1303 free_irq(itv->dev->irq, (void *)itv);
1304
1305 if (itv->dev) {
1306 ivtv_iounmap(itv);
1307 }
1308
1309 IVTV_DEBUG_INFO(" Releasing mem.\n");
1310 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE);
1311 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE);
1312 if (itv->has_cx23415)
1313 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE);
1314
1315 pci_disable_device(itv->dev);
1316
1317 IVTV_INFO("Removed %s, card #%d\n", itv->card_name, itv->num);
1318}
1319
1320/* define a pci_driver for card detection */
1321static struct pci_driver ivtv_pci_driver = {
1322 .name = "ivtv",
1323 .id_table = ivtv_pci_tbl,
1324 .probe = ivtv_probe,
1325 .remove = ivtv_remove,
1326};
1327
1328static int module_start(void)
1329{
1330 printk(KERN_INFO "ivtv: ==================== START INIT IVTV ====================\n");
1331 printk(KERN_INFO "ivtv: version %s (" VERMAGIC_STRING ") loading\n", IVTV_VERSION);
1332
1333 memset(ivtv_cards, 0, sizeof(ivtv_cards));
1334
1335 /* Validate parameters */
1336 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) {
1337 printk(KERN_ERR "ivtv: ivtv_first_minor must be between 0 and %d. Exiting...\n",
1338 IVTV_MAX_CARDS - 1);
1339 return -1;
1340 }
1341
1342 if (ivtv_debug < 0 || ivtv_debug > 511) {
1343 ivtv_debug = 0;
1344 printk(KERN_INFO "ivtv: debug value must be >= 0 and <= 511!\n");
1345 }
1346
1347 if (pci_module_init(&ivtv_pci_driver)) {
1348 printk(KERN_ERR "ivtv: Error detecting PCI card\n");
1349 return -ENODEV;
1350 }
1351 printk(KERN_INFO "ivtv: ==================== END INIT IVTV ====================\n");
1352 return 0;
1353}
1354
1355static void module_cleanup(void)
1356{
1357 int i, j;
1358
1359 for (i = 0; i < ivtv_cards_active; i++) {
1360 if (ivtv_cards[i] == NULL)
1361 continue;
1362 for (j = 0; j < IVTV_VBI_FRAMES; j++) {
1363 kfree(ivtv_cards[i]->vbi.sliced_mpeg_data[j]);
1364 }
1365 kfree(ivtv_cards[i]);
1366 }
1367 pci_unregister_driver(&ivtv_pci_driver);
1368}
1369
1370EXPORT_SYMBOL(ivtv_set_irq_mask);
1371EXPORT_SYMBOL(ivtv_cards_active);
1372EXPORT_SYMBOL(ivtv_cards);
1373EXPORT_SYMBOL(ivtv_api);
1374EXPORT_SYMBOL(ivtv_vapi);
1375EXPORT_SYMBOL(ivtv_vapi_result);
1376EXPORT_SYMBOL(ivtv_clear_irq_mask);
1377EXPORT_SYMBOL(ivtv_debug);
1378EXPORT_SYMBOL(ivtv_reset_ir_gpio);
1379EXPORT_SYMBOL(ivtv_udma_setup);
1380EXPORT_SYMBOL(ivtv_udma_unmap);
1381EXPORT_SYMBOL(ivtv_udma_alloc);
1382EXPORT_SYMBOL(ivtv_udma_prepare);
1383
1384module_init(module_start);
1385module_exit(module_cleanup);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-25 18:22:46 -0500