ivtv-driver.c revision 6a4a79355bfa9ae6977556595a68f2e3a0e143f7
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-routing.h" 56#include "ivtv-gpio.h" 57 58#include <media/tveeprom.h> 59#include <media/saa7115.h> 60#include <media/v4l2-chip-ident.h> 61#include "tuner-xc2028.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 */ 77DEFINE_SPINLOCK(ivtv_cards_lock); 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 90/* Parameter declarations */ 91static int cardtype[IVTV_MAX_CARDS]; 92static int tuner[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 93 -1, -1, -1, -1, -1, -1, -1, -1, 94 -1, -1, -1, -1, -1, -1, -1, -1, 95 -1, -1, -1, -1, -1, -1, -1, -1 }; 96static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 97 -1, -1, -1, -1, -1, -1, -1, -1, 98 -1, -1, -1, -1, -1, -1, -1, -1, 99 -1, -1, -1, -1, -1, -1, -1, -1 }; 100 101static unsigned int cardtype_c = 1; 102static unsigned int tuner_c = 1; 103static unsigned int radio_c = 1; 104static char pal[] = "---"; 105static char secam[] = "--"; 106static char ntsc[] = "-"; 107 108/* Buffers */ 109 110/* DMA Buffers, Default size in MB allocated */ 111#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4 112#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2 113#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1 114/* Exception: size in kB for this stream (MB is overkill) */ 115#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320 116#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1 117#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1 118/* Exception: size in kB for this stream (MB is way overkill) */ 119#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64 120 121static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS; 122static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS; 123static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS; 124static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS; 125static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS; 126static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS; 127static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS; 128 129static int ivtv_yuv_mode; 130static int ivtv_yuv_threshold = -1; 131static int ivtv_pci_latency = 1; 132 133int ivtv_debug; 134 135static int tunertype = -1; 136static int newi2c = -1; 137 138module_param_array(tuner, int, &tuner_c, 0644); 139module_param_array(radio, bool, &radio_c, 0644); 140module_param_array(cardtype, int, &cardtype_c, 0644); 141module_param_string(pal, pal, sizeof(pal), 0644); 142module_param_string(secam, secam, sizeof(secam), 0644); 143module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); 144module_param_named(debug,ivtv_debug, int, 0644); 145module_param(ivtv_pci_latency, int, 0644); 146module_param(ivtv_yuv_mode, int, 0644); 147module_param(ivtv_yuv_threshold, int, 0644); 148module_param(ivtv_first_minor, int, 0644); 149 150module_param(enc_mpg_buffers, int, 0644); 151module_param(enc_yuv_buffers, int, 0644); 152module_param(enc_vbi_buffers, int, 0644); 153module_param(enc_pcm_buffers, int, 0644); 154module_param(dec_mpg_buffers, int, 0644); 155module_param(dec_yuv_buffers, int, 0644); 156module_param(dec_vbi_buffers, int, 0644); 157 158module_param(tunertype, int, 0644); 159module_param(newi2c, int, 0644); 160 161MODULE_PARM_DESC(tuner, "Tuner type selection,\n" 162 "\t\t\tsee tuner.h for values"); 163MODULE_PARM_DESC(radio, 164 "Enable or disable the radio. Use only if autodetection\n" 165 "\t\t\tfails. 0 = disable, 1 = enable"); 166MODULE_PARM_DESC(cardtype, 167 "Only use this option if your card is not detected properly.\n" 168 "\t\tSpecify card type:\n" 169 "\t\t\t 1 = WinTV PVR 250\n" 170 "\t\t\t 2 = WinTV PVR 350\n" 171 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n" 172 "\t\t\t 4 = AVerMedia M179\n" 173 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n" 174 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n" 175 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n" 176 "\t\t\t 8 = Adaptec AVC-2410\n" 177 "\t\t\t 9 = Adaptec AVC-2010\n" 178 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n" 179 "\t\t\t11 = AOpen VA2000MAX-STN6\n" 180 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n" 181 "\t\t\t13 = I/O Data GV-MVP/RX\n" 182 "\t\t\t14 = I/O Data GV-MVP/RX2E\n" 183 "\t\t\t15 = GOTVIEW PCI DVD\n" 184 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n" 185 "\t\t\t17 = Yuan MPC622\n" 186 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n" 187 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite\n" 188 "\t\t\t20 = Club3D ZAP-TV1x01\n" 189 "\t\t\t21 = AverTV MCE 116 Plus\n" 190 "\t\t\t22 = ASUS Falcon2\n" 191 "\t\t\t23 = AverMedia PVR-150 Plus\n" 192 "\t\t\t24 = AverMedia EZMaker PCI Deluxe\n" 193 "\t\t\t25 = AverMedia M104 (not yet working)\n" 194 "\t\t\t 0 = Autodetect (default)\n" 195 "\t\t\t-1 = Ignore this card\n\t\t"); 196MODULE_PARM_DESC(pal, "Set PAL standard: BGH, DK, I, M, N, Nc, 60"); 197MODULE_PARM_DESC(secam, "Set SECAM standard: BGH, DK, L, LC"); 198MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J (Japan), K (South Korea)"); 199MODULE_PARM_DESC(tunertype, 200 "Specify tuner type:\n" 201 "\t\t\t 0 = tuner for PAL-B/G/H/D/K/I, SECAM-B/G/H/D/K/L/Lc\n" 202 "\t\t\t 1 = tuner for NTSC-M/J/K, PAL-M/N/Nc\n" 203 "\t\t\t-1 = Autodetect (default)\n"); 204MODULE_PARM_DESC(debug, 205 "Debug level (bitmask). Default: 0\n" 206 "\t\t\t 1/0x0001: warning\n" 207 "\t\t\t 2/0x0002: info\n" 208 "\t\t\t 4/0x0004: mailbox\n" 209 "\t\t\t 8/0x0008: ioctl\n" 210 "\t\t\t 16/0x0010: file\n" 211 "\t\t\t 32/0x0020: dma\n" 212 "\t\t\t 64/0x0040: irq\n" 213 "\t\t\t 128/0x0080: decoder\n" 214 "\t\t\t 256/0x0100: yuv\n" 215 "\t\t\t 512/0x0200: i2c\n" 216 "\t\t\t1024/0x0400: high volume\n"); 217MODULE_PARM_DESC(ivtv_pci_latency, 218 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" 219 "\t\t\tDefault: Yes"); 220MODULE_PARM_DESC(ivtv_yuv_mode, 221 "Specify the yuv playback mode:\n" 222 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n" 223 "\t\t\tDefault: 0 (interlaced)"); 224MODULE_PARM_DESC(ivtv_yuv_threshold, 225 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n" 226 "\t\t\tDefault: 480");; 227MODULE_PARM_DESC(enc_mpg_buffers, 228 "Encoder MPG Buffers (in MB)\n" 229 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS)); 230MODULE_PARM_DESC(enc_yuv_buffers, 231 "Encoder YUV Buffers (in MB)\n" 232 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS)); 233MODULE_PARM_DESC(enc_vbi_buffers, 234 "Encoder VBI Buffers (in MB)\n" 235 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS)); 236MODULE_PARM_DESC(enc_pcm_buffers, 237 "Encoder PCM buffers (in kB)\n" 238 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS)); 239MODULE_PARM_DESC(dec_mpg_buffers, 240 "Decoder MPG buffers (in MB)\n" 241 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS)); 242MODULE_PARM_DESC(dec_yuv_buffers, 243 "Decoder YUV buffers (in MB)\n" 244 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS)); 245MODULE_PARM_DESC(dec_vbi_buffers, 246 "Decoder VBI buffers (in kB)\n" 247 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS)); 248MODULE_PARM_DESC(newi2c, 249 "Use new I2C implementation\n" 250 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n" 251 "\t\t\tDefault is autodetect"); 252 253MODULE_PARM_DESC(ivtv_first_minor, "Set minor assigned to first card"); 254 255MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil"); 256MODULE_DESCRIPTION("CX23415/CX23416 driver"); 257MODULE_SUPPORTED_DEVICE 258 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n" 259 "\t\t\tYuan MPG series and similar)"); 260MODULE_LICENSE("GPL"); 261 262MODULE_VERSION(IVTV_VERSION); 263 264void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask) 265{ 266 itv->irqmask &= ~mask; 267 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 268} 269 270void ivtv_set_irq_mask(struct ivtv *itv, u32 mask) 271{ 272 itv->irqmask |= mask; 273 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 274} 275 276int ivtv_set_output_mode(struct ivtv *itv, int mode) 277{ 278 int old_mode; 279 280 spin_lock(&itv->lock); 281 old_mode = itv->output_mode; 282 if (old_mode == 0) 283 itv->output_mode = old_mode = mode; 284 spin_unlock(&itv->lock); 285 return old_mode; 286} 287 288struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv) 289{ 290 switch (itv->output_mode) { 291 case OUT_MPG: 292 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; 293 case OUT_YUV: 294 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV]; 295 default: 296 return NULL; 297 } 298} 299 300int ivtv_waitq(wait_queue_head_t *waitq) 301{ 302 DEFINE_WAIT(wait); 303 304 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE); 305 schedule(); 306 finish_wait(waitq, &wait); 307 return signal_pending(current) ? -EINTR : 0; 308} 309 310/* Generic utility functions */ 311int ivtv_msleep_timeout(unsigned int msecs, int intr) 312{ 313 int ret; 314 int timeout = msecs_to_jiffies(msecs); 315 316 do { 317 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); 318 timeout = schedule_timeout(timeout); 319 if (intr && (ret = signal_pending(current))) 320 return ret; 321 } while (timeout); 322 return 0; 323} 324 325/* Release ioremapped memory */ 326static void ivtv_iounmap(struct ivtv *itv) 327{ 328 if (itv == NULL) 329 return; 330 331 /* Release registers memory */ 332 if (itv->reg_mem != NULL) { 333 IVTV_DEBUG_INFO("releasing reg_mem\n"); 334 iounmap(itv->reg_mem); 335 itv->reg_mem = NULL; 336 } 337 /* Release io memory */ 338 if (itv->has_cx23415 && itv->dec_mem != NULL) { 339 IVTV_DEBUG_INFO("releasing dec_mem\n"); 340 iounmap(itv->dec_mem); 341 } 342 itv->dec_mem = NULL; 343 344 /* Release io memory */ 345 if (itv->enc_mem != NULL) { 346 IVTV_DEBUG_INFO("releasing enc_mem\n"); 347 iounmap(itv->enc_mem); 348 itv->enc_mem = NULL; 349 } 350} 351 352/* Hauppauge card? get values from tveeprom */ 353void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv) 354{ 355 u8 eedata[256]; 356 357 itv->i2c_client.addr = 0xA0 >> 1; 358 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata)); 359 tveeprom_hauppauge_analog(&itv->i2c_client, tv, eedata); 360} 361 362static void ivtv_process_eeprom(struct ivtv *itv) 363{ 364 struct tveeprom tv; 365 int pci_slot = PCI_SLOT(itv->dev->devfn); 366 367 ivtv_read_eeprom(itv, &tv); 368 369 /* Many thanks to Steven Toth from Hauppauge for providing the 370 model numbers */ 371 switch (tv.model) { 372 /* In a few cases the PCI subsystem IDs do not correctly 373 identify the card. A better method is to check the 374 model number from the eeprom instead. */ 375 case 30012 ... 30039: /* Low profile PVR250 */ 376 case 32000 ... 32999: 377 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */ 378 case 48400 ... 48599: 379 itv->card = ivtv_get_card(IVTV_CARD_PVR_250); 380 break; 381 case 48100 ... 48399: 382 case 48600 ... 48999: 383 itv->card = ivtv_get_card(IVTV_CARD_PVR_350); 384 break; 385 case 23000 ... 23999: /* PVR500 */ 386 case 25000 ... 25999: /* Low profile PVR150 */ 387 case 26000 ... 26999: /* Regular PVR150 */ 388 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 389 break; 390 case 0: 391 IVTV_ERR("Invalid EEPROM\n"); 392 return; 393 default: 394 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model); 395 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 396 break; 397 } 398 399 switch (tv.model) { 400 /* Old style PVR350 (with an saa7114) uses this input for 401 the tuner. */ 402 case 48254: 403 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1); 404 break; 405 default: 406 break; 407 } 408 409 itv->v4l2_cap = itv->card->v4l2_capabilities; 410 itv->card_name = itv->card->name; 411 itv->card_i2c = itv->card->i2c; 412 413 /* If this is a PVR500 then it should be possible to detect whether it is the 414 first or second unit by looking at the subsystem device ID: is bit 4 is 415 set, then it is the second unit (according to info from Hauppauge). 416 417 However, while this works for most cards, I have seen a few PVR500 cards 418 where both units have the same subsystem ID. 419 420 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500 421 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise 422 it is the second unit. It is possible that it is a different slot when ivtv is 423 used in Xen, in that case I ignore this card here. The worst that can happen 424 is that the card presents itself with a non-working radio device. 425 426 This detection is needed since the eeprom reports incorrectly that a radio is 427 present on the second unit. */ 428 if (tv.model / 1000 == 23) { 429 static const struct ivtv_card_tuner_i2c ivtv_i2c_radio = { 430 .radio = { 0x60, I2C_CLIENT_END }, 431 .demod = { 0x43, I2C_CLIENT_END }, 432 .tv = { 0x61, I2C_CLIENT_END }, 433 }; 434 435 itv->card_name = "WinTV PVR 500"; 436 itv->card_i2c = &ivtv_i2c_radio; 437 if (pci_slot == 8 || pci_slot == 9) { 438 int is_first = (pci_slot & 1) == 0; 439 440 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" : 441 "WinTV PVR 500 (unit #2)"; 442 if (!is_first) { 443 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n"); 444 tv.has_radio = 0; 445 } 446 } 447 } 448 IVTV_INFO("Autodetected %s\n", itv->card_name); 449 450 switch (tv.tuner_hauppauge_model) { 451 case 85: 452 case 99: 453 case 112: 454 itv->pvr150_workaround = 1; 455 break; 456 default: 457 break; 458 } 459 if (tv.tuner_type == TUNER_ABSENT) 460 IVTV_ERR("tveeprom cannot autodetect tuner!"); 461 462 if (itv->options.tuner == -1) 463 itv->options.tuner = tv.tuner_type; 464 if (itv->options.radio == -1) 465 itv->options.radio = (tv.has_radio != 0); 466 /* only enable newi2c if an IR blaster is present */ 467 /* FIXME: for 2.6.20 the test against 2 should be removed */ 468 if (itv->options.newi2c == -1 && tv.has_ir != -1 && tv.has_ir != 2) { 469 itv->options.newi2c = (tv.has_ir & 2) ? 1 : 0; 470 if (itv->options.newi2c) { 471 IVTV_INFO("Reopen i2c bus for IR-blaster support\n"); 472 exit_ivtv_i2c(itv); 473 init_ivtv_i2c(itv); 474 } 475 } 476 477 if (itv->std != 0) 478 /* user specified tuner standard */ 479 return; 480 481 /* autodetect tuner standard */ 482 if (tv.tuner_formats & V4L2_STD_PAL) { 483 IVTV_DEBUG_INFO("PAL tuner detected\n"); 484 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 485 } else if (tv.tuner_formats & V4L2_STD_NTSC) { 486 IVTV_DEBUG_INFO("NTSC tuner detected\n"); 487 itv->std |= V4L2_STD_NTSC_M; 488 } else if (tv.tuner_formats & V4L2_STD_SECAM) { 489 IVTV_DEBUG_INFO("SECAM tuner detected\n"); 490 itv->std |= V4L2_STD_SECAM_L; 491 } else { 492 IVTV_INFO("No tuner detected, default to NTSC-M\n"); 493 itv->std |= V4L2_STD_NTSC_M; 494 } 495} 496 497static v4l2_std_id ivtv_parse_std(struct ivtv *itv) 498{ 499 switch (pal[0]) { 500 case '6': 501 tunertype = 0; 502 return V4L2_STD_PAL_60; 503 case 'b': 504 case 'B': 505 case 'g': 506 case 'G': 507 case 'h': 508 case 'H': 509 tunertype = 0; 510 return V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 511 case 'n': 512 case 'N': 513 tunertype = 1; 514 if (pal[1] == 'c' || pal[1] == 'C') 515 return V4L2_STD_PAL_Nc; 516 return V4L2_STD_PAL_N; 517 case 'i': 518 case 'I': 519 tunertype = 0; 520 return V4L2_STD_PAL_I; 521 case 'd': 522 case 'D': 523 case 'k': 524 case 'K': 525 tunertype = 0; 526 return V4L2_STD_PAL_DK; 527 case 'M': 528 case 'm': 529 tunertype = 1; 530 return V4L2_STD_PAL_M; 531 case '-': 532 break; 533 default: 534 IVTV_WARN("pal= argument not recognised\n"); 535 return 0; 536 } 537 538 switch (secam[0]) { 539 case 'b': 540 case 'B': 541 case 'g': 542 case 'G': 543 case 'h': 544 case 'H': 545 tunertype = 0; 546 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; 547 case 'd': 548 case 'D': 549 case 'k': 550 case 'K': 551 tunertype = 0; 552 return V4L2_STD_SECAM_DK; 553 case 'l': 554 case 'L': 555 tunertype = 0; 556 if (secam[1] == 'C' || secam[1] == 'c') 557 return V4L2_STD_SECAM_LC; 558 return V4L2_STD_SECAM_L; 559 case '-': 560 break; 561 default: 562 IVTV_WARN("secam= argument not recognised\n"); 563 return 0; 564 } 565 566 switch (ntsc[0]) { 567 case 'm': 568 case 'M': 569 tunertype = 1; 570 return V4L2_STD_NTSC_M; 571 case 'j': 572 case 'J': 573 tunertype = 1; 574 return V4L2_STD_NTSC_M_JP; 575 case 'k': 576 case 'K': 577 tunertype = 1; 578 return V4L2_STD_NTSC_M_KR; 579 case '-': 580 break; 581 default: 582 IVTV_WARN("ntsc= argument not recognised\n"); 583 return 0; 584 } 585 586 /* no match found */ 587 return 0; 588} 589 590static void ivtv_process_options(struct ivtv *itv) 591{ 592 const char *chipname; 593 int i, j; 594 595 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers * 1024; 596 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers * 1024; 597 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers * 1024; 598 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; 599 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers * 1024; 600 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers * 1024; 601 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers; 602 itv->options.cardtype = cardtype[itv->num]; 603 itv->options.tuner = tuner[itv->num]; 604 itv->options.radio = radio[itv->num]; 605 itv->options.newi2c = newi2c; 606 if (tunertype < -1 || tunertype > 1) { 607 IVTV_WARN("Invalid tunertype argument, will autodetect instead\n"); 608 tunertype = -1; 609 } 610 itv->std = ivtv_parse_std(itv); 611 if (itv->std == 0 && tunertype >= 0) 612 itv->std = tunertype ? V4L2_STD_MN : (V4L2_STD_ALL & ~V4L2_STD_MN); 613 itv->has_cx23415 = (itv->dev->device == PCI_DEVICE_ID_IVTV15); 614 chipname = itv->has_cx23415 ? "cx23415" : "cx23416"; 615 if (itv->options.cardtype == -1) { 616 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname); 617 return; 618 } 619 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) { 620 IVTV_INFO("User specified %s card (detected %s based chip)\n", 621 itv->card->name, chipname); 622 } else if (itv->options.cardtype != 0) { 623 IVTV_ERR("Unknown user specified type, trying to autodetect card\n"); 624 } 625 if (itv->card == NULL) { 626 if (itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE || 627 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 || 628 itv->dev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) { 629 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150); 630 IVTV_INFO("Autodetected Hauppauge card (%s based)\n", 631 chipname); 632 } 633 } 634 if (itv->card == NULL) { 635 for (i = 0; (itv->card = ivtv_get_card(i)); i++) { 636 if (itv->card->pci_list == NULL) 637 continue; 638 for (j = 0; itv->card->pci_list[j].device; j++) { 639 if (itv->dev->device != 640 itv->card->pci_list[j].device) 641 continue; 642 if (itv->dev->subsystem_vendor != 643 itv->card->pci_list[j].subsystem_vendor) 644 continue; 645 if (itv->dev->subsystem_device != 646 itv->card->pci_list[j].subsystem_device) 647 continue; 648 IVTV_INFO("Autodetected %s card (%s based)\n", 649 itv->card->name, chipname); 650 goto done; 651 } 652 } 653 } 654done: 655 656 if (itv->card == NULL) { 657 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 658 IVTV_ERR("Unknown card: vendor/device: %04x/%04x\n", 659 itv->dev->vendor, itv->dev->device); 660 IVTV_ERR(" subsystem vendor/device: %04x/%04x\n", 661 itv->dev->subsystem_vendor, itv->dev->subsystem_device); 662 IVTV_ERR(" %s based\n", chipname); 663 IVTV_ERR("Defaulting to %s card\n", itv->card->name); 664 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); 665 IVTV_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n"); 666 IVTV_ERR("Prefix your subject line with [UNKNOWN IVTV CARD].\n"); 667 } 668 itv->v4l2_cap = itv->card->v4l2_capabilities; 669 itv->card_name = itv->card->name; 670 itv->card_i2c = itv->card->i2c; 671} 672 673/* Precondition: the ivtv structure has been memset to 0. Only 674 the dev and num fields have been filled in. 675 No assumptions on the card type may be made here (see ivtv_init_struct2 676 for that). 677 */ 678static int __devinit ivtv_init_struct1(struct ivtv *itv) 679{ 680 itv->base_addr = pci_resource_start(itv->dev, 0); 681 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */ 682 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */ 683 684 mutex_init(&itv->serialize_lock); 685 mutex_init(&itv->i2c_bus_lock); 686 mutex_init(&itv->udma.lock); 687 688 spin_lock_init(&itv->lock); 689 spin_lock_init(&itv->dma_reg_lock); 690 691 itv->irq_work_queues = create_workqueue(itv->name); 692 if (itv->irq_work_queues == NULL) { 693 IVTV_ERR("Could not create ivtv workqueue\n"); 694 return -1; 695 } 696 697 INIT_WORK(&itv->irq_work_queue, ivtv_irq_work_handler); 698 699 /* start counting open_id at 1 */ 700 itv->open_id = 1; 701 702 /* Initial settings */ 703 cx2341x_fill_defaults(&itv->params); 704 itv->params.port = CX2341X_PORT_MEMORY; 705 itv->params.capabilities = CX2341X_CAP_HAS_SLICED_VBI; 706 init_waitqueue_head(&itv->eos_waitq); 707 init_waitqueue_head(&itv->event_waitq); 708 init_waitqueue_head(&itv->vsync_waitq); 709 init_waitqueue_head(&itv->dma_waitq); 710 init_timer(&itv->dma_timer); 711 itv->dma_timer.function = ivtv_unfinished_dma; 712 itv->dma_timer.data = (unsigned long)itv; 713 714 itv->cur_dma_stream = -1; 715 itv->cur_pio_stream = -1; 716 itv->audio_stereo_mode = AUDIO_STEREO; 717 itv->audio_bilingual_mode = AUDIO_MONO_LEFT; 718 719 /* Ctrls */ 720 itv->speed = 1000; 721 722 /* VBI */ 723 itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE; 724 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced; 725 726 /* Init the sg table for osd/yuv output */ 727 sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT); 728 729 /* OSD */ 730 itv->osd_global_alpha_state = 1; 731 itv->osd_global_alpha = 255; 732 733 /* YUV */ 734 atomic_set(&itv->yuv_info.next_dma_frame, -1); 735 itv->yuv_info.lace_mode = ivtv_yuv_mode; 736 itv->yuv_info.lace_threshold = ivtv_yuv_threshold; 737 itv->yuv_info.max_frames_buffered = 3; 738 itv->yuv_info.track_osd = 1; 739 return 0; 740} 741 742/* Second initialization part. Here the card type has been 743 autodetected. */ 744static void __devinit ivtv_init_struct2(struct ivtv *itv) 745{ 746 int i; 747 748 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++) 749 if (itv->card->video_inputs[i].video_type == 0) 750 break; 751 itv->nof_inputs = i; 752 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++) 753 if (itv->card->audio_inputs[i].audio_type == 0) 754 break; 755 itv->nof_audio_inputs = i; 756 757 if (itv->card->hw_all & IVTV_HW_CX25840) { 758 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */ 759 } else { 760 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */ 761 } 762 763 /* Find tuner input */ 764 for (i = 0; i < itv->nof_inputs; i++) { 765 if (itv->card->video_inputs[i].video_type == 766 IVTV_CARD_INPUT_VID_TUNER) 767 break; 768 } 769 if (i == itv->nof_inputs) 770 i = 0; 771 itv->active_input = i; 772 itv->audio_input = itv->card->video_inputs[i].audio_index; 773 if (itv->card->hw_all & IVTV_HW_CX25840) 774 itv->video_dec_func = ivtv_cx25840; 775 else if (itv->card->hw_all & IVTV_HW_SAA717X) 776 itv->video_dec_func = ivtv_saa717x; 777 else 778 itv->video_dec_func = ivtv_saa7115; 779} 780 781static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev, 782 const struct pci_device_id *pci_id) 783{ 784 u16 cmd; 785 u8 card_rev; 786 unsigned char pci_latency; 787 788 IVTV_DEBUG_INFO("Enabling pci device\n"); 789 790 if (pci_enable_device(dev)) { 791 IVTV_ERR("Can't enable device %d!\n", itv->num); 792 return -EIO; 793 } 794 if (pci_set_dma_mask(dev, 0xffffffff)) { 795 IVTV_ERR("No suitable DMA available on card %d.\n", itv->num); 796 return -EIO; 797 } 798 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) { 799 IVTV_ERR("Cannot request encoder memory region on card %d.\n", itv->num); 800 return -EIO; 801 } 802 803 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET, 804 IVTV_REG_SIZE, "ivtv registers")) { 805 IVTV_ERR("Cannot request register memory region on card %d.\n", itv->num); 806 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 807 return -EIO; 808 } 809 810 if (itv->has_cx23415 && 811 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, 812 IVTV_DECODER_SIZE, "ivtv decoder")) { 813 IVTV_ERR("Cannot request decoder memory region on card %d.\n", itv->num); 814 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 815 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 816 return -EIO; 817 } 818 819 /* Check for bus mastering */ 820 pci_read_config_word(dev, PCI_COMMAND, &cmd); 821 if (!(cmd & PCI_COMMAND_MASTER)) { 822 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n"); 823 pci_set_master(dev); 824 pci_read_config_word(dev, PCI_COMMAND, &cmd); 825 if (!(cmd & PCI_COMMAND_MASTER)) { 826 IVTV_ERR("Bus Mastering is not enabled\n"); 827 return -ENXIO; 828 } 829 } 830 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n"); 831 832 pci_read_config_byte(dev, PCI_CLASS_REVISION, &card_rev); 833 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency); 834 835 if (pci_latency < 64 && ivtv_pci_latency) { 836 IVTV_INFO("Unreasonably low latency timer, " 837 "setting to 64 (was %d)\n", pci_latency); 838 pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64); 839 pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency); 840 } 841 /* This config space value relates to DMA latencies. The 842 default value 0x8080 is too low however and will lead 843 to DMA errors. 0xffff is the max value which solves 844 these problems. */ 845 pci_write_config_dword(dev, 0x40, 0xffff); 846 847 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, " 848 "irq: %d, latency: %d, memory: 0x%lx\n", 849 itv->dev->device, card_rev, dev->bus->number, 850 PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn), 851 itv->dev->irq, pci_latency, (unsigned long)itv->base_addr); 852 853 return 0; 854} 855 856#ifdef MODULE 857static u32 ivtv_request_module(struct ivtv *itv, u32 hw, 858 const char *name, u32 id) 859{ 860 if ((hw & id) == 0) 861 return hw; 862 if (request_module(name) != 0) { 863 IVTV_ERR("Failed to load module %s\n", name); 864 return hw & ~id; 865 } 866 IVTV_DEBUG_INFO("Loaded module %s\n", name); 867 return hw; 868} 869#endif 870 871static void ivtv_load_and_init_modules(struct ivtv *itv) 872{ 873 u32 hw = itv->card->hw_all; 874 unsigned i; 875 876#ifdef MODULE 877 /* load modules */ 878#ifndef CONFIG_MEDIA_TUNER 879 hw = ivtv_request_module(itv, hw, "tuner", IVTV_HW_TUNER); 880#endif 881#ifndef CONFIG_VIDEO_CX25840 882 hw = ivtv_request_module(itv, hw, "cx25840", IVTV_HW_CX25840); 883#endif 884#ifndef CONFIG_VIDEO_SAA711X 885 hw = ivtv_request_module(itv, hw, "saa7115", IVTV_HW_SAA711X); 886#endif 887#ifndef CONFIG_VIDEO_SAA7127 888 hw = ivtv_request_module(itv, hw, "saa7127", IVTV_HW_SAA7127); 889#endif 890#ifndef CONFIG_VIDEO_SAA717X 891 hw = ivtv_request_module(itv, hw, "saa717x", IVTV_HW_SAA717X); 892#endif 893#ifndef CONFIG_VIDEO_UPD64031A 894 hw = ivtv_request_module(itv, hw, "upd64031a", IVTV_HW_UPD64031A); 895#endif 896#ifndef CONFIG_VIDEO_UPD64083 897 hw = ivtv_request_module(itv, hw, "upd64083", IVTV_HW_UPD6408X); 898#endif 899#ifndef CONFIG_VIDEO_MSP3400 900 hw = ivtv_request_module(itv, hw, "msp3400", IVTV_HW_MSP34XX); 901#endif 902#ifndef CONFIG_VIDEO_VP27SMPX 903 hw = ivtv_request_module(itv, hw, "vp27smpx", IVTV_HW_VP27SMPX); 904#endif 905#ifndef CONFIG_VIDEO_WM8775 906 hw = ivtv_request_module(itv, hw, "wm8775", IVTV_HW_WM8775); 907#endif 908#ifndef CONFIG_VIDEO_WM8739 909 hw = ivtv_request_module(itv, hw, "wm8739", IVTV_HW_WM8739); 910#endif 911#ifndef CONFIG_VIDEO_CS53L32A 912 hw = ivtv_request_module(itv, hw, "cs53l32a", IVTV_HW_CS53L32A); 913#endif 914#ifndef CONFIG_VIDEO_M52790 915 hw = ivtv_request_module(itv, hw, "m52790", IVTV_HW_M52790); 916#endif 917#endif 918 919 /* check which i2c devices are actually found */ 920 for (i = 0; i < 32; i++) { 921 u32 device = 1 << i; 922 923 if (!(device & hw)) 924 continue; 925 if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) { 926 /* GPIO and TVEEPROM do not use i2c probing */ 927 itv->hw_flags |= device; 928 continue; 929 } 930 ivtv_i2c_register(itv, i); 931 if (ivtv_i2c_hw_addr(itv, device) > 0) 932 itv->hw_flags |= device; 933 } 934 935 hw = itv->hw_flags; 936 937 if (itv->card->type == IVTV_CARD_CX23416GYC) { 938 /* Several variations of this card exist, detect which card 939 type should be used. */ 940 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0) 941 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS); 942 else if ((hw & IVTV_HW_UPD64031A) == 0) 943 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR); 944 } 945 else if (itv->card->type == IVTV_CARD_GV_MVPRX || 946 itv->card->type == IVTV_CARD_GV_MVPRX2E) { 947 struct v4l2_crystal_freq crystal_freq; 948 949 /* The crystal frequency of GVMVPRX is 24.576MHz */ 950 crystal_freq.freq = SAA7115_FREQ_24_576_MHZ; 951 crystal_freq.flags = SAA7115_FREQ_FL_UCGC; 952 itv->video_dec_func(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq); 953 } 954 955 if (hw & IVTV_HW_CX25840) { 956 itv->vbi.raw_decoder_line_size = 1444; 957 itv->vbi.raw_decoder_sav_odd_field = 0x20; 958 itv->vbi.raw_decoder_sav_even_field = 0x60; 959 itv->vbi.sliced_decoder_line_size = 272; 960 itv->vbi.sliced_decoder_sav_odd_field = 0xB0; 961 itv->vbi.sliced_decoder_sav_even_field = 0xF0; 962 } 963 964 if (hw & IVTV_HW_SAA711X) { 965 struct v4l2_chip_ident v = { V4L2_CHIP_MATCH_I2C_DRIVER, I2C_DRIVERID_SAA711X }; 966 967 /* determine the exact saa711x model */ 968 itv->hw_flags &= ~IVTV_HW_SAA711X; 969 970 ivtv_saa7115(itv, VIDIOC_G_CHIP_IDENT, &v); 971 if (v.ident == V4L2_IDENT_SAA7114) { 972 itv->hw_flags |= IVTV_HW_SAA7114; 973 /* VBI is not yet supported by the saa7114 driver. */ 974 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE); 975 } 976 else { 977 itv->hw_flags |= IVTV_HW_SAA7115; 978 } 979 itv->vbi.raw_decoder_line_size = 1443; 980 itv->vbi.raw_decoder_sav_odd_field = 0x25; 981 itv->vbi.raw_decoder_sav_even_field = 0x62; 982 itv->vbi.sliced_decoder_line_size = 51; 983 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 984 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 985 } 986 987 if (hw & IVTV_HW_SAA717X) { 988 itv->vbi.raw_decoder_line_size = 1443; 989 itv->vbi.raw_decoder_sav_odd_field = 0x25; 990 itv->vbi.raw_decoder_sav_even_field = 0x62; 991 itv->vbi.sliced_decoder_line_size = 51; 992 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 993 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 994 } 995} 996 997static int __devinit ivtv_probe(struct pci_dev *dev, 998 const struct pci_device_id *pci_id) 999{ 1000 int retval = 0; 1001 int vbi_buf_size; 1002 struct ivtv *itv; 1003 1004 spin_lock(&ivtv_cards_lock); 1005 1006 /* Make sure we've got a place for this card */ 1007 if (ivtv_cards_active == IVTV_MAX_CARDS) { 1008 printk(KERN_ERR "ivtv: Maximum number of cards detected (%d)\n", 1009 ivtv_cards_active); 1010 spin_unlock(&ivtv_cards_lock); 1011 return -ENOMEM; 1012 } 1013 1014 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC); 1015 if (itv == NULL) { 1016 spin_unlock(&ivtv_cards_lock); 1017 return -ENOMEM; 1018 } 1019 ivtv_cards[ivtv_cards_active] = itv; 1020 itv->dev = dev; 1021 itv->num = ivtv_cards_active++; 1022 snprintf(itv->name, sizeof(itv->name) - 1, "ivtv%d", itv->num); 1023 IVTV_INFO("Initializing card #%d\n", itv->num); 1024 1025 spin_unlock(&ivtv_cards_lock); 1026 1027 ivtv_process_options(itv); 1028 if (itv->options.cardtype == -1) { 1029 retval = -ENODEV; 1030 goto err; 1031 } 1032 if (ivtv_init_struct1(itv)) { 1033 retval = -ENOMEM; 1034 goto err; 1035 } 1036 1037 IVTV_DEBUG_INFO("base addr: 0x%08x\n", itv->base_addr); 1038 1039 /* PCI Device Setup */ 1040 if ((retval = ivtv_setup_pci(itv, dev, pci_id)) != 0) { 1041 if (retval == -EIO) 1042 goto free_workqueue; 1043 else if (retval == -ENXIO) 1044 goto free_mem; 1045 } 1046 /* save itv in the pci struct for later use */ 1047 pci_set_drvdata(dev, itv); 1048 1049 /* map io memory */ 1050 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n", 1051 itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE); 1052 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET, 1053 IVTV_ENCODER_SIZE); 1054 if (!itv->enc_mem) { 1055 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n"); 1056 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n"); 1057 retval = -ENOMEM; 1058 goto free_mem; 1059 } 1060 1061 if (itv->has_cx23415) { 1062 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n", 1063 itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1064 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET, 1065 IVTV_DECODER_SIZE); 1066 if (!itv->dec_mem) { 1067 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n"); 1068 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n"); 1069 retval = -ENOMEM; 1070 goto free_mem; 1071 } 1072 } 1073 else { 1074 itv->dec_mem = itv->enc_mem; 1075 } 1076 1077 /* map registers memory */ 1078 IVTV_DEBUG_INFO("attempting ioremap at 0x%08x len 0x%08x\n", 1079 itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1080 itv->reg_mem = 1081 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1082 if (!itv->reg_mem) { 1083 IVTV_ERR("ioremap failed, perhaps increasing __VMALLOC_RESERVE in page.h\n"); 1084 IVTV_ERR("or disabling CONFIG_HIGHMEM4G into the kernel would help\n"); 1085 retval = -ENOMEM; 1086 goto free_io; 1087 } 1088 1089 ivtv_gpio_init(itv); 1090 1091 /* active i2c */ 1092 IVTV_DEBUG_INFO("activating i2c...\n"); 1093 if (init_ivtv_i2c(itv)) { 1094 IVTV_ERR("Could not initialize i2c\n"); 1095 goto free_io; 1096 } 1097 1098 IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active); 1099 1100 if (itv->card->hw_all & IVTV_HW_TVEEPROM) { 1101 /* Based on the model number the cardtype may be changed. 1102 The PCI IDs are not always reliable. */ 1103 ivtv_process_eeprom(itv); 1104 } 1105 if (itv->card->comment) 1106 IVTV_INFO("%s", itv->card->comment); 1107 if (itv->card->v4l2_capabilities == 0) { 1108 /* card was detected but is not supported */ 1109 retval = -ENODEV; 1110 goto free_i2c; 1111 } 1112 1113 if (itv->std == 0) { 1114 itv->std = V4L2_STD_NTSC_M; 1115 } 1116 1117 if (itv->options.tuner == -1) { 1118 int i; 1119 1120 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) { 1121 if ((itv->std & itv->card->tuners[i].std) == 0) 1122 continue; 1123 itv->options.tuner = itv->card->tuners[i].tuner; 1124 break; 1125 } 1126 } 1127 /* if no tuner was found, then pick the first tuner in the card list */ 1128 if (itv->options.tuner == -1 && itv->card->tuners[0].std) { 1129 itv->std = itv->card->tuners[0].std; 1130 itv->options.tuner = itv->card->tuners[0].tuner; 1131 } 1132 if (itv->options.radio == -1) 1133 itv->options.radio = (itv->card->radio_input.audio_type != 0); 1134 1135 /* The card is now fully identified, continue with card-specific 1136 initialization. */ 1137 ivtv_init_struct2(itv); 1138 1139 ivtv_load_and_init_modules(itv); 1140 1141 if (itv->std & V4L2_STD_525_60) { 1142 itv->is_60hz = 1; 1143 itv->is_out_60hz = 1; 1144 } else { 1145 itv->is_50hz = 1; 1146 itv->is_out_50hz = 1; 1147 } 1148 1149 itv->yuv_info.osd_full_w = 720; 1150 itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480; 1151 itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w; 1152 itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h; 1153 1154 itv->params.video_gop_size = itv->is_60hz ? 15 : 12; 1155 1156 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000; 1157 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200; 1158 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000; 1159 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = 0x10000; 1160 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = 0x08000; 1161 1162 /* Setup VBI Raw Size. Should be big enough to hold PAL. 1163 It is possible to switch between PAL and NTSC, so we need to 1164 take the largest size here. */ 1165 /* 1456 is multiple of 16, real size = 1444 */ 1166 itv->vbi.raw_size = 1456; 1167 /* We use a buffer size of 1/2 of the total size needed for a 1168 frame. This is actually very useful, since we now receive 1169 a field at a time and that makes 'compressing' the raw data 1170 down to size by stripping off the SAV codes a lot easier. 1171 Note: having two different buffer sizes prevents standard 1172 switching on the fly. We need to find a better solution... */ 1173 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2; 1174 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size; 1175 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36; 1176 1177 if (itv->options.radio > 0) 1178 itv->v4l2_cap |= V4L2_CAP_RADIO; 1179 1180 if (itv->options.tuner > -1) { 1181 struct tuner_setup setup; 1182 1183 setup.addr = ADDR_UNSET; 1184 setup.type = itv->options.tuner; 1185 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ 1186 setup.tuner_callback = (setup.type == TUNER_XC2028) ? 1187 ivtv_reset_tuner_gpio : NULL; 1188 ivtv_call_i2c_clients(itv, TUNER_SET_TYPE_ADDR, &setup); 1189 if (setup.type == TUNER_XC2028) { 1190 static struct xc2028_ctrl ctrl = { 1191 .fname = XC2028_DEFAULT_FIRMWARE, 1192 .max_len = 64, 1193 }; 1194 struct v4l2_priv_tun_config cfg = { 1195 .tuner = itv->options.tuner, 1196 .priv = &ctrl, 1197 }; 1198 ivtv_call_i2c_clients(itv, TUNER_SET_CONFIG, &cfg); 1199 } 1200 } 1201 1202 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) 1203 are not. */ 1204 itv->tuner_std = itv->std; 1205 1206 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1207 ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std); 1208 } 1209 1210 /* clear interrupt mask, effectively disabling interrupts */ 1211 ivtv_set_irq_mask(itv, 0xffffffff); 1212 1213 /* Register IRQ */ 1214 retval = request_irq(itv->dev->irq, ivtv_irq_handler, 1215 IRQF_SHARED | IRQF_DISABLED, itv->name, (void *)itv); 1216 if (retval) { 1217 IVTV_ERR("Failed to register irq %d\n", retval); 1218 goto free_i2c; 1219 } 1220 1221 retval = ivtv_streams_setup(itv); 1222 if (retval) { 1223 IVTV_ERR("Error %d setting up streams\n", retval); 1224 goto free_irq; 1225 } 1226 retval = ivtv_streams_register(itv); 1227 if (retval) { 1228 IVTV_ERR("Error %d registering devices\n", retval); 1229 goto free_streams; 1230 } 1231 IVTV_INFO("Initialized card #%d: %s\n", itv->num, itv->card_name); 1232 return 0; 1233 1234free_streams: 1235 ivtv_streams_cleanup(itv); 1236free_irq: 1237 free_irq(itv->dev->irq, (void *)itv); 1238free_i2c: 1239 exit_ivtv_i2c(itv); 1240free_io: 1241 ivtv_iounmap(itv); 1242free_mem: 1243 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1244 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1245 if (itv->has_cx23415) 1246 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1247free_workqueue: 1248 destroy_workqueue(itv->irq_work_queues); 1249err: 1250 if (retval == 0) 1251 retval = -ENODEV; 1252 IVTV_ERR("Error %d on initialization\n", retval); 1253 1254 spin_lock(&ivtv_cards_lock); 1255 kfree(ivtv_cards[ivtv_cards_active]); 1256 ivtv_cards[ivtv_cards_active] = NULL; 1257 spin_unlock(&ivtv_cards_lock); 1258 return retval; 1259} 1260 1261int ivtv_init_on_first_open(struct ivtv *itv) 1262{ 1263 struct v4l2_frequency vf; 1264 int fw_retry_count = 3; 1265 int video_input; 1266 1267 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags)) 1268 return -ENXIO; 1269 1270 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags)) 1271 return 0; 1272 1273 while (--fw_retry_count > 0) { 1274 /* load firmware */ 1275 if (ivtv_firmware_init(itv) == 0) 1276 break; 1277 if (fw_retry_count > 1) 1278 IVTV_WARN("Retry loading firmware\n"); 1279 } 1280 1281 if (fw_retry_count == 0) { 1282 set_bit(IVTV_F_I_FAILED, &itv->i_flags); 1283 return -ENXIO; 1284 } 1285 1286 /* Try and get firmware versions */ 1287 IVTV_DEBUG_INFO("Getting firmware version..\n"); 1288 ivtv_firmware_versions(itv); 1289 1290 if (itv->card->hw_all & IVTV_HW_CX25840) { 1291 struct v4l2_control ctrl; 1292 1293 /* CX25840_CID_ENABLE_PVR150_WORKAROUND */ 1294 ctrl.id = V4L2_CID_PRIVATE_BASE; 1295 ctrl.value = itv->pvr150_workaround; 1296 itv->video_dec_func(itv, VIDIOC_S_CTRL, &ctrl); 1297 } 1298 1299 vf.tuner = 0; 1300 vf.type = V4L2_TUNER_ANALOG_TV; 1301 vf.frequency = 6400; /* the tuner 'baseline' frequency */ 1302 1303 /* Set initial frequency. For PAL/SECAM broadcasts no 1304 'default' channel exists AFAIK. */ 1305 if (itv->std == V4L2_STD_NTSC_M_JP) { 1306 vf.frequency = 1460; /* ch. 1 91250*16/1000 */ 1307 } 1308 else if (itv->std & V4L2_STD_NTSC_M) { 1309 vf.frequency = 1076; /* ch. 4 67250*16/1000 */ 1310 } 1311 1312 video_input = itv->active_input; 1313 itv->active_input++; /* Force update of input */ 1314 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_INPUT, &video_input); 1315 1316 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code 1317 in one place. */ 1318 itv->std++; /* Force full standard initialization */ 1319 itv->std_out = itv->std; 1320 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_FREQUENCY, &vf); 1321 1322 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) { 1323 ivtv_init_mpeg_decoder(itv); 1324 } 1325 ivtv_v4l2_ioctls(itv, NULL, VIDIOC_S_STD, &itv->tuner_std); 1326 1327 /* On a cx23416 this seems to be able to enable DMA to the chip? */ 1328 if (!itv->has_cx23415) 1329 write_reg_sync(0x03, IVTV_REG_DMACONTROL); 1330 1331 /* Default interrupts enabled. For the PVR350 this includes the 1332 decoder VSYNC interrupt, which is always on. It is not only used 1333 during decoding but also by the OSD. 1334 Some old PVR250 cards had a cx23415, so testing for that is too 1335 general. Instead test if the card has video output capability. */ 1336 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1337 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC); 1338 ivtv_set_osd_alpha(itv); 1339 } 1340 else 1341 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT); 1342 return 0; 1343} 1344 1345static void ivtv_remove(struct pci_dev *pci_dev) 1346{ 1347 struct ivtv *itv = pci_get_drvdata(pci_dev); 1348 1349 IVTV_DEBUG_INFO("Removing Card #%d\n", itv->num); 1350 1351 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) { 1352 /* Stop all captures */ 1353 IVTV_DEBUG_INFO("Stopping all streams\n"); 1354 if (atomic_read(&itv->capturing) > 0) 1355 ivtv_stop_all_captures(itv); 1356 1357 /* Stop all decoding */ 1358 IVTV_DEBUG_INFO("Stopping decoding\n"); 1359 if (atomic_read(&itv->decoding) > 0) { 1360 int type; 1361 1362 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) 1363 type = IVTV_DEC_STREAM_TYPE_YUV; 1364 else 1365 type = IVTV_DEC_STREAM_TYPE_MPG; 1366 ivtv_stop_v4l2_decode_stream(&itv->streams[type], 1367 VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY, 0); 1368 } 1369 ivtv_halt_firmware(itv); 1370 } 1371 1372 /* Interrupts */ 1373 ivtv_set_irq_mask(itv, 0xffffffff); 1374 del_timer_sync(&itv->dma_timer); 1375 1376 /* Stop all Work Queues */ 1377 flush_workqueue(itv->irq_work_queues); 1378 destroy_workqueue(itv->irq_work_queues); 1379 1380 ivtv_streams_cleanup(itv); 1381 ivtv_udma_free(itv); 1382 1383 exit_ivtv_i2c(itv); 1384 1385 free_irq(itv->dev->irq, (void *)itv); 1386 ivtv_iounmap(itv); 1387 1388 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1389 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1390 if (itv->has_cx23415) 1391 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1392 1393 pci_disable_device(itv->dev); 1394 1395 IVTV_INFO("Removed %s, card #%d\n", itv->card_name, itv->num); 1396} 1397 1398/* define a pci_driver for card detection */ 1399static struct pci_driver ivtv_pci_driver = { 1400 .name = "ivtv", 1401 .id_table = ivtv_pci_tbl, 1402 .probe = ivtv_probe, 1403 .remove = ivtv_remove, 1404}; 1405 1406static int module_start(void) 1407{ 1408 printk(KERN_INFO "ivtv: Start initialization, version %s\n", IVTV_VERSION); 1409 1410 memset(ivtv_cards, 0, sizeof(ivtv_cards)); 1411 1412 /* Validate parameters */ 1413 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) { 1414 printk(KERN_ERR "ivtv: Exiting, ivtv_first_minor must be between 0 and %d\n", 1415 IVTV_MAX_CARDS - 1); 1416 return -1; 1417 } 1418 1419 if (ivtv_debug < 0 || ivtv_debug > 2047) { 1420 ivtv_debug = 0; 1421 printk(KERN_INFO "ivtv: Debug value must be >= 0 and <= 2047\n"); 1422 } 1423 1424 if (pci_register_driver(&ivtv_pci_driver)) { 1425 printk(KERN_ERR "ivtv: Error detecting PCI card\n"); 1426 return -ENODEV; 1427 } 1428 printk(KERN_INFO "ivtv: End initialization\n"); 1429 return 0; 1430} 1431 1432static void module_cleanup(void) 1433{ 1434 int i, j; 1435 1436 pci_unregister_driver(&ivtv_pci_driver); 1437 1438 spin_lock(&ivtv_cards_lock); 1439 for (i = 0; i < ivtv_cards_active; i++) { 1440 if (ivtv_cards[i] == NULL) 1441 continue; 1442 for (j = 0; j < IVTV_VBI_FRAMES; j++) { 1443 kfree(ivtv_cards[i]->vbi.sliced_mpeg_data[j]); 1444 } 1445 kfree(ivtv_cards[i]); 1446 } 1447 spin_unlock(&ivtv_cards_lock); 1448} 1449 1450/* Note: These symbols are exported because they are used by the ivtvfb 1451 framebuffer module and an infrared module for the IR-blaster. */ 1452EXPORT_SYMBOL(ivtv_set_irq_mask); 1453EXPORT_SYMBOL(ivtv_cards_active); 1454EXPORT_SYMBOL(ivtv_cards); 1455EXPORT_SYMBOL(ivtv_cards_lock); 1456EXPORT_SYMBOL(ivtv_api); 1457EXPORT_SYMBOL(ivtv_vapi); 1458EXPORT_SYMBOL(ivtv_vapi_result); 1459EXPORT_SYMBOL(ivtv_clear_irq_mask); 1460EXPORT_SYMBOL(ivtv_debug); 1461EXPORT_SYMBOL(ivtv_reset_ir_gpio); 1462EXPORT_SYMBOL(ivtv_udma_setup); 1463EXPORT_SYMBOL(ivtv_udma_unmap); 1464EXPORT_SYMBOL(ivtv_udma_alloc); 1465EXPORT_SYMBOL(ivtv_udma_prepare); 1466EXPORT_SYMBOL(ivtv_init_on_first_open); 1467 1468module_init(module_start); 1469module_exit(module_cleanup); 1470