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 * 27 * ----- 28 * MPG600/MPG160 support by T.Adachi <tadachi@tadachi-net.com> 29 * and Takeru KOMORIYA<komoriya@paken.org> 30 * 31 * AVerMedia M179 GPIO info by Chris Pinkham <cpinkham@bc2va.org> 32 * using information provided by Jiun-Kuei Jung @ AVerMedia. 33 * 34 * Kurouto Sikou CX23416GYC-STVLP tested by K.Ohta <alpha292@bremen.or.jp> 35 * using information from T.Adachi,Takeru KOMORIYA and others :-) 36 * 37 * Nagase TRANSGEAR 5000TV, Aopen VA2000MAX-STN6 and I/O data GV-MVP/RX 38 * version by T.Adachi. Special thanks Mr.Suzuki 39 */ 40 41 #include "ivtv-driver.h" 42 #include "ivtv-version.h" 43 #include "ivtv-fileops.h" 44 #include "ivtv-i2c.h" 45 #include "ivtv-firmware.h" 46 #include "ivtv-queue.h" 47 #include "ivtv-udma.h" 48 #include "ivtv-irq.h" 49 #include "ivtv-mailbox.h" 50 #include "ivtv-streams.h" 51 #include "ivtv-ioctl.h" 52 #include "ivtv-cards.h" 53 #include "ivtv-vbi.h" 54 #include "ivtv-routing.h" 55 #include "ivtv-controls.h" 56 #include "ivtv-gpio.h" 57 #include <linux/dma-mapping.h> 58 #include <media/tveeprom.h> 59 #include <media/i2c/saa7115.h> 60 #include "tuner-xc2028.h" 61 #include <uapi/linux/sched/types.h> 62 63 /* If you have already X v4l cards, then set this to X. This way 64 the device numbers stay matched. Example: you have a WinTV card 65 without radio and a PVR-350 with. Normally this would give a 66 video1 device together with a radio0 device for the PVR. By 67 setting this to 1 you ensure that radio0 is now also radio1. */ 68 int ivtv_first_minor; 69 70 /* Callback for registering extensions */ 71 int (*ivtv_ext_init)(struct ivtv *); 72 EXPORT_SYMBOL(ivtv_ext_init); 73 74 /* add your revision and whatnot here */ 75 static const struct pci_device_id ivtv_pci_tbl[] = { 76 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV15, 77 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 78 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV16, 79 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 80 {0,} 81 }; 82 83 MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl); 84 85 /* ivtv instance counter */ 86 static atomic_t ivtv_instance = ATOMIC_INIT(0); 87 88 /* Parameter declarations */ 89 static int cardtype[IVTV_MAX_CARDS]; 90 static int tuner[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 91 -1, -1, -1, -1, -1, -1, -1, -1, 92 -1, -1, -1, -1, -1, -1, -1, -1, 93 -1, -1, -1, -1, -1, -1, -1, -1 }; 94 static int radio[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 95 -1, -1, -1, -1, -1, -1, -1, -1, 96 -1, -1, -1, -1, -1, -1, -1, -1, 97 -1, -1, -1, -1, -1, -1, -1, -1 }; 98 static int i2c_clock_period[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 99 -1, -1, -1, -1, -1, -1, -1, -1, 100 -1, -1, -1, -1, -1, -1, -1, -1, 101 -1, -1, -1, -1, -1, -1, -1, -1 }; 102 103 static unsigned int cardtype_c = 1; 104 static unsigned int tuner_c = 1; 105 static int radio_c = 1; 106 static unsigned int i2c_clock_period_c = 1; 107 static char pal[] = "---"; 108 static char secam[] = "--"; 109 static char ntsc[] = "-"; 110 111 /* Buffers */ 112 113 /* DMA Buffers, Default size in MB allocated */ 114 #define IVTV_DEFAULT_ENC_MPG_BUFFERS 4 115 #define IVTV_DEFAULT_ENC_YUV_BUFFERS 2 116 #define IVTV_DEFAULT_ENC_VBI_BUFFERS 1 117 /* Exception: size in kB for this stream (MB is overkill) */ 118 #define IVTV_DEFAULT_ENC_PCM_BUFFERS 320 119 #define IVTV_DEFAULT_DEC_MPG_BUFFERS 1 120 #define IVTV_DEFAULT_DEC_YUV_BUFFERS 1 121 /* Exception: size in kB for this stream (MB is way overkill) */ 122 #define IVTV_DEFAULT_DEC_VBI_BUFFERS 64 123 124 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS; 125 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS; 126 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS; 127 static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS; 128 static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS; 129 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS; 130 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS; 131 132 static int ivtv_yuv_mode; 133 static int ivtv_yuv_threshold = -1; 134 static int ivtv_pci_latency = 1; 135 136 int ivtv_debug; 137 #ifdef CONFIG_VIDEO_ADV_DEBUG 138 int ivtv_fw_debug; 139 #endif 140 141 static int tunertype = -1; 142 static int newi2c = -1; 143 144 module_param_array(tuner, int, &tuner_c, 0644); 145 module_param_array(radio, int, &radio_c, 0644); 146 module_param_array(cardtype, int, &cardtype_c, 0644); 147 module_param_string(pal, pal, sizeof(pal), 0644); 148 module_param_string(secam, secam, sizeof(secam), 0644); 149 module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); 150 module_param_named(debug,ivtv_debug, int, 0644); 151 #ifdef CONFIG_VIDEO_ADV_DEBUG 152 module_param_named(fw_debug, ivtv_fw_debug, int, 0644); 153 #endif 154 module_param(ivtv_pci_latency, int, 0644); 155 module_param(ivtv_yuv_mode, int, 0644); 156 module_param(ivtv_yuv_threshold, int, 0644); 157 module_param(ivtv_first_minor, int, 0644); 158 159 module_param(enc_mpg_buffers, int, 0644); 160 module_param(enc_yuv_buffers, int, 0644); 161 module_param(enc_vbi_buffers, int, 0644); 162 module_param(enc_pcm_buffers, int, 0644); 163 module_param(dec_mpg_buffers, int, 0644); 164 module_param(dec_yuv_buffers, int, 0644); 165 module_param(dec_vbi_buffers, int, 0644); 166 167 module_param(tunertype, int, 0644); 168 module_param(newi2c, int, 0644); 169 module_param_array(i2c_clock_period, int, &i2c_clock_period_c, 0644); 170 171 MODULE_PARM_DESC(tuner, "Tuner type selection,\n" 172 "\t\t\tsee tuner.h for values"); 173 MODULE_PARM_DESC(radio, 174 "Enable or disable the radio. Use only if autodetection\n" 175 "\t\t\tfails. 0 = disable, 1 = enable"); 176 MODULE_PARM_DESC(cardtype, 177 "Only use this option if your card is not detected properly.\n" 178 "\t\tSpecify card type:\n" 179 "\t\t\t 1 = WinTV PVR 250\n" 180 "\t\t\t 2 = WinTV PVR 350\n" 181 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n" 182 "\t\t\t 4 = AVerMedia M179\n" 183 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n" 184 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n" 185 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n" 186 "\t\t\t 8 = Adaptec AVC-2410\n" 187 "\t\t\t 9 = Adaptec AVC-2010\n" 188 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n" 189 "\t\t\t11 = AOpen VA2000MAX-STN6\n" 190 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n" 191 "\t\t\t13 = I/O Data GV-MVP/RX\n" 192 "\t\t\t14 = I/O Data GV-MVP/RX2E\n" 193 "\t\t\t15 = GOTVIEW PCI DVD\n" 194 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n" 195 "\t\t\t17 = Yuan MPC622\n" 196 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n" 197 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite\n" 198 "\t\t\t20 = Club3D ZAP-TV1x01\n" 199 "\t\t\t21 = AverTV MCE 116 Plus\n" 200 "\t\t\t22 = ASUS Falcon2\n" 201 "\t\t\t23 = AverMedia PVR-150 Plus\n" 202 "\t\t\t24 = AverMedia EZMaker PCI Deluxe\n" 203 "\t\t\t25 = AverMedia M104 (not yet working)\n" 204 "\t\t\t26 = Buffalo PC-MV5L/PCI\n" 205 "\t\t\t27 = AVerMedia UltraTV 1500 MCE\n" 206 "\t\t\t28 = Sony VAIO Giga Pocket (ENX Kikyou)\n" 207 "\t\t\t 0 = Autodetect (default)\n" 208 "\t\t\t-1 = Ignore this card\n\t\t"); 209 MODULE_PARM_DESC(pal, "Set PAL standard: BGH, DK, I, M, N, Nc, 60"); 210 MODULE_PARM_DESC(secam, "Set SECAM standard: BGH, DK, L, LC"); 211 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J (Japan), K (South Korea)"); 212 MODULE_PARM_DESC(tunertype, 213 "Specify tuner type:\n" 214 "\t\t\t 0 = tuner for PAL-B/G/H/D/K/I, SECAM-B/G/H/D/K/L/Lc\n" 215 "\t\t\t 1 = tuner for NTSC-M/J/K, PAL-M/N/Nc\n" 216 "\t\t\t-1 = Autodetect (default)\n"); 217 MODULE_PARM_DESC(debug, 218 "Debug level (bitmask). Default: 0\n" 219 "\t\t\t 1/0x0001: warning\n" 220 "\t\t\t 2/0x0002: info\n" 221 "\t\t\t 4/0x0004: mailbox\n" 222 "\t\t\t 8/0x0008: ioctl\n" 223 "\t\t\t 16/0x0010: file\n" 224 "\t\t\t 32/0x0020: dma\n" 225 "\t\t\t 64/0x0040: irq\n" 226 "\t\t\t 128/0x0080: decoder\n" 227 "\t\t\t 256/0x0100: yuv\n" 228 "\t\t\t 512/0x0200: i2c\n" 229 "\t\t\t1024/0x0400: high volume\n"); 230 #ifdef CONFIG_VIDEO_ADV_DEBUG 231 MODULE_PARM_DESC(fw_debug, 232 "Enable code for debugging firmware problems. Default: 0\n"); 233 #endif 234 MODULE_PARM_DESC(ivtv_pci_latency, 235 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" 236 "\t\t\tDefault: Yes"); 237 MODULE_PARM_DESC(ivtv_yuv_mode, 238 "Specify the yuv playback mode:\n" 239 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n" 240 "\t\t\tDefault: 0 (interlaced)"); 241 MODULE_PARM_DESC(ivtv_yuv_threshold, 242 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n" 243 "\t\t\tDefault: 480"); 244 MODULE_PARM_DESC(enc_mpg_buffers, 245 "Encoder MPG Buffers (in MB)\n" 246 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS)); 247 MODULE_PARM_DESC(enc_yuv_buffers, 248 "Encoder YUV Buffers (in MB)\n" 249 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS)); 250 MODULE_PARM_DESC(enc_vbi_buffers, 251 "Encoder VBI Buffers (in MB)\n" 252 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS)); 253 MODULE_PARM_DESC(enc_pcm_buffers, 254 "Encoder PCM buffers (in kB)\n" 255 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS)); 256 MODULE_PARM_DESC(dec_mpg_buffers, 257 "Decoder MPG buffers (in MB)\n" 258 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS)); 259 MODULE_PARM_DESC(dec_yuv_buffers, 260 "Decoder YUV buffers (in MB)\n" 261 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS)); 262 MODULE_PARM_DESC(dec_vbi_buffers, 263 "Decoder VBI buffers (in kB)\n" 264 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS)); 265 MODULE_PARM_DESC(newi2c, 266 "Use new I2C implementation\n" 267 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n" 268 "\t\t\tDefault is autodetect"); 269 MODULE_PARM_DESC(i2c_clock_period, 270 "Period of SCL for the I2C bus controlled by the CX23415/6\n" 271 "\t\t\tMin: 10 usec (100 kHz), Max: 4500 usec (222 Hz)\n" 272 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_I2C_CLOCK_PERIOD)); 273 274 MODULE_PARM_DESC(ivtv_first_minor, "Set device node number assigned to first card"); 275 276 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil"); 277 MODULE_DESCRIPTION("CX23415/CX23416 driver"); 278 MODULE_LICENSE("GPL"); 279 280 MODULE_VERSION(IVTV_VERSION); 281 282 #if defined(CONFIG_MODULES) && defined(MODULE) 283 static void request_module_async(struct work_struct *work) 284 { 285 struct ivtv *dev = container_of(work, struct ivtv, request_module_wk); 286 287 /* Make sure ivtv-alsa module is loaded */ 288 request_module("ivtv-alsa"); 289 290 /* Initialize ivtv-alsa for this instance of the cx18 device */ 291 if (ivtv_ext_init != NULL) 292 ivtv_ext_init(dev); 293 } 294 295 static void request_modules(struct ivtv *dev) 296 { 297 INIT_WORK(&dev->request_module_wk, request_module_async); 298 schedule_work(&dev->request_module_wk); 299 } 300 301 static void flush_request_modules(struct ivtv *dev) 302 { 303 flush_work(&dev->request_module_wk); 304 } 305 #else 306 #define request_modules(dev) 307 #define flush_request_modules(dev) 308 #endif /* CONFIG_MODULES */ 309 310 void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask) 311 { 312 itv->irqmask &= ~mask; 313 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 314 } 315 316 void ivtv_set_irq_mask(struct ivtv *itv, u32 mask) 317 { 318 itv->irqmask |= mask; 319 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 320 } 321 322 int ivtv_set_output_mode(struct ivtv *itv, int mode) 323 { 324 int old_mode; 325 326 spin_lock(&itv->lock); 327 old_mode = itv->output_mode; 328 if (old_mode == 0) 329 itv->output_mode = old_mode = mode; 330 spin_unlock(&itv->lock); 331 return old_mode; 332 } 333 334 struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv) 335 { 336 switch (itv->output_mode) { 337 case OUT_MPG: 338 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; 339 case OUT_YUV: 340 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV]; 341 default: 342 return NULL; 343 } 344 } 345 346 int ivtv_waitq(wait_queue_head_t *waitq) 347 { 348 DEFINE_WAIT(wait); 349 350 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE); 351 schedule(); 352 finish_wait(waitq, &wait); 353 return signal_pending(current) ? -EINTR : 0; 354 } 355 356 /* Generic utility functions */ 357 int ivtv_msleep_timeout(unsigned int msecs, int intr) 358 { 359 int timeout = msecs_to_jiffies(msecs); 360 361 do { 362 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); 363 timeout = schedule_timeout(timeout); 364 if (intr) { 365 int ret = signal_pending(current); 366 367 if (ret) 368 return ret; 369 } 370 } while (timeout); 371 return 0; 372 } 373 374 /* Release ioremapped memory */ 375 static void ivtv_iounmap(struct ivtv *itv) 376 { 377 if (itv == NULL) 378 return; 379 380 /* Release registers memory */ 381 if (itv->reg_mem != NULL) { 382 IVTV_DEBUG_INFO("releasing reg_mem\n"); 383 iounmap(itv->reg_mem); 384 itv->reg_mem = NULL; 385 } 386 /* Release io memory */ 387 if (itv->has_cx23415 && itv->dec_mem != NULL) { 388 IVTV_DEBUG_INFO("releasing dec_mem\n"); 389 iounmap(itv->dec_mem); 390 } 391 itv->dec_mem = NULL; 392 393 /* Release io memory */ 394 if (itv->enc_mem != NULL) { 395 IVTV_DEBUG_INFO("releasing enc_mem\n"); 396 iounmap(itv->enc_mem); 397 itv->enc_mem = NULL; 398 } 399 } 400 401 /* Hauppauge card? get values from tveeprom */ 402 void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv) 403 { 404 u8 eedata[256]; 405 406 itv->i2c_client.addr = 0xA0 >> 1; 407 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata)); 408 tveeprom_hauppauge_analog(tv, eedata); 409 } 410 411 static void ivtv_process_eeprom(struct ivtv *itv) 412 { 413 struct tveeprom tv; 414 int pci_slot = PCI_SLOT(itv->pdev->devfn); 415 416 ivtv_read_eeprom(itv, &tv); 417 418 /* Many thanks to Steven Toth from Hauppauge for providing the 419 model numbers */ 420 switch (tv.model) { 421 /* In a few cases the PCI subsystem IDs do not correctly 422 identify the card. A better method is to check the 423 model number from the eeprom instead. */ 424 case 30012 ... 30039: /* Low profile PVR250 */ 425 case 32000 ... 32999: 426 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */ 427 case 48400 ... 48599: 428 itv->card = ivtv_get_card(IVTV_CARD_PVR_250); 429 break; 430 case 48100 ... 48399: 431 case 48600 ... 48999: 432 itv->card = ivtv_get_card(IVTV_CARD_PVR_350); 433 break; 434 case 23000 ... 23999: /* PVR500 */ 435 case 25000 ... 25999: /* Low profile PVR150 */ 436 case 26000 ... 26999: /* Regular PVR150 */ 437 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 438 break; 439 case 0: 440 IVTV_ERR("Invalid EEPROM\n"); 441 return; 442 default: 443 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model); 444 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 445 break; 446 } 447 448 switch (tv.model) { 449 /* Old style PVR350 (with an saa7114) uses this input for 450 the tuner. */ 451 case 48254: 452 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1); 453 break; 454 default: 455 break; 456 } 457 458 itv->v4l2_cap = itv->card->v4l2_capabilities; 459 itv->card_name = itv->card->name; 460 itv->card_i2c = itv->card->i2c; 461 462 /* If this is a PVR500 then it should be possible to detect whether it is the 463 first or second unit by looking at the subsystem device ID: is bit 4 is 464 set, then it is the second unit (according to info from Hauppauge). 465 466 However, while this works for most cards, I have seen a few PVR500 cards 467 where both units have the same subsystem ID. 468 469 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500 470 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise 471 it is the second unit. It is possible that it is a different slot when ivtv is 472 used in Xen, in that case I ignore this card here. The worst that can happen 473 is that the card presents itself with a non-working radio device. 474 475 This detection is needed since the eeprom reports incorrectly that a radio is 476 present on the second unit. */ 477 if (tv.model / 1000 == 23) { 478 static const struct ivtv_card_tuner_i2c ivtv_i2c_radio = { 479 .radio = { 0x60, I2C_CLIENT_END }, 480 .demod = { 0x43, I2C_CLIENT_END }, 481 .tv = { 0x61, I2C_CLIENT_END }, 482 }; 483 484 itv->card_name = "WinTV PVR 500"; 485 itv->card_i2c = &ivtv_i2c_radio; 486 if (pci_slot == 8 || pci_slot == 9) { 487 int is_first = (pci_slot & 1) == 0; 488 489 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" : 490 "WinTV PVR 500 (unit #2)"; 491 if (!is_first) { 492 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n"); 493 tv.has_radio = 0; 494 } 495 } 496 } 497 IVTV_INFO("Autodetected %s\n", itv->card_name); 498 499 switch (tv.tuner_hauppauge_model) { 500 case 85: 501 case 99: 502 case 112: 503 itv->pvr150_workaround = 1; 504 break; 505 default: 506 break; 507 } 508 if (tv.tuner_type == TUNER_ABSENT) 509 IVTV_ERR("tveeprom cannot autodetect tuner!\n"); 510 511 if (itv->options.tuner == -1) 512 itv->options.tuner = tv.tuner_type; 513 if (itv->options.radio == -1) 514 itv->options.radio = (tv.has_radio != 0); 515 /* only enable newi2c if an IR blaster is present */ 516 if (itv->options.newi2c == -1 && tv.has_ir) { 517 itv->options.newi2c = (tv.has_ir & 4) ? 1 : 0; 518 if (itv->options.newi2c) { 519 IVTV_INFO("Reopen i2c bus for IR-blaster support\n"); 520 exit_ivtv_i2c(itv); 521 init_ivtv_i2c(itv); 522 } 523 } 524 525 if (itv->std != 0) 526 /* user specified tuner standard */ 527 return; 528 529 /* autodetect tuner standard */ 530 if (tv.tuner_formats & V4L2_STD_PAL) { 531 IVTV_DEBUG_INFO("PAL tuner detected\n"); 532 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 533 } else if (tv.tuner_formats & V4L2_STD_NTSC) { 534 IVTV_DEBUG_INFO("NTSC tuner detected\n"); 535 itv->std |= V4L2_STD_NTSC_M; 536 } else if (tv.tuner_formats & V4L2_STD_SECAM) { 537 IVTV_DEBUG_INFO("SECAM tuner detected\n"); 538 itv->std |= V4L2_STD_SECAM_L; 539 } else { 540 IVTV_INFO("No tuner detected, default to NTSC-M\n"); 541 itv->std |= V4L2_STD_NTSC_M; 542 } 543 } 544 545 static v4l2_std_id ivtv_parse_std(struct ivtv *itv) 546 { 547 switch (pal[0]) { 548 case '6': 549 tunertype = 0; 550 return V4L2_STD_PAL_60; 551 case 'b': 552 case 'B': 553 case 'g': 554 case 'G': 555 case 'h': 556 case 'H': 557 tunertype = 0; 558 return V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 559 case 'n': 560 case 'N': 561 tunertype = 1; 562 if (pal[1] == 'c' || pal[1] == 'C') 563 return V4L2_STD_PAL_Nc; 564 return V4L2_STD_PAL_N; 565 case 'i': 566 case 'I': 567 tunertype = 0; 568 return V4L2_STD_PAL_I; 569 case 'd': 570 case 'D': 571 case 'k': 572 case 'K': 573 tunertype = 0; 574 return V4L2_STD_PAL_DK; 575 case 'M': 576 case 'm': 577 tunertype = 1; 578 return V4L2_STD_PAL_M; 579 case '-': 580 break; 581 default: 582 IVTV_WARN("pal= argument not recognised\n"); 583 return 0; 584 } 585 586 switch (secam[0]) { 587 case 'b': 588 case 'B': 589 case 'g': 590 case 'G': 591 case 'h': 592 case 'H': 593 tunertype = 0; 594 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; 595 case 'd': 596 case 'D': 597 case 'k': 598 case 'K': 599 tunertype = 0; 600 return V4L2_STD_SECAM_DK; 601 case 'l': 602 case 'L': 603 tunertype = 0; 604 if (secam[1] == 'C' || secam[1] == 'c') 605 return V4L2_STD_SECAM_LC; 606 return V4L2_STD_SECAM_L; 607 case '-': 608 break; 609 default: 610 IVTV_WARN("secam= argument not recognised\n"); 611 return 0; 612 } 613 614 switch (ntsc[0]) { 615 case 'm': 616 case 'M': 617 tunertype = 1; 618 return V4L2_STD_NTSC_M; 619 case 'j': 620 case 'J': 621 tunertype = 1; 622 return V4L2_STD_NTSC_M_JP; 623 case 'k': 624 case 'K': 625 tunertype = 1; 626 return V4L2_STD_NTSC_M_KR; 627 case '-': 628 break; 629 default: 630 IVTV_WARN("ntsc= argument not recognised\n"); 631 return 0; 632 } 633 634 /* no match found */ 635 return 0; 636 } 637 638 static void ivtv_process_options(struct ivtv *itv) 639 { 640 const char *chipname; 641 int i, j; 642 643 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers * 1024; 644 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers * 1024; 645 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers * 1024; 646 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; 647 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers * 1024; 648 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers * 1024; 649 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers; 650 itv->options.cardtype = cardtype[itv->instance]; 651 itv->options.tuner = tuner[itv->instance]; 652 itv->options.radio = radio[itv->instance]; 653 654 itv->options.i2c_clock_period = i2c_clock_period[itv->instance]; 655 if (itv->options.i2c_clock_period == -1) 656 itv->options.i2c_clock_period = IVTV_DEFAULT_I2C_CLOCK_PERIOD; 657 else if (itv->options.i2c_clock_period < 10) 658 itv->options.i2c_clock_period = 10; 659 else if (itv->options.i2c_clock_period > 4500) 660 itv->options.i2c_clock_period = 4500; 661 662 itv->options.newi2c = newi2c; 663 if (tunertype < -1 || tunertype > 1) { 664 IVTV_WARN("Invalid tunertype argument, will autodetect instead\n"); 665 tunertype = -1; 666 } 667 itv->std = ivtv_parse_std(itv); 668 if (itv->std == 0 && tunertype >= 0) 669 itv->std = tunertype ? V4L2_STD_MN : (V4L2_STD_ALL & ~V4L2_STD_MN); 670 itv->has_cx23415 = (itv->pdev->device == PCI_DEVICE_ID_IVTV15); 671 chipname = itv->has_cx23415 ? "cx23415" : "cx23416"; 672 if (itv->options.cardtype == -1) { 673 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname); 674 return; 675 } 676 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) { 677 IVTV_INFO("User specified %s card (detected %s based chip)\n", 678 itv->card->name, chipname); 679 } else if (itv->options.cardtype != 0) { 680 IVTV_ERR("Unknown user specified type, trying to autodetect card\n"); 681 } 682 if (itv->card == NULL) { 683 if (itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE || 684 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 || 685 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) { 686 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150); 687 IVTV_INFO("Autodetected Hauppauge card (%s based)\n", 688 chipname); 689 } 690 } 691 if (itv->card == NULL) { 692 for (i = 0; (itv->card = ivtv_get_card(i)); i++) { 693 if (itv->card->pci_list == NULL) 694 continue; 695 for (j = 0; itv->card->pci_list[j].device; j++) { 696 if (itv->pdev->device != 697 itv->card->pci_list[j].device) 698 continue; 699 if (itv->pdev->subsystem_vendor != 700 itv->card->pci_list[j].subsystem_vendor) 701 continue; 702 if (itv->pdev->subsystem_device != 703 itv->card->pci_list[j].subsystem_device) 704 continue; 705 IVTV_INFO("Autodetected %s card (%s based)\n", 706 itv->card->name, chipname); 707 goto done; 708 } 709 } 710 } 711 done: 712 713 if (itv->card == NULL) { 714 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 715 IVTV_ERR("Unknown card: vendor/device: [%04x:%04x]\n", 716 itv->pdev->vendor, itv->pdev->device); 717 IVTV_ERR(" subsystem vendor/device: [%04x:%04x]\n", 718 itv->pdev->subsystem_vendor, itv->pdev->subsystem_device); 719 IVTV_ERR(" %s based\n", chipname); 720 IVTV_ERR("Defaulting to %s card\n", itv->card->name); 721 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); 722 IVTV_ERR("card you have to the linux-media mailinglist (www.linuxtv.org)\n"); 723 IVTV_ERR("Prefix your subject line with [UNKNOWN IVTV CARD].\n"); 724 } 725 itv->v4l2_cap = itv->card->v4l2_capabilities; 726 itv->card_name = itv->card->name; 727 itv->card_i2c = itv->card->i2c; 728 } 729 730 /* Precondition: the ivtv structure has been memset to 0. Only 731 the dev and num fields have been filled in. 732 No assumptions on the card type may be made here (see ivtv_init_struct2 733 for that). 734 */ 735 static int ivtv_init_struct1(struct ivtv *itv) 736 { 737 itv->base_addr = pci_resource_start(itv->pdev, 0); 738 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */ 739 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */ 740 741 mutex_init(&itv->serialize_lock); 742 mutex_init(&itv->i2c_bus_lock); 743 mutex_init(&itv->udma.lock); 744 745 spin_lock_init(&itv->lock); 746 spin_lock_init(&itv->dma_reg_lock); 747 748 kthread_init_worker(&itv->irq_worker); 749 itv->irq_worker_task = kthread_run(kthread_worker_fn, &itv->irq_worker, 750 "%s", itv->v4l2_dev.name); 751 if (IS_ERR(itv->irq_worker_task)) { 752 IVTV_ERR("Could not create ivtv task\n"); 753 return -1; 754 } 755 /* must use the FIFO scheduler as it is realtime sensitive */ 756 sched_set_fifo(itv->irq_worker_task); 757 758 kthread_init_work(&itv->irq_work, ivtv_irq_work_handler); 759 760 /* Initial settings */ 761 itv->cxhdl.port = CX2341X_PORT_MEMORY; 762 itv->cxhdl.capabilities = CX2341X_CAP_HAS_SLICED_VBI; 763 init_waitqueue_head(&itv->eos_waitq); 764 init_waitqueue_head(&itv->event_waitq); 765 init_waitqueue_head(&itv->vsync_waitq); 766 init_waitqueue_head(&itv->dma_waitq); 767 timer_setup(&itv->dma_timer, ivtv_unfinished_dma, 0); 768 769 itv->cur_dma_stream = -1; 770 itv->cur_pio_stream = -1; 771 772 /* Ctrls */ 773 itv->speed = 1000; 774 775 /* VBI */ 776 itv->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; 777 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced; 778 779 /* Init the sg table for osd/yuv output */ 780 sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT); 781 782 /* OSD */ 783 itv->osd_global_alpha_state = 1; 784 itv->osd_global_alpha = 255; 785 786 /* YUV */ 787 atomic_set(&itv->yuv_info.next_dma_frame, -1); 788 itv->yuv_info.lace_mode = ivtv_yuv_mode; 789 itv->yuv_info.lace_threshold = ivtv_yuv_threshold; 790 itv->yuv_info.max_frames_buffered = 3; 791 itv->yuv_info.track_osd = 1; 792 return 0; 793 } 794 795 /* Second initialization part. Here the card type has been 796 autodetected. */ 797 static void ivtv_init_struct2(struct ivtv *itv) 798 { 799 int i; 800 801 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++) 802 if (itv->card->video_inputs[i].video_type == 0) 803 break; 804 itv->nof_inputs = i; 805 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++) 806 if (itv->card->audio_inputs[i].audio_type == 0) 807 break; 808 itv->nof_audio_inputs = i; 809 810 if (itv->card->hw_all & IVTV_HW_CX25840) { 811 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */ 812 } else { 813 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */ 814 } 815 816 /* Find tuner input */ 817 for (i = 0; i < itv->nof_inputs; i++) { 818 if (itv->card->video_inputs[i].video_type == 819 IVTV_CARD_INPUT_VID_TUNER) 820 break; 821 } 822 if (i >= itv->nof_inputs) 823 i = 0; 824 itv->active_input = i; 825 itv->audio_input = itv->card->video_inputs[i].audio_index; 826 } 827 828 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *pdev, 829 const struct pci_device_id *pci_id) 830 { 831 u16 cmd; 832 unsigned char pci_latency; 833 834 IVTV_DEBUG_INFO("Enabling pci device\n"); 835 836 if (pci_enable_device(pdev)) { 837 IVTV_ERR("Can't enable device!\n"); 838 return -EIO; 839 } 840 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { 841 IVTV_ERR("No suitable DMA available.\n"); 842 return -EIO; 843 } 844 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) { 845 IVTV_ERR("Cannot request encoder memory region.\n"); 846 return -EIO; 847 } 848 849 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET, 850 IVTV_REG_SIZE, "ivtv registers")) { 851 IVTV_ERR("Cannot request register memory region.\n"); 852 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 853 return -EIO; 854 } 855 856 if (itv->has_cx23415 && 857 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, 858 IVTV_DECODER_SIZE, "ivtv decoder")) { 859 IVTV_ERR("Cannot request decoder memory region.\n"); 860 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 861 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 862 return -EIO; 863 } 864 865 /* Check for bus mastering */ 866 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 867 if (!(cmd & PCI_COMMAND_MASTER)) { 868 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n"); 869 pci_set_master(pdev); 870 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 871 if (!(cmd & PCI_COMMAND_MASTER)) { 872 IVTV_ERR("Bus Mastering is not enabled\n"); 873 if (itv->has_cx23415) 874 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, 875 IVTV_DECODER_SIZE); 876 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 877 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 878 return -ENXIO; 879 } 880 } 881 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n"); 882 883 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 884 885 if (pci_latency < 64 && ivtv_pci_latency) { 886 IVTV_INFO("Unreasonably low latency timer, setting to 64 (was %d)\n", 887 pci_latency); 888 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 64); 889 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 890 } 891 /* This config space value relates to DMA latencies. The 892 default value 0x8080 is too low however and will lead 893 to DMA errors. 0xffff is the max value which solves 894 these problems. */ 895 pci_write_config_dword(pdev, 0x40, 0xffff); 896 897 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, irq: %d, latency: %d, memory: 0x%llx\n", 898 pdev->device, pdev->revision, pdev->bus->number, 899 PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn), 900 pdev->irq, pci_latency, (u64)itv->base_addr); 901 902 return 0; 903 } 904 905 static void ivtv_load_and_init_modules(struct ivtv *itv) 906 { 907 u32 hw = itv->card->hw_all; 908 unsigned i; 909 910 /* check which i2c devices are actually found */ 911 for (i = 0; i < 32; i++) { 912 u32 device = BIT(i); 913 914 if (!(device & hw)) 915 continue; 916 if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) { 917 /* GPIO and TVEEPROM do not use i2c probing */ 918 itv->hw_flags |= device; 919 continue; 920 } 921 if (ivtv_i2c_register(itv, i) == 0) 922 itv->hw_flags |= device; 923 } 924 925 /* probe for legacy IR controllers that aren't in card definitions */ 926 if ((itv->hw_flags & IVTV_HW_IR_ANY) == 0) 927 ivtv_i2c_new_ir_legacy(itv); 928 929 if (itv->card->hw_all & IVTV_HW_CX25840) 930 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_CX25840); 931 else if (itv->card->hw_all & IVTV_HW_SAA717X) 932 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA717X); 933 else if (itv->card->hw_all & IVTV_HW_SAA7114) 934 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7114); 935 else 936 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7115); 937 itv->sd_audio = ivtv_find_hw(itv, itv->card->hw_audio_ctrl); 938 itv->sd_muxer = ivtv_find_hw(itv, itv->card->hw_muxer); 939 940 hw = itv->hw_flags; 941 942 if (itv->card->type == IVTV_CARD_CX23416GYC) { 943 /* Several variations of this card exist, detect which card 944 type should be used. */ 945 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0) 946 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS); 947 else if ((hw & IVTV_HW_UPD64031A) == 0) 948 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR); 949 } 950 else if (itv->card->type == IVTV_CARD_GV_MVPRX || 951 itv->card->type == IVTV_CARD_GV_MVPRX2E) { 952 /* The crystal frequency of GVMVPRX is 24.576MHz */ 953 v4l2_subdev_call(itv->sd_video, video, s_crystal_freq, 954 SAA7115_FREQ_24_576_MHZ, SAA7115_FREQ_FL_UCGC); 955 } 956 957 if (hw & IVTV_HW_CX25840) { 958 itv->vbi.raw_decoder_line_size = 1444; 959 itv->vbi.raw_decoder_sav_odd_field = 0x20; 960 itv->vbi.raw_decoder_sav_even_field = 0x60; 961 itv->vbi.sliced_decoder_line_size = 272; 962 itv->vbi.sliced_decoder_sav_odd_field = 0xB0; 963 itv->vbi.sliced_decoder_sav_even_field = 0xF0; 964 } 965 966 if (hw & IVTV_HW_SAA711X) { 967 /* determine the exact saa711x model */ 968 itv->hw_flags &= ~IVTV_HW_SAA711X; 969 970 if (strstr(itv->sd_video->name, "saa7114")) { 971 itv->hw_flags |= IVTV_HW_SAA7114; 972 /* VBI is not yet supported by the saa7114 driver. */ 973 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE); 974 } else { 975 itv->hw_flags |= IVTV_HW_SAA7115; 976 } 977 itv->vbi.raw_decoder_line_size = 1443; 978 itv->vbi.raw_decoder_sav_odd_field = 0x25; 979 itv->vbi.raw_decoder_sav_even_field = 0x62; 980 itv->vbi.sliced_decoder_line_size = 51; 981 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 982 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 983 } 984 985 if (hw & IVTV_HW_SAA717X) { 986 itv->vbi.raw_decoder_line_size = 1443; 987 itv->vbi.raw_decoder_sav_odd_field = 0x25; 988 itv->vbi.raw_decoder_sav_even_field = 0x62; 989 itv->vbi.sliced_decoder_line_size = 51; 990 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 991 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 992 } 993 } 994 995 static int ivtv_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) 996 { 997 int retval = 0; 998 int vbi_buf_size; 999 struct ivtv *itv; 1000 1001 itv = kzalloc(sizeof(struct ivtv), GFP_KERNEL); 1002 if (itv == NULL) 1003 return -ENOMEM; 1004 itv->pdev = pdev; 1005 itv->instance = v4l2_device_set_name(&itv->v4l2_dev, "ivtv", 1006 &ivtv_instance); 1007 1008 retval = v4l2_device_register(&pdev->dev, &itv->v4l2_dev); 1009 if (retval) { 1010 kfree(itv); 1011 return retval; 1012 } 1013 IVTV_INFO("Initializing card %d\n", itv->instance); 1014 1015 ivtv_process_options(itv); 1016 if (itv->options.cardtype == -1) { 1017 retval = -ENODEV; 1018 goto err; 1019 } 1020 if (ivtv_init_struct1(itv)) { 1021 retval = -ENOMEM; 1022 goto err; 1023 } 1024 retval = cx2341x_handler_init(&itv->cxhdl, 50); 1025 if (retval) 1026 goto err; 1027 itv->v4l2_dev.ctrl_handler = &itv->cxhdl.hdl; 1028 itv->cxhdl.ops = &ivtv_cxhdl_ops; 1029 itv->cxhdl.priv = itv; 1030 itv->cxhdl.func = ivtv_api_func; 1031 1032 IVTV_DEBUG_INFO("base addr: 0x%llx\n", (u64)itv->base_addr); 1033 1034 /* PCI Device Setup */ 1035 retval = ivtv_setup_pci(itv, pdev, pci_id); 1036 if (retval == -EIO) 1037 goto free_worker; 1038 if (retval == -ENXIO) 1039 goto free_mem; 1040 1041 /* map io memory */ 1042 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1043 (u64)itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE); 1044 itv->enc_mem = ioremap(itv->base_addr + IVTV_ENCODER_OFFSET, 1045 IVTV_ENCODER_SIZE); 1046 if (!itv->enc_mem) { 1047 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 encoder memory\n"); 1048 IVTV_ERR("Each capture card with a CX23415/6 needs 8 MB of vmalloc address space for this window\n"); 1049 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1050 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1051 retval = -ENOMEM; 1052 goto free_mem; 1053 } 1054 1055 if (itv->has_cx23415) { 1056 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1057 (u64)itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1058 itv->dec_mem = ioremap(itv->base_addr + IVTV_DECODER_OFFSET, 1059 IVTV_DECODER_SIZE); 1060 if (!itv->dec_mem) { 1061 IVTV_ERR("ioremap failed. Can't get a window into CX23415 decoder memory\n"); 1062 IVTV_ERR("Each capture card with a CX23415 needs 8 MB of vmalloc address space for this window\n"); 1063 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1064 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1065 retval = -ENOMEM; 1066 goto free_mem; 1067 } 1068 } 1069 else { 1070 itv->dec_mem = itv->enc_mem; 1071 } 1072 1073 /* map registers memory */ 1074 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1075 (u64)itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1076 itv->reg_mem = 1077 ioremap(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1078 if (!itv->reg_mem) { 1079 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 register space\n"); 1080 IVTV_ERR("Each capture card with a CX23415/6 needs 64 kB of vmalloc address space for this window\n"); 1081 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1082 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1083 retval = -ENOMEM; 1084 goto free_io; 1085 } 1086 1087 retval = ivtv_gpio_init(itv); 1088 if (retval) 1089 goto free_io; 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 if (itv->card->hw_all & IVTV_HW_TVEEPROM) { 1099 /* Based on the model number the cardtype may be changed. 1100 The PCI IDs are not always reliable. */ 1101 ivtv_process_eeprom(itv); 1102 } 1103 if (itv->card->comment) 1104 IVTV_INFO("%s", itv->card->comment); 1105 if (itv->card->v4l2_capabilities == 0) { 1106 /* card was detected but is not supported */ 1107 retval = -ENODEV; 1108 goto free_i2c; 1109 } 1110 1111 if (itv->std == 0) { 1112 itv->std = V4L2_STD_NTSC_M; 1113 } 1114 1115 if (itv->options.tuner == -1) { 1116 int i; 1117 1118 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) { 1119 if ((itv->std & itv->card->tuners[i].std) == 0) 1120 continue; 1121 itv->options.tuner = itv->card->tuners[i].tuner; 1122 break; 1123 } 1124 } 1125 /* if no tuner was found, then pick the first tuner in the card list */ 1126 if (itv->options.tuner == -1 && itv->card->tuners[0].std) { 1127 itv->std = itv->card->tuners[0].std; 1128 if (itv->std & V4L2_STD_PAL) 1129 itv->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 1130 else if (itv->std & V4L2_STD_NTSC) 1131 itv->std = V4L2_STD_NTSC_M; 1132 else if (itv->std & V4L2_STD_SECAM) 1133 itv->std = V4L2_STD_SECAM_L; 1134 itv->options.tuner = itv->card->tuners[0].tuner; 1135 } 1136 if (itv->options.radio == -1) 1137 itv->options.radio = (itv->card->radio_input.audio_type != 0); 1138 1139 /* The card is now fully identified, continue with card-specific 1140 initialization. */ 1141 ivtv_init_struct2(itv); 1142 1143 ivtv_load_and_init_modules(itv); 1144 1145 if (itv->std & V4L2_STD_525_60) { 1146 itv->is_60hz = 1; 1147 itv->is_out_60hz = 1; 1148 } else { 1149 itv->is_50hz = 1; 1150 itv->is_out_50hz = 1; 1151 } 1152 1153 itv->yuv_info.osd_full_w = 720; 1154 itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480; 1155 itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w; 1156 itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h; 1157 1158 cx2341x_handler_set_50hz(&itv->cxhdl, itv->is_50hz); 1159 1160 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000; 1161 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200; 1162 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000; 1163 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = 0x10000; 1164 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = 0x08000; 1165 1166 /* Setup VBI Raw Size. Should be big enough to hold PAL. 1167 It is possible to switch between PAL and NTSC, so we need to 1168 take the largest size here. */ 1169 /* 1456 is multiple of 16, real size = 1444 */ 1170 itv->vbi.raw_size = 1456; 1171 /* We use a buffer size of 1/2 of the total size needed for a 1172 frame. This is actually very useful, since we now receive 1173 a field at a time and that makes 'compressing' the raw data 1174 down to size by stripping off the SAV codes a lot easier. 1175 Note: having two different buffer sizes prevents standard 1176 switching on the fly. We need to find a better solution... */ 1177 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2; 1178 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size; 1179 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36; 1180 1181 if (itv->options.radio > 0) 1182 itv->v4l2_cap |= V4L2_CAP_RADIO; 1183 1184 if (itv->options.tuner > -1) { 1185 struct tuner_setup setup; 1186 1187 setup.addr = ADDR_UNSET; 1188 setup.type = itv->options.tuner; 1189 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ 1190 if (itv->options.radio > 0) 1191 setup.mode_mask |= T_RADIO; 1192 setup.tuner_callback = (setup.type == TUNER_XC2028) ? 1193 ivtv_reset_tuner_gpio : NULL; 1194 ivtv_call_all(itv, tuner, s_type_addr, &setup); 1195 if (setup.type == TUNER_XC2028) { 1196 static struct xc2028_ctrl ctrl = { 1197 .fname = XC2028_DEFAULT_FIRMWARE, 1198 .max_len = 64, 1199 }; 1200 struct v4l2_priv_tun_config cfg = { 1201 .tuner = itv->options.tuner, 1202 .priv = &ctrl, 1203 }; 1204 ivtv_call_all(itv, tuner, s_config, &cfg); 1205 } 1206 } 1207 1208 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) 1209 are not. */ 1210 itv->tuner_std = itv->std; 1211 1212 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1213 struct v4l2_ctrl_handler *hdl = itv->v4l2_dev.ctrl_handler; 1214 1215 itv->ctrl_pts = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1216 V4L2_CID_MPEG_VIDEO_DEC_PTS, 0, 0, 0, 0); 1217 itv->ctrl_frame = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1218 V4L2_CID_MPEG_VIDEO_DEC_FRAME, 0, 0, 0, 0); 1219 /* Note: V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO is not supported, 1220 mask that menu item. */ 1221 itv->ctrl_audio_playback = 1222 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1223 V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK, 1224 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1225 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1226 V4L2_MPEG_AUDIO_DEC_PLAYBACK_STEREO); 1227 itv->ctrl_audio_multilingual_playback = 1228 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1229 V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK, 1230 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1231 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1232 V4L2_MPEG_AUDIO_DEC_PLAYBACK_LEFT); 1233 if (hdl->error) { 1234 retval = hdl->error; 1235 goto free_i2c; 1236 } 1237 v4l2_ctrl_cluster(2, &itv->ctrl_pts); 1238 v4l2_ctrl_cluster(2, &itv->ctrl_audio_playback); 1239 ivtv_call_all(itv, video, s_std_output, itv->std); 1240 /* Turn off the output signal. The mpeg decoder is not yet 1241 active so without this you would get a green image until the 1242 mpeg decoder becomes active. */ 1243 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1244 } 1245 1246 /* clear interrupt mask, effectively disabling interrupts */ 1247 ivtv_set_irq_mask(itv, 0xffffffff); 1248 1249 /* Register IRQ */ 1250 retval = request_irq(itv->pdev->irq, ivtv_irq_handler, 1251 IRQF_SHARED, itv->v4l2_dev.name, (void *)itv); 1252 if (retval) { 1253 IVTV_ERR("Failed to register irq %d\n", retval); 1254 goto free_i2c; 1255 } 1256 1257 retval = ivtv_streams_setup(itv); 1258 if (retval) { 1259 IVTV_ERR("Error %d setting up streams\n", retval); 1260 goto free_irq; 1261 } 1262 retval = ivtv_streams_register(itv); 1263 if (retval) { 1264 IVTV_ERR("Error %d registering devices\n", retval); 1265 goto free_streams; 1266 } 1267 IVTV_INFO("Initialized card: %s\n", itv->card_name); 1268 1269 /* Load ivtv submodules (ivtv-alsa) */ 1270 request_modules(itv); 1271 return 0; 1272 1273 free_streams: 1274 ivtv_streams_cleanup(itv); 1275 free_irq: 1276 free_irq(itv->pdev->irq, (void *)itv); 1277 free_i2c: 1278 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1279 exit_ivtv_i2c(itv); 1280 free_io: 1281 ivtv_iounmap(itv); 1282 free_mem: 1283 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1284 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1285 if (itv->has_cx23415) 1286 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1287 free_worker: 1288 kthread_stop(itv->irq_worker_task); 1289 err: 1290 if (retval == 0) 1291 retval = -ENODEV; 1292 IVTV_ERR("Error %d on initialization\n", retval); 1293 1294 v4l2_device_unregister(&itv->v4l2_dev); 1295 kfree(itv); 1296 return retval; 1297 } 1298 1299 int ivtv_init_on_first_open(struct ivtv *itv) 1300 { 1301 struct v4l2_frequency vf; 1302 /* Needed to call ioctls later */ 1303 struct ivtv_open_id fh; 1304 int fw_retry_count = 3; 1305 int video_input; 1306 1307 fh.itv = itv; 1308 fh.type = IVTV_ENC_STREAM_TYPE_MPG; 1309 1310 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags)) 1311 return -ENXIO; 1312 1313 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags)) 1314 return 0; 1315 1316 while (--fw_retry_count > 0) { 1317 /* load firmware */ 1318 if (ivtv_firmware_init(itv) == 0) 1319 break; 1320 if (fw_retry_count > 1) 1321 IVTV_WARN("Retry loading firmware\n"); 1322 } 1323 1324 if (fw_retry_count == 0) { 1325 set_bit(IVTV_F_I_FAILED, &itv->i_flags); 1326 return -ENXIO; 1327 } 1328 1329 /* Try and get firmware versions */ 1330 IVTV_DEBUG_INFO("Getting firmware version..\n"); 1331 ivtv_firmware_versions(itv); 1332 1333 if (itv->card->hw_all & IVTV_HW_CX25840) 1334 v4l2_subdev_call(itv->sd_video, core, load_fw); 1335 1336 vf.tuner = 0; 1337 vf.type = V4L2_TUNER_ANALOG_TV; 1338 vf.frequency = 6400; /* the tuner 'baseline' frequency */ 1339 1340 /* Set initial frequency. For PAL/SECAM broadcasts no 1341 'default' channel exists AFAIK. */ 1342 if (itv->std == V4L2_STD_NTSC_M_JP) { 1343 vf.frequency = 1460; /* ch. 1 91250*16/1000 */ 1344 } 1345 else if (itv->std & V4L2_STD_NTSC_M) { 1346 vf.frequency = 1076; /* ch. 4 67250*16/1000 */ 1347 } 1348 1349 video_input = itv->active_input; 1350 itv->active_input++; /* Force update of input */ 1351 ivtv_s_input(NULL, &fh, video_input); 1352 1353 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code 1354 in one place. */ 1355 itv->std++; /* Force full standard initialization */ 1356 itv->std_out = itv->std; 1357 ivtv_s_frequency(NULL, &fh, &vf); 1358 1359 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) { 1360 /* Turn on the TV-out: ivtv_init_mpeg_decoder() initializes 1361 the mpeg decoder so now the saa7127 receives a proper 1362 signal. */ 1363 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1); 1364 ivtv_init_mpeg_decoder(itv); 1365 } 1366 1367 /* On a cx23416 this seems to be able to enable DMA to the chip? */ 1368 if (!itv->has_cx23415) 1369 write_reg_sync(0x03, IVTV_REG_DMACONTROL); 1370 1371 ivtv_s_std_enc(itv, itv->tuner_std); 1372 1373 /* Default interrupts enabled. For the PVR350 this includes the 1374 decoder VSYNC interrupt, which is always on. It is not only used 1375 during decoding but also by the OSD. 1376 Some old PVR250 cards had a cx23415, so testing for that is too 1377 general. Instead test if the card has video output capability. */ 1378 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1379 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC); 1380 ivtv_set_osd_alpha(itv); 1381 ivtv_s_std_dec(itv, itv->tuner_std); 1382 } else { 1383 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT); 1384 } 1385 1386 /* Setup initial controls */ 1387 cx2341x_handler_setup(&itv->cxhdl); 1388 return 0; 1389 } 1390 1391 static void ivtv_remove(struct pci_dev *pdev) 1392 { 1393 struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev); 1394 struct ivtv *itv = to_ivtv(v4l2_dev); 1395 int i; 1396 1397 IVTV_DEBUG_INFO("Removing card\n"); 1398 1399 flush_request_modules(itv); 1400 1401 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) { 1402 /* Stop all captures */ 1403 IVTV_DEBUG_INFO("Stopping all streams\n"); 1404 if (atomic_read(&itv->capturing) > 0) 1405 ivtv_stop_all_captures(itv); 1406 1407 /* Stop all decoding */ 1408 IVTV_DEBUG_INFO("Stopping decoding\n"); 1409 1410 /* Turn off the TV-out */ 1411 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) 1412 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1413 if (atomic_read(&itv->decoding) > 0) { 1414 int type; 1415 1416 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) 1417 type = IVTV_DEC_STREAM_TYPE_YUV; 1418 else 1419 type = IVTV_DEC_STREAM_TYPE_MPG; 1420 ivtv_stop_v4l2_decode_stream(&itv->streams[type], 1421 V4L2_DEC_CMD_STOP_TO_BLACK | V4L2_DEC_CMD_STOP_IMMEDIATELY, 0); 1422 } 1423 ivtv_halt_firmware(itv); 1424 } 1425 1426 /* Interrupts */ 1427 ivtv_set_irq_mask(itv, 0xffffffff); 1428 del_timer_sync(&itv->dma_timer); 1429 1430 /* Kill irq worker */ 1431 kthread_flush_worker(&itv->irq_worker); 1432 kthread_stop(itv->irq_worker_task); 1433 1434 ivtv_streams_cleanup(itv); 1435 ivtv_udma_free(itv); 1436 1437 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1438 1439 exit_ivtv_i2c(itv); 1440 1441 free_irq(itv->pdev->irq, (void *)itv); 1442 ivtv_iounmap(itv); 1443 1444 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1445 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1446 if (itv->has_cx23415) 1447 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1448 1449 pci_disable_device(itv->pdev); 1450 for (i = 0; i < IVTV_VBI_FRAMES; i++) 1451 kfree(itv->vbi.sliced_mpeg_data[i]); 1452 1453 pr_info("Removed %s\n", itv->card_name); 1454 1455 v4l2_device_unregister(&itv->v4l2_dev); 1456 kfree(itv); 1457 } 1458 1459 /* define a pci_driver for card detection */ 1460 static struct pci_driver ivtv_pci_driver = { 1461 .name = "ivtv", 1462 .id_table = ivtv_pci_tbl, 1463 .probe = ivtv_probe, 1464 .remove = ivtv_remove, 1465 }; 1466 1467 static int __init module_start(void) 1468 { 1469 pr_info("Start initialization, version %s\n", IVTV_VERSION); 1470 1471 /* Validate parameters */ 1472 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) { 1473 pr_err("Exiting, ivtv_first_minor must be between 0 and %d\n", 1474 IVTV_MAX_CARDS - 1); 1475 return -1; 1476 } 1477 1478 if (ivtv_debug < 0 || ivtv_debug > 2047) { 1479 ivtv_debug = 0; 1480 pr_info("Debug value must be >= 0 and <= 2047\n"); 1481 } 1482 1483 if (pci_register_driver(&ivtv_pci_driver)) { 1484 pr_err("Error detecting PCI card\n"); 1485 return -ENODEV; 1486 } 1487 pr_info("End initialization\n"); 1488 return 0; 1489 } 1490 1491 static void __exit module_cleanup(void) 1492 { 1493 pci_unregister_driver(&ivtv_pci_driver); 1494 } 1495 1496 /* Note: These symbols are exported because they are used by the ivtvfb 1497 framebuffer module and an infrared module for the IR-blaster. */ 1498 EXPORT_SYMBOL(ivtv_set_irq_mask); 1499 EXPORT_SYMBOL(ivtv_api); 1500 EXPORT_SYMBOL(ivtv_vapi); 1501 EXPORT_SYMBOL(ivtv_vapi_result); 1502 EXPORT_SYMBOL(ivtv_clear_irq_mask); 1503 EXPORT_SYMBOL(ivtv_debug); 1504 #ifdef CONFIG_VIDEO_ADV_DEBUG 1505 EXPORT_SYMBOL(ivtv_fw_debug); 1506 #endif 1507 EXPORT_SYMBOL(ivtv_reset_ir_gpio); 1508 EXPORT_SYMBOL(ivtv_udma_setup); 1509 EXPORT_SYMBOL(ivtv_udma_unmap); 1510 EXPORT_SYMBOL(ivtv_udma_alloc); 1511 EXPORT_SYMBOL(ivtv_udma_prepare); 1512 EXPORT_SYMBOL(ivtv_init_on_first_open); 1513 EXPORT_SYMBOL(ivtv_firmware_check); 1514 1515 module_init(module_start); 1516 module_exit(module_cleanup); 1517