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-controls.h" 57 #include "ivtv-gpio.h" 58 #include <linux/dma-mapping.h> 59 #include <media/tveeprom.h> 60 #include <media/i2c/saa7115.h> 61 #include "tuner-xc2028.h" 62 #include <uapi/linux/sched/types.h> 63 64 /* If you have already X v4l cards, then set this to X. This way 65 the device numbers stay matched. Example: you have a WinTV card 66 without radio and a PVR-350 with. Normally this would give a 67 video1 device together with a radio0 device for the PVR. By 68 setting this to 1 you ensure that radio0 is now also radio1. */ 69 int ivtv_first_minor; 70 71 /* Callback for registering extensions */ 72 int (*ivtv_ext_init)(struct ivtv *); 73 EXPORT_SYMBOL(ivtv_ext_init); 74 75 /* add your revision and whatnot here */ 76 static struct pci_device_id ivtv_pci_tbl[] = { 77 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV15, 78 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 79 {PCI_VENDOR_ID_ICOMP, PCI_DEVICE_ID_IVTV16, 80 PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 81 {0,} 82 }; 83 84 MODULE_DEVICE_TABLE(pci,ivtv_pci_tbl); 85 86 /* ivtv instance counter */ 87 static atomic_t ivtv_instance = ATOMIC_INIT(0); 88 89 /* Parameter declarations */ 90 static int cardtype[IVTV_MAX_CARDS]; 91 static int tuner[IVTV_MAX_CARDS] = { -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 -1, -1, -1, -1, -1, -1, -1, -1 }; 95 static int radio[IVTV_MAX_CARDS] = { -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 -1, -1, -1, -1, -1, -1, -1, -1 }; 99 static int i2c_clock_period[IVTV_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1, 100 -1, -1, -1, -1, -1, -1, -1, -1, 101 -1, -1, -1, -1, -1, -1, -1, -1, 102 -1, -1, -1, -1, -1, -1, -1, -1 }; 103 104 static unsigned int cardtype_c = 1; 105 static unsigned int tuner_c = 1; 106 static int radio_c = 1; 107 static unsigned int i2c_clock_period_c = 1; 108 static char pal[] = "---"; 109 static char secam[] = "--"; 110 static char ntsc[] = "-"; 111 112 /* Buffers */ 113 114 /* DMA Buffers, Default size in MB allocated */ 115 #define IVTV_DEFAULT_ENC_MPG_BUFFERS 4 116 #define IVTV_DEFAULT_ENC_YUV_BUFFERS 2 117 #define IVTV_DEFAULT_ENC_VBI_BUFFERS 1 118 /* Exception: size in kB for this stream (MB is overkill) */ 119 #define IVTV_DEFAULT_ENC_PCM_BUFFERS 320 120 #define IVTV_DEFAULT_DEC_MPG_BUFFERS 1 121 #define IVTV_DEFAULT_DEC_YUV_BUFFERS 1 122 /* Exception: size in kB for this stream (MB is way overkill) */ 123 #define IVTV_DEFAULT_DEC_VBI_BUFFERS 64 124 125 static int enc_mpg_buffers = IVTV_DEFAULT_ENC_MPG_BUFFERS; 126 static int enc_yuv_buffers = IVTV_DEFAULT_ENC_YUV_BUFFERS; 127 static int enc_vbi_buffers = IVTV_DEFAULT_ENC_VBI_BUFFERS; 128 static int enc_pcm_buffers = IVTV_DEFAULT_ENC_PCM_BUFFERS; 129 static int dec_mpg_buffers = IVTV_DEFAULT_DEC_MPG_BUFFERS; 130 static int dec_yuv_buffers = IVTV_DEFAULT_DEC_YUV_BUFFERS; 131 static int dec_vbi_buffers = IVTV_DEFAULT_DEC_VBI_BUFFERS; 132 133 static int ivtv_yuv_mode; 134 static int ivtv_yuv_threshold = -1; 135 static int ivtv_pci_latency = 1; 136 137 int ivtv_debug; 138 #ifdef CONFIG_VIDEO_ADV_DEBUG 139 int ivtv_fw_debug; 140 #endif 141 142 static int tunertype = -1; 143 static int newi2c = -1; 144 145 module_param_array(tuner, int, &tuner_c, 0644); 146 module_param_array(radio, int, &radio_c, 0644); 147 module_param_array(cardtype, int, &cardtype_c, 0644); 148 module_param_string(pal, pal, sizeof(pal), 0644); 149 module_param_string(secam, secam, sizeof(secam), 0644); 150 module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); 151 module_param_named(debug,ivtv_debug, int, 0644); 152 #ifdef CONFIG_VIDEO_ADV_DEBUG 153 module_param_named(fw_debug, ivtv_fw_debug, int, 0644); 154 #endif 155 module_param(ivtv_pci_latency, int, 0644); 156 module_param(ivtv_yuv_mode, int, 0644); 157 module_param(ivtv_yuv_threshold, int, 0644); 158 module_param(ivtv_first_minor, int, 0644); 159 160 module_param(enc_mpg_buffers, int, 0644); 161 module_param(enc_yuv_buffers, int, 0644); 162 module_param(enc_vbi_buffers, int, 0644); 163 module_param(enc_pcm_buffers, int, 0644); 164 module_param(dec_mpg_buffers, int, 0644); 165 module_param(dec_yuv_buffers, int, 0644); 166 module_param(dec_vbi_buffers, int, 0644); 167 168 module_param(tunertype, int, 0644); 169 module_param(newi2c, int, 0644); 170 module_param_array(i2c_clock_period, int, &i2c_clock_period_c, 0644); 171 172 MODULE_PARM_DESC(tuner, "Tuner type selection,\n" 173 "\t\t\tsee tuner.h for values"); 174 MODULE_PARM_DESC(radio, 175 "Enable or disable the radio. Use only if autodetection\n" 176 "\t\t\tfails. 0 = disable, 1 = enable"); 177 MODULE_PARM_DESC(cardtype, 178 "Only use this option if your card is not detected properly.\n" 179 "\t\tSpecify card type:\n" 180 "\t\t\t 1 = WinTV PVR 250\n" 181 "\t\t\t 2 = WinTV PVR 350\n" 182 "\t\t\t 3 = WinTV PVR-150 or PVR-500\n" 183 "\t\t\t 4 = AVerMedia M179\n" 184 "\t\t\t 5 = YUAN MPG600/Kuroutoshikou iTVC16-STVLP\n" 185 "\t\t\t 6 = YUAN MPG160/Kuroutoshikou iTVC15-STVLP\n" 186 "\t\t\t 7 = YUAN PG600/DIAMONDMM PVR-550 (CX Falcon 2)\n" 187 "\t\t\t 8 = Adaptec AVC-2410\n" 188 "\t\t\t 9 = Adaptec AVC-2010\n" 189 "\t\t\t10 = NAGASE TRANSGEAR 5000TV\n" 190 "\t\t\t11 = AOpen VA2000MAX-STN6\n" 191 "\t\t\t12 = YUAN MPG600GR/Kuroutoshikou CX23416GYC-STVLP\n" 192 "\t\t\t13 = I/O Data GV-MVP/RX\n" 193 "\t\t\t14 = I/O Data GV-MVP/RX2E\n" 194 "\t\t\t15 = GOTVIEW PCI DVD\n" 195 "\t\t\t16 = GOTVIEW PCI DVD2 Deluxe\n" 196 "\t\t\t17 = Yuan MPC622\n" 197 "\t\t\t18 = Digital Cowboy DCT-MTVP1\n" 198 "\t\t\t19 = Yuan PG600V2/GotView PCI DVD Lite\n" 199 "\t\t\t20 = Club3D ZAP-TV1x01\n" 200 "\t\t\t21 = AverTV MCE 116 Plus\n" 201 "\t\t\t22 = ASUS Falcon2\n" 202 "\t\t\t23 = AverMedia PVR-150 Plus\n" 203 "\t\t\t24 = AverMedia EZMaker PCI Deluxe\n" 204 "\t\t\t25 = AverMedia M104 (not yet working)\n" 205 "\t\t\t26 = Buffalo PC-MV5L/PCI\n" 206 "\t\t\t27 = AVerMedia UltraTV 1500 MCE\n" 207 "\t\t\t28 = Sony VAIO Giga Pocket (ENX Kikyou)\n" 208 "\t\t\t 0 = Autodetect (default)\n" 209 "\t\t\t-1 = Ignore this card\n\t\t"); 210 MODULE_PARM_DESC(pal, "Set PAL standard: BGH, DK, I, M, N, Nc, 60"); 211 MODULE_PARM_DESC(secam, "Set SECAM standard: BGH, DK, L, LC"); 212 MODULE_PARM_DESC(ntsc, "Set NTSC standard: M, J (Japan), K (South Korea)"); 213 MODULE_PARM_DESC(tunertype, 214 "Specify tuner type:\n" 215 "\t\t\t 0 = tuner for PAL-B/G/H/D/K/I, SECAM-B/G/H/D/K/L/Lc\n" 216 "\t\t\t 1 = tuner for NTSC-M/J/K, PAL-M/N/Nc\n" 217 "\t\t\t-1 = Autodetect (default)\n"); 218 MODULE_PARM_DESC(debug, 219 "Debug level (bitmask). Default: 0\n" 220 "\t\t\t 1/0x0001: warning\n" 221 "\t\t\t 2/0x0002: info\n" 222 "\t\t\t 4/0x0004: mailbox\n" 223 "\t\t\t 8/0x0008: ioctl\n" 224 "\t\t\t 16/0x0010: file\n" 225 "\t\t\t 32/0x0020: dma\n" 226 "\t\t\t 64/0x0040: irq\n" 227 "\t\t\t 128/0x0080: decoder\n" 228 "\t\t\t 256/0x0100: yuv\n" 229 "\t\t\t 512/0x0200: i2c\n" 230 "\t\t\t1024/0x0400: high volume\n"); 231 #ifdef CONFIG_VIDEO_ADV_DEBUG 232 MODULE_PARM_DESC(fw_debug, 233 "Enable code for debugging firmware problems. Default: 0\n"); 234 #endif 235 MODULE_PARM_DESC(ivtv_pci_latency, 236 "Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n" 237 "\t\t\tDefault: Yes"); 238 MODULE_PARM_DESC(ivtv_yuv_mode, 239 "Specify the yuv playback mode:\n" 240 "\t\t\t0 = interlaced\n\t\t\t1 = progressive\n\t\t\t2 = auto\n" 241 "\t\t\tDefault: 0 (interlaced)"); 242 MODULE_PARM_DESC(ivtv_yuv_threshold, 243 "If ivtv_yuv_mode is 2 (auto) then playback content as\n\t\tprogressive if src height <= ivtv_yuvthreshold\n" 244 "\t\t\tDefault: 480"); 245 MODULE_PARM_DESC(enc_mpg_buffers, 246 "Encoder MPG Buffers (in MB)\n" 247 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_MPG_BUFFERS)); 248 MODULE_PARM_DESC(enc_yuv_buffers, 249 "Encoder YUV Buffers (in MB)\n" 250 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_YUV_BUFFERS)); 251 MODULE_PARM_DESC(enc_vbi_buffers, 252 "Encoder VBI Buffers (in MB)\n" 253 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS)); 254 MODULE_PARM_DESC(enc_pcm_buffers, 255 "Encoder PCM buffers (in kB)\n" 256 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS)); 257 MODULE_PARM_DESC(dec_mpg_buffers, 258 "Decoder MPG buffers (in MB)\n" 259 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_MPG_BUFFERS)); 260 MODULE_PARM_DESC(dec_yuv_buffers, 261 "Decoder YUV buffers (in MB)\n" 262 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS)); 263 MODULE_PARM_DESC(dec_vbi_buffers, 264 "Decoder VBI buffers (in kB)\n" 265 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS)); 266 MODULE_PARM_DESC(newi2c, 267 "Use new I2C implementation\n" 268 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n" 269 "\t\t\tDefault is autodetect"); 270 MODULE_PARM_DESC(i2c_clock_period, 271 "Period of SCL for the I2C bus controlled by the CX23415/6\n" 272 "\t\t\tMin: 10 usec (100 kHz), Max: 4500 usec (222 Hz)\n" 273 "\t\t\tDefault: " __stringify(IVTV_DEFAULT_I2C_CLOCK_PERIOD)); 274 275 MODULE_PARM_DESC(ivtv_first_minor, "Set device node number assigned to first card"); 276 277 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil"); 278 MODULE_DESCRIPTION("CX23415/CX23416 driver"); 279 MODULE_SUPPORTED_DEVICE 280 ("CX23415/CX23416 MPEG2 encoder (WinTV PVR-150/250/350/500,\n" 281 "\t\t\tYuan MPG series and similar)"); 282 MODULE_LICENSE("GPL"); 283 284 MODULE_VERSION(IVTV_VERSION); 285 286 #if defined(CONFIG_MODULES) && defined(MODULE) 287 static void request_module_async(struct work_struct *work) 288 { 289 struct ivtv *dev = container_of(work, struct ivtv, request_module_wk); 290 291 /* Make sure ivtv-alsa module is loaded */ 292 request_module("ivtv-alsa"); 293 294 /* Initialize ivtv-alsa for this instance of the cx18 device */ 295 if (ivtv_ext_init != NULL) 296 ivtv_ext_init(dev); 297 } 298 299 static void request_modules(struct ivtv *dev) 300 { 301 INIT_WORK(&dev->request_module_wk, request_module_async); 302 schedule_work(&dev->request_module_wk); 303 } 304 305 static void flush_request_modules(struct ivtv *dev) 306 { 307 flush_work(&dev->request_module_wk); 308 } 309 #else 310 #define request_modules(dev) 311 #define flush_request_modules(dev) 312 #endif /* CONFIG_MODULES */ 313 314 void ivtv_clear_irq_mask(struct ivtv *itv, u32 mask) 315 { 316 itv->irqmask &= ~mask; 317 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 318 } 319 320 void ivtv_set_irq_mask(struct ivtv *itv, u32 mask) 321 { 322 itv->irqmask |= mask; 323 write_reg_sync(itv->irqmask, IVTV_REG_IRQMASK); 324 } 325 326 int ivtv_set_output_mode(struct ivtv *itv, int mode) 327 { 328 int old_mode; 329 330 spin_lock(&itv->lock); 331 old_mode = itv->output_mode; 332 if (old_mode == 0) 333 itv->output_mode = old_mode = mode; 334 spin_unlock(&itv->lock); 335 return old_mode; 336 } 337 338 struct ivtv_stream *ivtv_get_output_stream(struct ivtv *itv) 339 { 340 switch (itv->output_mode) { 341 case OUT_MPG: 342 return &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; 343 case OUT_YUV: 344 return &itv->streams[IVTV_DEC_STREAM_TYPE_YUV]; 345 default: 346 return NULL; 347 } 348 } 349 350 int ivtv_waitq(wait_queue_head_t *waitq) 351 { 352 DEFINE_WAIT(wait); 353 354 prepare_to_wait(waitq, &wait, TASK_INTERRUPTIBLE); 355 schedule(); 356 finish_wait(waitq, &wait); 357 return signal_pending(current) ? -EINTR : 0; 358 } 359 360 /* Generic utility functions */ 361 int ivtv_msleep_timeout(unsigned int msecs, int intr) 362 { 363 int timeout = msecs_to_jiffies(msecs); 364 365 do { 366 set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); 367 timeout = schedule_timeout(timeout); 368 if (intr) { 369 int ret = signal_pending(current); 370 371 if (ret) 372 return ret; 373 } 374 } while (timeout); 375 return 0; 376 } 377 378 /* Release ioremapped memory */ 379 static void ivtv_iounmap(struct ivtv *itv) 380 { 381 if (itv == NULL) 382 return; 383 384 /* Release registers memory */ 385 if (itv->reg_mem != NULL) { 386 IVTV_DEBUG_INFO("releasing reg_mem\n"); 387 iounmap(itv->reg_mem); 388 itv->reg_mem = NULL; 389 } 390 /* Release io memory */ 391 if (itv->has_cx23415 && itv->dec_mem != NULL) { 392 IVTV_DEBUG_INFO("releasing dec_mem\n"); 393 iounmap(itv->dec_mem); 394 } 395 itv->dec_mem = NULL; 396 397 /* Release io memory */ 398 if (itv->enc_mem != NULL) { 399 IVTV_DEBUG_INFO("releasing enc_mem\n"); 400 iounmap(itv->enc_mem); 401 itv->enc_mem = NULL; 402 } 403 } 404 405 /* Hauppauge card? get values from tveeprom */ 406 void ivtv_read_eeprom(struct ivtv *itv, struct tveeprom *tv) 407 { 408 u8 eedata[256]; 409 410 itv->i2c_client.addr = 0xA0 >> 1; 411 tveeprom_read(&itv->i2c_client, eedata, sizeof(eedata)); 412 tveeprom_hauppauge_analog(tv, eedata); 413 } 414 415 static void ivtv_process_eeprom(struct ivtv *itv) 416 { 417 struct tveeprom tv; 418 int pci_slot = PCI_SLOT(itv->pdev->devfn); 419 420 ivtv_read_eeprom(itv, &tv); 421 422 /* Many thanks to Steven Toth from Hauppauge for providing the 423 model numbers */ 424 switch (tv.model) { 425 /* In a few cases the PCI subsystem IDs do not correctly 426 identify the card. A better method is to check the 427 model number from the eeprom instead. */ 428 case 30012 ... 30039: /* Low profile PVR250 */ 429 case 32000 ... 32999: 430 case 48000 ... 48099: /* 48??? range are PVR250s with a cx23415 */ 431 case 48400 ... 48599: 432 itv->card = ivtv_get_card(IVTV_CARD_PVR_250); 433 break; 434 case 48100 ... 48399: 435 case 48600 ... 48999: 436 itv->card = ivtv_get_card(IVTV_CARD_PVR_350); 437 break; 438 case 23000 ... 23999: /* PVR500 */ 439 case 25000 ... 25999: /* Low profile PVR150 */ 440 case 26000 ... 26999: /* Regular PVR150 */ 441 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 442 break; 443 case 0: 444 IVTV_ERR("Invalid EEPROM\n"); 445 return; 446 default: 447 IVTV_ERR("Unknown model %d, defaulting to PVR-150\n", tv.model); 448 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 449 break; 450 } 451 452 switch (tv.model) { 453 /* Old style PVR350 (with an saa7114) uses this input for 454 the tuner. */ 455 case 48254: 456 itv->card = ivtv_get_card(IVTV_CARD_PVR_350_V1); 457 break; 458 default: 459 break; 460 } 461 462 itv->v4l2_cap = itv->card->v4l2_capabilities; 463 itv->card_name = itv->card->name; 464 itv->card_i2c = itv->card->i2c; 465 466 /* If this is a PVR500 then it should be possible to detect whether it is the 467 first or second unit by looking at the subsystem device ID: is bit 4 is 468 set, then it is the second unit (according to info from Hauppauge). 469 470 However, while this works for most cards, I have seen a few PVR500 cards 471 where both units have the same subsystem ID. 472 473 So instead I look at the reported 'PCI slot' (which is the slot on the PVR500 474 PCI bridge) and if it is 8, then it is assumed to be the first unit, otherwise 475 it is the second unit. It is possible that it is a different slot when ivtv is 476 used in Xen, in that case I ignore this card here. The worst that can happen 477 is that the card presents itself with a non-working radio device. 478 479 This detection is needed since the eeprom reports incorrectly that a radio is 480 present on the second unit. */ 481 if (tv.model / 1000 == 23) { 482 static const struct ivtv_card_tuner_i2c ivtv_i2c_radio = { 483 .radio = { 0x60, I2C_CLIENT_END }, 484 .demod = { 0x43, I2C_CLIENT_END }, 485 .tv = { 0x61, I2C_CLIENT_END }, 486 }; 487 488 itv->card_name = "WinTV PVR 500"; 489 itv->card_i2c = &ivtv_i2c_radio; 490 if (pci_slot == 8 || pci_slot == 9) { 491 int is_first = (pci_slot & 1) == 0; 492 493 itv->card_name = is_first ? "WinTV PVR 500 (unit #1)" : 494 "WinTV PVR 500 (unit #2)"; 495 if (!is_first) { 496 IVTV_INFO("Correcting tveeprom data: no radio present on second unit\n"); 497 tv.has_radio = 0; 498 } 499 } 500 } 501 IVTV_INFO("Autodetected %s\n", itv->card_name); 502 503 switch (tv.tuner_hauppauge_model) { 504 case 85: 505 case 99: 506 case 112: 507 itv->pvr150_workaround = 1; 508 break; 509 default: 510 break; 511 } 512 if (tv.tuner_type == TUNER_ABSENT) 513 IVTV_ERR("tveeprom cannot autodetect tuner!\n"); 514 515 if (itv->options.tuner == -1) 516 itv->options.tuner = tv.tuner_type; 517 if (itv->options.radio == -1) 518 itv->options.radio = (tv.has_radio != 0); 519 /* only enable newi2c if an IR blaster is present */ 520 if (itv->options.newi2c == -1 && tv.has_ir) { 521 itv->options.newi2c = (tv.has_ir & 4) ? 1 : 0; 522 if (itv->options.newi2c) { 523 IVTV_INFO("Reopen i2c bus for IR-blaster support\n"); 524 exit_ivtv_i2c(itv); 525 init_ivtv_i2c(itv); 526 } 527 } 528 529 if (itv->std != 0) 530 /* user specified tuner standard */ 531 return; 532 533 /* autodetect tuner standard */ 534 if (tv.tuner_formats & V4L2_STD_PAL) { 535 IVTV_DEBUG_INFO("PAL tuner detected\n"); 536 itv->std |= V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 537 } else if (tv.tuner_formats & V4L2_STD_NTSC) { 538 IVTV_DEBUG_INFO("NTSC tuner detected\n"); 539 itv->std |= V4L2_STD_NTSC_M; 540 } else if (tv.tuner_formats & V4L2_STD_SECAM) { 541 IVTV_DEBUG_INFO("SECAM tuner detected\n"); 542 itv->std |= V4L2_STD_SECAM_L; 543 } else { 544 IVTV_INFO("No tuner detected, default to NTSC-M\n"); 545 itv->std |= V4L2_STD_NTSC_M; 546 } 547 } 548 549 static v4l2_std_id ivtv_parse_std(struct ivtv *itv) 550 { 551 switch (pal[0]) { 552 case '6': 553 tunertype = 0; 554 return V4L2_STD_PAL_60; 555 case 'b': 556 case 'B': 557 case 'g': 558 case 'G': 559 case 'h': 560 case 'H': 561 tunertype = 0; 562 return V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 563 case 'n': 564 case 'N': 565 tunertype = 1; 566 if (pal[1] == 'c' || pal[1] == 'C') 567 return V4L2_STD_PAL_Nc; 568 return V4L2_STD_PAL_N; 569 case 'i': 570 case 'I': 571 tunertype = 0; 572 return V4L2_STD_PAL_I; 573 case 'd': 574 case 'D': 575 case 'k': 576 case 'K': 577 tunertype = 0; 578 return V4L2_STD_PAL_DK; 579 case 'M': 580 case 'm': 581 tunertype = 1; 582 return V4L2_STD_PAL_M; 583 case '-': 584 break; 585 default: 586 IVTV_WARN("pal= argument not recognised\n"); 587 return 0; 588 } 589 590 switch (secam[0]) { 591 case 'b': 592 case 'B': 593 case 'g': 594 case 'G': 595 case 'h': 596 case 'H': 597 tunertype = 0; 598 return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; 599 case 'd': 600 case 'D': 601 case 'k': 602 case 'K': 603 tunertype = 0; 604 return V4L2_STD_SECAM_DK; 605 case 'l': 606 case 'L': 607 tunertype = 0; 608 if (secam[1] == 'C' || secam[1] == 'c') 609 return V4L2_STD_SECAM_LC; 610 return V4L2_STD_SECAM_L; 611 case '-': 612 break; 613 default: 614 IVTV_WARN("secam= argument not recognised\n"); 615 return 0; 616 } 617 618 switch (ntsc[0]) { 619 case 'm': 620 case 'M': 621 tunertype = 1; 622 return V4L2_STD_NTSC_M; 623 case 'j': 624 case 'J': 625 tunertype = 1; 626 return V4L2_STD_NTSC_M_JP; 627 case 'k': 628 case 'K': 629 tunertype = 1; 630 return V4L2_STD_NTSC_M_KR; 631 case '-': 632 break; 633 default: 634 IVTV_WARN("ntsc= argument not recognised\n"); 635 return 0; 636 } 637 638 /* no match found */ 639 return 0; 640 } 641 642 static void ivtv_process_options(struct ivtv *itv) 643 { 644 const char *chipname; 645 int i, j; 646 647 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers * 1024; 648 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers * 1024; 649 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers * 1024; 650 itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers; 651 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers * 1024; 652 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers * 1024; 653 itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers; 654 itv->options.cardtype = cardtype[itv->instance]; 655 itv->options.tuner = tuner[itv->instance]; 656 itv->options.radio = radio[itv->instance]; 657 658 itv->options.i2c_clock_period = i2c_clock_period[itv->instance]; 659 if (itv->options.i2c_clock_period == -1) 660 itv->options.i2c_clock_period = IVTV_DEFAULT_I2C_CLOCK_PERIOD; 661 else if (itv->options.i2c_clock_period < 10) 662 itv->options.i2c_clock_period = 10; 663 else if (itv->options.i2c_clock_period > 4500) 664 itv->options.i2c_clock_period = 4500; 665 666 itv->options.newi2c = newi2c; 667 if (tunertype < -1 || tunertype > 1) { 668 IVTV_WARN("Invalid tunertype argument, will autodetect instead\n"); 669 tunertype = -1; 670 } 671 itv->std = ivtv_parse_std(itv); 672 if (itv->std == 0 && tunertype >= 0) 673 itv->std = tunertype ? V4L2_STD_MN : (V4L2_STD_ALL & ~V4L2_STD_MN); 674 itv->has_cx23415 = (itv->pdev->device == PCI_DEVICE_ID_IVTV15); 675 chipname = itv->has_cx23415 ? "cx23415" : "cx23416"; 676 if (itv->options.cardtype == -1) { 677 IVTV_INFO("Ignore card (detected %s based chip)\n", chipname); 678 return; 679 } 680 if ((itv->card = ivtv_get_card(itv->options.cardtype - 1))) { 681 IVTV_INFO("User specified %s card (detected %s based chip)\n", 682 itv->card->name, chipname); 683 } else if (itv->options.cardtype != 0) { 684 IVTV_ERR("Unknown user specified type, trying to autodetect card\n"); 685 } 686 if (itv->card == NULL) { 687 if (itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE || 688 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT1 || 689 itv->pdev->subsystem_vendor == IVTV_PCI_ID_HAUPPAUGE_ALT2) { 690 itv->card = ivtv_get_card(itv->has_cx23415 ? IVTV_CARD_PVR_350 : IVTV_CARD_PVR_150); 691 IVTV_INFO("Autodetected Hauppauge card (%s based)\n", 692 chipname); 693 } 694 } 695 if (itv->card == NULL) { 696 for (i = 0; (itv->card = ivtv_get_card(i)); i++) { 697 if (itv->card->pci_list == NULL) 698 continue; 699 for (j = 0; itv->card->pci_list[j].device; j++) { 700 if (itv->pdev->device != 701 itv->card->pci_list[j].device) 702 continue; 703 if (itv->pdev->subsystem_vendor != 704 itv->card->pci_list[j].subsystem_vendor) 705 continue; 706 if (itv->pdev->subsystem_device != 707 itv->card->pci_list[j].subsystem_device) 708 continue; 709 IVTV_INFO("Autodetected %s card (%s based)\n", 710 itv->card->name, chipname); 711 goto done; 712 } 713 } 714 } 715 done: 716 717 if (itv->card == NULL) { 718 itv->card = ivtv_get_card(IVTV_CARD_PVR_150); 719 IVTV_ERR("Unknown card: vendor/device: [%04x:%04x]\n", 720 itv->pdev->vendor, itv->pdev->device); 721 IVTV_ERR(" subsystem vendor/device: [%04x:%04x]\n", 722 itv->pdev->subsystem_vendor, itv->pdev->subsystem_device); 723 IVTV_ERR(" %s based\n", chipname); 724 IVTV_ERR("Defaulting to %s card\n", itv->card->name); 725 IVTV_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n"); 726 IVTV_ERR("card you have to the ivtv-devel mailinglist (www.ivtvdriver.org)\n"); 727 IVTV_ERR("Prefix your subject line with [UNKNOWN IVTV CARD].\n"); 728 } 729 itv->v4l2_cap = itv->card->v4l2_capabilities; 730 itv->card_name = itv->card->name; 731 itv->card_i2c = itv->card->i2c; 732 } 733 734 /* Precondition: the ivtv structure has been memset to 0. Only 735 the dev and num fields have been filled in. 736 No assumptions on the card type may be made here (see ivtv_init_struct2 737 for that). 738 */ 739 static int ivtv_init_struct1(struct ivtv *itv) 740 { 741 struct sched_param param = { .sched_priority = 99 }; 742 743 itv->base_addr = pci_resource_start(itv->pdev, 0); 744 itv->enc_mbox.max_mbox = 2; /* the encoder has 3 mailboxes (0-2) */ 745 itv->dec_mbox.max_mbox = 1; /* the decoder has 2 mailboxes (0-1) */ 746 747 mutex_init(&itv->serialize_lock); 748 mutex_init(&itv->i2c_bus_lock); 749 mutex_init(&itv->udma.lock); 750 751 spin_lock_init(&itv->lock); 752 spin_lock_init(&itv->dma_reg_lock); 753 754 kthread_init_worker(&itv->irq_worker); 755 itv->irq_worker_task = kthread_run(kthread_worker_fn, &itv->irq_worker, 756 "%s", itv->v4l2_dev.name); 757 if (IS_ERR(itv->irq_worker_task)) { 758 IVTV_ERR("Could not create ivtv task\n"); 759 return -1; 760 } 761 /* must use the FIFO scheduler as it is realtime sensitive */ 762 sched_setscheduler(itv->irq_worker_task, SCHED_FIFO, ¶m); 763 764 kthread_init_work(&itv->irq_work, ivtv_irq_work_handler); 765 766 /* Initial settings */ 767 itv->cxhdl.port = CX2341X_PORT_MEMORY; 768 itv->cxhdl.capabilities = CX2341X_CAP_HAS_SLICED_VBI; 769 init_waitqueue_head(&itv->eos_waitq); 770 init_waitqueue_head(&itv->event_waitq); 771 init_waitqueue_head(&itv->vsync_waitq); 772 init_waitqueue_head(&itv->dma_waitq); 773 setup_timer(&itv->dma_timer, ivtv_unfinished_dma, 774 (unsigned long)itv); 775 776 itv->cur_dma_stream = -1; 777 itv->cur_pio_stream = -1; 778 779 /* Ctrls */ 780 itv->speed = 1000; 781 782 /* VBI */ 783 itv->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; 784 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced; 785 786 /* Init the sg table for osd/yuv output */ 787 sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT); 788 789 /* OSD */ 790 itv->osd_global_alpha_state = 1; 791 itv->osd_global_alpha = 255; 792 793 /* YUV */ 794 atomic_set(&itv->yuv_info.next_dma_frame, -1); 795 itv->yuv_info.lace_mode = ivtv_yuv_mode; 796 itv->yuv_info.lace_threshold = ivtv_yuv_threshold; 797 itv->yuv_info.max_frames_buffered = 3; 798 itv->yuv_info.track_osd = 1; 799 return 0; 800 } 801 802 /* Second initialization part. Here the card type has been 803 autodetected. */ 804 static void ivtv_init_struct2(struct ivtv *itv) 805 { 806 int i; 807 808 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++) 809 if (itv->card->video_inputs[i].video_type == 0) 810 break; 811 itv->nof_inputs = i; 812 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++) 813 if (itv->card->audio_inputs[i].audio_type == 0) 814 break; 815 itv->nof_audio_inputs = i; 816 817 if (itv->card->hw_all & IVTV_HW_CX25840) { 818 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */ 819 } else { 820 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */ 821 } 822 823 /* Find tuner input */ 824 for (i = 0; i < itv->nof_inputs; i++) { 825 if (itv->card->video_inputs[i].video_type == 826 IVTV_CARD_INPUT_VID_TUNER) 827 break; 828 } 829 if (i >= itv->nof_inputs) 830 i = 0; 831 itv->active_input = i; 832 itv->audio_input = itv->card->video_inputs[i].audio_index; 833 } 834 835 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *pdev, 836 const struct pci_device_id *pci_id) 837 { 838 u16 cmd; 839 unsigned char pci_latency; 840 841 IVTV_DEBUG_INFO("Enabling pci device\n"); 842 843 if (pci_enable_device(pdev)) { 844 IVTV_ERR("Can't enable device!\n"); 845 return -EIO; 846 } 847 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { 848 IVTV_ERR("No suitable DMA available.\n"); 849 return -EIO; 850 } 851 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) { 852 IVTV_ERR("Cannot request encoder memory region.\n"); 853 return -EIO; 854 } 855 856 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET, 857 IVTV_REG_SIZE, "ivtv registers")) { 858 IVTV_ERR("Cannot request register memory region.\n"); 859 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 860 return -EIO; 861 } 862 863 if (itv->has_cx23415 && 864 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, 865 IVTV_DECODER_SIZE, "ivtv decoder")) { 866 IVTV_ERR("Cannot request decoder memory region.\n"); 867 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 868 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 869 return -EIO; 870 } 871 872 /* Check for bus mastering */ 873 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 874 if (!(cmd & PCI_COMMAND_MASTER)) { 875 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n"); 876 pci_set_master(pdev); 877 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 878 if (!(cmd & PCI_COMMAND_MASTER)) { 879 IVTV_ERR("Bus Mastering is not enabled\n"); 880 return -ENXIO; 881 } 882 } 883 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n"); 884 885 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 886 887 if (pci_latency < 64 && ivtv_pci_latency) { 888 IVTV_INFO("Unreasonably low latency timer, setting to 64 (was %d)\n", 889 pci_latency); 890 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 64); 891 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 892 } 893 /* This config space value relates to DMA latencies. The 894 default value 0x8080 is too low however and will lead 895 to DMA errors. 0xffff is the max value which solves 896 these problems. */ 897 pci_write_config_dword(pdev, 0x40, 0xffff); 898 899 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, irq: %d, latency: %d, memory: 0x%llx\n", 900 pdev->device, pdev->revision, pdev->bus->number, 901 PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn), 902 pdev->irq, pci_latency, (u64)itv->base_addr); 903 904 return 0; 905 } 906 907 static void ivtv_load_and_init_modules(struct ivtv *itv) 908 { 909 u32 hw = itv->card->hw_all; 910 unsigned i; 911 912 /* check which i2c devices are actually found */ 913 for (i = 0; i < 32; i++) { 914 u32 device = 1 << i; 915 916 if (!(device & hw)) 917 continue; 918 if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) { 919 /* GPIO and TVEEPROM do not use i2c probing */ 920 itv->hw_flags |= device; 921 continue; 922 } 923 if (ivtv_i2c_register(itv, i) == 0) 924 itv->hw_flags |= device; 925 } 926 927 /* probe for legacy IR controllers that aren't in card definitions */ 928 if ((itv->hw_flags & IVTV_HW_IR_ANY) == 0) 929 ivtv_i2c_new_ir_legacy(itv); 930 931 if (itv->card->hw_all & IVTV_HW_CX25840) 932 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_CX25840); 933 else if (itv->card->hw_all & IVTV_HW_SAA717X) 934 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA717X); 935 else if (itv->card->hw_all & IVTV_HW_SAA7114) 936 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7114); 937 else 938 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7115); 939 itv->sd_audio = ivtv_find_hw(itv, itv->card->hw_audio_ctrl); 940 itv->sd_muxer = ivtv_find_hw(itv, itv->card->hw_muxer); 941 942 hw = itv->hw_flags; 943 944 if (itv->card->type == IVTV_CARD_CX23416GYC) { 945 /* Several variations of this card exist, detect which card 946 type should be used. */ 947 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0) 948 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS); 949 else if ((hw & IVTV_HW_UPD64031A) == 0) 950 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR); 951 } 952 else if (itv->card->type == IVTV_CARD_GV_MVPRX || 953 itv->card->type == IVTV_CARD_GV_MVPRX2E) { 954 /* The crystal frequency of GVMVPRX is 24.576MHz */ 955 v4l2_subdev_call(itv->sd_video, video, s_crystal_freq, 956 SAA7115_FREQ_24_576_MHZ, SAA7115_FREQ_FL_UCGC); 957 } 958 959 if (hw & IVTV_HW_CX25840) { 960 itv->vbi.raw_decoder_line_size = 1444; 961 itv->vbi.raw_decoder_sav_odd_field = 0x20; 962 itv->vbi.raw_decoder_sav_even_field = 0x60; 963 itv->vbi.sliced_decoder_line_size = 272; 964 itv->vbi.sliced_decoder_sav_odd_field = 0xB0; 965 itv->vbi.sliced_decoder_sav_even_field = 0xF0; 966 } 967 968 if (hw & IVTV_HW_SAA711X) { 969 /* determine the exact saa711x model */ 970 itv->hw_flags &= ~IVTV_HW_SAA711X; 971 972 if (strstr(itv->sd_video->name, "saa7114")) { 973 itv->hw_flags |= IVTV_HW_SAA7114; 974 /* VBI is not yet supported by the saa7114 driver. */ 975 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE); 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 } 996 997 static int ivtv_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) 998 { 999 int retval = 0; 1000 int vbi_buf_size; 1001 struct ivtv *itv; 1002 1003 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC); 1004 if (itv == NULL) 1005 return -ENOMEM; 1006 itv->pdev = pdev; 1007 itv->instance = v4l2_device_set_name(&itv->v4l2_dev, "ivtv", 1008 &ivtv_instance); 1009 1010 retval = v4l2_device_register(&pdev->dev, &itv->v4l2_dev); 1011 if (retval) { 1012 kfree(itv); 1013 return retval; 1014 } 1015 IVTV_INFO("Initializing card %d\n", itv->instance); 1016 1017 ivtv_process_options(itv); 1018 if (itv->options.cardtype == -1) { 1019 retval = -ENODEV; 1020 goto err; 1021 } 1022 if (ivtv_init_struct1(itv)) { 1023 retval = -ENOMEM; 1024 goto err; 1025 } 1026 retval = cx2341x_handler_init(&itv->cxhdl, 50); 1027 if (retval) 1028 goto err; 1029 itv->v4l2_dev.ctrl_handler = &itv->cxhdl.hdl; 1030 itv->cxhdl.ops = &ivtv_cxhdl_ops; 1031 itv->cxhdl.priv = itv; 1032 itv->cxhdl.func = ivtv_api_func; 1033 1034 IVTV_DEBUG_INFO("base addr: 0x%llx\n", (u64)itv->base_addr); 1035 1036 /* PCI Device Setup */ 1037 retval = ivtv_setup_pci(itv, pdev, pci_id); 1038 if (retval == -EIO) 1039 goto free_worker; 1040 if (retval == -ENXIO) 1041 goto free_mem; 1042 1043 /* map io memory */ 1044 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1045 (u64)itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE); 1046 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET, 1047 IVTV_ENCODER_SIZE); 1048 if (!itv->enc_mem) { 1049 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 encoder memory\n"); 1050 IVTV_ERR("Each capture card with a CX23415/6 needs 8 MB of vmalloc address space for this window\n"); 1051 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1052 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1053 retval = -ENOMEM; 1054 goto free_mem; 1055 } 1056 1057 if (itv->has_cx23415) { 1058 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1059 (u64)itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1060 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET, 1061 IVTV_DECODER_SIZE); 1062 if (!itv->dec_mem) { 1063 IVTV_ERR("ioremap failed. Can't get a window into CX23415 decoder memory\n"); 1064 IVTV_ERR("Each capture card with a CX23415 needs 8 MB of vmalloc address space for this window\n"); 1065 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1066 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1067 retval = -ENOMEM; 1068 goto free_mem; 1069 } 1070 } 1071 else { 1072 itv->dec_mem = itv->enc_mem; 1073 } 1074 1075 /* map registers memory */ 1076 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1077 (u64)itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1078 itv->reg_mem = 1079 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1080 if (!itv->reg_mem) { 1081 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 register space\n"); 1082 IVTV_ERR("Each capture card with a CX23415/6 needs 64 kB of vmalloc address space for this window\n"); 1083 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1084 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1085 retval = -ENOMEM; 1086 goto free_io; 1087 } 1088 1089 retval = ivtv_gpio_init(itv); 1090 if (retval) 1091 goto free_io; 1092 1093 /* active i2c */ 1094 IVTV_DEBUG_INFO("activating i2c...\n"); 1095 if (init_ivtv_i2c(itv)) { 1096 IVTV_ERR("Could not initialize i2c\n"); 1097 goto free_io; 1098 } 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 if (itv->std & V4L2_STD_PAL) 1131 itv->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 1132 else if (itv->std & V4L2_STD_NTSC) 1133 itv->std = V4L2_STD_NTSC_M; 1134 else if (itv->std & V4L2_STD_SECAM) 1135 itv->std = V4L2_STD_SECAM_L; 1136 itv->options.tuner = itv->card->tuners[0].tuner; 1137 } 1138 if (itv->options.radio == -1) 1139 itv->options.radio = (itv->card->radio_input.audio_type != 0); 1140 1141 /* The card is now fully identified, continue with card-specific 1142 initialization. */ 1143 ivtv_init_struct2(itv); 1144 1145 ivtv_load_and_init_modules(itv); 1146 1147 if (itv->std & V4L2_STD_525_60) { 1148 itv->is_60hz = 1; 1149 itv->is_out_60hz = 1; 1150 } else { 1151 itv->is_50hz = 1; 1152 itv->is_out_50hz = 1; 1153 } 1154 1155 itv->yuv_info.osd_full_w = 720; 1156 itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480; 1157 itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w; 1158 itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h; 1159 1160 cx2341x_handler_set_50hz(&itv->cxhdl, itv->is_50hz); 1161 1162 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000; 1163 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200; 1164 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000; 1165 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = 0x10000; 1166 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = 0x08000; 1167 1168 /* Setup VBI Raw Size. Should be big enough to hold PAL. 1169 It is possible to switch between PAL and NTSC, so we need to 1170 take the largest size here. */ 1171 /* 1456 is multiple of 16, real size = 1444 */ 1172 itv->vbi.raw_size = 1456; 1173 /* We use a buffer size of 1/2 of the total size needed for a 1174 frame. This is actually very useful, since we now receive 1175 a field at a time and that makes 'compressing' the raw data 1176 down to size by stripping off the SAV codes a lot easier. 1177 Note: having two different buffer sizes prevents standard 1178 switching on the fly. We need to find a better solution... */ 1179 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2; 1180 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size; 1181 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36; 1182 1183 if (itv->options.radio > 0) 1184 itv->v4l2_cap |= V4L2_CAP_RADIO; 1185 1186 if (itv->options.tuner > -1) { 1187 struct tuner_setup setup; 1188 1189 setup.addr = ADDR_UNSET; 1190 setup.type = itv->options.tuner; 1191 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ 1192 if (itv->options.radio > 0) 1193 setup.mode_mask |= T_RADIO; 1194 setup.tuner_callback = (setup.type == TUNER_XC2028) ? 1195 ivtv_reset_tuner_gpio : NULL; 1196 ivtv_call_all(itv, tuner, s_type_addr, &setup); 1197 if (setup.type == TUNER_XC2028) { 1198 static struct xc2028_ctrl ctrl = { 1199 .fname = XC2028_DEFAULT_FIRMWARE, 1200 .max_len = 64, 1201 }; 1202 struct v4l2_priv_tun_config cfg = { 1203 .tuner = itv->options.tuner, 1204 .priv = &ctrl, 1205 }; 1206 ivtv_call_all(itv, tuner, s_config, &cfg); 1207 } 1208 } 1209 1210 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) 1211 are not. */ 1212 itv->tuner_std = itv->std; 1213 1214 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1215 struct v4l2_ctrl_handler *hdl = itv->v4l2_dev.ctrl_handler; 1216 1217 itv->ctrl_pts = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1218 V4L2_CID_MPEG_VIDEO_DEC_PTS, 0, 0, 0, 0); 1219 itv->ctrl_frame = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1220 V4L2_CID_MPEG_VIDEO_DEC_FRAME, 0, 0, 0, 0); 1221 /* Note: V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO is not supported, 1222 mask that menu item. */ 1223 itv->ctrl_audio_playback = 1224 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1225 V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK, 1226 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1227 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1228 V4L2_MPEG_AUDIO_DEC_PLAYBACK_STEREO); 1229 itv->ctrl_audio_multilingual_playback = 1230 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1231 V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK, 1232 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1233 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1234 V4L2_MPEG_AUDIO_DEC_PLAYBACK_LEFT); 1235 if (hdl->error) { 1236 retval = hdl->error; 1237 goto free_i2c; 1238 } 1239 v4l2_ctrl_cluster(2, &itv->ctrl_pts); 1240 v4l2_ctrl_cluster(2, &itv->ctrl_audio_playback); 1241 ivtv_call_all(itv, video, s_std_output, itv->std); 1242 /* Turn off the output signal. The mpeg decoder is not yet 1243 active so without this you would get a green image until the 1244 mpeg decoder becomes active. */ 1245 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1246 } 1247 1248 /* clear interrupt mask, effectively disabling interrupts */ 1249 ivtv_set_irq_mask(itv, 0xffffffff); 1250 1251 /* Register IRQ */ 1252 retval = request_irq(itv->pdev->irq, ivtv_irq_handler, 1253 IRQF_SHARED, itv->v4l2_dev.name, (void *)itv); 1254 if (retval) { 1255 IVTV_ERR("Failed to register irq %d\n", retval); 1256 goto free_i2c; 1257 } 1258 1259 retval = ivtv_streams_setup(itv); 1260 if (retval) { 1261 IVTV_ERR("Error %d setting up streams\n", retval); 1262 goto free_irq; 1263 } 1264 retval = ivtv_streams_register(itv); 1265 if (retval) { 1266 IVTV_ERR("Error %d registering devices\n", retval); 1267 goto free_streams; 1268 } 1269 IVTV_INFO("Initialized card: %s\n", itv->card_name); 1270 1271 /* Load ivtv submodules (ivtv-alsa) */ 1272 request_modules(itv); 1273 return 0; 1274 1275 free_streams: 1276 ivtv_streams_cleanup(itv); 1277 free_irq: 1278 free_irq(itv->pdev->irq, (void *)itv); 1279 free_i2c: 1280 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1281 exit_ivtv_i2c(itv); 1282 free_io: 1283 ivtv_iounmap(itv); 1284 free_mem: 1285 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1286 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1287 if (itv->has_cx23415) 1288 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1289 free_worker: 1290 kthread_stop(itv->irq_worker_task); 1291 err: 1292 if (retval == 0) 1293 retval = -ENODEV; 1294 IVTV_ERR("Error %d on initialization\n", retval); 1295 1296 v4l2_device_unregister(&itv->v4l2_dev); 1297 kfree(itv); 1298 return retval; 1299 } 1300 1301 int ivtv_init_on_first_open(struct ivtv *itv) 1302 { 1303 struct v4l2_frequency vf; 1304 /* Needed to call ioctls later */ 1305 struct ivtv_open_id fh; 1306 int fw_retry_count = 3; 1307 int video_input; 1308 1309 fh.itv = itv; 1310 fh.type = IVTV_ENC_STREAM_TYPE_MPG; 1311 1312 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags)) 1313 return -ENXIO; 1314 1315 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags)) 1316 return 0; 1317 1318 while (--fw_retry_count > 0) { 1319 /* load firmware */ 1320 if (ivtv_firmware_init(itv) == 0) 1321 break; 1322 if (fw_retry_count > 1) 1323 IVTV_WARN("Retry loading firmware\n"); 1324 } 1325 1326 if (fw_retry_count == 0) { 1327 set_bit(IVTV_F_I_FAILED, &itv->i_flags); 1328 return -ENXIO; 1329 } 1330 1331 /* Try and get firmware versions */ 1332 IVTV_DEBUG_INFO("Getting firmware version..\n"); 1333 ivtv_firmware_versions(itv); 1334 1335 if (itv->card->hw_all & IVTV_HW_CX25840) 1336 v4l2_subdev_call(itv->sd_video, core, load_fw); 1337 1338 vf.tuner = 0; 1339 vf.type = V4L2_TUNER_ANALOG_TV; 1340 vf.frequency = 6400; /* the tuner 'baseline' frequency */ 1341 1342 /* Set initial frequency. For PAL/SECAM broadcasts no 1343 'default' channel exists AFAIK. */ 1344 if (itv->std == V4L2_STD_NTSC_M_JP) { 1345 vf.frequency = 1460; /* ch. 1 91250*16/1000 */ 1346 } 1347 else if (itv->std & V4L2_STD_NTSC_M) { 1348 vf.frequency = 1076; /* ch. 4 67250*16/1000 */ 1349 } 1350 1351 video_input = itv->active_input; 1352 itv->active_input++; /* Force update of input */ 1353 ivtv_s_input(NULL, &fh, video_input); 1354 1355 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code 1356 in one place. */ 1357 itv->std++; /* Force full standard initialization */ 1358 itv->std_out = itv->std; 1359 ivtv_s_frequency(NULL, &fh, &vf); 1360 1361 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) { 1362 /* Turn on the TV-out: ivtv_init_mpeg_decoder() initializes 1363 the mpeg decoder so now the saa7127 receives a proper 1364 signal. */ 1365 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1); 1366 ivtv_init_mpeg_decoder(itv); 1367 } 1368 1369 /* On a cx23416 this seems to be able to enable DMA to the chip? */ 1370 if (!itv->has_cx23415) 1371 write_reg_sync(0x03, IVTV_REG_DMACONTROL); 1372 1373 ivtv_s_std_enc(itv, itv->tuner_std); 1374 1375 /* Default interrupts enabled. For the PVR350 this includes the 1376 decoder VSYNC interrupt, which is always on. It is not only used 1377 during decoding but also by the OSD. 1378 Some old PVR250 cards had a cx23415, so testing for that is too 1379 general. Instead test if the card has video output capability. */ 1380 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1381 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC); 1382 ivtv_set_osd_alpha(itv); 1383 ivtv_s_std_dec(itv, itv->tuner_std); 1384 } else { 1385 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT); 1386 } 1387 1388 /* Setup initial controls */ 1389 cx2341x_handler_setup(&itv->cxhdl); 1390 return 0; 1391 } 1392 1393 static void ivtv_remove(struct pci_dev *pdev) 1394 { 1395 struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev); 1396 struct ivtv *itv = to_ivtv(v4l2_dev); 1397 int i; 1398 1399 IVTV_DEBUG_INFO("Removing card\n"); 1400 1401 flush_request_modules(itv); 1402 1403 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) { 1404 /* Stop all captures */ 1405 IVTV_DEBUG_INFO("Stopping all streams\n"); 1406 if (atomic_read(&itv->capturing) > 0) 1407 ivtv_stop_all_captures(itv); 1408 1409 /* Stop all decoding */ 1410 IVTV_DEBUG_INFO("Stopping decoding\n"); 1411 1412 /* Turn off the TV-out */ 1413 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) 1414 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1415 if (atomic_read(&itv->decoding) > 0) { 1416 int type; 1417 1418 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) 1419 type = IVTV_DEC_STREAM_TYPE_YUV; 1420 else 1421 type = IVTV_DEC_STREAM_TYPE_MPG; 1422 ivtv_stop_v4l2_decode_stream(&itv->streams[type], 1423 V4L2_DEC_CMD_STOP_TO_BLACK | V4L2_DEC_CMD_STOP_IMMEDIATELY, 0); 1424 } 1425 ivtv_halt_firmware(itv); 1426 } 1427 1428 /* Interrupts */ 1429 ivtv_set_irq_mask(itv, 0xffffffff); 1430 del_timer_sync(&itv->dma_timer); 1431 1432 /* Kill irq worker */ 1433 kthread_flush_worker(&itv->irq_worker); 1434 kthread_stop(itv->irq_worker_task); 1435 1436 ivtv_streams_cleanup(itv); 1437 ivtv_udma_free(itv); 1438 1439 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1440 1441 exit_ivtv_i2c(itv); 1442 1443 free_irq(itv->pdev->irq, (void *)itv); 1444 ivtv_iounmap(itv); 1445 1446 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1447 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1448 if (itv->has_cx23415) 1449 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1450 1451 pci_disable_device(itv->pdev); 1452 for (i = 0; i < IVTV_VBI_FRAMES; i++) 1453 kfree(itv->vbi.sliced_mpeg_data[i]); 1454 1455 pr_info("Removed %s\n", itv->card_name); 1456 1457 v4l2_device_unregister(&itv->v4l2_dev); 1458 kfree(itv); 1459 } 1460 1461 /* define a pci_driver for card detection */ 1462 static struct pci_driver ivtv_pci_driver = { 1463 .name = "ivtv", 1464 .id_table = ivtv_pci_tbl, 1465 .probe = ivtv_probe, 1466 .remove = ivtv_remove, 1467 }; 1468 1469 static int __init module_start(void) 1470 { 1471 pr_info("Start initialization, version %s\n", IVTV_VERSION); 1472 1473 /* Validate parameters */ 1474 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) { 1475 pr_err("Exiting, ivtv_first_minor must be between 0 and %d\n", 1476 IVTV_MAX_CARDS - 1); 1477 return -1; 1478 } 1479 1480 if (ivtv_debug < 0 || ivtv_debug > 2047) { 1481 ivtv_debug = 0; 1482 pr_info("Debug value must be >= 0 and <= 2047\n"); 1483 } 1484 1485 if (pci_register_driver(&ivtv_pci_driver)) { 1486 pr_err("Error detecting PCI card\n"); 1487 return -ENODEV; 1488 } 1489 pr_info("End initialization\n"); 1490 return 0; 1491 } 1492 1493 static void __exit module_cleanup(void) 1494 { 1495 pci_unregister_driver(&ivtv_pci_driver); 1496 } 1497 1498 /* Note: These symbols are exported because they are used by the ivtvfb 1499 framebuffer module and an infrared module for the IR-blaster. */ 1500 EXPORT_SYMBOL(ivtv_set_irq_mask); 1501 EXPORT_SYMBOL(ivtv_api); 1502 EXPORT_SYMBOL(ivtv_vapi); 1503 EXPORT_SYMBOL(ivtv_vapi_result); 1504 EXPORT_SYMBOL(ivtv_clear_irq_mask); 1505 EXPORT_SYMBOL(ivtv_debug); 1506 #ifdef CONFIG_VIDEO_ADV_DEBUG 1507 EXPORT_SYMBOL(ivtv_fw_debug); 1508 #endif 1509 EXPORT_SYMBOL(ivtv_reset_ir_gpio); 1510 EXPORT_SYMBOL(ivtv_udma_setup); 1511 EXPORT_SYMBOL(ivtv_udma_unmap); 1512 EXPORT_SYMBOL(ivtv_udma_alloc); 1513 EXPORT_SYMBOL(ivtv_udma_prepare); 1514 EXPORT_SYMBOL(ivtv_init_on_first_open); 1515 EXPORT_SYMBOL(ivtv_firmware_check); 1516 1517 module_init(module_start); 1518 module_exit(module_cleanup); 1519