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(&itv->i2c_client, 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 init_timer(&itv->dma_timer); 774 itv->dma_timer.function = ivtv_unfinished_dma; 775 itv->dma_timer.data = (unsigned long)itv; 776 777 itv->cur_dma_stream = -1; 778 itv->cur_pio_stream = -1; 779 780 /* Ctrls */ 781 itv->speed = 1000; 782 783 /* VBI */ 784 itv->vbi.in.type = V4L2_BUF_TYPE_VBI_CAPTURE; 785 itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced; 786 787 /* Init the sg table for osd/yuv output */ 788 sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT); 789 790 /* OSD */ 791 itv->osd_global_alpha_state = 1; 792 itv->osd_global_alpha = 255; 793 794 /* YUV */ 795 atomic_set(&itv->yuv_info.next_dma_frame, -1); 796 itv->yuv_info.lace_mode = ivtv_yuv_mode; 797 itv->yuv_info.lace_threshold = ivtv_yuv_threshold; 798 itv->yuv_info.max_frames_buffered = 3; 799 itv->yuv_info.track_osd = 1; 800 return 0; 801 } 802 803 /* Second initialization part. Here the card type has been 804 autodetected. */ 805 static void ivtv_init_struct2(struct ivtv *itv) 806 { 807 int i; 808 809 for (i = 0; i < IVTV_CARD_MAX_VIDEO_INPUTS; i++) 810 if (itv->card->video_inputs[i].video_type == 0) 811 break; 812 itv->nof_inputs = i; 813 for (i = 0; i < IVTV_CARD_MAX_AUDIO_INPUTS; i++) 814 if (itv->card->audio_inputs[i].audio_type == 0) 815 break; 816 itv->nof_audio_inputs = i; 817 818 if (itv->card->hw_all & IVTV_HW_CX25840) { 819 itv->vbi.sliced_size = 288; /* multiple of 16, real size = 284 */ 820 } else { 821 itv->vbi.sliced_size = 64; /* multiple of 16, real size = 52 */ 822 } 823 824 /* Find tuner input */ 825 for (i = 0; i < itv->nof_inputs; i++) { 826 if (itv->card->video_inputs[i].video_type == 827 IVTV_CARD_INPUT_VID_TUNER) 828 break; 829 } 830 if (i >= itv->nof_inputs) 831 i = 0; 832 itv->active_input = i; 833 itv->audio_input = itv->card->video_inputs[i].audio_index; 834 } 835 836 static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *pdev, 837 const struct pci_device_id *pci_id) 838 { 839 u16 cmd; 840 unsigned char pci_latency; 841 842 IVTV_DEBUG_INFO("Enabling pci device\n"); 843 844 if (pci_enable_device(pdev)) { 845 IVTV_ERR("Can't enable device!\n"); 846 return -EIO; 847 } 848 if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) { 849 IVTV_ERR("No suitable DMA available.\n"); 850 return -EIO; 851 } 852 if (!request_mem_region(itv->base_addr, IVTV_ENCODER_SIZE, "ivtv encoder")) { 853 IVTV_ERR("Cannot request encoder memory region.\n"); 854 return -EIO; 855 } 856 857 if (!request_mem_region(itv->base_addr + IVTV_REG_OFFSET, 858 IVTV_REG_SIZE, "ivtv registers")) { 859 IVTV_ERR("Cannot request register memory region.\n"); 860 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 861 return -EIO; 862 } 863 864 if (itv->has_cx23415 && 865 !request_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, 866 IVTV_DECODER_SIZE, "ivtv decoder")) { 867 IVTV_ERR("Cannot request decoder memory region.\n"); 868 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 869 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 870 return -EIO; 871 } 872 873 /* Check for bus mastering */ 874 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 875 if (!(cmd & PCI_COMMAND_MASTER)) { 876 IVTV_DEBUG_INFO("Attempting to enable Bus Mastering\n"); 877 pci_set_master(pdev); 878 pci_read_config_word(pdev, PCI_COMMAND, &cmd); 879 if (!(cmd & PCI_COMMAND_MASTER)) { 880 IVTV_ERR("Bus Mastering is not enabled\n"); 881 return -ENXIO; 882 } 883 } 884 IVTV_DEBUG_INFO("Bus Mastering Enabled.\n"); 885 886 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 887 888 if (pci_latency < 64 && ivtv_pci_latency) { 889 IVTV_INFO("Unreasonably low latency timer, setting to 64 (was %d)\n", 890 pci_latency); 891 pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 64); 892 pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &pci_latency); 893 } 894 /* This config space value relates to DMA latencies. The 895 default value 0x8080 is too low however and will lead 896 to DMA errors. 0xffff is the max value which solves 897 these problems. */ 898 pci_write_config_dword(pdev, 0x40, 0xffff); 899 900 IVTV_DEBUG_INFO("%d (rev %d) at %02x:%02x.%x, irq: %d, latency: %d, memory: 0x%llx\n", 901 pdev->device, pdev->revision, pdev->bus->number, 902 PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn), 903 pdev->irq, pci_latency, (u64)itv->base_addr); 904 905 return 0; 906 } 907 908 static void ivtv_load_and_init_modules(struct ivtv *itv) 909 { 910 u32 hw = itv->card->hw_all; 911 unsigned i; 912 913 /* check which i2c devices are actually found */ 914 for (i = 0; i < 32; i++) { 915 u32 device = 1 << i; 916 917 if (!(device & hw)) 918 continue; 919 if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) { 920 /* GPIO and TVEEPROM do not use i2c probing */ 921 itv->hw_flags |= device; 922 continue; 923 } 924 if (ivtv_i2c_register(itv, i) == 0) 925 itv->hw_flags |= device; 926 } 927 928 /* probe for legacy IR controllers that aren't in card definitions */ 929 if ((itv->hw_flags & IVTV_HW_IR_ANY) == 0) 930 ivtv_i2c_new_ir_legacy(itv); 931 932 if (itv->card->hw_all & IVTV_HW_CX25840) 933 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_CX25840); 934 else if (itv->card->hw_all & IVTV_HW_SAA717X) 935 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA717X); 936 else if (itv->card->hw_all & IVTV_HW_SAA7114) 937 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7114); 938 else 939 itv->sd_video = ivtv_find_hw(itv, IVTV_HW_SAA7115); 940 itv->sd_audio = ivtv_find_hw(itv, itv->card->hw_audio_ctrl); 941 itv->sd_muxer = ivtv_find_hw(itv, itv->card->hw_muxer); 942 943 hw = itv->hw_flags; 944 945 if (itv->card->type == IVTV_CARD_CX23416GYC) { 946 /* Several variations of this card exist, detect which card 947 type should be used. */ 948 if ((hw & (IVTV_HW_UPD64031A | IVTV_HW_UPD6408X)) == 0) 949 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGRYCS); 950 else if ((hw & IVTV_HW_UPD64031A) == 0) 951 itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR); 952 } 953 else if (itv->card->type == IVTV_CARD_GV_MVPRX || 954 itv->card->type == IVTV_CARD_GV_MVPRX2E) { 955 /* The crystal frequency of GVMVPRX is 24.576MHz */ 956 v4l2_subdev_call(itv->sd_video, video, s_crystal_freq, 957 SAA7115_FREQ_24_576_MHZ, SAA7115_FREQ_FL_UCGC); 958 } 959 960 if (hw & IVTV_HW_CX25840) { 961 itv->vbi.raw_decoder_line_size = 1444; 962 itv->vbi.raw_decoder_sav_odd_field = 0x20; 963 itv->vbi.raw_decoder_sav_even_field = 0x60; 964 itv->vbi.sliced_decoder_line_size = 272; 965 itv->vbi.sliced_decoder_sav_odd_field = 0xB0; 966 itv->vbi.sliced_decoder_sav_even_field = 0xF0; 967 } 968 969 if (hw & IVTV_HW_SAA711X) { 970 /* determine the exact saa711x model */ 971 itv->hw_flags &= ~IVTV_HW_SAA711X; 972 973 if (strstr(itv->sd_video->name, "saa7114")) { 974 itv->hw_flags |= IVTV_HW_SAA7114; 975 /* VBI is not yet supported by the saa7114 driver. */ 976 itv->v4l2_cap &= ~(V4L2_CAP_SLICED_VBI_CAPTURE|V4L2_CAP_VBI_CAPTURE); 977 } else { 978 itv->hw_flags |= IVTV_HW_SAA7115; 979 } 980 itv->vbi.raw_decoder_line_size = 1443; 981 itv->vbi.raw_decoder_sav_odd_field = 0x25; 982 itv->vbi.raw_decoder_sav_even_field = 0x62; 983 itv->vbi.sliced_decoder_line_size = 51; 984 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 985 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 986 } 987 988 if (hw & IVTV_HW_SAA717X) { 989 itv->vbi.raw_decoder_line_size = 1443; 990 itv->vbi.raw_decoder_sav_odd_field = 0x25; 991 itv->vbi.raw_decoder_sav_even_field = 0x62; 992 itv->vbi.sliced_decoder_line_size = 51; 993 itv->vbi.sliced_decoder_sav_odd_field = 0xAB; 994 itv->vbi.sliced_decoder_sav_even_field = 0xEC; 995 } 996 } 997 998 static int ivtv_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) 999 { 1000 int retval = 0; 1001 int vbi_buf_size; 1002 struct ivtv *itv; 1003 1004 itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC); 1005 if (itv == NULL) 1006 return -ENOMEM; 1007 itv->pdev = pdev; 1008 itv->instance = v4l2_device_set_name(&itv->v4l2_dev, "ivtv", 1009 &ivtv_instance); 1010 1011 retval = v4l2_device_register(&pdev->dev, &itv->v4l2_dev); 1012 if (retval) { 1013 kfree(itv); 1014 return retval; 1015 } 1016 IVTV_INFO("Initializing card %d\n", itv->instance); 1017 1018 ivtv_process_options(itv); 1019 if (itv->options.cardtype == -1) { 1020 retval = -ENODEV; 1021 goto err; 1022 } 1023 if (ivtv_init_struct1(itv)) { 1024 retval = -ENOMEM; 1025 goto err; 1026 } 1027 retval = cx2341x_handler_init(&itv->cxhdl, 50); 1028 if (retval) 1029 goto err; 1030 itv->v4l2_dev.ctrl_handler = &itv->cxhdl.hdl; 1031 itv->cxhdl.ops = &ivtv_cxhdl_ops; 1032 itv->cxhdl.priv = itv; 1033 itv->cxhdl.func = ivtv_api_func; 1034 1035 IVTV_DEBUG_INFO("base addr: 0x%llx\n", (u64)itv->base_addr); 1036 1037 /* PCI Device Setup */ 1038 retval = ivtv_setup_pci(itv, pdev, pci_id); 1039 if (retval == -EIO) 1040 goto free_worker; 1041 if (retval == -ENXIO) 1042 goto free_mem; 1043 1044 /* map io memory */ 1045 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1046 (u64)itv->base_addr + IVTV_ENCODER_OFFSET, IVTV_ENCODER_SIZE); 1047 itv->enc_mem = ioremap_nocache(itv->base_addr + IVTV_ENCODER_OFFSET, 1048 IVTV_ENCODER_SIZE); 1049 if (!itv->enc_mem) { 1050 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 encoder memory\n"); 1051 IVTV_ERR("Each capture card with a CX23415/6 needs 8 MB of vmalloc address space for this window\n"); 1052 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1053 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1054 retval = -ENOMEM; 1055 goto free_mem; 1056 } 1057 1058 if (itv->has_cx23415) { 1059 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1060 (u64)itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1061 itv->dec_mem = ioremap_nocache(itv->base_addr + IVTV_DECODER_OFFSET, 1062 IVTV_DECODER_SIZE); 1063 if (!itv->dec_mem) { 1064 IVTV_ERR("ioremap failed. Can't get a window into CX23415 decoder memory\n"); 1065 IVTV_ERR("Each capture card with a CX23415 needs 8 MB of vmalloc address space for this window\n"); 1066 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1067 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1068 retval = -ENOMEM; 1069 goto free_mem; 1070 } 1071 } 1072 else { 1073 itv->dec_mem = itv->enc_mem; 1074 } 1075 1076 /* map registers memory */ 1077 IVTV_DEBUG_INFO("attempting ioremap at 0x%llx len 0x%08x\n", 1078 (u64)itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1079 itv->reg_mem = 1080 ioremap_nocache(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1081 if (!itv->reg_mem) { 1082 IVTV_ERR("ioremap failed. Can't get a window into CX23415/6 register space\n"); 1083 IVTV_ERR("Each capture card with a CX23415/6 needs 64 kB of vmalloc address space for this window\n"); 1084 IVTV_ERR("Check the output of 'grep Vmalloc /proc/meminfo'\n"); 1085 IVTV_ERR("Use the vmalloc= kernel command line option to set VmallocTotal to a larger value\n"); 1086 retval = -ENOMEM; 1087 goto free_io; 1088 } 1089 1090 retval = ivtv_gpio_init(itv); 1091 if (retval) 1092 goto free_io; 1093 1094 /* active i2c */ 1095 IVTV_DEBUG_INFO("activating i2c...\n"); 1096 if (init_ivtv_i2c(itv)) { 1097 IVTV_ERR("Could not initialize i2c\n"); 1098 goto free_io; 1099 } 1100 1101 if (itv->card->hw_all & IVTV_HW_TVEEPROM) { 1102 /* Based on the model number the cardtype may be changed. 1103 The PCI IDs are not always reliable. */ 1104 ivtv_process_eeprom(itv); 1105 } 1106 if (itv->card->comment) 1107 IVTV_INFO("%s", itv->card->comment); 1108 if (itv->card->v4l2_capabilities == 0) { 1109 /* card was detected but is not supported */ 1110 retval = -ENODEV; 1111 goto free_i2c; 1112 } 1113 1114 if (itv->std == 0) { 1115 itv->std = V4L2_STD_NTSC_M; 1116 } 1117 1118 if (itv->options.tuner == -1) { 1119 int i; 1120 1121 for (i = 0; i < IVTV_CARD_MAX_TUNERS; i++) { 1122 if ((itv->std & itv->card->tuners[i].std) == 0) 1123 continue; 1124 itv->options.tuner = itv->card->tuners[i].tuner; 1125 break; 1126 } 1127 } 1128 /* if no tuner was found, then pick the first tuner in the card list */ 1129 if (itv->options.tuner == -1 && itv->card->tuners[0].std) { 1130 itv->std = itv->card->tuners[0].std; 1131 if (itv->std & V4L2_STD_PAL) 1132 itv->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H; 1133 else if (itv->std & V4L2_STD_NTSC) 1134 itv->std = V4L2_STD_NTSC_M; 1135 else if (itv->std & V4L2_STD_SECAM) 1136 itv->std = V4L2_STD_SECAM_L; 1137 itv->options.tuner = itv->card->tuners[0].tuner; 1138 } 1139 if (itv->options.radio == -1) 1140 itv->options.radio = (itv->card->radio_input.audio_type != 0); 1141 1142 /* The card is now fully identified, continue with card-specific 1143 initialization. */ 1144 ivtv_init_struct2(itv); 1145 1146 ivtv_load_and_init_modules(itv); 1147 1148 if (itv->std & V4L2_STD_525_60) { 1149 itv->is_60hz = 1; 1150 itv->is_out_60hz = 1; 1151 } else { 1152 itv->is_50hz = 1; 1153 itv->is_out_50hz = 1; 1154 } 1155 1156 itv->yuv_info.osd_full_w = 720; 1157 itv->yuv_info.osd_full_h = itv->is_out_50hz ? 576 : 480; 1158 itv->yuv_info.v4l2_src_w = itv->yuv_info.osd_full_w; 1159 itv->yuv_info.v4l2_src_h = itv->yuv_info.osd_full_h; 1160 1161 cx2341x_handler_set_50hz(&itv->cxhdl, itv->is_50hz); 1162 1163 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_MPG] = 0x08000; 1164 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_PCM] = 0x01200; 1165 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_MPG] = 0x10000; 1166 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_YUV] = 0x10000; 1167 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_YUV] = 0x08000; 1168 1169 /* Setup VBI Raw Size. Should be big enough to hold PAL. 1170 It is possible to switch between PAL and NTSC, so we need to 1171 take the largest size here. */ 1172 /* 1456 is multiple of 16, real size = 1444 */ 1173 itv->vbi.raw_size = 1456; 1174 /* We use a buffer size of 1/2 of the total size needed for a 1175 frame. This is actually very useful, since we now receive 1176 a field at a time and that makes 'compressing' the raw data 1177 down to size by stripping off the SAV codes a lot easier. 1178 Note: having two different buffer sizes prevents standard 1179 switching on the fly. We need to find a better solution... */ 1180 vbi_buf_size = itv->vbi.raw_size * (itv->is_60hz ? 24 : 36) / 2; 1181 itv->stream_buf_size[IVTV_ENC_STREAM_TYPE_VBI] = vbi_buf_size; 1182 itv->stream_buf_size[IVTV_DEC_STREAM_TYPE_VBI] = sizeof(struct v4l2_sliced_vbi_data) * 36; 1183 1184 if (itv->options.radio > 0) 1185 itv->v4l2_cap |= V4L2_CAP_RADIO; 1186 1187 if (itv->options.tuner > -1) { 1188 struct tuner_setup setup; 1189 1190 setup.addr = ADDR_UNSET; 1191 setup.type = itv->options.tuner; 1192 setup.mode_mask = T_ANALOG_TV; /* matches TV tuners */ 1193 if (itv->options.radio > 0) 1194 setup.mode_mask |= T_RADIO; 1195 setup.tuner_callback = (setup.type == TUNER_XC2028) ? 1196 ivtv_reset_tuner_gpio : NULL; 1197 ivtv_call_all(itv, tuner, s_type_addr, &setup); 1198 if (setup.type == TUNER_XC2028) { 1199 static struct xc2028_ctrl ctrl = { 1200 .fname = XC2028_DEFAULT_FIRMWARE, 1201 .max_len = 64, 1202 }; 1203 struct v4l2_priv_tun_config cfg = { 1204 .tuner = itv->options.tuner, 1205 .priv = &ctrl, 1206 }; 1207 ivtv_call_all(itv, tuner, s_config, &cfg); 1208 } 1209 } 1210 1211 /* The tuner is fixed to the standard. The other inputs (e.g. S-Video) 1212 are not. */ 1213 itv->tuner_std = itv->std; 1214 1215 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1216 struct v4l2_ctrl_handler *hdl = itv->v4l2_dev.ctrl_handler; 1217 1218 itv->ctrl_pts = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1219 V4L2_CID_MPEG_VIDEO_DEC_PTS, 0, 0, 0, 0); 1220 itv->ctrl_frame = v4l2_ctrl_new_std(hdl, &ivtv_hdl_out_ops, 1221 V4L2_CID_MPEG_VIDEO_DEC_FRAME, 0, 0, 0, 0); 1222 /* Note: V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO is not supported, 1223 mask that menu item. */ 1224 itv->ctrl_audio_playback = 1225 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1226 V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK, 1227 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1228 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1229 V4L2_MPEG_AUDIO_DEC_PLAYBACK_STEREO); 1230 itv->ctrl_audio_multilingual_playback = 1231 v4l2_ctrl_new_std_menu(hdl, &ivtv_hdl_out_ops, 1232 V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK, 1233 V4L2_MPEG_AUDIO_DEC_PLAYBACK_SWAPPED_STEREO, 1234 1 << V4L2_MPEG_AUDIO_DEC_PLAYBACK_AUTO, 1235 V4L2_MPEG_AUDIO_DEC_PLAYBACK_LEFT); 1236 if (hdl->error) { 1237 retval = hdl->error; 1238 goto free_i2c; 1239 } 1240 v4l2_ctrl_cluster(2, &itv->ctrl_pts); 1241 v4l2_ctrl_cluster(2, &itv->ctrl_audio_playback); 1242 ivtv_call_all(itv, video, s_std_output, itv->std); 1243 /* Turn off the output signal. The mpeg decoder is not yet 1244 active so without this you would get a green image until the 1245 mpeg decoder becomes active. */ 1246 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1247 } 1248 1249 /* clear interrupt mask, effectively disabling interrupts */ 1250 ivtv_set_irq_mask(itv, 0xffffffff); 1251 1252 /* Register IRQ */ 1253 retval = request_irq(itv->pdev->irq, ivtv_irq_handler, 1254 IRQF_SHARED, itv->v4l2_dev.name, (void *)itv); 1255 if (retval) { 1256 IVTV_ERR("Failed to register irq %d\n", retval); 1257 goto free_i2c; 1258 } 1259 1260 retval = ivtv_streams_setup(itv); 1261 if (retval) { 1262 IVTV_ERR("Error %d setting up streams\n", retval); 1263 goto free_irq; 1264 } 1265 retval = ivtv_streams_register(itv); 1266 if (retval) { 1267 IVTV_ERR("Error %d registering devices\n", retval); 1268 goto free_streams; 1269 } 1270 IVTV_INFO("Initialized card: %s\n", itv->card_name); 1271 1272 /* Load ivtv submodules (ivtv-alsa) */ 1273 request_modules(itv); 1274 return 0; 1275 1276 free_streams: 1277 ivtv_streams_cleanup(itv); 1278 free_irq: 1279 free_irq(itv->pdev->irq, (void *)itv); 1280 free_i2c: 1281 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1282 exit_ivtv_i2c(itv); 1283 free_io: 1284 ivtv_iounmap(itv); 1285 free_mem: 1286 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1287 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1288 if (itv->has_cx23415) 1289 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1290 free_worker: 1291 kthread_stop(itv->irq_worker_task); 1292 err: 1293 if (retval == 0) 1294 retval = -ENODEV; 1295 IVTV_ERR("Error %d on initialization\n", retval); 1296 1297 v4l2_device_unregister(&itv->v4l2_dev); 1298 kfree(itv); 1299 return retval; 1300 } 1301 1302 int ivtv_init_on_first_open(struct ivtv *itv) 1303 { 1304 struct v4l2_frequency vf; 1305 /* Needed to call ioctls later */ 1306 struct ivtv_open_id fh; 1307 int fw_retry_count = 3; 1308 int video_input; 1309 1310 fh.itv = itv; 1311 fh.type = IVTV_ENC_STREAM_TYPE_MPG; 1312 1313 if (test_bit(IVTV_F_I_FAILED, &itv->i_flags)) 1314 return -ENXIO; 1315 1316 if (test_and_set_bit(IVTV_F_I_INITED, &itv->i_flags)) 1317 return 0; 1318 1319 while (--fw_retry_count > 0) { 1320 /* load firmware */ 1321 if (ivtv_firmware_init(itv) == 0) 1322 break; 1323 if (fw_retry_count > 1) 1324 IVTV_WARN("Retry loading firmware\n"); 1325 } 1326 1327 if (fw_retry_count == 0) { 1328 set_bit(IVTV_F_I_FAILED, &itv->i_flags); 1329 return -ENXIO; 1330 } 1331 1332 /* Try and get firmware versions */ 1333 IVTV_DEBUG_INFO("Getting firmware version..\n"); 1334 ivtv_firmware_versions(itv); 1335 1336 if (itv->card->hw_all & IVTV_HW_CX25840) 1337 v4l2_subdev_call(itv->sd_video, core, load_fw); 1338 1339 vf.tuner = 0; 1340 vf.type = V4L2_TUNER_ANALOG_TV; 1341 vf.frequency = 6400; /* the tuner 'baseline' frequency */ 1342 1343 /* Set initial frequency. For PAL/SECAM broadcasts no 1344 'default' channel exists AFAIK. */ 1345 if (itv->std == V4L2_STD_NTSC_M_JP) { 1346 vf.frequency = 1460; /* ch. 1 91250*16/1000 */ 1347 } 1348 else if (itv->std & V4L2_STD_NTSC_M) { 1349 vf.frequency = 1076; /* ch. 4 67250*16/1000 */ 1350 } 1351 1352 video_input = itv->active_input; 1353 itv->active_input++; /* Force update of input */ 1354 ivtv_s_input(NULL, &fh, video_input); 1355 1356 /* Let the VIDIOC_S_STD ioctl do all the work, keeps the code 1357 in one place. */ 1358 itv->std++; /* Force full standard initialization */ 1359 itv->std_out = itv->std; 1360 ivtv_s_frequency(NULL, &fh, &vf); 1361 1362 if (itv->card->v4l2_capabilities & V4L2_CAP_VIDEO_OUTPUT) { 1363 /* Turn on the TV-out: ivtv_init_mpeg_decoder() initializes 1364 the mpeg decoder so now the saa7127 receives a proper 1365 signal. */ 1366 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 1); 1367 ivtv_init_mpeg_decoder(itv); 1368 } 1369 1370 /* On a cx23416 this seems to be able to enable DMA to the chip? */ 1371 if (!itv->has_cx23415) 1372 write_reg_sync(0x03, IVTV_REG_DMACONTROL); 1373 1374 ivtv_s_std_enc(itv, itv->tuner_std); 1375 1376 /* Default interrupts enabled. For the PVR350 this includes the 1377 decoder VSYNC interrupt, which is always on. It is not only used 1378 during decoding but also by the OSD. 1379 Some old PVR250 cards had a cx23415, so testing for that is too 1380 general. Instead test if the card has video output capability. */ 1381 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { 1382 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT | IVTV_IRQ_DEC_VSYNC); 1383 ivtv_set_osd_alpha(itv); 1384 ivtv_s_std_dec(itv, itv->tuner_std); 1385 } else { 1386 ivtv_clear_irq_mask(itv, IVTV_IRQ_MASK_INIT); 1387 } 1388 1389 /* Setup initial controls */ 1390 cx2341x_handler_setup(&itv->cxhdl); 1391 return 0; 1392 } 1393 1394 static void ivtv_remove(struct pci_dev *pdev) 1395 { 1396 struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev); 1397 struct ivtv *itv = to_ivtv(v4l2_dev); 1398 int i; 1399 1400 IVTV_DEBUG_INFO("Removing card\n"); 1401 1402 flush_request_modules(itv); 1403 1404 if (test_bit(IVTV_F_I_INITED, &itv->i_flags)) { 1405 /* Stop all captures */ 1406 IVTV_DEBUG_INFO("Stopping all streams\n"); 1407 if (atomic_read(&itv->capturing) > 0) 1408 ivtv_stop_all_captures(itv); 1409 1410 /* Stop all decoding */ 1411 IVTV_DEBUG_INFO("Stopping decoding\n"); 1412 1413 /* Turn off the TV-out */ 1414 if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) 1415 ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_stream, 0); 1416 if (atomic_read(&itv->decoding) > 0) { 1417 int type; 1418 1419 if (test_bit(IVTV_F_I_DEC_YUV, &itv->i_flags)) 1420 type = IVTV_DEC_STREAM_TYPE_YUV; 1421 else 1422 type = IVTV_DEC_STREAM_TYPE_MPG; 1423 ivtv_stop_v4l2_decode_stream(&itv->streams[type], 1424 V4L2_DEC_CMD_STOP_TO_BLACK | V4L2_DEC_CMD_STOP_IMMEDIATELY, 0); 1425 } 1426 ivtv_halt_firmware(itv); 1427 } 1428 1429 /* Interrupts */ 1430 ivtv_set_irq_mask(itv, 0xffffffff); 1431 del_timer_sync(&itv->dma_timer); 1432 1433 /* Kill irq worker */ 1434 kthread_flush_worker(&itv->irq_worker); 1435 kthread_stop(itv->irq_worker_task); 1436 1437 ivtv_streams_cleanup(itv); 1438 ivtv_udma_free(itv); 1439 1440 v4l2_ctrl_handler_free(&itv->cxhdl.hdl); 1441 1442 exit_ivtv_i2c(itv); 1443 1444 free_irq(itv->pdev->irq, (void *)itv); 1445 ivtv_iounmap(itv); 1446 1447 release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); 1448 release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); 1449 if (itv->has_cx23415) 1450 release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); 1451 1452 pci_disable_device(itv->pdev); 1453 for (i = 0; i < IVTV_VBI_FRAMES; i++) 1454 kfree(itv->vbi.sliced_mpeg_data[i]); 1455 1456 pr_info("Removed %s\n", itv->card_name); 1457 1458 v4l2_device_unregister(&itv->v4l2_dev); 1459 kfree(itv); 1460 } 1461 1462 /* define a pci_driver for card detection */ 1463 static struct pci_driver ivtv_pci_driver = { 1464 .name = "ivtv", 1465 .id_table = ivtv_pci_tbl, 1466 .probe = ivtv_probe, 1467 .remove = ivtv_remove, 1468 }; 1469 1470 static int __init module_start(void) 1471 { 1472 pr_info("Start initialization, version %s\n", IVTV_VERSION); 1473 1474 /* Validate parameters */ 1475 if (ivtv_first_minor < 0 || ivtv_first_minor >= IVTV_MAX_CARDS) { 1476 pr_err("Exiting, ivtv_first_minor must be between 0 and %d\n", 1477 IVTV_MAX_CARDS - 1); 1478 return -1; 1479 } 1480 1481 if (ivtv_debug < 0 || ivtv_debug > 2047) { 1482 ivtv_debug = 0; 1483 pr_info("Debug value must be >= 0 and <= 2047\n"); 1484 } 1485 1486 if (pci_register_driver(&ivtv_pci_driver)) { 1487 pr_err("Error detecting PCI card\n"); 1488 return -ENODEV; 1489 } 1490 pr_info("End initialization\n"); 1491 return 0; 1492 } 1493 1494 static void __exit module_cleanup(void) 1495 { 1496 pci_unregister_driver(&ivtv_pci_driver); 1497 } 1498 1499 /* Note: These symbols are exported because they are used by the ivtvfb 1500 framebuffer module and an infrared module for the IR-blaster. */ 1501 EXPORT_SYMBOL(ivtv_set_irq_mask); 1502 EXPORT_SYMBOL(ivtv_api); 1503 EXPORT_SYMBOL(ivtv_vapi); 1504 EXPORT_SYMBOL(ivtv_vapi_result); 1505 EXPORT_SYMBOL(ivtv_clear_irq_mask); 1506 EXPORT_SYMBOL(ivtv_debug); 1507 #ifdef CONFIG_VIDEO_ADV_DEBUG 1508 EXPORT_SYMBOL(ivtv_fw_debug); 1509 #endif 1510 EXPORT_SYMBOL(ivtv_reset_ir_gpio); 1511 EXPORT_SYMBOL(ivtv_udma_setup); 1512 EXPORT_SYMBOL(ivtv_udma_unmap); 1513 EXPORT_SYMBOL(ivtv_udma_alloc); 1514 EXPORT_SYMBOL(ivtv_udma_prepare); 1515 EXPORT_SYMBOL(ivtv_init_on_first_open); 1516 EXPORT_SYMBOL(ivtv_firmware_check); 1517 1518 module_init(module_start); 1519 module_exit(module_cleanup); 1520