1 /* 2 * 3 * Device driver for GPIO attached remote control interfaces 4 * on Conexant 2388x based TV/DVB cards. 5 * 6 * Copyright (c) 2003 Pavel Machek 7 * Copyright (c) 2004 Gerd Knorr 8 * Copyright (c) 2004, 2005 Chris Pascoe 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23 */ 24 25 #include <linux/init.h> 26 #include <linux/hrtimer.h> 27 #include <linux/pci.h> 28 #include <linux/slab.h> 29 #include <linux/module.h> 30 31 #include "cx88.h" 32 #include <media/rc-core.h> 33 34 #define MODULE_NAME "cx88xx" 35 36 /* ---------------------------------------------------------------------- */ 37 38 struct cx88_IR { 39 struct cx88_core *core; 40 struct rc_dev *dev; 41 42 int users; 43 44 char name[32]; 45 char phys[32]; 46 47 /* sample from gpio pin 16 */ 48 u32 sampling; 49 50 /* poll external decoder */ 51 int polling; 52 struct hrtimer timer; 53 u32 gpio_addr; 54 u32 last_gpio; 55 u32 mask_keycode; 56 u32 mask_keydown; 57 u32 mask_keyup; 58 }; 59 60 static unsigned ir_samplerate = 4; 61 module_param(ir_samplerate, uint, 0444); 62 MODULE_PARM_DESC(ir_samplerate, "IR samplerate in kHz, 1 - 20, default 4"); 63 64 static int ir_debug; 65 module_param(ir_debug, int, 0644); /* debug level [IR] */ 66 MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]"); 67 68 #define ir_dprintk(fmt, arg...) if (ir_debug) \ 69 printk(KERN_DEBUG "%s IR: " fmt , ir->core->name , ##arg) 70 71 #define dprintk(fmt, arg...) if (ir_debug) \ 72 printk(KERN_DEBUG "cx88 IR: " fmt , ##arg) 73 74 /* ---------------------------------------------------------------------- */ 75 76 static void cx88_ir_handle_key(struct cx88_IR *ir) 77 { 78 struct cx88_core *core = ir->core; 79 u32 gpio, data, auxgpio; 80 81 /* read gpio value */ 82 gpio = cx_read(ir->gpio_addr); 83 switch (core->boardnr) { 84 case CX88_BOARD_NPGTECH_REALTV_TOP10FM: 85 /* This board apparently uses a combination of 2 GPIO 86 to represent the keys. Additionally, the second GPIO 87 can be used for parity. 88 89 Example: 90 91 for key "5" 92 gpio = 0x758, auxgpio = 0xe5 or 0xf5 93 for key "Power" 94 gpio = 0x758, auxgpio = 0xed or 0xfd 95 */ 96 97 auxgpio = cx_read(MO_GP1_IO); 98 /* Take out the parity part */ 99 gpio=(gpio & 0x7fd) + (auxgpio & 0xef); 100 break; 101 case CX88_BOARD_WINFAST_DTV1000: 102 case CX88_BOARD_WINFAST_DTV1800H: 103 case CX88_BOARD_WINFAST_DTV1800H_XC4000: 104 case CX88_BOARD_WINFAST_DTV2000H_PLUS: 105 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL: 106 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36: 107 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43: 108 gpio = (gpio & 0x6ff) | ((cx_read(MO_GP1_IO) << 8) & 0x900); 109 auxgpio = gpio; 110 break; 111 default: 112 auxgpio = gpio; 113 } 114 if (ir->polling) { 115 if (ir->last_gpio == auxgpio) 116 return; 117 ir->last_gpio = auxgpio; 118 } 119 120 /* extract data */ 121 data = ir_extract_bits(gpio, ir->mask_keycode); 122 ir_dprintk("irq gpio=0x%x code=%d | %s%s%s\n", 123 gpio, data, 124 ir->polling ? "poll" : "irq", 125 (gpio & ir->mask_keydown) ? " down" : "", 126 (gpio & ir->mask_keyup) ? " up" : ""); 127 128 if (ir->core->boardnr == CX88_BOARD_NORWOOD_MICRO) { 129 u32 gpio_key = cx_read(MO_GP0_IO); 130 131 data = (data << 4) | ((gpio_key & 0xf0) >> 4); 132 133 rc_keydown(ir->dev, RC_TYPE_UNKNOWN, data, 0); 134 135 } else if (ir->core->boardnr == CX88_BOARD_PROLINK_PLAYTVPVR || 136 ir->core->boardnr == CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO) { 137 /* bit cleared on keydown, NEC scancode, 0xAAAACC, A = 0x866b */ 138 u16 addr; 139 u8 cmd; 140 u32 scancode; 141 142 addr = (data >> 8) & 0xffff; 143 cmd = (data >> 0) & 0x00ff; 144 scancode = RC_SCANCODE_NECX(addr, cmd); 145 146 if (0 == (gpio & ir->mask_keyup)) 147 rc_keydown_notimeout(ir->dev, RC_TYPE_NECX, scancode, 148 0); 149 else 150 rc_keyup(ir->dev); 151 152 } else if (ir->mask_keydown) { 153 /* bit set on keydown */ 154 if (gpio & ir->mask_keydown) 155 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0); 156 else 157 rc_keyup(ir->dev); 158 159 } else if (ir->mask_keyup) { 160 /* bit cleared on keydown */ 161 if (0 == (gpio & ir->mask_keyup)) 162 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0); 163 else 164 rc_keyup(ir->dev); 165 166 } else { 167 /* can't distinguish keydown/up :-/ */ 168 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0); 169 rc_keyup(ir->dev); 170 } 171 } 172 173 static enum hrtimer_restart cx88_ir_work(struct hrtimer *timer) 174 { 175 unsigned long missed; 176 struct cx88_IR *ir = container_of(timer, struct cx88_IR, timer); 177 178 cx88_ir_handle_key(ir); 179 missed = hrtimer_forward_now(&ir->timer, 180 ktime_set(0, ir->polling * 1000000)); 181 if (missed > 1) 182 ir_dprintk("Missed ticks %ld\n", missed - 1); 183 184 return HRTIMER_RESTART; 185 } 186 187 static int __cx88_ir_start(void *priv) 188 { 189 struct cx88_core *core = priv; 190 struct cx88_IR *ir; 191 192 if (!core || !core->ir) 193 return -EINVAL; 194 195 ir = core->ir; 196 197 if (ir->polling) { 198 hrtimer_init(&ir->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); 199 ir->timer.function = cx88_ir_work; 200 hrtimer_start(&ir->timer, 201 ktime_set(0, ir->polling * 1000000), 202 HRTIMER_MODE_REL); 203 } 204 if (ir->sampling) { 205 core->pci_irqmask |= PCI_INT_IR_SMPINT; 206 cx_write(MO_DDS_IO, 0x33F286 * ir_samplerate); /* samplerate */ 207 cx_write(MO_DDSCFG_IO, 0x5); /* enable */ 208 } 209 return 0; 210 } 211 212 static void __cx88_ir_stop(void *priv) 213 { 214 struct cx88_core *core = priv; 215 struct cx88_IR *ir; 216 217 if (!core || !core->ir) 218 return; 219 220 ir = core->ir; 221 if (ir->sampling) { 222 cx_write(MO_DDSCFG_IO, 0x0); 223 core->pci_irqmask &= ~PCI_INT_IR_SMPINT; 224 } 225 226 if (ir->polling) 227 hrtimer_cancel(&ir->timer); 228 } 229 230 int cx88_ir_start(struct cx88_core *core) 231 { 232 if (core->ir->users) 233 return __cx88_ir_start(core); 234 235 return 0; 236 } 237 238 void cx88_ir_stop(struct cx88_core *core) 239 { 240 if (core->ir->users) 241 __cx88_ir_stop(core); 242 } 243 244 static int cx88_ir_open(struct rc_dev *rc) 245 { 246 struct cx88_core *core = rc->priv; 247 248 core->ir->users++; 249 return __cx88_ir_start(core); 250 } 251 252 static void cx88_ir_close(struct rc_dev *rc) 253 { 254 struct cx88_core *core = rc->priv; 255 256 core->ir->users--; 257 if (!core->ir->users) 258 __cx88_ir_stop(core); 259 } 260 261 /* ---------------------------------------------------------------------- */ 262 263 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci) 264 { 265 struct cx88_IR *ir; 266 struct rc_dev *dev; 267 char *ir_codes = NULL; 268 u64 rc_type = RC_BIT_OTHER; 269 int err = -ENOMEM; 270 u32 hardware_mask = 0; /* For devices with a hardware mask, when 271 * used with a full-code IR table 272 */ 273 274 ir = kzalloc(sizeof(*ir), GFP_KERNEL); 275 dev = rc_allocate_device(); 276 if (!ir || !dev) 277 goto err_out_free; 278 279 ir->dev = dev; 280 281 /* detect & configure */ 282 switch (core->boardnr) { 283 case CX88_BOARD_DNTV_LIVE_DVB_T: 284 case CX88_BOARD_KWORLD_DVB_T: 285 case CX88_BOARD_KWORLD_DVB_T_CX22702: 286 ir_codes = RC_MAP_DNTV_LIVE_DVB_T; 287 ir->gpio_addr = MO_GP1_IO; 288 ir->mask_keycode = 0x1f; 289 ir->mask_keyup = 0x60; 290 ir->polling = 50; /* ms */ 291 break; 292 case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1: 293 ir_codes = RC_MAP_CINERGY_1400; 294 ir->sampling = 0xeb04; /* address */ 295 break; 296 case CX88_BOARD_HAUPPAUGE: 297 case CX88_BOARD_HAUPPAUGE_DVB_T1: 298 case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: 299 case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: 300 case CX88_BOARD_HAUPPAUGE_HVR1100: 301 case CX88_BOARD_HAUPPAUGE_HVR3000: 302 case CX88_BOARD_HAUPPAUGE_HVR4000: 303 case CX88_BOARD_HAUPPAUGE_HVR4000LITE: 304 case CX88_BOARD_PCHDTV_HD3000: 305 case CX88_BOARD_PCHDTV_HD5500: 306 case CX88_BOARD_HAUPPAUGE_IRONLY: 307 ir_codes = RC_MAP_HAUPPAUGE; 308 ir->sampling = 1; 309 break; 310 case CX88_BOARD_WINFAST_DTV2000H: 311 case CX88_BOARD_WINFAST_DTV2000H_J: 312 case CX88_BOARD_WINFAST_DTV1800H: 313 case CX88_BOARD_WINFAST_DTV1800H_XC4000: 314 case CX88_BOARD_WINFAST_DTV2000H_PLUS: 315 ir_codes = RC_MAP_WINFAST; 316 ir->gpio_addr = MO_GP0_IO; 317 ir->mask_keycode = 0x8f8; 318 ir->mask_keyup = 0x100; 319 ir->polling = 50; /* ms */ 320 break; 321 case CX88_BOARD_WINFAST2000XP_EXPERT: 322 case CX88_BOARD_WINFAST_DTV1000: 323 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL: 324 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36: 325 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43: 326 ir_codes = RC_MAP_WINFAST; 327 ir->gpio_addr = MO_GP0_IO; 328 ir->mask_keycode = 0x8f8; 329 ir->mask_keyup = 0x100; 330 ir->polling = 1; /* ms */ 331 break; 332 case CX88_BOARD_IODATA_GVBCTV7E: 333 ir_codes = RC_MAP_IODATA_BCTV7E; 334 ir->gpio_addr = MO_GP0_IO; 335 ir->mask_keycode = 0xfd; 336 ir->mask_keydown = 0x02; 337 ir->polling = 5; /* ms */ 338 break; 339 case CX88_BOARD_PROLINK_PLAYTVPVR: 340 case CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO: 341 /* 342 * It seems that this hardware is paired with NEC extended 343 * address 0x866b. So, unfortunately, its usage with other 344 * IR's with different address won't work. Still, there are 345 * other IR's from the same manufacturer that works, like the 346 * 002-T mini RC, provided with newer PV hardware 347 */ 348 ir_codes = RC_MAP_PIXELVIEW_MK12; 349 rc_type = RC_BIT_NECX; 350 ir->gpio_addr = MO_GP1_IO; 351 ir->mask_keyup = 0x80; 352 ir->polling = 10; /* ms */ 353 hardware_mask = 0x3f; /* Hardware returns only 6 bits from command part */ 354 break; 355 case CX88_BOARD_PROLINK_PV_8000GT: 356 case CX88_BOARD_PROLINK_PV_GLOBAL_XTREME: 357 ir_codes = RC_MAP_PIXELVIEW_NEW; 358 ir->gpio_addr = MO_GP1_IO; 359 ir->mask_keycode = 0x3f; 360 ir->mask_keyup = 0x80; 361 ir->polling = 1; /* ms */ 362 break; 363 case CX88_BOARD_KWORLD_LTV883: 364 ir_codes = RC_MAP_PIXELVIEW; 365 ir->gpio_addr = MO_GP1_IO; 366 ir->mask_keycode = 0x1f; 367 ir->mask_keyup = 0x60; 368 ir->polling = 1; /* ms */ 369 break; 370 case CX88_BOARD_ADSTECH_DVB_T_PCI: 371 ir_codes = RC_MAP_ADSTECH_DVB_T_PCI; 372 ir->gpio_addr = MO_GP1_IO; 373 ir->mask_keycode = 0xbf; 374 ir->mask_keyup = 0x40; 375 ir->polling = 50; /* ms */ 376 break; 377 case CX88_BOARD_MSI_TVANYWHERE_MASTER: 378 ir_codes = RC_MAP_MSI_TVANYWHERE; 379 ir->gpio_addr = MO_GP1_IO; 380 ir->mask_keycode = 0x1f; 381 ir->mask_keyup = 0x40; 382 ir->polling = 1; /* ms */ 383 break; 384 case CX88_BOARD_AVERTV_303: 385 case CX88_BOARD_AVERTV_STUDIO_303: 386 ir_codes = RC_MAP_AVERTV_303; 387 ir->gpio_addr = MO_GP2_IO; 388 ir->mask_keycode = 0xfb; 389 ir->mask_keydown = 0x02; 390 ir->polling = 50; /* ms */ 391 break; 392 case CX88_BOARD_OMICOM_SS4_PCI: 393 case CX88_BOARD_SATTRADE_ST4200: 394 case CX88_BOARD_TBS_8920: 395 case CX88_BOARD_TBS_8910: 396 case CX88_BOARD_PROF_7300: 397 case CX88_BOARD_PROF_7301: 398 case CX88_BOARD_PROF_6200: 399 ir_codes = RC_MAP_TBS_NEC; 400 ir->sampling = 0xff00; /* address */ 401 break; 402 case CX88_BOARD_TEVII_S464: 403 case CX88_BOARD_TEVII_S460: 404 case CX88_BOARD_TEVII_S420: 405 ir_codes = RC_MAP_TEVII_NEC; 406 ir->sampling = 0xff00; /* address */ 407 break; 408 case CX88_BOARD_DNTV_LIVE_DVB_T_PRO: 409 ir_codes = RC_MAP_DNTV_LIVE_DVBT_PRO; 410 ir->sampling = 0xff00; /* address */ 411 break; 412 case CX88_BOARD_NORWOOD_MICRO: 413 ir_codes = RC_MAP_NORWOOD; 414 ir->gpio_addr = MO_GP1_IO; 415 ir->mask_keycode = 0x0e; 416 ir->mask_keyup = 0x80; 417 ir->polling = 50; /* ms */ 418 break; 419 case CX88_BOARD_NPGTECH_REALTV_TOP10FM: 420 ir_codes = RC_MAP_NPGTECH; 421 ir->gpio_addr = MO_GP0_IO; 422 ir->mask_keycode = 0xfa; 423 ir->polling = 50; /* ms */ 424 break; 425 case CX88_BOARD_PINNACLE_PCTV_HD_800i: 426 ir_codes = RC_MAP_PINNACLE_PCTV_HD; 427 ir->sampling = 1; 428 break; 429 case CX88_BOARD_POWERCOLOR_REAL_ANGEL: 430 ir_codes = RC_MAP_POWERCOLOR_REAL_ANGEL; 431 ir->gpio_addr = MO_GP2_IO; 432 ir->mask_keycode = 0x7e; 433 ir->polling = 100; /* ms */ 434 break; 435 case CX88_BOARD_TWINHAN_VP1027_DVBS: 436 ir_codes = RC_MAP_TWINHAN_VP1027_DVBS; 437 ir->sampling = 0xff00; /* address */ 438 break; 439 } 440 441 if (!ir_codes) { 442 err = -ENODEV; 443 goto err_out_free; 444 } 445 446 /* 447 * The usage of mask_keycode were very convenient, due to several 448 * reasons. Among others, the scancode tables were using the scancode 449 * as the index elements. So, the less bits it was used, the smaller 450 * the table were stored. After the input changes, the better is to use 451 * the full scancodes, since it allows replacing the IR remote by 452 * another one. Unfortunately, there are still some hardware, like 453 * Pixelview Ultra Pro, where only part of the scancode is sent via 454 * GPIO. So, there's no way to get the full scancode. Due to that, 455 * hardware_mask were introduced here: it represents those hardware 456 * that has such limits. 457 */ 458 if (hardware_mask && !ir->mask_keycode) 459 ir->mask_keycode = hardware_mask; 460 461 /* init input device */ 462 snprintf(ir->name, sizeof(ir->name), "cx88 IR (%s)", core->board.name); 463 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(pci)); 464 465 dev->input_name = ir->name; 466 dev->input_phys = ir->phys; 467 dev->input_id.bustype = BUS_PCI; 468 dev->input_id.version = 1; 469 if (pci->subsystem_vendor) { 470 dev->input_id.vendor = pci->subsystem_vendor; 471 dev->input_id.product = pci->subsystem_device; 472 } else { 473 dev->input_id.vendor = pci->vendor; 474 dev->input_id.product = pci->device; 475 } 476 dev->dev.parent = &pci->dev; 477 dev->map_name = ir_codes; 478 dev->driver_name = MODULE_NAME; 479 dev->priv = core; 480 dev->open = cx88_ir_open; 481 dev->close = cx88_ir_close; 482 dev->scancode_mask = hardware_mask; 483 484 if (ir->sampling) { 485 dev->driver_type = RC_DRIVER_IR_RAW; 486 dev->timeout = 10 * 1000 * 1000; /* 10 ms */ 487 } else { 488 dev->driver_type = RC_DRIVER_SCANCODE; 489 dev->allowed_protocols = rc_type; 490 } 491 492 ir->core = core; 493 core->ir = ir; 494 495 /* all done */ 496 err = rc_register_device(dev); 497 if (err) 498 goto err_out_free; 499 500 return 0; 501 502 err_out_free: 503 rc_free_device(dev); 504 core->ir = NULL; 505 kfree(ir); 506 return err; 507 } 508 509 int cx88_ir_fini(struct cx88_core *core) 510 { 511 struct cx88_IR *ir = core->ir; 512 513 /* skip detach on non attached boards */ 514 if (NULL == ir) 515 return 0; 516 517 cx88_ir_stop(core); 518 rc_unregister_device(ir->dev); 519 kfree(ir); 520 521 /* done */ 522 core->ir = NULL; 523 return 0; 524 } 525 526 /* ---------------------------------------------------------------------- */ 527 528 void cx88_ir_irq(struct cx88_core *core) 529 { 530 struct cx88_IR *ir = core->ir; 531 u32 samples; 532 unsigned todo, bits; 533 struct ir_raw_event ev; 534 535 if (!ir || !ir->sampling) 536 return; 537 538 /* 539 * Samples are stored in a 32 bit register, oldest sample in 540 * the msb. A set bit represents space and an unset bit 541 * represents a pulse. 542 */ 543 samples = cx_read(MO_SAMPLE_IO); 544 545 if (samples == 0xff && ir->dev->idle) 546 return; 547 548 init_ir_raw_event(&ev); 549 for (todo = 32; todo > 0; todo -= bits) { 550 ev.pulse = samples & 0x80000000 ? false : true; 551 bits = min(todo, 32U - fls(ev.pulse ? samples : ~samples)); 552 ev.duration = (bits * (NSEC_PER_SEC / 1000)) / ir_samplerate; 553 ir_raw_event_store_with_filter(ir->dev, &ev); 554 samples <<= bits; 555 } 556 ir_raw_event_handle(ir->dev); 557 } 558 559 static int get_key_pvr2000(struct IR_i2c *ir, enum rc_type *protocol, 560 u32 *scancode, u8 *toggle) 561 { 562 int flags, code; 563 564 /* poll IR chip */ 565 flags = i2c_smbus_read_byte_data(ir->c, 0x10); 566 if (flags < 0) { 567 dprintk("read error\n"); 568 return 0; 569 } 570 /* key pressed ? */ 571 if (0 == (flags & 0x80)) 572 return 0; 573 574 /* read actual key code */ 575 code = i2c_smbus_read_byte_data(ir->c, 0x00); 576 if (code < 0) { 577 dprintk("read error\n"); 578 return 0; 579 } 580 581 dprintk("IR Key/Flags: (0x%02x/0x%02x)\n", 582 code & 0xff, flags & 0xff); 583 584 *protocol = RC_TYPE_UNKNOWN; 585 *scancode = code & 0xff; 586 *toggle = 0; 587 return 1; 588 } 589 590 void cx88_i2c_init_ir(struct cx88_core *core) 591 { 592 struct i2c_board_info info; 593 const unsigned short default_addr_list[] = { 594 0x18, 0x6b, 0x71, 595 I2C_CLIENT_END 596 }; 597 const unsigned short pvr2000_addr_list[] = { 598 0x18, 0x1a, 599 I2C_CLIENT_END 600 }; 601 const unsigned short *addr_list = default_addr_list; 602 const unsigned short *addrp; 603 /* Instantiate the IR receiver device, if present */ 604 if (0 != core->i2c_rc) 605 return; 606 607 memset(&info, 0, sizeof(struct i2c_board_info)); 608 strlcpy(info.type, "ir_video", I2C_NAME_SIZE); 609 610 switch (core->boardnr) { 611 case CX88_BOARD_LEADTEK_PVR2000: 612 addr_list = pvr2000_addr_list; 613 core->init_data.name = "cx88 Leadtek PVR 2000 remote"; 614 core->init_data.type = RC_BIT_UNKNOWN; 615 core->init_data.get_key = get_key_pvr2000; 616 core->init_data.ir_codes = RC_MAP_EMPTY; 617 break; 618 } 619 620 /* 621 * We can't call i2c_new_probed_device() because it uses 622 * quick writes for probing and at least some RC receiver 623 * devices only reply to reads. 624 * Also, Hauppauge XVR needs to be specified, as address 0x71 625 * conflicts with another remote type used with saa7134 626 */ 627 for (addrp = addr_list; *addrp != I2C_CLIENT_END; addrp++) { 628 info.platform_data = NULL; 629 memset(&core->init_data, 0, sizeof(core->init_data)); 630 631 if (*addrp == 0x71) { 632 /* Hauppauge XVR */ 633 core->init_data.name = "cx88 Hauppauge XVR remote"; 634 core->init_data.ir_codes = RC_MAP_HAUPPAUGE; 635 core->init_data.type = RC_BIT_RC5 | RC_BIT_RC6_MCE | 636 RC_BIT_RC6_6A_32; 637 core->init_data.internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR; 638 639 info.platform_data = &core->init_data; 640 } 641 if (i2c_smbus_xfer(&core->i2c_adap, *addrp, 0, 642 I2C_SMBUS_READ, 0, 643 I2C_SMBUS_QUICK, NULL) >= 0) { 644 info.addr = *addrp; 645 i2c_new_device(&core->i2c_adap, &info); 646 break; 647 } 648 } 649 } 650 651 /* ---------------------------------------------------------------------- */ 652 653 MODULE_AUTHOR("Gerd Knorr, Pavel Machek, Chris Pascoe"); 654 MODULE_DESCRIPTION("input driver for cx88 GPIO-based IR remote controls"); 655 MODULE_LICENSE("GPL"); 656