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 21 #include "cx88.h" 22 23 #include <linux/init.h> 24 #include <linux/hrtimer.h> 25 #include <linux/pci.h> 26 #include <linux/slab.h> 27 #include <linux/module.h> 28 29 #include <media/rc-core.h> 30 31 #define MODULE_NAME "cx88xx" 32 33 /* ---------------------------------------------------------------------- */ 34 35 struct cx88_IR { 36 struct cx88_core *core; 37 struct rc_dev *dev; 38 39 int users; 40 41 char name[32]; 42 char phys[32]; 43 44 /* sample from gpio pin 16 */ 45 u32 sampling; 46 47 /* poll external decoder */ 48 int polling; 49 struct hrtimer timer; 50 u32 gpio_addr; 51 u32 last_gpio; 52 u32 mask_keycode; 53 u32 mask_keydown; 54 u32 mask_keyup; 55 }; 56 57 static unsigned int ir_samplerate = 4; 58 module_param(ir_samplerate, uint, 0444); 59 MODULE_PARM_DESC(ir_samplerate, "IR samplerate in kHz, 1 - 20, default 4"); 60 61 static int ir_debug; 62 module_param(ir_debug, int, 0644); /* debug level [IR] */ 63 MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]"); 64 65 #define ir_dprintk(fmt, arg...) do { \ 66 if (ir_debug) \ 67 printk(KERN_DEBUG "%s IR: " fmt, ir->core->name, ##arg);\ 68 } while (0) 69 70 #define dprintk(fmt, arg...) do { \ 71 if (ir_debug) \ 72 printk(KERN_DEBUG "cx88 IR: " fmt, ##arg); \ 73 } while (0) 74 75 /* ---------------------------------------------------------------------- */ 76 77 static void cx88_ir_handle_key(struct cx88_IR *ir) 78 { 79 struct cx88_core *core = ir->core; 80 u32 gpio, data, auxgpio; 81 82 /* read gpio value */ 83 gpio = cx_read(ir->gpio_addr); 84 switch (core->boardnr) { 85 case CX88_BOARD_NPGTECH_REALTV_TOP10FM: 86 /* 87 * This board apparently uses a combination of 2 GPIO 88 * to represent the keys. Additionally, the second GPIO 89 * can be used for parity. 90 * 91 * Example: 92 * 93 * for key "5" 94 * gpio = 0x758, auxgpio = 0xe5 or 0xf5 95 * for key "Power" 96 * gpio = 0x758, auxgpio = 0xed or 0xfd 97 */ 98 99 auxgpio = cx_read(MO_GP1_IO); 100 /* Take out the parity part */ 101 gpio = (gpio & 0x7fd) + (auxgpio & 0xef); 102 break; 103 case CX88_BOARD_WINFAST_DTV1000: 104 case CX88_BOARD_WINFAST_DTV1800H: 105 case CX88_BOARD_WINFAST_DTV1800H_XC4000: 106 case CX88_BOARD_WINFAST_DTV2000H_PLUS: 107 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL: 108 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36: 109 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43: 110 gpio = (gpio & 0x6ff) | ((cx_read(MO_GP1_IO) << 8) & 0x900); 111 auxgpio = gpio; 112 break; 113 default: 114 auxgpio = gpio; 115 } 116 if (ir->polling) { 117 if (ir->last_gpio == auxgpio) 118 return; 119 ir->last_gpio = auxgpio; 120 } 121 122 /* extract data */ 123 data = ir_extract_bits(gpio, ir->mask_keycode); 124 ir_dprintk("irq gpio=0x%x code=%d | %s%s%s\n", 125 gpio, data, 126 ir->polling ? "poll" : "irq", 127 (gpio & ir->mask_keydown) ? " down" : "", 128 (gpio & ir->mask_keyup) ? " up" : ""); 129 130 if (ir->core->boardnr == CX88_BOARD_NORWOOD_MICRO) { 131 u32 gpio_key = cx_read(MO_GP0_IO); 132 133 data = (data << 4) | ((gpio_key & 0xf0) >> 4); 134 135 rc_keydown(ir->dev, RC_PROTO_UNKNOWN, data, 0); 136 137 } else if (ir->core->boardnr == CX88_BOARD_PROLINK_PLAYTVPVR || 138 ir->core->boardnr == CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO) { 139 /* bit cleared on keydown, NEC scancode, 0xAAAACC, A = 0x866b */ 140 u16 addr; 141 u8 cmd; 142 u32 scancode; 143 144 addr = (data >> 8) & 0xffff; 145 cmd = (data >> 0) & 0x00ff; 146 scancode = RC_SCANCODE_NECX(addr, cmd); 147 148 if (0 == (gpio & ir->mask_keyup)) 149 rc_keydown_notimeout(ir->dev, RC_PROTO_NECX, scancode, 150 0); 151 else 152 rc_keyup(ir->dev); 153 154 } else if (ir->mask_keydown) { 155 /* bit set on keydown */ 156 if (gpio & ir->mask_keydown) 157 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 158 0); 159 else 160 rc_keyup(ir->dev); 161 162 } else if (ir->mask_keyup) { 163 /* bit cleared on keydown */ 164 if (0 == (gpio & ir->mask_keyup)) 165 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 166 0); 167 else 168 rc_keyup(ir->dev); 169 170 } else { 171 /* can't distinguish keydown/up :-/ */ 172 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 0); 173 rc_keyup(ir->dev); 174 } 175 } 176 177 static enum hrtimer_restart cx88_ir_work(struct hrtimer *timer) 178 { 179 unsigned long missed; 180 struct cx88_IR *ir = container_of(timer, struct cx88_IR, timer); 181 182 cx88_ir_handle_key(ir); 183 missed = hrtimer_forward_now(&ir->timer, 184 ktime_set(0, ir->polling * 1000000)); 185 if (missed > 1) 186 ir_dprintk("Missed ticks %ld\n", missed - 1); 187 188 return HRTIMER_RESTART; 189 } 190 191 static int __cx88_ir_start(void *priv) 192 { 193 struct cx88_core *core = priv; 194 struct cx88_IR *ir; 195 196 if (!core || !core->ir) 197 return -EINVAL; 198 199 ir = core->ir; 200 201 if (ir->polling) { 202 hrtimer_init(&ir->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); 203 ir->timer.function = cx88_ir_work; 204 hrtimer_start(&ir->timer, 205 ktime_set(0, ir->polling * 1000000), 206 HRTIMER_MODE_REL); 207 } 208 if (ir->sampling) { 209 core->pci_irqmask |= PCI_INT_IR_SMPINT; 210 cx_write(MO_DDS_IO, 0x33F286 * ir_samplerate); /* samplerate */ 211 cx_write(MO_DDSCFG_IO, 0x5); /* enable */ 212 } 213 return 0; 214 } 215 216 static void __cx88_ir_stop(void *priv) 217 { 218 struct cx88_core *core = priv; 219 struct cx88_IR *ir; 220 221 if (!core || !core->ir) 222 return; 223 224 ir = core->ir; 225 if (ir->sampling) { 226 cx_write(MO_DDSCFG_IO, 0x0); 227 core->pci_irqmask &= ~PCI_INT_IR_SMPINT; 228 } 229 230 if (ir->polling) 231 hrtimer_cancel(&ir->timer); 232 } 233 234 int cx88_ir_start(struct cx88_core *core) 235 { 236 if (core->ir->users) 237 return __cx88_ir_start(core); 238 239 return 0; 240 } 241 EXPORT_SYMBOL(cx88_ir_start); 242 243 void cx88_ir_stop(struct cx88_core *core) 244 { 245 if (core->ir->users) 246 __cx88_ir_stop(core); 247 } 248 EXPORT_SYMBOL(cx88_ir_stop); 249 250 static int cx88_ir_open(struct rc_dev *rc) 251 { 252 struct cx88_core *core = rc->priv; 253 254 core->ir->users++; 255 return __cx88_ir_start(core); 256 } 257 258 static void cx88_ir_close(struct rc_dev *rc) 259 { 260 struct cx88_core *core = rc->priv; 261 262 core->ir->users--; 263 if (!core->ir->users) 264 __cx88_ir_stop(core); 265 } 266 267 /* ---------------------------------------------------------------------- */ 268 269 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci) 270 { 271 struct cx88_IR *ir; 272 struct rc_dev *dev; 273 char *ir_codes = NULL; 274 u64 rc_proto = RC_PROTO_BIT_OTHER; 275 int err = -ENOMEM; 276 u32 hardware_mask = 0; /* For devices with a hardware mask, when 277 * used with a full-code IR table 278 */ 279 280 ir = kzalloc(sizeof(*ir), GFP_KERNEL); 281 dev = rc_allocate_device(RC_DRIVER_IR_RAW); 282 if (!ir || !dev) 283 goto err_out_free; 284 285 ir->dev = dev; 286 287 /* detect & configure */ 288 switch (core->boardnr) { 289 case CX88_BOARD_DNTV_LIVE_DVB_T: 290 case CX88_BOARD_KWORLD_DVB_T: 291 case CX88_BOARD_KWORLD_DVB_T_CX22702: 292 ir_codes = RC_MAP_DNTV_LIVE_DVB_T; 293 ir->gpio_addr = MO_GP1_IO; 294 ir->mask_keycode = 0x1f; 295 ir->mask_keyup = 0x60; 296 ir->polling = 50; /* ms */ 297 break; 298 case CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1: 299 ir_codes = RC_MAP_CINERGY_1400; 300 ir->sampling = 0xeb04; /* address */ 301 break; 302 case CX88_BOARD_HAUPPAUGE: 303 case CX88_BOARD_HAUPPAUGE_DVB_T1: 304 case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: 305 case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: 306 case CX88_BOARD_HAUPPAUGE_HVR1100: 307 case CX88_BOARD_HAUPPAUGE_HVR3000: 308 case CX88_BOARD_HAUPPAUGE_HVR4000: 309 case CX88_BOARD_HAUPPAUGE_HVR4000LITE: 310 case CX88_BOARD_PCHDTV_HD3000: 311 case CX88_BOARD_PCHDTV_HD5500: 312 case CX88_BOARD_HAUPPAUGE_IRONLY: 313 ir_codes = RC_MAP_HAUPPAUGE; 314 ir->sampling = 1; 315 break; 316 case CX88_BOARD_WINFAST_DTV2000H: 317 case CX88_BOARD_WINFAST_DTV2000H_J: 318 case CX88_BOARD_WINFAST_DTV1800H: 319 case CX88_BOARD_WINFAST_DTV1800H_XC4000: 320 case CX88_BOARD_WINFAST_DTV2000H_PLUS: 321 ir_codes = RC_MAP_WINFAST; 322 ir->gpio_addr = MO_GP0_IO; 323 ir->mask_keycode = 0x8f8; 324 ir->mask_keyup = 0x100; 325 ir->polling = 50; /* ms */ 326 break; 327 case CX88_BOARD_WINFAST2000XP_EXPERT: 328 case CX88_BOARD_WINFAST_DTV1000: 329 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL: 330 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36: 331 case CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43: 332 ir_codes = RC_MAP_WINFAST; 333 ir->gpio_addr = MO_GP0_IO; 334 ir->mask_keycode = 0x8f8; 335 ir->mask_keyup = 0x100; 336 ir->polling = 1; /* ms */ 337 break; 338 case CX88_BOARD_IODATA_GVBCTV7E: 339 ir_codes = RC_MAP_IODATA_BCTV7E; 340 ir->gpio_addr = MO_GP0_IO; 341 ir->mask_keycode = 0xfd; 342 ir->mask_keydown = 0x02; 343 ir->polling = 5; /* ms */ 344 break; 345 case CX88_BOARD_PROLINK_PLAYTVPVR: 346 case CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO: 347 /* 348 * It seems that this hardware is paired with NEC extended 349 * address 0x866b. So, unfortunately, its usage with other 350 * IR's with different address won't work. Still, there are 351 * other IR's from the same manufacturer that works, like the 352 * 002-T mini RC, provided with newer PV hardware 353 */ 354 ir_codes = RC_MAP_PIXELVIEW_MK12; 355 rc_proto = RC_PROTO_BIT_NECX; 356 ir->gpio_addr = MO_GP1_IO; 357 ir->mask_keyup = 0x80; 358 ir->polling = 10; /* ms */ 359 hardware_mask = 0x3f; /* Hardware returns only 6 bits from command part */ 360 break; 361 case CX88_BOARD_PROLINK_PV_8000GT: 362 case CX88_BOARD_PROLINK_PV_GLOBAL_XTREME: 363 ir_codes = RC_MAP_PIXELVIEW_NEW; 364 ir->gpio_addr = MO_GP1_IO; 365 ir->mask_keycode = 0x3f; 366 ir->mask_keyup = 0x80; 367 ir->polling = 1; /* ms */ 368 break; 369 case CX88_BOARD_KWORLD_LTV883: 370 ir_codes = RC_MAP_PIXELVIEW; 371 ir->gpio_addr = MO_GP1_IO; 372 ir->mask_keycode = 0x1f; 373 ir->mask_keyup = 0x60; 374 ir->polling = 1; /* ms */ 375 break; 376 case CX88_BOARD_ADSTECH_DVB_T_PCI: 377 ir_codes = RC_MAP_ADSTECH_DVB_T_PCI; 378 ir->gpio_addr = MO_GP1_IO; 379 ir->mask_keycode = 0xbf; 380 ir->mask_keyup = 0x40; 381 ir->polling = 50; /* ms */ 382 break; 383 case CX88_BOARD_MSI_TVANYWHERE_MASTER: 384 ir_codes = RC_MAP_MSI_TVANYWHERE; 385 ir->gpio_addr = MO_GP1_IO; 386 ir->mask_keycode = 0x1f; 387 ir->mask_keyup = 0x40; 388 ir->polling = 1; /* ms */ 389 break; 390 case CX88_BOARD_AVERTV_303: 391 case CX88_BOARD_AVERTV_STUDIO_303: 392 ir_codes = RC_MAP_AVERTV_303; 393 ir->gpio_addr = MO_GP2_IO; 394 ir->mask_keycode = 0xfb; 395 ir->mask_keydown = 0x02; 396 ir->polling = 50; /* ms */ 397 break; 398 case CX88_BOARD_OMICOM_SS4_PCI: 399 case CX88_BOARD_SATTRADE_ST4200: 400 case CX88_BOARD_TBS_8920: 401 case CX88_BOARD_TBS_8910: 402 case CX88_BOARD_PROF_7300: 403 case CX88_BOARD_PROF_7301: 404 case CX88_BOARD_PROF_6200: 405 ir_codes = RC_MAP_TBS_NEC; 406 ir->sampling = 0xff00; /* address */ 407 break; 408 case CX88_BOARD_TEVII_S464: 409 case CX88_BOARD_TEVII_S460: 410 case CX88_BOARD_TEVII_S420: 411 ir_codes = RC_MAP_TEVII_NEC; 412 ir->sampling = 0xff00; /* address */ 413 break; 414 case CX88_BOARD_DNTV_LIVE_DVB_T_PRO: 415 ir_codes = RC_MAP_DNTV_LIVE_DVBT_PRO; 416 ir->sampling = 0xff00; /* address */ 417 break; 418 case CX88_BOARD_NORWOOD_MICRO: 419 ir_codes = RC_MAP_NORWOOD; 420 ir->gpio_addr = MO_GP1_IO; 421 ir->mask_keycode = 0x0e; 422 ir->mask_keyup = 0x80; 423 ir->polling = 50; /* ms */ 424 break; 425 case CX88_BOARD_NPGTECH_REALTV_TOP10FM: 426 ir_codes = RC_MAP_NPGTECH; 427 ir->gpio_addr = MO_GP0_IO; 428 ir->mask_keycode = 0xfa; 429 ir->polling = 50; /* ms */ 430 break; 431 case CX88_BOARD_PINNACLE_PCTV_HD_800i: 432 ir_codes = RC_MAP_PINNACLE_PCTV_HD; 433 ir->sampling = 1; 434 break; 435 case CX88_BOARD_POWERCOLOR_REAL_ANGEL: 436 ir_codes = RC_MAP_POWERCOLOR_REAL_ANGEL; 437 ir->gpio_addr = MO_GP2_IO; 438 ir->mask_keycode = 0x7e; 439 ir->polling = 100; /* ms */ 440 break; 441 case CX88_BOARD_TWINHAN_VP1027_DVBS: 442 ir_codes = RC_MAP_TWINHAN_VP1027_DVBS; 443 ir->sampling = 0xff00; /* address */ 444 break; 445 } 446 447 if (!ir_codes) { 448 err = -ENODEV; 449 goto err_out_free; 450 } 451 452 /* 453 * The usage of mask_keycode were very convenient, due to several 454 * reasons. Among others, the scancode tables were using the scancode 455 * as the index elements. So, the less bits it was used, the smaller 456 * the table were stored. After the input changes, the better is to use 457 * the full scancodes, since it allows replacing the IR remote by 458 * another one. Unfortunately, there are still some hardware, like 459 * Pixelview Ultra Pro, where only part of the scancode is sent via 460 * GPIO. So, there's no way to get the full scancode. Due to that, 461 * hardware_mask were introduced here: it represents those hardware 462 * that has such limits. 463 */ 464 if (hardware_mask && !ir->mask_keycode) 465 ir->mask_keycode = hardware_mask; 466 467 /* init input device */ 468 snprintf(ir->name, sizeof(ir->name), "cx88 IR (%s)", core->board.name); 469 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(pci)); 470 471 dev->device_name = ir->name; 472 dev->input_phys = ir->phys; 473 dev->input_id.bustype = BUS_PCI; 474 dev->input_id.version = 1; 475 if (pci->subsystem_vendor) { 476 dev->input_id.vendor = pci->subsystem_vendor; 477 dev->input_id.product = pci->subsystem_device; 478 } else { 479 dev->input_id.vendor = pci->vendor; 480 dev->input_id.product = pci->device; 481 } 482 dev->dev.parent = &pci->dev; 483 dev->map_name = ir_codes; 484 dev->driver_name = MODULE_NAME; 485 dev->priv = core; 486 dev->open = cx88_ir_open; 487 dev->close = cx88_ir_close; 488 dev->scancode_mask = hardware_mask; 489 490 if (ir->sampling) { 491 dev->timeout = 10 * 1000 * 1000; /* 10 ms */ 492 } else { 493 dev->driver_type = RC_DRIVER_SCANCODE; 494 dev->allowed_protocols = rc_proto; 495 } 496 497 ir->core = core; 498 core->ir = ir; 499 500 /* all done */ 501 err = rc_register_device(dev); 502 if (err) 503 goto err_out_free; 504 505 return 0; 506 507 err_out_free: 508 rc_free_device(dev); 509 core->ir = NULL; 510 kfree(ir); 511 return err; 512 } 513 514 int cx88_ir_fini(struct cx88_core *core) 515 { 516 struct cx88_IR *ir = core->ir; 517 518 /* skip detach on non attached boards */ 519 if (!ir) 520 return 0; 521 522 cx88_ir_stop(core); 523 rc_unregister_device(ir->dev); 524 kfree(ir); 525 526 /* done */ 527 core->ir = NULL; 528 return 0; 529 } 530 531 /* ---------------------------------------------------------------------- */ 532 533 void cx88_ir_irq(struct cx88_core *core) 534 { 535 struct cx88_IR *ir = core->ir; 536 u32 samples; 537 unsigned int todo, bits; 538 struct ir_raw_event ev = {}; 539 540 if (!ir || !ir->sampling) 541 return; 542 543 /* 544 * Samples are stored in a 32 bit register, oldest sample in 545 * the msb. A set bit represents space and an unset bit 546 * represents a pulse. 547 */ 548 samples = cx_read(MO_SAMPLE_IO); 549 550 if (samples == 0xff && ir->dev->idle) 551 return; 552 553 for (todo = 32; todo > 0; todo -= bits) { 554 ev.pulse = samples & 0x80000000 ? false : true; 555 bits = min(todo, 32U - fls(ev.pulse ? samples : ~samples)); 556 ev.duration = (bits * (NSEC_PER_SEC / 1000)) / ir_samplerate; 557 ir_raw_event_store_with_filter(ir->dev, &ev); 558 samples <<= bits; 559 } 560 ir_raw_event_handle(ir->dev); 561 } 562 563 static int get_key_pvr2000(struct IR_i2c *ir, enum rc_proto *protocol, 564 u32 *scancode, u8 *toggle) 565 { 566 int flags, code; 567 568 /* poll IR chip */ 569 flags = i2c_smbus_read_byte_data(ir->c, 0x10); 570 if (flags < 0) { 571 dprintk("read error\n"); 572 return 0; 573 } 574 /* key pressed ? */ 575 if (0 == (flags & 0x80)) 576 return 0; 577 578 /* read actual key code */ 579 code = i2c_smbus_read_byte_data(ir->c, 0x00); 580 if (code < 0) { 581 dprintk("read error\n"); 582 return 0; 583 } 584 585 dprintk("IR Key/Flags: (0x%02x/0x%02x)\n", 586 code & 0xff, flags & 0xff); 587 588 *protocol = RC_PROTO_UNKNOWN; 589 *scancode = code & 0xff; 590 *toggle = 0; 591 return 1; 592 } 593 594 void cx88_i2c_init_ir(struct cx88_core *core) 595 { 596 struct i2c_board_info info; 597 static const unsigned short default_addr_list[] = { 598 0x18, 0x6b, 0x71, 599 I2C_CLIENT_END 600 }; 601 static const unsigned short pvr2000_addr_list[] = { 602 0x18, 0x1a, 603 I2C_CLIENT_END 604 }; 605 const unsigned short *addr_list = default_addr_list; 606 const unsigned short *addrp; 607 /* Instantiate the IR receiver device, if present */ 608 if (core->i2c_rc != 0) 609 return; 610 611 memset(&info, 0, sizeof(struct i2c_board_info)); 612 strscpy(info.type, "ir_video", I2C_NAME_SIZE); 613 614 switch (core->boardnr) { 615 case CX88_BOARD_LEADTEK_PVR2000: 616 addr_list = pvr2000_addr_list; 617 core->init_data.name = "cx88 Leadtek PVR 2000 remote"; 618 core->init_data.type = RC_PROTO_BIT_UNKNOWN; 619 core->init_data.get_key = get_key_pvr2000; 620 core->init_data.ir_codes = RC_MAP_EMPTY; 621 break; 622 } 623 624 /* 625 * We can't call i2c_new_probed_device() because it uses 626 * quick writes for probing and at least some RC receiver 627 * devices only reply to reads. 628 * Also, Hauppauge XVR needs to be specified, as address 0x71 629 * conflicts with another remote type used with saa7134 630 */ 631 for (addrp = addr_list; *addrp != I2C_CLIENT_END; addrp++) { 632 info.platform_data = NULL; 633 memset(&core->init_data, 0, sizeof(core->init_data)); 634 635 if (*addrp == 0x71) { 636 /* Hauppauge Z8F0811 */ 637 strscpy(info.type, "ir_z8f0811_haup", I2C_NAME_SIZE); 638 core->init_data.name = core->board.name; 639 core->init_data.ir_codes = RC_MAP_HAUPPAUGE; 640 core->init_data.type = RC_PROTO_BIT_RC5 | 641 RC_PROTO_BIT_RC6_MCE | RC_PROTO_BIT_RC6_6A_32; 642 core->init_data.internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR; 643 644 info.platform_data = &core->init_data; 645 } 646 if (i2c_smbus_xfer(&core->i2c_adap, *addrp, 0, 647 I2C_SMBUS_READ, 0, 648 I2C_SMBUS_QUICK, NULL) >= 0) { 649 info.addr = *addrp; 650 i2c_new_device(&core->i2c_adap, &info); 651 break; 652 } 653 } 654 } 655 656 /* ---------------------------------------------------------------------- */ 657 658 MODULE_AUTHOR("Gerd Knorr, Pavel Machek, Chris Pascoe"); 659 MODULE_DESCRIPTION("input driver for cx88 GPIO-based IR remote controls"); 660 MODULE_LICENSE("GPL"); 661