1/* 2 * 3 * handle saa7134 IR remotes via linux kernel input layer. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program; if not, write to the Free Software 17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 * 19 */ 20 21#include <linux/module.h> 22#include <linux/init.h> 23#include <linux/delay.h> 24#include <linux/interrupt.h> 25#include <linux/slab.h> 26 27#include "saa7134-reg.h" 28#include "saa7134.h" 29 30#define MODULE_NAME "saa7134" 31 32static unsigned int disable_ir; 33module_param(disable_ir, int, 0444); 34MODULE_PARM_DESC(disable_ir,"disable infrared remote support"); 35 36static unsigned int ir_debug; 37module_param(ir_debug, int, 0644); 38MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); 39 40static int pinnacle_remote; 41module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */ 42MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)"); 43 44#define dprintk(fmt, arg...) if (ir_debug) \ 45 printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg) 46#define i2cdprintk(fmt, arg...) if (ir_debug) \ 47 printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg) 48 49/* Helper function for raw decoding at GPIO16 or GPIO18 */ 50static int saa7134_raw_decode_irq(struct saa7134_dev *dev); 51 52/* -------------------- GPIO generic keycode builder -------------------- */ 53 54static int build_key(struct saa7134_dev *dev) 55{ 56 struct saa7134_card_ir *ir = dev->remote; 57 u32 gpio, data; 58 59 /* here comes the additional handshake steps for some cards */ 60 switch (dev->board) { 61 case SAA7134_BOARD_GOTVIEW_7135: 62 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80); 63 saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80); 64 break; 65 } 66 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 67 saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); 68 saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); 69 70 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 71 if (ir->polling) { 72 if (ir->last_gpio == gpio) 73 return 0; 74 ir->last_gpio = gpio; 75 } 76 77 data = ir_extract_bits(gpio, ir->mask_keycode); 78 dprintk("build_key gpio=0x%x mask=0x%x data=%d\n", 79 gpio, ir->mask_keycode, data); 80 81 switch (dev->board) { 82 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: 83 if (data == ir->mask_keycode) 84 rc_keyup(ir->dev); 85 else 86 rc_keydown_notimeout(ir->dev, data, 0); 87 return 0; 88 } 89 90 if (ir->polling) { 91 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || 92 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { 93 rc_keydown_notimeout(ir->dev, data, 0); 94 } else { 95 rc_keyup(ir->dev); 96 } 97 } 98 else { /* IRQ driven mode - handle key press and release in one go */ 99 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || 100 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { 101 rc_keydown_notimeout(ir->dev, data, 0); 102 rc_keyup(ir->dev); 103 } 104 } 105 106 return 0; 107} 108 109/* --------------------- Chip specific I2C key builders ----------------- */ 110 111static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 112{ 113 int gpio; 114 int attempt = 0; 115 unsigned char b; 116 117 /* We need this to access GPI Used by the saa_readl macro. */ 118 struct saa7134_dev *dev = ir->c->adapter->algo_data; 119 120 if (dev == NULL) { 121 i2cdprintk("get_key_flydvb_trio: " 122 "ir->c->adapter->algo_data is NULL!\n"); 123 return -EIO; 124 } 125 126 /* rising SAA7134_GPIGPRESCAN reads the status */ 127 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 128 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 129 130 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 131 132 if (0x40000 & ~gpio) 133 return 0; /* No button press */ 134 135 /* No button press - only before first key pressed */ 136 if (b == 0xFF) 137 return 0; 138 139 /* poll IR chip */ 140 /* weak up the IR chip */ 141 b = 0; 142 143 while (1 != i2c_master_send(ir->c, &b, 1)) { 144 if ((attempt++) < 10) { 145 /* 146 * wait a bit for next attempt - 147 * I don't know how make it better 148 */ 149 msleep(10); 150 continue; 151 } 152 i2cdprintk("send wake up byte to pic16C505 (IR chip)" 153 "failed %dx\n", attempt); 154 return -EIO; 155 } 156 if (1 != i2c_master_recv(ir->c, &b, 1)) { 157 i2cdprintk("read error\n"); 158 return -EIO; 159 } 160 161 *ir_key = b; 162 *ir_raw = b; 163 return 1; 164} 165 166static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key, 167 u32 *ir_raw) 168{ 169 unsigned char b; 170 int gpio; 171 172 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ 173 struct saa7134_dev *dev = ir->c->adapter->algo_data; 174 if (dev == NULL) { 175 i2cdprintk("get_key_msi_tvanywhere_plus: " 176 "ir->c->adapter->algo_data is NULL!\n"); 177 return -EIO; 178 } 179 180 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 181 182 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 183 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 184 185 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 186 187 /* GPIO&0x40 is pulsed low when a button is pressed. Don't do 188 I2C receive if gpio&0x40 is not low. */ 189 190 if (gpio & 0x40) 191 return 0; /* No button press */ 192 193 /* GPIO says there is a button press. Get it. */ 194 195 if (1 != i2c_master_recv(ir->c, &b, 1)) { 196 i2cdprintk("read error\n"); 197 return -EIO; 198 } 199 200 /* No button press */ 201 202 if (b == 0xff) 203 return 0; 204 205 /* Button pressed */ 206 207 dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b); 208 *ir_key = b; 209 *ir_raw = b; 210 return 1; 211} 212 213/* copied and modified from get_key_msi_tvanywhere_plus() */ 214static int get_key_kworld_pc150u(struct IR_i2c *ir, u32 *ir_key, 215 u32 *ir_raw) 216{ 217 unsigned char b; 218 unsigned int gpio; 219 220 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ 221 struct saa7134_dev *dev = ir->c->adapter->algo_data; 222 if (dev == NULL) { 223 i2cdprintk("get_key_kworld_pc150u: " 224 "ir->c->adapter->algo_data is NULL!\n"); 225 return -EIO; 226 } 227 228 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 229 230 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 231 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 232 233 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 234 235 /* GPIO&0x100 is pulsed low when a button is pressed. Don't do 236 I2C receive if gpio&0x100 is not low. */ 237 238 if (gpio & 0x100) 239 return 0; /* No button press */ 240 241 /* GPIO says there is a button press. Get it. */ 242 243 if (1 != i2c_master_recv(ir->c, &b, 1)) { 244 i2cdprintk("read error\n"); 245 return -EIO; 246 } 247 248 /* No button press */ 249 250 if (b == 0xff) 251 return 0; 252 253 /* Button pressed */ 254 255 dprintk("get_key_kworld_pc150u: Key = 0x%02X\n", b); 256 *ir_key = b; 257 *ir_raw = b; 258 return 1; 259} 260 261static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 262{ 263 unsigned char b; 264 265 /* poll IR chip */ 266 if (1 != i2c_master_recv(ir->c, &b, 1)) { 267 i2cdprintk("read error\n"); 268 return -EIO; 269 } 270 271 /* no button press */ 272 if (b==0) 273 return 0; 274 275 /* repeating */ 276 if (b & 0x80) 277 return 1; 278 279 *ir_key = b; 280 *ir_raw = b; 281 return 1; 282} 283 284static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 285{ 286 unsigned char buf[5]; 287 288 /* poll IR chip */ 289 if (5 != i2c_master_recv(ir->c, buf, 5)) 290 return -EIO; 291 292 /* Check if some key were pressed */ 293 if (!(buf[0] & 0x80)) 294 return 0; 295 296 /* 297 * buf[3] & 0x80 is always high. 298 * buf[3] & 0x40 is a parity bit. A repeat event is marked 299 * by preserving it into two separate readings 300 * buf[4] bits 0 and 1, and buf[1] and buf[2] are always 301 * zero. 302 */ 303 *ir_key = 0x1fff & ((buf[3] << 8) | (buf[4] >> 2)); 304 *ir_raw = *ir_key; 305 return 1; 306} 307 308 309static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 310{ 311 unsigned char data[12]; 312 u32 gpio; 313 314 struct saa7134_dev *dev = ir->c->adapter->algo_data; 315 316 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 317 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 318 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 319 320 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 321 322 if (0x400000 & ~gpio) 323 return 0; /* No button press */ 324 325 ir->c->addr = 0x5a >> 1; 326 327 if (12 != i2c_master_recv(ir->c, data, 12)) { 328 i2cdprintk("read error\n"); 329 return -EIO; 330 } 331 332 if (data[9] != (unsigned char)(~data[8])) 333 return 0; 334 335 *ir_raw = ((data[10] << 16) | (data[11] << 8) | (data[9] << 0)); 336 *ir_key = *ir_raw; 337 338 return 1; 339} 340 341/* Common (grey or coloured) pinnacle PCTV remote handling 342 * 343 */ 344static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw, 345 int parity_offset, int marker, int code_modulo) 346{ 347 unsigned char b[4]; 348 unsigned int start = 0,parity = 0,code = 0; 349 350 /* poll IR chip */ 351 if (4 != i2c_master_recv(ir->c, b, 4)) { 352 i2cdprintk("read error\n"); 353 return -EIO; 354 } 355 356 for (start = 0; start < ARRAY_SIZE(b); start++) { 357 if (b[start] == marker) { 358 code=b[(start+parity_offset + 1) % 4]; 359 parity=b[(start+parity_offset) % 4]; 360 } 361 } 362 363 /* Empty Request */ 364 if (parity == 0) 365 return 0; 366 367 /* Repeating... */ 368 if (ir->old == parity) 369 return 0; 370 371 ir->old = parity; 372 373 /* drop special codes when a key is held down a long time for the grey controller 374 In this case, the second bit of the code is asserted */ 375 if (marker == 0xfe && (code & 0x40)) 376 return 0; 377 378 code %= code_modulo; 379 380 *ir_raw = code; 381 *ir_key = code; 382 383 i2cdprintk("Pinnacle PCTV key %02x\n", code); 384 385 return 1; 386} 387 388/* The grey pinnacle PCTV remote 389 * 390 * There are one issue with this remote: 391 * - I2c packet does not change when the same key is pressed quickly. The workaround 392 * is to hold down each key for about half a second, so that another code is generated 393 * in the i2c packet, and the function can distinguish key presses. 394 * 395 * Sylvain Pasche <sylvain.pasche@gmail.com> 396 */ 397static int get_key_pinnacle_grey(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 398{ 399 400 return get_key_pinnacle(ir, ir_key, ir_raw, 1, 0xfe, 0xff); 401} 402 403 404/* The new pinnacle PCTV remote (with the colored buttons) 405 * 406 * Ricardo Cerqueira <v4l@cerqueira.org> 407 */ 408static int get_key_pinnacle_color(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw) 409{ 410 /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE 411 * 412 * this is the only value that results in 42 unique 413 * codes < 128 414 */ 415 416 return get_key_pinnacle(ir, ir_key, ir_raw, 2, 0x80, 0x88); 417} 418 419void saa7134_input_irq(struct saa7134_dev *dev) 420{ 421 struct saa7134_card_ir *ir; 422 423 if (!dev || !dev->remote) 424 return; 425 426 ir = dev->remote; 427 if (!ir->running) 428 return; 429 430 if (!ir->polling && !ir->raw_decode) { 431 build_key(dev); 432 } else if (ir->raw_decode) { 433 saa7134_raw_decode_irq(dev); 434 } 435} 436 437static void saa7134_input_timer(unsigned long data) 438{ 439 struct saa7134_dev *dev = (struct saa7134_dev *)data; 440 struct saa7134_card_ir *ir = dev->remote; 441 442 build_key(dev); 443 mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling)); 444} 445 446static void ir_raw_decode_timer_end(unsigned long data) 447{ 448 struct saa7134_dev *dev = (struct saa7134_dev *)data; 449 struct saa7134_card_ir *ir = dev->remote; 450 451 ir_raw_event_handle(dev->remote->dev); 452 453 ir->active = false; 454} 455 456static int __saa7134_ir_start(void *priv) 457{ 458 struct saa7134_dev *dev = priv; 459 struct saa7134_card_ir *ir; 460 461 if (!dev || !dev->remote) 462 return -EINVAL; 463 464 ir = dev->remote; 465 if (ir->running) 466 return 0; 467 468 /* Moved here from saa7134_input_init1() because the latter 469 * is not called on device resume */ 470 switch (dev->board) { 471 case SAA7134_BOARD_MD2819: 472 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: 473 case SAA7134_BOARD_AVERMEDIA_305: 474 case SAA7134_BOARD_AVERMEDIA_307: 475 case SAA7134_BOARD_AVERMEDIA_STUDIO_305: 476 case SAA7134_BOARD_AVERMEDIA_STUDIO_505: 477 case SAA7134_BOARD_AVERMEDIA_STUDIO_307: 478 case SAA7134_BOARD_AVERMEDIA_STUDIO_507: 479 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: 480 case SAA7134_BOARD_AVERMEDIA_GO_007_FM: 481 case SAA7134_BOARD_AVERMEDIA_M102: 482 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: 483 /* Without this we won't receive key up events */ 484 saa_setb(SAA7134_GPIO_GPMODE0, 0x4); 485 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4); 486 break; 487 case SAA7134_BOARD_AVERMEDIA_777: 488 case SAA7134_BOARD_AVERMEDIA_A16AR: 489 /* Without this we won't receive key up events */ 490 saa_setb(SAA7134_GPIO_GPMODE1, 0x1); 491 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); 492 break; 493 case SAA7134_BOARD_AVERMEDIA_A16D: 494 /* Without this we won't receive key up events */ 495 saa_setb(SAA7134_GPIO_GPMODE1, 0x1); 496 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); 497 break; 498 case SAA7134_BOARD_GOTVIEW_7135: 499 saa_setb(SAA7134_GPIO_GPMODE1, 0x80); 500 break; 501 } 502 503 ir->running = true; 504 ir->active = false; 505 506 if (ir->polling) { 507 setup_timer(&ir->timer, saa7134_input_timer, 508 (unsigned long)dev); 509 ir->timer.expires = jiffies + HZ; 510 add_timer(&ir->timer); 511 } else if (ir->raw_decode) { 512 /* set timer_end for code completion */ 513 setup_timer(&ir->timer, ir_raw_decode_timer_end, 514 (unsigned long)dev); 515 } 516 517 return 0; 518} 519 520static void __saa7134_ir_stop(void *priv) 521{ 522 struct saa7134_dev *dev = priv; 523 struct saa7134_card_ir *ir; 524 525 if (!dev || !dev->remote) 526 return; 527 528 ir = dev->remote; 529 if (!ir->running) 530 return; 531 532 if (ir->polling || ir->raw_decode) 533 del_timer_sync(&ir->timer); 534 535 ir->active = false; 536 ir->running = false; 537 538 return; 539} 540 541int saa7134_ir_start(struct saa7134_dev *dev) 542{ 543 if (dev->remote->users) 544 return __saa7134_ir_start(dev); 545 546 return 0; 547} 548 549void saa7134_ir_stop(struct saa7134_dev *dev) 550{ 551 if (dev->remote->users) 552 __saa7134_ir_stop(dev); 553} 554 555static int saa7134_ir_open(struct rc_dev *rc) 556{ 557 struct saa7134_dev *dev = rc->priv; 558 559 dev->remote->users++; 560 return __saa7134_ir_start(dev); 561} 562 563static void saa7134_ir_close(struct rc_dev *rc) 564{ 565 struct saa7134_dev *dev = rc->priv; 566 567 dev->remote->users--; 568 if (!dev->remote->users) 569 __saa7134_ir_stop(dev); 570} 571 572int saa7134_input_init1(struct saa7134_dev *dev) 573{ 574 struct saa7134_card_ir *ir; 575 struct rc_dev *rc; 576 char *ir_codes = NULL; 577 u32 mask_keycode = 0; 578 u32 mask_keydown = 0; 579 u32 mask_keyup = 0; 580 unsigned polling = 0; 581 bool raw_decode = false; 582 int err; 583 584 if (dev->has_remote != SAA7134_REMOTE_GPIO) 585 return -ENODEV; 586 if (disable_ir) 587 return -ENODEV; 588 589 /* detect & configure */ 590 switch (dev->board) { 591 case SAA7134_BOARD_FLYVIDEO2000: 592 case SAA7134_BOARD_FLYVIDEO3000: 593 case SAA7134_BOARD_FLYTVPLATINUM_FM: 594 case SAA7134_BOARD_FLYTVPLATINUM_MINI2: 595 case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM: 596 ir_codes = RC_MAP_FLYVIDEO; 597 mask_keycode = 0xEC00000; 598 mask_keydown = 0x0040000; 599 break; 600 case SAA7134_BOARD_CINERGY400: 601 case SAA7134_BOARD_CINERGY600: 602 case SAA7134_BOARD_CINERGY600_MK3: 603 ir_codes = RC_MAP_CINERGY; 604 mask_keycode = 0x00003f; 605 mask_keyup = 0x040000; 606 break; 607 case SAA7134_BOARD_ECS_TVP3XP: 608 case SAA7134_BOARD_ECS_TVP3XP_4CB5: 609 ir_codes = RC_MAP_EZTV; 610 mask_keycode = 0x00017c; 611 mask_keyup = 0x000002; 612 polling = 50; // ms 613 break; 614 case SAA7134_BOARD_KWORLD_XPERT: 615 case SAA7134_BOARD_AVACSSMARTTV: 616 ir_codes = RC_MAP_PIXELVIEW; 617 mask_keycode = 0x00001F; 618 mask_keyup = 0x000020; 619 polling = 50; // ms 620 break; 621 case SAA7134_BOARD_MD2819: 622 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: 623 case SAA7134_BOARD_AVERMEDIA_305: 624 case SAA7134_BOARD_AVERMEDIA_307: 625 case SAA7134_BOARD_AVERMEDIA_STUDIO_305: 626 case SAA7134_BOARD_AVERMEDIA_STUDIO_505: 627 case SAA7134_BOARD_AVERMEDIA_STUDIO_307: 628 case SAA7134_BOARD_AVERMEDIA_STUDIO_507: 629 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: 630 case SAA7134_BOARD_AVERMEDIA_GO_007_FM: 631 case SAA7134_BOARD_AVERMEDIA_M102: 632 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: 633 ir_codes = RC_MAP_AVERMEDIA; 634 mask_keycode = 0x0007C8; 635 mask_keydown = 0x000010; 636 polling = 50; // ms 637 /* GPIO stuff moved to __saa7134_ir_start() */ 638 break; 639 case SAA7134_BOARD_AVERMEDIA_M135A: 640 ir_codes = RC_MAP_AVERMEDIA_M135A; 641 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 642 mask_keyup = 0x0040000; 643 mask_keycode = 0xffff; 644 raw_decode = true; 645 break; 646 case SAA7134_BOARD_AVERMEDIA_M733A: 647 ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6; 648 mask_keydown = 0x0040000; 649 mask_keyup = 0x0040000; 650 mask_keycode = 0xffff; 651 raw_decode = true; 652 break; 653 case SAA7134_BOARD_AVERMEDIA_777: 654 case SAA7134_BOARD_AVERMEDIA_A16AR: 655 ir_codes = RC_MAP_AVERMEDIA; 656 mask_keycode = 0x02F200; 657 mask_keydown = 0x000400; 658 polling = 50; // ms 659 /* GPIO stuff moved to __saa7134_ir_start() */ 660 break; 661 case SAA7134_BOARD_AVERMEDIA_A16D: 662 ir_codes = RC_MAP_AVERMEDIA_A16D; 663 mask_keycode = 0x02F200; 664 mask_keydown = 0x000400; 665 polling = 50; /* ms */ 666 /* GPIO stuff moved to __saa7134_ir_start() */ 667 break; 668 case SAA7134_BOARD_KWORLD_TERMINATOR: 669 ir_codes = RC_MAP_PIXELVIEW; 670 mask_keycode = 0x00001f; 671 mask_keyup = 0x000060; 672 polling = 50; // ms 673 break; 674 case SAA7134_BOARD_MANLI_MTV001: 675 case SAA7134_BOARD_MANLI_MTV002: 676 ir_codes = RC_MAP_MANLI; 677 mask_keycode = 0x001f00; 678 mask_keyup = 0x004000; 679 polling = 50; /* ms */ 680 break; 681 case SAA7134_BOARD_BEHOLD_409FM: 682 case SAA7134_BOARD_BEHOLD_401: 683 case SAA7134_BOARD_BEHOLD_403: 684 case SAA7134_BOARD_BEHOLD_403FM: 685 case SAA7134_BOARD_BEHOLD_405: 686 case SAA7134_BOARD_BEHOLD_405FM: 687 case SAA7134_BOARD_BEHOLD_407: 688 case SAA7134_BOARD_BEHOLD_407FM: 689 case SAA7134_BOARD_BEHOLD_409: 690 case SAA7134_BOARD_BEHOLD_505FM: 691 case SAA7134_BOARD_BEHOLD_505RDS_MK5: 692 case SAA7134_BOARD_BEHOLD_505RDS_MK3: 693 case SAA7134_BOARD_BEHOLD_507_9FM: 694 case SAA7134_BOARD_BEHOLD_507RDS_MK3: 695 case SAA7134_BOARD_BEHOLD_507RDS_MK5: 696 ir_codes = RC_MAP_MANLI; 697 mask_keycode = 0x003f00; 698 mask_keyup = 0x004000; 699 polling = 50; /* ms */ 700 break; 701 case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM: 702 ir_codes = RC_MAP_BEHOLD_COLUMBUS; 703 mask_keycode = 0x003f00; 704 mask_keyup = 0x004000; 705 polling = 50; // ms 706 break; 707 case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS: 708 ir_codes = RC_MAP_PCTV_SEDNA; 709 mask_keycode = 0x001f00; 710 mask_keyup = 0x004000; 711 polling = 50; // ms 712 break; 713 case SAA7134_BOARD_GOTVIEW_7135: 714 ir_codes = RC_MAP_GOTVIEW7135; 715 mask_keycode = 0x0003CC; 716 mask_keydown = 0x000010; 717 polling = 5; /* ms */ 718 /* GPIO stuff moved to __saa7134_ir_start() */ 719 break; 720 case SAA7134_BOARD_VIDEOMATE_TV_PVR: 721 case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS: 722 case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII: 723 ir_codes = RC_MAP_VIDEOMATE_TV_PVR; 724 mask_keycode = 0x00003F; 725 mask_keyup = 0x400000; 726 polling = 50; // ms 727 break; 728 case SAA7134_BOARD_PROTEUS_2309: 729 ir_codes = RC_MAP_PROTEUS_2309; 730 mask_keycode = 0x00007F; 731 mask_keyup = 0x000080; 732 polling = 50; // ms 733 break; 734 case SAA7134_BOARD_VIDEOMATE_DVBT_300: 735 case SAA7134_BOARD_VIDEOMATE_DVBT_200: 736 ir_codes = RC_MAP_VIDEOMATE_TV_PVR; 737 mask_keycode = 0x003F00; 738 mask_keyup = 0x040000; 739 break; 740 case SAA7134_BOARD_FLYDVBS_LR300: 741 case SAA7134_BOARD_FLYDVBT_LR301: 742 case SAA7134_BOARD_FLYDVBTDUO: 743 ir_codes = RC_MAP_FLYDVB; 744 mask_keycode = 0x0001F00; 745 mask_keydown = 0x0040000; 746 break; 747 case SAA7134_BOARD_ASUSTeK_P7131_DUAL: 748 case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA: 749 case SAA7134_BOARD_ASUSTeK_P7131_ANALOG: 750 ir_codes = RC_MAP_ASUS_PC39; 751 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 752 mask_keyup = 0x0040000; 753 mask_keycode = 0xffff; 754 raw_decode = true; 755 break; 756 case SAA7134_BOARD_ENCORE_ENLTV: 757 case SAA7134_BOARD_ENCORE_ENLTV_FM: 758 ir_codes = RC_MAP_ENCORE_ENLTV; 759 mask_keycode = 0x00007f; 760 mask_keyup = 0x040000; 761 polling = 50; // ms 762 break; 763 case SAA7134_BOARD_ENCORE_ENLTV_FM53: 764 case SAA7134_BOARD_ENCORE_ENLTV_FM3: 765 ir_codes = RC_MAP_ENCORE_ENLTV_FM53; 766 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 767 mask_keyup = 0x0040000; 768 mask_keycode = 0xffff; 769 raw_decode = true; 770 break; 771 case SAA7134_BOARD_10MOONSTVMASTER3: 772 ir_codes = RC_MAP_ENCORE_ENLTV; 773 mask_keycode = 0x5f80000; 774 mask_keyup = 0x8000000; 775 polling = 50; //ms 776 break; 777 case SAA7134_BOARD_GENIUS_TVGO_A11MCE: 778 ir_codes = RC_MAP_GENIUS_TVGO_A11MCE; 779 mask_keycode = 0xff; 780 mask_keydown = 0xf00000; 781 polling = 50; /* ms */ 782 break; 783 case SAA7134_BOARD_REAL_ANGEL_220: 784 ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS; 785 mask_keycode = 0x3f00; 786 mask_keyup = 0x4000; 787 polling = 50; /* ms */ 788 break; 789 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: 790 ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG; 791 mask_keycode = 0x7f; 792 polling = 40; /* ms */ 793 break; 794 case SAA7134_BOARD_VIDEOMATE_S350: 795 ir_codes = RC_MAP_VIDEOMATE_S350; 796 mask_keycode = 0x003f00; 797 mask_keydown = 0x040000; 798 break; 799 case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S: 800 ir_codes = RC_MAP_WINFAST; 801 mask_keycode = 0x5f00; 802 mask_keyup = 0x020000; 803 polling = 50; /* ms */ 804 break; 805 case SAA7134_BOARD_VIDEOMATE_M1F: 806 ir_codes = RC_MAP_VIDEOMATE_K100; 807 mask_keycode = 0x0ff00; 808 mask_keyup = 0x040000; 809 break; 810 case SAA7134_BOARD_HAUPPAUGE_HVR1150: 811 case SAA7134_BOARD_HAUPPAUGE_HVR1120: 812 ir_codes = RC_MAP_HAUPPAUGE; 813 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 814 mask_keyup = 0x0040000; 815 mask_keycode = 0xffff; 816 raw_decode = true; 817 break; 818 } 819 if (NULL == ir_codes) { 820 printk("%s: Oops: IR config error [card=%d]\n", 821 dev->name, dev->board); 822 return -ENODEV; 823 } 824 825 ir = kzalloc(sizeof(*ir), GFP_KERNEL); 826 rc = rc_allocate_device(); 827 if (!ir || !rc) { 828 err = -ENOMEM; 829 goto err_out_free; 830 } 831 832 ir->dev = rc; 833 dev->remote = ir; 834 835 /* init hardware-specific stuff */ 836 ir->mask_keycode = mask_keycode; 837 ir->mask_keydown = mask_keydown; 838 ir->mask_keyup = mask_keyup; 839 ir->polling = polling; 840 ir->raw_decode = raw_decode; 841 842 /* init input device */ 843 snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)", 844 saa7134_boards[dev->board].name); 845 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", 846 pci_name(dev->pci)); 847 848 rc->priv = dev; 849 rc->open = saa7134_ir_open; 850 rc->close = saa7134_ir_close; 851 if (raw_decode) 852 rc->driver_type = RC_DRIVER_IR_RAW; 853 854 rc->input_name = ir->name; 855 rc->input_phys = ir->phys; 856 rc->input_id.bustype = BUS_PCI; 857 rc->input_id.version = 1; 858 if (dev->pci->subsystem_vendor) { 859 rc->input_id.vendor = dev->pci->subsystem_vendor; 860 rc->input_id.product = dev->pci->subsystem_device; 861 } else { 862 rc->input_id.vendor = dev->pci->vendor; 863 rc->input_id.product = dev->pci->device; 864 } 865 rc->dev.parent = &dev->pci->dev; 866 rc->map_name = ir_codes; 867 rc->driver_name = MODULE_NAME; 868 869 err = rc_register_device(rc); 870 if (err) 871 goto err_out_free; 872 873 return 0; 874 875err_out_free: 876 rc_free_device(rc); 877 dev->remote = NULL; 878 kfree(ir); 879 return err; 880} 881 882void saa7134_input_fini(struct saa7134_dev *dev) 883{ 884 if (NULL == dev->remote) 885 return; 886 887 saa7134_ir_stop(dev); 888 rc_unregister_device(dev->remote->dev); 889 kfree(dev->remote); 890 dev->remote = NULL; 891} 892 893void saa7134_probe_i2c_ir(struct saa7134_dev *dev) 894{ 895 struct i2c_board_info info; 896 struct i2c_msg msg_msi = { 897 .addr = 0x50, 898 .flags = I2C_M_RD, 899 .len = 0, 900 .buf = NULL, 901 }; 902 int rc; 903 904 if (disable_ir) { 905 dprintk("IR has been disabled, not probing for i2c remote\n"); 906 return; 907 } 908 909 memset(&info, 0, sizeof(struct i2c_board_info)); 910 memset(&dev->init_data, 0, sizeof(dev->init_data)); 911 strlcpy(info.type, "ir_video", I2C_NAME_SIZE); 912 913 switch (dev->board) { 914 case SAA7134_BOARD_PINNACLE_PCTV_110i: 915 case SAA7134_BOARD_PINNACLE_PCTV_310i: 916 dev->init_data.name = "Pinnacle PCTV"; 917 if (pinnacle_remote == 0) { 918 dev->init_data.get_key = get_key_pinnacle_color; 919 dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR; 920 info.addr = 0x47; 921 } else { 922 dev->init_data.get_key = get_key_pinnacle_grey; 923 dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY; 924 info.addr = 0x47; 925 } 926 break; 927 case SAA7134_BOARD_UPMOST_PURPLE_TV: 928 dev->init_data.name = "Purple TV"; 929 dev->init_data.get_key = get_key_purpletv; 930 dev->init_data.ir_codes = RC_MAP_PURPLETV; 931 info.addr = 0x7a; 932 break; 933 case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS: 934 dev->init_data.name = "MSI TV@nywhere Plus"; 935 dev->init_data.get_key = get_key_msi_tvanywhere_plus; 936 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS; 937 /* 938 * MSI TV@nyware Plus requires more frequent polling 939 * otherwise it will miss some keypresses 940 */ 941 dev->init_data.polling_interval = 50; 942 info.addr = 0x30; 943 /* MSI TV@nywhere Plus controller doesn't seem to 944 respond to probes unless we read something from 945 an existing device. Weird... 946 REVISIT: might no longer be needed */ 947 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); 948 dprintk("probe 0x%02x @ %s: %s\n", 949 msg_msi.addr, dev->i2c_adap.name, 950 (1 == rc) ? "yes" : "no"); 951 break; 952 case SAA7134_BOARD_KWORLD_PC150U: 953 /* copied and modified from MSI TV@nywhere Plus */ 954 dev->init_data.name = "Kworld PC150-U"; 955 dev->init_data.get_key = get_key_kworld_pc150u; 956 dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U; 957 info.addr = 0x30; 958 /* MSI TV@nywhere Plus controller doesn't seem to 959 respond to probes unless we read something from 960 an existing device. Weird... 961 REVISIT: might no longer be needed */ 962 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); 963 dprintk("probe 0x%02x @ %s: %s\n", 964 msg_msi.addr, dev->i2c_adap.name, 965 (1 == rc) ? "yes" : "no"); 966 break; 967 case SAA7134_BOARD_HAUPPAUGE_HVR1110: 968 dev->init_data.name = "HVR 1110"; 969 dev->init_data.get_key = get_key_hvr1110; 970 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE; 971 info.addr = 0x71; 972 break; 973 case SAA7134_BOARD_BEHOLD_607FM_MK3: 974 case SAA7134_BOARD_BEHOLD_607FM_MK5: 975 case SAA7134_BOARD_BEHOLD_609FM_MK3: 976 case SAA7134_BOARD_BEHOLD_609FM_MK5: 977 case SAA7134_BOARD_BEHOLD_607RDS_MK3: 978 case SAA7134_BOARD_BEHOLD_607RDS_MK5: 979 case SAA7134_BOARD_BEHOLD_609RDS_MK3: 980 case SAA7134_BOARD_BEHOLD_609RDS_MK5: 981 case SAA7134_BOARD_BEHOLD_M6: 982 case SAA7134_BOARD_BEHOLD_M63: 983 case SAA7134_BOARD_BEHOLD_M6_EXTRA: 984 case SAA7134_BOARD_BEHOLD_H6: 985 case SAA7134_BOARD_BEHOLD_X7: 986 case SAA7134_BOARD_BEHOLD_H7: 987 case SAA7134_BOARD_BEHOLD_A7: 988 dev->init_data.name = "BeholdTV"; 989 dev->init_data.get_key = get_key_beholdm6xx; 990 dev->init_data.ir_codes = RC_MAP_BEHOLD; 991 dev->init_data.type = RC_TYPE_NEC; 992 info.addr = 0x2d; 993 break; 994 case SAA7134_BOARD_AVERMEDIA_CARDBUS_501: 995 case SAA7134_BOARD_AVERMEDIA_CARDBUS_506: 996 info.addr = 0x40; 997 break; 998 case SAA7134_BOARD_FLYDVB_TRIO: 999 dev->init_data.name = "FlyDVB Trio"; 1000 dev->init_data.get_key = get_key_flydvb_trio; 1001 dev->init_data.ir_codes = RC_MAP_FLYDVB; 1002 info.addr = 0x0b; 1003 break; 1004 default: 1005 dprintk("No I2C IR support for board %x\n", dev->board); 1006 return; 1007 } 1008 1009 if (dev->init_data.name) 1010 info.platform_data = &dev->init_data; 1011 i2c_new_device(&dev->i2c_adap, &info); 1012} 1013 1014static int saa7134_raw_decode_irq(struct saa7134_dev *dev) 1015{ 1016 struct saa7134_card_ir *ir = dev->remote; 1017 unsigned long timeout; 1018 int space; 1019 1020 /* Generate initial event */ 1021 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 1022 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 1023 space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown; 1024 ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE); 1025 1026 /* 1027 * Wait 15 ms from the start of the first IR event before processing 1028 * the event. This time is enough for NEC protocol. May need adjustments 1029 * to work with other protocols. 1030 */ 1031 if (!ir->active) { 1032 timeout = jiffies + msecs_to_jiffies(15); 1033 mod_timer(&ir->timer, timeout); 1034 ir->active = true; 1035 } 1036 1037 return 1; 1038} 1039