saa7134-input.c (26844B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * 4 * handle saa7134 IR remotes via linux kernel input layer. 5 */ 6 7#include "saa7134.h" 8#include "saa7134-reg.h" 9 10#include <linux/module.h> 11#include <linux/init.h> 12#include <linux/delay.h> 13#include <linux/interrupt.h> 14#include <linux/slab.h> 15 16#define MODULE_NAME "saa7134" 17 18static unsigned int disable_ir; 19module_param(disable_ir, int, 0444); 20MODULE_PARM_DESC(disable_ir,"disable infrared remote support"); 21 22static unsigned int ir_debug; 23module_param(ir_debug, int, 0644); 24MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]"); 25 26static int pinnacle_remote; 27module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */ 28MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)"); 29 30#define input_dbg(fmt, arg...) do { \ 31 if (ir_debug) \ 32 printk(KERN_DEBUG pr_fmt("input: " fmt), ## arg); \ 33 } while (0) 34#define ir_dbg(ir, fmt, arg...) do { \ 35 if (ir_debug) \ 36 printk(KERN_DEBUG pr_fmt("ir %s: " fmt), ir->rc->device_name, \ 37 ## arg); \ 38 } while (0) 39 40/* Helper function for raw decoding at GPIO16 or GPIO18 */ 41static int saa7134_raw_decode_irq(struct saa7134_dev *dev); 42 43/* -------------------- GPIO generic keycode builder -------------------- */ 44 45static int build_key(struct saa7134_dev *dev) 46{ 47 struct saa7134_card_ir *ir = dev->remote; 48 u32 gpio, data; 49 50 /* here comes the additional handshake steps for some cards */ 51 switch (dev->board) { 52 case SAA7134_BOARD_GOTVIEW_7135: 53 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80); 54 saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80); 55 break; 56 } 57 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 58 saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); 59 saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN); 60 61 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 62 if (ir->polling) { 63 if (ir->last_gpio == gpio) 64 return 0; 65 ir->last_gpio = gpio; 66 } 67 68 data = ir_extract_bits(gpio, ir->mask_keycode); 69 input_dbg("build_key gpio=0x%x mask=0x%x data=%d\n", 70 gpio, ir->mask_keycode, data); 71 72 switch (dev->board) { 73 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: 74 if (data == ir->mask_keycode) 75 rc_keyup(ir->dev); 76 else 77 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 78 0); 79 return 0; 80 } 81 82 if (ir->polling) { 83 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || 84 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { 85 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 86 0); 87 } else { 88 rc_keyup(ir->dev); 89 } 90 } 91 else { /* IRQ driven mode - handle key press and release in one go */ 92 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) || 93 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) { 94 rc_keydown_notimeout(ir->dev, RC_PROTO_UNKNOWN, data, 95 0); 96 rc_keyup(ir->dev); 97 } 98 } 99 100 return 0; 101} 102 103/* --------------------- Chip specific I2C key builders ----------------- */ 104 105static int get_key_flydvb_trio(struct IR_i2c *ir, enum rc_proto *protocol, 106 u32 *scancode, u8 *toggle) 107{ 108 int gpio, rc; 109 int attempt = 0; 110 unsigned char b; 111 112 /* We need this to access GPI Used by the saa_readl macro. */ 113 struct saa7134_dev *dev = ir->c->adapter->algo_data; 114 115 if (dev == NULL) { 116 ir_dbg(ir, "get_key_flydvb_trio: ir->c->adapter->algo_data is NULL!\n"); 117 return -EIO; 118 } 119 120 /* rising SAA7134_GPIGPRESCAN reads the status */ 121 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 122 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 123 124 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 125 126 if (0x40000 & ~gpio) 127 return 0; /* No button press */ 128 129 /* poll IR chip */ 130 /* weak up the IR chip */ 131 b = 0; 132 133 while (1 != i2c_master_send(ir->c, &b, 1)) { 134 if ((attempt++) < 10) { 135 /* 136 * wait a bit for next attempt - 137 * I don't know how make it better 138 */ 139 msleep(10); 140 continue; 141 } 142 ir_dbg(ir, "send wake up byte to pic16C505 (IR chip)failed %dx\n", 143 attempt); 144 return -EIO; 145 } 146 rc = i2c_master_recv(ir->c, &b, 1); 147 if (rc != 1) { 148 ir_dbg(ir, "read error\n"); 149 if (rc < 0) 150 return rc; 151 return -EIO; 152 } 153 154 *protocol = RC_PROTO_UNKNOWN; 155 *scancode = b; 156 *toggle = 0; 157 return 1; 158} 159 160static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, 161 enum rc_proto *protocol, 162 u32 *scancode, u8 *toggle) 163{ 164 unsigned char b; 165 int gpio, rc; 166 167 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ 168 struct saa7134_dev *dev = ir->c->adapter->algo_data; 169 if (dev == NULL) { 170 ir_dbg(ir, "get_key_msi_tvanywhere_plus: ir->c->adapter->algo_data is NULL!\n"); 171 return -EIO; 172 } 173 174 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 175 176 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 177 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 178 179 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 180 181 /* GPIO&0x40 is pulsed low when a button is pressed. Don't do 182 I2C receive if gpio&0x40 is not low. */ 183 184 if (gpio & 0x40) 185 return 0; /* No button press */ 186 187 /* GPIO says there is a button press. Get it. */ 188 189 rc = i2c_master_recv(ir->c, &b, 1); 190 if (rc != 1) { 191 ir_dbg(ir, "read error\n"); 192 if (rc < 0) 193 return rc; 194 return -EIO; 195 } 196 197 /* No button press */ 198 199 if (b == 0xff) 200 return 0; 201 202 /* Button pressed */ 203 204 input_dbg("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b); 205 *protocol = RC_PROTO_UNKNOWN; 206 *scancode = b; 207 *toggle = 0; 208 return 1; 209} 210 211/* copied and modified from get_key_msi_tvanywhere_plus() */ 212static int get_key_kworld_pc150u(struct IR_i2c *ir, enum rc_proto *protocol, 213 u32 *scancode, u8 *toggle) 214{ 215 unsigned char b; 216 unsigned int gpio; 217 int rc; 218 219 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */ 220 struct saa7134_dev *dev = ir->c->adapter->algo_data; 221 if (dev == NULL) { 222 ir_dbg(ir, "get_key_kworld_pc150u: ir->c->adapter->algo_data is NULL!\n"); 223 return -EIO; 224 } 225 226 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 227 228 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 229 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 230 231 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 232 233 /* GPIO&0x100 is pulsed low when a button is pressed. Don't do 234 I2C receive if gpio&0x100 is not low. */ 235 236 if (gpio & 0x100) 237 return 0; /* No button press */ 238 239 /* GPIO says there is a button press. Get it. */ 240 241 rc = i2c_master_recv(ir->c, &b, 1); 242 if (rc != 1) { 243 ir_dbg(ir, "read error\n"); 244 if (rc < 0) 245 return rc; 246 return -EIO; 247 } 248 249 /* No button press */ 250 251 if (b == 0xff) 252 return 0; 253 254 /* Button pressed */ 255 256 input_dbg("get_key_kworld_pc150u: Key = 0x%02X\n", b); 257 *protocol = RC_PROTO_UNKNOWN; 258 *scancode = b; 259 *toggle = 0; 260 return 1; 261} 262 263static int get_key_purpletv(struct IR_i2c *ir, enum rc_proto *protocol, 264 u32 *scancode, u8 *toggle) 265{ 266 int rc; 267 unsigned char b; 268 269 /* poll IR chip */ 270 rc = i2c_master_recv(ir->c, &b, 1); 271 if (rc != 1) { 272 ir_dbg(ir, "read error\n"); 273 if (rc < 0) 274 return rc; 275 return -EIO; 276 } 277 278 /* no button press */ 279 if (b==0) 280 return 0; 281 282 /* repeating */ 283 if (b & 0x80) 284 return 1; 285 286 *protocol = RC_PROTO_UNKNOWN; 287 *scancode = b; 288 *toggle = 0; 289 return 1; 290} 291 292static int get_key_beholdm6xx(struct IR_i2c *ir, enum rc_proto *protocol, 293 u32 *scancode, u8 *toggle) 294{ 295 int rc; 296 unsigned char data[12]; 297 u32 gpio; 298 299 struct saa7134_dev *dev = ir->c->adapter->algo_data; 300 301 /* rising SAA7134_GPIO_GPRESCAN reads the status */ 302 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 303 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 304 305 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2); 306 307 if (0x400000 & ~gpio) 308 return 0; /* No button press */ 309 310 ir->c->addr = 0x5a >> 1; 311 312 rc = i2c_master_recv(ir->c, data, 12); 313 if (rc != 12) { 314 ir_dbg(ir, "read error\n"); 315 if (rc < 0) 316 return rc; 317 return -EIO; 318 } 319 320 if (data[9] != (unsigned char)(~data[8])) 321 return 0; 322 323 *protocol = RC_PROTO_NECX; 324 *scancode = RC_SCANCODE_NECX(data[11] << 8 | data[10], data[9]); 325 *toggle = 0; 326 return 1; 327} 328 329/* Common (grey or coloured) pinnacle PCTV remote handling 330 * 331 */ 332static int get_key_pinnacle(struct IR_i2c *ir, enum rc_proto *protocol, 333 u32 *scancode, u8 *toggle, int parity_offset, 334 int marker, int code_modulo) 335{ 336 int rc; 337 unsigned char b[4]; 338 unsigned int start = 0,parity = 0,code = 0; 339 340 /* poll IR chip */ 341 rc = i2c_master_recv(ir->c, b, 4); 342 if (rc != 4) { 343 ir_dbg(ir, "read error\n"); 344 if (rc < 0) 345 return rc; 346 return -EIO; 347 } 348 349 for (start = 0; start < ARRAY_SIZE(b); start++) { 350 if (b[start] == marker) { 351 code=b[(start+parity_offset + 1) % 4]; 352 parity=b[(start+parity_offset) % 4]; 353 } 354 } 355 356 /* Empty Request */ 357 if (parity == 0) 358 return 0; 359 360 /* Repeating... */ 361 if (ir->old == parity) 362 return 0; 363 364 ir->old = parity; 365 366 /* drop special codes when a key is held down a long time for the grey controller 367 In this case, the second bit of the code is asserted */ 368 if (marker == 0xfe && (code & 0x40)) 369 return 0; 370 371 code %= code_modulo; 372 373 *protocol = RC_PROTO_UNKNOWN; 374 *scancode = code; 375 *toggle = 0; 376 377 ir_dbg(ir, "Pinnacle PCTV key %02x\n", code); 378 return 1; 379} 380 381/* The grey pinnacle PCTV remote 382 * 383 * There are one issue with this remote: 384 * - I2c packet does not change when the same key is pressed quickly. The workaround 385 * is to hold down each key for about half a second, so that another code is generated 386 * in the i2c packet, and the function can distinguish key presses. 387 * 388 * Sylvain Pasche <sylvain.pasche@gmail.com> 389 */ 390static int get_key_pinnacle_grey(struct IR_i2c *ir, enum rc_proto *protocol, 391 u32 *scancode, u8 *toggle) 392{ 393 394 return get_key_pinnacle(ir, protocol, scancode, toggle, 1, 0xfe, 0xff); 395} 396 397 398/* The new pinnacle PCTV remote (with the colored buttons) 399 * 400 * Ricardo Cerqueira <v4l@cerqueira.org> 401 */ 402static int get_key_pinnacle_color(struct IR_i2c *ir, enum rc_proto *protocol, 403 u32 *scancode, u8 *toggle) 404{ 405 /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE 406 * 407 * this is the only value that results in 42 unique 408 * codes < 128 409 */ 410 411 return get_key_pinnacle(ir, protocol, scancode, toggle, 2, 0x80, 0x88); 412} 413 414void saa7134_input_irq(struct saa7134_dev *dev) 415{ 416 struct saa7134_card_ir *ir; 417 418 if (!dev || !dev->remote) 419 return; 420 421 ir = dev->remote; 422 if (!ir->running) 423 return; 424 425 if (!ir->polling && !ir->raw_decode) { 426 build_key(dev); 427 } else if (ir->raw_decode) { 428 saa7134_raw_decode_irq(dev); 429 } 430} 431 432static void saa7134_input_timer(struct timer_list *t) 433{ 434 struct saa7134_card_ir *ir = from_timer(ir, t, timer); 435 struct saa7134_dev *dev = ir->dev->priv; 436 437 build_key(dev); 438 mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling)); 439} 440 441int saa7134_ir_open(struct rc_dev *rc) 442{ 443 struct saa7134_dev *dev = rc->priv; 444 struct saa7134_card_ir *ir = dev->remote; 445 446 /* Moved here from saa7134_input_init1() because the latter 447 * is not called on device resume */ 448 switch (dev->board) { 449 case SAA7134_BOARD_MD2819: 450 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: 451 case SAA7134_BOARD_AVERMEDIA_305: 452 case SAA7134_BOARD_AVERMEDIA_307: 453 case SAA7134_BOARD_AVERMEDIA_505: 454 case SAA7134_BOARD_AVERMEDIA_STUDIO_305: 455 case SAA7134_BOARD_AVERMEDIA_STUDIO_505: 456 case SAA7134_BOARD_AVERMEDIA_STUDIO_307: 457 case SAA7134_BOARD_AVERMEDIA_STUDIO_507: 458 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: 459 case SAA7134_BOARD_AVERMEDIA_GO_007_FM: 460 case SAA7134_BOARD_AVERMEDIA_M102: 461 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: 462 /* Without this we won't receive key up events */ 463 saa_setb(SAA7134_GPIO_GPMODE0, 0x4); 464 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4); 465 break; 466 case SAA7134_BOARD_AVERMEDIA_777: 467 case SAA7134_BOARD_AVERMEDIA_A16AR: 468 /* Without this we won't receive key up events */ 469 saa_setb(SAA7134_GPIO_GPMODE1, 0x1); 470 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); 471 break; 472 case SAA7134_BOARD_AVERMEDIA_A16D: 473 /* Without this we won't receive key up events */ 474 saa_setb(SAA7134_GPIO_GPMODE1, 0x1); 475 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1); 476 break; 477 case SAA7134_BOARD_GOTVIEW_7135: 478 saa_setb(SAA7134_GPIO_GPMODE1, 0x80); 479 break; 480 } 481 482 ir->running = true; 483 484 if (ir->polling) { 485 timer_setup(&ir->timer, saa7134_input_timer, 0); 486 ir->timer.expires = jiffies + HZ; 487 add_timer(&ir->timer); 488 } 489 490 return 0; 491} 492 493void saa7134_ir_close(struct rc_dev *rc) 494{ 495 struct saa7134_dev *dev = rc->priv; 496 struct saa7134_card_ir *ir = dev->remote; 497 498 if (ir->polling) 499 del_timer_sync(&ir->timer); 500 501 ir->running = false; 502} 503 504int saa7134_input_init1(struct saa7134_dev *dev) 505{ 506 struct saa7134_card_ir *ir; 507 struct rc_dev *rc; 508 char *ir_codes = NULL; 509 u32 mask_keycode = 0; 510 u32 mask_keydown = 0; 511 u32 mask_keyup = 0; 512 unsigned polling = 0; 513 bool raw_decode = false; 514 int err; 515 516 if (dev->has_remote != SAA7134_REMOTE_GPIO) 517 return -ENODEV; 518 if (disable_ir) 519 return -ENODEV; 520 521 /* detect & configure */ 522 switch (dev->board) { 523 case SAA7134_BOARD_FLYVIDEO2000: 524 case SAA7134_BOARD_FLYVIDEO3000: 525 case SAA7134_BOARD_FLYTVPLATINUM_FM: 526 case SAA7134_BOARD_FLYTVPLATINUM_MINI2: 527 case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM: 528 ir_codes = RC_MAP_FLYVIDEO; 529 mask_keycode = 0xEC00000; 530 mask_keydown = 0x0040000; 531 break; 532 case SAA7134_BOARD_CINERGY400: 533 case SAA7134_BOARD_CINERGY600: 534 case SAA7134_BOARD_CINERGY600_MK3: 535 ir_codes = RC_MAP_CINERGY; 536 mask_keycode = 0x00003f; 537 mask_keyup = 0x040000; 538 break; 539 case SAA7134_BOARD_ECS_TVP3XP: 540 case SAA7134_BOARD_ECS_TVP3XP_4CB5: 541 ir_codes = RC_MAP_EZTV; 542 mask_keycode = 0x00017c; 543 mask_keyup = 0x000002; 544 polling = 50; // ms 545 break; 546 case SAA7134_BOARD_KWORLD_XPERT: 547 case SAA7134_BOARD_AVACSSMARTTV: 548 ir_codes = RC_MAP_PIXELVIEW; 549 mask_keycode = 0x00001F; 550 mask_keyup = 0x000020; 551 polling = 50; // ms 552 break; 553 case SAA7134_BOARD_MD2819: 554 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT: 555 case SAA7134_BOARD_AVERMEDIA_305: 556 case SAA7134_BOARD_AVERMEDIA_307: 557 case SAA7134_BOARD_AVERMEDIA_505: 558 case SAA7134_BOARD_AVERMEDIA_STUDIO_305: 559 case SAA7134_BOARD_AVERMEDIA_STUDIO_505: 560 case SAA7134_BOARD_AVERMEDIA_STUDIO_307: 561 case SAA7134_BOARD_AVERMEDIA_STUDIO_507: 562 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA: 563 case SAA7134_BOARD_AVERMEDIA_GO_007_FM: 564 case SAA7134_BOARD_AVERMEDIA_M102: 565 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS: 566 ir_codes = RC_MAP_AVERMEDIA; 567 mask_keycode = 0x0007C8; 568 mask_keydown = 0x000010; 569 polling = 50; // ms 570 /* GPIO stuff moved to saa7134_ir_open() */ 571 break; 572 case SAA7134_BOARD_AVERMEDIA_M135A: 573 ir_codes = RC_MAP_AVERMEDIA_M135A; 574 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 575 mask_keyup = 0x0040000; 576 mask_keycode = 0xffff; 577 raw_decode = true; 578 break; 579 case SAA7134_BOARD_AVERMEDIA_M733A: 580 ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6; 581 mask_keydown = 0x0040000; 582 mask_keyup = 0x0040000; 583 mask_keycode = 0xffff; 584 raw_decode = true; 585 break; 586 case SAA7134_BOARD_AVERMEDIA_777: 587 case SAA7134_BOARD_AVERMEDIA_A16AR: 588 ir_codes = RC_MAP_AVERMEDIA; 589 mask_keycode = 0x02F200; 590 mask_keydown = 0x000400; 591 polling = 50; // ms 592 /* GPIO stuff moved to saa7134_ir_open() */ 593 break; 594 case SAA7134_BOARD_AVERMEDIA_A16D: 595 ir_codes = RC_MAP_AVERMEDIA_A16D; 596 mask_keycode = 0x02F200; 597 mask_keydown = 0x000400; 598 polling = 50; /* ms */ 599 /* GPIO stuff moved to saa7134_ir_open() */ 600 break; 601 case SAA7134_BOARD_KWORLD_TERMINATOR: 602 ir_codes = RC_MAP_PIXELVIEW; 603 mask_keycode = 0x00001f; 604 mask_keyup = 0x000060; 605 polling = 50; // ms 606 break; 607 case SAA7134_BOARD_MANLI_MTV001: 608 case SAA7134_BOARD_MANLI_MTV002: 609 ir_codes = RC_MAP_MANLI; 610 mask_keycode = 0x001f00; 611 mask_keyup = 0x004000; 612 polling = 50; /* ms */ 613 break; 614 case SAA7134_BOARD_BEHOLD_409FM: 615 case SAA7134_BOARD_BEHOLD_401: 616 case SAA7134_BOARD_BEHOLD_403: 617 case SAA7134_BOARD_BEHOLD_403FM: 618 case SAA7134_BOARD_BEHOLD_405: 619 case SAA7134_BOARD_BEHOLD_405FM: 620 case SAA7134_BOARD_BEHOLD_407: 621 case SAA7134_BOARD_BEHOLD_407FM: 622 case SAA7134_BOARD_BEHOLD_409: 623 case SAA7134_BOARD_BEHOLD_505FM: 624 case SAA7134_BOARD_BEHOLD_505RDS_MK5: 625 case SAA7134_BOARD_BEHOLD_505RDS_MK3: 626 case SAA7134_BOARD_BEHOLD_507_9FM: 627 case SAA7134_BOARD_BEHOLD_507RDS_MK3: 628 case SAA7134_BOARD_BEHOLD_507RDS_MK5: 629 ir_codes = RC_MAP_MANLI; 630 mask_keycode = 0x003f00; 631 mask_keyup = 0x004000; 632 polling = 50; /* ms */ 633 break; 634 case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM: 635 ir_codes = RC_MAP_BEHOLD_COLUMBUS; 636 mask_keycode = 0x003f00; 637 mask_keyup = 0x004000; 638 polling = 50; // ms 639 break; 640 case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS: 641 ir_codes = RC_MAP_PCTV_SEDNA; 642 mask_keycode = 0x001f00; 643 mask_keyup = 0x004000; 644 polling = 50; // ms 645 break; 646 case SAA7134_BOARD_GOTVIEW_7135: 647 ir_codes = RC_MAP_GOTVIEW7135; 648 mask_keycode = 0x0003CC; 649 mask_keydown = 0x000010; 650 polling = 5; /* ms */ 651 /* GPIO stuff moved to saa7134_ir_open() */ 652 break; 653 case SAA7134_BOARD_VIDEOMATE_TV_PVR: 654 case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS: 655 case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII: 656 ir_codes = RC_MAP_VIDEOMATE_TV_PVR; 657 mask_keycode = 0x00003F; 658 mask_keyup = 0x400000; 659 polling = 50; // ms 660 break; 661 case SAA7134_BOARD_PROTEUS_2309: 662 ir_codes = RC_MAP_PROTEUS_2309; 663 mask_keycode = 0x00007F; 664 mask_keyup = 0x000080; 665 polling = 50; // ms 666 break; 667 case SAA7134_BOARD_VIDEOMATE_DVBT_300: 668 case SAA7134_BOARD_VIDEOMATE_DVBT_200: 669 ir_codes = RC_MAP_VIDEOMATE_TV_PVR; 670 mask_keycode = 0x003F00; 671 mask_keyup = 0x040000; 672 break; 673 case SAA7134_BOARD_FLYDVBS_LR300: 674 case SAA7134_BOARD_FLYDVBT_LR301: 675 case SAA7134_BOARD_FLYDVBTDUO: 676 ir_codes = RC_MAP_FLYDVB; 677 mask_keycode = 0x0001F00; 678 mask_keydown = 0x0040000; 679 break; 680 case SAA7134_BOARD_ASUSTeK_P7131_DUAL: 681 case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA: 682 case SAA7134_BOARD_ASUSTeK_P7131_ANALOG: 683 ir_codes = RC_MAP_ASUS_PC39; 684 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 685 mask_keyup = 0x0040000; 686 mask_keycode = 0xffff; 687 raw_decode = true; 688 break; 689 case SAA7134_BOARD_ASUSTeK_PS3_100: 690 ir_codes = RC_MAP_ASUS_PS3_100; 691 mask_keydown = 0x0040000; 692 mask_keyup = 0x0040000; 693 mask_keycode = 0xffff; 694 raw_decode = true; 695 break; 696 case SAA7134_BOARD_ENCORE_ENLTV: 697 case SAA7134_BOARD_ENCORE_ENLTV_FM: 698 ir_codes = RC_MAP_ENCORE_ENLTV; 699 mask_keycode = 0x00007f; 700 mask_keyup = 0x040000; 701 polling = 50; // ms 702 break; 703 case SAA7134_BOARD_ENCORE_ENLTV_FM53: 704 case SAA7134_BOARD_ENCORE_ENLTV_FM3: 705 ir_codes = RC_MAP_ENCORE_ENLTV_FM53; 706 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 707 mask_keyup = 0x0040000; 708 mask_keycode = 0xffff; 709 raw_decode = true; 710 break; 711 case SAA7134_BOARD_10MOONSTVMASTER3: 712 ir_codes = RC_MAP_ENCORE_ENLTV; 713 mask_keycode = 0x5f80000; 714 mask_keyup = 0x8000000; 715 polling = 50; //ms 716 break; 717 case SAA7134_BOARD_GENIUS_TVGO_A11MCE: 718 ir_codes = RC_MAP_GENIUS_TVGO_A11MCE; 719 mask_keycode = 0xff; 720 mask_keydown = 0xf00000; 721 polling = 50; /* ms */ 722 break; 723 case SAA7134_BOARD_REAL_ANGEL_220: 724 ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS; 725 mask_keycode = 0x3f00; 726 mask_keyup = 0x4000; 727 polling = 50; /* ms */ 728 break; 729 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG: 730 ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG; 731 mask_keycode = 0x7f; 732 polling = 40; /* ms */ 733 break; 734 case SAA7134_BOARD_VIDEOMATE_S350: 735 ir_codes = RC_MAP_VIDEOMATE_S350; 736 mask_keycode = 0x003f00; 737 mask_keydown = 0x040000; 738 break; 739 case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S: 740 ir_codes = RC_MAP_WINFAST; 741 mask_keycode = 0x5f00; 742 mask_keyup = 0x020000; 743 polling = 50; /* ms */ 744 break; 745 case SAA7134_BOARD_VIDEOMATE_M1F: 746 ir_codes = RC_MAP_VIDEOMATE_K100; 747 mask_keycode = 0x0ff00; 748 mask_keyup = 0x040000; 749 break; 750 case SAA7134_BOARD_HAUPPAUGE_HVR1150: 751 case SAA7134_BOARD_HAUPPAUGE_HVR1120: 752 ir_codes = RC_MAP_HAUPPAUGE; 753 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 754 mask_keyup = 0x0040000; 755 mask_keycode = 0xffff; 756 raw_decode = true; 757 break; 758 case SAA7134_BOARD_LEADTEK_WINFAST_TV2100_FM: 759 ir_codes = RC_MAP_LEADTEK_Y04G0051; 760 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */ 761 mask_keyup = 0x0040000; 762 mask_keycode = 0xffff; 763 raw_decode = true; 764 break; 765 } 766 if (NULL == ir_codes) { 767 pr_err("Oops: IR config error [card=%d]\n", dev->board); 768 return -ENODEV; 769 } 770 771 ir = kzalloc(sizeof(*ir), GFP_KERNEL); 772 rc = rc_allocate_device(RC_DRIVER_SCANCODE); 773 if (!ir || !rc) { 774 err = -ENOMEM; 775 goto err_out_free; 776 } 777 778 ir->dev = rc; 779 dev->remote = ir; 780 781 /* init hardware-specific stuff */ 782 ir->mask_keycode = mask_keycode; 783 ir->mask_keydown = mask_keydown; 784 ir->mask_keyup = mask_keyup; 785 ir->polling = polling; 786 ir->raw_decode = raw_decode; 787 788 /* init input device */ 789 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", 790 pci_name(dev->pci)); 791 792 rc->priv = dev; 793 rc->open = saa7134_ir_open; 794 rc->close = saa7134_ir_close; 795 if (raw_decode) { 796 rc->driver_type = RC_DRIVER_IR_RAW; 797 rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; 798 } 799 800 rc->device_name = saa7134_boards[dev->board].name; 801 rc->input_phys = ir->phys; 802 rc->input_id.bustype = BUS_PCI; 803 rc->input_id.version = 1; 804 if (dev->pci->subsystem_vendor) { 805 rc->input_id.vendor = dev->pci->subsystem_vendor; 806 rc->input_id.product = dev->pci->subsystem_device; 807 } else { 808 rc->input_id.vendor = dev->pci->vendor; 809 rc->input_id.product = dev->pci->device; 810 } 811 rc->dev.parent = &dev->pci->dev; 812 rc->map_name = ir_codes; 813 rc->driver_name = MODULE_NAME; 814 rc->min_timeout = 1; 815 rc->timeout = IR_DEFAULT_TIMEOUT; 816 rc->max_timeout = 10 * IR_DEFAULT_TIMEOUT; 817 818 err = rc_register_device(rc); 819 if (err) 820 goto err_out_free; 821 822 return 0; 823 824err_out_free: 825 rc_free_device(rc); 826 dev->remote = NULL; 827 kfree(ir); 828 return err; 829} 830 831void saa7134_input_fini(struct saa7134_dev *dev) 832{ 833 if (NULL == dev->remote) 834 return; 835 836 rc_unregister_device(dev->remote->dev); 837 kfree(dev->remote); 838 dev->remote = NULL; 839} 840 841void saa7134_probe_i2c_ir(struct saa7134_dev *dev) 842{ 843 struct i2c_board_info info; 844 struct i2c_msg msg_msi = { 845 .addr = 0x50, 846 .flags = I2C_M_RD, 847 .len = 0, 848 .buf = NULL, 849 }; 850 int rc; 851 852 if (disable_ir) { 853 input_dbg("IR has been disabled, not probing for i2c remote\n"); 854 return; 855 } 856 857 memset(&info, 0, sizeof(struct i2c_board_info)); 858 memset(&dev->init_data, 0, sizeof(dev->init_data)); 859 strscpy(info.type, "ir_video", I2C_NAME_SIZE); 860 861 switch (dev->board) { 862 case SAA7134_BOARD_PINNACLE_PCTV_110i: 863 case SAA7134_BOARD_PINNACLE_PCTV_310i: 864 dev->init_data.name = "Pinnacle PCTV"; 865 if (pinnacle_remote == 0) { 866 dev->init_data.get_key = get_key_pinnacle_color; 867 dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR; 868 info.addr = 0x47; 869 } else { 870 dev->init_data.get_key = get_key_pinnacle_grey; 871 dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY; 872 info.addr = 0x47; 873 } 874 break; 875 case SAA7134_BOARD_UPMOST_PURPLE_TV: 876 dev->init_data.name = "Purple TV"; 877 dev->init_data.get_key = get_key_purpletv; 878 dev->init_data.ir_codes = RC_MAP_PURPLETV; 879 info.addr = 0x7a; 880 break; 881 case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS: 882 dev->init_data.name = "MSI TV@nywhere Plus"; 883 dev->init_data.get_key = get_key_msi_tvanywhere_plus; 884 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS; 885 /* 886 * MSI TV@nyware Plus requires more frequent polling 887 * otherwise it will miss some keypresses 888 */ 889 dev->init_data.polling_interval = 50; 890 info.addr = 0x30; 891 /* MSI TV@nywhere Plus controller doesn't seem to 892 respond to probes unless we read something from 893 an existing device. Weird... 894 REVISIT: might no longer be needed */ 895 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); 896 input_dbg("probe 0x%02x @ %s: %s\n", 897 msg_msi.addr, dev->i2c_adap.name, 898 (1 == rc) ? "yes" : "no"); 899 break; 900 case SAA7134_BOARD_SNAZIO_TVPVR_PRO: 901 dev->init_data.name = "SnaZio* TVPVR PRO"; 902 dev->init_data.get_key = get_key_msi_tvanywhere_plus; 903 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS; 904 /* 905 * MSI TV@nyware Plus requires more frequent polling 906 * otherwise it will miss some keypresses 907 */ 908 dev->init_data.polling_interval = 50; 909 info.addr = 0x30; 910 /* 911 * MSI TV@nywhere Plus controller doesn't seem to 912 * respond to probes unless we read something from 913 * an existing device. Weird... 914 * REVISIT: might no longer be needed 915 */ 916 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); 917 input_dbg("probe 0x%02x @ %s: %s\n", 918 msg_msi.addr, dev->i2c_adap.name, 919 (rc == 1) ? "yes" : "no"); 920 break; 921 case SAA7134_BOARD_KWORLD_PC150U: 922 /* copied and modified from MSI TV@nywhere Plus */ 923 dev->init_data.name = "Kworld PC150-U"; 924 dev->init_data.get_key = get_key_kworld_pc150u; 925 dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U; 926 info.addr = 0x30; 927 /* MSI TV@nywhere Plus controller doesn't seem to 928 respond to probes unless we read something from 929 an existing device. Weird... 930 REVISIT: might no longer be needed */ 931 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1); 932 input_dbg("probe 0x%02x @ %s: %s\n", 933 msg_msi.addr, dev->i2c_adap.name, 934 (1 == rc) ? "yes" : "no"); 935 break; 936 case SAA7134_BOARD_HAUPPAUGE_HVR1110: 937 dev->init_data.name = saa7134_boards[dev->board].name; 938 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE; 939 dev->init_data.type = RC_PROTO_BIT_RC5 | 940 RC_PROTO_BIT_RC6_MCE | RC_PROTO_BIT_RC6_6A_32; 941 dev->init_data.internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR; 942 info.addr = 0x71; 943 break; 944 case SAA7134_BOARD_BEHOLD_607FM_MK3: 945 case SAA7134_BOARD_BEHOLD_607FM_MK5: 946 case SAA7134_BOARD_BEHOLD_609FM_MK3: 947 case SAA7134_BOARD_BEHOLD_609FM_MK5: 948 case SAA7134_BOARD_BEHOLD_607RDS_MK3: 949 case SAA7134_BOARD_BEHOLD_607RDS_MK5: 950 case SAA7134_BOARD_BEHOLD_609RDS_MK3: 951 case SAA7134_BOARD_BEHOLD_609RDS_MK5: 952 case SAA7134_BOARD_BEHOLD_M6: 953 case SAA7134_BOARD_BEHOLD_M63: 954 case SAA7134_BOARD_BEHOLD_M6_EXTRA: 955 case SAA7134_BOARD_BEHOLD_H6: 956 case SAA7134_BOARD_BEHOLD_X7: 957 case SAA7134_BOARD_BEHOLD_H7: 958 case SAA7134_BOARD_BEHOLD_A7: 959 dev->init_data.name = "BeholdTV"; 960 dev->init_data.get_key = get_key_beholdm6xx; 961 dev->init_data.ir_codes = RC_MAP_BEHOLD; 962 dev->init_data.type = RC_PROTO_BIT_NECX; 963 info.addr = 0x2d; 964 break; 965 case SAA7134_BOARD_AVERMEDIA_CARDBUS_501: 966 case SAA7134_BOARD_AVERMEDIA_CARDBUS_506: 967 info.addr = 0x40; 968 break; 969 case SAA7134_BOARD_AVERMEDIA_A706: 970 info.addr = 0x41; 971 break; 972 case SAA7134_BOARD_FLYDVB_TRIO: 973 dev->init_data.name = "FlyDVB Trio"; 974 dev->init_data.get_key = get_key_flydvb_trio; 975 dev->init_data.ir_codes = RC_MAP_FLYDVB; 976 info.addr = 0x0b; 977 break; 978 default: 979 input_dbg("No I2C IR support for board %x\n", dev->board); 980 return; 981 } 982 983 if (dev->init_data.name) 984 info.platform_data = &dev->init_data; 985 i2c_new_client_device(&dev->i2c_adap, &info); 986} 987 988static int saa7134_raw_decode_irq(struct saa7134_dev *dev) 989{ 990 struct saa7134_card_ir *ir = dev->remote; 991 int space; 992 993 /* Generate initial event */ 994 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 995 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN); 996 space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown; 997 ir_raw_event_store_edge(dev->remote->dev, !space); 998 999 return 1; 1000}