Pileus Git - ~andy/linux/blob - drivers/media/video/saa7134/saa7134-input.c

   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
  32 static unsigned int disable_ir;
  33 module_param(disable_ir, int, 0444);
  34 MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
  35
  36 static unsigned int ir_debug;
  37 module_param(ir_debug, int, 0644);
  38 MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
  39
  40 static int pinnacle_remote;
  41 module_param(pinnacle_remote, int, 0644);    /* Choose Pinnacle PCTV remote */
  42 MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)");
  43
  44 static int ir_rc5_remote_gap = 885;
  45 module_param(ir_rc5_remote_gap, int, 0644);
  46
  47 static unsigned int disable_other_ir;
  48 module_param(disable_other_ir, int, 0644);
  49 MODULE_PARM_DESC(disable_other_ir, "disable full codes of "
  50     "alternative remotes from other manufacturers");
  51
  52 #define dprintk(fmt, arg...)    if (ir_debug) \
  53         printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg)
  54 #define i2cdprintk(fmt, arg...)    if (ir_debug) \
  55         printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg)
  56
  57 /* Helper function for raw decoding at GPIO16 or GPIO18 */
  58 static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
  59
  60 /* -------------------- GPIO generic keycode builder -------------------- */
  61
  62 static int build_key(struct saa7134_dev *dev)
  63 {
  64         struct card_ir *ir = dev->remote;
  65         u32 gpio, data;
  66
  67         /* here comes the additional handshake steps for some cards */
  68         switch (dev->board) {
  69         case SAA7134_BOARD_GOTVIEW_7135:
  70                 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80);
  71                 saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80);
  72                 break;
  73         }
  74         /* rising SAA7134_GPIO_GPRESCAN reads the status */
  75         saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
  76         saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
  77
  78         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
  79         if (ir->polling) {
  80                 if (ir->last_gpio == gpio)
  81                         return 0;
  82                 ir->last_gpio = gpio;
  83         }
  84
  85         data = ir_extract_bits(gpio, ir->mask_keycode);
  86         dprintk("build_key gpio=0x%x mask=0x%x data=%d\n",
  87                 gpio, ir->mask_keycode, data);
  88
  89         switch (dev->board) {
  90         case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
  91                 if (data == ir->mask_keycode)
  92                         ir_keyup(ir->dev);
  93                 else
  94                         ir_keydown_notimeout(ir->dev, data, 0);
  95                 return 0;
  96         }
  97
  98         if (ir->polling) {
  99                 if ((ir->mask_keydown  &&  (0 != (gpio & ir->mask_keydown))) ||
 100                     (ir->mask_keyup    &&  (0 == (gpio & ir->mask_keyup)))) {
 101                         ir_keydown_notimeout(ir->dev, data, 0);
 102                 } else {
 103                         ir_keyup(ir->dev);
 104                 }
 105         }
 106         else {  /* IRQ driven mode - handle key press and release in one go */
 107                 if ((ir->mask_keydown  &&  (0 != (gpio & ir->mask_keydown))) ||
 108                     (ir->mask_keyup    &&  (0 == (gpio & ir->mask_keyup)))) {
 109                         ir_keydown_notimeout(ir->dev, data, 0);
 110                         ir_keyup(ir->dev);
 111                 }
 112         }
 113
 114         return 0;
 115 }
 116
 117 /* --------------------- Chip specific I2C key builders ----------------- */
 118
 119 static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 120 {
 121         int gpio;
 122         int attempt = 0;
 123         unsigned char b;
 124
 125         /* We need this to access GPI Used by the saa_readl macro. */
 126         struct saa7134_dev *dev = ir->c->adapter->algo_data;
 127
 128         if (dev == NULL) {
 129                 i2cdprintk("get_key_flydvb_trio: "
 130                            "ir->c->adapter->algo_data is NULL!\n");
 131                 return -EIO;
 132         }
 133
 134         /* rising SAA7134_GPIGPRESCAN reads the status */
 135         saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 136         saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 137
 138         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
 139
 140         if (0x40000 & ~gpio)
 141                 return 0; /* No button press */
 142
 143         /* No button press - only before first key pressed */
 144         if (b == 0xFF)
 145                 return 0;
 146
 147         /* poll IR chip */
 148         /* weak up the IR chip */
 149         b = 0;
 150
 151         while (1 != i2c_master_send(ir->c, &b, 1)) {
 152                 if ((attempt++) < 10) {
 153                         /*
 154                          * wait a bit for next attempt -
 155                          * I don't know how make it better
 156                          */
 157                         msleep(10);
 158                         continue;
 159                 }
 160                 i2cdprintk("send wake up byte to pic16C505 (IR chip)"
 161                            "failed %dx\n", attempt);
 162                 return -EIO;
 163         }
 164         if (1 != i2c_master_recv(ir->c, &b, 1)) {
 165                 i2cdprintk("read error\n");
 166                 return -EIO;
 167         }
 168
 169         *ir_key = b;
 170         *ir_raw = b;
 171         return 1;
 172 }
 173
 174 static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key,
 175                                        u32 *ir_raw)
 176 {
 177         unsigned char b;
 178         int gpio;
 179
 180         /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
 181         struct saa7134_dev *dev = ir->c->adapter->algo_data;
 182         if (dev == NULL) {
 183                 i2cdprintk("get_key_msi_tvanywhere_plus: "
 184                            "ir->c->adapter->algo_data is NULL!\n");
 185                 return -EIO;
 186         }
 187
 188         /* rising SAA7134_GPIO_GPRESCAN reads the status */
 189
 190         saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 191         saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 192
 193         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
 194
 195         /* GPIO&0x40 is pulsed low when a button is pressed. Don't do
 196            I2C receive if gpio&0x40 is not low. */
 197
 198         if (gpio & 0x40)
 199                 return 0;       /* No button press */
 200
 201         /* GPIO says there is a button press. Get it. */
 202
 203         if (1 != i2c_master_recv(ir->c, &b, 1)) {
 204                 i2cdprintk("read error\n");
 205                 return -EIO;
 206         }
 207
 208         /* No button press */
 209
 210         if (b == 0xff)
 211                 return 0;
 212
 213         /* Button pressed */
 214
 215         dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
 216         *ir_key = b;
 217         *ir_raw = b;
 218         return 1;
 219 }
 220
 221 static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 222 {
 223         unsigned char b;
 224
 225         /* poll IR chip */
 226         if (1 != i2c_master_recv(ir->c, &b, 1)) {
 227                 i2cdprintk("read error\n");
 228                 return -EIO;
 229         }
 230
 231         /* no button press */
 232         if (b==0)
 233                 return 0;
 234
 235         /* repeating */
 236         if (b & 0x80)
 237                 return 1;
 238
 239         *ir_key = b;
 240         *ir_raw = b;
 241         return 1;
 242 }
 243
 244 static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 245 {
 246         unsigned char buf[5], cod4, code3, code4;
 247
 248         /* poll IR chip */
 249         if (5 != i2c_master_recv(ir->c, buf, 5))
 250                 return -EIO;
 251
 252         cod4    = buf[4];
 253         code4   = (cod4 >> 2);
 254         code3   = buf[3];
 255         if (code3 == 0)
 256                 /* no key pressed */
 257                 return 0;
 258
 259         /* return key */
 260         *ir_key = code4;
 261         *ir_raw = code4;
 262         return 1;
 263 }
 264
 265
 266 static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 267 {
 268         unsigned char data[12];
 269         u32 gpio;
 270
 271         struct saa7134_dev *dev = ir->c->adapter->algo_data;
 272
 273         /* rising SAA7134_GPIO_GPRESCAN reads the status */
 274         saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 275         saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 276
 277         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
 278
 279         if (0x400000 & ~gpio)
 280                 return 0; /* No button press */
 281
 282         ir->c->addr = 0x5a >> 1;
 283
 284         if (12 != i2c_master_recv(ir->c, data, 12)) {
 285                 i2cdprintk("read error\n");
 286                 return -EIO;
 287         }
 288         /* IR of this card normally decode signals NEC-standard from
 289          * - Sven IHOO MT 5.1R remote. xxyye718
 290          * - Sven DVD HD-10xx remote. xxyyf708
 291          * - BBK ...
 292          * - mayby others
 293          * So, skip not our, if disable full codes mode.
 294          */
 295         if (data[10] != 0x6b && data[11] != 0x86 && disable_other_ir)
 296                 return 0;
 297
 298         /* Wrong data decode fix */
 299         if (data[9] != (unsigned char)(~data[8]))
 300                 return 0;
 301
 302         *ir_key = data[9];
 303         *ir_raw = data[9];
 304
 305         return 1;
 306 }
 307
 308 /* Common (grey or coloured) pinnacle PCTV remote handling
 309  *
 310  */
 311 static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw,
 312                             int parity_offset, int marker, int code_modulo)
 313 {
 314         unsigned char b[4];
 315         unsigned int start = 0,parity = 0,code = 0;
 316
 317         /* poll IR chip */
 318         if (4 != i2c_master_recv(ir->c, b, 4)) {
 319                 i2cdprintk("read error\n");
 320                 return -EIO;
 321         }
 322
 323         for (start = 0; start < ARRAY_SIZE(b); start++) {
 324                 if (b[start] == marker) {
 325                         code=b[(start+parity_offset + 1) % 4];
 326                         parity=b[(start+parity_offset) % 4];
 327                 }
 328         }
 329
 330         /* Empty Request */
 331         if (parity == 0)
 332                 return 0;
 333
 334         /* Repeating... */
 335         if (ir->old == parity)
 336                 return 0;
 337
 338         ir->old = parity;
 339
 340         /* drop special codes when a key is held down a long time for the grey controller
 341            In this case, the second bit of the code is asserted */
 342         if (marker == 0xfe && (code & 0x40))
 343                 return 0;
 344
 345         code %= code_modulo;
 346
 347         *ir_raw = code;
 348         *ir_key = code;
 349
 350         i2cdprintk("Pinnacle PCTV key %02x\n", code);
 351
 352         return 1;
 353 }
 354
 355 /* The grey pinnacle PCTV remote
 356  *
 357  *  There are one issue with this remote:
 358  *   - I2c packet does not change when the same key is pressed quickly. The workaround
 359  *     is to hold down each key for about half a second, so that another code is generated
 360  *     in the i2c packet, and the function can distinguish key presses.
 361  *
 362  * Sylvain Pasche <sylvain.pasche@gmail.com>
 363  */
 364 static int get_key_pinnacle_grey(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 365 {
 366
 367         return get_key_pinnacle(ir, ir_key, ir_raw, 1, 0xfe, 0xff);
 368 }
 369
 370
 371 /* The new pinnacle PCTV remote (with the colored buttons)
 372  *
 373  * Ricardo Cerqueira <v4l@cerqueira.org>
 374  */
 375 static int get_key_pinnacle_color(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 376 {
 377         /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE
 378          *
 379          * this is the only value that results in 42 unique
 380          * codes < 128
 381          */
 382
 383         return get_key_pinnacle(ir, ir_key, ir_raw, 2, 0x80, 0x88);
 384 }
 385
 386 void saa7134_input_irq(struct saa7134_dev *dev)
 387 {
 388         struct card_ir *ir;
 389
 390         if (!dev || !dev->remote)
 391                 return;
 392
 393         ir = dev->remote;
 394         if (!ir->running)
 395                 return;
 396
 397         if (!ir->polling && !ir->raw_decode) {
 398                 build_key(dev);
 399         } else if (ir->raw_decode) {
 400                 saa7134_raw_decode_irq(dev);
 401         }
 402 }
 403
 404 static void saa7134_input_timer(unsigned long data)
 405 {
 406         struct saa7134_dev *dev = (struct saa7134_dev *)data;
 407         struct card_ir *ir = dev->remote;
 408
 409         build_key(dev);
 410         mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
 411 }
 412
 413 static void ir_raw_decode_timer_end(unsigned long data)
 414 {
 415         struct saa7134_dev *dev = (struct saa7134_dev *)data;
 416         struct card_ir *ir = dev->remote;
 417
 418         ir_raw_event_handle(dev->remote->dev);
 419
 420         ir->active = 0;
 421 }
 422
 423 static int __saa7134_ir_start(void *priv)
 424 {
 425         struct saa7134_dev *dev = priv;
 426         struct card_ir *ir;
 427
 428         if (!dev)
 429                 return -EINVAL;
 430
 431         ir  = dev->remote;
 432         if (!ir)
 433                 return -EINVAL;
 434
 435         if (ir->running)
 436                 return 0;
 437
 438         ir->running = 1;
 439         if (ir->polling) {
 440                 setup_timer(&ir->timer, saa7134_input_timer,
 441                             (unsigned long)dev);
 442                 ir->timer.expires  = jiffies + HZ;
 443                 add_timer(&ir->timer);
 444         } else if (ir->raw_decode) {
 445                 /* set timer_end for code completion */
 446                 init_timer(&ir->timer_end);
 447                 ir->timer_end.function = ir_raw_decode_timer_end;
 448                 ir->timer_end.data = (unsigned long)dev;
 449                 ir->active = 0;
 450         }
 451
 452         return 0;
 453 }
 454
 455 static void __saa7134_ir_stop(void *priv)
 456 {
 457         struct saa7134_dev *dev = priv;
 458         struct card_ir *ir;
 459
 460         if (!dev)
 461                 return;
 462
 463         ir  = dev->remote;
 464         if (!ir)
 465                 return;
 466
 467         if (!ir->running)
 468                 return;
 469         if (dev->remote->polling)
 470                 del_timer_sync(&dev->remote->timer);
 471         else if (ir->raw_decode) {
 472                 del_timer_sync(&ir->timer_end);
 473                 ir->active = 0;
 474         }
 475
 476         ir->running = 0;
 477
 478         return;
 479 }
 480
 481 int saa7134_ir_start(struct saa7134_dev *dev)
 482 {
 483         if (dev->remote->users)
 484                 return __saa7134_ir_start(dev);
 485
 486         return 0;
 487 }
 488
 489 void saa7134_ir_stop(struct saa7134_dev *dev)
 490 {
 491         if (dev->remote->users)
 492                 __saa7134_ir_stop(dev);
 493 }
 494
 495 static int saa7134_ir_open(struct rc_dev *rc)
 496 {
 497         struct saa7134_dev *dev = rc->priv;
 498
 499         dev->remote->users++;
 500         return __saa7134_ir_start(dev);
 501 }
 502
 503 static void saa7134_ir_close(struct rc_dev *rc)
 504 {
 505         struct saa7134_dev *dev = rc->priv;
 506
 507         dev->remote->users--;
 508         if (!dev->remote->users)
 509                 __saa7134_ir_stop(dev);
 510 }
 511
 512 int saa7134_input_init1(struct saa7134_dev *dev)
 513 {
 514         struct card_ir *ir;
 515         struct rc_dev *rc;
 516         char *ir_codes = NULL;
 517         u32 mask_keycode = 0;
 518         u32 mask_keydown = 0;
 519         u32 mask_keyup   = 0;
 520         int polling      = 0;
 521         int raw_decode   = 0;
 522         int err;
 523
 524         if (dev->has_remote != SAA7134_REMOTE_GPIO)
 525                 return -ENODEV;
 526         if (disable_ir)
 527                 return -ENODEV;
 528
 529         /* detect & configure */
 530         switch (dev->board) {
 531         case SAA7134_BOARD_FLYVIDEO2000:
 532         case SAA7134_BOARD_FLYVIDEO3000:
 533         case SAA7134_BOARD_FLYTVPLATINUM_FM:
 534         case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
 535         case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
 536                 ir_codes     = RC_MAP_FLYVIDEO;
 537                 mask_keycode = 0xEC00000;
 538                 mask_keydown = 0x0040000;
 539                 break;
 540         case SAA7134_BOARD_CINERGY400:
 541         case SAA7134_BOARD_CINERGY600:
 542         case SAA7134_BOARD_CINERGY600_MK3:
 543                 ir_codes     = RC_MAP_CINERGY;
 544                 mask_keycode = 0x00003f;
 545                 mask_keyup   = 0x040000;
 546                 break;
 547         case SAA7134_BOARD_ECS_TVP3XP:
 548         case SAA7134_BOARD_ECS_TVP3XP_4CB5:
 549                 ir_codes     = RC_MAP_EZTV;
 550                 mask_keycode = 0x00017c;
 551                 mask_keyup   = 0x000002;
 552                 polling      = 50; // ms
 553                 break;
 554         case SAA7134_BOARD_KWORLD_XPERT:
 555         case SAA7134_BOARD_AVACSSMARTTV:
 556                 ir_codes     = RC_MAP_PIXELVIEW;
 557                 mask_keycode = 0x00001F;
 558                 mask_keyup   = 0x000020;
 559                 polling      = 50; // ms
 560                 break;
 561         case SAA7134_BOARD_MD2819:
 562         case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
 563         case SAA7134_BOARD_AVERMEDIA_305:
 564         case SAA7134_BOARD_AVERMEDIA_307:
 565         case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
 566         case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
 567         case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
 568         case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
 569         case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
 570         case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
 571         case SAA7134_BOARD_AVERMEDIA_M102:
 572         case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
 573                 ir_codes     = RC_MAP_AVERMEDIA;
 574                 mask_keycode = 0x0007C8;
 575                 mask_keydown = 0x000010;
 576                 polling      = 50; // ms
 577                 /* Set GPIO pin2 to high to enable the IR controller */
 578                 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
 579                 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
 580                 break;
 581         case SAA7134_BOARD_AVERMEDIA_M135A:
 582                 ir_codes     = RC_MAP_AVERMEDIA_M135A;
 583                 mask_keydown = 0x0040000;       /* Enable GPIO18 line on both edges */
 584                 mask_keyup   = 0x0040000;
 585                 mask_keycode = 0xffff;
 586                 raw_decode   = 1;
 587                 break;
 588         case SAA7134_BOARD_AVERMEDIA_M733A:
 589                 ir_codes     = RC_MAP_AVERMEDIA_M733A_RM_K6;
 590                 mask_keydown = 0x0040000;
 591                 mask_keyup   = 0x0040000;
 592                 mask_keycode = 0xffff;
 593                 raw_decode   = 1;
 594                 break;
 595         case SAA7134_BOARD_AVERMEDIA_777:
 596         case SAA7134_BOARD_AVERMEDIA_A16AR:
 597                 ir_codes     = RC_MAP_AVERMEDIA;
 598                 mask_keycode = 0x02F200;
 599                 mask_keydown = 0x000400;
 600                 polling      = 50; // ms
 601                 /* Without this we won't receive key up events */
 602                 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
 603                 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
 604                 break;
 605         case SAA7134_BOARD_AVERMEDIA_A16D:
 606                 ir_codes     = RC_MAP_AVERMEDIA_A16D;
 607                 mask_keycode = 0x02F200;
 608                 mask_keydown = 0x000400;
 609                 polling      = 50; /* ms */
 610                 /* Without this we won't receive key up events */
 611                 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
 612                 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
 613                 break;
 614         case SAA7134_BOARD_KWORLD_TERMINATOR:
 615                 ir_codes     = RC_MAP_PIXELVIEW;
 616                 mask_keycode = 0x00001f;
 617                 mask_keyup   = 0x000060;
 618                 polling      = 50; // ms
 619                 break;
 620         case SAA7134_BOARD_MANLI_MTV001:
 621         case SAA7134_BOARD_MANLI_MTV002:
 622                 ir_codes     = RC_MAP_MANLI;
 623                 mask_keycode = 0x001f00;
 624                 mask_keyup   = 0x004000;
 625                 polling      = 50; /* ms */
 626                 break;
 627         case SAA7134_BOARD_BEHOLD_409FM:
 628         case SAA7134_BOARD_BEHOLD_401:
 629         case SAA7134_BOARD_BEHOLD_403:
 630         case SAA7134_BOARD_BEHOLD_403FM:
 631         case SAA7134_BOARD_BEHOLD_405:
 632         case SAA7134_BOARD_BEHOLD_405FM:
 633         case SAA7134_BOARD_BEHOLD_407:
 634         case SAA7134_BOARD_BEHOLD_407FM:
 635         case SAA7134_BOARD_BEHOLD_409:
 636         case SAA7134_BOARD_BEHOLD_505FM:
 637         case SAA7134_BOARD_BEHOLD_505RDS_MK5:
 638         case SAA7134_BOARD_BEHOLD_505RDS_MK3:
 639         case SAA7134_BOARD_BEHOLD_507_9FM:
 640         case SAA7134_BOARD_BEHOLD_507RDS_MK3:
 641         case SAA7134_BOARD_BEHOLD_507RDS_MK5:
 642                 ir_codes     = RC_MAP_MANLI;
 643                 mask_keycode = 0x003f00;
 644                 mask_keyup   = 0x004000;
 645                 polling      = 50; /* ms */
 646                 break;
 647         case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM:
 648                 ir_codes     = RC_MAP_BEHOLD_COLUMBUS;
 649                 mask_keycode = 0x003f00;
 650                 mask_keyup   = 0x004000;
 651                 polling      = 50; // ms
 652                 break;
 653         case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
 654                 ir_codes     = RC_MAP_PCTV_SEDNA;
 655                 mask_keycode = 0x001f00;
 656                 mask_keyup   = 0x004000;
 657                 polling      = 50; // ms
 658                 break;
 659         case SAA7134_BOARD_GOTVIEW_7135:
 660                 ir_codes     = RC_MAP_GOTVIEW7135;
 661                 mask_keycode = 0x0003CC;
 662                 mask_keydown = 0x000010;
 663                 polling      = 5; /* ms */
 664                 saa_setb(SAA7134_GPIO_GPMODE1, 0x80);
 665                 break;
 666         case SAA7134_BOARD_VIDEOMATE_TV_PVR:
 667         case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
 668         case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
 669                 ir_codes     = RC_MAP_VIDEOMATE_TV_PVR;
 670                 mask_keycode = 0x00003F;
 671                 mask_keyup   = 0x400000;
 672                 polling      = 50; // ms
 673                 break;
 674         case SAA7134_BOARD_PROTEUS_2309:
 675                 ir_codes     = RC_MAP_PROTEUS_2309;
 676                 mask_keycode = 0x00007F;
 677                 mask_keyup   = 0x000080;
 678                 polling      = 50; // ms
 679                 break;
 680         case SAA7134_BOARD_VIDEOMATE_DVBT_300:
 681         case SAA7134_BOARD_VIDEOMATE_DVBT_200:
 682                 ir_codes     = RC_MAP_VIDEOMATE_TV_PVR;
 683                 mask_keycode = 0x003F00;
 684                 mask_keyup   = 0x040000;
 685                 break;
 686         case SAA7134_BOARD_FLYDVBS_LR300:
 687         case SAA7134_BOARD_FLYDVBT_LR301:
 688         case SAA7134_BOARD_FLYDVBTDUO:
 689                 ir_codes     = RC_MAP_FLYDVB;
 690                 mask_keycode = 0x0001F00;
 691                 mask_keydown = 0x0040000;
 692                 break;
 693         case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
 694         case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
 695         case SAA7134_BOARD_ASUSTeK_P7131_ANALOG:
 696                 ir_codes     = RC_MAP_ASUS_PC39;
 697                 mask_keydown = 0x0040000;       /* Enable GPIO18 line on both edges */
 698                 mask_keyup   = 0x0040000;
 699                 mask_keycode = 0xffff;
 700                 raw_decode   = 1;
 701                 break;
 702         case SAA7134_BOARD_ENCORE_ENLTV:
 703         case SAA7134_BOARD_ENCORE_ENLTV_FM:
 704                 ir_codes     = RC_MAP_ENCORE_ENLTV;
 705                 mask_keycode = 0x00007f;
 706                 mask_keyup   = 0x040000;
 707                 polling      = 50; // ms
 708                 break;
 709         case SAA7134_BOARD_ENCORE_ENLTV_FM53:
 710                 ir_codes     = RC_MAP_ENCORE_ENLTV_FM53;
 711                 mask_keydown = 0x0040000;       /* Enable GPIO18 line on both edges */
 712                 mask_keyup   = 0x0040000;
 713                 mask_keycode = 0xffff;
 714                 raw_decode   = 1;
 715                 break;
 716         case SAA7134_BOARD_10MOONSTVMASTER3:
 717                 ir_codes     = RC_MAP_ENCORE_ENLTV;
 718                 mask_keycode = 0x5f80000;
 719                 mask_keyup   = 0x8000000;
 720                 polling      = 50; //ms
 721                 break;
 722         case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
 723                 ir_codes     = RC_MAP_GENIUS_TVGO_A11MCE;
 724                 mask_keycode = 0xff;
 725                 mask_keydown = 0xf00000;
 726                 polling = 50; /* ms */
 727                 break;
 728         case SAA7134_BOARD_REAL_ANGEL_220:
 729                 ir_codes     = RC_MAP_REAL_AUDIO_220_32_KEYS;
 730                 mask_keycode = 0x3f00;
 731                 mask_keyup   = 0x4000;
 732                 polling = 50; /* ms */
 733                 break;
 734         case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
 735                 ir_codes     = RC_MAP_KWORLD_PLUS_TV_ANALOG;
 736                 mask_keycode = 0x7f;
 737                 polling = 40; /* ms */
 738                 break;
 739         case SAA7134_BOARD_VIDEOMATE_S350:
 740                 ir_codes     = RC_MAP_VIDEOMATE_S350;
 741                 mask_keycode = 0x003f00;
 742                 mask_keydown = 0x040000;
 743                 break;
 744         case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S:
 745                 ir_codes     = RC_MAP_WINFAST;
 746                 mask_keycode = 0x5f00;
 747                 mask_keyup   = 0x020000;
 748                 polling      = 50; /* ms */
 749                 break;
 750         }
 751         if (NULL == ir_codes) {
 752                 printk("%s: Oops: IR config error [card=%d]\n",
 753                        dev->name, dev->board);
 754                 return -ENODEV;
 755         }
 756
 757         ir = kzalloc(sizeof(*ir), GFP_KERNEL);
 758         rc = rc_allocate_device();
 759         if (!ir || !rc) {
 760                 err = -ENOMEM;
 761                 goto err_out_free;
 762         }
 763
 764         ir->dev = rc;
 765         dev->remote = ir;
 766
 767         ir->running = 0;
 768
 769         /* init hardware-specific stuff */
 770         ir->mask_keycode = mask_keycode;
 771         ir->mask_keydown = mask_keydown;
 772         ir->mask_keyup   = mask_keyup;
 773         ir->polling      = polling;
 774         ir->raw_decode   = raw_decode;
 775
 776         /* init input device */
 777         snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
 778                  saa7134_boards[dev->board].name);
 779         snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
 780                  pci_name(dev->pci));
 781
 782         rc->priv = dev;
 783         rc->open = saa7134_ir_open;
 784         rc->close = saa7134_ir_close;
 785         if (raw_decode)
 786                 rc->driver_type = RC_DRIVER_IR_RAW;
 787
 788         rc->input_name = ir->name;
 789         rc->input_phys = ir->phys;
 790         rc->input_id.bustype = BUS_PCI;
 791         rc->input_id.version = 1;
 792         if (dev->pci->subsystem_vendor) {
 793                 rc->input_id.vendor  = dev->pci->subsystem_vendor;
 794                 rc->input_id.product = dev->pci->subsystem_device;
 795         } else {
 796                 rc->input_id.vendor  = dev->pci->vendor;
 797                 rc->input_id.product = dev->pci->device;
 798         }
 799         rc->dev.parent = &dev->pci->dev;
 800         rc->map_name = ir_codes;
 801         rc->driver_name = MODULE_NAME;
 802
 803         err = rc_register_device(rc);
 804         if (err)
 805                 goto err_out_free;
 806
 807         return 0;
 808
 809 err_out_free:
 810         rc_free_device(rc);
 811         dev->remote = NULL;
 812         kfree(ir);
 813         return err;
 814 }
 815
 816 void saa7134_input_fini(struct saa7134_dev *dev)
 817 {
 818         if (NULL == dev->remote)
 819                 return;
 820
 821         saa7134_ir_stop(dev);
 822         rc_unregister_device(dev->remote->dev);
 823         kfree(dev->remote);
 824         dev->remote = NULL;
 825 }
 826
 827 void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
 828 {
 829         struct i2c_board_info info;
 830
 831         struct i2c_msg msg_msi = {
 832                 .addr = 0x50,
 833                 .flags = I2C_M_RD,
 834                 .len = 0,
 835                 .buf = NULL,
 836         };
 837
 838         int rc;
 839
 840         if (disable_ir) {
 841                 dprintk("IR has been disabled, not probing for i2c remote\n");
 842                 return;
 843         }
 844
 845         memset(&info, 0, sizeof(struct i2c_board_info));
 846         memset(&dev->init_data, 0, sizeof(dev->init_data));
 847         strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
 848
 849         switch (dev->board) {
 850         case SAA7134_BOARD_PINNACLE_PCTV_110i:
 851         case SAA7134_BOARD_PINNACLE_PCTV_310i:
 852                 dev->init_data.name = "Pinnacle PCTV";
 853                 if (pinnacle_remote == 0) {
 854                         dev->init_data.get_key = get_key_pinnacle_color;
 855                         dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR;
 856                         info.addr = 0x47;
 857                 } else {
 858                         dev->init_data.get_key = get_key_pinnacle_grey;
 859                         dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
 860                         info.addr = 0x47;
 861                 }
 862                 break;
 863         case SAA7134_BOARD_UPMOST_PURPLE_TV:
 864                 dev->init_data.name = "Purple TV";
 865                 dev->init_data.get_key = get_key_purpletv;
 866                 dev->init_data.ir_codes = RC_MAP_PURPLETV;
 867                 info.addr = 0x7a;
 868                 break;
 869         case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
 870                 dev->init_data.name = "MSI TV@nywhere Plus";
 871                 dev->init_data.get_key = get_key_msi_tvanywhere_plus;
 872                 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
 873                 /*
 874                  * MSI TV@nyware Plus requires more frequent polling
 875                  * otherwise it will miss some keypresses
 876                  */
 877                 dev->init_data.polling_interval = 50;
 878                 info.addr = 0x30;
 879                 /* MSI TV@nywhere Plus controller doesn't seem to
 880                    respond to probes unless we read something from
 881                    an existing device. Weird...
 882                    REVISIT: might no longer be needed */
 883                 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
 884                 dprintk("probe 0x%02x @ %s: %s\n",
 885                         msg_msi.addr, dev->i2c_adap.name,
 886                         (1 == rc) ? "yes" : "no");
 887                 break;
 888         case SAA7134_BOARD_HAUPPAUGE_HVR1110:
 889                 dev->init_data.name = "HVR 1110";
 890                 dev->init_data.get_key = get_key_hvr1110;
 891                 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE_NEW;
 892                 info.addr = 0x71;
 893                 break;
 894         case SAA7134_BOARD_BEHOLD_607FM_MK3:
 895         case SAA7134_BOARD_BEHOLD_607FM_MK5:
 896         case SAA7134_BOARD_BEHOLD_609FM_MK3:
 897         case SAA7134_BOARD_BEHOLD_609FM_MK5:
 898         case SAA7134_BOARD_BEHOLD_607RDS_MK3:
 899         case SAA7134_BOARD_BEHOLD_607RDS_MK5:
 900         case SAA7134_BOARD_BEHOLD_609RDS_MK3:
 901         case SAA7134_BOARD_BEHOLD_609RDS_MK5:
 902         case SAA7134_BOARD_BEHOLD_M6:
 903         case SAA7134_BOARD_BEHOLD_M63:
 904         case SAA7134_BOARD_BEHOLD_M6_EXTRA:
 905         case SAA7134_BOARD_BEHOLD_H6:
 906         case SAA7134_BOARD_BEHOLD_X7:
 907         case SAA7134_BOARD_BEHOLD_H7:
 908         case SAA7134_BOARD_BEHOLD_A7:
 909                 dev->init_data.name = "BeholdTV";
 910                 dev->init_data.get_key = get_key_beholdm6xx;
 911                 dev->init_data.ir_codes = RC_MAP_BEHOLD;
 912                 dev->init_data.type = IR_TYPE_NEC;
 913                 info.addr = 0x2d;
 914                 break;
 915         case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
 916         case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
 917                 info.addr = 0x40;
 918                 break;
 919         case SAA7134_BOARD_FLYDVB_TRIO:
 920                 dev->init_data.name = "FlyDVB Trio";
 921                 dev->init_data.get_key = get_key_flydvb_trio;
 922                 dev->init_data.ir_codes = RC_MAP_FLYDVB;
 923                 info.addr = 0x0b;
 924                 break;
 925         default:
 926                 dprintk("No I2C IR support for board %x\n", dev->board);
 927                 return;
 928         }
 929
 930         if (dev->init_data.name)
 931                 info.platform_data = &dev->init_data;
 932         i2c_new_device(&dev->i2c_adap, &info);
 933 }
 934
 935 static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
 936 {
 937         struct card_ir  *ir = dev->remote;
 938         unsigned long   timeout;
 939         int space;
 940
 941         /* Generate initial event */
 942         saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 943         saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
 944         space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
 945         ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
 946
 947
 948         /*
 949          * Wait 15 ms from the start of the first IR event before processing
 950          * the event. This time is enough for NEC protocol. May need adjustments
 951          * to work with other protocols.
 952          */
 953         if (!ir->active) {
 954                 timeout = jiffies + jiffies_to_msecs(15);
 955                 mod_timer(&ir->timer_end, timeout);
 956                 ir->active = 1;
 957         }
 958
 959         return 1;
 960 }