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/moduleparam.h>
  23 #include <linux/init.h>
  24 #include <linux/delay.h>
  25 #include <linux/sched.h>
  26 #include <linux/interrupt.h>
  27 #include <linux/input.h>
  28
  29 #include "saa7134-reg.h"
  30 #include "saa7134.h"
  31
  32 static unsigned int disable_ir = 0;
  33 module_param(disable_ir, int, 0444);
  34 MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
  35
  36 static unsigned int ir_debug = 0;
  37 module_param(ir_debug, int, 0644);
  38 MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
  39
  40 #define dprintk(fmt, arg...)    if (ir_debug) \
  41         printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg)
  42 #define i2cdprintk(fmt, arg...)    if (ir_debug) \
  43         printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg)
  44
  45 /* ---------------------------------------------------------------------- */
  46
  47 static IR_KEYTAB_TYPE flyvideo_codes[IR_KEYTAB_SIZE] = {
  48         [   15 ] = KEY_KP0,
  49         [    3 ] = KEY_KP1,
  50         [    4 ] = KEY_KP2,
  51         [    5 ] = KEY_KP3,
  52         [    7 ] = KEY_KP4,
  53         [    8 ] = KEY_KP5,
  54         [    9 ] = KEY_KP6,
  55         [   11 ] = KEY_KP7,
  56         [   12 ] = KEY_KP8,
  57         [   13 ] = KEY_KP9,
  58
  59         [   14 ] = KEY_TUNER,        // Air/Cable
  60         [   17 ] = KEY_VIDEO,        // Video
  61         [   21 ] = KEY_AUDIO,        // Audio
  62         [    0 ] = KEY_POWER,        // Pover
  63         [    2 ] = KEY_ZOOM,         // Fullscreen
  64         [   27 ] = KEY_MUTE,         // Mute
  65         [   20 ] = KEY_VOLUMEUP,
  66         [   23 ] = KEY_VOLUMEDOWN,
  67         [   18 ] = KEY_CHANNELUP,    // Channel +
  68         [   19 ] = KEY_CHANNELDOWN,  // Channel -
  69         [    6 ] = KEY_AGAIN,        // Recal
  70         [   16 ] = KEY_KPENTER,      // Enter
  71
  72         [   26 ] = KEY_F22,          // Stereo
  73         [   24 ] = KEY_EDIT,         // AV Source
  74 };
  75
  76 static IR_KEYTAB_TYPE cinergy_codes[IR_KEYTAB_SIZE] = {
  77         [    0 ] = KEY_KP0,
  78         [    1 ] = KEY_KP1,
  79         [    2 ] = KEY_KP2,
  80         [    3 ] = KEY_KP3,
  81         [    4 ] = KEY_KP4,
  82         [    5 ] = KEY_KP5,
  83         [    6 ] = KEY_KP6,
  84         [    7 ] = KEY_KP7,
  85         [    8 ] = KEY_KP8,
  86         [    9 ] = KEY_KP9,
  87
  88         [ 0x0a ] = KEY_POWER,
  89         [ 0x0b ] = KEY_PROG1,           // app
  90         [ 0x0c ] = KEY_ZOOM,            // zoom/fullscreen
  91         [ 0x0d ] = KEY_CHANNELUP,       // channel
  92         [ 0x0e ] = KEY_CHANNELDOWN,     // channel-
  93         [ 0x0f ] = KEY_VOLUMEUP,
  94         [ 0x10 ] = KEY_VOLUMEDOWN,
  95         [ 0x11 ] = KEY_TUNER,           // AV
  96         [ 0x12 ] = KEY_NUMLOCK,         // -/--
  97         [ 0x13 ] = KEY_AUDIO,           // audio
  98         [ 0x14 ] = KEY_MUTE,
  99         [ 0x15 ] = KEY_UP,
 100         [ 0x16 ] = KEY_DOWN,
 101         [ 0x17 ] = KEY_LEFT,
 102         [ 0x18 ] = KEY_RIGHT,
 103         [ 0x19 ] = BTN_LEFT,
 104         [ 0x1a ] = BTN_RIGHT,
 105         [ 0x1b ] = KEY_WWW,             // text
 106         [ 0x1c ] = KEY_REWIND,
 107         [ 0x1d ] = KEY_FORWARD,
 108         [ 0x1e ] = KEY_RECORD,
 109         [ 0x1f ] = KEY_PLAY,
 110         [ 0x20 ] = KEY_PREVIOUSSONG,
 111         [ 0x21 ] = KEY_NEXTSONG,
 112         [ 0x22 ] = KEY_PAUSE,
 113         [ 0x23 ] = KEY_STOP,
 114 };
 115
 116 /* Alfons Geser <a.geser@cox.net>
 117  * updates from Job D. R. Borges <jobdrb@ig.com.br> */
 118 static IR_KEYTAB_TYPE eztv_codes[IR_KEYTAB_SIZE] = {
 119         [ 18 ] = KEY_POWER,
 120         [  1 ] = KEY_TV,             // DVR
 121         [ 21 ] = KEY_DVD,            // DVD
 122         [ 23 ] = KEY_AUDIO,          // music
 123                                      // DVR mode / DVD mode / music mode
 124
 125         [ 27 ] = KEY_MUTE,           // mute
 126         [  2 ] = KEY_LANGUAGE,       // MTS/SAP / audio / autoseek
 127         [ 30 ] = KEY_SUBTITLE,       // closed captioning / subtitle / seek
 128         [ 22 ] = KEY_ZOOM,           // full screen
 129         [ 28 ] = KEY_VIDEO,          // video source / eject / delall
 130         [ 29 ] = KEY_RESTART,        // playback / angle / del
 131         [ 47 ] = KEY_SEARCH,         // scan / menu / playlist
 132         [ 48 ] = KEY_CHANNEL,        // CH surfing / bookmark / memo
 133
 134         [ 49 ] = KEY_HELP,           // help
 135         [ 50 ] = KEY_MODE,           // num/memo
 136         [ 51 ] = KEY_ESC,            // cancel
 137
 138         [ 12 ] = KEY_UP,             // up
 139         [ 16 ] = KEY_DOWN,           // down
 140         [  8 ] = KEY_LEFT,           // left
 141         [  4 ] = KEY_RIGHT,          // right
 142         [  3 ] = KEY_SELECT,         // select
 143
 144         [ 31 ] = KEY_REWIND,         // rewind
 145         [ 32 ] = KEY_PLAYPAUSE,      // play/pause
 146         [ 41 ] = KEY_FORWARD,        // forward
 147         [ 20 ] = KEY_AGAIN,          // repeat
 148         [ 43 ] = KEY_RECORD,         // recording
 149         [ 44 ] = KEY_STOP,           // stop
 150         [ 45 ] = KEY_PLAY,           // play
 151         [ 46 ] = KEY_SHUFFLE,        // snapshot / shuffle
 152
 153         [  0 ] = KEY_KP0,
 154         [  5 ] = KEY_KP1,
 155         [  6 ] = KEY_KP2,
 156         [  7 ] = KEY_KP3,
 157         [  9 ] = KEY_KP4,
 158         [ 10 ] = KEY_KP5,
 159         [ 11 ] = KEY_KP6,
 160         [ 13 ] = KEY_KP7,
 161         [ 14 ] = KEY_KP8,
 162         [ 15 ] = KEY_KP9,
 163
 164         [ 42 ] = KEY_VOLUMEUP,
 165         [ 17 ] = KEY_VOLUMEDOWN,
 166         [ 24 ] = KEY_CHANNELUP,      // CH.tracking up
 167         [ 25 ] = KEY_CHANNELDOWN,    // CH.tracking down
 168
 169         [ 19 ] = KEY_KPENTER,        // enter
 170         [ 33 ] = KEY_KPDOT,          // . (decimal dot)
 171 };
 172
 173 static IR_KEYTAB_TYPE avacssmart_codes[IR_KEYTAB_SIZE] = {
 174         [ 30 ] = KEY_POWER,             // power
 175         [ 28 ] = KEY_SEARCH,            // scan
 176         [  7 ] = KEY_SELECT,            // source
 177
 178         [ 22 ] = KEY_VOLUMEUP,
 179         [ 20 ] = KEY_VOLUMEDOWN,
 180         [ 31 ] = KEY_CHANNELUP,
 181         [ 23 ] = KEY_CHANNELDOWN,
 182         [ 24 ] = KEY_MUTE,
 183
 184         [  2 ] = KEY_KP0,
 185         [  1 ] = KEY_KP1,
 186         [ 11 ] = KEY_KP2,
 187         [ 27 ] = KEY_KP3,
 188         [  5 ] = KEY_KP4,
 189         [  9 ] = KEY_KP5,
 190         [ 21 ] = KEY_KP6,
 191         [  6 ] = KEY_KP7,
 192         [ 10 ] = KEY_KP8,
 193         [ 18 ] = KEY_KP9,
 194         [ 16 ] = KEY_KPDOT,
 195
 196         [  3 ] = KEY_TUNER,             // tv/fm
 197         [  4 ] = KEY_REWIND,            // fm tuning left or function left
 198         [ 12 ] = KEY_FORWARD,           // fm tuning right or function right
 199
 200         [  0 ] = KEY_RECORD,
 201         [  8 ] = KEY_STOP,
 202         [ 17 ] = KEY_PLAY,
 203
 204         [ 25 ] = KEY_ZOOM,
 205         [ 14 ] = KEY_MENU,              // function
 206         [ 19 ] = KEY_AGAIN,             // recall
 207         [ 29 ] = KEY_RESTART,           // reset
 208         [ 26 ] = KEY_SHUFFLE,           // snapshot/shuffle
 209
 210 // FIXME
 211         [ 13 ] = KEY_F21,               // mts
 212         [ 15 ] = KEY_F22,               // min
 213 };
 214
 215 /* Alex Hermann <gaaf@gmx.net> */
 216 static IR_KEYTAB_TYPE md2819_codes[IR_KEYTAB_SIZE] = {
 217         [ 40 ] = KEY_KP1,
 218         [ 24 ] = KEY_KP2,
 219         [ 56 ] = KEY_KP3,
 220         [ 36 ] = KEY_KP4,
 221         [ 20 ] = KEY_KP5,
 222         [ 52 ] = KEY_KP6,
 223         [ 44 ] = KEY_KP7,
 224         [ 28 ] = KEY_KP8,
 225         [ 60 ] = KEY_KP9,
 226         [ 34 ] = KEY_KP0,
 227
 228         [ 32 ] = KEY_TV,                // TV/FM
 229         [ 16 ] = KEY_CD,                // CD
 230         [ 48 ] = KEY_TEXT,              // TELETEXT
 231         [  0 ] = KEY_POWER,             // POWER
 232
 233         [  8 ] = KEY_VIDEO,             // VIDEO
 234         [  4 ] = KEY_AUDIO,             // AUDIO
 235         [ 12 ] = KEY_ZOOM,              // FULL SCREEN
 236
 237         [ 18 ] = KEY_SUBTITLE,          // DISPLAY      - ???
 238         [ 50 ] = KEY_REWIND,            // LOOP         - ???
 239         [  2 ] = KEY_PRINT,             // PREVIEW      - ???
 240
 241         [ 42 ] = KEY_SEARCH,            // AUTOSCAN
 242         [ 26 ] = KEY_SLEEP,             // FREEZE       - ???
 243         [ 58 ] = KEY_SHUFFLE,           // SNAPSHOT     - ???
 244         [ 10 ] = KEY_MUTE,              // MUTE
 245
 246         [ 38 ] = KEY_RECORD,            // RECORD
 247         [ 22 ] = KEY_PAUSE,             // PAUSE
 248         [ 54 ] = KEY_STOP,              // STOP
 249         [  6 ] = KEY_PLAY,              // PLAY
 250
 251         [ 46 ] = KEY_RED,               // <RED>
 252         [ 33 ] = KEY_GREEN,             // <GREEN>
 253         [ 14 ] = KEY_YELLOW,            // <YELLOW>
 254         [  1 ] = KEY_BLUE,              // <BLUE>
 255
 256         [ 30 ] = KEY_VOLUMEDOWN,        // VOLUME-
 257         [ 62 ] = KEY_VOLUMEUP,          // VOLUME+
 258         [ 17 ] = KEY_CHANNELDOWN,       // CHANNEL/PAGE-
 259         [ 49 ] = KEY_CHANNELUP          // CHANNEL/PAGE+
 260 };
 261
 262 static IR_KEYTAB_TYPE videomate_tv_pvr_codes[IR_KEYTAB_SIZE] = {
 263         [ 20 ] = KEY_MUTE,
 264         [ 36 ] = KEY_ZOOM,
 265
 266         [  1 ] = KEY_DVD,
 267         [ 35 ] = KEY_RADIO,
 268         [  0 ] = KEY_TV,
 269
 270         [ 10 ] = KEY_REWIND,
 271         [  8 ] = KEY_PLAYPAUSE,
 272         [ 15 ] = KEY_FORWARD,
 273
 274         [  2 ] = KEY_PREVIOUS,
 275         [  7 ] = KEY_STOP,
 276         [  6 ] = KEY_NEXT,
 277
 278         [ 12 ] = KEY_UP,
 279         [ 14 ] = KEY_DOWN,
 280         [ 11 ] = KEY_LEFT,
 281         [ 13 ] = KEY_RIGHT,
 282         [ 17 ] = KEY_OK,
 283
 284         [  3 ] = KEY_MENU,
 285         [  9 ] = KEY_SETUP,
 286         [  5 ] = KEY_VIDEO,
 287         [ 34 ] = KEY_CHANNEL,
 288
 289         [ 18 ] = KEY_VOLUMEUP,
 290         [ 21 ] = KEY_VOLUMEDOWN,
 291         [ 16 ] = KEY_CHANNELUP,
 292         [ 19 ] = KEY_CHANNELDOWN,
 293
 294         [  4 ] = KEY_RECORD,
 295
 296         [ 22 ] = KEY_KP1,
 297         [ 23 ] = KEY_KP2,
 298         [ 24 ] = KEY_KP3,
 299         [ 25 ] = KEY_KP4,
 300         [ 26 ] = KEY_KP5,
 301         [ 27 ] = KEY_KP6,
 302         [ 28 ] = KEY_KP7,
 303         [ 29 ] = KEY_KP8,
 304         [ 30 ] = KEY_KP9,
 305         [ 31 ] = KEY_KP0,
 306
 307         [ 32 ] = KEY_LANGUAGE,
 308         [ 33 ] = KEY_SLEEP,
 309 };
 310
 311 /* Michael Tokarev <mjt@tls.msk.ru>
 312    http://www.corpit.ru/mjt/beholdTV/remote_control.jpg
 313    keytable is used by MANLI MTV00[12] and BeholdTV 40[13] at
 314    least, and probably other cards too.
 315    The "ascii-art picture" below (in comments, first row
 316    is the keycode in hex, and subsequent row(s) shows
 317    the button labels (several variants when appropriate)
 318    helps to descide which keycodes to assign to the buttons.
 319  */
 320 static IR_KEYTAB_TYPE manli_codes[IR_KEYTAB_SIZE] = {
 321
 322         /*  0x1c            0x12  *
 323          * FUNCTION         POWER *
 324          *   FM              (|)  *
 325          *                        */
 326         [ 0x1c ] = KEY_RADIO,   /*XXX*/
 327         [ 0x12 ] = KEY_POWER,
 328
 329         /*  0x01    0x02    0x03  *
 330          *   1       2       3    *
 331          *                        *
 332          *  0x04    0x05    0x06  *
 333          *   4       5       6    *
 334          *                        *
 335          *  0x07    0x08    0x09  *
 336          *   7       8       9    *
 337          *                        */
 338         [ 0x01 ] = KEY_KP1,
 339         [ 0x02 ] = KEY_KP2,
 340         [ 0x03 ] = KEY_KP3,
 341         [ 0x04 ] = KEY_KP4,
 342         [ 0x05 ] = KEY_KP5,
 343         [ 0x06 ] = KEY_KP6,
 344         [ 0x07 ] = KEY_KP7,
 345         [ 0x08 ] = KEY_KP8,
 346         [ 0x09 ] = KEY_KP9,
 347
 348         /*  0x0a    0x00    0x17  *
 349          * RECALL    0      +100  *
 350          *                  PLUS  *
 351          *                        */
 352         [ 0x0a ] = KEY_AGAIN,   /*XXX KEY_REWIND? */
 353         [ 0x00 ] = KEY_KP0,
 354         [ 0x17 ] = KEY_DIGITS,  /*XXX*/
 355
 356         /*  0x14            0x10  *
 357          *  MENU            INFO  *
 358          *  OSD                   */
 359         [ 0x14 ] = KEY_MENU,
 360         [ 0x10 ] = KEY_INFO,
 361
 362         /*          0x0b          *
 363          *           Up           *
 364          *                        *
 365          *  0x18    0x16    0x0c  *
 366          *  Left     Ok     Right *
 367          *                        *
 368          *         0x015          *
 369          *         Down           *
 370          *                        */
 371         [ 0x0b ] = KEY_UP,      /*XXX KEY_SCROLLUP? */
 372         [ 0x18 ] = KEY_LEFT,    /*XXX KEY_BACK? */
 373         [ 0x16 ] = KEY_OK,      /*XXX KEY_SELECT? KEY_ENTER? */
 374         [ 0x0c ] = KEY_RIGHT,   /*XXX KEY_FORWARD? */
 375         [ 0x15 ] = KEY_DOWN,    /*XXX KEY_SCROLLDOWN? */
 376
 377         /*  0x11            0x0d  *
 378          *  TV/AV           MODE  *
 379          *  SOURCE         STEREO *
 380          *                        */
 381         [ 0x11 ] = KEY_TV,      /*XXX*/
 382         [ 0x0d ] = KEY_MODE,    /*XXX there's no KEY_STEREO */
 383
 384         /*  0x0f    0x1b    0x1a  *
 385          *  AUDIO   Vol+    Chan+ *
 386          *        TIMESHIFT???    *
 387          *                        *
 388          *  0x0e    0x1f    0x1e  *
 389          *  SLEEP   Vol-    Chan- *
 390          *                        */
 391         [ 0x0f ] = KEY_AUDIO,
 392         [ 0x1b ] = KEY_VOLUMEUP,
 393         [ 0x1a ] = KEY_CHANNELUP,
 394         [ 0x0e ] = KEY_SLEEP,   /*XXX maybe KEY_PAUSE */
 395         [ 0x1f ] = KEY_VOLUMEDOWN,
 396         [ 0x1e ] = KEY_CHANNELDOWN,
 397
 398         /*         0x13     0x19  *
 399          *         MUTE   SNAPSHOT*
 400          *                        */
 401         [ 0x13 ] = KEY_MUTE,
 402         [ 0x19 ] = KEY_RECORD,  /*XXX*/
 403
 404         // 0x1d unused ?
 405 };
 406
 407
 408 /* Mike Baikov <mike@baikov.com> */
 409 static IR_KEYTAB_TYPE gotview7135_codes[IR_KEYTAB_SIZE] = {
 410
 411         [ 33 ] = KEY_POWER,
 412         [ 105] = KEY_TV,
 413         [ 51 ] = KEY_KP0,
 414         [ 81 ] = KEY_KP1,
 415         [ 49 ] = KEY_KP2,
 416         [ 113] = KEY_KP3,
 417         [ 59 ] = KEY_KP4,
 418         [ 88 ] = KEY_KP5,
 419         [ 65 ] = KEY_KP6,
 420         [ 72 ] = KEY_KP7,
 421         [ 48 ] = KEY_KP8,
 422         [ 83 ] = KEY_KP9,
 423         [ 115] = KEY_AGAIN, /* LOOP */
 424         [ 10 ] = KEY_AUDIO,
 425         [ 97 ] = KEY_PRINT, /* PREVIEW */
 426         [ 122] = KEY_VIDEO,
 427         [ 32 ] = KEY_CHANNELUP,
 428         [ 64 ] = KEY_CHANNELDOWN,
 429         [ 24 ] = KEY_VOLUMEDOWN,
 430         [ 80 ] = KEY_VOLUMEUP,
 431         [ 16 ] = KEY_MUTE,
 432         [ 74 ] = KEY_SEARCH,
 433         [ 123] = KEY_SHUFFLE, /* SNAPSHOT */
 434         [ 34 ] = KEY_RECORD,
 435         [ 98 ] = KEY_STOP,
 436         [ 120] = KEY_PLAY,
 437         [ 57 ] = KEY_REWIND,
 438         [ 89 ] = KEY_PAUSE,
 439         [ 25 ] = KEY_FORWARD,
 440         [  9 ] = KEY_ZOOM,
 441
 442         [ 82 ] = KEY_F21, /* LIVE TIMESHIFT */
 443         [ 26 ] = KEY_F22, /* MIN TIMESHIFT */
 444         [ 58 ] = KEY_F23, /* TIMESHIFT */
 445         [ 112] = KEY_F24, /* NORMAL TIMESHIFT */
 446 };
 447
 448 static IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE] = {
 449         [ 0x3  ] = KEY_POWER,
 450         [ 0x6f ] = KEY_MUTE,
 451         [ 0x10 ] = KEY_BACKSPACE,       /* Recall */
 452
 453         [ 0x11 ] = KEY_KP0,
 454         [ 0x4  ] = KEY_KP1,
 455         [ 0x5  ] = KEY_KP2,
 456         [ 0x6  ] = KEY_KP3,
 457         [ 0x8  ] = KEY_KP4,
 458         [ 0x9  ] = KEY_KP5,
 459         [ 0xa  ] = KEY_KP6,
 460         [ 0xc  ] = KEY_KP7,
 461         [ 0xd  ] = KEY_KP8,
 462         [ 0xe  ] = KEY_KP9,
 463         [ 0x12 ] = KEY_KPDOT,           /* 100+ */
 464
 465         [ 0x7  ] = KEY_VOLUMEUP,
 466         [ 0xb  ] = KEY_VOLUMEDOWN,
 467         [ 0x1a ] = KEY_KPPLUS,
 468         [ 0x18 ] = KEY_KPMINUS,
 469         [ 0x15 ] = KEY_UP,
 470         [ 0x1d ] = KEY_DOWN,
 471         [ 0xf  ] = KEY_CHANNELUP,
 472         [ 0x13 ] = KEY_CHANNELDOWN,
 473         [ 0x48 ] = KEY_ZOOM,
 474
 475         [ 0x1b ] = KEY_VIDEO,           /* Video source */
 476         [ 0x49 ] = KEY_LANGUAGE,        /* MTS Select */
 477         [ 0x19 ] = KEY_SEARCH,          /* Auto Scan */
 478
 479         [ 0x4b ] = KEY_RECORD,
 480         [ 0x46 ] = KEY_PLAY,
 481         [ 0x45 ] = KEY_PAUSE,           /* Pause */
 482         [ 0x44 ] = KEY_STOP,
 483         [ 0x40 ] = KEY_FORWARD,         /* Forward ? */
 484         [ 0x42 ] = KEY_REWIND,          /* Backward ? */
 485
 486 };
 487
 488 /* Mapping for the 28 key remote control as seen at
 489    http://www.sednacomputer.com/photo/cardbus-tv.jpg
 490    Pavel Mihaylov <bin@bash.info> */
 491 static IR_KEYTAB_TYPE pctv_sedna_codes[IR_KEYTAB_SIZE] = {
 492         [    0 ] = KEY_KP0,
 493         [    1 ] = KEY_KP1,
 494         [    2 ] = KEY_KP2,
 495         [    3 ] = KEY_KP3,
 496         [    4 ] = KEY_KP4,
 497         [    5 ] = KEY_KP5,
 498         [    6 ] = KEY_KP6,
 499         [    7 ] = KEY_KP7,
 500         [    8 ] = KEY_KP8,
 501         [    9 ] = KEY_KP9,
 502
 503         [ 0x0a ] = KEY_AGAIN,          /* Recall */
 504         [ 0x0b ] = KEY_CHANNELUP,
 505         [ 0x0c ] = KEY_VOLUMEUP,
 506         [ 0x0d ] = KEY_MODE,           /* Stereo */
 507         [ 0x0e ] = KEY_STOP,
 508         [ 0x0f ] = KEY_PREVIOUSSONG,
 509         [ 0x10 ] = KEY_ZOOM,
 510         [ 0x11 ] = KEY_TUNER,          /* Source */
 511         [ 0x12 ] = KEY_POWER,
 512         [ 0x13 ] = KEY_MUTE,
 513         [ 0x15 ] = KEY_CHANNELDOWN,
 514         [ 0x18 ] = KEY_VOLUMEDOWN,
 515         [ 0x19 ] = KEY_SHUFFLE,        /* Snapshot */
 516         [ 0x1a ] = KEY_NEXTSONG,
 517         [ 0x1b ] = KEY_TEXT,           /* Time Shift */
 518         [ 0x1c ] = KEY_RADIO,          /* FM Radio */
 519         [ 0x1d ] = KEY_RECORD,
 520         [ 0x1e ] = KEY_PAUSE,
 521 };
 522
 523
 524 /* -------------------- GPIO generic keycode builder -------------------- */
 525
 526 static int build_key(struct saa7134_dev *dev)
 527 {
 528         struct saa7134_ir *ir = dev->remote;
 529         u32 gpio, data;
 530
 531         /* rising SAA7134_GPIO_GPRESCAN reads the status */
 532         saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
 533         saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
 534
 535         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
 536         if (ir->polling) {
 537                 if (ir->last_gpio == gpio)
 538                         return 0;
 539                 ir->last_gpio = gpio;
 540         }
 541
 542         data = ir_extract_bits(gpio, ir->mask_keycode);
 543         dprintk("build_key gpio=0x%x mask=0x%x data=%d\n",
 544                 gpio, ir->mask_keycode, data);
 545
 546         if ((ir->mask_keydown  &&  (0 != (gpio & ir->mask_keydown))) ||
 547             (ir->mask_keyup    &&  (0 == (gpio & ir->mask_keyup)))) {
 548                 ir_input_keydown(ir->dev, &ir->ir, data, data);
 549         } else {
 550                 ir_input_nokey(ir->dev, &ir->ir);
 551         }
 552         return 0;
 553 }
 554
 555 /* --------------------- Chip specific I2C key builders ----------------- */
 556
 557 static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 558 {
 559         unsigned char b;
 560
 561         /* poll IR chip */
 562         if (1 != i2c_master_recv(&ir->c,&b,1)) {
 563                 i2cdprintk("read error\n");
 564                 return -EIO;
 565         }
 566
 567         /* no button press */
 568         if (b==0)
 569                 return 0;
 570
 571         /* repeating */
 572         if (b & 0x80)
 573                 return 1;
 574
 575         *ir_key = b;
 576         *ir_raw = b;
 577         return 1;
 578 }
 579
 580 void saa7134_input_irq(struct saa7134_dev *dev)
 581 {
 582         struct saa7134_ir *ir = dev->remote;
 583
 584         if (!ir->polling)
 585                 build_key(dev);
 586 }
 587
 588 static void saa7134_input_timer(unsigned long data)
 589 {
 590         struct saa7134_dev *dev = (struct saa7134_dev*)data;
 591         struct saa7134_ir *ir = dev->remote;
 592         unsigned long timeout;
 593
 594         build_key(dev);
 595         timeout = jiffies + (ir->polling * HZ / 1000);
 596         mod_timer(&ir->timer, timeout);
 597 }
 598
 599 int saa7134_input_init1(struct saa7134_dev *dev)
 600 {
 601         struct saa7134_ir *ir;
 602         struct input_dev *input_dev;
 603         IR_KEYTAB_TYPE *ir_codes = NULL;
 604         u32 mask_keycode = 0;
 605         u32 mask_keydown = 0;
 606         u32 mask_keyup   = 0;
 607         int polling      = 0;
 608         int ir_type      = IR_TYPE_OTHER;
 609
 610         if (dev->has_remote != SAA7134_REMOTE_GPIO)
 611                 return -ENODEV;
 612         if (disable_ir)
 613                 return -ENODEV;
 614
 615         /* detect & configure */
 616         switch (dev->board) {
 617         case SAA7134_BOARD_FLYVIDEO2000:
 618         case SAA7134_BOARD_FLYVIDEO3000:
 619         case SAA7134_BOARD_FLYTVPLATINUM_FM:
 620         case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
 621                 ir_codes     = flyvideo_codes;
 622                 mask_keycode = 0xEC00000;
 623                 mask_keydown = 0x0040000;
 624                 break;
 625         case SAA7134_BOARD_CINERGY400:
 626         case SAA7134_BOARD_CINERGY600:
 627         case SAA7134_BOARD_CINERGY600_MK3:
 628                 ir_codes     = cinergy_codes;
 629                 mask_keycode = 0x00003f;
 630                 mask_keyup   = 0x040000;
 631                 break;
 632         case SAA7134_BOARD_ECS_TVP3XP:
 633         case SAA7134_BOARD_ECS_TVP3XP_4CB5:
 634                 ir_codes     = eztv_codes;
 635                 mask_keycode = 0x00017c;
 636                 mask_keyup   = 0x000002;
 637                 polling      = 50; // ms
 638                 break;
 639         case SAA7134_BOARD_KWORLD_XPERT:
 640         case SAA7134_BOARD_AVACSSMARTTV:
 641                 ir_codes     = avacssmart_codes;
 642                 mask_keycode = 0x00001F;
 643                 mask_keyup   = 0x000020;
 644                 polling      = 50; // ms
 645                 break;
 646         case SAA7134_BOARD_MD2819:
 647         case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
 648         case SAA7134_BOARD_AVERMEDIA_305:
 649         case SAA7134_BOARD_AVERMEDIA_307:
 650         case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
 651         case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
 652         case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
 653                 ir_codes     = md2819_codes;
 654                 mask_keycode = 0x0007C8;
 655                 mask_keydown = 0x000010;
 656                 polling      = 50; // ms
 657                 /* Set GPIO pin2 to high to enable the IR controller */
 658                 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
 659                 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
 660                 break;
 661         case SAA7134_BOARD_KWORLD_TERMINATOR:
 662                 ir_codes     = avacssmart_codes;
 663                 mask_keycode = 0x00001f;
 664                 mask_keyup   = 0x000060;
 665                 polling      = 50; // ms
 666                 break;
 667         case SAA7134_BOARD_MANLI_MTV001:
 668         case SAA7134_BOARD_MANLI_MTV002:
 669         case SAA7134_BOARD_BEHOLD_409FM:
 670                 ir_codes     = manli_codes;
 671                 mask_keycode = 0x001f00;
 672                 mask_keyup   = 0x004000;
 673                 polling      = 50; // ms
 674                 break;
 675         case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
 676                 ir_codes     = pctv_sedna_codes;
 677                 mask_keycode = 0x001f00;
 678                 mask_keyup   = 0x004000;
 679                 polling      = 50; // ms
 680                 break;
 681         case SAA7134_BOARD_GOTVIEW_7135:
 682                 ir_codes     = gotview7135_codes;
 683                 mask_keycode = 0x0003EC;
 684                 mask_keyup   = 0x008000;
 685                 mask_keydown = 0x000010;
 686                 polling      = 50; // ms
 687                 break;
 688         case SAA7134_BOARD_VIDEOMATE_TV_PVR:
 689         case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
 690                 ir_codes     = videomate_tv_pvr_codes;
 691                 mask_keycode = 0x00003F;
 692                 mask_keyup   = 0x400000;
 693                 polling      = 50; // ms
 694                 break;
 695         case SAA7134_BOARD_VIDEOMATE_DVBT_300:
 696         case SAA7134_BOARD_VIDEOMATE_DVBT_200:
 697                 ir_codes     = videomate_tv_pvr_codes;
 698                 mask_keycode = 0x003F00;
 699                 mask_keyup   = 0x040000;
 700                 break;
 701         }
 702         if (NULL == ir_codes) {
 703                 printk("%s: Oops: IR config error [card=%d]\n",
 704                        dev->name, dev->board);
 705                 return -ENODEV;
 706         }
 707
 708         ir = kzalloc(sizeof(*ir), GFP_KERNEL);
 709         input_dev = input_allocate_device();
 710         if (!ir || !input_dev) {
 711                 kfree(ir);
 712                 input_free_device(input_dev);
 713                 return -ENOMEM;
 714         }
 715
 716         /* init hardware-specific stuff */
 717         ir->mask_keycode = mask_keycode;
 718         ir->mask_keydown = mask_keydown;
 719         ir->mask_keyup   = mask_keyup;
 720         ir->polling      = polling;
 721
 722         /* init input device */
 723         snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
 724                  saa7134_boards[dev->board].name);
 725         snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
 726                  pci_name(dev->pci));
 727
 728         ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
 729         input_dev->name = ir->name;
 730         input_dev->phys = ir->phys;
 731         input_dev->id.bustype = BUS_PCI;
 732         input_dev->id.version = 1;
 733         if (dev->pci->subsystem_vendor) {
 734                 input_dev->id.vendor  = dev->pci->subsystem_vendor;
 735                 input_dev->id.product = dev->pci->subsystem_device;
 736         } else {
 737                 input_dev->id.vendor  = dev->pci->vendor;
 738                 input_dev->id.product = dev->pci->device;
 739         }
 740         input_dev->cdev.dev = &dev->pci->dev;
 741
 742         /* all done */
 743         dev->remote = ir;
 744         if (ir->polling) {
 745                 init_timer(&ir->timer);
 746                 ir->timer.function = saa7134_input_timer;
 747                 ir->timer.data     = (unsigned long)dev;
 748                 ir->timer.expires  = jiffies + HZ;
 749                 add_timer(&ir->timer);
 750         }
 751
 752         input_register_device(ir->dev);
 753         return 0;
 754 }
 755
 756 void saa7134_input_fini(struct saa7134_dev *dev)
 757 {
 758         if (NULL == dev->remote)
 759                 return;
 760
 761         if (dev->remote->polling)
 762                 del_timer_sync(&dev->remote->timer);
 763         input_unregister_device(dev->remote->dev);
 764         kfree(dev->remote);
 765         dev->remote = NULL;
 766 }
 767
 768 void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
 769 {
 770         if (disable_ir) {
 771                 dprintk("Found supported i2c remote, but IR has been disabled\n");
 772                 ir->get_key=NULL;
 773                 return;
 774         }
 775
 776         switch (dev->board) {
 777         case SAA7134_BOARD_PINNACLE_PCTV_110i:
 778                 snprintf(ir->c.name, sizeof(ir->c.name), "Pinnacle PCTV");
 779                 ir->get_key   = get_key_pinnacle;
 780                 ir->ir_codes  = ir_codes_pinnacle;
 781                 break;
 782         case SAA7134_BOARD_UPMOST_PURPLE_TV:
 783                 snprintf(ir->c.name, sizeof(ir->c.name), "Purple TV");
 784                 ir->get_key   = get_key_purpletv;
 785                 ir->ir_codes  = ir_codes_purpletv;
 786                 break;
 787         default:
 788                 dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board);
 789                 break;
 790         }
 791
 792 }
 793 /* ----------------------------------------------------------------------
 794  * Local variables:
 795  * c-basic-offset: 8
 796  * End:
 797  */