Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
[linux-2.6] / 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 static IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE] = {
489         [ 0x59 ] = KEY_MUTE,
490         [ 0x4a ] = KEY_POWER,
491
492         [ 0x18 ] = KEY_TEXT,
493         [ 0x26 ] = KEY_TV,
494         [ 0x3d ] = KEY_PRINT,
495
496         [ 0x48 ] = KEY_RED,
497         [ 0x04 ] = KEY_GREEN,
498         [ 0x11 ] = KEY_YELLOW,
499         [ 0x00 ] = KEY_BLUE,
500
501         [ 0x2d ] = KEY_VOLUMEUP,
502         [ 0x1e ] = KEY_VOLUMEDOWN,
503
504         [ 0x49 ] = KEY_MENU,
505
506         [ 0x16 ] = KEY_CHANNELUP,
507         [ 0x17 ] = KEY_CHANNELDOWN,
508
509         [ 0x20 ] = KEY_UP,
510         [ 0x21 ] = KEY_DOWN,
511         [ 0x22 ] = KEY_LEFT,
512         [ 0x23 ] = KEY_RIGHT,
513         [ 0x0d ] = KEY_SELECT,
514
515
516
517         [ 0x08 ] = KEY_BACK,
518         [ 0x07 ] = KEY_REFRESH,
519
520         [ 0x2f ] = KEY_ZOOM,
521         [ 0x29 ] = KEY_RECORD,
522
523         [ 0x4b ] = KEY_PAUSE,
524         [ 0x4d ] = KEY_REWIND,
525         [ 0x2e ] = KEY_PLAY,
526         [ 0x4e ] = KEY_FORWARD,
527         [ 0x53 ] = KEY_PREVIOUS,
528         [ 0x4c ] = KEY_STOP,
529         [ 0x54 ] = KEY_NEXT,
530
531         [ 0x69 ] = KEY_KP0,
532         [ 0x6a ] = KEY_KP1,
533         [ 0x6b ] = KEY_KP2,
534         [ 0x6c ] = KEY_KP3,
535         [ 0x6d ] = KEY_KP4,
536         [ 0x6e ] = KEY_KP5,
537         [ 0x6f ] = KEY_KP6,
538         [ 0x70 ] = KEY_KP7,
539         [ 0x71 ] = KEY_KP8,
540         [ 0x72 ] = KEY_KP9,
541
542         [ 0x74 ] = KEY_CHANNEL,
543         [ 0x0a ] = KEY_BACKSPACE,
544 };
545
546 /* Mapping for the 28 key remote control as seen at
547    http://www.sednacomputer.com/photo/cardbus-tv.jpg
548    Pavel Mihaylov <bin@bash.info> */
549 static IR_KEYTAB_TYPE pctv_sedna_codes[IR_KEYTAB_SIZE] = {
550         [    0 ] = KEY_KP0,
551         [    1 ] = KEY_KP1,
552         [    2 ] = KEY_KP2,
553         [    3 ] = KEY_KP3,
554         [    4 ] = KEY_KP4,
555         [    5 ] = KEY_KP5,
556         [    6 ] = KEY_KP6,
557         [    7 ] = KEY_KP7,
558         [    8 ] = KEY_KP8,
559         [    9 ] = KEY_KP9,
560
561         [ 0x0a ] = KEY_AGAIN,          /* Recall */
562         [ 0x0b ] = KEY_CHANNELUP,
563         [ 0x0c ] = KEY_VOLUMEUP,
564         [ 0x0d ] = KEY_MODE,           /* Stereo */
565         [ 0x0e ] = KEY_STOP,
566         [ 0x0f ] = KEY_PREVIOUSSONG,
567         [ 0x10 ] = KEY_ZOOM,
568         [ 0x11 ] = KEY_TUNER,          /* Source */
569         [ 0x12 ] = KEY_POWER,
570         [ 0x13 ] = KEY_MUTE,
571         [ 0x15 ] = KEY_CHANNELDOWN,
572         [ 0x18 ] = KEY_VOLUMEDOWN,
573         [ 0x19 ] = KEY_SHUFFLE,        /* Snapshot */
574         [ 0x1a ] = KEY_NEXTSONG,
575         [ 0x1b ] = KEY_TEXT,           /* Time Shift */
576         [ 0x1c ] = KEY_RADIO,          /* FM Radio */
577         [ 0x1d ] = KEY_RECORD,
578         [ 0x1e ] = KEY_PAUSE,
579 };
580
581
582 /* -------------------- GPIO generic keycode builder -------------------- */
583
584 static int build_key(struct saa7134_dev *dev)
585 {
586         struct saa7134_ir *ir = dev->remote;
587         u32 gpio, data;
588
589         /* rising SAA7134_GPIO_GPRESCAN reads the status */
590         saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
591         saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
592
593         gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
594         if (ir->polling) {
595                 if (ir->last_gpio == gpio)
596                         return 0;
597                 ir->last_gpio = gpio;
598         }
599
600         data = ir_extract_bits(gpio, ir->mask_keycode);
601         dprintk("build_key gpio=0x%x mask=0x%x data=%d\n",
602                 gpio, ir->mask_keycode, data);
603
604         if ((ir->mask_keydown  &&  (0 != (gpio & ir->mask_keydown))) ||
605             (ir->mask_keyup    &&  (0 == (gpio & ir->mask_keyup)))) {
606                 ir_input_keydown(ir->dev, &ir->ir, data, data);
607         } else {
608                 ir_input_nokey(ir->dev, &ir->ir);
609         }
610         return 0;
611 }
612
613 /* --------------------- Chip specific I2C key builders ----------------- */
614
615 static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
616 {
617         unsigned char b;
618
619         /* poll IR chip */
620         if (1 != i2c_master_recv(&ir->c,&b,1)) {
621                 i2cdprintk("read error\n");
622                 return -EIO;
623         }
624
625         /* no button press */
626         if (b==0)
627                 return 0;
628
629         /* repeating */
630         if (b & 0x80)
631                 return 1;
632
633         *ir_key = b;
634         *ir_raw = b;
635         return 1;
636 }
637
638 /* The new pinnacle PCTV remote (with the colored buttons)
639  *
640  * Ricardo Cerqueira <v4l@cerqueira.org>
641  */
642
643 static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
644 {
645         unsigned char b[4];
646         unsigned int start = 0,parity = 0,code = 0;
647
648         /* poll IR chip */
649         if (4 != i2c_master_recv(&ir->c,b,4)) {
650                 i2cdprintk("read error\n");
651                 return -EIO;
652         }
653
654         for (start = 0; start<4; start++) {
655                 if (b[start] == 0x80) {
656                         code=b[(start+3)%4];
657                         parity=b[(start+2)%4];
658                 }
659         }
660
661         /* Empty Request */
662         if (parity==0)
663                 return 0;
664
665         /* Repeating... */
666         if (ir->old == parity)
667                 return 0;
668
669
670         ir->old = parity;
671
672         /* Reduce code value to fit inside IR_KEYTAB_SIZE
673          *
674          * this is the only value that results in 42 unique
675          * codes < 128
676          */
677
678         code %= 0x88;
679
680         *ir_raw = code;
681         *ir_key = code;
682
683         i2cdprintk("Pinnacle PCTV key %02x\n", code);
684
685         return 1;
686 }
687
688
689 void saa7134_input_irq(struct saa7134_dev *dev)
690 {
691         struct saa7134_ir *ir = dev->remote;
692
693         if (!ir->polling)
694                 build_key(dev);
695 }
696
697 static void saa7134_input_timer(unsigned long data)
698 {
699         struct saa7134_dev *dev = (struct saa7134_dev*)data;
700         struct saa7134_ir *ir = dev->remote;
701         unsigned long timeout;
702
703         build_key(dev);
704         timeout = jiffies + (ir->polling * HZ / 1000);
705         mod_timer(&ir->timer, timeout);
706 }
707
708 int saa7134_input_init1(struct saa7134_dev *dev)
709 {
710         struct saa7134_ir *ir;
711         struct input_dev *input_dev;
712         IR_KEYTAB_TYPE *ir_codes = NULL;
713         u32 mask_keycode = 0;
714         u32 mask_keydown = 0;
715         u32 mask_keyup   = 0;
716         int polling      = 0;
717         int ir_type      = IR_TYPE_OTHER;
718
719         if (dev->has_remote != SAA7134_REMOTE_GPIO)
720                 return -ENODEV;
721         if (disable_ir)
722                 return -ENODEV;
723
724         /* detect & configure */
725         switch (dev->board) {
726         case SAA7134_BOARD_FLYVIDEO2000:
727         case SAA7134_BOARD_FLYVIDEO3000:
728         case SAA7134_BOARD_FLYTVPLATINUM_FM:
729         case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
730                 ir_codes     = flyvideo_codes;
731                 mask_keycode = 0xEC00000;
732                 mask_keydown = 0x0040000;
733                 break;
734         case SAA7134_BOARD_CINERGY400:
735         case SAA7134_BOARD_CINERGY600:
736         case SAA7134_BOARD_CINERGY600_MK3:
737                 ir_codes     = cinergy_codes;
738                 mask_keycode = 0x00003f;
739                 mask_keyup   = 0x040000;
740                 break;
741         case SAA7134_BOARD_ECS_TVP3XP:
742         case SAA7134_BOARD_ECS_TVP3XP_4CB5:
743                 ir_codes     = eztv_codes;
744                 mask_keycode = 0x00017c;
745                 mask_keyup   = 0x000002;
746                 polling      = 50; // ms
747                 break;
748         case SAA7134_BOARD_KWORLD_XPERT:
749         case SAA7134_BOARD_AVACSSMARTTV:
750                 ir_codes     = avacssmart_codes;
751                 mask_keycode = 0x00001F;
752                 mask_keyup   = 0x000020;
753                 polling      = 50; // ms
754                 break;
755         case SAA7134_BOARD_MD2819:
756         case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
757         case SAA7134_BOARD_AVERMEDIA_305:
758         case SAA7134_BOARD_AVERMEDIA_307:
759         case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
760         case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
761         case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
762                 ir_codes     = md2819_codes;
763                 mask_keycode = 0x0007C8;
764                 mask_keydown = 0x000010;
765                 polling      = 50; // ms
766                 /* Set GPIO pin2 to high to enable the IR controller */
767                 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
768                 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
769                 break;
770         case SAA7134_BOARD_KWORLD_TERMINATOR:
771                 ir_codes     = avacssmart_codes;
772                 mask_keycode = 0x00001f;
773                 mask_keyup   = 0x000060;
774                 polling      = 50; // ms
775                 break;
776         case SAA7134_BOARD_MANLI_MTV001:
777         case SAA7134_BOARD_MANLI_MTV002:
778         case SAA7134_BOARD_BEHOLD_409FM:
779                 ir_codes     = manli_codes;
780                 mask_keycode = 0x001f00;
781                 mask_keyup   = 0x004000;
782                 polling      = 50; // ms
783                 break;
784         case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
785                 ir_codes     = pctv_sedna_codes;
786                 mask_keycode = 0x001f00;
787                 mask_keyup   = 0x004000;
788                 polling      = 50; // ms
789                 break;
790         case SAA7134_BOARD_GOTVIEW_7135:
791                 ir_codes     = gotview7135_codes;
792                 mask_keycode = 0x0003EC;
793                 mask_keyup   = 0x008000;
794                 mask_keydown = 0x000010;
795                 polling      = 50; // ms
796                 break;
797         case SAA7134_BOARD_VIDEOMATE_TV_PVR:
798         case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
799                 ir_codes     = videomate_tv_pvr_codes;
800                 mask_keycode = 0x00003F;
801                 mask_keyup   = 0x400000;
802                 polling      = 50; // ms
803                 break;
804         case SAA7134_BOARD_VIDEOMATE_DVBT_300:
805         case SAA7134_BOARD_VIDEOMATE_DVBT_200:
806                 ir_codes     = videomate_tv_pvr_codes;
807                 mask_keycode = 0x003F00;
808                 mask_keyup   = 0x040000;
809                 break;
810         }
811         if (NULL == ir_codes) {
812                 printk("%s: Oops: IR config error [card=%d]\n",
813                        dev->name, dev->board);
814                 return -ENODEV;
815         }
816
817         ir = kzalloc(sizeof(*ir), GFP_KERNEL);
818         input_dev = input_allocate_device();
819         if (!ir || !input_dev) {
820                 kfree(ir);
821                 input_free_device(input_dev);
822                 return -ENOMEM;
823         }
824
825         /* init hardware-specific stuff */
826         ir->mask_keycode = mask_keycode;
827         ir->mask_keydown = mask_keydown;
828         ir->mask_keyup   = mask_keyup;
829         ir->polling      = polling;
830
831         /* init input device */
832         snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
833                  saa7134_boards[dev->board].name);
834         snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
835                  pci_name(dev->pci));
836
837         ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
838         input_dev->name = ir->name;
839         input_dev->phys = ir->phys;
840         input_dev->id.bustype = BUS_PCI;
841         input_dev->id.version = 1;
842         if (dev->pci->subsystem_vendor) {
843                 input_dev->id.vendor  = dev->pci->subsystem_vendor;
844                 input_dev->id.product = dev->pci->subsystem_device;
845         } else {
846                 input_dev->id.vendor  = dev->pci->vendor;
847                 input_dev->id.product = dev->pci->device;
848         }
849         input_dev->cdev.dev = &dev->pci->dev;
850
851         /* all done */
852         dev->remote = ir;
853         if (ir->polling) {
854                 init_timer(&ir->timer);
855                 ir->timer.function = saa7134_input_timer;
856                 ir->timer.data     = (unsigned long)dev;
857                 ir->timer.expires  = jiffies + HZ;
858                 add_timer(&ir->timer);
859         }
860
861         input_register_device(ir->dev);
862         return 0;
863 }
864
865 void saa7134_input_fini(struct saa7134_dev *dev)
866 {
867         if (NULL == dev->remote)
868                 return;
869
870         if (dev->remote->polling)
871                 del_timer_sync(&dev->remote->timer);
872         input_unregister_device(dev->remote->dev);
873         kfree(dev->remote);
874         dev->remote = NULL;
875 }
876
877 void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
878 {
879         if (disable_ir) {
880                 dprintk("Found supported i2c remote, but IR has been disabled\n");
881                 ir->get_key=NULL;
882                 return;
883         }
884
885         switch (dev->board) {
886         case SAA7134_BOARD_PINNACLE_PCTV_110i:
887                 snprintf(ir->c.name, sizeof(ir->c.name), "Pinnacle PCTV");
888                 ir->get_key   = get_key_pinnacle;
889                 ir->ir_codes  = ir_codes_pinnacle;
890                 break;
891         case SAA7134_BOARD_UPMOST_PURPLE_TV:
892                 snprintf(ir->c.name, sizeof(ir->c.name), "Purple TV");
893                 ir->get_key   = get_key_purpletv;
894                 ir->ir_codes  = ir_codes_purpletv;
895                 break;
896         default:
897                 dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board);
898                 break;
899         }
900
901 }
902 /* ----------------------------------------------------------------------
903  * Local variables:
904  * c-basic-offset: 8
905  * End:
906  */