projects / deliverable / linux.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
[media] saa7134: prepare to use pr_foo macros
[deliverable/linux.git] / drivers / media / pci / 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 "saa7134.h"
22 #include "saa7134-reg.h"
23
24 #include <linux/module.h>
25 #include <linux/init.h>
26 #include <linux/delay.h>
27 #include <linux/interrupt.h>
28 #include <linux/slab.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 #define dprintk(fmt, arg...) if (ir_debug) \
45 printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg)
46 #define i2cdprintk(fmt, arg...) if (ir_debug) \
47 printk(KERN_DEBUG "%s/ir: " fmt, ir->name , ## arg)
48
49 /* Helper function for raw decoding at GPIO16 or GPIO18 */
50 static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
51
52 /* -------------------- GPIO generic keycode builder -------------------- */
53
54 static int build_key(struct saa7134_dev *dev)
55 {
56 struct saa7134_card_ir *ir = dev->remote;
57 u32 gpio, data;
58
59 /* here comes the additional handshake steps for some cards */
60 switch (dev->board) {
61 case SAA7134_BOARD_GOTVIEW_7135:
62 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80);
63 saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80);
64 break;
65 }
66 /* rising SAA7134_GPIO_GPRESCAN reads the status */
67 saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
68 saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
69
70 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
71 if (ir->polling) {
72 if (ir->last_gpio == gpio)
73 return 0;
74 ir->last_gpio = gpio;
75 }
76
77 data = ir_extract_bits(gpio, ir->mask_keycode);
78 dprintk("build_key gpio=0x%x mask=0x%x data=%d\n",
79 gpio, ir->mask_keycode, data);
80
81 switch (dev->board) {
82 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
83 if (data == ir->mask_keycode)
84 rc_keyup(ir->dev);
85 else
86 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
87 return 0;
88 }
89
90 if (ir->polling) {
91 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
92 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
93 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
94 } else {
95 rc_keyup(ir->dev);
96 }
97 }
98 else { /* IRQ driven mode - handle key press and release in one go */
99 if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
100 (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
101 rc_keydown_notimeout(ir->dev, RC_TYPE_UNKNOWN, data, 0);
102 rc_keyup(ir->dev);
103 }
104 }
105
106 return 0;
107 }
108
109 /* --------------------- Chip specific I2C key builders ----------------- */
110
111 static int get_key_flydvb_trio(struct IR_i2c *ir, enum rc_type *protocol,
112 u32 *scancode, u8 *toggle)
113 {
114 int gpio;
115 int attempt = 0;
116 unsigned char b;
117
118 /* We need this to access GPI Used by the saa_readl macro. */
119 struct saa7134_dev *dev = ir->c->adapter->algo_data;
120
121 if (dev == NULL) {
122 i2cdprintk("get_key_flydvb_trio: "
123 "ir->c->adapter->algo_data is NULL!\n");
124 return -EIO;
125 }
126
127 /* rising SAA7134_GPIGPRESCAN reads the status */
128 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
129 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
130
131 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
132
133 if (0x40000 & ~gpio)
134 return 0; /* No button press */
135
136 /* poll IR chip */
137 /* weak up the IR chip */
138 b = 0;
139
140 while (1 != i2c_master_send(ir->c, &b, 1)) {
141 if ((attempt++) < 10) {
142 /*
143 * wait a bit for next attempt -
144 * I don't know how make it better
145 */
146 msleep(10);
147 continue;
148 }
149 i2cdprintk("send wake up byte to pic16C505 (IR chip)"
150 "failed %dx\n", attempt);
151 return -EIO;
152 }
153 if (1 != i2c_master_recv(ir->c, &b, 1)) {
154 i2cdprintk("read error\n");
155 return -EIO;
156 }
157
158 *protocol = RC_TYPE_UNKNOWN;
159 *scancode = b;
160 *toggle = 0;
161 return 1;
162 }
163
164 static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, enum rc_type *protocol,
165 u32 *scancode, u8 *toggle)
166 {
167 unsigned char b;
168 int gpio;
169
170 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
171 struct saa7134_dev *dev = ir->c->adapter->algo_data;
172 if (dev == NULL) {
173 i2cdprintk("get_key_msi_tvanywhere_plus: "
174 "ir->c->adapter->algo_data is NULL!\n");
175 return -EIO;
176 }
177
178 /* rising SAA7134_GPIO_GPRESCAN reads the status */
179
180 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
181 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
182
183 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
184
185 /* GPIO&0x40 is pulsed low when a button is pressed. Don't do
186 I2C receive if gpio&0x40 is not low. */
187
188 if (gpio & 0x40)
189 return 0; /* No button press */
190
191 /* GPIO says there is a button press. Get it. */
192
193 if (1 != i2c_master_recv(ir->c, &b, 1)) {
194 i2cdprintk("read error\n");
195 return -EIO;
196 }
197
198 /* No button press */
199
200 if (b == 0xff)
201 return 0;
202
203 /* Button pressed */
204
205 dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
206 *protocol = RC_TYPE_UNKNOWN;
207 *scancode = b;
208 *toggle = 0;
209 return 1;
210 }
211
212 /* copied and modified from get_key_msi_tvanywhere_plus() */
213 static int get_key_kworld_pc150u(struct IR_i2c *ir, enum rc_type *protocol,
214 u32 *scancode, u8 *toggle)
215 {
216 unsigned char b;
217 unsigned int gpio;
218
219 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
220 struct saa7134_dev *dev = ir->c->adapter->algo_data;
221 if (dev == NULL) {
222 i2cdprintk("get_key_kworld_pc150u: "
223 "ir->c->adapter->algo_data is NULL!\n");
224 return -EIO;
225 }
226
227 /* rising SAA7134_GPIO_GPRESCAN reads the status */
228
229 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
230 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
231
232 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
233
234 /* GPIO&0x100 is pulsed low when a button is pressed. Don't do
235 I2C receive if gpio&0x100 is not low. */
236
237 if (gpio & 0x100)
238 return 0; /* No button press */
239
240 /* GPIO says there is a button press. Get it. */
241
242 if (1 != i2c_master_recv(ir->c, &b, 1)) {
243 i2cdprintk("read error\n");
244 return -EIO;
245 }
246
247 /* No button press */
248
249 if (b == 0xff)
250 return 0;
251
252 /* Button pressed */
253
254 dprintk("get_key_kworld_pc150u: Key = 0x%02X\n", b);
255 *protocol = RC_TYPE_UNKNOWN;
256 *scancode = b;
257 *toggle = 0;
258 return 1;
259 }
260
261 static int get_key_purpletv(struct IR_i2c *ir, enum rc_type *protocol,
262 u32 *scancode, u8 *toggle)
263 {
264 unsigned char b;
265
266 /* poll IR chip */
267 if (1 != i2c_master_recv(ir->c, &b, 1)) {
268 i2cdprintk("read error\n");
269 return -EIO;
270 }
271
272 /* no button press */
273 if (b==0)
274 return 0;
275
276 /* repeating */
277 if (b & 0x80)
278 return 1;
279
280 *protocol = RC_TYPE_UNKNOWN;
281 *scancode = b;
282 *toggle = 0;
283 return 1;
284 }
285
286 static int get_key_hvr1110(struct IR_i2c *ir, enum rc_type *protocol,
287 u32 *scancode, u8 *toggle)
288 {
289 unsigned char buf[5];
290
291 /* poll IR chip */
292 if (5 != i2c_master_recv(ir->c, buf, 5))
293 return -EIO;
294
295 /* Check if some key were pressed */
296 if (!(buf[0] & 0x80))
297 return 0;
298
299 /*
300 * buf[3] & 0x80 is always high.
301 * buf[3] & 0x40 is a parity bit. A repeat event is marked
302 * by preserving it into two separate readings
303 * buf[4] bits 0 and 1, and buf[1] and buf[2] are always
304 * zero.
305 *
306 * Note that the keymap which the hvr1110 uses is RC5.
307 *
308 * FIXME: start bits could maybe be used...?
309 */
310 *protocol = RC_TYPE_RC5;
311 *scancode = RC_SCANCODE_RC5(buf[3] & 0x1f, buf[4] >> 2);
312 *toggle = !!(buf[3] & 0x40);
313 return 1;
314 }
315
316
317 static int get_key_beholdm6xx(struct IR_i2c *ir, enum rc_type *protocol,
318 u32 *scancode, u8 *toggle)
319 {
320 unsigned char data[12];
321 u32 gpio;
322
323 struct saa7134_dev *dev = ir->c->adapter->algo_data;
324
325 /* rising SAA7134_GPIO_GPRESCAN reads the status */
326 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
327 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
328
329 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
330
331 if (0x400000 & ~gpio)
332 return 0; /* No button press */
333
334 ir->c->addr = 0x5a >> 1;
335
336 if (12 != i2c_master_recv(ir->c, data, 12)) {
337 i2cdprintk("read error\n");
338 return -EIO;
339 }
340
341 if (data[9] != (unsigned char)(~data[8]))
342 return 0;
343
344 *protocol = RC_TYPE_NEC;
345 *scancode = RC_SCANCODE_NECX(data[11] << 8 | data[10], data[9]);
346 *toggle = 0;
347 return 1;
348 }
349
350 /* Common (grey or coloured) pinnacle PCTV remote handling
351 *
352 */
353 static int get_key_pinnacle(struct IR_i2c *ir, enum rc_type *protocol,
354 u32 *scancode, u8 *toggle, int parity_offset,
355 int marker, int code_modulo)
356 {
357 unsigned char b[4];
358 unsigned int start = 0,parity = 0,code = 0;
359
360 /* poll IR chip */
361 if (4 != i2c_master_recv(ir->c, b, 4)) {
362 i2cdprintk("read error\n");
363 return -EIO;
364 }
365
366 for (start = 0; start < ARRAY_SIZE(b); start++) {
367 if (b[start] == marker) {
368 code=b[(start+parity_offset + 1) % 4];
369 parity=b[(start+parity_offset) % 4];
370 }
371 }
372
373 /* Empty Request */
374 if (parity == 0)
375 return 0;
376
377 /* Repeating... */
378 if (ir->old == parity)
379 return 0;
380
381 ir->old = parity;
382
383 /* drop special codes when a key is held down a long time for the grey controller
384 In this case, the second bit of the code is asserted */
385 if (marker == 0xfe && (code & 0x40))
386 return 0;
387
388 code %= code_modulo;
389
390 *protocol = RC_TYPE_UNKNOWN;
391 *scancode = code;
392 *toggle = 0;
393
394 i2cdprintk("Pinnacle PCTV key %02x\n", code);
395 return 1;
396 }
397
398 /* The grey pinnacle PCTV remote
399 *
400 * There are one issue with this remote:
401 * - I2c packet does not change when the same key is pressed quickly. The workaround
402 * is to hold down each key for about half a second, so that another code is generated
403 * in the i2c packet, and the function can distinguish key presses.
404 *
405 * Sylvain Pasche <sylvain.pasche@gmail.com>
406 */
407 static int get_key_pinnacle_grey(struct IR_i2c *ir, enum rc_type *protocol,
408 u32 *scancode, u8 *toggle)
409 {
410
411 return get_key_pinnacle(ir, protocol, scancode, toggle, 1, 0xfe, 0xff);
412 }
413
414
415 /* The new pinnacle PCTV remote (with the colored buttons)
416 *
417 * Ricardo Cerqueira <v4l@cerqueira.org>
418 */
419 static int get_key_pinnacle_color(struct IR_i2c *ir, enum rc_type *protocol,
420 u32 *scancode, u8 *toggle)
421 {
422 /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE
423 *
424 * this is the only value that results in 42 unique
425 * codes < 128
426 */
427
428 return get_key_pinnacle(ir, protocol, scancode, toggle, 2, 0x80, 0x88);
429 }
430
431 void saa7134_input_irq(struct saa7134_dev *dev)
432 {
433 struct saa7134_card_ir *ir;
434
435 if (!dev || !dev->remote)
436 return;
437
438 ir = dev->remote;
439 if (!ir->running)
440 return;
441
442 if (!ir->polling && !ir->raw_decode) {
443 build_key(dev);
444 } else if (ir->raw_decode) {
445 saa7134_raw_decode_irq(dev);
446 }
447 }
448
449 static void saa7134_input_timer(unsigned long data)
450 {
451 struct saa7134_dev *dev = (struct saa7134_dev *)data;
452 struct saa7134_card_ir *ir = dev->remote;
453
454 build_key(dev);
455 mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
456 }
457
458 static void ir_raw_decode_timer_end(unsigned long data)
459 {
460 struct saa7134_dev *dev = (struct saa7134_dev *)data;
461
462 ir_raw_event_handle(dev->remote->dev);
463 }
464
465 static int __saa7134_ir_start(void *priv)
466 {
467 struct saa7134_dev *dev = priv;
468 struct saa7134_card_ir *ir;
469
470 if (!dev || !dev->remote)
471 return -EINVAL;
472
473 ir = dev->remote;
474 if (ir->running)
475 return 0;
476
477 /* Moved here from saa7134_input_init1() because the latter
478 * is not called on device resume */
479 switch (dev->board) {
480 case SAA7134_BOARD_MD2819:
481 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
482 case SAA7134_BOARD_AVERMEDIA_305:
483 case SAA7134_BOARD_AVERMEDIA_307:
484 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
485 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
486 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
487 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
488 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
489 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
490 case SAA7134_BOARD_AVERMEDIA_M102:
491 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
492 /* Without this we won't receive key up events */
493 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
494 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
495 break;
496 case SAA7134_BOARD_AVERMEDIA_777:
497 case SAA7134_BOARD_AVERMEDIA_A16AR:
498 /* Without this we won't receive key up events */
499 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
500 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
501 break;
502 case SAA7134_BOARD_AVERMEDIA_A16D:
503 /* Without this we won't receive key up events */
504 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
505 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
506 break;
507 case SAA7134_BOARD_GOTVIEW_7135:
508 saa_setb(SAA7134_GPIO_GPMODE1, 0x80);
509 break;
510 }
511
512 ir->running = true;
513
514 if (ir->polling) {
515 setup_timer(&ir->timer, saa7134_input_timer,
516 (unsigned long)dev);
517 ir->timer.expires = jiffies + HZ;
518 add_timer(&ir->timer);
519 } else if (ir->raw_decode) {
520 /* set timer_end for code completion */
521 setup_timer(&ir->timer, ir_raw_decode_timer_end,
522 (unsigned long)dev);
523 }
524
525 return 0;
526 }
527
528 static void __saa7134_ir_stop(void *priv)
529 {
530 struct saa7134_dev *dev = priv;
531 struct saa7134_card_ir *ir;
532
533 if (!dev || !dev->remote)
534 return;
535
536 ir = dev->remote;
537 if (!ir->running)
538 return;
539
540 if (ir->polling || ir->raw_decode)
541 del_timer_sync(&ir->timer);
542
543 ir->running = false;
544
545 return;
546 }
547
548 int saa7134_ir_start(struct saa7134_dev *dev)
549 {
550 if (dev->remote->users)
551 return __saa7134_ir_start(dev);
552
553 return 0;
554 }
555
556 void saa7134_ir_stop(struct saa7134_dev *dev)
557 {
558 if (dev->remote->users)
559 __saa7134_ir_stop(dev);
560 }
561
562 static int saa7134_ir_open(struct rc_dev *rc)
563 {
564 struct saa7134_dev *dev = rc->priv;
565
566 dev->remote->users++;
567 return __saa7134_ir_start(dev);
568 }
569
570 static void saa7134_ir_close(struct rc_dev *rc)
571 {
572 struct saa7134_dev *dev = rc->priv;
573
574 dev->remote->users--;
575 if (!dev->remote->users)
576 __saa7134_ir_stop(dev);
577 }
578
579 int saa7134_input_init1(struct saa7134_dev *dev)
580 {
581 struct saa7134_card_ir *ir;
582 struct rc_dev *rc;
583 char *ir_codes = NULL;
584 u32 mask_keycode = 0;
585 u32 mask_keydown = 0;
586 u32 mask_keyup = 0;
587 unsigned polling = 0;
588 bool raw_decode = false;
589 int err;
590
591 if (dev->has_remote != SAA7134_REMOTE_GPIO)
592 return -ENODEV;
593 if (disable_ir)
594 return -ENODEV;
595
596 /* detect & configure */
597 switch (dev->board) {
598 case SAA7134_BOARD_FLYVIDEO2000:
599 case SAA7134_BOARD_FLYVIDEO3000:
600 case SAA7134_BOARD_FLYTVPLATINUM_FM:
601 case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
602 case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
603 ir_codes = RC_MAP_FLYVIDEO;
604 mask_keycode = 0xEC00000;
605 mask_keydown = 0x0040000;
606 break;
607 case SAA7134_BOARD_CINERGY400:
608 case SAA7134_BOARD_CINERGY600:
609 case SAA7134_BOARD_CINERGY600_MK3:
610 ir_codes = RC_MAP_CINERGY;
611 mask_keycode = 0x00003f;
612 mask_keyup = 0x040000;
613 break;
614 case SAA7134_BOARD_ECS_TVP3XP:
615 case SAA7134_BOARD_ECS_TVP3XP_4CB5:
616 ir_codes = RC_MAP_EZTV;
617 mask_keycode = 0x00017c;
618 mask_keyup = 0x000002;
619 polling = 50; // ms
620 break;
621 case SAA7134_BOARD_KWORLD_XPERT:
622 case SAA7134_BOARD_AVACSSMARTTV:
623 ir_codes = RC_MAP_PIXELVIEW;
624 mask_keycode = 0x00001F;
625 mask_keyup = 0x000020;
626 polling = 50; // ms
627 break;
628 case SAA7134_BOARD_MD2819:
629 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
630 case SAA7134_BOARD_AVERMEDIA_305:
631 case SAA7134_BOARD_AVERMEDIA_307:
632 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
633 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
634 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
635 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
636 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
637 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
638 case SAA7134_BOARD_AVERMEDIA_M102:
639 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
640 ir_codes = RC_MAP_AVERMEDIA;
641 mask_keycode = 0x0007C8;
642 mask_keydown = 0x000010;
643 polling = 50; // ms
644 /* GPIO stuff moved to __saa7134_ir_start() */
645 break;
646 case SAA7134_BOARD_AVERMEDIA_M135A:
647 ir_codes = RC_MAP_AVERMEDIA_M135A;
648 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
649 mask_keyup = 0x0040000;
650 mask_keycode = 0xffff;
651 raw_decode = true;
652 break;
653 case SAA7134_BOARD_AVERMEDIA_M733A:
654 ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6;
655 mask_keydown = 0x0040000;
656 mask_keyup = 0x0040000;
657 mask_keycode = 0xffff;
658 raw_decode = true;
659 break;
660 case SAA7134_BOARD_AVERMEDIA_777:
661 case SAA7134_BOARD_AVERMEDIA_A16AR:
662 ir_codes = RC_MAP_AVERMEDIA;
663 mask_keycode = 0x02F200;
664 mask_keydown = 0x000400;
665 polling = 50; // ms
666 /* GPIO stuff moved to __saa7134_ir_start() */
667 break;
668 case SAA7134_BOARD_AVERMEDIA_A16D:
669 ir_codes = RC_MAP_AVERMEDIA_A16D;
670 mask_keycode = 0x02F200;
671 mask_keydown = 0x000400;
672 polling = 50; /* ms */
673 /* GPIO stuff moved to __saa7134_ir_start() */
674 break;
675 case SAA7134_BOARD_KWORLD_TERMINATOR:
676 ir_codes = RC_MAP_PIXELVIEW;
677 mask_keycode = 0x00001f;
678 mask_keyup = 0x000060;
679 polling = 50; // ms
680 break;
681 case SAA7134_BOARD_MANLI_MTV001:
682 case SAA7134_BOARD_MANLI_MTV002:
683 ir_codes = RC_MAP_MANLI;
684 mask_keycode = 0x001f00;
685 mask_keyup = 0x004000;
686 polling = 50; /* ms */
687 break;
688 case SAA7134_BOARD_BEHOLD_409FM:
689 case SAA7134_BOARD_BEHOLD_401:
690 case SAA7134_BOARD_BEHOLD_403:
691 case SAA7134_BOARD_BEHOLD_403FM:
692 case SAA7134_BOARD_BEHOLD_405:
693 case SAA7134_BOARD_BEHOLD_405FM:
694 case SAA7134_BOARD_BEHOLD_407:
695 case SAA7134_BOARD_BEHOLD_407FM:
696 case SAA7134_BOARD_BEHOLD_409:
697 case SAA7134_BOARD_BEHOLD_505FM:
698 case SAA7134_BOARD_BEHOLD_505RDS_MK5:
699 case SAA7134_BOARD_BEHOLD_505RDS_MK3:
700 case SAA7134_BOARD_BEHOLD_507_9FM:
701 case SAA7134_BOARD_BEHOLD_507RDS_MK3:
702 case SAA7134_BOARD_BEHOLD_507RDS_MK5:
703 ir_codes = RC_MAP_MANLI;
704 mask_keycode = 0x003f00;
705 mask_keyup = 0x004000;
706 polling = 50; /* ms */
707 break;
708 case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM:
709 ir_codes = RC_MAP_BEHOLD_COLUMBUS;
710 mask_keycode = 0x003f00;
711 mask_keyup = 0x004000;
712 polling = 50; // ms
713 break;
714 case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
715 ir_codes = RC_MAP_PCTV_SEDNA;
716 mask_keycode = 0x001f00;
717 mask_keyup = 0x004000;
718 polling = 50; // ms
719 break;
720 case SAA7134_BOARD_GOTVIEW_7135:
721 ir_codes = RC_MAP_GOTVIEW7135;
722 mask_keycode = 0x0003CC;
723 mask_keydown = 0x000010;
724 polling = 5; /* ms */
725 /* GPIO stuff moved to __saa7134_ir_start() */
726 break;
727 case SAA7134_BOARD_VIDEOMATE_TV_PVR:
728 case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
729 case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
730 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
731 mask_keycode = 0x00003F;
732 mask_keyup = 0x400000;
733 polling = 50; // ms
734 break;
735 case SAA7134_BOARD_PROTEUS_2309:
736 ir_codes = RC_MAP_PROTEUS_2309;
737 mask_keycode = 0x00007F;
738 mask_keyup = 0x000080;
739 polling = 50; // ms
740 break;
741 case SAA7134_BOARD_VIDEOMATE_DVBT_300:
742 case SAA7134_BOARD_VIDEOMATE_DVBT_200:
743 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
744 mask_keycode = 0x003F00;
745 mask_keyup = 0x040000;
746 break;
747 case SAA7134_BOARD_FLYDVBS_LR300:
748 case SAA7134_BOARD_FLYDVBT_LR301:
749 case SAA7134_BOARD_FLYDVBTDUO:
750 ir_codes = RC_MAP_FLYDVB;
751 mask_keycode = 0x0001F00;
752 mask_keydown = 0x0040000;
753 break;
754 case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
755 case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
756 case SAA7134_BOARD_ASUSTeK_P7131_ANALOG:
757 ir_codes = RC_MAP_ASUS_PC39;
758 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
759 mask_keyup = 0x0040000;
760 mask_keycode = 0xffff;
761 raw_decode = true;
762 break;
763 case SAA7134_BOARD_ASUSTeK_PS3_100:
764 ir_codes = RC_MAP_ASUS_PS3_100;
765 mask_keydown = 0x0040000;
766 mask_keyup = 0x0040000;
767 mask_keycode = 0xffff;
768 raw_decode = true;
769 break;
770 case SAA7134_BOARD_ENCORE_ENLTV:
771 case SAA7134_BOARD_ENCORE_ENLTV_FM:
772 ir_codes = RC_MAP_ENCORE_ENLTV;
773 mask_keycode = 0x00007f;
774 mask_keyup = 0x040000;
775 polling = 50; // ms
776 break;
777 case SAA7134_BOARD_ENCORE_ENLTV_FM53:
778 case SAA7134_BOARD_ENCORE_ENLTV_FM3:
779 ir_codes = RC_MAP_ENCORE_ENLTV_FM53;
780 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
781 mask_keyup = 0x0040000;
782 mask_keycode = 0xffff;
783 raw_decode = true;
784 break;
785 case SAA7134_BOARD_10MOONSTVMASTER3:
786 ir_codes = RC_MAP_ENCORE_ENLTV;
787 mask_keycode = 0x5f80000;
788 mask_keyup = 0x8000000;
789 polling = 50; //ms
790 break;
791 case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
792 ir_codes = RC_MAP_GENIUS_TVGO_A11MCE;
793 mask_keycode = 0xff;
794 mask_keydown = 0xf00000;
795 polling = 50; /* ms */
796 break;
797 case SAA7134_BOARD_REAL_ANGEL_220:
798 ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS;
799 mask_keycode = 0x3f00;
800 mask_keyup = 0x4000;
801 polling = 50; /* ms */
802 break;
803 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
804 ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG;
805 mask_keycode = 0x7f;
806 polling = 40; /* ms */
807 break;
808 case SAA7134_BOARD_VIDEOMATE_S350:
809 ir_codes = RC_MAP_VIDEOMATE_S350;
810 mask_keycode = 0x003f00;
811 mask_keydown = 0x040000;
812 break;
813 case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S:
814 ir_codes = RC_MAP_WINFAST;
815 mask_keycode = 0x5f00;
816 mask_keyup = 0x020000;
817 polling = 50; /* ms */
818 break;
819 case SAA7134_BOARD_VIDEOMATE_M1F:
820 ir_codes = RC_MAP_VIDEOMATE_K100;
821 mask_keycode = 0x0ff00;
822 mask_keyup = 0x040000;
823 break;
824 case SAA7134_BOARD_HAUPPAUGE_HVR1150:
825 case SAA7134_BOARD_HAUPPAUGE_HVR1120:
826 ir_codes = RC_MAP_HAUPPAUGE;
827 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
828 mask_keyup = 0x0040000;
829 mask_keycode = 0xffff;
830 raw_decode = true;
831 break;
832 }
833 if (NULL == ir_codes) {
834 printk("%s: Oops: IR config error [card=%d]\n",
835 dev->name, dev->board);
836 return -ENODEV;
837 }
838
839 ir = kzalloc(sizeof(*ir), GFP_KERNEL);
840 rc = rc_allocate_device();
841 if (!ir || !rc) {
842 err = -ENOMEM;
843 goto err_out_free;
844 }
845
846 ir->dev = rc;
847 dev->remote = ir;
848
849 /* init hardware-specific stuff */
850 ir->mask_keycode = mask_keycode;
851 ir->mask_keydown = mask_keydown;
852 ir->mask_keyup = mask_keyup;
853 ir->polling = polling;
854 ir->raw_decode = raw_decode;
855
856 /* init input device */
857 snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
858 saa7134_boards[dev->board].name);
859 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
860 pci_name(dev->pci));
861
862 rc->priv = dev;
863 rc->open = saa7134_ir_open;
864 rc->close = saa7134_ir_close;
865 if (raw_decode)
866 rc->driver_type = RC_DRIVER_IR_RAW;
867
868 rc->input_name = ir->name;
869 rc->input_phys = ir->phys;
870 rc->input_id.bustype = BUS_PCI;
871 rc->input_id.version = 1;
872 if (dev->pci->subsystem_vendor) {
873 rc->input_id.vendor = dev->pci->subsystem_vendor;
874 rc->input_id.product = dev->pci->subsystem_device;
875 } else {
876 rc->input_id.vendor = dev->pci->vendor;
877 rc->input_id.product = dev->pci->device;
878 }
879 rc->dev.parent = &dev->pci->dev;
880 rc->map_name = ir_codes;
881 rc->driver_name = MODULE_NAME;
882
883 err = rc_register_device(rc);
884 if (err)
885 goto err_out_free;
886
887 return 0;
888
889 err_out_free:
890 rc_free_device(rc);
891 dev->remote = NULL;
892 kfree(ir);
893 return err;
894 }
895
896 void saa7134_input_fini(struct saa7134_dev *dev)
897 {
898 if (NULL == dev->remote)
899 return;
900
901 saa7134_ir_stop(dev);
902 rc_unregister_device(dev->remote->dev);
903 kfree(dev->remote);
904 dev->remote = NULL;
905 }
906
907 void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
908 {
909 struct i2c_board_info info;
910 struct i2c_msg msg_msi = {
911 .addr = 0x50,
912 .flags = I2C_M_RD,
913 .len = 0,
914 .buf = NULL,
915 };
916 int rc;
917
918 if (disable_ir) {
919 dprintk("IR has been disabled, not probing for i2c remote\n");
920 return;
921 }
922
923 memset(&info, 0, sizeof(struct i2c_board_info));
924 memset(&dev->init_data, 0, sizeof(dev->init_data));
925 strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
926
927 switch (dev->board) {
928 case SAA7134_BOARD_PINNACLE_PCTV_110i:
929 case SAA7134_BOARD_PINNACLE_PCTV_310i:
930 dev->init_data.name = "Pinnacle PCTV";
931 if (pinnacle_remote == 0) {
932 dev->init_data.get_key = get_key_pinnacle_color;
933 dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR;
934 info.addr = 0x47;
935 } else {
936 dev->init_data.get_key = get_key_pinnacle_grey;
937 dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
938 info.addr = 0x47;
939 }
940 break;
941 case SAA7134_BOARD_UPMOST_PURPLE_TV:
942 dev->init_data.name = "Purple TV";
943 dev->init_data.get_key = get_key_purpletv;
944 dev->init_data.ir_codes = RC_MAP_PURPLETV;
945 info.addr = 0x7a;
946 break;
947 case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
948 dev->init_data.name = "MSI TV@nywhere Plus";
949 dev->init_data.get_key = get_key_msi_tvanywhere_plus;
950 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
951 /*
952 * MSI TV@nyware Plus requires more frequent polling
953 * otherwise it will miss some keypresses
954 */
955 dev->init_data.polling_interval = 50;
956 info.addr = 0x30;
957 /* MSI TV@nywhere Plus controller doesn't seem to
958 respond to probes unless we read something from
959 an existing device. Weird...
960 REVISIT: might no longer be needed */
961 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
962 dprintk("probe 0x%02x @ %s: %s\n",
963 msg_msi.addr, dev->i2c_adap.name,
964 (1 == rc) ? "yes" : "no");
965 break;
966 case SAA7134_BOARD_KWORLD_PC150U:
967 /* copied and modified from MSI TV@nywhere Plus */
968 dev->init_data.name = "Kworld PC150-U";
969 dev->init_data.get_key = get_key_kworld_pc150u;
970 dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U;
971 info.addr = 0x30;
972 /* MSI TV@nywhere Plus controller doesn't seem to
973 respond to probes unless we read something from
974 an existing device. Weird...
975 REVISIT: might no longer be needed */
976 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
977 dprintk("probe 0x%02x @ %s: %s\n",
978 msg_msi.addr, dev->i2c_adap.name,
979 (1 == rc) ? "yes" : "no");
980 break;
981 case SAA7134_BOARD_HAUPPAUGE_HVR1110:
982 dev->init_data.name = "HVR 1110";
983 dev->init_data.get_key = get_key_hvr1110;
984 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
985 info.addr = 0x71;
986 break;
987 case SAA7134_BOARD_BEHOLD_607FM_MK3:
988 case SAA7134_BOARD_BEHOLD_607FM_MK5:
989 case SAA7134_BOARD_BEHOLD_609FM_MK3:
990 case SAA7134_BOARD_BEHOLD_609FM_MK5:
991 case SAA7134_BOARD_BEHOLD_607RDS_MK3:
992 case SAA7134_BOARD_BEHOLD_607RDS_MK5:
993 case SAA7134_BOARD_BEHOLD_609RDS_MK3:
994 case SAA7134_BOARD_BEHOLD_609RDS_MK5:
995 case SAA7134_BOARD_BEHOLD_M6:
996 case SAA7134_BOARD_BEHOLD_M63:
997 case SAA7134_BOARD_BEHOLD_M6_EXTRA:
998 case SAA7134_BOARD_BEHOLD_H6:
999 case SAA7134_BOARD_BEHOLD_X7:
1000 case SAA7134_BOARD_BEHOLD_H7:
1001 case SAA7134_BOARD_BEHOLD_A7:
1002 dev->init_data.name = "BeholdTV";
1003 dev->init_data.get_key = get_key_beholdm6xx;
1004 dev->init_data.ir_codes = RC_MAP_BEHOLD;
1005 dev->init_data.type = RC_BIT_NEC;
1006 info.addr = 0x2d;
1007 break;
1008 case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
1009 case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
1010 info.addr = 0x40;
1011 break;
1012 case SAA7134_BOARD_AVERMEDIA_A706:
1013 info.addr = 0x41;
1014 break;
1015 case SAA7134_BOARD_FLYDVB_TRIO:
1016 dev->init_data.name = "FlyDVB Trio";
1017 dev->init_data.get_key = get_key_flydvb_trio;
1018 dev->init_data.ir_codes = RC_MAP_FLYDVB;
1019 info.addr = 0x0b;
1020 break;
1021 default:
1022 dprintk("No I2C IR support for board %x\n", dev->board);
1023 return;
1024 }
1025
1026 if (dev->init_data.name)
1027 info.platform_data = &dev->init_data;
1028 i2c_new_device(&dev->i2c_adap, &info);
1029 }
1030
1031 static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
1032 {
1033 struct saa7134_card_ir *ir = dev->remote;
1034 unsigned long timeout;
1035 int space;
1036
1037 /* Generate initial event */
1038 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1039 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1040 space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
1041 ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
1042
1043 /*
1044 * Wait 15 ms from the start of the first IR event before processing
1045 * the event. This time is enough for NEC protocol. May need adjustments
1046 * to work with other protocols.
1047 */
1048 smp_mb();
1049
1050 if (!timer_pending(&ir->timer)) {
1051 timeout = jiffies + msecs_to_jiffies(15);
1052 mod_timer(&ir->timer, timeout);
1053 }
1054
1055 return 1;
1056 }
Linux kernel - Deliverables
This page took 0.106305 seconds and 5 git commands to generate.