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Merge tag 'dmaengine-4.11-rc1' of git://git.infradead.org/users/vkoul/slave-dma
[mirror_ubuntu-artful-kernel.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 */
16
17 #include "saa7134.h"
18 #include "saa7134-reg.h"
19
20 #include <linux/module.h>
21 #include <linux/init.h>
22 #include <linux/delay.h>
23 #include <linux/interrupt.h>
24 #include <linux/slab.h>
25
26 #define MODULE_NAME "saa7134"
27
28 static unsigned int disable_ir;
29 module_param(disable_ir, int, 0444);
30 MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
31
32 static unsigned int ir_debug;
33 module_param(ir_debug, int, 0644);
34 MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
35
36 static int pinnacle_remote;
37 module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */
38 MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)");
39
40 #define input_dbg(fmt, arg...) do { \
41 if (ir_debug) \
42 printk(KERN_DEBUG pr_fmt("input: " fmt), ## arg); \
43 } while (0)
44 #define ir_dbg(ir, fmt, arg...) do { \
45 if (ir_debug) \
46 printk(KERN_DEBUG pr_fmt("ir %s: " fmt), ir->name, ## arg); \
47 } while (0)
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 input_dbg("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 ir_dbg(ir, "get_key_flydvb_trio: ir->c->adapter->algo_data is NULL!\n");
123 return -EIO;
124 }
125
126 /* rising SAA7134_GPIGPRESCAN reads the status */
127 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
128 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
129
130 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
131
132 if (0x40000 & ~gpio)
133 return 0; /* No button press */
134
135 /* poll IR chip */
136 /* weak up the IR chip */
137 b = 0;
138
139 while (1 != i2c_master_send(ir->c, &b, 1)) {
140 if ((attempt++) < 10) {
141 /*
142 * wait a bit for next attempt -
143 * I don't know how make it better
144 */
145 msleep(10);
146 continue;
147 }
148 ir_dbg(ir, "send wake up byte to pic16C505 (IR chip)failed %dx\n",
149 attempt);
150 return -EIO;
151 }
152 if (1 != i2c_master_recv(ir->c, &b, 1)) {
153 ir_dbg(ir, "read error\n");
154 return -EIO;
155 }
156
157 *protocol = RC_TYPE_UNKNOWN;
158 *scancode = b;
159 *toggle = 0;
160 return 1;
161 }
162
163 static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, enum rc_type *protocol,
164 u32 *scancode, u8 *toggle)
165 {
166 unsigned char b;
167 int gpio;
168
169 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
170 struct saa7134_dev *dev = ir->c->adapter->algo_data;
171 if (dev == NULL) {
172 ir_dbg(ir, "get_key_msi_tvanywhere_plus: ir->c->adapter->algo_data is NULL!\n");
173 return -EIO;
174 }
175
176 /* rising SAA7134_GPIO_GPRESCAN reads the status */
177
178 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
179 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
180
181 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
182
183 /* GPIO&0x40 is pulsed low when a button is pressed. Don't do
184 I2C receive if gpio&0x40 is not low. */
185
186 if (gpio & 0x40)
187 return 0; /* No button press */
188
189 /* GPIO says there is a button press. Get it. */
190
191 if (1 != i2c_master_recv(ir->c, &b, 1)) {
192 ir_dbg(ir, "read error\n");
193 return -EIO;
194 }
195
196 /* No button press */
197
198 if (b == 0xff)
199 return 0;
200
201 /* Button pressed */
202
203 input_dbg("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
204 *protocol = RC_TYPE_UNKNOWN;
205 *scancode = b;
206 *toggle = 0;
207 return 1;
208 }
209
210 /* copied and modified from get_key_msi_tvanywhere_plus() */
211 static int get_key_kworld_pc150u(struct IR_i2c *ir, enum rc_type *protocol,
212 u32 *scancode, u8 *toggle)
213 {
214 unsigned char b;
215 unsigned int gpio;
216
217 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
218 struct saa7134_dev *dev = ir->c->adapter->algo_data;
219 if (dev == NULL) {
220 ir_dbg(ir, "get_key_kworld_pc150u: ir->c->adapter->algo_data is NULL!\n");
221 return -EIO;
222 }
223
224 /* rising SAA7134_GPIO_GPRESCAN reads the status */
225
226 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
227 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
228
229 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
230
231 /* GPIO&0x100 is pulsed low when a button is pressed. Don't do
232 I2C receive if gpio&0x100 is not low. */
233
234 if (gpio & 0x100)
235 return 0; /* No button press */
236
237 /* GPIO says there is a button press. Get it. */
238
239 if (1 != i2c_master_recv(ir->c, &b, 1)) {
240 ir_dbg(ir, "read error\n");
241 return -EIO;
242 }
243
244 /* No button press */
245
246 if (b == 0xff)
247 return 0;
248
249 /* Button pressed */
250
251 input_dbg("get_key_kworld_pc150u: Key = 0x%02X\n", b);
252 *protocol = RC_TYPE_UNKNOWN;
253 *scancode = b;
254 *toggle = 0;
255 return 1;
256 }
257
258 static int get_key_purpletv(struct IR_i2c *ir, enum rc_type *protocol,
259 u32 *scancode, u8 *toggle)
260 {
261 unsigned char b;
262
263 /* poll IR chip */
264 if (1 != i2c_master_recv(ir->c, &b, 1)) {
265 ir_dbg(ir, "read error\n");
266 return -EIO;
267 }
268
269 /* no button press */
270 if (b==0)
271 return 0;
272
273 /* repeating */
274 if (b & 0x80)
275 return 1;
276
277 *protocol = RC_TYPE_UNKNOWN;
278 *scancode = b;
279 *toggle = 0;
280 return 1;
281 }
282
283 static int get_key_hvr1110(struct IR_i2c *ir, enum rc_type *protocol,
284 u32 *scancode, u8 *toggle)
285 {
286 unsigned char buf[5];
287
288 /* poll IR chip */
289 if (5 != i2c_master_recv(ir->c, buf, 5))
290 return -EIO;
291
292 /* Check if some key were pressed */
293 if (!(buf[0] & 0x80))
294 return 0;
295
296 /*
297 * buf[3] & 0x80 is always high.
298 * buf[3] & 0x40 is a parity bit. A repeat event is marked
299 * by preserving it into two separate readings
300 * buf[4] bits 0 and 1, and buf[1] and buf[2] are always
301 * zero.
302 *
303 * Note that the keymap which the hvr1110 uses is RC5.
304 *
305 * FIXME: start bits could maybe be used...?
306 */
307 *protocol = RC_TYPE_RC5;
308 *scancode = RC_SCANCODE_RC5(buf[3] & 0x1f, buf[4] >> 2);
309 *toggle = !!(buf[3] & 0x40);
310 return 1;
311 }
312
313
314 static int get_key_beholdm6xx(struct IR_i2c *ir, enum rc_type *protocol,
315 u32 *scancode, u8 *toggle)
316 {
317 unsigned char data[12];
318 u32 gpio;
319
320 struct saa7134_dev *dev = ir->c->adapter->algo_data;
321
322 /* rising SAA7134_GPIO_GPRESCAN reads the status */
323 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
324 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
325
326 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
327
328 if (0x400000 & ~gpio)
329 return 0; /* No button press */
330
331 ir->c->addr = 0x5a >> 1;
332
333 if (12 != i2c_master_recv(ir->c, data, 12)) {
334 ir_dbg(ir, "read error\n");
335 return -EIO;
336 }
337
338 if (data[9] != (unsigned char)(~data[8]))
339 return 0;
340
341 *protocol = RC_TYPE_NECX;
342 *scancode = RC_SCANCODE_NECX(data[11] << 8 | data[10], data[9]);
343 *toggle = 0;
344 return 1;
345 }
346
347 /* Common (grey or coloured) pinnacle PCTV remote handling
348 *
349 */
350 static int get_key_pinnacle(struct IR_i2c *ir, enum rc_type *protocol,
351 u32 *scancode, u8 *toggle, int parity_offset,
352 int marker, int code_modulo)
353 {
354 unsigned char b[4];
355 unsigned int start = 0,parity = 0,code = 0;
356
357 /* poll IR chip */
358 if (4 != i2c_master_recv(ir->c, b, 4)) {
359 ir_dbg(ir, "read error\n");
360 return -EIO;
361 }
362
363 for (start = 0; start < ARRAY_SIZE(b); start++) {
364 if (b[start] == marker) {
365 code=b[(start+parity_offset + 1) % 4];
366 parity=b[(start+parity_offset) % 4];
367 }
368 }
369
370 /* Empty Request */
371 if (parity == 0)
372 return 0;
373
374 /* Repeating... */
375 if (ir->old == parity)
376 return 0;
377
378 ir->old = parity;
379
380 /* drop special codes when a key is held down a long time for the grey controller
381 In this case, the second bit of the code is asserted */
382 if (marker == 0xfe && (code & 0x40))
383 return 0;
384
385 code %= code_modulo;
386
387 *protocol = RC_TYPE_UNKNOWN;
388 *scancode = code;
389 *toggle = 0;
390
391 ir_dbg(ir, "Pinnacle PCTV key %02x\n", code);
392 return 1;
393 }
394
395 /* The grey pinnacle PCTV remote
396 *
397 * There are one issue with this remote:
398 * - I2c packet does not change when the same key is pressed quickly. The workaround
399 * is to hold down each key for about half a second, so that another code is generated
400 * in the i2c packet, and the function can distinguish key presses.
401 *
402 * Sylvain Pasche <sylvain.pasche@gmail.com>
403 */
404 static int get_key_pinnacle_grey(struct IR_i2c *ir, enum rc_type *protocol,
405 u32 *scancode, u8 *toggle)
406 {
407
408 return get_key_pinnacle(ir, protocol, scancode, toggle, 1, 0xfe, 0xff);
409 }
410
411
412 /* The new pinnacle PCTV remote (with the colored buttons)
413 *
414 * Ricardo Cerqueira <v4l@cerqueira.org>
415 */
416 static int get_key_pinnacle_color(struct IR_i2c *ir, enum rc_type *protocol,
417 u32 *scancode, u8 *toggle)
418 {
419 /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE
420 *
421 * this is the only value that results in 42 unique
422 * codes < 128
423 */
424
425 return get_key_pinnacle(ir, protocol, scancode, toggle, 2, 0x80, 0x88);
426 }
427
428 void saa7134_input_irq(struct saa7134_dev *dev)
429 {
430 struct saa7134_card_ir *ir;
431
432 if (!dev || !dev->remote)
433 return;
434
435 ir = dev->remote;
436 if (!ir->running)
437 return;
438
439 if (!ir->polling && !ir->raw_decode) {
440 build_key(dev);
441 } else if (ir->raw_decode) {
442 saa7134_raw_decode_irq(dev);
443 }
444 }
445
446 static void saa7134_input_timer(unsigned long data)
447 {
448 struct saa7134_dev *dev = (struct saa7134_dev *)data;
449 struct saa7134_card_ir *ir = dev->remote;
450
451 build_key(dev);
452 mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
453 }
454
455 static void ir_raw_decode_timer_end(unsigned long data)
456 {
457 struct saa7134_dev *dev = (struct saa7134_dev *)data;
458
459 ir_raw_event_handle(dev->remote->dev);
460 }
461
462 static int __saa7134_ir_start(void *priv)
463 {
464 struct saa7134_dev *dev = priv;
465 struct saa7134_card_ir *ir;
466
467 if (!dev || !dev->remote)
468 return -EINVAL;
469
470 ir = dev->remote;
471 if (ir->running)
472 return 0;
473
474 /* Moved here from saa7134_input_init1() because the latter
475 * is not called on device resume */
476 switch (dev->board) {
477 case SAA7134_BOARD_MD2819:
478 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
479 case SAA7134_BOARD_AVERMEDIA_305:
480 case SAA7134_BOARD_AVERMEDIA_307:
481 case SAA7134_BOARD_AVERMEDIA_505:
482 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
483 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
484 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
485 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
486 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
487 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
488 case SAA7134_BOARD_AVERMEDIA_M102:
489 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
490 /* Without this we won't receive key up events */
491 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
492 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
493 break;
494 case SAA7134_BOARD_AVERMEDIA_777:
495 case SAA7134_BOARD_AVERMEDIA_A16AR:
496 /* Without this we won't receive key up events */
497 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
498 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
499 break;
500 case SAA7134_BOARD_AVERMEDIA_A16D:
501 /* Without this we won't receive key up events */
502 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
503 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
504 break;
505 case SAA7134_BOARD_GOTVIEW_7135:
506 saa_setb(SAA7134_GPIO_GPMODE1, 0x80);
507 break;
508 }
509
510 ir->running = true;
511
512 if (ir->polling) {
513 setup_timer(&ir->timer, saa7134_input_timer,
514 (unsigned long)dev);
515 ir->timer.expires = jiffies + HZ;
516 add_timer(&ir->timer);
517 } else if (ir->raw_decode) {
518 /* set timer_end for code completion */
519 setup_timer(&ir->timer, ir_raw_decode_timer_end,
520 (unsigned long)dev);
521 }
522
523 return 0;
524 }
525
526 static void __saa7134_ir_stop(void *priv)
527 {
528 struct saa7134_dev *dev = priv;
529 struct saa7134_card_ir *ir;
530
531 if (!dev || !dev->remote)
532 return;
533
534 ir = dev->remote;
535 if (!ir->running)
536 return;
537
538 if (ir->polling || ir->raw_decode)
539 del_timer_sync(&ir->timer);
540
541 ir->running = false;
542
543 return;
544 }
545
546 int saa7134_ir_start(struct saa7134_dev *dev)
547 {
548 if (dev->remote->users)
549 return __saa7134_ir_start(dev);
550
551 return 0;
552 }
553
554 void saa7134_ir_stop(struct saa7134_dev *dev)
555 {
556 if (dev->remote->users)
557 __saa7134_ir_stop(dev);
558 }
559
560 static int saa7134_ir_open(struct rc_dev *rc)
561 {
562 struct saa7134_dev *dev = rc->priv;
563
564 dev->remote->users++;
565 return __saa7134_ir_start(dev);
566 }
567
568 static void saa7134_ir_close(struct rc_dev *rc)
569 {
570 struct saa7134_dev *dev = rc->priv;
571
572 dev->remote->users--;
573 if (!dev->remote->users)
574 __saa7134_ir_stop(dev);
575 }
576
577 int saa7134_input_init1(struct saa7134_dev *dev)
578 {
579 struct saa7134_card_ir *ir;
580 struct rc_dev *rc;
581 char *ir_codes = NULL;
582 u32 mask_keycode = 0;
583 u32 mask_keydown = 0;
584 u32 mask_keyup = 0;
585 unsigned polling = 0;
586 bool raw_decode = false;
587 int err;
588
589 if (dev->has_remote != SAA7134_REMOTE_GPIO)
590 return -ENODEV;
591 if (disable_ir)
592 return -ENODEV;
593
594 /* detect & configure */
595 switch (dev->board) {
596 case SAA7134_BOARD_FLYVIDEO2000:
597 case SAA7134_BOARD_FLYVIDEO3000:
598 case SAA7134_BOARD_FLYTVPLATINUM_FM:
599 case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
600 case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
601 ir_codes = RC_MAP_FLYVIDEO;
602 mask_keycode = 0xEC00000;
603 mask_keydown = 0x0040000;
604 break;
605 case SAA7134_BOARD_CINERGY400:
606 case SAA7134_BOARD_CINERGY600:
607 case SAA7134_BOARD_CINERGY600_MK3:
608 ir_codes = RC_MAP_CINERGY;
609 mask_keycode = 0x00003f;
610 mask_keyup = 0x040000;
611 break;
612 case SAA7134_BOARD_ECS_TVP3XP:
613 case SAA7134_BOARD_ECS_TVP3XP_4CB5:
614 ir_codes = RC_MAP_EZTV;
615 mask_keycode = 0x00017c;
616 mask_keyup = 0x000002;
617 polling = 50; // ms
618 break;
619 case SAA7134_BOARD_KWORLD_XPERT:
620 case SAA7134_BOARD_AVACSSMARTTV:
621 ir_codes = RC_MAP_PIXELVIEW;
622 mask_keycode = 0x00001F;
623 mask_keyup = 0x000020;
624 polling = 50; // ms
625 break;
626 case SAA7134_BOARD_MD2819:
627 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
628 case SAA7134_BOARD_AVERMEDIA_305:
629 case SAA7134_BOARD_AVERMEDIA_307:
630 case SAA7134_BOARD_AVERMEDIA_505:
631 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
632 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
633 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
634 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
635 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
636 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
637 case SAA7134_BOARD_AVERMEDIA_M102:
638 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
639 ir_codes = RC_MAP_AVERMEDIA;
640 mask_keycode = 0x0007C8;
641 mask_keydown = 0x000010;
642 polling = 50; // ms
643 /* GPIO stuff moved to __saa7134_ir_start() */
644 break;
645 case SAA7134_BOARD_AVERMEDIA_M135A:
646 ir_codes = RC_MAP_AVERMEDIA_M135A;
647 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
648 mask_keyup = 0x0040000;
649 mask_keycode = 0xffff;
650 raw_decode = true;
651 break;
652 case SAA7134_BOARD_AVERMEDIA_M733A:
653 ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6;
654 mask_keydown = 0x0040000;
655 mask_keyup = 0x0040000;
656 mask_keycode = 0xffff;
657 raw_decode = true;
658 break;
659 case SAA7134_BOARD_AVERMEDIA_777:
660 case SAA7134_BOARD_AVERMEDIA_A16AR:
661 ir_codes = RC_MAP_AVERMEDIA;
662 mask_keycode = 0x02F200;
663 mask_keydown = 0x000400;
664 polling = 50; // ms
665 /* GPIO stuff moved to __saa7134_ir_start() */
666 break;
667 case SAA7134_BOARD_AVERMEDIA_A16D:
668 ir_codes = RC_MAP_AVERMEDIA_A16D;
669 mask_keycode = 0x02F200;
670 mask_keydown = 0x000400;
671 polling = 50; /* ms */
672 /* GPIO stuff moved to __saa7134_ir_start() */
673 break;
674 case SAA7134_BOARD_KWORLD_TERMINATOR:
675 ir_codes = RC_MAP_PIXELVIEW;
676 mask_keycode = 0x00001f;
677 mask_keyup = 0x000060;
678 polling = 50; // ms
679 break;
680 case SAA7134_BOARD_MANLI_MTV001:
681 case SAA7134_BOARD_MANLI_MTV002:
682 ir_codes = RC_MAP_MANLI;
683 mask_keycode = 0x001f00;
684 mask_keyup = 0x004000;
685 polling = 50; /* ms */
686 break;
687 case SAA7134_BOARD_BEHOLD_409FM:
688 case SAA7134_BOARD_BEHOLD_401:
689 case SAA7134_BOARD_BEHOLD_403:
690 case SAA7134_BOARD_BEHOLD_403FM:
691 case SAA7134_BOARD_BEHOLD_405:
692 case SAA7134_BOARD_BEHOLD_405FM:
693 case SAA7134_BOARD_BEHOLD_407:
694 case SAA7134_BOARD_BEHOLD_407FM:
695 case SAA7134_BOARD_BEHOLD_409:
696 case SAA7134_BOARD_BEHOLD_505FM:
697 case SAA7134_BOARD_BEHOLD_505RDS_MK5:
698 case SAA7134_BOARD_BEHOLD_505RDS_MK3:
699 case SAA7134_BOARD_BEHOLD_507_9FM:
700 case SAA7134_BOARD_BEHOLD_507RDS_MK3:
701 case SAA7134_BOARD_BEHOLD_507RDS_MK5:
702 ir_codes = RC_MAP_MANLI;
703 mask_keycode = 0x003f00;
704 mask_keyup = 0x004000;
705 polling = 50; /* ms */
706 break;
707 case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM:
708 ir_codes = RC_MAP_BEHOLD_COLUMBUS;
709 mask_keycode = 0x003f00;
710 mask_keyup = 0x004000;
711 polling = 50; // ms
712 break;
713 case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
714 ir_codes = RC_MAP_PCTV_SEDNA;
715 mask_keycode = 0x001f00;
716 mask_keyup = 0x004000;
717 polling = 50; // ms
718 break;
719 case SAA7134_BOARD_GOTVIEW_7135:
720 ir_codes = RC_MAP_GOTVIEW7135;
721 mask_keycode = 0x0003CC;
722 mask_keydown = 0x000010;
723 polling = 5; /* ms */
724 /* GPIO stuff moved to __saa7134_ir_start() */
725 break;
726 case SAA7134_BOARD_VIDEOMATE_TV_PVR:
727 case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
728 case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
729 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
730 mask_keycode = 0x00003F;
731 mask_keyup = 0x400000;
732 polling = 50; // ms
733 break;
734 case SAA7134_BOARD_PROTEUS_2309:
735 ir_codes = RC_MAP_PROTEUS_2309;
736 mask_keycode = 0x00007F;
737 mask_keyup = 0x000080;
738 polling = 50; // ms
739 break;
740 case SAA7134_BOARD_VIDEOMATE_DVBT_300:
741 case SAA7134_BOARD_VIDEOMATE_DVBT_200:
742 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
743 mask_keycode = 0x003F00;
744 mask_keyup = 0x040000;
745 break;
746 case SAA7134_BOARD_FLYDVBS_LR300:
747 case SAA7134_BOARD_FLYDVBT_LR301:
748 case SAA7134_BOARD_FLYDVBTDUO:
749 ir_codes = RC_MAP_FLYDVB;
750 mask_keycode = 0x0001F00;
751 mask_keydown = 0x0040000;
752 break;
753 case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
754 case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
755 case SAA7134_BOARD_ASUSTeK_P7131_ANALOG:
756 ir_codes = RC_MAP_ASUS_PC39;
757 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
758 mask_keyup = 0x0040000;
759 mask_keycode = 0xffff;
760 raw_decode = true;
761 break;
762 case SAA7134_BOARD_ASUSTeK_PS3_100:
763 ir_codes = RC_MAP_ASUS_PS3_100;
764 mask_keydown = 0x0040000;
765 mask_keyup = 0x0040000;
766 mask_keycode = 0xffff;
767 raw_decode = true;
768 break;
769 case SAA7134_BOARD_ENCORE_ENLTV:
770 case SAA7134_BOARD_ENCORE_ENLTV_FM:
771 ir_codes = RC_MAP_ENCORE_ENLTV;
772 mask_keycode = 0x00007f;
773 mask_keyup = 0x040000;
774 polling = 50; // ms
775 break;
776 case SAA7134_BOARD_ENCORE_ENLTV_FM53:
777 case SAA7134_BOARD_ENCORE_ENLTV_FM3:
778 ir_codes = RC_MAP_ENCORE_ENLTV_FM53;
779 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
780 mask_keyup = 0x0040000;
781 mask_keycode = 0xffff;
782 raw_decode = true;
783 break;
784 case SAA7134_BOARD_10MOONSTVMASTER3:
785 ir_codes = RC_MAP_ENCORE_ENLTV;
786 mask_keycode = 0x5f80000;
787 mask_keyup = 0x8000000;
788 polling = 50; //ms
789 break;
790 case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
791 ir_codes = RC_MAP_GENIUS_TVGO_A11MCE;
792 mask_keycode = 0xff;
793 mask_keydown = 0xf00000;
794 polling = 50; /* ms */
795 break;
796 case SAA7134_BOARD_REAL_ANGEL_220:
797 ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS;
798 mask_keycode = 0x3f00;
799 mask_keyup = 0x4000;
800 polling = 50; /* ms */
801 break;
802 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
803 ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG;
804 mask_keycode = 0x7f;
805 polling = 40; /* ms */
806 break;
807 case SAA7134_BOARD_VIDEOMATE_S350:
808 ir_codes = RC_MAP_VIDEOMATE_S350;
809 mask_keycode = 0x003f00;
810 mask_keydown = 0x040000;
811 break;
812 case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S:
813 ir_codes = RC_MAP_WINFAST;
814 mask_keycode = 0x5f00;
815 mask_keyup = 0x020000;
816 polling = 50; /* ms */
817 break;
818 case SAA7134_BOARD_VIDEOMATE_M1F:
819 ir_codes = RC_MAP_VIDEOMATE_K100;
820 mask_keycode = 0x0ff00;
821 mask_keyup = 0x040000;
822 break;
823 case SAA7134_BOARD_HAUPPAUGE_HVR1150:
824 case SAA7134_BOARD_HAUPPAUGE_HVR1120:
825 ir_codes = RC_MAP_HAUPPAUGE;
826 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
827 mask_keyup = 0x0040000;
828 mask_keycode = 0xffff;
829 raw_decode = true;
830 break;
831 case SAA7134_BOARD_LEADTEK_WINFAST_TV2100_FM:
832 ir_codes = RC_MAP_LEADTEK_Y04G0051;
833 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
834 mask_keyup = 0x0040000;
835 mask_keycode = 0xffff;
836 raw_decode = true;
837 break;
838 }
839 if (NULL == ir_codes) {
840 pr_err("Oops: IR config error [card=%d]\n", dev->board);
841 return -ENODEV;
842 }
843
844 ir = kzalloc(sizeof(*ir), GFP_KERNEL);
845 rc = rc_allocate_device(RC_DRIVER_SCANCODE);
846 if (!ir || !rc) {
847 err = -ENOMEM;
848 goto err_out_free;
849 }
850
851 ir->dev = rc;
852 dev->remote = ir;
853
854 /* init hardware-specific stuff */
855 ir->mask_keycode = mask_keycode;
856 ir->mask_keydown = mask_keydown;
857 ir->mask_keyup = mask_keyup;
858 ir->polling = polling;
859 ir->raw_decode = raw_decode;
860
861 /* init input device */
862 snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
863 saa7134_boards[dev->board].name);
864 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
865 pci_name(dev->pci));
866
867 rc->priv = dev;
868 rc->open = saa7134_ir_open;
869 rc->close = saa7134_ir_close;
870 if (raw_decode)
871 rc->driver_type = RC_DRIVER_IR_RAW;
872
873 rc->input_name = ir->name;
874 rc->input_phys = ir->phys;
875 rc->input_id.bustype = BUS_PCI;
876 rc->input_id.version = 1;
877 if (dev->pci->subsystem_vendor) {
878 rc->input_id.vendor = dev->pci->subsystem_vendor;
879 rc->input_id.product = dev->pci->subsystem_device;
880 } else {
881 rc->input_id.vendor = dev->pci->vendor;
882 rc->input_id.product = dev->pci->device;
883 }
884 rc->dev.parent = &dev->pci->dev;
885 rc->map_name = ir_codes;
886 rc->driver_name = MODULE_NAME;
887
888 err = rc_register_device(rc);
889 if (err)
890 goto err_out_free;
891
892 return 0;
893
894 err_out_free:
895 rc_free_device(rc);
896 dev->remote = NULL;
897 kfree(ir);
898 return err;
899 }
900
901 void saa7134_input_fini(struct saa7134_dev *dev)
902 {
903 if (NULL == dev->remote)
904 return;
905
906 saa7134_ir_stop(dev);
907 rc_unregister_device(dev->remote->dev);
908 kfree(dev->remote);
909 dev->remote = NULL;
910 }
911
912 void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
913 {
914 struct i2c_board_info info;
915 struct i2c_msg msg_msi = {
916 .addr = 0x50,
917 .flags = I2C_M_RD,
918 .len = 0,
919 .buf = NULL,
920 };
921 int rc;
922
923 if (disable_ir) {
924 input_dbg("IR has been disabled, not probing for i2c remote\n");
925 return;
926 }
927
928 memset(&info, 0, sizeof(struct i2c_board_info));
929 memset(&dev->init_data, 0, sizeof(dev->init_data));
930 strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
931
932 switch (dev->board) {
933 case SAA7134_BOARD_PINNACLE_PCTV_110i:
934 case SAA7134_BOARD_PINNACLE_PCTV_310i:
935 dev->init_data.name = "Pinnacle PCTV";
936 if (pinnacle_remote == 0) {
937 dev->init_data.get_key = get_key_pinnacle_color;
938 dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR;
939 info.addr = 0x47;
940 } else {
941 dev->init_data.get_key = get_key_pinnacle_grey;
942 dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
943 info.addr = 0x47;
944 }
945 break;
946 case SAA7134_BOARD_UPMOST_PURPLE_TV:
947 dev->init_data.name = "Purple TV";
948 dev->init_data.get_key = get_key_purpletv;
949 dev->init_data.ir_codes = RC_MAP_PURPLETV;
950 info.addr = 0x7a;
951 break;
952 case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
953 dev->init_data.name = "MSI TV@nywhere Plus";
954 dev->init_data.get_key = get_key_msi_tvanywhere_plus;
955 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
956 /*
957 * MSI TV@nyware Plus requires more frequent polling
958 * otherwise it will miss some keypresses
959 */
960 dev->init_data.polling_interval = 50;
961 info.addr = 0x30;
962 /* MSI TV@nywhere Plus controller doesn't seem to
963 respond to probes unless we read something from
964 an existing device. Weird...
965 REVISIT: might no longer be needed */
966 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
967 input_dbg("probe 0x%02x @ %s: %s\n",
968 msg_msi.addr, dev->i2c_adap.name,
969 (1 == rc) ? "yes" : "no");
970 break;
971 case SAA7134_BOARD_SNAZIO_TVPVR_PRO:
972 dev->init_data.name = "SnaZio* TVPVR PRO";
973 dev->init_data.get_key = get_key_msi_tvanywhere_plus;
974 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
975 /*
976 * MSI TV@nyware Plus requires more frequent polling
977 * otherwise it will miss some keypresses
978 */
979 dev->init_data.polling_interval = 50;
980 info.addr = 0x30;
981 /*
982 * MSI TV@nywhere Plus controller doesn't seem to
983 * respond to probes unless we read something from
984 * an existing device. Weird...
985 * REVISIT: might no longer be needed
986 */
987 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
988 input_dbg("probe 0x%02x @ %s: %s\n",
989 msg_msi.addr, dev->i2c_adap.name,
990 (rc == 1) ? "yes" : "no");
991 break;
992 case SAA7134_BOARD_KWORLD_PC150U:
993 /* copied and modified from MSI TV@nywhere Plus */
994 dev->init_data.name = "Kworld PC150-U";
995 dev->init_data.get_key = get_key_kworld_pc150u;
996 dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U;
997 info.addr = 0x30;
998 /* MSI TV@nywhere Plus controller doesn't seem to
999 respond to probes unless we read something from
1000 an existing device. Weird...
1001 REVISIT: might no longer be needed */
1002 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
1003 input_dbg("probe 0x%02x @ %s: %s\n",
1004 msg_msi.addr, dev->i2c_adap.name,
1005 (1 == rc) ? "yes" : "no");
1006 break;
1007 case SAA7134_BOARD_HAUPPAUGE_HVR1110:
1008 dev->init_data.name = "HVR 1110";
1009 dev->init_data.get_key = get_key_hvr1110;
1010 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
1011 info.addr = 0x71;
1012 break;
1013 case SAA7134_BOARD_BEHOLD_607FM_MK3:
1014 case SAA7134_BOARD_BEHOLD_607FM_MK5:
1015 case SAA7134_BOARD_BEHOLD_609FM_MK3:
1016 case SAA7134_BOARD_BEHOLD_609FM_MK5:
1017 case SAA7134_BOARD_BEHOLD_607RDS_MK3:
1018 case SAA7134_BOARD_BEHOLD_607RDS_MK5:
1019 case SAA7134_BOARD_BEHOLD_609RDS_MK3:
1020 case SAA7134_BOARD_BEHOLD_609RDS_MK5:
1021 case SAA7134_BOARD_BEHOLD_M6:
1022 case SAA7134_BOARD_BEHOLD_M63:
1023 case SAA7134_BOARD_BEHOLD_M6_EXTRA:
1024 case SAA7134_BOARD_BEHOLD_H6:
1025 case SAA7134_BOARD_BEHOLD_X7:
1026 case SAA7134_BOARD_BEHOLD_H7:
1027 case SAA7134_BOARD_BEHOLD_A7:
1028 dev->init_data.name = "BeholdTV";
1029 dev->init_data.get_key = get_key_beholdm6xx;
1030 dev->init_data.ir_codes = RC_MAP_BEHOLD;
1031 dev->init_data.type = RC_BIT_NECX;
1032 info.addr = 0x2d;
1033 break;
1034 case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
1035 case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
1036 info.addr = 0x40;
1037 break;
1038 case SAA7134_BOARD_AVERMEDIA_A706:
1039 info.addr = 0x41;
1040 break;
1041 case SAA7134_BOARD_FLYDVB_TRIO:
1042 dev->init_data.name = "FlyDVB Trio";
1043 dev->init_data.get_key = get_key_flydvb_trio;
1044 dev->init_data.ir_codes = RC_MAP_FLYDVB;
1045 info.addr = 0x0b;
1046 break;
1047 default:
1048 input_dbg("No I2C IR support for board %x\n", dev->board);
1049 return;
1050 }
1051
1052 if (dev->init_data.name)
1053 info.platform_data = &dev->init_data;
1054 i2c_new_device(&dev->i2c_adap, &info);
1055 }
1056
1057 static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
1058 {
1059 struct saa7134_card_ir *ir = dev->remote;
1060 unsigned long timeout;
1061 int space;
1062
1063 /* Generate initial event */
1064 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1065 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1066 space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
1067 ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
1068
1069 /*
1070 * Wait 15 ms from the start of the first IR event before processing
1071 * the event. This time is enough for NEC protocol. May need adjustments
1072 * to work with other protocols.
1073 */
1074 smp_mb();
1075
1076 if (!timer_pending(&ir->timer)) {
1077 timeout = jiffies + msecs_to_jiffies(15);
1078 mod_timer(&ir->timer, timeout);
1079 }
1080
1081 return 1;
1082 }
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