aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/pci/saa7134/saa7134-input.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-input.c')
-rw-r--r--drivers/media/pci/saa7134/saa7134-input.c1041
1 files changed, 1041 insertions, 0 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-input.c b/drivers/media/pci/saa7134/saa7134-input.c
new file mode 100644
index 000000000000..0f78f5e537e2
--- /dev/null
+++ b/drivers/media/pci/saa7134/saa7134-input.c
@@ -0,0 +1,1041 @@
1/*
2 *
3 * handle saa7134 IR remotes via linux kernel input layer.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 */
20
21#include <linux/module.h>
22#include <linux/init.h>
23#include <linux/delay.h>
24#include <linux/interrupt.h>
25#include <linux/slab.h>
26
27#include "saa7134-reg.h"
28#include "saa7134.h"
29
30#define MODULE_NAME "saa7134"
31
32static unsigned int disable_ir;
33module_param(disable_ir, int, 0444);
34MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
35
36static unsigned int ir_debug;
37module_param(ir_debug, int, 0644);
38MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
39
40static int pinnacle_remote;
41module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */
42MODULE_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 */
50static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
51
52/* -------------------- GPIO generic keycode builder -------------------- */
53
54static 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, 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, 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, data, 0);
102 rc_keyup(ir->dev);
103 }
104 }
105
106 return 0;
107}
108
109/* --------------------- Chip specific I2C key builders ----------------- */
110
111static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
112{
113 int gpio;
114 int attempt = 0;
115 unsigned char b;
116
117 /* We need this to access GPI Used by the saa_readl macro. */
118 struct saa7134_dev *dev = ir->c->adapter->algo_data;
119
120 if (dev == NULL) {
121 i2cdprintk("get_key_flydvb_trio: "
122 "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 /* No button press - only before first key pressed */
136 if (b == 0xFF)
137 return 0;
138
139 /* poll IR chip */
140 /* weak up the IR chip */
141 b = 0;
142
143 while (1 != i2c_master_send(ir->c, &b, 1)) {
144 if ((attempt++) < 10) {
145 /*
146 * wait a bit for next attempt -
147 * I don't know how make it better
148 */
149 msleep(10);
150 continue;
151 }
152 i2cdprintk("send wake up byte to pic16C505 (IR chip)"
153 "failed %dx\n", attempt);
154 return -EIO;
155 }
156 if (1 != i2c_master_recv(ir->c, &b, 1)) {
157 i2cdprintk("read error\n");
158 return -EIO;
159 }
160
161 *ir_key = b;
162 *ir_raw = b;
163 return 1;
164}
165
166static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key,
167 u32 *ir_raw)
168{
169 unsigned char b;
170 int gpio;
171
172 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
173 struct saa7134_dev *dev = ir->c->adapter->algo_data;
174 if (dev == NULL) {
175 i2cdprintk("get_key_msi_tvanywhere_plus: "
176 "ir->c->adapter->algo_data is NULL!\n");
177 return -EIO;
178 }
179
180 /* rising SAA7134_GPIO_GPRESCAN reads the status */
181
182 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
183 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
184
185 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
186
187 /* GPIO&0x40 is pulsed low when a button is pressed. Don't do
188 I2C receive if gpio&0x40 is not low. */
189
190 if (gpio & 0x40)
191 return 0; /* No button press */
192
193 /* GPIO says there is a button press. Get it. */
194
195 if (1 != i2c_master_recv(ir->c, &b, 1)) {
196 i2cdprintk("read error\n");
197 return -EIO;
198 }
199
200 /* No button press */
201
202 if (b == 0xff)
203 return 0;
204
205 /* Button pressed */
206
207 dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
208 *ir_key = b;
209 *ir_raw = b;
210 return 1;
211}
212
213/* copied and modified from get_key_msi_tvanywhere_plus() */
214static int get_key_kworld_pc150u(struct IR_i2c *ir, u32 *ir_key,
215 u32 *ir_raw)
216{
217 unsigned char b;
218 unsigned int gpio;
219
220 /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
221 struct saa7134_dev *dev = ir->c->adapter->algo_data;
222 if (dev == NULL) {
223 i2cdprintk("get_key_kworld_pc150u: "
224 "ir->c->adapter->algo_data is NULL!\n");
225 return -EIO;
226 }
227
228 /* rising SAA7134_GPIO_GPRESCAN reads the status */
229
230 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
231 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
232
233 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
234
235 /* GPIO&0x100 is pulsed low when a button is pressed. Don't do
236 I2C receive if gpio&0x100 is not low. */
237
238 if (gpio & 0x100)
239 return 0; /* No button press */
240
241 /* GPIO says there is a button press. Get it. */
242
243 if (1 != i2c_master_recv(ir->c, &b, 1)) {
244 i2cdprintk("read error\n");
245 return -EIO;
246 }
247
248 /* No button press */
249
250 if (b == 0xff)
251 return 0;
252
253 /* Button pressed */
254
255 dprintk("get_key_kworld_pc150u: Key = 0x%02X\n", b);
256 *ir_key = b;
257 *ir_raw = b;
258 return 1;
259}
260
261static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
262{
263 unsigned char b;
264
265 /* poll IR chip */
266 if (1 != i2c_master_recv(ir->c, &b, 1)) {
267 i2cdprintk("read error\n");
268 return -EIO;
269 }
270
271 /* no button press */
272 if (b==0)
273 return 0;
274
275 /* repeating */
276 if (b & 0x80)
277 return 1;
278
279 *ir_key = b;
280 *ir_raw = b;
281 return 1;
282}
283
284static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
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 *ir_key = 0x1fff & ((buf[3] << 8) | (buf[4] >> 2));
304 *ir_raw = *ir_key;
305 return 1;
306}
307
308
309static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
310{
311 unsigned char data[12];
312 u32 gpio;
313
314 struct saa7134_dev *dev = ir->c->adapter->algo_data;
315
316 /* rising SAA7134_GPIO_GPRESCAN reads the status */
317 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
318 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
319
320 gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
321
322 if (0x400000 & ~gpio)
323 return 0; /* No button press */
324
325 ir->c->addr = 0x5a >> 1;
326
327 if (12 != i2c_master_recv(ir->c, data, 12)) {
328 i2cdprintk("read error\n");
329 return -EIO;
330 }
331
332 if (data[9] != (unsigned char)(~data[8]))
333 return 0;
334
335 *ir_raw = ((data[10] << 16) | (data[11] << 8) | (data[9] << 0));
336 *ir_key = *ir_raw;
337
338 return 1;
339}
340
341/* Common (grey or coloured) pinnacle PCTV remote handling
342 *
343 */
344static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw,
345 int parity_offset, int marker, int code_modulo)
346{
347 unsigned char b[4];
348 unsigned int start = 0,parity = 0,code = 0;
349
350 /* poll IR chip */
351 if (4 != i2c_master_recv(ir->c, b, 4)) {
352 i2cdprintk("read error\n");
353 return -EIO;
354 }
355
356 for (start = 0; start < ARRAY_SIZE(b); start++) {
357 if (b[start] == marker) {
358 code=b[(start+parity_offset + 1) % 4];
359 parity=b[(start+parity_offset) % 4];
360 }
361 }
362
363 /* Empty Request */
364 if (parity == 0)
365 return 0;
366
367 /* Repeating... */
368 if (ir->old == parity)
369 return 0;
370
371 ir->old = parity;
372
373 /* drop special codes when a key is held down a long time for the grey controller
374 In this case, the second bit of the code is asserted */
375 if (marker == 0xfe && (code & 0x40))
376 return 0;
377
378 code %= code_modulo;
379
380 *ir_raw = code;
381 *ir_key = code;
382
383 i2cdprintk("Pinnacle PCTV key %02x\n", code);
384
385 return 1;
386}
387
388/* The grey pinnacle PCTV remote
389 *
390 * There are one issue with this remote:
391 * - I2c packet does not change when the same key is pressed quickly. The workaround
392 * is to hold down each key for about half a second, so that another code is generated
393 * in the i2c packet, and the function can distinguish key presses.
394 *
395 * Sylvain Pasche <sylvain.pasche@gmail.com>
396 */
397static int get_key_pinnacle_grey(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
398{
399
400 return get_key_pinnacle(ir, ir_key, ir_raw, 1, 0xfe, 0xff);
401}
402
403
404/* The new pinnacle PCTV remote (with the colored buttons)
405 *
406 * Ricardo Cerqueira <v4l@cerqueira.org>
407 */
408static int get_key_pinnacle_color(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
409{
410 /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE
411 *
412 * this is the only value that results in 42 unique
413 * codes < 128
414 */
415
416 return get_key_pinnacle(ir, ir_key, ir_raw, 2, 0x80, 0x88);
417}
418
419void saa7134_input_irq(struct saa7134_dev *dev)
420{
421 struct saa7134_card_ir *ir;
422
423 if (!dev || !dev->remote)
424 return;
425
426 ir = dev->remote;
427 if (!ir->running)
428 return;
429
430 if (!ir->polling && !ir->raw_decode) {
431 build_key(dev);
432 } else if (ir->raw_decode) {
433 saa7134_raw_decode_irq(dev);
434 }
435}
436
437static void saa7134_input_timer(unsigned long data)
438{
439 struct saa7134_dev *dev = (struct saa7134_dev *)data;
440 struct saa7134_card_ir *ir = dev->remote;
441
442 build_key(dev);
443 mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
444}
445
446static void ir_raw_decode_timer_end(unsigned long data)
447{
448 struct saa7134_dev *dev = (struct saa7134_dev *)data;
449
450 ir_raw_event_handle(dev->remote->dev);
451}
452
453static int __saa7134_ir_start(void *priv)
454{
455 struct saa7134_dev *dev = priv;
456 struct saa7134_card_ir *ir;
457
458 if (!dev || !dev->remote)
459 return -EINVAL;
460
461 ir = dev->remote;
462 if (ir->running)
463 return 0;
464
465 /* Moved here from saa7134_input_init1() because the latter
466 * is not called on device resume */
467 switch (dev->board) {
468 case SAA7134_BOARD_MD2819:
469 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
470 case SAA7134_BOARD_AVERMEDIA_305:
471 case SAA7134_BOARD_AVERMEDIA_307:
472 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
473 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
474 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
475 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
476 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
477 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
478 case SAA7134_BOARD_AVERMEDIA_M102:
479 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
480 /* Without this we won't receive key up events */
481 saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
482 saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
483 break;
484 case SAA7134_BOARD_AVERMEDIA_777:
485 case SAA7134_BOARD_AVERMEDIA_A16AR:
486 /* Without this we won't receive key up events */
487 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
488 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
489 break;
490 case SAA7134_BOARD_AVERMEDIA_A16D:
491 /* Without this we won't receive key up events */
492 saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
493 saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
494 break;
495 case SAA7134_BOARD_GOTVIEW_7135:
496 saa_setb(SAA7134_GPIO_GPMODE1, 0x80);
497 break;
498 }
499
500 ir->running = true;
501
502 if (ir->polling) {
503 setup_timer(&ir->timer, saa7134_input_timer,
504 (unsigned long)dev);
505 ir->timer.expires = jiffies + HZ;
506 add_timer(&ir->timer);
507 } else if (ir->raw_decode) {
508 /* set timer_end for code completion */
509 setup_timer(&ir->timer, ir_raw_decode_timer_end,
510 (unsigned long)dev);
511 }
512
513 return 0;
514}
515
516static void __saa7134_ir_stop(void *priv)
517{
518 struct saa7134_dev *dev = priv;
519 struct saa7134_card_ir *ir;
520
521 if (!dev || !dev->remote)
522 return;
523
524 ir = dev->remote;
525 if (!ir->running)
526 return;
527
528 if (ir->polling || ir->raw_decode)
529 del_timer_sync(&ir->timer);
530
531 ir->running = false;
532
533 return;
534}
535
536int saa7134_ir_start(struct saa7134_dev *dev)
537{
538 if (dev->remote->users)
539 return __saa7134_ir_start(dev);
540
541 return 0;
542}
543
544void saa7134_ir_stop(struct saa7134_dev *dev)
545{
546 if (dev->remote->users)
547 __saa7134_ir_stop(dev);
548}
549
550static int saa7134_ir_open(struct rc_dev *rc)
551{
552 struct saa7134_dev *dev = rc->priv;
553
554 dev->remote->users++;
555 return __saa7134_ir_start(dev);
556}
557
558static void saa7134_ir_close(struct rc_dev *rc)
559{
560 struct saa7134_dev *dev = rc->priv;
561
562 dev->remote->users--;
563 if (!dev->remote->users)
564 __saa7134_ir_stop(dev);
565}
566
567int saa7134_input_init1(struct saa7134_dev *dev)
568{
569 struct saa7134_card_ir *ir;
570 struct rc_dev *rc;
571 char *ir_codes = NULL;
572 u32 mask_keycode = 0;
573 u32 mask_keydown = 0;
574 u32 mask_keyup = 0;
575 unsigned polling = 0;
576 bool raw_decode = false;
577 int err;
578
579 if (dev->has_remote != SAA7134_REMOTE_GPIO)
580 return -ENODEV;
581 if (disable_ir)
582 return -ENODEV;
583
584 /* detect & configure */
585 switch (dev->board) {
586 case SAA7134_BOARD_FLYVIDEO2000:
587 case SAA7134_BOARD_FLYVIDEO3000:
588 case SAA7134_BOARD_FLYTVPLATINUM_FM:
589 case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
590 case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
591 ir_codes = RC_MAP_FLYVIDEO;
592 mask_keycode = 0xEC00000;
593 mask_keydown = 0x0040000;
594 break;
595 case SAA7134_BOARD_CINERGY400:
596 case SAA7134_BOARD_CINERGY600:
597 case SAA7134_BOARD_CINERGY600_MK3:
598 ir_codes = RC_MAP_CINERGY;
599 mask_keycode = 0x00003f;
600 mask_keyup = 0x040000;
601 break;
602 case SAA7134_BOARD_ECS_TVP3XP:
603 case SAA7134_BOARD_ECS_TVP3XP_4CB5:
604 ir_codes = RC_MAP_EZTV;
605 mask_keycode = 0x00017c;
606 mask_keyup = 0x000002;
607 polling = 50; // ms
608 break;
609 case SAA7134_BOARD_KWORLD_XPERT:
610 case SAA7134_BOARD_AVACSSMARTTV:
611 ir_codes = RC_MAP_PIXELVIEW;
612 mask_keycode = 0x00001F;
613 mask_keyup = 0x000020;
614 polling = 50; // ms
615 break;
616 case SAA7134_BOARD_MD2819:
617 case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
618 case SAA7134_BOARD_AVERMEDIA_305:
619 case SAA7134_BOARD_AVERMEDIA_307:
620 case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
621 case SAA7134_BOARD_AVERMEDIA_STUDIO_505:
622 case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
623 case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
624 case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
625 case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
626 case SAA7134_BOARD_AVERMEDIA_M102:
627 case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
628 ir_codes = RC_MAP_AVERMEDIA;
629 mask_keycode = 0x0007C8;
630 mask_keydown = 0x000010;
631 polling = 50; // ms
632 /* GPIO stuff moved to __saa7134_ir_start() */
633 break;
634 case SAA7134_BOARD_AVERMEDIA_M135A:
635 ir_codes = RC_MAP_AVERMEDIA_M135A;
636 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
637 mask_keyup = 0x0040000;
638 mask_keycode = 0xffff;
639 raw_decode = true;
640 break;
641 case SAA7134_BOARD_AVERMEDIA_M733A:
642 ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6;
643 mask_keydown = 0x0040000;
644 mask_keyup = 0x0040000;
645 mask_keycode = 0xffff;
646 raw_decode = true;
647 break;
648 case SAA7134_BOARD_AVERMEDIA_777:
649 case SAA7134_BOARD_AVERMEDIA_A16AR:
650 ir_codes = RC_MAP_AVERMEDIA;
651 mask_keycode = 0x02F200;
652 mask_keydown = 0x000400;
653 polling = 50; // ms
654 /* GPIO stuff moved to __saa7134_ir_start() */
655 break;
656 case SAA7134_BOARD_AVERMEDIA_A16D:
657 ir_codes = RC_MAP_AVERMEDIA_A16D;
658 mask_keycode = 0x02F200;
659 mask_keydown = 0x000400;
660 polling = 50; /* ms */
661 /* GPIO stuff moved to __saa7134_ir_start() */
662 break;
663 case SAA7134_BOARD_KWORLD_TERMINATOR:
664 ir_codes = RC_MAP_PIXELVIEW;
665 mask_keycode = 0x00001f;
666 mask_keyup = 0x000060;
667 polling = 50; // ms
668 break;
669 case SAA7134_BOARD_MANLI_MTV001:
670 case SAA7134_BOARD_MANLI_MTV002:
671 ir_codes = RC_MAP_MANLI;
672 mask_keycode = 0x001f00;
673 mask_keyup = 0x004000;
674 polling = 50; /* ms */
675 break;
676 case SAA7134_BOARD_BEHOLD_409FM:
677 case SAA7134_BOARD_BEHOLD_401:
678 case SAA7134_BOARD_BEHOLD_403:
679 case SAA7134_BOARD_BEHOLD_403FM:
680 case SAA7134_BOARD_BEHOLD_405:
681 case SAA7134_BOARD_BEHOLD_405FM:
682 case SAA7134_BOARD_BEHOLD_407:
683 case SAA7134_BOARD_BEHOLD_407FM:
684 case SAA7134_BOARD_BEHOLD_409:
685 case SAA7134_BOARD_BEHOLD_505FM:
686 case SAA7134_BOARD_BEHOLD_505RDS_MK5:
687 case SAA7134_BOARD_BEHOLD_505RDS_MK3:
688 case SAA7134_BOARD_BEHOLD_507_9FM:
689 case SAA7134_BOARD_BEHOLD_507RDS_MK3:
690 case SAA7134_BOARD_BEHOLD_507RDS_MK5:
691 ir_codes = RC_MAP_MANLI;
692 mask_keycode = 0x003f00;
693 mask_keyup = 0x004000;
694 polling = 50; /* ms */
695 break;
696 case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM:
697 ir_codes = RC_MAP_BEHOLD_COLUMBUS;
698 mask_keycode = 0x003f00;
699 mask_keyup = 0x004000;
700 polling = 50; // ms
701 break;
702 case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
703 ir_codes = RC_MAP_PCTV_SEDNA;
704 mask_keycode = 0x001f00;
705 mask_keyup = 0x004000;
706 polling = 50; // ms
707 break;
708 case SAA7134_BOARD_GOTVIEW_7135:
709 ir_codes = RC_MAP_GOTVIEW7135;
710 mask_keycode = 0x0003CC;
711 mask_keydown = 0x000010;
712 polling = 5; /* ms */
713 /* GPIO stuff moved to __saa7134_ir_start() */
714 break;
715 case SAA7134_BOARD_VIDEOMATE_TV_PVR:
716 case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
717 case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
718 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
719 mask_keycode = 0x00003F;
720 mask_keyup = 0x400000;
721 polling = 50; // ms
722 break;
723 case SAA7134_BOARD_PROTEUS_2309:
724 ir_codes = RC_MAP_PROTEUS_2309;
725 mask_keycode = 0x00007F;
726 mask_keyup = 0x000080;
727 polling = 50; // ms
728 break;
729 case SAA7134_BOARD_VIDEOMATE_DVBT_300:
730 case SAA7134_BOARD_VIDEOMATE_DVBT_200:
731 ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
732 mask_keycode = 0x003F00;
733 mask_keyup = 0x040000;
734 break;
735 case SAA7134_BOARD_FLYDVBS_LR300:
736 case SAA7134_BOARD_FLYDVBT_LR301:
737 case SAA7134_BOARD_FLYDVBTDUO:
738 ir_codes = RC_MAP_FLYDVB;
739 mask_keycode = 0x0001F00;
740 mask_keydown = 0x0040000;
741 break;
742 case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
743 case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
744 case SAA7134_BOARD_ASUSTeK_P7131_ANALOG:
745 ir_codes = RC_MAP_ASUS_PC39;
746 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
747 mask_keyup = 0x0040000;
748 mask_keycode = 0xffff;
749 raw_decode = true;
750 break;
751 case SAA7134_BOARD_ASUSTeK_PS3_100:
752 ir_codes = RC_MAP_ASUS_PS3_100;
753 mask_keydown = 0x0040000;
754 mask_keyup = 0x0040000;
755 mask_keycode = 0xffff;
756 raw_decode = true;
757 break;
758 case SAA7134_BOARD_ENCORE_ENLTV:
759 case SAA7134_BOARD_ENCORE_ENLTV_FM:
760 ir_codes = RC_MAP_ENCORE_ENLTV;
761 mask_keycode = 0x00007f;
762 mask_keyup = 0x040000;
763 polling = 50; // ms
764 break;
765 case SAA7134_BOARD_ENCORE_ENLTV_FM53:
766 case SAA7134_BOARD_ENCORE_ENLTV_FM3:
767 ir_codes = RC_MAP_ENCORE_ENLTV_FM53;
768 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
769 mask_keyup = 0x0040000;
770 mask_keycode = 0xffff;
771 raw_decode = true;
772 break;
773 case SAA7134_BOARD_10MOONSTVMASTER3:
774 ir_codes = RC_MAP_ENCORE_ENLTV;
775 mask_keycode = 0x5f80000;
776 mask_keyup = 0x8000000;
777 polling = 50; //ms
778 break;
779 case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
780 ir_codes = RC_MAP_GENIUS_TVGO_A11MCE;
781 mask_keycode = 0xff;
782 mask_keydown = 0xf00000;
783 polling = 50; /* ms */
784 break;
785 case SAA7134_BOARD_REAL_ANGEL_220:
786 ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS;
787 mask_keycode = 0x3f00;
788 mask_keyup = 0x4000;
789 polling = 50; /* ms */
790 break;
791 case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
792 ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG;
793 mask_keycode = 0x7f;
794 polling = 40; /* ms */
795 break;
796 case SAA7134_BOARD_VIDEOMATE_S350:
797 ir_codes = RC_MAP_VIDEOMATE_S350;
798 mask_keycode = 0x003f00;
799 mask_keydown = 0x040000;
800 break;
801 case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S:
802 ir_codes = RC_MAP_WINFAST;
803 mask_keycode = 0x5f00;
804 mask_keyup = 0x020000;
805 polling = 50; /* ms */
806 break;
807 case SAA7134_BOARD_VIDEOMATE_M1F:
808 ir_codes = RC_MAP_VIDEOMATE_K100;
809 mask_keycode = 0x0ff00;
810 mask_keyup = 0x040000;
811 break;
812 case SAA7134_BOARD_HAUPPAUGE_HVR1150:
813 case SAA7134_BOARD_HAUPPAUGE_HVR1120:
814 ir_codes = RC_MAP_HAUPPAUGE;
815 mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
816 mask_keyup = 0x0040000;
817 mask_keycode = 0xffff;
818 raw_decode = true;
819 break;
820 }
821 if (NULL == ir_codes) {
822 printk("%s: Oops: IR config error [card=%d]\n",
823 dev->name, dev->board);
824 return -ENODEV;
825 }
826
827 ir = kzalloc(sizeof(*ir), GFP_KERNEL);
828 rc = rc_allocate_device();
829 if (!ir || !rc) {
830 err = -ENOMEM;
831 goto err_out_free;
832 }
833
834 ir->dev = rc;
835 dev->remote = ir;
836
837 /* init hardware-specific stuff */
838 ir->mask_keycode = mask_keycode;
839 ir->mask_keydown = mask_keydown;
840 ir->mask_keyup = mask_keyup;
841 ir->polling = polling;
842 ir->raw_decode = raw_decode;
843
844 /* init input device */
845 snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
846 saa7134_boards[dev->board].name);
847 snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
848 pci_name(dev->pci));
849
850 rc->priv = dev;
851 rc->open = saa7134_ir_open;
852 rc->close = saa7134_ir_close;
853 if (raw_decode)
854 rc->driver_type = RC_DRIVER_IR_RAW;
855
856 rc->input_name = ir->name;
857 rc->input_phys = ir->phys;
858 rc->input_id.bustype = BUS_PCI;
859 rc->input_id.version = 1;
860 if (dev->pci->subsystem_vendor) {
861 rc->input_id.vendor = dev->pci->subsystem_vendor;
862 rc->input_id.product = dev->pci->subsystem_device;
863 } else {
864 rc->input_id.vendor = dev->pci->vendor;
865 rc->input_id.product = dev->pci->device;
866 }
867 rc->dev.parent = &dev->pci->dev;
868 rc->map_name = ir_codes;
869 rc->driver_name = MODULE_NAME;
870
871 err = rc_register_device(rc);
872 if (err)
873 goto err_out_free;
874
875 return 0;
876
877err_out_free:
878 rc_free_device(rc);
879 dev->remote = NULL;
880 kfree(ir);
881 return err;
882}
883
884void saa7134_input_fini(struct saa7134_dev *dev)
885{
886 if (NULL == dev->remote)
887 return;
888
889 saa7134_ir_stop(dev);
890 rc_unregister_device(dev->remote->dev);
891 kfree(dev->remote);
892 dev->remote = NULL;
893}
894
895void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
896{
897 struct i2c_board_info info;
898 struct i2c_msg msg_msi = {
899 .addr = 0x50,
900 .flags = I2C_M_RD,
901 .len = 0,
902 .buf = NULL,
903 };
904 int rc;
905
906 if (disable_ir) {
907 dprintk("IR has been disabled, not probing for i2c remote\n");
908 return;
909 }
910
911 memset(&info, 0, sizeof(struct i2c_board_info));
912 memset(&dev->init_data, 0, sizeof(dev->init_data));
913 strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
914
915 switch (dev->board) {
916 case SAA7134_BOARD_PINNACLE_PCTV_110i:
917 case SAA7134_BOARD_PINNACLE_PCTV_310i:
918 dev->init_data.name = "Pinnacle PCTV";
919 if (pinnacle_remote == 0) {
920 dev->init_data.get_key = get_key_pinnacle_color;
921 dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR;
922 info.addr = 0x47;
923 } else {
924 dev->init_data.get_key = get_key_pinnacle_grey;
925 dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
926 info.addr = 0x47;
927 }
928 break;
929 case SAA7134_BOARD_UPMOST_PURPLE_TV:
930 dev->init_data.name = "Purple TV";
931 dev->init_data.get_key = get_key_purpletv;
932 dev->init_data.ir_codes = RC_MAP_PURPLETV;
933 info.addr = 0x7a;
934 break;
935 case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
936 dev->init_data.name = "MSI TV@nywhere Plus";
937 dev->init_data.get_key = get_key_msi_tvanywhere_plus;
938 dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
939 /*
940 * MSI TV@nyware Plus requires more frequent polling
941 * otherwise it will miss some keypresses
942 */
943 dev->init_data.polling_interval = 50;
944 info.addr = 0x30;
945 /* MSI TV@nywhere Plus controller doesn't seem to
946 respond to probes unless we read something from
947 an existing device. Weird...
948 REVISIT: might no longer be needed */
949 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
950 dprintk("probe 0x%02x @ %s: %s\n",
951 msg_msi.addr, dev->i2c_adap.name,
952 (1 == rc) ? "yes" : "no");
953 break;
954 case SAA7134_BOARD_KWORLD_PC150U:
955 /* copied and modified from MSI TV@nywhere Plus */
956 dev->init_data.name = "Kworld PC150-U";
957 dev->init_data.get_key = get_key_kworld_pc150u;
958 dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U;
959 info.addr = 0x30;
960 /* MSI TV@nywhere Plus controller doesn't seem to
961 respond to probes unless we read something from
962 an existing device. Weird...
963 REVISIT: might no longer be needed */
964 rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
965 dprintk("probe 0x%02x @ %s: %s\n",
966 msg_msi.addr, dev->i2c_adap.name,
967 (1 == rc) ? "yes" : "no");
968 break;
969 case SAA7134_BOARD_HAUPPAUGE_HVR1110:
970 dev->init_data.name = "HVR 1110";
971 dev->init_data.get_key = get_key_hvr1110;
972 dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
973 info.addr = 0x71;
974 break;
975 case SAA7134_BOARD_BEHOLD_607FM_MK3:
976 case SAA7134_BOARD_BEHOLD_607FM_MK5:
977 case SAA7134_BOARD_BEHOLD_609FM_MK3:
978 case SAA7134_BOARD_BEHOLD_609FM_MK5:
979 case SAA7134_BOARD_BEHOLD_607RDS_MK3:
980 case SAA7134_BOARD_BEHOLD_607RDS_MK5:
981 case SAA7134_BOARD_BEHOLD_609RDS_MK3:
982 case SAA7134_BOARD_BEHOLD_609RDS_MK5:
983 case SAA7134_BOARD_BEHOLD_M6:
984 case SAA7134_BOARD_BEHOLD_M63:
985 case SAA7134_BOARD_BEHOLD_M6_EXTRA:
986 case SAA7134_BOARD_BEHOLD_H6:
987 case SAA7134_BOARD_BEHOLD_X7:
988 case SAA7134_BOARD_BEHOLD_H7:
989 case SAA7134_BOARD_BEHOLD_A7:
990 dev->init_data.name = "BeholdTV";
991 dev->init_data.get_key = get_key_beholdm6xx;
992 dev->init_data.ir_codes = RC_MAP_BEHOLD;
993 dev->init_data.type = RC_TYPE_NEC;
994 info.addr = 0x2d;
995 break;
996 case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
997 case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
998 info.addr = 0x40;
999 break;
1000 case SAA7134_BOARD_FLYDVB_TRIO:
1001 dev->init_data.name = "FlyDVB Trio";
1002 dev->init_data.get_key = get_key_flydvb_trio;
1003 dev->init_data.ir_codes = RC_MAP_FLYDVB;
1004 info.addr = 0x0b;
1005 break;
1006 default:
1007 dprintk("No I2C IR support for board %x\n", dev->board);
1008 return;
1009 }
1010
1011 if (dev->init_data.name)
1012 info.platform_data = &dev->init_data;
1013 i2c_new_device(&dev->i2c_adap, &info);
1014}
1015
1016static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
1017{
1018 struct saa7134_card_ir *ir = dev->remote;
1019 unsigned long timeout;
1020 int space;
1021
1022 /* Generate initial event */
1023 saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1024 saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
1025 space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
1026 ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
1027
1028 /*
1029 * Wait 15 ms from the start of the first IR event before processing
1030 * the event. This time is enough for NEC protocol. May need adjustments
1031 * to work with other protocols.
1032 */
1033 smp_mb();
1034
1035 if (!timer_pending(&ir->timer)) {
1036 timeout = jiffies + msecs_to_jiffies(15);
1037 mod_timer(&ir->timer, timeout);
1038 }
1039
1040 return 1;
1041}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-05 18:29:07 -0500