Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * linux/drivers/sound/waveartist.c | |
3 | * | |
4 | * The low level driver for the RWA010 Rockwell Wave Artist | |
5 | * codec chip used in the Rebel.com NetWinder. | |
6 | * | |
7 | * Cleaned up and integrated into 2.1 by Russell King (rmk@arm.linux.org.uk) | |
8 | * and Pat Beirne (patb@corel.ca) | |
9 | * | |
10 | * | |
11 | * Copyright (C) by Rebel.com 1998-1999 | |
12 | * | |
13 | * RWA010 specs received under NDA from Rockwell | |
14 | * | |
15 | * Copyright (C) by Hannu Savolainen 1993-1997 | |
16 | * | |
17 | * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) | |
18 | * Version 2 (June 1991). See the "COPYING" file distributed with this software | |
19 | * for more info. | |
20 | * | |
21 | * Changes: | |
22 | * 11-10-2000 Bartlomiej Zolnierkiewicz <bkz@linux-ide.org> | |
23 | * Added __init to waveartist_init() | |
24 | */ | |
25 | ||
26 | /* Debugging */ | |
27 | #define DEBUG_CMD 1 | |
28 | #define DEBUG_OUT 2 | |
29 | #define DEBUG_IN 4 | |
30 | #define DEBUG_INTR 8 | |
31 | #define DEBUG_MIXER 16 | |
32 | #define DEBUG_TRIGGER 32 | |
33 | ||
34 | #define debug_flg (0) | |
35 | ||
36 | #include <linux/module.h> | |
37 | #include <linux/init.h> | |
38 | #include <linux/config.h> | |
39 | #include <linux/sched.h> | |
40 | #include <linux/interrupt.h> | |
41 | #include <linux/delay.h> | |
42 | #include <linux/spinlock.h> | |
43 | #include <linux/bitops.h> | |
44 | ||
45 | #include <asm/system.h> | |
46 | ||
47 | #include "sound_config.h" | |
48 | #include "waveartist.h" | |
49 | ||
50 | #ifdef CONFIG_ARM | |
51 | #include <asm/hardware.h> | |
52 | #include <asm/mach-types.h> | |
53 | #endif | |
54 | ||
55 | #ifndef NO_DMA | |
56 | #define NO_DMA 255 | |
57 | #endif | |
58 | ||
59 | #define SUPPORTED_MIXER_DEVICES (SOUND_MASK_SYNTH |\ | |
60 | SOUND_MASK_PCM |\ | |
61 | SOUND_MASK_LINE |\ | |
62 | SOUND_MASK_MIC |\ | |
63 | SOUND_MASK_LINE1 |\ | |
64 | SOUND_MASK_RECLEV |\ | |
65 | SOUND_MASK_VOLUME |\ | |
66 | SOUND_MASK_IMIX) | |
67 | ||
68 | static unsigned short levels[SOUND_MIXER_NRDEVICES] = { | |
69 | 0x5555, /* Master Volume */ | |
70 | 0x0000, /* Bass */ | |
71 | 0x0000, /* Treble */ | |
72 | 0x2323, /* Synth (FM) */ | |
73 | 0x4b4b, /* PCM */ | |
74 | 0x6464, /* PC Speaker */ | |
75 | 0x0000, /* Ext Line */ | |
76 | 0x0000, /* Mic */ | |
77 | 0x0000, /* CD */ | |
78 | 0x6464, /* Recording monitor */ | |
79 | 0x0000, /* SB PCM (ALT PCM) */ | |
80 | 0x0000, /* Recording level */ | |
81 | 0x6464, /* Input gain */ | |
82 | 0x6464, /* Output gain */ | |
83 | 0x0000, /* Line1 (Aux1) */ | |
84 | 0x0000, /* Line2 (Aux2) */ | |
85 | 0x0000, /* Line3 (Aux3) */ | |
86 | 0x0000, /* Digital1 */ | |
87 | 0x0000, /* Digital2 */ | |
88 | 0x0000, /* Digital3 */ | |
89 | 0x0000, /* Phone In */ | |
90 | 0x6464, /* Phone Out */ | |
91 | 0x0000, /* Video */ | |
92 | 0x0000, /* Radio */ | |
93 | 0x0000 /* Monitor */ | |
94 | }; | |
95 | ||
96 | typedef struct { | |
97 | struct address_info hw; /* hardware */ | |
98 | char *chip_name; | |
99 | ||
100 | int xfer_count; | |
101 | int audio_mode; | |
102 | int open_mode; | |
103 | int audio_flags; | |
104 | int record_dev; | |
105 | int playback_dev; | |
106 | int dev_no; | |
107 | ||
108 | /* Mixer parameters */ | |
109 | const struct waveartist_mixer_info *mix; | |
110 | ||
111 | unsigned short *levels; /* cache of volume settings */ | |
112 | int recmask; /* currently enabled recording device! */ | |
113 | ||
114 | #ifdef CONFIG_ARCH_NETWINDER | |
115 | signed int slider_vol; /* hardware slider volume */ | |
116 | unsigned int handset_detect :1; | |
117 | unsigned int telephone_detect:1; | |
118 | unsigned int no_autoselect :1;/* handset/telephone autoselects a path */ | |
119 | unsigned int spkr_mute_state :1;/* set by ioctl or autoselect */ | |
120 | unsigned int line_mute_state :1;/* set by ioctl or autoselect */ | |
121 | unsigned int use_slider :1;/* use slider setting for o/p vol */ | |
122 | #endif | |
123 | } wavnc_info; | |
124 | ||
125 | /* | |
126 | * This is the implementation specific mixer information. | |
127 | */ | |
128 | struct waveartist_mixer_info { | |
129 | unsigned int supported_devs; /* Supported devices */ | |
130 | unsigned int recording_devs; /* Recordable devies */ | |
131 | unsigned int stereo_devs; /* Stereo devices */ | |
132 | ||
133 | unsigned int (*select_input)(wavnc_info *, unsigned int, | |
134 | unsigned char *, unsigned char *); | |
135 | int (*decode_mixer)(wavnc_info *, int, | |
136 | unsigned char, unsigned char); | |
137 | int (*get_mixer)(wavnc_info *, int); | |
138 | }; | |
139 | ||
140 | typedef struct wavnc_port_info { | |
141 | int open_mode; | |
142 | int speed; | |
143 | int channels; | |
144 | int audio_format; | |
145 | } wavnc_port_info; | |
146 | ||
147 | static int nr_waveartist_devs; | |
148 | static wavnc_info adev_info[MAX_AUDIO_DEV]; | |
149 | static DEFINE_SPINLOCK(waveartist_lock); | |
150 | ||
151 | #ifndef CONFIG_ARCH_NETWINDER | |
152 | #define machine_is_netwinder() 0 | |
153 | #else | |
154 | static struct timer_list vnc_timer; | |
155 | static void vnc_configure_mixer(wavnc_info *devc, unsigned int input_mask); | |
156 | static int vnc_private_ioctl(int dev, unsigned int cmd, int __user *arg); | |
157 | static void vnc_slider_tick(unsigned long data); | |
158 | #endif | |
159 | ||
160 | static inline void | |
161 | waveartist_set_ctlr(struct address_info *hw, unsigned char clear, unsigned char set) | |
162 | { | |
163 | unsigned int ctlr_port = hw->io_base + CTLR; | |
164 | ||
165 | clear = ~clear & inb(ctlr_port); | |
166 | ||
167 | outb(clear | set, ctlr_port); | |
168 | } | |
169 | ||
170 | /* Toggle IRQ acknowledge line | |
171 | */ | |
172 | static inline void | |
173 | waveartist_iack(wavnc_info *devc) | |
174 | { | |
175 | unsigned int ctlr_port = devc->hw.io_base + CTLR; | |
176 | int old_ctlr; | |
177 | ||
178 | old_ctlr = inb(ctlr_port) & ~IRQ_ACK; | |
179 | ||
180 | outb(old_ctlr | IRQ_ACK, ctlr_port); | |
181 | outb(old_ctlr, ctlr_port); | |
182 | } | |
183 | ||
184 | static inline int | |
185 | waveartist_sleep(int timeout_ms) | |
186 | { | |
187 | unsigned int timeout = timeout_ms * 10 * HZ / 100; | |
188 | ||
189 | do { | |
190 | set_current_state(TASK_INTERRUPTIBLE); | |
191 | timeout = schedule_timeout(timeout); | |
192 | } while (timeout); | |
193 | ||
194 | return 0; | |
195 | } | |
196 | ||
197 | static int | |
198 | waveartist_reset(wavnc_info *devc) | |
199 | { | |
200 | struct address_info *hw = &devc->hw; | |
201 | unsigned int timeout, res = -1; | |
202 | ||
203 | waveartist_set_ctlr(hw, -1, RESET); | |
204 | waveartist_sleep(2); | |
205 | waveartist_set_ctlr(hw, RESET, 0); | |
206 | ||
207 | timeout = 500; | |
208 | do { | |
209 | mdelay(2); | |
210 | ||
211 | if (inb(hw->io_base + STATR) & CMD_RF) { | |
212 | res = inw(hw->io_base + CMDR); | |
213 | if (res == 0x55aa) | |
214 | break; | |
215 | } | |
216 | } while (--timeout); | |
217 | ||
218 | if (timeout == 0) { | |
219 | printk(KERN_WARNING "WaveArtist: reset timeout "); | |
220 | if (res != (unsigned int)-1) | |
221 | printk("(res=%04X)", res); | |
222 | printk("\n"); | |
223 | return 1; | |
224 | } | |
225 | return 0; | |
226 | } | |
227 | ||
228 | /* Helper function to send and receive words | |
229 | * from WaveArtist. It handles all the handshaking | |
230 | * and can send or receive multiple words. | |
231 | */ | |
232 | static int | |
233 | waveartist_cmd(wavnc_info *devc, | |
234 | int nr_cmd, unsigned int *cmd, | |
235 | int nr_resp, unsigned int *resp) | |
236 | { | |
237 | unsigned int io_base = devc->hw.io_base; | |
238 | unsigned int timed_out = 0; | |
239 | unsigned int i; | |
240 | ||
241 | if (debug_flg & DEBUG_CMD) { | |
242 | printk("waveartist_cmd: cmd="); | |
243 | ||
244 | for (i = 0; i < nr_cmd; i++) | |
245 | printk("%04X ", cmd[i]); | |
246 | ||
247 | printk("\n"); | |
248 | } | |
249 | ||
250 | if (inb(io_base + STATR) & CMD_RF) { | |
251 | int old_data; | |
252 | ||
253 | /* flush the port | |
254 | */ | |
255 | ||
256 | old_data = inw(io_base + CMDR); | |
257 | ||
258 | if (debug_flg & DEBUG_CMD) | |
259 | printk("flushed %04X...", old_data); | |
260 | ||
261 | udelay(10); | |
262 | } | |
263 | ||
264 | for (i = 0; !timed_out && i < nr_cmd; i++) { | |
265 | int count; | |
266 | ||
267 | for (count = 5000; count; count--) | |
268 | if (inb(io_base + STATR) & CMD_WE) | |
269 | break; | |
270 | ||
271 | if (!count) | |
272 | timed_out = 1; | |
273 | else | |
274 | outw(cmd[i], io_base + CMDR); | |
275 | } | |
276 | ||
277 | for (i = 0; !timed_out && i < nr_resp; i++) { | |
278 | int count; | |
279 | ||
280 | for (count = 5000; count; count--) | |
281 | if (inb(io_base + STATR) & CMD_RF) | |
282 | break; | |
283 | ||
284 | if (!count) | |
285 | timed_out = 1; | |
286 | else | |
287 | resp[i] = inw(io_base + CMDR); | |
288 | } | |
289 | ||
290 | if (debug_flg & DEBUG_CMD) { | |
291 | if (!timed_out) { | |
292 | printk("waveartist_cmd: resp="); | |
293 | ||
294 | for (i = 0; i < nr_resp; i++) | |
295 | printk("%04X ", resp[i]); | |
296 | ||
297 | printk("\n"); | |
298 | } else | |
299 | printk("waveartist_cmd: timed out\n"); | |
300 | } | |
301 | ||
302 | return timed_out ? 1 : 0; | |
303 | } | |
304 | ||
305 | /* | |
306 | * Send one command word | |
307 | */ | |
308 | static inline int | |
309 | waveartist_cmd1(wavnc_info *devc, unsigned int cmd) | |
310 | { | |
311 | return waveartist_cmd(devc, 1, &cmd, 0, NULL); | |
312 | } | |
313 | ||
314 | /* | |
315 | * Send one command, receive one word | |
316 | */ | |
317 | static inline unsigned int | |
318 | waveartist_cmd1_r(wavnc_info *devc, unsigned int cmd) | |
319 | { | |
320 | unsigned int ret; | |
321 | ||
322 | waveartist_cmd(devc, 1, &cmd, 1, &ret); | |
323 | ||
324 | return ret; | |
325 | } | |
326 | ||
327 | /* | |
328 | * Send a double command, receive one | |
329 | * word (and throw it away) | |
330 | */ | |
331 | static inline int | |
332 | waveartist_cmd2(wavnc_info *devc, unsigned int cmd, unsigned int arg) | |
333 | { | |
334 | unsigned int vals[2]; | |
335 | ||
336 | vals[0] = cmd; | |
337 | vals[1] = arg; | |
338 | ||
339 | return waveartist_cmd(devc, 2, vals, 1, vals); | |
340 | } | |
341 | ||
342 | /* | |
343 | * Send a triple command | |
344 | */ | |
345 | static inline int | |
346 | waveartist_cmd3(wavnc_info *devc, unsigned int cmd, | |
347 | unsigned int arg1, unsigned int arg2) | |
348 | { | |
349 | unsigned int vals[3]; | |
350 | ||
351 | vals[0] = cmd; | |
352 | vals[1] = arg1; | |
353 | vals[2] = arg2; | |
354 | ||
355 | return waveartist_cmd(devc, 3, vals, 0, NULL); | |
356 | } | |
357 | ||
358 | static int | |
359 | waveartist_getrev(wavnc_info *devc, char *rev) | |
360 | { | |
361 | unsigned int temp[2]; | |
362 | unsigned int cmd = WACMD_GETREV; | |
363 | ||
364 | waveartist_cmd(devc, 1, &cmd, 2, temp); | |
365 | ||
366 | rev[0] = temp[0] >> 8; | |
367 | rev[1] = temp[0] & 255; | |
368 | rev[2] = '\0'; | |
369 | ||
370 | return temp[0]; | |
371 | } | |
372 | ||
373 | static void waveartist_halt_output(int dev); | |
374 | static void waveartist_halt_input(int dev); | |
375 | static void waveartist_halt(int dev); | |
376 | static void waveartist_trigger(int dev, int state); | |
377 | ||
378 | static int | |
379 | waveartist_open(int dev, int mode) | |
380 | { | |
381 | wavnc_info *devc; | |
382 | wavnc_port_info *portc; | |
383 | unsigned long flags; | |
384 | ||
385 | if (dev < 0 || dev >= num_audiodevs) | |
386 | return -ENXIO; | |
387 | ||
388 | devc = (wavnc_info *) audio_devs[dev]->devc; | |
389 | portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
390 | ||
391 | spin_lock_irqsave(&waveartist_lock, flags); | |
392 | if (portc->open_mode || (devc->open_mode & mode)) { | |
393 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
394 | return -EBUSY; | |
395 | } | |
396 | ||
397 | devc->audio_mode = 0; | |
398 | devc->open_mode |= mode; | |
399 | portc->open_mode = mode; | |
400 | waveartist_trigger(dev, 0); | |
401 | ||
402 | if (mode & OPEN_READ) | |
403 | devc->record_dev = dev; | |
404 | if (mode & OPEN_WRITE) | |
405 | devc->playback_dev = dev; | |
406 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
407 | ||
408 | return 0; | |
409 | } | |
410 | ||
411 | static void | |
412 | waveartist_close(int dev) | |
413 | { | |
414 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
415 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
416 | unsigned long flags; | |
417 | ||
418 | spin_lock_irqsave(&waveartist_lock, flags); | |
419 | ||
420 | waveartist_halt(dev); | |
421 | ||
422 | devc->audio_mode = 0; | |
423 | devc->open_mode &= ~portc->open_mode; | |
424 | portc->open_mode = 0; | |
425 | ||
426 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
427 | } | |
428 | ||
429 | static void | |
430 | waveartist_output_block(int dev, unsigned long buf, int __count, int intrflag) | |
431 | { | |
432 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
433 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
434 | unsigned long flags; | |
435 | unsigned int count = __count; | |
436 | ||
437 | if (debug_flg & DEBUG_OUT) | |
438 | printk("waveartist: output block, buf=0x%lx, count=0x%x...\n", | |
439 | buf, count); | |
440 | /* | |
441 | * 16 bit data | |
442 | */ | |
443 | if (portc->audio_format & (AFMT_S16_LE | AFMT_S16_BE)) | |
444 | count >>= 1; | |
445 | ||
446 | if (portc->channels > 1) | |
447 | count >>= 1; | |
448 | ||
449 | count -= 1; | |
450 | ||
451 | if (devc->audio_mode & PCM_ENABLE_OUTPUT && | |
452 | audio_devs[dev]->flags & DMA_AUTOMODE && | |
453 | intrflag && | |
454 | count == devc->xfer_count) { | |
455 | devc->audio_mode |= PCM_ENABLE_OUTPUT; | |
456 | return; /* | |
457 | * Auto DMA mode on. No need to react | |
458 | */ | |
459 | } | |
460 | ||
461 | spin_lock_irqsave(&waveartist_lock, flags); | |
462 | ||
463 | /* | |
464 | * set sample count | |
465 | */ | |
466 | waveartist_cmd2(devc, WACMD_OUTPUTSIZE, count); | |
467 | ||
468 | devc->xfer_count = count; | |
469 | devc->audio_mode |= PCM_ENABLE_OUTPUT; | |
470 | ||
471 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
472 | } | |
473 | ||
474 | static void | |
475 | waveartist_start_input(int dev, unsigned long buf, int __count, int intrflag) | |
476 | { | |
477 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
478 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
479 | unsigned long flags; | |
480 | unsigned int count = __count; | |
481 | ||
482 | if (debug_flg & DEBUG_IN) | |
483 | printk("waveartist: start input, buf=0x%lx, count=0x%x...\n", | |
484 | buf, count); | |
485 | ||
486 | if (portc->audio_format & (AFMT_S16_LE | AFMT_S16_BE)) /* 16 bit data */ | |
487 | count >>= 1; | |
488 | ||
489 | if (portc->channels > 1) | |
490 | count >>= 1; | |
491 | ||
492 | count -= 1; | |
493 | ||
494 | if (devc->audio_mode & PCM_ENABLE_INPUT && | |
495 | audio_devs[dev]->flags & DMA_AUTOMODE && | |
496 | intrflag && | |
497 | count == devc->xfer_count) { | |
498 | devc->audio_mode |= PCM_ENABLE_INPUT; | |
499 | return; /* | |
500 | * Auto DMA mode on. No need to react | |
501 | */ | |
502 | } | |
503 | ||
504 | spin_lock_irqsave(&waveartist_lock, flags); | |
505 | ||
506 | /* | |
507 | * set sample count | |
508 | */ | |
509 | waveartist_cmd2(devc, WACMD_INPUTSIZE, count); | |
510 | ||
511 | devc->xfer_count = count; | |
512 | devc->audio_mode |= PCM_ENABLE_INPUT; | |
513 | ||
514 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
515 | } | |
516 | ||
517 | static int | |
518 | waveartist_ioctl(int dev, unsigned int cmd, void __user * arg) | |
519 | { | |
520 | return -EINVAL; | |
521 | } | |
522 | ||
523 | static unsigned int | |
524 | waveartist_get_speed(wavnc_port_info *portc) | |
525 | { | |
526 | unsigned int speed; | |
527 | ||
528 | /* | |
529 | * program the speed, channels, bits | |
530 | */ | |
531 | if (portc->speed == 8000) | |
532 | speed = 0x2E71; | |
533 | else if (portc->speed == 11025) | |
534 | speed = 0x4000; | |
535 | else if (portc->speed == 22050) | |
536 | speed = 0x8000; | |
537 | else if (portc->speed == 44100) | |
538 | speed = 0x0; | |
539 | else { | |
540 | /* | |
541 | * non-standard - just calculate | |
542 | */ | |
543 | speed = portc->speed << 16; | |
544 | ||
545 | speed = (speed / 44100) & 65535; | |
546 | } | |
547 | ||
548 | return speed; | |
549 | } | |
550 | ||
551 | static unsigned int | |
552 | waveartist_get_bits(wavnc_port_info *portc) | |
553 | { | |
554 | unsigned int bits; | |
555 | ||
556 | if (portc->audio_format == AFMT_S16_LE) | |
557 | bits = 1; | |
558 | else if (portc->audio_format == AFMT_S8) | |
559 | bits = 0; | |
560 | else | |
561 | bits = 2; //default AFMT_U8 | |
562 | ||
563 | return bits; | |
564 | } | |
565 | ||
566 | static int | |
567 | waveartist_prepare_for_input(int dev, int bsize, int bcount) | |
568 | { | |
569 | unsigned long flags; | |
570 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
571 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
572 | unsigned int speed, bits; | |
573 | ||
574 | if (devc->audio_mode) | |
575 | return 0; | |
576 | ||
577 | speed = waveartist_get_speed(portc); | |
578 | bits = waveartist_get_bits(portc); | |
579 | ||
580 | spin_lock_irqsave(&waveartist_lock, flags); | |
581 | ||
582 | if (waveartist_cmd2(devc, WACMD_INPUTFORMAT, bits)) | |
583 | printk(KERN_WARNING "waveartist: error setting the " | |
584 | "record format to %d\n", portc->audio_format); | |
585 | ||
586 | if (waveartist_cmd2(devc, WACMD_INPUTCHANNELS, portc->channels)) | |
587 | printk(KERN_WARNING "waveartist: error setting record " | |
588 | "to %d channels\n", portc->channels); | |
589 | ||
590 | /* | |
591 | * write cmd SetSampleSpeedTimeConstant | |
592 | */ | |
593 | if (waveartist_cmd2(devc, WACMD_INPUTSPEED, speed)) | |
594 | printk(KERN_WARNING "waveartist: error setting the record " | |
595 | "speed to %dHz.\n", portc->speed); | |
596 | ||
597 | if (waveartist_cmd2(devc, WACMD_INPUTDMA, 1)) | |
598 | printk(KERN_WARNING "waveartist: error setting the record " | |
599 | "data path to 0x%X\n", 1); | |
600 | ||
601 | if (waveartist_cmd2(devc, WACMD_INPUTFORMAT, bits)) | |
602 | printk(KERN_WARNING "waveartist: error setting the record " | |
603 | "format to %d\n", portc->audio_format); | |
604 | ||
605 | devc->xfer_count = 0; | |
606 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
607 | waveartist_halt_input(dev); | |
608 | ||
609 | if (debug_flg & DEBUG_INTR) { | |
610 | printk("WA CTLR reg: 0x%02X.\n", | |
611 | inb(devc->hw.io_base + CTLR)); | |
612 | printk("WA STAT reg: 0x%02X.\n", | |
613 | inb(devc->hw.io_base + STATR)); | |
614 | printk("WA IRQS reg: 0x%02X.\n", | |
615 | inb(devc->hw.io_base + IRQSTAT)); | |
616 | } | |
617 | ||
618 | return 0; | |
619 | } | |
620 | ||
621 | static int | |
622 | waveartist_prepare_for_output(int dev, int bsize, int bcount) | |
623 | { | |
624 | unsigned long flags; | |
625 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
626 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
627 | unsigned int speed, bits; | |
628 | ||
629 | /* | |
630 | * program the speed, channels, bits | |
631 | */ | |
632 | speed = waveartist_get_speed(portc); | |
633 | bits = waveartist_get_bits(portc); | |
634 | ||
635 | spin_lock_irqsave(&waveartist_lock, flags); | |
636 | ||
637 | if (waveartist_cmd2(devc, WACMD_OUTPUTSPEED, speed) && | |
638 | waveartist_cmd2(devc, WACMD_OUTPUTSPEED, speed)) | |
639 | printk(KERN_WARNING "waveartist: error setting the playback " | |
640 | "speed to %dHz.\n", portc->speed); | |
641 | ||
642 | if (waveartist_cmd2(devc, WACMD_OUTPUTCHANNELS, portc->channels)) | |
643 | printk(KERN_WARNING "waveartist: error setting the playback " | |
644 | "to %d channels\n", portc->channels); | |
645 | ||
646 | if (waveartist_cmd2(devc, WACMD_OUTPUTDMA, 0)) | |
647 | printk(KERN_WARNING "waveartist: error setting the playback " | |
648 | "data path to 0x%X\n", 0); | |
649 | ||
650 | if (waveartist_cmd2(devc, WACMD_OUTPUTFORMAT, bits)) | |
651 | printk(KERN_WARNING "waveartist: error setting the playback " | |
652 | "format to %d\n", portc->audio_format); | |
653 | ||
654 | devc->xfer_count = 0; | |
655 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
656 | waveartist_halt_output(dev); | |
657 | ||
658 | if (debug_flg & DEBUG_INTR) { | |
659 | printk("WA CTLR reg: 0x%02X.\n",inb(devc->hw.io_base + CTLR)); | |
660 | printk("WA STAT reg: 0x%02X.\n",inb(devc->hw.io_base + STATR)); | |
661 | printk("WA IRQS reg: 0x%02X.\n",inb(devc->hw.io_base + IRQSTAT)); | |
662 | } | |
663 | ||
664 | return 0; | |
665 | } | |
666 | ||
667 | static void | |
668 | waveartist_halt(int dev) | |
669 | { | |
670 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
671 | wavnc_info *devc; | |
672 | ||
673 | if (portc->open_mode & OPEN_WRITE) | |
674 | waveartist_halt_output(dev); | |
675 | ||
676 | if (portc->open_mode & OPEN_READ) | |
677 | waveartist_halt_input(dev); | |
678 | ||
679 | devc = (wavnc_info *) audio_devs[dev]->devc; | |
680 | devc->audio_mode = 0; | |
681 | } | |
682 | ||
683 | static void | |
684 | waveartist_halt_input(int dev) | |
685 | { | |
686 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
687 | unsigned long flags; | |
688 | ||
689 | spin_lock_irqsave(&waveartist_lock, flags); | |
690 | ||
691 | /* | |
692 | * Stop capture | |
693 | */ | |
694 | waveartist_cmd1(devc, WACMD_INPUTSTOP); | |
695 | ||
696 | devc->audio_mode &= ~PCM_ENABLE_INPUT; | |
697 | ||
698 | /* | |
699 | * Clear interrupt by toggling | |
700 | * the IRQ_ACK bit in CTRL | |
701 | */ | |
702 | if (inb(devc->hw.io_base + STATR) & IRQ_REQ) | |
703 | waveartist_iack(devc); | |
704 | ||
705 | // devc->audio_mode &= ~PCM_ENABLE_INPUT; | |
706 | ||
707 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
708 | } | |
709 | ||
710 | static void | |
711 | waveartist_halt_output(int dev) | |
712 | { | |
713 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
714 | unsigned long flags; | |
715 | ||
716 | spin_lock_irqsave(&waveartist_lock, flags); | |
717 | ||
718 | waveartist_cmd1(devc, WACMD_OUTPUTSTOP); | |
719 | ||
720 | devc->audio_mode &= ~PCM_ENABLE_OUTPUT; | |
721 | ||
722 | /* | |
723 | * Clear interrupt by toggling | |
724 | * the IRQ_ACK bit in CTRL | |
725 | */ | |
726 | if (inb(devc->hw.io_base + STATR) & IRQ_REQ) | |
727 | waveartist_iack(devc); | |
728 | ||
729 | // devc->audio_mode &= ~PCM_ENABLE_OUTPUT; | |
730 | ||
731 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
732 | } | |
733 | ||
734 | static void | |
735 | waveartist_trigger(int dev, int state) | |
736 | { | |
737 | wavnc_info *devc = (wavnc_info *) audio_devs[dev]->devc; | |
738 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
739 | unsigned long flags; | |
740 | ||
741 | if (debug_flg & DEBUG_TRIGGER) { | |
742 | printk("wavnc: audio trigger "); | |
743 | if (state & PCM_ENABLE_INPUT) | |
744 | printk("in "); | |
745 | if (state & PCM_ENABLE_OUTPUT) | |
746 | printk("out"); | |
747 | printk("\n"); | |
748 | } | |
749 | ||
750 | spin_lock_irqsave(&waveartist_lock, flags); | |
751 | ||
752 | state &= devc->audio_mode; | |
753 | ||
754 | if (portc->open_mode & OPEN_READ && | |
755 | state & PCM_ENABLE_INPUT) | |
756 | /* | |
757 | * enable ADC Data Transfer to PC | |
758 | */ | |
759 | waveartist_cmd1(devc, WACMD_INPUTSTART); | |
760 | ||
761 | if (portc->open_mode & OPEN_WRITE && | |
762 | state & PCM_ENABLE_OUTPUT) | |
763 | /* | |
764 | * enable DAC data transfer from PC | |
765 | */ | |
766 | waveartist_cmd1(devc, WACMD_OUTPUTSTART); | |
767 | ||
768 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
769 | } | |
770 | ||
771 | static int | |
772 | waveartist_set_speed(int dev, int arg) | |
773 | { | |
774 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
775 | ||
776 | if (arg <= 0) | |
777 | return portc->speed; | |
778 | ||
779 | if (arg < 5000) | |
780 | arg = 5000; | |
781 | if (arg > 44100) | |
782 | arg = 44100; | |
783 | ||
784 | portc->speed = arg; | |
785 | return portc->speed; | |
786 | ||
787 | } | |
788 | ||
789 | static short | |
790 | waveartist_set_channels(int dev, short arg) | |
791 | { | |
792 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
793 | ||
794 | if (arg != 1 && arg != 2) | |
795 | return portc->channels; | |
796 | ||
797 | portc->channels = arg; | |
798 | return arg; | |
799 | } | |
800 | ||
801 | static unsigned int | |
802 | waveartist_set_bits(int dev, unsigned int arg) | |
803 | { | |
804 | wavnc_port_info *portc = (wavnc_port_info *) audio_devs[dev]->portc; | |
805 | ||
806 | if (arg == 0) | |
807 | return portc->audio_format; | |
808 | ||
809 | if ((arg != AFMT_U8) && (arg != AFMT_S16_LE) && (arg != AFMT_S8)) | |
810 | arg = AFMT_U8; | |
811 | ||
812 | portc->audio_format = arg; | |
813 | ||
814 | return arg; | |
815 | } | |
816 | ||
817 | static struct audio_driver waveartist_audio_driver = { | |
818 | .owner = THIS_MODULE, | |
819 | .open = waveartist_open, | |
820 | .close = waveartist_close, | |
821 | .output_block = waveartist_output_block, | |
822 | .start_input = waveartist_start_input, | |
823 | .ioctl = waveartist_ioctl, | |
824 | .prepare_for_input = waveartist_prepare_for_input, | |
825 | .prepare_for_output = waveartist_prepare_for_output, | |
826 | .halt_io = waveartist_halt, | |
827 | .halt_input = waveartist_halt_input, | |
828 | .halt_output = waveartist_halt_output, | |
829 | .trigger = waveartist_trigger, | |
830 | .set_speed = waveartist_set_speed, | |
831 | .set_bits = waveartist_set_bits, | |
832 | .set_channels = waveartist_set_channels | |
833 | }; | |
834 | ||
835 | ||
836 | static irqreturn_t | |
837 | waveartist_intr(int irq, void *dev_id, struct pt_regs *regs) | |
838 | { | |
839 | wavnc_info *devc = (wavnc_info *)dev_id; | |
840 | int irqstatus, status; | |
841 | ||
842 | spin_lock(&waveartist_lock); | |
843 | irqstatus = inb(devc->hw.io_base + IRQSTAT); | |
844 | status = inb(devc->hw.io_base + STATR); | |
845 | ||
846 | if (debug_flg & DEBUG_INTR) | |
847 | printk("waveartist_intr: stat=%02x, irqstat=%02x\n", | |
848 | status, irqstatus); | |
849 | ||
850 | if (status & IRQ_REQ) /* Clear interrupt */ | |
851 | waveartist_iack(devc); | |
852 | else | |
853 | printk(KERN_WARNING "waveartist: unexpected interrupt\n"); | |
854 | ||
855 | if (irqstatus & 0x01) { | |
856 | int temp = 1; | |
857 | ||
858 | /* PCM buffer done | |
859 | */ | |
860 | if ((status & DMA0) && (devc->audio_mode & PCM_ENABLE_OUTPUT)) { | |
861 | DMAbuf_outputintr(devc->playback_dev, 1); | |
862 | temp = 0; | |
863 | } | |
864 | if ((status & DMA1) && (devc->audio_mode & PCM_ENABLE_INPUT)) { | |
865 | DMAbuf_inputintr(devc->record_dev); | |
866 | temp = 0; | |
867 | } | |
868 | if (temp) //default: | |
869 | printk(KERN_WARNING "waveartist: Unknown interrupt\n"); | |
870 | } | |
871 | if (irqstatus & 0x2) | |
872 | // We do not use SB mode natively... | |
873 | printk(KERN_WARNING "waveartist: Unexpected SB interrupt...\n"); | |
874 | spin_unlock(&waveartist_lock); | |
875 | return IRQ_HANDLED; | |
876 | } | |
877 | ||
878 | /* ------------------------------------------------------------------------- | |
879 | * Mixer stuff | |
880 | */ | |
881 | struct mix_ent { | |
882 | unsigned char reg_l; | |
883 | unsigned char reg_r; | |
884 | unsigned char shift; | |
885 | unsigned char max; | |
886 | }; | |
887 | ||
888 | static const struct mix_ent mix_devs[SOUND_MIXER_NRDEVICES] = { | |
889 | { 2, 6, 1, 7 }, /* SOUND_MIXER_VOLUME */ | |
890 | { 0, 0, 0, 0 }, /* SOUND_MIXER_BASS */ | |
891 | { 0, 0, 0, 0 }, /* SOUND_MIXER_TREBLE */ | |
892 | { 0, 0, 0, 0 }, /* SOUND_MIXER_SYNTH */ | |
893 | { 0, 0, 0, 0 }, /* SOUND_MIXER_PCM */ | |
894 | { 0, 0, 0, 0 }, /* SOUND_MIXER_SPEAKER */ | |
895 | { 0, 4, 6, 31 }, /* SOUND_MIXER_LINE */ | |
896 | { 2, 6, 4, 3 }, /* SOUND_MIXER_MIC */ | |
897 | { 0, 0, 0, 0 }, /* SOUND_MIXER_CD */ | |
898 | { 0, 0, 0, 0 }, /* SOUND_MIXER_IMIX */ | |
899 | { 0, 0, 0, 0 }, /* SOUND_MIXER_ALTPCM */ | |
900 | #if 0 | |
901 | { 3, 7, 0, 10 }, /* SOUND_MIXER_RECLEV */ | |
902 | { 0, 0, 0, 0 }, /* SOUND_MIXER_IGAIN */ | |
903 | #else | |
904 | { 0, 0, 0, 0 }, /* SOUND_MIXER_RECLEV */ | |
905 | { 3, 7, 0, 7 }, /* SOUND_MIXER_IGAIN */ | |
906 | #endif | |
907 | { 0, 0, 0, 0 }, /* SOUND_MIXER_OGAIN */ | |
908 | { 0, 4, 1, 31 }, /* SOUND_MIXER_LINE1 */ | |
909 | { 1, 5, 6, 31 }, /* SOUND_MIXER_LINE2 */ | |
910 | { 0, 0, 0, 0 }, /* SOUND_MIXER_LINE3 */ | |
911 | { 0, 0, 0, 0 }, /* SOUND_MIXER_DIGITAL1 */ | |
912 | { 0, 0, 0, 0 }, /* SOUND_MIXER_DIGITAL2 */ | |
913 | { 0, 0, 0, 0 }, /* SOUND_MIXER_DIGITAL3 */ | |
914 | { 0, 0, 0, 0 }, /* SOUND_MIXER_PHONEIN */ | |
915 | { 0, 0, 0, 0 }, /* SOUND_MIXER_PHONEOUT */ | |
916 | { 0, 0, 0, 0 }, /* SOUND_MIXER_VIDEO */ | |
917 | { 0, 0, 0, 0 }, /* SOUND_MIXER_RADIO */ | |
918 | { 0, 0, 0, 0 } /* SOUND_MIXER_MONITOR */ | |
919 | }; | |
920 | ||
921 | static void | |
922 | waveartist_mixer_update(wavnc_info *devc, int whichDev) | |
923 | { | |
924 | unsigned int lev_left, lev_right; | |
925 | ||
926 | lev_left = devc->levels[whichDev] & 0xff; | |
927 | lev_right = devc->levels[whichDev] >> 8; | |
928 | ||
929 | if (lev_left > 100) | |
930 | lev_left = 100; | |
931 | if (lev_right > 100) | |
932 | lev_right = 100; | |
933 | ||
934 | #define SCALE(lev,max) ((lev) * (max) / 100) | |
935 | ||
936 | if (machine_is_netwinder() && whichDev == SOUND_MIXER_PHONEOUT) | |
937 | whichDev = SOUND_MIXER_VOLUME; | |
938 | ||
939 | if (mix_devs[whichDev].reg_l || mix_devs[whichDev].reg_r) { | |
940 | const struct mix_ent *mix = mix_devs + whichDev; | |
941 | unsigned int mask, left, right; | |
942 | ||
943 | mask = mix->max << mix->shift; | |
944 | lev_left = SCALE(lev_left, mix->max) << mix->shift; | |
945 | lev_right = SCALE(lev_right, mix->max) << mix->shift; | |
946 | ||
947 | /* read left setting */ | |
948 | left = waveartist_cmd1_r(devc, WACMD_GET_LEVEL | | |
949 | mix->reg_l << 8); | |
950 | ||
951 | /* read right setting */ | |
952 | right = waveartist_cmd1_r(devc, WACMD_GET_LEVEL | | |
953 | mix->reg_r << 8); | |
954 | ||
955 | left = (left & ~mask) | (lev_left & mask); | |
956 | right = (right & ~mask) | (lev_right & mask); | |
957 | ||
958 | /* write left,right back */ | |
959 | waveartist_cmd3(devc, WACMD_SET_MIXER, left, right); | |
960 | } else { | |
961 | switch(whichDev) { | |
962 | case SOUND_MIXER_PCM: | |
963 | waveartist_cmd3(devc, WACMD_SET_LEVEL, | |
964 | SCALE(lev_left, 32767), | |
965 | SCALE(lev_right, 32767)); | |
966 | break; | |
967 | ||
968 | case SOUND_MIXER_SYNTH: | |
969 | waveartist_cmd3(devc, 0x0100 | WACMD_SET_LEVEL, | |
970 | SCALE(lev_left, 32767), | |
971 | SCALE(lev_right, 32767)); | |
972 | break; | |
973 | } | |
974 | } | |
975 | } | |
976 | ||
977 | /* | |
978 | * Set the ADC MUX to the specified values. We do NOT do any | |
979 | * checking of the values passed, since we assume that the | |
980 | * relevant *_select_input function has done that for us. | |
981 | */ | |
982 | static void | |
983 | waveartist_set_adc_mux(wavnc_info *devc, char left_dev, char right_dev) | |
984 | { | |
985 | unsigned int reg_08, reg_09; | |
986 | ||
987 | reg_08 = waveartist_cmd1_r(devc, WACMD_GET_LEVEL | 0x0800); | |
988 | reg_09 = waveartist_cmd1_r(devc, WACMD_GET_LEVEL | 0x0900); | |
989 | ||
990 | reg_08 = (reg_08 & ~0x3f) | right_dev << 3 | left_dev; | |
991 | ||
992 | waveartist_cmd3(devc, WACMD_SET_MIXER, reg_08, reg_09); | |
993 | } | |
994 | ||
995 | /* | |
996 | * Decode a recording mask into a mixer selection as follows: | |
997 | * | |
998 | * OSS Source WA Source Actual source | |
999 | * SOUND_MASK_IMIX Mixer Mixer output (same as AD1848) | |
1000 | * SOUND_MASK_LINE Line Line in | |
1001 | * SOUND_MASK_LINE1 Aux 1 Aux 1 in | |
1002 | * SOUND_MASK_LINE2 Aux 2 Aux 2 in | |
1003 | * SOUND_MASK_MIC Mic Microphone | |
1004 | */ | |
1005 | static unsigned int | |
1006 | waveartist_select_input(wavnc_info *devc, unsigned int recmask, | |
1007 | unsigned char *dev_l, unsigned char *dev_r) | |
1008 | { | |
1009 | unsigned int recdev = ADC_MUX_NONE; | |
1010 | ||
1011 | if (recmask & SOUND_MASK_IMIX) { | |
1012 | recmask = SOUND_MASK_IMIX; | |
1013 | recdev = ADC_MUX_MIXER; | |
1014 | } else if (recmask & SOUND_MASK_LINE2) { | |
1015 | recmask = SOUND_MASK_LINE2; | |
1016 | recdev = ADC_MUX_AUX2; | |
1017 | } else if (recmask & SOUND_MASK_LINE1) { | |
1018 | recmask = SOUND_MASK_LINE1; | |
1019 | recdev = ADC_MUX_AUX1; | |
1020 | } else if (recmask & SOUND_MASK_LINE) { | |
1021 | recmask = SOUND_MASK_LINE; | |
1022 | recdev = ADC_MUX_LINE; | |
1023 | } else if (recmask & SOUND_MASK_MIC) { | |
1024 | recmask = SOUND_MASK_MIC; | |
1025 | recdev = ADC_MUX_MIC; | |
1026 | } | |
1027 | ||
1028 | *dev_l = *dev_r = recdev; | |
1029 | ||
1030 | return recmask; | |
1031 | } | |
1032 | ||
1033 | static int | |
1034 | waveartist_decode_mixer(wavnc_info *devc, int dev, unsigned char lev_l, | |
1035 | unsigned char lev_r) | |
1036 | { | |
1037 | switch (dev) { | |
1038 | case SOUND_MIXER_VOLUME: | |
1039 | case SOUND_MIXER_SYNTH: | |
1040 | case SOUND_MIXER_PCM: | |
1041 | case SOUND_MIXER_LINE: | |
1042 | case SOUND_MIXER_MIC: | |
1043 | case SOUND_MIXER_IGAIN: | |
1044 | case SOUND_MIXER_LINE1: | |
1045 | case SOUND_MIXER_LINE2: | |
1046 | devc->levels[dev] = lev_l | lev_r << 8; | |
1047 | break; | |
1048 | ||
1049 | case SOUND_MIXER_IMIX: | |
1050 | break; | |
1051 | ||
1052 | default: | |
1053 | dev = -EINVAL; | |
1054 | break; | |
1055 | } | |
1056 | ||
1057 | return dev; | |
1058 | } | |
1059 | ||
1060 | static int waveartist_get_mixer(wavnc_info *devc, int dev) | |
1061 | { | |
1062 | return devc->levels[dev]; | |
1063 | } | |
1064 | ||
1065 | static const struct waveartist_mixer_info waveartist_mixer = { | |
1066 | .supported_devs = SUPPORTED_MIXER_DEVICES | SOUND_MASK_IGAIN, | |
1067 | .recording_devs = SOUND_MASK_LINE | SOUND_MASK_MIC | | |
1068 | SOUND_MASK_LINE1 | SOUND_MASK_LINE2 | | |
1069 | SOUND_MASK_IMIX, | |
1070 | .stereo_devs = (SUPPORTED_MIXER_DEVICES | SOUND_MASK_IGAIN) & ~ | |
1071 | (SOUND_MASK_SPEAKER | SOUND_MASK_IMIX), | |
1072 | .select_input = waveartist_select_input, | |
1073 | .decode_mixer = waveartist_decode_mixer, | |
1074 | .get_mixer = waveartist_get_mixer, | |
1075 | }; | |
1076 | ||
1077 | static void | |
1078 | waveartist_set_recmask(wavnc_info *devc, unsigned int recmask) | |
1079 | { | |
1080 | unsigned char dev_l, dev_r; | |
1081 | ||
1082 | recmask &= devc->mix->recording_devs; | |
1083 | ||
1084 | /* | |
1085 | * If more than one recording device selected, | |
1086 | * disable the device that is currently in use. | |
1087 | */ | |
1088 | if (hweight32(recmask) > 1) | |
1089 | recmask &= ~devc->recmask; | |
1090 | ||
1091 | /* | |
1092 | * Translate the recording device mask into | |
1093 | * the ADC multiplexer settings. | |
1094 | */ | |
1095 | devc->recmask = devc->mix->select_input(devc, recmask, | |
1096 | &dev_l, &dev_r); | |
1097 | ||
1098 | waveartist_set_adc_mux(devc, dev_l, dev_r); | |
1099 | } | |
1100 | ||
1101 | static int | |
1102 | waveartist_set_mixer(wavnc_info *devc, int dev, unsigned int level) | |
1103 | { | |
1104 | unsigned int lev_left = level & 0x00ff; | |
1105 | unsigned int lev_right = (level & 0xff00) >> 8; | |
1106 | ||
1107 | if (lev_left > 100) | |
1108 | lev_left = 100; | |
1109 | if (lev_right > 100) | |
1110 | lev_right = 100; | |
1111 | ||
1112 | /* | |
1113 | * Mono devices have their right volume forced to their | |
1114 | * left volume. (from ALSA driver OSS emulation). | |
1115 | */ | |
1116 | if (!(devc->mix->stereo_devs & (1 << dev))) | |
1117 | lev_right = lev_left; | |
1118 | ||
1119 | dev = devc->mix->decode_mixer(devc, dev, lev_left, lev_right); | |
1120 | ||
1121 | if (dev >= 0) | |
1122 | waveartist_mixer_update(devc, dev); | |
1123 | ||
1124 | return dev < 0 ? dev : 0; | |
1125 | } | |
1126 | ||
1127 | static int | |
1128 | waveartist_mixer_ioctl(int dev, unsigned int cmd, void __user * arg) | |
1129 | { | |
1130 | wavnc_info *devc = (wavnc_info *)audio_devs[dev]->devc; | |
1131 | int ret = 0, val, nr; | |
1132 | ||
1133 | /* | |
1134 | * All SOUND_MIXER_* ioctls use type 'M' | |
1135 | */ | |
1136 | if (((cmd >> 8) & 255) != 'M') | |
1137 | return -ENOIOCTLCMD; | |
1138 | ||
1139 | #ifdef CONFIG_ARCH_NETWINDER | |
1140 | if (machine_is_netwinder()) { | |
1141 | ret = vnc_private_ioctl(dev, cmd, arg); | |
1142 | if (ret != -ENOIOCTLCMD) | |
1143 | return ret; | |
1144 | else | |
1145 | ret = 0; | |
1146 | } | |
1147 | #endif | |
1148 | ||
1149 | nr = cmd & 0xff; | |
1150 | ||
1151 | if (_SIOC_DIR(cmd) & _SIOC_WRITE) { | |
1152 | if (get_user(val, (int __user *)arg)) | |
1153 | return -EFAULT; | |
1154 | ||
1155 | switch (nr) { | |
1156 | case SOUND_MIXER_RECSRC: | |
1157 | waveartist_set_recmask(devc, val); | |
1158 | break; | |
1159 | ||
1160 | default: | |
1161 | ret = -EINVAL; | |
1162 | if (nr < SOUND_MIXER_NRDEVICES && | |
1163 | devc->mix->supported_devs & (1 << nr)) | |
1164 | ret = waveartist_set_mixer(devc, nr, val); | |
1165 | } | |
1166 | } | |
1167 | ||
1168 | if (ret == 0 && _SIOC_DIR(cmd) & _SIOC_READ) { | |
1169 | ret = -EINVAL; | |
1170 | ||
1171 | switch (nr) { | |
1172 | case SOUND_MIXER_RECSRC: | |
1173 | ret = devc->recmask; | |
1174 | break; | |
1175 | ||
1176 | case SOUND_MIXER_DEVMASK: | |
1177 | ret = devc->mix->supported_devs; | |
1178 | break; | |
1179 | ||
1180 | case SOUND_MIXER_STEREODEVS: | |
1181 | ret = devc->mix->stereo_devs; | |
1182 | break; | |
1183 | ||
1184 | case SOUND_MIXER_RECMASK: | |
1185 | ret = devc->mix->recording_devs; | |
1186 | break; | |
1187 | ||
1188 | case SOUND_MIXER_CAPS: | |
1189 | ret = SOUND_CAP_EXCL_INPUT; | |
1190 | break; | |
1191 | ||
1192 | default: | |
1193 | if (nr < SOUND_MIXER_NRDEVICES) | |
1194 | ret = devc->mix->get_mixer(devc, nr); | |
1195 | break; | |
1196 | } | |
1197 | ||
1198 | if (ret >= 0) | |
1199 | ret = put_user(ret, (int __user *)arg) ? -EFAULT : 0; | |
1200 | } | |
1201 | ||
1202 | return ret; | |
1203 | } | |
1204 | ||
1205 | static struct mixer_operations waveartist_mixer_operations = | |
1206 | { | |
1207 | .owner = THIS_MODULE, | |
1208 | .id = "WaveArtist", | |
1209 | .name = "WaveArtist", | |
1210 | .ioctl = waveartist_mixer_ioctl | |
1211 | }; | |
1212 | ||
1213 | static void | |
1214 | waveartist_mixer_reset(wavnc_info *devc) | |
1215 | { | |
1216 | int i; | |
1217 | ||
1218 | if (debug_flg & DEBUG_MIXER) | |
1219 | printk("%s: mixer_reset\n", devc->hw.name); | |
1220 | ||
1221 | /* | |
1222 | * reset mixer cmd | |
1223 | */ | |
1224 | waveartist_cmd1(devc, WACMD_RST_MIXER); | |
1225 | ||
1226 | /* | |
1227 | * set input for ADC to come from 'quiet' | |
1228 | * turn on default modes | |
1229 | */ | |
1230 | waveartist_cmd3(devc, WACMD_SET_MIXER, 0x9800, 0xa836); | |
1231 | ||
1232 | /* | |
1233 | * set mixer input select to none, RX filter gains 0 dB | |
1234 | */ | |
1235 | waveartist_cmd3(devc, WACMD_SET_MIXER, 0x4c00, 0x8c00); | |
1236 | ||
1237 | /* | |
1238 | * set bit 0 reg 2 to 1 - unmute MonoOut | |
1239 | */ | |
1240 | waveartist_cmd3(devc, WACMD_SET_MIXER, 0x2801, 0x6800); | |
1241 | ||
1242 | /* set default input device = internal mic | |
1243 | * current recording device = none | |
1244 | */ | |
1245 | waveartist_set_recmask(devc, 0); | |
1246 | ||
1247 | for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) | |
1248 | waveartist_mixer_update(devc, i); | |
1249 | } | |
1250 | ||
1251 | static int __init waveartist_init(wavnc_info *devc) | |
1252 | { | |
1253 | wavnc_port_info *portc; | |
1254 | char rev[3], dev_name[64]; | |
1255 | int my_dev; | |
1256 | ||
1257 | if (waveartist_reset(devc)) | |
1258 | return -ENODEV; | |
1259 | ||
1260 | sprintf(dev_name, "%s (%s", devc->hw.name, devc->chip_name); | |
1261 | ||
1262 | if (waveartist_getrev(devc, rev)) { | |
1263 | strcat(dev_name, " rev. "); | |
1264 | strcat(dev_name, rev); | |
1265 | } | |
1266 | strcat(dev_name, ")"); | |
1267 | ||
1268 | conf_printf2(dev_name, devc->hw.io_base, devc->hw.irq, | |
1269 | devc->hw.dma, devc->hw.dma2); | |
1270 | ||
1271 | portc = (wavnc_port_info *)kmalloc(sizeof(wavnc_port_info), GFP_KERNEL); | |
1272 | if (portc == NULL) | |
1273 | goto nomem; | |
1274 | ||
1275 | memset(portc, 0, sizeof(wavnc_port_info)); | |
1276 | ||
1277 | my_dev = sound_install_audiodrv(AUDIO_DRIVER_VERSION, dev_name, | |
1278 | &waveartist_audio_driver, sizeof(struct audio_driver), | |
1279 | devc->audio_flags, AFMT_U8 | AFMT_S16_LE | AFMT_S8, | |
1280 | devc, devc->hw.dma, devc->hw.dma2); | |
1281 | ||
1282 | if (my_dev < 0) | |
1283 | goto free; | |
1284 | ||
1285 | audio_devs[my_dev]->portc = portc; | |
1286 | ||
1287 | waveartist_mixer_reset(devc); | |
1288 | ||
1289 | /* | |
1290 | * clear any pending interrupt | |
1291 | */ | |
1292 | waveartist_iack(devc); | |
1293 | ||
1294 | if (request_irq(devc->hw.irq, waveartist_intr, 0, devc->hw.name, devc) < 0) { | |
1295 | printk(KERN_ERR "%s: IRQ %d in use\n", | |
1296 | devc->hw.name, devc->hw.irq); | |
1297 | goto uninstall; | |
1298 | } | |
1299 | ||
1300 | if (sound_alloc_dma(devc->hw.dma, devc->hw.name)) { | |
1301 | printk(KERN_ERR "%s: Can't allocate DMA%d\n", | |
1302 | devc->hw.name, devc->hw.dma); | |
1303 | goto uninstall_irq; | |
1304 | } | |
1305 | ||
1306 | if (devc->hw.dma != devc->hw.dma2 && devc->hw.dma2 != NO_DMA) | |
1307 | if (sound_alloc_dma(devc->hw.dma2, devc->hw.name)) { | |
1308 | printk(KERN_ERR "%s: can't allocate DMA%d\n", | |
1309 | devc->hw.name, devc->hw.dma2); | |
1310 | goto uninstall_dma; | |
1311 | } | |
1312 | ||
1313 | waveartist_set_ctlr(&devc->hw, 0, DMA1_IE | DMA0_IE); | |
1314 | ||
1315 | audio_devs[my_dev]->mixer_dev = | |
1316 | sound_install_mixer(MIXER_DRIVER_VERSION, | |
1317 | dev_name, | |
1318 | &waveartist_mixer_operations, | |
1319 | sizeof(struct mixer_operations), | |
1320 | devc); | |
1321 | ||
1322 | return my_dev; | |
1323 | ||
1324 | uninstall_dma: | |
1325 | sound_free_dma(devc->hw.dma); | |
1326 | ||
1327 | uninstall_irq: | |
1328 | free_irq(devc->hw.irq, devc); | |
1329 | ||
1330 | uninstall: | |
1331 | sound_unload_audiodev(my_dev); | |
1332 | ||
1333 | free: | |
1334 | kfree(portc); | |
1335 | ||
1336 | nomem: | |
1337 | return -1; | |
1338 | } | |
1339 | ||
1340 | static int __init probe_waveartist(struct address_info *hw_config) | |
1341 | { | |
1342 | wavnc_info *devc = &adev_info[nr_waveartist_devs]; | |
1343 | ||
1344 | if (nr_waveartist_devs >= MAX_AUDIO_DEV) { | |
1345 | printk(KERN_WARNING "waveartist: too many audio devices\n"); | |
1346 | return 0; | |
1347 | } | |
1348 | ||
1349 | if (!request_region(hw_config->io_base, 15, hw_config->name)) { | |
1350 | printk(KERN_WARNING "WaveArtist: I/O port conflict\n"); | |
1351 | return 0; | |
1352 | } | |
1353 | ||
1354 | if (hw_config->irq > 15 || hw_config->irq < 0) { | |
1355 | release_region(hw_config->io_base, 15); | |
1356 | printk(KERN_WARNING "WaveArtist: Bad IRQ %d\n", | |
1357 | hw_config->irq); | |
1358 | return 0; | |
1359 | } | |
1360 | ||
1361 | if (hw_config->dma != 3) { | |
1362 | release_region(hw_config->io_base, 15); | |
1363 | printk(KERN_WARNING "WaveArtist: Bad DMA %d\n", | |
1364 | hw_config->dma); | |
1365 | return 0; | |
1366 | } | |
1367 | ||
1368 | hw_config->name = "WaveArtist"; | |
1369 | devc->hw = *hw_config; | |
1370 | devc->open_mode = 0; | |
1371 | devc->chip_name = "RWA-010"; | |
1372 | ||
1373 | return 1; | |
1374 | } | |
1375 | ||
1376 | static void __init | |
1377 | attach_waveartist(struct address_info *hw, const struct waveartist_mixer_info *mix) | |
1378 | { | |
1379 | wavnc_info *devc = &adev_info[nr_waveartist_devs]; | |
1380 | ||
1381 | /* | |
1382 | * NOTE! If irq < 0, there is another driver which has allocated the | |
1383 | * IRQ so that this driver doesn't need to allocate/deallocate it. | |
1384 | * The actually used IRQ is ABS(irq). | |
1385 | */ | |
1386 | devc->hw = *hw; | |
1387 | devc->hw.irq = (hw->irq > 0) ? hw->irq : 0; | |
1388 | devc->open_mode = 0; | |
1389 | devc->playback_dev = 0; | |
1390 | devc->record_dev = 0; | |
1391 | devc->audio_flags = DMA_AUTOMODE; | |
1392 | devc->levels = levels; | |
1393 | ||
1394 | if (hw->dma != hw->dma2 && hw->dma2 != NO_DMA) | |
1395 | devc->audio_flags |= DMA_DUPLEX; | |
1396 | ||
1397 | devc->mix = mix; | |
1398 | devc->dev_no = waveartist_init(devc); | |
1399 | ||
1400 | if (devc->dev_no < 0) | |
1401 | release_region(hw->io_base, 15); | |
1402 | else { | |
1403 | #ifdef CONFIG_ARCH_NETWINDER | |
1404 | if (machine_is_netwinder()) { | |
1405 | init_timer(&vnc_timer); | |
1406 | vnc_timer.function = vnc_slider_tick; | |
1407 | vnc_timer.expires = jiffies; | |
1408 | vnc_timer.data = nr_waveartist_devs; | |
1409 | add_timer(&vnc_timer); | |
1410 | ||
1411 | vnc_configure_mixer(devc, 0); | |
1412 | ||
1413 | devc->no_autoselect = 1; | |
1414 | } | |
1415 | #endif | |
1416 | nr_waveartist_devs += 1; | |
1417 | } | |
1418 | } | |
1419 | ||
1420 | static void __exit unload_waveartist(struct address_info *hw) | |
1421 | { | |
1422 | wavnc_info *devc = NULL; | |
1423 | int i; | |
1424 | ||
1425 | for (i = 0; i < nr_waveartist_devs; i++) | |
1426 | if (hw->io_base == adev_info[i].hw.io_base) { | |
1427 | devc = adev_info + i; | |
1428 | break; | |
1429 | } | |
1430 | ||
1431 | if (devc != NULL) { | |
1432 | int mixer; | |
1433 | ||
1434 | #ifdef CONFIG_ARCH_NETWINDER | |
1435 | if (machine_is_netwinder()) | |
1436 | del_timer(&vnc_timer); | |
1437 | #endif | |
1438 | ||
1439 | release_region(devc->hw.io_base, 15); | |
1440 | ||
1441 | waveartist_set_ctlr(&devc->hw, DMA1_IE|DMA0_IE, 0); | |
1442 | ||
1443 | if (devc->hw.irq >= 0) | |
1444 | free_irq(devc->hw.irq, devc); | |
1445 | ||
1446 | sound_free_dma(devc->hw.dma); | |
1447 | ||
1448 | if (devc->hw.dma != devc->hw.dma2 && | |
1449 | devc->hw.dma2 != NO_DMA) | |
1450 | sound_free_dma(devc->hw.dma2); | |
1451 | ||
1452 | mixer = audio_devs[devc->dev_no]->mixer_dev; | |
1453 | ||
1454 | if (mixer >= 0) | |
1455 | sound_unload_mixerdev(mixer); | |
1456 | ||
1457 | if (devc->dev_no >= 0) | |
1458 | sound_unload_audiodev(devc->dev_no); | |
1459 | ||
1460 | nr_waveartist_devs -= 1; | |
1461 | ||
1462 | for (; i < nr_waveartist_devs; i++) | |
1463 | adev_info[i] = adev_info[i + 1]; | |
1464 | } else | |
1465 | printk(KERN_WARNING "waveartist: can't find device " | |
1466 | "to unload\n"); | |
1467 | } | |
1468 | ||
1469 | #ifdef CONFIG_ARCH_NETWINDER | |
1470 | ||
1471 | /* | |
1472 | * Rebel.com Netwinder specifics... | |
1473 | */ | |
1474 | ||
1475 | #include <asm/hardware/dec21285.h> | |
1476 | ||
1477 | #define VNC_TIMER_PERIOD (HZ/4) //check slider 4 times/sec | |
1478 | ||
1479 | #define MIXER_PRIVATE3_RESET 0x53570000 | |
1480 | #define MIXER_PRIVATE3_READ 0x53570001 | |
1481 | #define MIXER_PRIVATE3_WRITE 0x53570002 | |
1482 | ||
1483 | #define VNC_MUTE_INTERNAL_SPKR 0x01 //the sw mute on/off control bit | |
1484 | #define VNC_MUTE_LINE_OUT 0x10 | |
1485 | #define VNC_PHONE_DETECT 0x20 | |
1486 | #define VNC_HANDSET_DETECT 0x40 | |
1487 | #define VNC_DISABLE_AUTOSWITCH 0x80 | |
1488 | ||
1489 | extern spinlock_t gpio_lock; | |
1490 | ||
1491 | static inline void | |
1492 | vnc_mute_spkr(wavnc_info *devc) | |
1493 | { | |
1494 | unsigned long flags; | |
1495 | ||
1496 | spin_lock_irqsave(&gpio_lock, flags); | |
1497 | cpld_modify(CPLD_UNMUTE, devc->spkr_mute_state ? 0 : CPLD_UNMUTE); | |
1498 | spin_unlock_irqrestore(&gpio_lock, flags); | |
1499 | } | |
1500 | ||
1501 | static void | |
1502 | vnc_mute_lout(wavnc_info *devc) | |
1503 | { | |
1504 | unsigned int left, right; | |
1505 | ||
1506 | left = waveartist_cmd1_r(devc, WACMD_GET_LEVEL); | |
1507 | right = waveartist_cmd1_r(devc, WACMD_GET_LEVEL | 0x400); | |
1508 | ||
1509 | if (devc->line_mute_state) { | |
1510 | left &= ~1; | |
1511 | right &= ~1; | |
1512 | } else { | |
1513 | left |= 1; | |
1514 | right |= 1; | |
1515 | } | |
1516 | waveartist_cmd3(devc, WACMD_SET_MIXER, left, right); | |
1517 | ||
1518 | } | |
1519 | ||
1520 | static int | |
1521 | vnc_volume_slider(wavnc_info *devc) | |
1522 | { | |
1523 | static signed int old_slider_volume; | |
1524 | unsigned long flags; | |
1525 | signed int volume = 255; | |
1526 | ||
1527 | *CSR_TIMER1_LOAD = 0x00ffffff; | |
1528 | ||
1529 | spin_lock_irqsave(&waveartist_lock, flags); | |
1530 | ||
1531 | outb(0xFF, 0x201); | |
1532 | *CSR_TIMER1_CNTL = TIMER_CNTL_ENABLE | TIMER_CNTL_DIV1; | |
1533 | ||
1534 | while (volume && (inb(0x201) & 0x01)) | |
1535 | volume--; | |
1536 | ||
1537 | *CSR_TIMER1_CNTL = 0; | |
1538 | ||
1539 | spin_unlock_irqrestore(&waveartist_lock,flags); | |
1540 | ||
1541 | volume = 0x00ffffff - *CSR_TIMER1_VALUE; | |
1542 | ||
1543 | ||
1544 | #ifndef REVERSE | |
1545 | volume = 150 - (volume >> 5); | |
1546 | #else | |
1547 | volume = (volume >> 6) - 25; | |
1548 | #endif | |
1549 | ||
1550 | if (volume < 0) | |
1551 | volume = 0; | |
1552 | ||
1553 | if (volume > 100) | |
1554 | volume = 100; | |
1555 | ||
1556 | /* | |
1557 | * slider quite often reads +-8, so debounce this random noise | |
1558 | */ | |
1559 | if (abs(volume - old_slider_volume) > 7) { | |
1560 | old_slider_volume = volume; | |
1561 | ||
1562 | if (debug_flg & DEBUG_MIXER) | |
1563 | printk(KERN_DEBUG "Slider volume: %d.\n", volume); | |
1564 | } | |
1565 | ||
1566 | return old_slider_volume; | |
1567 | } | |
1568 | ||
1569 | /* | |
1570 | * Decode a recording mask into a mixer selection on the NetWinder | |
1571 | * as follows: | |
1572 | * | |
1573 | * OSS Source WA Source Actual source | |
1574 | * SOUND_MASK_IMIX Mixer Mixer output (same as AD1848) | |
1575 | * SOUND_MASK_LINE Line Line in | |
1576 | * SOUND_MASK_LINE1 Left Mic Handset | |
1577 | * SOUND_MASK_PHONEIN Left Aux Telephone microphone | |
1578 | * SOUND_MASK_MIC Right Mic Builtin microphone | |
1579 | */ | |
1580 | static unsigned int | |
1581 | netwinder_select_input(wavnc_info *devc, unsigned int recmask, | |
1582 | unsigned char *dev_l, unsigned char *dev_r) | |
1583 | { | |
1584 | unsigned int recdev_l = ADC_MUX_NONE, recdev_r = ADC_MUX_NONE; | |
1585 | ||
1586 | if (recmask & SOUND_MASK_IMIX) { | |
1587 | recmask = SOUND_MASK_IMIX; | |
1588 | recdev_l = ADC_MUX_MIXER; | |
1589 | recdev_r = ADC_MUX_MIXER; | |
1590 | } else if (recmask & SOUND_MASK_LINE) { | |
1591 | recmask = SOUND_MASK_LINE; | |
1592 | recdev_l = ADC_MUX_LINE; | |
1593 | recdev_r = ADC_MUX_LINE; | |
1594 | } else if (recmask & SOUND_MASK_LINE1) { | |
1595 | recmask = SOUND_MASK_LINE1; | |
1596 | waveartist_cmd1(devc, WACMD_SET_MONO); /* left */ | |
1597 | recdev_l = ADC_MUX_MIC; | |
1598 | recdev_r = ADC_MUX_NONE; | |
1599 | } else if (recmask & SOUND_MASK_PHONEIN) { | |
1600 | recmask = SOUND_MASK_PHONEIN; | |
1601 | waveartist_cmd1(devc, WACMD_SET_MONO); /* left */ | |
1602 | recdev_l = ADC_MUX_AUX1; | |
1603 | recdev_r = ADC_MUX_NONE; | |
1604 | } else if (recmask & SOUND_MASK_MIC) { | |
1605 | recmask = SOUND_MASK_MIC; | |
1606 | waveartist_cmd1(devc, WACMD_SET_MONO | 0x100); /* right */ | |
1607 | recdev_l = ADC_MUX_NONE; | |
1608 | recdev_r = ADC_MUX_MIC; | |
1609 | } | |
1610 | ||
1611 | *dev_l = recdev_l; | |
1612 | *dev_r = recdev_r; | |
1613 | ||
1614 | return recmask; | |
1615 | } | |
1616 | ||
1617 | static int | |
1618 | netwinder_decode_mixer(wavnc_info *devc, int dev, unsigned char lev_l, | |
1619 | unsigned char lev_r) | |
1620 | { | |
1621 | switch (dev) { | |
1622 | case SOUND_MIXER_VOLUME: | |
1623 | case SOUND_MIXER_SYNTH: | |
1624 | case SOUND_MIXER_PCM: | |
1625 | case SOUND_MIXER_LINE: | |
1626 | case SOUND_MIXER_IGAIN: | |
1627 | devc->levels[dev] = lev_l | lev_r << 8; | |
1628 | break; | |
1629 | ||
1630 | case SOUND_MIXER_MIC: /* right mic only */ | |
1631 | devc->levels[SOUND_MIXER_MIC] &= 0xff; | |
1632 | devc->levels[SOUND_MIXER_MIC] |= lev_l << 8; | |
1633 | break; | |
1634 | ||
1635 | case SOUND_MIXER_LINE1: /* left mic only */ | |
1636 | devc->levels[SOUND_MIXER_MIC] &= 0xff00; | |
1637 | devc->levels[SOUND_MIXER_MIC] |= lev_l; | |
1638 | dev = SOUND_MIXER_MIC; | |
1639 | break; | |
1640 | ||
1641 | case SOUND_MIXER_PHONEIN: /* left aux only */ | |
1642 | devc->levels[SOUND_MIXER_LINE1] = lev_l; | |
1643 | dev = SOUND_MIXER_LINE1; | |
1644 | break; | |
1645 | ||
1646 | case SOUND_MIXER_IMIX: | |
1647 | case SOUND_MIXER_PHONEOUT: | |
1648 | break; | |
1649 | ||
1650 | default: | |
1651 | dev = -EINVAL; | |
1652 | break; | |
1653 | } | |
1654 | return dev; | |
1655 | } | |
1656 | ||
1657 | static int netwinder_get_mixer(wavnc_info *devc, int dev) | |
1658 | { | |
1659 | int levels; | |
1660 | ||
1661 | switch (dev) { | |
1662 | case SOUND_MIXER_VOLUME: | |
1663 | case SOUND_MIXER_SYNTH: | |
1664 | case SOUND_MIXER_PCM: | |
1665 | case SOUND_MIXER_LINE: | |
1666 | case SOUND_MIXER_IGAIN: | |
1667 | levels = devc->levels[dev]; | |
1668 | break; | |
1669 | ||
1670 | case SOUND_MIXER_MIC: /* builtin mic: right mic only */ | |
1671 | levels = devc->levels[SOUND_MIXER_MIC] >> 8; | |
1672 | levels |= levels << 8; | |
1673 | break; | |
1674 | ||
1675 | case SOUND_MIXER_LINE1: /* handset mic: left mic only */ | |
1676 | levels = devc->levels[SOUND_MIXER_MIC] & 0xff; | |
1677 | levels |= levels << 8; | |
1678 | break; | |
1679 | ||
1680 | case SOUND_MIXER_PHONEIN: /* phone mic: left aux1 only */ | |
1681 | levels = devc->levels[SOUND_MIXER_LINE1] & 0xff; | |
1682 | levels |= levels << 8; | |
1683 | break; | |
1684 | ||
1685 | default: | |
1686 | levels = 0; | |
1687 | } | |
1688 | ||
1689 | return levels; | |
1690 | } | |
1691 | ||
1692 | /* | |
1693 | * Waveartist specific mixer information. | |
1694 | */ | |
1695 | static const struct waveartist_mixer_info netwinder_mixer = { | |
1696 | .supported_devs = SOUND_MASK_VOLUME | SOUND_MASK_SYNTH | | |
1697 | SOUND_MASK_PCM | SOUND_MASK_SPEAKER | | |
1698 | SOUND_MASK_LINE | SOUND_MASK_MIC | | |
1699 | SOUND_MASK_IMIX | SOUND_MASK_LINE1 | | |
1700 | SOUND_MASK_PHONEIN | SOUND_MASK_PHONEOUT| | |
1701 | SOUND_MASK_IGAIN, | |
1702 | ||
1703 | .recording_devs = SOUND_MASK_LINE | SOUND_MASK_MIC | | |
1704 | SOUND_MASK_IMIX | SOUND_MASK_LINE1 | | |
1705 | SOUND_MASK_PHONEIN, | |
1706 | ||
1707 | .stereo_devs = SOUND_MASK_VOLUME | SOUND_MASK_SYNTH | | |
1708 | SOUND_MASK_PCM | SOUND_MASK_LINE | | |
1709 | SOUND_MASK_IMIX | SOUND_MASK_IGAIN, | |
1710 | ||
1711 | .select_input = netwinder_select_input, | |
1712 | .decode_mixer = netwinder_decode_mixer, | |
1713 | .get_mixer = netwinder_get_mixer, | |
1714 | }; | |
1715 | ||
1716 | static void | |
1717 | vnc_configure_mixer(wavnc_info *devc, unsigned int recmask) | |
1718 | { | |
1719 | if (!devc->no_autoselect) { | |
1720 | if (devc->handset_detect) { | |
1721 | recmask = SOUND_MASK_LINE1; | |
1722 | devc->spkr_mute_state = devc->line_mute_state = 1; | |
1723 | } else if (devc->telephone_detect) { | |
1724 | recmask = SOUND_MASK_PHONEIN; | |
1725 | devc->spkr_mute_state = devc->line_mute_state = 1; | |
1726 | } else { | |
1727 | /* unless someone has asked for LINE-IN, | |
1728 | * we default to MIC | |
1729 | */ | |
1730 | if ((devc->recmask & SOUND_MASK_LINE) == 0) | |
1731 | devc->recmask = SOUND_MASK_MIC; | |
1732 | devc->spkr_mute_state = devc->line_mute_state = 0; | |
1733 | } | |
1734 | vnc_mute_spkr(devc); | |
1735 | vnc_mute_lout(devc); | |
1736 | ||
1737 | if (recmask != devc->recmask) | |
1738 | waveartist_set_recmask(devc, recmask); | |
1739 | } | |
1740 | } | |
1741 | ||
1742 | static int | |
1743 | vnc_slider(wavnc_info *devc) | |
1744 | { | |
1745 | signed int slider_volume; | |
1746 | unsigned int temp, old_hs, old_td; | |
1747 | ||
1748 | /* | |
1749 | * read the "buttons" state. | |
1750 | * Bit 4 = 0 means handset present | |
1751 | * Bit 5 = 1 means phone offhook | |
1752 | */ | |
1753 | temp = inb(0x201); | |
1754 | ||
1755 | old_hs = devc->handset_detect; | |
1756 | old_td = devc->telephone_detect; | |
1757 | ||
1758 | devc->handset_detect = !(temp & 0x10); | |
1759 | devc->telephone_detect = !!(temp & 0x20); | |
1760 | ||
1761 | if (!devc->no_autoselect && | |
1762 | (old_hs != devc->handset_detect || | |
1763 | old_td != devc->telephone_detect)) | |
1764 | vnc_configure_mixer(devc, devc->recmask); | |
1765 | ||
1766 | slider_volume = vnc_volume_slider(devc); | |
1767 | ||
1768 | /* | |
1769 | * If we're using software controlled volume, and | |
1770 | * the slider moves by more than 20%, then we | |
1771 | * switch back to slider controlled volume. | |
1772 | */ | |
1773 | if (abs(devc->slider_vol - slider_volume) > 20) | |
1774 | devc->use_slider = 1; | |
1775 | ||
1776 | /* | |
1777 | * use only left channel | |
1778 | */ | |
1779 | temp = levels[SOUND_MIXER_VOLUME] & 0xFF; | |
1780 | ||
1781 | if (slider_volume != temp && devc->use_slider) { | |
1782 | devc->slider_vol = slider_volume; | |
1783 | ||
1784 | waveartist_set_mixer(devc, SOUND_MIXER_VOLUME, | |
1785 | slider_volume | slider_volume << 8); | |
1786 | ||
1787 | return 1; | |
1788 | } | |
1789 | ||
1790 | return 0; | |
1791 | } | |
1792 | ||
1793 | static void | |
1794 | vnc_slider_tick(unsigned long data) | |
1795 | { | |
1796 | int next_timeout; | |
1797 | ||
1798 | if (vnc_slider(adev_info + data)) | |
1799 | next_timeout = 5; // mixer reported change | |
1800 | else | |
1801 | next_timeout = VNC_TIMER_PERIOD; | |
1802 | ||
1803 | mod_timer(&vnc_timer, jiffies + next_timeout); | |
1804 | } | |
1805 | ||
1806 | static int | |
1807 | vnc_private_ioctl(int dev, unsigned int cmd, int __user * arg) | |
1808 | { | |
1809 | wavnc_info *devc = (wavnc_info *)audio_devs[dev]->devc; | |
1810 | int val; | |
1811 | ||
1812 | switch (cmd) { | |
1813 | case SOUND_MIXER_PRIVATE1: | |
1814 | { | |
1815 | u_int prev_spkr_mute, prev_line_mute, prev_auto_state; | |
1816 | int val; | |
1817 | ||
1818 | if (get_user(val, arg)) | |
1819 | return -EFAULT; | |
1820 | ||
1821 | /* check if parameter is logical */ | |
1822 | if (val & ~(VNC_MUTE_INTERNAL_SPKR | | |
1823 | VNC_MUTE_LINE_OUT | | |
1824 | VNC_DISABLE_AUTOSWITCH)) | |
1825 | return -EINVAL; | |
1826 | ||
1827 | prev_auto_state = devc->no_autoselect; | |
1828 | prev_spkr_mute = devc->spkr_mute_state; | |
1829 | prev_line_mute = devc->line_mute_state; | |
1830 | ||
1831 | devc->no_autoselect = (val & VNC_DISABLE_AUTOSWITCH) ? 1 : 0; | |
1832 | devc->spkr_mute_state = (val & VNC_MUTE_INTERNAL_SPKR) ? 1 : 0; | |
1833 | devc->line_mute_state = (val & VNC_MUTE_LINE_OUT) ? 1 : 0; | |
1834 | ||
1835 | if (prev_spkr_mute != devc->spkr_mute_state) | |
1836 | vnc_mute_spkr(devc); | |
1837 | ||
1838 | if (prev_line_mute != devc->line_mute_state) | |
1839 | vnc_mute_lout(devc); | |
1840 | ||
1841 | if (prev_auto_state != devc->no_autoselect) | |
1842 | vnc_configure_mixer(devc, devc->recmask); | |
1843 | ||
1844 | return 0; | |
1845 | } | |
1846 | ||
1847 | case SOUND_MIXER_PRIVATE2: | |
1848 | if (get_user(val, arg)) | |
1849 | return -EFAULT; | |
1850 | ||
1851 | switch (val) { | |
1852 | #define VNC_SOUND_PAUSE 0x53 //to pause the DSP | |
1853 | #define VNC_SOUND_RESUME 0x57 //to unpause the DSP | |
1854 | case VNC_SOUND_PAUSE: | |
1855 | waveartist_cmd1(devc, 0x16); | |
1856 | break; | |
1857 | ||
1858 | case VNC_SOUND_RESUME: | |
1859 | waveartist_cmd1(devc, 0x18); | |
1860 | break; | |
1861 | ||
1862 | default: | |
1863 | return -EINVAL; | |
1864 | } | |
1865 | return 0; | |
1866 | ||
1867 | /* private ioctl to allow bulk access to waveartist */ | |
1868 | case SOUND_MIXER_PRIVATE3: | |
1869 | { | |
1870 | unsigned long flags; | |
1871 | int mixer_reg[15], i, val; | |
1872 | ||
1873 | if (get_user(val, arg)) | |
1874 | return -EFAULT; | |
1875 | if (copy_from_user(mixer_reg, (void *)val, sizeof(mixer_reg))) | |
1876 | return -EFAULT; | |
1877 | ||
1878 | switch (mixer_reg[14]) { | |
1879 | case MIXER_PRIVATE3_RESET: | |
1880 | waveartist_mixer_reset(devc); | |
1881 | break; | |
1882 | ||
1883 | case MIXER_PRIVATE3_WRITE: | |
1884 | waveartist_cmd3(devc, WACMD_SET_MIXER, mixer_reg[0], mixer_reg[4]); | |
1885 | waveartist_cmd3(devc, WACMD_SET_MIXER, mixer_reg[1], mixer_reg[5]); | |
1886 | waveartist_cmd3(devc, WACMD_SET_MIXER, mixer_reg[2], mixer_reg[6]); | |
1887 | waveartist_cmd3(devc, WACMD_SET_MIXER, mixer_reg[3], mixer_reg[7]); | |
1888 | waveartist_cmd3(devc, WACMD_SET_MIXER, mixer_reg[8], mixer_reg[9]); | |
1889 | ||
1890 | waveartist_cmd3(devc, WACMD_SET_LEVEL, mixer_reg[10], mixer_reg[11]); | |
1891 | waveartist_cmd3(devc, WACMD_SET_LEVEL, mixer_reg[12], mixer_reg[13]); | |
1892 | break; | |
1893 | ||
1894 | case MIXER_PRIVATE3_READ: | |
1895 | spin_lock_irqsave(&waveartist_lock, flags); | |
1896 | ||
1897 | for (i = 0x30; i < 14 << 8; i += 1 << 8) | |
1898 | waveartist_cmd(devc, 1, &i, 1, mixer_reg + (i >> 8)); | |
1899 | ||
1900 | spin_unlock_irqrestore(&waveartist_lock, flags); | |
1901 | ||
1902 | if (copy_to_user((void *)val, mixer_reg, sizeof(mixer_reg))) | |
1903 | return -EFAULT; | |
1904 | break; | |
1905 | ||
1906 | default: | |
1907 | return -EINVAL; | |
1908 | } | |
1909 | return 0; | |
1910 | } | |
1911 | ||
1912 | /* read back the state from PRIVATE1 */ | |
1913 | case SOUND_MIXER_PRIVATE4: | |
1914 | val = (devc->spkr_mute_state ? VNC_MUTE_INTERNAL_SPKR : 0) | | |
1915 | (devc->line_mute_state ? VNC_MUTE_LINE_OUT : 0) | | |
1916 | (devc->handset_detect ? VNC_HANDSET_DETECT : 0) | | |
1917 | (devc->telephone_detect ? VNC_PHONE_DETECT : 0) | | |
1918 | (devc->no_autoselect ? VNC_DISABLE_AUTOSWITCH : 0); | |
1919 | ||
1920 | return put_user(val, arg) ? -EFAULT : 0; | |
1921 | } | |
1922 | ||
1923 | if (_SIOC_DIR(cmd) & _SIOC_WRITE) { | |
1924 | /* | |
1925 | * special case for master volume: if we | |
1926 | * received this call - switch from hw | |
1927 | * volume control to a software volume | |
1928 | * control, till the hw volume is modified | |
1929 | * to signal that user wants to be back in | |
1930 | * hardware... | |
1931 | */ | |
1932 | if ((cmd & 0xff) == SOUND_MIXER_VOLUME) | |
1933 | devc->use_slider = 0; | |
1934 | ||
1935 | /* speaker output */ | |
1936 | if ((cmd & 0xff) == SOUND_MIXER_SPEAKER) { | |
1937 | unsigned int val, l, r; | |
1938 | ||
1939 | if (get_user(val, arg)) | |
1940 | return -EFAULT; | |
1941 | ||
1942 | l = val & 0x7f; | |
1943 | r = (val & 0x7f00) >> 8; | |
1944 | val = (l + r) / 2; | |
1945 | devc->levels[SOUND_MIXER_SPEAKER] = val | (val << 8); | |
1946 | devc->spkr_mute_state = (val <= 50); | |
1947 | vnc_mute_spkr(devc); | |
1948 | return 0; | |
1949 | } | |
1950 | } | |
1951 | ||
1952 | return -ENOIOCTLCMD; | |
1953 | } | |
1954 | ||
1955 | #endif | |
1956 | ||
1957 | static struct address_info cfg; | |
1958 | ||
1959 | static int attached; | |
1960 | ||
1961 | static int __initdata io = 0; | |
1962 | static int __initdata irq = 0; | |
1963 | static int __initdata dma = 0; | |
1964 | static int __initdata dma2 = 0; | |
1965 | ||
1966 | ||
1967 | static int __init init_waveartist(void) | |
1968 | { | |
1969 | const struct waveartist_mixer_info *mix; | |
1970 | ||
1971 | if (!io && machine_is_netwinder()) { | |
1972 | /* | |
1973 | * The NetWinder WaveArtist is at a fixed address. | |
1974 | * If the user does not supply an address, use the | |
1975 | * well-known parameters. | |
1976 | */ | |
1977 | io = 0x250; | |
1978 | irq = 12; | |
1979 | dma = 3; | |
1980 | dma2 = 7; | |
1981 | } | |
1982 | ||
1983 | mix = &waveartist_mixer; | |
1984 | #ifdef CONFIG_ARCH_NETWINDER | |
1985 | if (machine_is_netwinder()) | |
1986 | mix = &netwinder_mixer; | |
1987 | #endif | |
1988 | ||
1989 | cfg.io_base = io; | |
1990 | cfg.irq = irq; | |
1991 | cfg.dma = dma; | |
1992 | cfg.dma2 = dma2; | |
1993 | ||
1994 | if (!probe_waveartist(&cfg)) | |
1995 | return -ENODEV; | |
1996 | ||
1997 | attach_waveartist(&cfg, mix); | |
1998 | attached = 1; | |
1999 | ||
2000 | return 0; | |
2001 | } | |
2002 | ||
2003 | static void __exit cleanup_waveartist(void) | |
2004 | { | |
2005 | if (attached) | |
2006 | unload_waveartist(&cfg); | |
2007 | } | |
2008 | ||
2009 | module_init(init_waveartist); | |
2010 | module_exit(cleanup_waveartist); | |
2011 | ||
2012 | #ifndef MODULE | |
2013 | static int __init setup_waveartist(char *str) | |
2014 | { | |
2015 | /* io, irq, dma, dma2 */ | |
2016 | int ints[5]; | |
2017 | ||
2018 | str = get_options(str, ARRAY_SIZE(ints), ints); | |
2019 | ||
2020 | io = ints[1]; | |
2021 | irq = ints[2]; | |
2022 | dma = ints[3]; | |
2023 | dma2 = ints[4]; | |
2024 | ||
2025 | return 1; | |
2026 | } | |
2027 | __setup("waveartist=", setup_waveartist); | |
2028 | #endif | |
2029 | ||
2030 | MODULE_DESCRIPTION("Rockwell WaveArtist RWA-010 sound driver"); | |
2031 | MODULE_PARM(io, "i"); /* IO base */ | |
2032 | MODULE_PARM(irq, "i"); /* IRQ */ | |
2033 | MODULE_PARM(dma, "i"); /* DMA */ | |
2034 | MODULE_PARM(dma2, "i"); /* DMA2 */ | |
2035 | MODULE_LICENSE("GPL"); |