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authorMarcoen Hirschberg <marcoen@gmail.com>2006-12-06 13:34:15 +0000
committerMarcoen Hirschberg <marcoen@gmail.com>2006-12-06 13:34:15 +0000
commit1b967f41df90cd183c42e96d40acaeea671c1016 (patch)
tree8b529db9c07a630b61d3483568b4cfe66f8ed600 /firmware/sound.c
parent3e24665c417c2dd7dc292c9f12efae4e6544aa11 (diff)
downloadrockbox-1b967f41df90cd183c42e96d40acaeea671c1016.tar.gz
rockbox-1b967f41df90cd183c42e96d40acaeea671c1016.zip
move some audio driver specific code to the correspoding files
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11675 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/sound.c')
-rw-r--r--firmware/sound.c168
1 files changed, 2 insertions, 166 deletions
diff --git a/firmware/sound.c b/firmware/sound.c
index 0c4c153797..09fa3dac94 100644
--- a/firmware/sound.c
+++ b/firmware/sound.c
@@ -24,17 +24,7 @@
24#ifndef SIMULATOR 24#ifndef SIMULATOR
25#include "i2c.h" 25#include "i2c.h"
26#include "mas.h" 26#include "mas.h"
27#ifdef HAVE_UDA1380 27#if CONFIG_CPU == PNX0101
28#include "uda1380.h"
29#elif defined(HAVE_WM8975) || defined(HAVE_WM8751)
30#include "wm8975.h"
31#elif defined(HAVE_WM8758)
32#include "wm8758.h"
33#elif defined(HAVE_WM8731) || defined(HAVE_WM8721)
34#include "wm8731l.h"
35#elif defined(HAVE_TLV320)
36#include "tlv320.h"
37#elif CONFIG_CPU == PNX0101
38#include "pnx0101.h" 28#include "pnx0101.h"
39#endif 29#endif
40#include "dac.h" 30#include "dac.h"
@@ -269,161 +259,7 @@ static int tenthdb2reg(int db)
269} 259}
270#endif 260#endif
271 261
272#ifdef HAVE_UDA1380 /* volume/balance/treble/bass interdependency */ 262#if defined(HAVE_PP5024_CODEC)
273#define VOLUME_MIN -840
274#define VOLUME_MAX 0
275
276/* convert tenth of dB volume (-840..0) to master volume register value */
277static int tenthdb2master(int db)
278{
279 if (db < -720) /* 1.5 dB steps */
280 return (2940 - db) / 15;
281 else if (db < -660) /* 0.75 dB steps */
282 return (1110 - db) * 2 / 15;
283 else if (db < -520) /* 0.5 dB steps */
284 return (520 - db) / 5;
285 else /* 0.25 dB steps */
286 return -db * 2 / 5;
287}
288
289/* convert tenth of dB volume (-780..0) to mixer volume register value */
290static int tenthdb2mixer(int db)
291{
292 if (db < -660) /* 1.5 dB steps */
293 return (2640 - db) / 15;
294 else if (db < -600) /* 0.75 dB steps */
295 return (990 - db) * 2 / 15;
296 else if (db < -460) /* 0.5 dB steps */
297 return (460 - db) / 5;
298 else /* 0.25 dB steps */
299 return -db * 2 / 5;
300}
301
302#elif defined(HAVE_TLV320)
303#define VOLUME_MIN -730
304#define VOLUME_MAX 60
305
306/* convert tenth of dB volume (-840..0) to master volume register value */
307static int tenthdb2master(int db)
308{
309 /* +6 to -73dB 1dB steps (plus mute == 80levels) 7bits */
310 /* 1111111 == +6dB (0x7f) */
311 /* 1111001 == 0dB (0x79) */
312 /* 0110000 == -73dB (0x30 */
313 /* 0101111 == mute (0x2f) */
314
315 if (db < VOLUME_MIN) {
316 return 0x2f;
317 } else {
318 return((db/10)+73+0x30);
319 }
320}
321
322#elif defined(HAVE_WM8975) || defined(HAVE_WM8751)
323/* volume/balance/treble/bass interdependency */
324#define VOLUME_MIN -730
325#define VOLUME_MAX 60
326
327/* convert tenth of dB volume (-730..60) to master volume register value */
328static int tenthdb2master(int db)
329{
330 /* +6 to -73dB 1dB steps (plus mute == 80levels) 7bits */
331 /* 1111111 == +6dB (0x7f) */
332 /* 1111001 == 0dB (0x79) */
333 /* 0110000 == -73dB (0x30 */
334 /* 0101111 == mute (0x2f) */
335
336 if (db < VOLUME_MIN) {
337 return 0x0;
338 } else {
339 return((db/10)+73+0x30);
340 }
341}
342
343/* convert tenth of dB volume (-780..0) to mixer volume register value */
344static int tenthdb2mixer(int db)
345{
346 if (db < -660) /* 1.5 dB steps */
347 return (2640 - db) / 15;
348 else if (db < -600) /* 0.75 dB steps */
349 return (990 - db) * 2 / 15;
350 else if (db < -460) /* 0.5 dB steps */
351 return (460 - db) / 5;
352 else /* 0.25 dB steps */
353 return -db * 2 / 5;
354}
355
356#elif defined(HAVE_WM8758)
357/* volume/balance/treble/bass interdependency */
358#define VOLUME_MIN -570
359#define VOLUME_MAX 60
360
361/* convert tenth of dB volume (-57..6) to master volume register value */
362static int tenthdb2master(int db)
363{
364 /* +6 to -57dB in 1dB steps == 64 levels = 6 bits */
365 /* 0111111 == +6dB (0x3f) = 63) */
366 /* 0111001 == 0dB (0x39) = 57) */
367 /* 0000001 == -56dB (0x01) = */
368 /* 0000000 == -57dB (0x00) */
369
370 /* 1000000 == Mute (0x40) */
371
372 if (db < VOLUME_MIN) {
373 return 0x40;
374 } else {
375 return((db/10)+57);
376 }
377}
378
379/* convert tenth of dB volume (-780..0) to mixer volume register value */
380static int tenthdb2mixer(int db)
381{
382 if (db < -660) /* 1.5 dB steps */
383 return (2640 - db) / 15;
384 else if (db < -600) /* 0.75 dB steps */
385 return (990 - db) * 2 / 15;
386 else if (db < -460) /* 0.5 dB steps */
387 return (460 - db) / 5;
388 else /* 0.25 dB steps */
389 return -db * 2 / 5;
390}
391
392#elif defined(HAVE_WM8731) || defined(HAVE_WM8721)
393/* volume/balance/treble/bass interdependency */
394#define VOLUME_MIN -730
395#define VOLUME_MAX 60
396
397/* convert tenth of dB volume (-730..60) to master volume register value */
398static int tenthdb2master(int db)
399{
400 /* +6 to -73dB 1dB steps (plus mute == 80levels) 7bits */
401 /* 1111111 == +6dB (0x7f) */
402 /* 1111001 == 0dB (0x79) */
403 /* 0110000 == -73dB (0x30 */
404 /* 0101111 == mute (0x2f) */
405
406 if (db < VOLUME_MIN) {
407 return 0x2f;
408 } else {
409 return((db/10)+0x30+73);
410 }
411}
412
413/* convert tenth of dB volume (-780..0) to mixer volume register value */
414static int tenthdb2mixer(int db)
415{
416 if (db < -660) /* 1.5 dB steps */
417 return (2640 - db) / 15;
418 else if (db < -600) /* 0.75 dB steps */
419 return (990 - db) * 2 / 15;
420 else if (db < -460) /* 0.5 dB steps */
421 return (460 - db) / 5;
422 else /* 0.25 dB steps */
423 return -db * 2 / 5;
424}
425
426#elif defined(HAVE_PP5024_CODEC)
427/* TODO: Work out volume/balance/treble/bass interdependency */ 263/* TODO: Work out volume/balance/treble/bass interdependency */
428#define VOLUME_MIN 0 264#define VOLUME_MIN 0
429#define VOLUME_MAX 1 265#define VOLUME_MAX 1