1 /***************************************************************************
3 * Aureal Vortex Hardware EQ control/access.
5 * Sun Jun 8 18:19:19 2003
6 * 2003 Manuel Jander (mjander@users.sourceforge.net)
8 * 02 July 2003: First time something works :)
9 * November 2003: A3D Bypass code completed but untested.
13 * - Test peak visualization support.
15 ****************************************************************************/
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU Library General Public License for more details.
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
34 The Aureal Hardware EQ is found on AU8810 and AU8830 chips only.
35 it has 4 inputs (2 for general mix, 2 for A3D) and 2 outputs (supposed
36 to be routed to the codec).
40 #include "au88x0_eq.h"
41 #include "au88x0_eqdata.c"
43 #define VORTEX_EQ_BASE 0x2b000
44 #define VORTEX_EQ_DEST (VORTEX_EQ_BASE + 0x410)
45 #define VORTEX_EQ_SOURCE (VORTEX_EQ_BASE + 0x430)
46 #define VORTEX_EQ_CTRL (VORTEX_EQ_BASE + 0x440)
48 #define VORTEX_BAND_COEFF_SIZE 0x30
51 static void vortex_EqHw_SetTimeConsts(vortex_t * vortex, u16 gain, u16 level)
53 hwwrite(vortex->mmio, 0x2b3c4, gain);
54 hwwrite(vortex->mmio, 0x2b3c8, level);
57 static inline u16 sign_invert(u16 a)
59 /* -(-32768) -> -32768 so we do -(-32768) -> 32767 to make the result positive */
66 static void vortex_EqHw_SetLeftCoefs(vortex_t * vortex, u16 coefs[])
68 eqhw_t *eqhw = &(vortex->eq.this04);
69 int i = 0, n /*esp2c */;
71 for (n = 0; n < eqhw->this04; n++) {
72 hwwrite(vortex->mmio, 0x2b000 + n * 0x30, coefs[i + 0]);
73 hwwrite(vortex->mmio, 0x2b004 + n * 0x30, coefs[i + 1]);
75 if (eqhw->this08 == 0) {
76 hwwrite(vortex->mmio, 0x2b008 + n * 0x30, coefs[i + 2]);
77 hwwrite(vortex->mmio, 0x2b00c + n * 0x30, coefs[i + 3]);
78 hwwrite(vortex->mmio, 0x2b010 + n * 0x30, coefs[i + 4]);
80 hwwrite(vortex->mmio, 0x2b008 + n * 0x30, sign_invert(coefs[2 + i]));
81 hwwrite(vortex->mmio, 0x2b00c + n * 0x30, sign_invert(coefs[3 + i]));
82 hwwrite(vortex->mmio, 0x2b010 + n * 0x30, sign_invert(coefs[4 + i]));
88 static void vortex_EqHw_SetRightCoefs(vortex_t * vortex, u16 coefs[])
90 eqhw_t *eqhw = &(vortex->eq.this04);
91 int i = 0, n /*esp2c */;
93 for (n = 0; n < eqhw->this04; n++) {
94 hwwrite(vortex->mmio, 0x2b1e0 + n * 0x30, coefs[0 + i]);
95 hwwrite(vortex->mmio, 0x2b1e4 + n * 0x30, coefs[1 + i]);
97 if (eqhw->this08 == 0) {
98 hwwrite(vortex->mmio, 0x2b1e8 + n * 0x30, coefs[2 + i]);
99 hwwrite(vortex->mmio, 0x2b1ec + n * 0x30, coefs[3 + i]);
100 hwwrite(vortex->mmio, 0x2b1f0 + n * 0x30, coefs[4 + i]);
102 hwwrite(vortex->mmio, 0x2b1e8 + n * 0x30, sign_invert(coefs[2 + i]));
103 hwwrite(vortex->mmio, 0x2b1ec + n * 0x30, sign_invert(coefs[3 + i]));
104 hwwrite(vortex->mmio, 0x2b1f0 + n * 0x30, sign_invert(coefs[4 + i]));
111 static void vortex_EqHw_SetLeftStates(vortex_t * vortex, u16 a[], u16 b[])
113 eqhw_t *eqhw = &(vortex->eq.this04);
116 hwwrite(vortex->mmio, 0x2b3fc, a[0]);
117 hwwrite(vortex->mmio, 0x2b400, a[1]);
119 for (ebx = 0; ebx < eqhw->this04; ebx++) {
120 hwwrite(vortex->mmio, 0x2b014 + (i * 0xc), b[i]);
121 hwwrite(vortex->mmio, 0x2b018 + (i * 0xc), b[1 + i]);
122 hwwrite(vortex->mmio, 0x2b01c + (i * 0xc), b[2 + i]);
123 hwwrite(vortex->mmio, 0x2b020 + (i * 0xc), b[3 + i]);
128 static void vortex_EqHw_SetRightStates(vortex_t * vortex, u16 a[], u16 b[])
130 eqhw_t *eqhw = &(vortex->eq.this04);
133 hwwrite(vortex->mmio, 0x2b404, a[0]);
134 hwwrite(vortex->mmio, 0x2b408, a[1]);
136 for (ebx = 0; ebx < eqhw->this04; ebx++) {
137 hwwrite(vortex->mmio, 0x2b1f4 + (i * 0xc), b[i]);
138 hwwrite(vortex->mmio, 0x2b1f8 + (i * 0xc), b[1 + i]);
139 hwwrite(vortex->mmio, 0x2b1fc + (i * 0xc), b[2 + i]);
140 hwwrite(vortex->mmio, 0x2b200 + (i * 0xc), b[3 + i]);
146 static void vortex_EqHw_GetTimeConsts(vortex_t * vortex, u16 * a, u16 * b)
148 *a = hwread(vortex->mmio, 0x2b3c4);
149 *b = hwread(vortex->mmio, 0x2b3c8);
152 static void vortex_EqHw_GetLeftCoefs(vortex_t * vortex, u16 a[])
157 static void vortex_EqHw_GetRightCoefs(vortex_t * vortex, u16 a[])
162 static void vortex_EqHw_GetLeftStates(vortex_t * vortex, u16 * a, u16 b[])
167 static void vortex_EqHw_GetRightStates(vortex_t * vortex, u16 * a, u16 b[])
174 static void vortex_EqHw_SetBypassGain(vortex_t * vortex, u16 a, u16 b)
176 eqhw_t *eqhw = &(vortex->eq.this04);
177 if (eqhw->this08 == 0) {
178 hwwrite(vortex->mmio, 0x2b3d4, a);
179 hwwrite(vortex->mmio, 0x2b3ec, b);
181 hwwrite(vortex->mmio, 0x2b3d4, sign_invert(a));
182 hwwrite(vortex->mmio, 0x2b3ec, sign_invert(b));
186 static void vortex_EqHw_SetA3DBypassGain(vortex_t * vortex, u16 a, u16 b)
189 hwwrite(vortex->mmio, 0x2b3e0, a);
190 hwwrite(vortex->mmio, 0x2b3f8, b);
194 static void vortex_EqHw_SetCurrBypassGain(vortex_t * vortex, u16 a, u16 b)
197 hwwrite(vortex->mmio, 0x2b3d0, a);
198 hwwrite(vortex->mmio, 0x2b3e8, b);
201 static void vortex_EqHw_SetCurrA3DBypassGain(vortex_t * vortex, u16 a, u16 b)
204 hwwrite(vortex->mmio, 0x2b3dc, a);
205 hwwrite(vortex->mmio, 0x2b3f4, b);
210 vortex_EqHw_SetLeftGainsSingleTarget(vortex_t * vortex, u16 index, u16 b)
212 hwwrite(vortex->mmio, 0x2b02c + (index * 0x30), b);
216 vortex_EqHw_SetRightGainsSingleTarget(vortex_t * vortex, u16 index, u16 b)
218 hwwrite(vortex->mmio, 0x2b20c + (index * 0x30), b);
221 static void vortex_EqHw_SetLeftGainsTarget(vortex_t * vortex, u16 a[])
223 eqhw_t *eqhw = &(vortex->eq.this04);
226 for (ebx = 0; ebx < eqhw->this04; ebx++) {
227 hwwrite(vortex->mmio, 0x2b02c + ebx * 0x30, a[ebx]);
231 static void vortex_EqHw_SetRightGainsTarget(vortex_t * vortex, u16 a[])
233 eqhw_t *eqhw = &(vortex->eq.this04);
236 for (ebx = 0; ebx < eqhw->this04; ebx++) {
237 hwwrite(vortex->mmio, 0x2b20c + ebx * 0x30, a[ebx]);
241 static void vortex_EqHw_SetLeftGainsCurrent(vortex_t * vortex, u16 a[])
243 eqhw_t *eqhw = &(vortex->eq.this04);
246 for (ebx = 0; ebx < eqhw->this04; ebx++) {
247 hwwrite(vortex->mmio, 0x2b028 + ebx * 0x30, a[ebx]);
251 static void vortex_EqHw_SetRightGainsCurrent(vortex_t * vortex, u16 a[])
253 eqhw_t *eqhw = &(vortex->eq.this04);
256 for (ebx = 0; ebx < eqhw->this04; ebx++) {
257 hwwrite(vortex->mmio, 0x2b208 + ebx * 0x30, a[ebx]);
262 static void vortex_EqHw_GetLeftGainsTarget(vortex_t * vortex, u16 a[])
264 eqhw_t *eqhw = &(vortex->eq.this04);
267 if (eqhw->this04 < 0)
271 a[ebx] = hwread(vortex->mmio, 0x2b02c + ebx * 0x30);
274 while (ebx < eqhw->this04);
277 static void vortex_EqHw_GetRightGainsTarget(vortex_t * vortex, u16 a[])
279 eqhw_t *eqhw = &(vortex->eq.this04);
282 if (eqhw->this04 < 0)
286 a[ebx] = hwread(vortex->mmio, 0x2b20c + ebx * 0x30);
289 while (ebx < eqhw->this04);
292 static void vortex_EqHw_GetLeftGainsCurrent(vortex_t * vortex, u16 a[])
294 eqhw_t *eqhw = &(vortex->eq.this04);
297 if (eqhw->this04 < 0)
301 a[ebx] = hwread(vortex->mmio, 0x2b028 + ebx * 0x30);
304 while (ebx < eqhw->this04);
307 static void vortex_EqHw_GetRightGainsCurrent(vortex_t * vortex, u16 a[])
309 eqhw_t *eqhw = &(vortex->eq.this04);
312 if (eqhw->this04 < 0)
316 a[ebx] = hwread(vortex->mmio, 0x2b208 + ebx * 0x30);
319 while (ebx < eqhw->this04);
323 /* EQ band levels settings */
324 static void vortex_EqHw_SetLevels(vortex_t * vortex, u16 peaks[])
326 eqhw_t *eqhw = &(vortex->eq.this04);
330 for (i = 0; i < eqhw->this04; i++) {
331 hwwrite(vortex->mmio, 0x2b024 + i * VORTEX_BAND_COEFF_SIZE, peaks[i]);
334 hwwrite(vortex->mmio, 0x2b3cc, peaks[eqhw->this04]);
335 hwwrite(vortex->mmio, 0x2b3d8, peaks[eqhw->this04 + 1]);
337 /* set right peaks */
338 for (i = 0; i < eqhw->this04; i++) {
339 hwwrite(vortex->mmio, 0x2b204 + i * VORTEX_BAND_COEFF_SIZE,
340 peaks[i + (eqhw->this04 + 2)]);
343 hwwrite(vortex->mmio, 0x2b3e4, peaks[2 + (eqhw->this04 * 2)]);
344 hwwrite(vortex->mmio, 0x2b3f0, peaks[3 + (eqhw->this04 * 2)]);
348 static void vortex_EqHw_GetLevels(vortex_t * vortex, u16 a[])
350 eqhw_t *eqhw = &(vortex->eq.this04);
353 if (eqhw->this04 < 0)
358 a[ebx] = hwread(vortex->mmio, 0x2b024 + ebx * 0x30);
361 while (ebx < eqhw->this04);
363 a[eqhw->this04] = hwread(vortex->mmio, 0x2b3cc);
364 a[eqhw->this04 + 1] = hwread(vortex->mmio, 0x2b3d8);
368 a[ebx + (eqhw->this04 + 2)] =
369 hwread(vortex->mmio, 0x2b204 + ebx * 0x30);
372 while (ebx < eqhw->this04);
374 a[2 + (eqhw->this04 * 2)] = hwread(vortex->mmio, 0x2b3e4);
375 a[3 + (eqhw->this04 * 2)] = hwread(vortex->mmio, 0x2b3f0);
380 static void vortex_EqHw_SetControlReg(vortex_t * vortex, u32 reg)
382 hwwrite(vortex->mmio, 0x2b440, reg);
385 static void vortex_EqHw_SetSampleRate(vortex_t * vortex, u32 sr)
387 hwwrite(vortex->mmio, 0x2b440, ((sr & 0x1f) << 3) | 0xb800);
391 static void vortex_EqHw_GetControlReg(vortex_t * vortex, u32 *reg)
393 *reg = hwread(vortex->mmio, 0x2b440);
396 static void vortex_EqHw_GetSampleRate(vortex_t * vortex, u32 *sr)
398 *sr = (hwread(vortex->mmio, 0x2b440) >> 3) & 0x1f;
402 static void vortex_EqHw_Enable(vortex_t * vortex)
404 hwwrite(vortex->mmio, VORTEX_EQ_CTRL, 0xf001);
407 static void vortex_EqHw_Disable(vortex_t * vortex)
409 hwwrite(vortex->mmio, VORTEX_EQ_CTRL, 0xf000);
412 /* Reset (zero) buffers */
413 static void vortex_EqHw_ZeroIO(vortex_t * vortex)
416 for (i = 0; i < 0x8; i++)
417 hwwrite(vortex->mmio, VORTEX_EQ_DEST + (i << 2), 0x0);
418 for (i = 0; i < 0x4; i++)
419 hwwrite(vortex->mmio, VORTEX_EQ_SOURCE + (i << 2), 0x0);
422 static void vortex_EqHw_ZeroA3DIO(vortex_t * vortex)
425 for (i = 0; i < 0x4; i++)
426 hwwrite(vortex->mmio, VORTEX_EQ_DEST + (i << 2), 0x0);
429 static void vortex_EqHw_ZeroState(vortex_t * vortex)
432 vortex_EqHw_SetControlReg(vortex, 0);
433 vortex_EqHw_ZeroIO(vortex);
434 hwwrite(vortex->mmio, 0x2b3c0, 0);
436 vortex_EqHw_SetTimeConsts(vortex, 0, 0);
438 vortex_EqHw_SetLeftCoefs(vortex, asEqCoefsZeros);
439 vortex_EqHw_SetRightCoefs(vortex, asEqCoefsZeros);
441 vortex_EqHw_SetLeftGainsCurrent(vortex, eq_gains_zero);
442 vortex_EqHw_SetRightGainsCurrent(vortex, eq_gains_zero);
443 vortex_EqHw_SetLeftGainsTarget(vortex, eq_gains_zero);
444 vortex_EqHw_SetRightGainsTarget(vortex, eq_gains_zero);
446 vortex_EqHw_SetBypassGain(vortex, 0, 0);
447 //vortex_EqHw_SetCurrBypassGain(vortex, 0, 0);
448 vortex_EqHw_SetA3DBypassGain(vortex, 0, 0);
449 //vortex_EqHw_SetCurrA3DBypassGain(vortex, 0, 0);
450 vortex_EqHw_SetLeftStates(vortex, eq_states_zero, asEqOutStateZeros);
451 vortex_EqHw_SetRightStates(vortex, eq_states_zero, asEqOutStateZeros);
452 vortex_EqHw_SetLevels(vortex, (u16 *) eq_levels);
455 /* Program coeficients as pass through */
456 static void vortex_EqHw_ProgramPipe(vortex_t * vortex)
458 vortex_EqHw_SetTimeConsts(vortex, 0, 0);
460 vortex_EqHw_SetLeftCoefs(vortex, asEqCoefsPipes);
461 vortex_EqHw_SetRightCoefs(vortex, asEqCoefsPipes);
463 vortex_EqHw_SetLeftGainsCurrent(vortex, eq_gains_current);
464 vortex_EqHw_SetRightGainsCurrent(vortex, eq_gains_current);
465 vortex_EqHw_SetLeftGainsTarget(vortex, eq_gains_current);
466 vortex_EqHw_SetRightGainsTarget(vortex, eq_gains_current);
469 /* Program EQ block as 10 band Equalizer */
471 vortex_EqHw_Program10Band(vortex_t * vortex, auxxEqCoeffSet_t * coefset)
474 vortex_EqHw_SetTimeConsts(vortex, 0xc, 0x7fe0);
476 vortex_EqHw_SetLeftCoefs(vortex, coefset->LeftCoefs);
477 vortex_EqHw_SetRightCoefs(vortex, coefset->RightCoefs);
479 vortex_EqHw_SetLeftGainsCurrent(vortex, coefset->LeftGains);
481 vortex_EqHw_SetRightGainsTarget(vortex, coefset->RightGains);
482 vortex_EqHw_SetLeftGainsTarget(vortex, coefset->LeftGains);
484 vortex_EqHw_SetRightGainsCurrent(vortex, coefset->RightGains);
487 /* Read all EQ peaks. (think VU meter) */
488 static void vortex_EqHw_GetTenBandLevels(vortex_t * vortex, u16 peaks[])
490 eqhw_t *eqhw = &(vortex->eq.this04);
493 if (eqhw->this04 <= 0)
496 for (i = 0; i < eqhw->this04; i++)
497 peaks[i] = hwread(vortex->mmio, 0x2B024 + i * 0x30);
498 for (i = 0; i < eqhw->this04; i++)
499 peaks[i + eqhw->this04] =
500 hwread(vortex->mmio, 0x2B204 + i * 0x30);
505 static int vortex_Eqlzr_GetLeftGain(vortex_t * vortex, u16 index, u16 * gain)
507 eqlzr_t *eq = &(vortex->eq);
510 *gain = eq->this130[index];
516 static void vortex_Eqlzr_SetLeftGain(vortex_t * vortex, u16 index, u16 gain)
518 eqlzr_t *eq = &(vortex->eq);
523 eq->this130[index] = gain;
527 vortex_EqHw_SetLeftGainsSingleTarget(vortex, index, gain);
530 static int vortex_Eqlzr_GetRightGain(vortex_t * vortex, u16 index, u16 * gain)
532 eqlzr_t *eq = &(vortex->eq);
535 *gain = eq->this130[index + eq->this10];
541 static void vortex_Eqlzr_SetRightGain(vortex_t * vortex, u16 index, u16 gain)
543 eqlzr_t *eq = &(vortex->eq);
548 eq->this130[index + eq->this10] = gain;
552 vortex_EqHw_SetRightGainsSingleTarget(vortex, index, gain);
557 vortex_Eqlzr_GetAllBands(vortex_t * vortex, u16 * gains, s32 *cnt)
559 eqlzr_t *eq = &(vortex->eq);
566 if (vortex_Eqlzr_GetLeftGain(vortex, si, &gains[si]))
568 if (vortex_Eqlzr_GetRightGain
569 (vortex, si, &gains[si + eq->this10]))
573 while (eq->this10 > si) ;
578 static int vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex_t * vortex)
580 eqlzr_t *eq = &(vortex->eq);
582 vortex_EqHw_SetLeftGainsTarget(vortex, eq->this130);
583 vortex_EqHw_SetRightGainsTarget(vortex, &(eq->this130[eq->this10]));
589 vortex_Eqlzr_SetAllBands(vortex_t * vortex, u16 gains[], s32 count)
591 eqlzr_t *eq = &(vortex->eq);
594 if (((eq->this10) * 2 != count) || (eq->this28 == 0))
597 for (i = 0; i < count; i++) {
598 eq->this130[i] = gains[i];
603 return vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex);
607 vortex_Eqlzr_SetA3dBypassGain(vortex_t * vortex, u32 a, u32 b)
609 eqlzr_t *eq = &(vortex->eq);
618 ebx = (eax * eq->this58) >> 0x10;
619 eax = (eax * eq->this5c) >> 0x10;
620 vortex_EqHw_SetA3DBypassGain(vortex, ebx, eax);
623 static void vortex_Eqlzr_ProgramA3dBypassGain(vortex_t * vortex)
625 eqlzr_t *eq = &(vortex->eq);
632 ebx = (eax * eq->this58) >> 0x10;
633 eax = (eax * eq->this5c) >> 0x10;
634 vortex_EqHw_SetA3DBypassGain(vortex, ebx, eax);
637 static void vortex_Eqlzr_ShutDownA3d(vortex_t * vortex)
640 vortex_EqHw_ZeroA3DIO(vortex);
643 static void vortex_Eqlzr_SetBypass(vortex_t * vortex, u32 bp)
645 eqlzr_t *eq = &(vortex->eq);
647 if ((eq->this28) && (bp == 0)) {
649 vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex);
650 vortex_EqHw_SetBypassGain(vortex, eq->this08, eq->this08);
653 vortex_EqHw_SetLeftGainsTarget(vortex, eq->this14_array);
654 vortex_EqHw_SetRightGainsTarget(vortex, eq->this14_array);
655 vortex_EqHw_SetBypassGain(vortex, eq->this0c, eq->this0c);
657 vortex_Eqlzr_ProgramA3dBypassGain(vortex);
660 static void vortex_Eqlzr_ReadAndSetActiveCoefSet(vortex_t * vortex)
662 eqlzr_t *eq = &(vortex->eq);
664 /* Set EQ BiQuad filter coeficients */
665 memcpy(&(eq->coefset), &asEqCoefsNormal, sizeof(auxxEqCoeffSet_t));
666 /* Set EQ Band gain levels and dump into hardware registers. */
667 vortex_Eqlzr_SetAllBands(vortex, eq_gains_normal, eq->this10 * 2);
670 static int vortex_Eqlzr_GetAllPeaks(vortex_t * vortex, u16 * peaks, int *count)
672 eqlzr_t *eq = &(vortex->eq);
676 *count = eq->this10 * 2;
677 vortex_EqHw_GetTenBandLevels(vortex, peaks);
682 static auxxEqCoeffSet_t *vortex_Eqlzr_GetActiveCoefSet(vortex_t * vortex)
684 eqlzr_t *eq = &(vortex->eq);
686 return (&(eq->coefset));
689 static void vortex_Eqlzr_init(vortex_t * vortex)
691 eqlzr_t *eq = &(vortex->eq);
693 /* Object constructor */
695 eq->this08 = 0; /* Bypass gain with EQ in use. */
697 eq->this0c = 0x5999; /* Bypass gain with EQ disabled. */
700 eq->this10 = 0xa; /* 10 eq frequency bands. */
701 eq->this04.this04 = eq->this10;
702 eq->this28 = 0x1; /* if 1 => Allow read access to this130 (gains) */
703 eq->this54 = 0x0; /* if 1 => Dont Allow access to hardware (gains) */
708 memset(eq->this14_array, 0, sizeof(eq->this14_array));
711 vortex_EqHw_ZeroState(vortex);
712 vortex_EqHw_SetSampleRate(vortex, 0x11);
713 vortex_Eqlzr_ReadAndSetActiveCoefSet(vortex);
715 vortex_EqHw_Program10Band(vortex, &(eq->coefset));
716 vortex_Eqlzr_SetBypass(vortex, eq->this54);
717 vortex_Eqlzr_SetA3dBypassGain(vortex, 0, 0);
718 vortex_EqHw_Enable(vortex);
721 static void vortex_Eqlzr_shutdown(vortex_t * vortex)
723 vortex_Eqlzr_ShutDownA3d(vortex);
724 vortex_EqHw_ProgramPipe(vortex);
725 vortex_EqHw_Disable(vortex);
730 /* Control interface */
731 #define snd_vortex_eqtoggle_info snd_ctl_boolean_mono_info
734 snd_vortex_eqtoggle_get(struct snd_kcontrol *kcontrol,
735 struct snd_ctl_elem_value *ucontrol)
737 vortex_t *vortex = snd_kcontrol_chip(kcontrol);
738 eqlzr_t *eq = &(vortex->eq);
739 //int i = kcontrol->private_value;
741 ucontrol->value.integer.value[0] = eq->this54 ? 0 : 1;
747 snd_vortex_eqtoggle_put(struct snd_kcontrol *kcontrol,
748 struct snd_ctl_elem_value *ucontrol)
750 vortex_t *vortex = snd_kcontrol_chip(kcontrol);
751 eqlzr_t *eq = &(vortex->eq);
752 //int i = kcontrol->private_value;
754 eq->this54 = ucontrol->value.integer.value[0] ? 0 : 1;
755 vortex_Eqlzr_SetBypass(vortex, eq->this54);
757 return 1; /* Allways changes */
760 static struct snd_kcontrol_new vortex_eqtoggle_kcontrol __devinitdata = {
761 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
764 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
766 .info = snd_vortex_eqtoggle_info,
767 .get = snd_vortex_eqtoggle_get,
768 .put = snd_vortex_eqtoggle_put
772 snd_vortex_eq_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
774 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
776 uinfo->value.integer.min = 0x0000;
777 uinfo->value.integer.max = 0x7fff;
782 snd_vortex_eq_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
784 vortex_t *vortex = snd_kcontrol_chip(kcontrol);
785 int i = kcontrol->private_value;
786 u16 gainL = 0, gainR = 0;
788 vortex_Eqlzr_GetLeftGain(vortex, i, &gainL);
789 vortex_Eqlzr_GetRightGain(vortex, i, &gainR);
790 ucontrol->value.integer.value[0] = gainL;
791 ucontrol->value.integer.value[1] = gainR;
796 snd_vortex_eq_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
798 vortex_t *vortex = snd_kcontrol_chip(kcontrol);
799 int changed = 0, i = kcontrol->private_value;
800 u16 gainL = 0, gainR = 0;
802 vortex_Eqlzr_GetLeftGain(vortex, i, &gainL);
803 vortex_Eqlzr_GetRightGain(vortex, i, &gainR);
805 if (gainL != ucontrol->value.integer.value[0]) {
806 vortex_Eqlzr_SetLeftGain(vortex, i,
807 ucontrol->value.integer.value[0]);
810 if (gainR != ucontrol->value.integer.value[1]) {
811 vortex_Eqlzr_SetRightGain(vortex, i,
812 ucontrol->value.integer.value[1]);
818 static struct snd_kcontrol_new vortex_eq_kcontrol __devinitdata = {
819 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
822 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
824 .info = snd_vortex_eq_info,
825 .get = snd_vortex_eq_get,
826 .put = snd_vortex_eq_put
830 snd_vortex_peaks_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
832 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
834 uinfo->value.integer.min = 0x0000;
835 uinfo->value.integer.max = 0x7fff;
840 snd_vortex_peaks_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
842 vortex_t *vortex = snd_kcontrol_chip(kcontrol);
846 vortex_Eqlzr_GetAllPeaks(vortex, peaks, &count);
848 printk(KERN_ERR "vortex: peak count error 20 != %d \n", count);
851 for (i = 0; i < 20; i++)
852 ucontrol->value.integer.value[i] = peaks[i];
857 static struct snd_kcontrol_new vortex_levels_kcontrol __devinitdata = {
858 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
860 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
861 .info = snd_vortex_peaks_info,
862 .get = snd_vortex_peaks_get,
865 /* EQ band gain labels. */
866 static char *EqBandLabels[10] __devinitdata = {
879 /* ALSA driver entry points. Init and exit. */
880 static int __devinit vortex_eq_init(vortex_t * vortex)
882 struct snd_kcontrol *kcontrol;
885 vortex_Eqlzr_init(vortex);
888 snd_ctl_new1(&vortex_eqtoggle_kcontrol, vortex)) == NULL)
890 kcontrol->private_value = 0;
891 if ((err = snd_ctl_add(vortex->card, kcontrol)) < 0)
894 /* EQ gain controls */
895 for (i = 0; i < 10; i++) {
897 snd_ctl_new1(&vortex_eq_kcontrol, vortex)) == NULL)
899 strcpy(kcontrol->id.name, EqBandLabels[i]);
900 kcontrol->private_value = i;
901 if ((err = snd_ctl_add(vortex->card, kcontrol)) < 0)
903 //vortex->eqctrl[i] = kcontrol;
906 if ((kcontrol = snd_ctl_new1(&vortex_levels_kcontrol, vortex)) == NULL)
908 if ((err = snd_ctl_add(vortex->card, kcontrol)) < 0)
914 static int vortex_eq_free(vortex_t * vortex)
917 //FIXME: segfault because vortex->eqctrl[i] == 4
919 for (i=0; i<10; i++) {
920 if (vortex->eqctrl[i])
921 snd_ctl_remove(vortex->card, vortex->eqctrl[i]);
924 vortex_Eqlzr_shutdown(vortex);