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Release 4.7 sound/isa/msnd/msnd_pinnacle_mixer.c

Directory: sound/isa/msnd
/***************************************************************************
                          msnd_pinnacle_mixer.c  -  description
                             -------------------
    begin               : Fre Jun 7 2002
    copyright           : (C) 2002 by karsten wiese
    email               : annabellesgarden@yahoo.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include <linux/io.h>
#include <linux/export.h>

#include <sound/core.h>
#include <sound/control.h>
#include "msnd.h"
#include "msnd_pinnacle.h"



#define MSND_MIXER_VOLUME	0

#define MSND_MIXER_PCM		1

#define MSND_MIXER_AUX		2	
/* Input source 1  (aux1) */

#define MSND_MIXER_IMIX		3	
/*  Recording monitor  */

#define MSND_MIXER_SYNTH	4

#define MSND_MIXER_SPEAKER	5

#define MSND_MIXER_LINE		6

#define MSND_MIXER_MIC		7

#define MSND_MIXER_RECLEV	11	
/* Recording level */

#define MSND_MIXER_IGAIN	12	
/* Input gain */

#define MSND_MIXER_OGAIN	13	
/* Output gain */

#define MSND_MIXER_DIGITAL	17	
/* Digital (input) 1 */

/*      Device mask bits        */


#define MSND_MASK_VOLUME	(1 << MSND_MIXER_VOLUME)

#define MSND_MASK_SYNTH		(1 << MSND_MIXER_SYNTH)

#define MSND_MASK_PCM		(1 << MSND_MIXER_PCM)

#define MSND_MASK_SPEAKER	(1 << MSND_MIXER_SPEAKER)

#define MSND_MASK_LINE		(1 << MSND_MIXER_LINE)

#define MSND_MASK_MIC		(1 << MSND_MIXER_MIC)

#define MSND_MASK_IMIX		(1 << MSND_MIXER_IMIX)

#define MSND_MASK_RECLEV	(1 << MSND_MIXER_RECLEV)

#define MSND_MASK_IGAIN		(1 << MSND_MIXER_IGAIN)

#define MSND_MASK_OGAIN		(1 << MSND_MIXER_OGAIN)

#define MSND_MASK_AUX		(1 << MSND_MIXER_AUX)

#define MSND_MASK_DIGITAL	(1 << MSND_MIXER_DIGITAL)


static int snd_msndmix_info_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { static const char * const texts[3] = { "Analog", "MASS", "SPDIF", }; struct snd_msnd *chip = snd_kcontrol_chip(kcontrol); unsigned items = test_bit(F_HAVEDIGITAL, &chip->flags) ? 3 : 2; return snd_ctl_enum_info(uinfo, 1, items, texts); }

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static int snd_msndmix_get_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_msnd *chip = snd_kcontrol_chip(kcontrol); /* MSND_MASK_IMIX is the default */ ucontrol->value.enumerated.item[0] = 0; if (chip->recsrc & MSND_MASK_SYNTH) { ucontrol->value.enumerated.item[0] = 1; } else if ((chip->recsrc & MSND_MASK_DIGITAL) && test_bit(F_HAVEDIGITAL, &chip->flags)) { ucontrol->value.enumerated.item[0] = 2; } return 0; }

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static int snd_msndmix_set_mux(struct snd_msnd *chip, int val) { unsigned newrecsrc; int change; unsigned char msndbyte; switch (val) { case 0: newrecsrc = MSND_MASK_IMIX; msndbyte = HDEXAR_SET_ANA_IN; break; case 1: newrecsrc = MSND_MASK_SYNTH; msndbyte = HDEXAR_SET_SYNTH_IN; break; case 2: newrecsrc = MSND_MASK_DIGITAL; msndbyte = HDEXAR_SET_DAT_IN; break; default: return -EINVAL; } change = newrecsrc != chip->recsrc; if (change) { change = 0; if (!snd_msnd_send_word(chip, 0, 0, msndbyte)) if (!snd_msnd_send_dsp_cmd(chip, HDEX_AUX_REQ)) { chip->recsrc = newrecsrc; change = 1; } } return change; }

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static int snd_msndmix_put_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol); return snd_msndmix_set_mux(msnd, ucontrol->value.enumerated.item[0]); }

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static int snd_msndmix_volume_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = 100; return 0; }

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static int snd_msndmix_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol); int addr = kcontrol->private_value; unsigned long flags; spin_lock_irqsave(&msnd->mixer_lock, flags); ucontrol->value.integer.value[0] = msnd->left_levels[addr] * 100; ucontrol->value.integer.value[0] /= 0xFFFF; ucontrol->value.integer.value[1] = msnd->right_levels[addr] * 100; ucontrol->value.integer.value[1] /= 0xFFFF; spin_unlock_irqrestore(&msnd->mixer_lock, flags); return 0; }

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#define update_volm(a, b) \ do { \ writew((dev->left_levels[a] >> 1) * \ readw(dev->SMA + SMA_wCurrMastVolLeft) / 0xffff, \ dev->SMA + SMA_##b##Left); \ writew((dev->right_levels[a] >> 1) * \ readw(dev->SMA + SMA_wCurrMastVolRight) / 0xffff, \ dev->SMA + SMA_##b##Right); \ } while (0); #define update_potm(d, s, ar) \ do { \ writeb((dev->left_levels[d] >> 8) * \ readw(dev->SMA + SMA_wCurrMastVolLeft) / 0xffff, \ dev->SMA + SMA_##s##Left); \ writeb((dev->right_levels[d] >> 8) * \ readw(dev->SMA + SMA_wCurrMastVolRight) / 0xffff, \ dev->SMA + SMA_##s##Right); \ if (snd_msnd_send_word(dev, 0, 0, ar) == 0) \ snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); \ } while (0); #define update_pot(d, s, ar) \ do { \ writeb(dev->left_levels[d] >> 8, \ dev->SMA + SMA_##s##Left); \ writeb(dev->right_levels[d] >> 8, \ dev->SMA + SMA_##s##Right); \ if (snd_msnd_send_word(dev, 0, 0, ar) == 0) \ snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); \ } while (0);
static int snd_msndmix_set(struct snd_msnd *dev, int d, int left, int right) { int bLeft, bRight; int wLeft, wRight; int updatemaster = 0; if (d >= LEVEL_ENTRIES) return -EINVAL; bLeft = left * 0xff / 100; wLeft = left * 0xffff / 100; bRight = right * 0xff / 100; wRight = right * 0xffff / 100; dev->left_levels[d] = wLeft; dev->right_levels[d] = wRight; switch (d) { /* master volume unscaled controls */ case MSND_MIXER_LINE: /* line pot control */ /* scaled by IMIX in digital mix */ writeb(bLeft, dev->SMA + SMA_bInPotPosLeft); writeb(bRight, dev->SMA + SMA_bInPotPosRight); if (snd_msnd_send_word(dev, 0, 0, HDEXAR_IN_SET_POTS) == 0) snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); break; case MSND_MIXER_MIC: /* mic pot control */ if (dev->type == msndClassic) return -EINVAL; /* scaled by IMIX in digital mix */ writeb(bLeft, dev->SMA + SMA_bMicPotPosLeft); writeb(bRight, dev->SMA + SMA_bMicPotPosRight); if (snd_msnd_send_word(dev, 0, 0, HDEXAR_MIC_SET_POTS) == 0) snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); break; case MSND_MIXER_VOLUME: /* master volume */ writew(wLeft, dev->SMA + SMA_wCurrMastVolLeft); writew(wRight, dev->SMA + SMA_wCurrMastVolRight); /* fall through */ case MSND_MIXER_AUX: /* aux pot control */ /* scaled by master volume */ /* fall through */ /* digital controls */ case MSND_MIXER_SYNTH: /* synth vol (dsp mix) */ case MSND_MIXER_PCM: /* pcm vol (dsp mix) */ case MSND_MIXER_IMIX: /* input monitor (dsp mix) */ /* scaled by master volume */ updatemaster = 1; break; default: return -EINVAL; } if (updatemaster) { /* update master volume scaled controls */ update_volm(MSND_MIXER_PCM, wCurrPlayVol); update_volm(MSND_MIXER_IMIX, wCurrInVol); if (dev->type == msndPinnacle) update_volm(MSND_MIXER_SYNTH, wCurrMHdrVol); update_potm(MSND_MIXER_AUX, bAuxPotPos, HDEXAR_AUX_SET_POTS); } return 0; }

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static int snd_msndmix_volume_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol); int change, addr = kcontrol->private_value; int left, right; unsigned long flags; left = ucontrol->value.integer.value[0] % 101; right = ucontrol->value.integer.value[1] % 101; spin_lock_irqsave(&msnd->mixer_lock, flags); change = msnd->left_levels[addr] != left || msnd->right_levels[addr] != right; snd_msndmix_set(msnd, addr, left, right); spin_unlock_irqrestore(&msnd->mixer_lock, flags); return change; }

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#define DUMMY_VOLUME(xname, xindex, addr) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ .info = snd_msndmix_volume_info, \ .get = snd_msndmix_volume_get, .put = snd_msndmix_volume_put, \ .private_value = addr } static struct snd_kcontrol_new snd_msnd_controls[] = { DUMMY_VOLUME("Master Volume", 0, MSND_MIXER_VOLUME), DUMMY_VOLUME("PCM Volume", 0, MSND_MIXER_PCM), DUMMY_VOLUME("Aux Volume", 0, MSND_MIXER_AUX), DUMMY_VOLUME("Line Volume", 0, MSND_MIXER_LINE), DUMMY_VOLUME("Mic Volume", 0, MSND_MIXER_MIC), DUMMY_VOLUME("Monitor", 0, MSND_MIXER_IMIX), { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Capture Source", .info = snd_msndmix_info_mux, .get = snd_msndmix_get_mux, .put = snd_msndmix_put_mux, } };
int snd_msndmix_new(struct snd_card *card) { struct snd_msnd *chip = card->private_data; unsigned int idx; int err; if (snd_BUG_ON(!chip)) return -EINVAL; spin_lock_init(&chip->mixer_lock); strcpy(card->mixername, "MSND Pinnacle Mixer"); for (idx = 0; idx < ARRAY_SIZE(snd_msnd_controls); idx++) { err = snd_ctl_add(card, snd_ctl_new1(snd_msnd_controls + idx, chip)); if (err < 0) return err; } return 0; }

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EXPORT_SYMBOL(snd_msndmix_new);
void snd_msndmix_setup(struct snd_msnd *dev) { update_pot(MSND_MIXER_LINE, bInPotPos, HDEXAR_IN_SET_POTS); update_potm(MSND_MIXER_AUX, bAuxPotPos, HDEXAR_AUX_SET_POTS); update_volm(MSND_MIXER_PCM, wCurrPlayVol); update_volm(MSND_MIXER_IMIX, wCurrInVol); if (dev->type == msndPinnacle) { update_pot(MSND_MIXER_MIC, bMicPotPos, HDEXAR_MIC_SET_POTS); update_volm(MSND_MIXER_SYNTH, wCurrMHdrVol); } }

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EXPORT_SYMBOL(snd_msndmix_setup);
int snd_msndmix_force_recsrc(struct snd_msnd *dev, int recsrc) { dev->recsrc = -1; return snd_msndmix_set_mux(dev, recsrc); }

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EXPORT_SYMBOL(snd_msndmix_force_recsrc);

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Directory: sound/isa/msnd
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