ALSA: Turtle Beach Multisound Classic/Pinnacle driver

This is driver for Turtle Beach Multisound cards:
Classic, Fiji and Pinnacle.

Tested pcm playback and recording and MIDI playback
on Multisound Pinnacle.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 343 insertions, 0 deletions

diff --git a/sound/isa/msnd/msnd_pinnacle_mixer.c b/sound/isa/msnd/msnd_pinnacle_mixer.c
new file mode 100644
index 000000000000..494058a1a502
--- /dev/null
+++ b/sound/isa/msnd/msnd_pinnacle_mixer.c
@@ -0,0 +1,343 @@
+/***************************************************************************
+                          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 <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 char *texts[3] = {
+                "Analog", "MASS", "SPDIF",
+        };
+        struct snd_msnd *chip = snd_kcontrol_chip(kcontrol);
+        unsigned items = test_bit(F_HAVEDIGITAL, &chip->flags) ? 3 : 2;
+
+        uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+        uinfo->count = 1;
+        uinfo->value.enumerated.items = items;
+        if (uinfo->value.enumerated.item >= items)
+                uinfo->value.enumerated.item = items - 1;
+        strcpy(uinfo->value.enumerated.name,
+                texts[uinfo->value.enumerated.item]);
+        return 0;
+}
+
+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;
+}
+
+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;
+}
+
+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]);
+}
+
+
+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;
+}
+
+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;
+}
+
+#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;
+}
+
+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;
+}
+
+
+#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 __devinit 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;
+}
+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);
+        }
+}
+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);
+}
+EXPORT_SYMBOL(snd_msndmix_force_recsrc);