[deliverable/linux.git] / sound / isa / msnd / msnd_pinnacle_mixer.c

/***************************************************************************
			  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);
Commit	Line	Data
f6c63835 KH	1	/***************************************************************************
	2	msnd_pinnacle_mixer.c - description
	3	-------------------
	4	begin : Fre Jun 7 2002
	5	copyright : (C) 2002 by karsten wiese
	6	email : annabellesgarden@yahoo.de
	7	***************************************************************************/
	8
	9	/***************************************************************************
	10	* *
	11	* This program is free software; you can redistribute it and/or modify *
	12	* it under the terms of the GNU General Public License as published by *
	13	* the Free Software Foundation; either version 2 of the License, or *
	14	* (at your option) any later version. *
	15	* *
	16	***************************************************************************/
	17
	18	#include <linux/io.h>
	19
	20	#include <sound/core.h>
	21	#include <sound/control.h>
	22	#include "msnd.h"
	23	#include "msnd_pinnacle.h"
	24
	25
	26	#define MSND_MIXER_VOLUME 0
	27	#define MSND_MIXER_PCM 1
	28	#define MSND_MIXER_AUX 2 /* Input source 1 (aux1) */
	29	#define MSND_MIXER_IMIX 3 /* Recording monitor */
	30	#define MSND_MIXER_SYNTH 4
	31	#define MSND_MIXER_SPEAKER 5
	32	#define MSND_MIXER_LINE 6
	33	#define MSND_MIXER_MIC 7
	34	#define MSND_MIXER_RECLEV 11 /* Recording level */
	35	#define MSND_MIXER_IGAIN 12 /* Input gain */
	36	#define MSND_MIXER_OGAIN 13 /* Output gain */
	37	#define MSND_MIXER_DIGITAL 17 /* Digital (input) 1 */
	38
	39	/* Device mask bits */
	40
	41	#define MSND_MASK_VOLUME (1 << MSND_MIXER_VOLUME)
	42	#define MSND_MASK_SYNTH (1 << MSND_MIXER_SYNTH)
	43	#define MSND_MASK_PCM (1 << MSND_MIXER_PCM)
	44	#define MSND_MASK_SPEAKER (1 << MSND_MIXER_SPEAKER)
	45	#define MSND_MASK_LINE (1 << MSND_MIXER_LINE)
	46	#define MSND_MASK_MIC (1 << MSND_MIXER_MIC)
	47	#define MSND_MASK_IMIX (1 << MSND_MIXER_IMIX)
	48	#define MSND_MASK_RECLEV (1 << MSND_MIXER_RECLEV)
	49	#define MSND_MASK_IGAIN (1 << MSND_MIXER_IGAIN)
	50	#define MSND_MASK_OGAIN (1 << MSND_MIXER_OGAIN)
	51	#define MSND_MASK_AUX (1 << MSND_MIXER_AUX)
	52	#define MSND_MASK_DIGITAL (1 << MSND_MIXER_DIGITAL)
	53
	54	static int snd_msndmix_info_mux(struct snd_kcontrol *kcontrol,
	55	struct snd_ctl_elem_info *uinfo)
	56	{
	57	static char *texts[3] = {
	58	"Analog", "MASS", "SPDIF",
	59	};
	60	struct snd_msnd *chip = snd_kcontrol_chip(kcontrol);
	61	unsigned items = test_bit(F_HAVEDIGITAL, &chip->flags) ? 3 : 2;
	62
	63	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	64	uinfo->count = 1;
65	uinfo->value.enumerated.items = items;
66	if (uinfo->value.enumerated.item >= items)
67	uinfo->value.enumerated.item = items - 1;
68	strcpy(uinfo->value.enumerated.name,
69	texts[uinfo->value.enumerated.item]);
70	return 0;
71	}
72
73	static int snd_msndmix_get_mux(struct snd_kcontrol *kcontrol,
74	struct snd_ctl_elem_value *ucontrol)
75	{
76	struct snd_msnd *chip = snd_kcontrol_chip(kcontrol);
77	/* MSND_MASK_IMIX is the default */
78	ucontrol->value.enumerated.item[0] = 0;
79
80	if (chip->recsrc & MSND_MASK_SYNTH) {
81	ucontrol->value.enumerated.item[0] = 1;
82	} else if ((chip->recsrc & MSND_MASK_DIGITAL) &&
83	test_bit(F_HAVEDIGITAL, &chip->flags)) {
84	ucontrol->value.enumerated.item[0] = 2;
85	}
86
87
88	return 0;
89	}
90
91	static int snd_msndmix_set_mux(struct snd_msnd *chip, int val)
92	{
93	unsigned newrecsrc;
94	int change;
95	unsigned char msndbyte;
96
97	switch (val) {
98	case 0:
99	newrecsrc = MSND_MASK_IMIX;
100	msndbyte = HDEXAR_SET_ANA_IN;
101	break;
102	case 1:
103	newrecsrc = MSND_MASK_SYNTH;
104	msndbyte = HDEXAR_SET_SYNTH_IN;
105	break;
106	case 2:
107	newrecsrc = MSND_MASK_DIGITAL;
108	msndbyte = HDEXAR_SET_DAT_IN;
109	break;
110	default:
111	return -EINVAL;
112	}
113	change = newrecsrc != chip->recsrc;
114	if (change) {
115	change = 0;
116	if (!snd_msnd_send_word(chip, 0, 0, msndbyte))
117	if (!snd_msnd_send_dsp_cmd(chip, HDEX_AUX_REQ)) {
118	chip->recsrc = newrecsrc;
119	change = 1;
120	}
121	}
122	return change;
123	}
124
125	static int snd_msndmix_put_mux(struct snd_kcontrol *kcontrol,
126	struct snd_ctl_elem_value *ucontrol)
127	{
128	struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol);
129	return snd_msndmix_set_mux(msnd, ucontrol->value.enumerated.item[0]);
130	}
131
132
133	static int snd_msndmix_volume_info(struct snd_kcontrol *kcontrol,
134	struct snd_ctl_elem_info *uinfo)
135	{
136	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
137	uinfo->count = 2;
138	uinfo->value.integer.min = 0;
139	uinfo->value.integer.max = 100;
140	return 0;
141	}
142
143	static int snd_msndmix_volume_get(struct snd_kcontrol *kcontrol,
144	struct snd_ctl_elem_value *ucontrol)
145	{
146	struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol);
147	int addr = kcontrol->private_value;
148	unsigned long flags;
149
150	spin_lock_irqsave(&msnd->mixer_lock, flags);
151	ucontrol->value.integer.value[0] = msnd->left_levels[addr] * 100;
152	ucontrol->value.integer.value[0] /= 0xFFFF;
153	ucontrol->value.integer.value[1] = msnd->right_levels[addr] * 100;
154	ucontrol->value.integer.value[1] /= 0xFFFF;
155	spin_unlock_irqrestore(&msnd->mixer_lock, flags);
156	return 0;
157	}
158
159	#define update_volm(a, b) \
160	do { \
161	writew((dev->left_levels[a] >> 1) * \
162	readw(dev->SMA + SMA_wCurrMastVolLeft) / 0xffff, \
163	dev->SMA + SMA_##b##Left); \
164	writew((dev->right_levels[a] >> 1) * \
165	readw(dev->SMA + SMA_wCurrMastVolRight) / 0xffff, \
166	dev->SMA + SMA_##b##Right); \
167	} while (0);
168
169	#define update_potm(d, s, ar) \
170	do { \
171	writeb((dev->left_levels[d] >> 8) * \
172	readw(dev->SMA + SMA_wCurrMastVolLeft) / 0xffff, \
173	dev->SMA + SMA_##s##Left); \
174	writeb((dev->right_levels[d] >> 8) * \
175	readw(dev->SMA + SMA_wCurrMastVolRight) / 0xffff, \
176	dev->SMA + SMA_##s##Right); \
177	if (snd_msnd_send_word(dev, 0, 0, ar) == 0) \
178	snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); \
179	} while (0);
180
181	#define update_pot(d, s, ar) \
182	do { \
183	writeb(dev->left_levels[d] >> 8, \
184	dev->SMA + SMA_##s##Left); \
185	writeb(dev->right_levels[d] >> 8, \
186	dev->SMA + SMA_##s##Right); \
187	if (snd_msnd_send_word(dev, 0, 0, ar) == 0) \
188	snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ); \
189	} while (0);
190
191
192	static int snd_msndmix_set(struct snd_msnd *dev, int d, int left, int right)
193	{
194	int bLeft, bRight;
195	int wLeft, wRight;
196	int updatemaster = 0;
197
198	if (d >= LEVEL_ENTRIES)
199	return -EINVAL;
200
201	bLeft = left * 0xff / 100;
202	wLeft = left * 0xffff / 100;
203
204	bRight = right * 0xff / 100;
205	wRight = right * 0xffff / 100;
206
207	dev->left_levels[d] = wLeft;
208	dev->right_levels[d] = wRight;
209
210	switch (d) {
211	/* master volume unscaled controls */
212	case MSND_MIXER_LINE: /* line pot control */
213	/* scaled by IMIX in digital mix */
214	writeb(bLeft, dev->SMA + SMA_bInPotPosLeft);
215	writeb(bRight, dev->SMA + SMA_bInPotPosRight);
216	if (snd_msnd_send_word(dev, 0, 0, HDEXAR_IN_SET_POTS) == 0)
217	snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ);
218	break;
219	case MSND_MIXER_MIC: /* mic pot control */
220	if (dev->type == msndClassic)
221	return -EINVAL;
222	/* scaled by IMIX in digital mix */
223	writeb(bLeft, dev->SMA + SMA_bMicPotPosLeft);
224	writeb(bRight, dev->SMA + SMA_bMicPotPosRight);
225	if (snd_msnd_send_word(dev, 0, 0, HDEXAR_MIC_SET_POTS) == 0)
226	snd_msnd_send_dsp_cmd(dev, HDEX_AUX_REQ);
227	break;
228	case MSND_MIXER_VOLUME: /* master volume */
229	writew(wLeft, dev->SMA + SMA_wCurrMastVolLeft);
230	writew(wRight, dev->SMA + SMA_wCurrMastVolRight);
231	/* fall through */
232
233	case MSND_MIXER_AUX: /* aux pot control */
234	/* scaled by master volume */
235	/* fall through */
236
237	/* digital controls */
238	case MSND_MIXER_SYNTH: /* synth vol (dsp mix) */
239	case MSND_MIXER_PCM: /* pcm vol (dsp mix) */
240	case MSND_MIXER_IMIX: /* input monitor (dsp mix) */
241	/* scaled by master volume */
242	updatemaster = 1;
243	break;
244
245	default:
246	return -EINVAL;
247	}
248
249	if (updatemaster) {
250	/* update master volume scaled controls */
251	update_volm(MSND_MIXER_PCM, wCurrPlayVol);
252	update_volm(MSND_MIXER_IMIX, wCurrInVol);
253	if (dev->type == msndPinnacle)
254	update_volm(MSND_MIXER_SYNTH, wCurrMHdrVol);
255	update_potm(MSND_MIXER_AUX, bAuxPotPos, HDEXAR_AUX_SET_POTS);
256	}
257
258	return 0;
259	}
260
261	static int snd_msndmix_volume_put(struct snd_kcontrol *kcontrol,
262	struct snd_ctl_elem_value *ucontrol)
263	{
264	struct snd_msnd *msnd = snd_kcontrol_chip(kcontrol);
265	int change, addr = kcontrol->private_value;
266	int left, right;
267	unsigned long flags;
268
269	left = ucontrol->value.integer.value[0] % 101;
270	right = ucontrol->value.integer.value[1] % 101;
271	spin_lock_irqsave(&msnd->mixer_lock, flags);
272	change = msnd->left_levels[addr] != left
273	\|\| msnd->right_levels[addr] != right;
274	snd_msndmix_set(msnd, addr, left, right);
275	spin_unlock_irqrestore(&msnd->mixer_lock, flags);
276	return change;
277	}
278
279
280	#define DUMMY_VOLUME(xname, xindex, addr) \
281	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
282	.info = snd_msndmix_volume_info, \
283	.get = snd_msndmix_volume_get, .put = snd_msndmix_volume_put, \
284	.private_value = addr }
285
286
287	static struct snd_kcontrol_new snd_msnd_controls[] = {
288	DUMMY_VOLUME("Master Volume", 0, MSND_MIXER_VOLUME),
289	DUMMY_VOLUME("PCM Volume", 0, MSND_MIXER_PCM),
290	DUMMY_VOLUME("Aux Volume", 0, MSND_MIXER_AUX),
291	DUMMY_VOLUME("Line Volume", 0, MSND_MIXER_LINE),
292	DUMMY_VOLUME("Mic Volume", 0, MSND_MIXER_MIC),
293	DUMMY_VOLUME("Monitor", 0, MSND_MIXER_IMIX),
294	{
295	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
296	.name = "Capture Source",
297	.info = snd_msndmix_info_mux,
298	.get = snd_msndmix_get_mux,
299	.put = snd_msndmix_put_mux,
300	}
301	};
302
303
304	int __devinit snd_msndmix_new(struct snd_card *card)
305	{
306	struct snd_msnd *chip = card->private_data;
307	unsigned int idx;
308	int err;
309
310	if (snd_BUG_ON(!chip))
311	return -EINVAL;
312	spin_lock_init(&chip->mixer_lock);
313	strcpy(card->mixername, "MSND Pinnacle Mixer");
314
315	for (idx = 0; idx < ARRAY_SIZE(snd_msnd_controls); idx++)
316	err = snd_ctl_add(card,
317	snd_ctl_new1(snd_msnd_controls + idx, chip));
318	if (err < 0)
319	return err;
320
321	return 0;
322	}
323	EXPORT_SYMBOL(snd_msndmix_new);
324
325	void snd_msndmix_setup(struct snd_msnd *dev)
326	{
327	update_pot(MSND_MIXER_LINE, bInPotPos, HDEXAR_IN_SET_POTS);
328	update_potm(MSND_MIXER_AUX, bAuxPotPos, HDEXAR_AUX_SET_POTS);
329	update_volm(MSND_MIXER_PCM, wCurrPlayVol);
330	update_volm(MSND_MIXER_IMIX, wCurrInVol);
331	if (dev->type == msndPinnacle) {
332	update_pot(MSND_MIXER_MIC, bMicPotPos, HDEXAR_MIC_SET_POTS);
333	update_volm(MSND_MIXER_SYNTH, wCurrMHdrVol);
334	}
335	}
336	EXPORT_SYMBOL(snd_msndmix_setup);
337
338	int snd_msndmix_force_recsrc(struct snd_msnd *dev, int recsrc)
339	{
340	dev->recsrc = -1;
341	return snd_msndmix_set_mux(dev, recsrc);
342	}
343	EXPORT_SYMBOL(snd_msndmix_force_recsrc);