344 lines
		
	
	
	
		
			10 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			344 lines
		
	
	
	
		
			10 KiB
			
		
	
	
	
		
			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); |