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Commit f0968e3f authored by Krzysztof Helt's avatar Krzysztof Helt Committed by Takashi Iwai
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ALSA: sscape: add supoort for SPEA Media FX/Reveal SC-600 



Move code from the OSS sscape driver in order to support old Soundscape OEM models.

Signed-off-by: default avatarKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 4f272341

sound/isa/Kconfig

+4 −2
Original line number Diff line number Diff line
@@ -377,10 +377,12 @@ config SND_SSCAPE 
	select SND_WSS_LIB

	help

	  Say Y here to include support for Ensoniq SoundScape 

	  soundcards.

	  and Ensoniq OEM soundcards.



	  The PCM audio is supported on SoundScape Classic, Elite, PnP

	  and VIVO cards. The MIDI support is very experimental.

	  and VIVO cards. The supported OEM cards are SPEA Media FX and

	  Reveal SC-600.

	  The MIDI support is very experimental.



	  To compile this driver as a module, choose M here: the module

	  will be called snd-sscape.

sound/isa/sscape.c

+82 −34
Original line number Diff line number Diff line
@@ -127,7 +127,8 @@ enum GA_REG { 




enum card_type {

	SSCAPE,

	MEDIA_FX,	/* Sequoia S-1000 */

	SSCAPE,		/* Sequoia S-2000 */

	SSCAPE_PNP,

	SSCAPE_VIVO,

};
@@ -784,20 +785,25 @@ static struct snd_kcontrol_new midi_mixer_ctl = { 
 * These IRQs are encoded as bit patterns so that they can be

 * written to the control registers.

 */

static unsigned __devinit get_irq_config(int irq)

static unsigned __devinit get_irq_config(int sscape_type, int irq)

{

	static const int valid_irq[] = { 9, 5, 7, 10 };

	static const int old_irq[] = { 9, 7, 5, 15 };

	unsigned cfg;



	for (cfg = 0; cfg < ARRAY_SIZE(valid_irq); ++cfg) {

	if (sscape_type == MEDIA_FX) {

		for (cfg = 0; cfg < ARRAY_SIZE(old_irq); ++cfg)

			if (irq == old_irq[cfg])

				return cfg;

	} else {

		for (cfg = 0; cfg < ARRAY_SIZE(valid_irq); ++cfg)

			if (irq == valid_irq[cfg])

				return cfg;

	} /* for */

	}



	return INVALID_IRQ;

}





/*

 * Perform certain arcane port-checks to see whether there

 * is a SoundScape board lurking behind the given ports.
@@ -842,11 +848,39 @@ static int __devinit detect_sscape(struct soundscape *s, long wss_io) 
	if (s->type != SSCAPE_VIVO && (d & 0x9f) != 0x0e)

		goto _done;



	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;

	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);

	if (s->ic_type == IC_OPUS)

		activate_ad1845_unsafe(s->io_base);



	if (s->type == SSCAPE_VIVO)

		wss_io += 4;



	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;

	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);



	/* wait for WSS codec */

	for (d = 0; d < 500; d++) {

		if ((inb(wss_io) & 0x80) == 0)

			break;

		spin_unlock_irqrestore(&s->lock, flags);

		msleep(1);

		spin_lock_irqsave(&s->lock, flags);

	}

	snd_printd(KERN_INFO "init delay = %d ms\n", d);



	if ((inb(wss_io) & 0x80) != 0)

		goto _done;



	if (inb(wss_io + 2) == 0xff)

		goto _done;



	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;

	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d);



	if ((inb(wss_io) & 0x80) != 0)

		s->type = MEDIA_FX;



	d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;

	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);

	/* wait for WSS codec */

	for (d = 0; d < 500; d++) {

		if ((inb(wss_io) & 0x80) == 0)
@@ -954,9 +988,6 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port, 
	if (sscape->type == SSCAPE_VIVO)

		port += 4;



	if (dma1 == dma2)

		dma2 = -1;



	err = snd_wss_create(card, port, -1, irq, dma1, dma2,

			     WSS_HW_DETECT, WSS_HWSHARE_DMA1, &chip);

	if (!err) {
@@ -1051,21 +1082,7 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
	struct resource *wss_res;

	unsigned long flags;

	int err;



	/*

	 * Check that the user didn't pass us garbage data ...

	 */

	irq_cfg = get_irq_config(irq[dev]);

	if (irq_cfg == INVALID_IRQ) {

		snd_printk(KERN_ERR "sscape: Invalid IRQ %d\n", irq[dev]);

		return -ENXIO;

	}



	mpu_irq_cfg = get_irq_config(mpu_irq[dev]);

	if (mpu_irq_cfg == INVALID_IRQ) {

		printk(KERN_ERR "sscape: Invalid IRQ %d\n", mpu_irq[dev]);

		return -ENXIO;

	}

	const char *name;



	/*

	 * Grab IO ports that we will need to probe so that we
@@ -1109,8 +1126,41 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
		goto _release_dma;

	}



	printk(KERN_INFO "sscape: hardware detected at 0x%x, using IRQ %d, DMA %d\n",

			 sscape->io_base, irq[dev], dma[dev]);

	switch (sscape->type) {

	case MEDIA_FX:

		name = "MediaFX/SoundFX";

		break;

	case SSCAPE:

		name = "Soundscape";

		break;

	case SSCAPE_PNP:

		name = "Soundscape PnP";

		break;

	case SSCAPE_VIVO:

		name = "Soundscape VIVO";

		break;

	default:

		name = "unknown Soundscape";

		break;

	}



	printk(KERN_INFO "sscape: %s card detected at 0x%x, using IRQ %d, DMA %d\n",

			 name, sscape->io_base, irq[dev], dma[dev]);



	/*

	 * Check that the user didn't pass us garbage data ...

	 */

	irq_cfg = get_irq_config(sscape->type, irq[dev]);

	if (irq_cfg == INVALID_IRQ) {

		snd_printk(KERN_ERR "sscape: Invalid IRQ %d\n", irq[dev]);

		return -ENXIO;

	}



	mpu_irq_cfg = get_irq_config(sscape->type, mpu_irq[dev]);

	if (mpu_irq_cfg == INVALID_IRQ) {

		printk(KERN_ERR "sscape: Invalid IRQ %d\n", mpu_irq[dev]);

		return -ENXIO;

	}



	if (sscape->type != SSCAPE_VIVO) {

		/*
@@ -1141,8 +1191,6 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
	 */

	spin_lock_irqsave(&sscape->lock, flags);



	activate_ad1845_unsafe(sscape->io_base);



	sscape_write_unsafe(sscape->io_base, GA_INTENA_REG, 0x00); /* disable */

	sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2e);

	sscape_write_unsafe(sscape->io_base, GA_SMCFGB_REG, 0x00);
@@ -1151,12 +1199,12 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
	 * Enable and configure the DMA channels ...

	 */

	sscape_write_unsafe(sscape->io_base, GA_DMACFG_REG, 0x50);

	dma_cfg = (sscape->ic_type == IC_ODIE ? 0x70 : 0x40);

	dma_cfg = (sscape->ic_type == IC_OPUS ? 0x40 : 0x70);

	sscape_write_unsafe(sscape->io_base, GA_DMAA_REG, dma_cfg);

	sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20);



	sscape_write_unsafe(sscape->io_base,

	                    GA_INTCFG_REG, 0xf0 | (mpu_irq_cfg << 2) | mpu_irq_cfg);

	mpu_irq_cfg |= mpu_irq_cfg << 2;

	sscape_write_unsafe(sscape->io_base, GA_INTCFG_REG, 0xf0 | mpu_irq_cfg);

	sscape_write_unsafe(sscape->io_base,

			    GA_CDCFG_REG, 0x09 | DMA_8BIT

			    | (dma[dev] << 4) | (irq_cfg << 1));