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Commit 1cb0fdeb authored by Krzysztof Helt's avatar Krzysztof Helt Committed by Takashi Iwai
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ALSA: sscape: force AD1848 codec mode on old Soundscape 



Old Soundscape cards (pre PnP) work only with AD1848 codecs.
If the CS4231 codec is installed it must be used in AD1848
compatible mode.

Also, add gameport support and remove an unused mpu field.

Signed-off-by: default avatarKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent bcde1f8a

Documentation/sound/alsa/ALSA-Configuration.txt

+1 −0
Original line number Original line Diff line number Diff line
@@ -1639,6 +1639,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. 
    mpu_irq	- MPU-401 IRQ # (PnP setup)

    mpu_irq	- MPU-401 IRQ # (PnP setup)

    dma		- DMA # (PnP setup)

    dma		- DMA # (PnP setup)

    dma2	- 2nd DMA # (PnP setup, -1 to disable)

    dma2	- 2nd DMA # (PnP setup, -1 to disable)

    joystick	- Enable gameport - 0 = disable (default), 1 = enable





    This module supports multiple cards.

    This module supports multiple cards.

sound/isa/sscape.c

+29 −4
Original line number Original line Diff line number Diff line
@@ -54,6 +54,7 @@ static int irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ; 
static int mpu_irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ;

static int mpu_irq[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_IRQ;

static int dma[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;

static int dma[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;

static int dma2[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;

static int dma2[SNDRV_CARDS] __devinitdata = SNDRV_DEFAULT_DMA;

static bool joystick[SNDRV_CARDS] __devinitdata;





module_param_array(index, int, NULL, 0444);

module_param_array(index, int, NULL, 0444);

MODULE_PARM_DESC(index, "Index number for SoundScape soundcard");

MODULE_PARM_DESC(index, "Index number for SoundScape soundcard");
@@ -79,6 +80,9 @@ MODULE_PARM_DESC(dma, "DMA # for SoundScape driver."); 
module_param_array(dma2, int, NULL, 0444);

module_param_array(dma2, int, NULL, 0444);

MODULE_PARM_DESC(dma2, "DMA2 # for SoundScape driver.");

MODULE_PARM_DESC(dma2, "DMA2 # for SoundScape driver.");





module_param_array(joystick, bool, NULL, 0444);

MODULE_PARM_DESC(joystick, "Enable gameport.");



#ifdef CONFIG_PNP

#ifdef CONFIG_PNP

static int isa_registered;

static int isa_registered;

static int pnp_registered;

static int pnp_registered;
@@ -145,7 +149,6 @@ struct soundscape { 
	struct resource *io_res;

	struct resource *io_res;

	struct resource *wss_res;

	struct resource *wss_res;

	struct snd_wss *chip;

	struct snd_wss *chip;

	struct snd_mpu401 *mpu;





	unsigned char midi_vol;

	unsigned char midi_vol;

};

};
@@ -815,7 +818,6 @@ static int __devinit create_mpu401(struct snd_card *card, int devnum, unsigned l 
		mpu->open_input = mpu401_open;

		mpu->open_input = mpu401_open;

		mpu->open_output = mpu401_open;

		mpu->open_output = mpu401_open;

		mpu->private_data = sscape;

		mpu->private_data = sscape;

		sscape->mpu = mpu;





		initialise_mpu401(mpu);

		initialise_mpu401(mpu);

	}

	}
@@ -836,12 +838,30 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port, 
	register struct soundscape *sscape = get_card_soundscape(card);

	register struct soundscape *sscape = get_card_soundscape(card);

	struct snd_wss *chip;

	struct snd_wss *chip;

	int err;

	int err;

	int codec_type = WSS_HW_DETECT;





	if (sscape->type == SSCAPE_VIVO)

	switch (sscape->type) {

	case MEDIA_FX:

	case SSCAPE:

		/*

		 * There are some freak examples of early Soundscape cards

		 * with CS4231 instead of AD1848/CS4248. Unfortunately, the

		 * CS4231 works only in CS4248 compatibility mode on

		 * these cards so force it.

		 */

		if (sscape->ic_type != IC_OPUS)

			codec_type = WSS_HW_AD1848;

		break;



	case SSCAPE_VIVO:

		port += 4;

		port += 4;

		break;

	default:

		break;

	}





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

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

			     WSS_HW_DETECT, WSS_HWSHARE_DMA1, &chip);

			     codec_type, WSS_HWSHARE_DMA1, &chip);

	if (!err) {

	if (!err) {

		unsigned long flags;

		unsigned long flags;

		struct snd_pcm *pcm;

		struct snd_pcm *pcm;
@@ -927,6 +947,7 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
	struct resource *wss_res;

	struct resource *wss_res;

	unsigned long flags;

	unsigned long flags;

	int err;

	int err;

	int val;

	const char *name;

	const char *name;





	/*

	/*
@@ -1026,6 +1047,10 @@ static int __devinit create_sscape(int dev, struct snd_card *card) 
	sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20);

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





	mpu_irq_cfg |= mpu_irq_cfg << 2;

	mpu_irq_cfg |= mpu_irq_cfg << 2;

	val = sscape_read_unsafe(sscape->io_base, GA_HMCTL_REG) & 0xF7;

	if (joystick[dev])

		val |= 8;

	sscape_write_unsafe(sscape->io_base, GA_HMCTL_REG, val | 0x10);

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

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

	sscape_write_unsafe(sscape->io_base,

	sscape_write_unsafe(sscape->io_base,

			    GA_CDCFG_REG, 0x09 | DMA_8BIT

			    GA_CDCFG_REG, 0x09 | DMA_8BIT