[alsa-devel] [PATCH] jazz16: Add support for Media Vision Jazz16 chipset

Takashi Iwai tiwai at suse.de
Mon Dec 21 12:23:29 CET 2009


At Sun, 20 Dec 2009 19:01:50 +0100,
Krzysztof Helt wrote:
> 
> From: Krzysztof Helt <krzysztof.h1 at wp.pl>
> 
> This is one of Sound Blaster Pro compatible chipsets which is supported
> by Linux OSS driver and was missing native supoort for ALSA.
> 
> The Jazz16 audio codec is Crystal CS4216 which is capable
> of playback and recording up to 48 kHz stereo.
> 
> Signed-off-by: Krzysztof Helt <krzysztof.h1 at wp.pl>

Applied.  Could you add the entry to ALSA-Configuration.txt, too?


thanks,

Takashi


> ---
>  include/sound/sb.h       |    1 +
>  sound/isa/Kconfig        |   16 ++
>  sound/isa/sb/Makefile    |    2 +
>  sound/isa/sb/jazz16.c    |  385 ++++++++++++++++++++++++++++++++++++++++++++++
>  sound/isa/sb/sb8_main.c  |  117 ++++++++++++--
>  sound/isa/sb/sb_common.c |    3 +
>  sound/isa/sb/sb_mixer.c  |    3 +
>  7 files changed, 511 insertions(+), 16 deletions(-)
>  create mode 100644 sound/isa/sb/jazz16.c
> 
> diff --git a/include/sound/sb.h b/include/sound/sb.h
> index 4e62ee1..9535354 100644
> --- a/include/sound/sb.h
> +++ b/include/sound/sb.h
> @@ -33,6 +33,7 @@ enum sb_hw_type {
>  	SB_HW_20,
>  	SB_HW_201,
>  	SB_HW_PRO,
> +	SB_HW_JAZZ16,		/* Media Vision Jazz16 */
>  	SB_HW_16,
>  	SB_HW_16CSP,		/* SB16 with CSP chip */
>  	SB_HW_ALS100,		/* Avance Logic ALS100 chip */
> diff --git a/sound/isa/Kconfig b/sound/isa/Kconfig
> index 8ebd070..2024d3e 100644
> --- a/sound/isa/Kconfig
> +++ b/sound/isa/Kconfig
> @@ -239,6 +239,22 @@ config SND_INTERWAVE_STB
>  	  To compile this driver as a module, choose M here: the module
>  	  will be called snd-interwave-stb.
>  
> +config SND_JAZZ16
> +	tristate "Media Vision Jazz16 card and compatibles"
> +	select SND_OPL3_LIB
> +	select SND_MPU401_UART
> +	select SND_SB8_DSP
> +	help
> +	  Say Y here to include support for soundcards based on the
> +	  Media Vision Jazz16 chipset: digital chip MVD1216 (Jazz16),
> +	  codec MVA416 (CS4216) and mixer MVA514 (ICS2514).
> +	  Media Vision's Jazz16 cards were sold under names Pro Sonic 16,
> +	  Premium 3-D and Pro 3-D. There were also OEMs cards with the
> +	  Jazz16 chipset.
> +
> +	  To compile this driver as a module, choose M here: the module
> +	  will be called snd-jazz16.
> +
>  config SND_OPL3SA2
>  	tristate "Yamaha OPL3-SA2/SA3"
>  	select SND_OPL3_LIB
> diff --git a/sound/isa/sb/Makefile b/sound/isa/sb/Makefile
> index faeffce..af36696 100644
> --- a/sound/isa/sb/Makefile
> +++ b/sound/isa/sb/Makefile
> @@ -12,6 +12,7 @@ snd-sb16-objs := sb16.o
>  snd-sbawe-objs := sbawe.o emu8000.o
>  snd-emu8000-synth-objs := emu8000_synth.o emu8000_callback.o emu8000_patch.o emu8000_pcm.o
>  snd-es968-objs := es968.o
> +snd-jazz16-objs := jazz16.o
>  
>  # Toplevel Module Dependency
>  obj-$(CONFIG_SND_SB_COMMON) += snd-sb-common.o
> @@ -21,6 +22,7 @@ obj-$(CONFIG_SND_SB8) += snd-sb8.o
>  obj-$(CONFIG_SND_SB16) += snd-sb16.o
>  obj-$(CONFIG_SND_SBAWE) += snd-sbawe.o
>  obj-$(CONFIG_SND_ES968) += snd-es968.o
> +obj-$(CONFIG_SND_JAZZ16) += snd-jazz16.o
>  ifeq ($(CONFIG_SND_SB16_CSP),y)
>    obj-$(CONFIG_SND_SB16) += snd-sb16-csp.o
>    obj-$(CONFIG_SND_SBAWE) += snd-sb16-csp.o
> diff --git a/sound/isa/sb/jazz16.c b/sound/isa/sb/jazz16.c
> new file mode 100644
> index 0000000..d52966b
> --- /dev/null
> +++ b/sound/isa/sb/jazz16.c
> @@ -0,0 +1,385 @@
> +
> +/*
> + * jazz16.c - driver for Media Vision Jazz16 based soundcards.
> + * Copyright (C) 2009 Krzysztof Helt <krzysztof.h1 at wp.pl>
> + * Based on patches posted by Rask Ingemann Lambertsen and Rene Herman.
> + * Based on OSS Sound Blaster driver.
> + *
> + * This file is subject to the terms and conditions of the GNU General Public
> + * License.  See the file COPYING in the main directory of this archive for
> + * more details.
> + *
> + */
> +
> +#include <linux/init.h>
> +#include <linux/module.h>
> +#include <linux/io.h>
> +#include <asm/dma.h>
> +#include <linux/isa.h>
> +#include <sound/core.h>
> +#include <sound/mpu401.h>
> +#include <sound/opl3.h>
> +#include <sound/sb.h>
> +#define SNDRV_LEGACY_FIND_FREE_IRQ
> +#define SNDRV_LEGACY_FIND_FREE_DMA
> +#include <sound/initval.h>
> +
> +#define PFX "jazz16: "
> +
> +MODULE_DESCRIPTION("Media Vision Jazz16");
> +MODULE_SUPPORTED_DEVICE("{{Media Vision ??? },"
> +		"{RTL,RTL3000}}");
> +
> +MODULE_AUTHOR("Krzysztof Helt <krzysztof.h1 at wp.pl>");
> +MODULE_LICENSE("GPL");
> +
> +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
> +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
> +static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;	/* Enable this card */
> +static unsigned long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
> +static unsigned long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
> +static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
> +static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;
> +static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
> +static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
> +
> +module_param_array(index, int, NULL, 0444);
> +MODULE_PARM_DESC(index, "Index value for Media Vision Jazz16 based soundcard.");
> +module_param_array(id, charp, NULL, 0444);
> +MODULE_PARM_DESC(id, "ID string for Media Vision Jazz16 based soundcard.");
> +module_param_array(enable, bool, NULL, 0444);
> +MODULE_PARM_DESC(enable, "Enable Media Vision Jazz16 based soundcard.");
> +module_param_array(port, long, NULL, 0444);
> +MODULE_PARM_DESC(port, "Port # for jazz16 driver.");
> +module_param_array(mpu_port, long, NULL, 0444);
> +MODULE_PARM_DESC(mpu_port, "MPU-401 port # for jazz16 driver.");
> +module_param_array(irq, int, NULL, 0444);
> +MODULE_PARM_DESC(irq, "IRQ # for jazz16 driver.");
> +module_param_array(mpu_irq, int, NULL, 0444);
> +MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for jazz16 driver.");
> +module_param_array(dma8, int, NULL, 0444);
> +MODULE_PARM_DESC(dma8, "DMA8 # for jazz16 driver.");
> +module_param_array(dma16, int, NULL, 0444);
> +MODULE_PARM_DESC(dma16, "DMA16 # for jazz16 driver.");
> +
> +#define SB_JAZZ16_WAKEUP	0xaf
> +#define SB_JAZZ16_SET_PORTS	0x50
> +#define SB_DSP_GET_JAZZ_BRD_REV	0xfa
> +#define SB_JAZZ16_SET_DMAINTR	0xfb
> +#define SB_DSP_GET_JAZZ_MODEL	0xfe
> +
> +struct snd_card_jazz16 {
> +	struct snd_sb *chip;
> +};
> +
> +static irqreturn_t jazz16_interrupt(int irq, void *chip)
> +{
> +	return snd_sb8dsp_interrupt(chip);
> +}
> +
> +static int __devinit jazz16_configure_ports(unsigned long port,
> +					    unsigned long mpu_port, int idx)
> +{
> +	unsigned char val;
> +
> +	if (!request_region(0x201, 1, "jazz16 config")) {
> +		snd_printk(KERN_ERR "config port region is already in use.\n");
> +		return -EBUSY;
> +	}
> +	outb(SB_JAZZ16_WAKEUP - idx, 0x201);
> +	udelay(100);
> +	outb(SB_JAZZ16_SET_PORTS + idx, 0x201);
> +	udelay(100);
> +	val = port & 0x70;
> +	val |= (mpu_port & 0x30) >> 4;
> +	outb(val, 0x201);
> +
> +	release_region(0x201, 1);
> +	return 0;
> +}
> +
> +static int __devinit jazz16_detect_board(unsigned long port,
> +					 unsigned long mpu_port)
> +{
> +	int err;
> +	int val;
> +	struct snd_sb chip;
> +
> +	if (!request_region(port, 0x10, "jazz16")) {
> +		snd_printk(KERN_ERR "I/O port region is already in use.\n");
> +		return -EBUSY;
> +	}
> +	/* just to call snd_sbdsp_command/reset/get_byte() */
> +	chip.port = port;
> +
> +	err = snd_sbdsp_reset(&chip);
> +	if (err < 0)
> +		for (val = 0; val < 4; val++) {
> +			err = jazz16_configure_ports(port, mpu_port, val);
> +			if (err < 0)
> +				break;
> +
> +			err = snd_sbdsp_reset(&chip);
> +			if (!err)
> +				break;
> +		}
> +	if (err < 0) {
> +		err = -ENODEV;
> +		goto err_unmap;
> +	}
> +	if (!snd_sbdsp_command(&chip, SB_DSP_GET_JAZZ_BRD_REV)) {
> +		err = -EBUSY;
> +		goto err_unmap;
> +	}
> +	val = snd_sbdsp_get_byte(&chip);
> +	if (val >= 0x30)
> +		snd_sbdsp_get_byte(&chip);
> +
> +	if ((val & 0xf0) != 0x10) {
> +		err = -ENODEV;
> +		goto err_unmap;
> +	}
> +	if (!snd_sbdsp_command(&chip, SB_DSP_GET_JAZZ_MODEL)) {
> +		err = -EBUSY;
> +		goto err_unmap;
> +	}
> +	snd_sbdsp_get_byte(&chip);
> +	err = snd_sbdsp_get_byte(&chip);
> +	snd_printd("Media Vision Jazz16 board detected: rev 0x%x, model 0x%x\n",
> +		   val, err);
> +
> +	err = 0;
> +
> +err_unmap:
> +	release_region(port, 0x10);
> +	return err;
> +}
> +
> +static int __devinit jazz16_configure_board(struct snd_sb *chip, int mpu_irq)
> +{
> +	static unsigned char jazz_irq_bits[] = { 0, 0, 2, 3, 0, 1, 0, 4,
> +						 0, 2, 5, 0, 0, 0, 0, 6 };
> +	static unsigned char jazz_dma_bits[] = { 0, 1, 0, 2, 0, 3, 0, 4 };
> +
> +	if (jazz_dma_bits[chip->dma8] == 0 ||
> +	    jazz_dma_bits[chip->dma16] == 0 ||
> +	    jazz_irq_bits[chip->irq] == 0)
> +		return -EINVAL;
> +
> +	if (!snd_sbdsp_command(chip, SB_JAZZ16_SET_DMAINTR))
> +		return -EBUSY;
> +
> +	if (!snd_sbdsp_command(chip,
> +			       jazz_dma_bits[chip->dma8] |
> +			       (jazz_dma_bits[chip->dma16] << 4)))
> +		return -EBUSY;
> +
> +	if (!snd_sbdsp_command(chip,
> +			       jazz_irq_bits[chip->irq] |
> +			       (jazz_irq_bits[mpu_irq] << 4)))
> +		return -EBUSY;
> +
> +	return 0;
> +}
> +
> +static int __devinit snd_jazz16_match(struct device *devptr, unsigned int dev)
> +{
> +	if (!enable[dev])
> +		return 0;
> +	if (port[dev] == SNDRV_AUTO_PORT) {
> +		snd_printk(KERN_ERR "please specify port\n");
> +		return 0;
> +	}
> +	if (dma16[dev] != SNDRV_AUTO_DMA &&
> +	    dma16[dev] != 5 && dma16[dev] != 7) {
> +		snd_printk(KERN_ERR "dma16 must be 5 or 7");
> +		return 0;
> +	}
> +	return 1;
> +}
> +
> +static int __devinit snd_jazz16_probe(struct device *devptr, unsigned int dev)
> +{
> +	struct snd_card *card;
> +	struct snd_card_jazz16 *jazz16;
> +	struct snd_sb *chip;
> +	struct snd_opl3 *opl3;
> +	static int possible_irqs[] = {2, 3, 5, 7, 9, 10, 15, -1};
> +	static int possible_dmas8[] = {1, 3, -1};
> +	static int possible_dmas16[] = {5, 7, -1};
> +	int err, xirq, xdma8, xdma16, xmpu_port, xmpu_irq;
> +
> +	err = snd_card_create(index[dev], id[dev], THIS_MODULE,
> +			      sizeof(struct snd_card_jazz16), &card);
> +	if (err < 0)
> +		return err;
> +
> +	jazz16 = card->private_data;
> +
> +	xirq = irq[dev];
> +	if (xirq == SNDRV_AUTO_IRQ) {
> +		xirq = snd_legacy_find_free_irq(possible_irqs);
> +		if (xirq < 0) {
> +			snd_printk(KERN_ERR "unable to find a free IRQ\n");
> +			err = -EBUSY;
> +			goto err_free;
> +		}
> +	}
> +	xdma8 = dma8[dev];
> +	if (xdma8 == SNDRV_AUTO_DMA) {
> +		xdma8 = snd_legacy_find_free_dma(possible_dmas8);
> +		if (xdma8 < 0) {
> +			snd_printk(KERN_ERR "unable to find a free DMA8\n");
> +			err = -EBUSY;
> +			goto err_free;
> +		}
> +	}
> +	xdma16 = dma16[dev];
> +	if (xdma16 == SNDRV_AUTO_DMA) {
> +		xdma16 = snd_legacy_find_free_dma(possible_dmas16);
> +		if (xdma16 < 0) {
> +			snd_printk(KERN_ERR "unable to find a free DMA16\n");
> +			err = -EBUSY;
> +			goto err_free;
> +		}
> +	}
> +
> +	xmpu_port = mpu_port[dev];
> +	if (xmpu_port == SNDRV_AUTO_PORT)
> +		xmpu_port = 0;
> +	err = jazz16_detect_board(port[dev], xmpu_port);
> +	if (err < 0) {
> +		printk(KERN_ERR "Media Vision Jazz16 board not detected\n");
> +		goto err_free;
> +	}
> +	err = snd_sbdsp_create(card, port[dev], irq[dev],
> +			       jazz16_interrupt,
> +			       dma8[dev], dma16[dev],
> +			       SB_HW_JAZZ16,
> +			       &chip);
> +	if (err < 0)
> +		goto err_free;
> +
> +	xmpu_irq = mpu_irq[dev];
> +	if (xmpu_irq == SNDRV_AUTO_IRQ || mpu_port[dev] == SNDRV_AUTO_PORT)
> +		xmpu_irq = 0;
> +	err = jazz16_configure_board(chip, xmpu_irq);
> +	if (err < 0) {
> +		printk(KERN_ERR "Media Vision Jazz16 configuration failed\n");
> +		goto err_free;
> +	}
> +
> +	jazz16->chip = chip;
> +
> +	strcpy(card->driver, "jazz16");
> +	strcpy(card->shortname, "Media Vision Jazz16");
> +	sprintf(card->longname,
> +		"Media Vision Jazz16 at 0x%lx, irq %d, dma8 %d, dma16 %d",
> +		port[dev], xirq, xdma8, xdma16);
> +
> +	err = snd_sb8dsp_pcm(chip, 0, NULL);
> +	if (err < 0)
> +		goto err_free;
> +	err = snd_sbmixer_new(chip);
> +	if (err < 0)
> +		goto err_free;
> +
> +	err = snd_opl3_create(card, chip->port, chip->port + 2,
> +			      OPL3_HW_AUTO, 1, &opl3);
> +	if (err < 0)
> +		snd_printk(KERN_WARNING "no OPL device at 0x%lx-0x%lx\n",
> +			   chip->port, chip->port + 2);
> +	else {
> +		err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
> +		if (err < 0)
> +			goto err_free;
> +	}
> +	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
> +		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
> +			mpu_irq[dev] = -1;
> +
> +		if (snd_mpu401_uart_new(card, 0,
> +					MPU401_HW_MPU401,
> +					mpu_port[dev], 0,
> +					mpu_irq[dev],
> +					mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0,
> +					NULL) < 0)
> +			snd_printk(KERN_ERR "no MPU-401 device at 0x%lx\n",
> +					mpu_port[dev]);
> +	}
> +
> +	snd_card_set_dev(card, devptr);
> +
> +	err = snd_card_register(card);
> +	if (err < 0)
> +		goto err_free;
> +
> +	dev_set_drvdata(devptr, card);
> +	return 0;
> +
> +err_free:
> +	snd_card_free(card);
> +	return err;
> +}
> +
> +static int __devexit snd_jazz16_remove(struct device *devptr, unsigned int dev)
> +{
> +	struct snd_card *card = dev_get_drvdata(devptr);
> +
> +	dev_set_drvdata(devptr, NULL);
> +	snd_card_free(card);
> +	return 0;
> +}
> +
> +#ifdef CONFIG_PM
> +static int snd_jazz16_suspend(struct device *pdev, unsigned int n,
> +			       pm_message_t state)
> +{
> +	struct snd_card *card = dev_get_drvdata(pdev);
> +	struct snd_card_jazz16 *acard = card->private_data;
> +	struct snd_sb *chip = acard->chip;
> +
> +	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
> +	snd_pcm_suspend_all(chip->pcm);
> +	snd_sbmixer_suspend(chip);
> +	return 0;
> +}
> +
> +static int snd_jazz16_resume(struct device *pdev, unsigned int n)
> +{
> +	struct snd_card *card = dev_get_drvdata(pdev);
> +	struct snd_card_jazz16 *acard = card->private_data;
> +	struct snd_sb *chip = acard->chip;
> +
> +	snd_sbdsp_reset(chip);
> +	snd_sbmixer_resume(chip);
> +	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
> +	return 0;
> +}
> +#endif
> +
> +static struct isa_driver snd_jazz16_driver = {
> +	.match		= snd_jazz16_match,
> +	.probe		= snd_jazz16_probe,
> +	.remove		= __devexit_p(snd_jazz16_remove),
> +#ifdef CONFIG_PM
> +	.suspend	= snd_jazz16_suspend,
> +	.resume		= snd_jazz16_resume,
> +#endif
> +	.driver		= {
> +		.name	= "jazz16"
> +	},
> +};
> +
> +static int __init alsa_card_jazz16_init(void)
> +{
> +	return isa_register_driver(&snd_jazz16_driver, SNDRV_CARDS);
> +}
> +
> +static void __exit alsa_card_jazz16_exit(void)
> +{
> +	isa_unregister_driver(&snd_jazz16_driver);
> +}
> +
> +module_init(alsa_card_jazz16_init)
> +module_exit(alsa_card_jazz16_exit)
> diff --git a/sound/isa/sb/sb8_main.c b/sound/isa/sb/sb8_main.c
> index 658d557..3222aed 100644
> --- a/sound/isa/sb/sb8_main.c
> +++ b/sound/isa/sb/sb8_main.c
> @@ -106,9 +106,21 @@ static int snd_sb8_playback_prepare(struct snd_pcm_substream *substream)
>  	struct snd_sb *chip = snd_pcm_substream_chip(substream);
>  	struct snd_pcm_runtime *runtime = substream->runtime;
>  	unsigned int mixreg, rate, size, count;
> +	unsigned char format;
> +	unsigned char stereo = runtime->channels > 1;
> +	int dma;
>  
>  	rate = runtime->rate;
>  	switch (chip->hardware) {
> +	case SB_HW_JAZZ16:
> +		if (runtime->format == SNDRV_PCM_FORMAT_S16_LE) {
> +			if (chip->mode & SB_MODE_CAPTURE_16)
> +				return -EBUSY;
> +			else
> +				chip->mode |= SB_MODE_PLAYBACK_16;
> +		}
> +		chip->playback_format = SB_DSP_LO_OUTPUT_AUTO;
> +		break;
>  	case SB_HW_PRO:
>  		if (runtime->channels > 1) {
>  			if (snd_BUG_ON(rate != SB8_RATE(11025) &&
> @@ -133,11 +145,21 @@ static int snd_sb8_playback_prepare(struct snd_pcm_substream *substream)
>  	default:
>  		return -EINVAL;
>  	}
> +	if (chip->mode & SB_MODE_PLAYBACK_16) {
> +		format = stereo ? SB_DSP_STEREO_16BIT : SB_DSP_MONO_16BIT;
> +		dma = chip->dma16;
> +	} else {
> +		format = stereo ? SB_DSP_STEREO_8BIT : SB_DSP_MONO_8BIT;
> +		chip->mode |= SB_MODE_PLAYBACK_8;
> +		dma = chip->dma8;
> +	}
>  	size = chip->p_dma_size = snd_pcm_lib_buffer_bytes(substream);
>  	count = chip->p_period_size = snd_pcm_lib_period_bytes(substream);
>  	spin_lock_irqsave(&chip->reg_lock, flags);
>  	snd_sbdsp_command(chip, SB_DSP_SPEAKER_ON);
> -	if (runtime->channels > 1) {
> +	if (chip->hardware == SB_HW_JAZZ16)
> +		snd_sbdsp_command(chip, format);
> +	else if (stereo) {
>  		/* set playback stereo mode */
>  		spin_lock(&chip->mixer_lock);
>  		mixreg = snd_sbmixer_read(chip, SB_DSP_STEREO_SW);
> @@ -147,15 +169,14 @@ static int snd_sb8_playback_prepare(struct snd_pcm_substream *substream)
>  		/* Soundblaster hardware programming reference guide, 3-23 */
>  		snd_sbdsp_command(chip, SB_DSP_DMA8_EXIT);
>  		runtime->dma_area[0] = 0x80;
> -		snd_dma_program(chip->dma8, runtime->dma_addr, 1, DMA_MODE_WRITE);
> +		snd_dma_program(dma, runtime->dma_addr, 1, DMA_MODE_WRITE);
>  		/* force interrupt */
> -		chip->mode = SB_MODE_HALT;
>  		snd_sbdsp_command(chip, SB_DSP_OUTPUT);
>  		snd_sbdsp_command(chip, 0);
>  		snd_sbdsp_command(chip, 0);
>  	}
>  	snd_sbdsp_command(chip, SB_DSP_SAMPLE_RATE);
> -	if (runtime->channels > 1) {
> +	if (stereo) {
>  		snd_sbdsp_command(chip, 256 - runtime->rate_den / 2);
>  		spin_lock(&chip->mixer_lock);
>  		/* save output filter status and turn it off */
> @@ -168,13 +189,15 @@ static int snd_sb8_playback_prepare(struct snd_pcm_substream *substream)
>  		snd_sbdsp_command(chip, 256 - runtime->rate_den);
>  	}
>  	if (chip->playback_format != SB_DSP_OUTPUT) {
> +		if (chip->mode & SB_MODE_PLAYBACK_16)
> +			count /= 2;
>  		count--;
>  		snd_sbdsp_command(chip, SB_DSP_BLOCK_SIZE);
>  		snd_sbdsp_command(chip, count & 0xff);
>  		snd_sbdsp_command(chip, count >> 8);
>  	}
>  	spin_unlock_irqrestore(&chip->reg_lock, flags);
> -	snd_dma_program(chip->dma8, runtime->dma_addr,
> +	snd_dma_program(dma, runtime->dma_addr,
>  			size, DMA_MODE_WRITE | DMA_AUTOINIT);
>  	return 0;
>  }
> @@ -212,7 +235,6 @@ static int snd_sb8_playback_trigger(struct snd_pcm_substream *substream,
>  		snd_sbdsp_command(chip, SB_DSP_SPEAKER_OFF);
>  	}
>  	spin_unlock_irqrestore(&chip->reg_lock, flags);
> -	chip->mode = (cmd == SNDRV_PCM_TRIGGER_START) ? SB_MODE_PLAYBACK_8 : SB_MODE_HALT;
>  	return 0;
>  }
>  
> @@ -234,9 +256,21 @@ static int snd_sb8_capture_prepare(struct snd_pcm_substream *substream)
>  	struct snd_sb *chip = snd_pcm_substream_chip(substream);
>  	struct snd_pcm_runtime *runtime = substream->runtime;
>  	unsigned int mixreg, rate, size, count;
> +	unsigned char format;
> +	unsigned char stereo = runtime->channels > 1;
> +	int dma;
>  
>  	rate = runtime->rate;
>  	switch (chip->hardware) {
> +	case SB_HW_JAZZ16:
> +		if (runtime->format == SNDRV_PCM_FORMAT_S16_LE) {
> +			if (chip->mode & SB_MODE_PLAYBACK_16)
> +				return -EBUSY;
> +			else
> +				chip->mode |= SB_MODE_CAPTURE_16;
> +		}
> +		chip->capture_format = SB_DSP_LO_INPUT_AUTO;
> +		break;
>  	case SB_HW_PRO:
>  		if (runtime->channels > 1) {
>  			if (snd_BUG_ON(rate != SB8_RATE(11025) &&
> @@ -262,14 +296,24 @@ static int snd_sb8_capture_prepare(struct snd_pcm_substream *substream)
>  	default:
>  		return -EINVAL;
>  	}
> +	if (chip->mode & SB_MODE_CAPTURE_16) {
> +		format = stereo ? SB_DSP_STEREO_16BIT : SB_DSP_MONO_16BIT;
> +		dma = chip->dma16;
> +	} else {
> +		format = stereo ? SB_DSP_STEREO_8BIT : SB_DSP_MONO_8BIT;
> +		chip->mode |= SB_MODE_CAPTURE_8;
> +		dma = chip->dma8;
> +	}
>  	size = chip->c_dma_size = snd_pcm_lib_buffer_bytes(substream);
>  	count = chip->c_period_size = snd_pcm_lib_period_bytes(substream);
>  	spin_lock_irqsave(&chip->reg_lock, flags);
>  	snd_sbdsp_command(chip, SB_DSP_SPEAKER_OFF);
> -	if (runtime->channels > 1)
> +	if (chip->hardware == SB_HW_JAZZ16)
> +		snd_sbdsp_command(chip, format);
> +	else if (stereo)
>  		snd_sbdsp_command(chip, SB_DSP_STEREO_8BIT);
>  	snd_sbdsp_command(chip, SB_DSP_SAMPLE_RATE);
> -	if (runtime->channels > 1) {
> +	if (stereo) {
>  		snd_sbdsp_command(chip, 256 - runtime->rate_den / 2);
>  		spin_lock(&chip->mixer_lock);
>  		/* save input filter status and turn it off */
> @@ -282,13 +326,15 @@ static int snd_sb8_capture_prepare(struct snd_pcm_substream *substream)
>  		snd_sbdsp_command(chip, 256 - runtime->rate_den);
>  	}
>  	if (chip->capture_format != SB_DSP_INPUT) {
> +		if (chip->mode & SB_MODE_PLAYBACK_16)
> +			count /= 2;
>  		count--;
>  		snd_sbdsp_command(chip, SB_DSP_BLOCK_SIZE);
>  		snd_sbdsp_command(chip, count & 0xff);
>  		snd_sbdsp_command(chip, count >> 8);
>  	}
>  	spin_unlock_irqrestore(&chip->reg_lock, flags);
> -	snd_dma_program(chip->dma8, runtime->dma_addr,
> +	snd_dma_program(dma, runtime->dma_addr,
>  			size, DMA_MODE_READ | DMA_AUTOINIT);
>  	return 0;
>  }
> @@ -328,7 +374,6 @@ static int snd_sb8_capture_trigger(struct snd_pcm_substream *substream,
>  		snd_sbdsp_command(chip, SB_DSP_SPEAKER_OFF);
>  	}
>  	spin_unlock_irqrestore(&chip->reg_lock, flags);
> -	chip->mode = (cmd == SNDRV_PCM_TRIGGER_START) ? SB_MODE_CAPTURE_8 : SB_MODE_HALT;
>  	return 0;
>  }
>  
> @@ -339,13 +384,21 @@ irqreturn_t snd_sb8dsp_interrupt(struct snd_sb *chip)
>  
>  	snd_sb_ack_8bit(chip);
>  	switch (chip->mode) {
> -	case SB_MODE_PLAYBACK_8:	/* ok.. playback is active */
> +	case SB_MODE_PLAYBACK_16:	/* ok.. playback is active */
> +		if (chip->hardware != SB_HW_JAZZ16)
> +			break;
> +		/* fallthru */
> +	case SB_MODE_PLAYBACK_8:
>  		substream = chip->playback_substream;
>  		runtime = substream->runtime;
>  		if (chip->playback_format == SB_DSP_OUTPUT)
>  		    	snd_sb8_playback_trigger(substream, SNDRV_PCM_TRIGGER_START);
>  		snd_pcm_period_elapsed(substream);
>  		break;
> +	case SB_MODE_CAPTURE_16:
> +		if (chip->hardware != SB_HW_JAZZ16)
> +			break;
> +		/* fallthru */
>  	case SB_MODE_CAPTURE_8:
>  		substream = chip->capture_substream;
>  		runtime = substream->runtime;
> @@ -361,10 +414,15 @@ static snd_pcm_uframes_t snd_sb8_playback_pointer(struct snd_pcm_substream *subs
>  {
>  	struct snd_sb *chip = snd_pcm_substream_chip(substream);
>  	size_t ptr;
> +	int dma;
>  
> -	if (chip->mode != SB_MODE_PLAYBACK_8)
> +	if (chip->mode & SB_MODE_PLAYBACK_8)
> +		dma = chip->dma8;
> +	else if (chip->mode & SB_MODE_PLAYBACK_16)
> +		dma = chip->dma16;
> +	else
>  		return 0;
> -	ptr = snd_dma_pointer(chip->dma8, chip->p_dma_size);
> +	ptr = snd_dma_pointer(dma, chip->p_dma_size);
>  	return bytes_to_frames(substream->runtime, ptr);
>  }
>  
> @@ -372,10 +430,15 @@ static snd_pcm_uframes_t snd_sb8_capture_pointer(struct snd_pcm_substream *subst
>  {
>  	struct snd_sb *chip = snd_pcm_substream_chip(substream);
>  	size_t ptr;
> +	int dma;
>  
> -	if (chip->mode != SB_MODE_CAPTURE_8)
> +	if (chip->mode & SB_MODE_CAPTURE_8)
> +		dma = chip->dma8;
> +	else if (chip->mode & SB_MODE_CAPTURE_16)
> +		dma = chip->dma16;
> +	else
>  		return 0;
> -	ptr = snd_dma_pointer(chip->dma8, chip->c_dma_size);
> +	ptr = snd_dma_pointer(dma, chip->c_dma_size);
>  	return bytes_to_frames(substream->runtime, ptr);
>  }
>  
> @@ -446,6 +509,13 @@ static int snd_sb8_open(struct snd_pcm_substream *substream)
>  		runtime->hw = snd_sb8_capture;
>  	}
>  	switch (chip->hardware) {
> +	case SB_HW_JAZZ16:
> +		runtime->hw.formats |= SNDRV_PCM_FMTBIT_S16_LE;
> +		runtime->hw.rates |= SNDRV_PCM_RATE_8000_48000;
> +		runtime->hw.rate_min = 4000;
> +		runtime->hw.rate_max = 50000;
> +		runtime->hw.channels_max = 2;
> +		break;
>  	case SB_HW_PRO:
>  		runtime->hw.rate_max = 44100;
>  		runtime->hw.channels_max = 2;
> @@ -468,6 +538,14 @@ static int snd_sb8_open(struct snd_pcm_substream *substream)
>  	}
>  	snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
>  				      &hw_constraints_clock);
> +	if (chip->dma8 > 3 || chip->dma16 >= 0) {
> +		snd_pcm_hw_constraint_step(runtime, 0,
> +					   SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 2);
> +		snd_pcm_hw_constraint_step(runtime, 0,
> +					   SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 2);
> +		runtime->hw.buffer_bytes_max = 128 * 1024 * 1024;
> +		runtime->hw.period_bytes_max = 128 * 1024 * 1024;
> +	}
>  	return 0;	
>  }
>  
> @@ -480,6 +558,10 @@ static int snd_sb8_close(struct snd_pcm_substream *substream)
>  	chip->capture_substream = NULL;
>  	spin_lock_irqsave(&chip->open_lock, flags);
>  	chip->open &= ~SB_OPEN_PCM;
> +	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
> +		chip->mode &= ~SB_MODE_PLAYBACK;
> +	else
> +		chip->mode &= ~SB_MODE_CAPTURE;
>  	spin_unlock_irqrestore(&chip->open_lock, flags);
>  	return 0;
>  }
> @@ -515,6 +597,7 @@ int snd_sb8dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm)
>  	struct snd_card *card = chip->card;
>  	struct snd_pcm *pcm;
>  	int err;
> +	size_t max_prealloc = 64 * 1024;
>  
>  	if (rpcm)
>  		*rpcm = NULL;
> @@ -527,9 +610,11 @@ int snd_sb8dsp_pcm(struct snd_sb *chip, int device, struct snd_pcm ** rpcm)
>  	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_sb8_playback_ops);
>  	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_sb8_capture_ops);
>  
> +	if (chip->dma8 > 3 || chip->dma16 >= 0)
> +		max_prealloc = 128 * 1024;
>  	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
>  					      snd_dma_isa_data(),
> -					      64*1024, 64*1024);
> +					      64*1024, max_prealloc);
>  
>  	if (rpcm)
>  		*rpcm = pcm;
> diff --git a/sound/isa/sb/sb_common.c b/sound/isa/sb/sb_common.c
> index 27a6515..eae6c1c 100644
> --- a/sound/isa/sb/sb_common.c
> +++ b/sound/isa/sb/sb_common.c
> @@ -170,6 +170,9 @@ static int snd_sbdsp_probe(struct snd_sb * chip)
>  	case SB_HW_CS5530:
>  		str = "16 (CS5530)";
>  		break;
> +	case SB_HW_JAZZ16:
> +		str = "Pro (Jazz16)";
> +		break;
>  	default:
>  		return -ENODEV;
>  	}
> diff --git a/sound/isa/sb/sb_mixer.c b/sound/isa/sb/sb_mixer.c
> index 8cfc41f..6496822 100644
> --- a/sound/isa/sb/sb_mixer.c
> +++ b/sound/isa/sb/sb_mixer.c
> @@ -779,6 +779,7 @@ int snd_sbmixer_new(struct snd_sb *chip)
>  			return err;
>  		break;
>  	case SB_HW_PRO:
> +	case SB_HW_JAZZ16:
>  		if ((err = snd_sbmixer_init(chip,
>  					    snd_sbpro_controls,
>  					    ARRAY_SIZE(snd_sbpro_controls),
> @@ -929,6 +930,7 @@ void snd_sbmixer_suspend(struct snd_sb *chip)
>  		save_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
>  		break;
>  	case SB_HW_PRO:
> +	case SB_HW_JAZZ16:
>  		save_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
>  		break;
>  	case SB_HW_16:
> @@ -955,6 +957,7 @@ void snd_sbmixer_resume(struct snd_sb *chip)
>  		restore_mixer(chip, sb20_saved_regs, ARRAY_SIZE(sb20_saved_regs));
>  		break;
>  	case SB_HW_PRO:
> +	case SB_HW_JAZZ16:
>  		restore_mixer(chip, sbpro_saved_regs, ARRAY_SIZE(sbpro_saved_regs));
>  		break;
>  	case SB_HW_16:
> -- 
> 1.6.4
> 
> 
> ----------------------------------------------------------------------
> Sprawdz sekrety swojego biorytmu.
> Kliknij >> http://link.interia.pl/f2534
> 
> 
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel at alsa-project.org
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> 


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