371 lines
9.8 KiB
C
371 lines
9.8 KiB
C
|
|
/*
|
|
* jazz16.c - driver for Media Vision Jazz16 based soundcards.
|
|
* Copyright (C) 2009 Krzysztof Helt <krzysztof.h1@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 <linux/delay.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_AUTHOR("Krzysztof Helt <krzysztof.h1@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 bool 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_hw_array(port, long, ioport, NULL, 0444);
|
|
MODULE_PARM_DESC(port, "Port # for jazz16 driver.");
|
|
module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
|
|
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for jazz16 driver.");
|
|
module_param_hw_array(irq, int, irq, NULL, 0444);
|
|
MODULE_PARM_DESC(irq, "IRQ # for jazz16 driver.");
|
|
module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
|
|
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for jazz16 driver.");
|
|
module_param_hw_array(dma8, int, dma, NULL, 0444);
|
|
MODULE_PARM_DESC(dma8, "DMA8 # for jazz16 driver.");
|
|
module_param_hw_array(dma16, int, dma, 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 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 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 jazz16_configure_board(struct snd_sb *chip, int mpu_irq)
|
|
{
|
|
static const unsigned char jazz_irq_bits[] = { 0, 0, 2, 3, 0, 1, 0, 4,
|
|
0, 2, 5, 0, 0, 0, 0, 6 };
|
|
static const 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 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;
|
|
} else if (port[dev] == 0x200 || (port[dev] & ~0x270)) {
|
|
snd_printk(KERN_ERR "incorrect port specified\n");
|
|
return 0;
|
|
}
|
|
if (dma8[dev] != SNDRV_AUTO_DMA &&
|
|
dma8[dev] != 1 && dma8[dev] != 3) {
|
|
snd_printk(KERN_ERR "dma8 must be 1 or 3\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\n");
|
|
return 0;
|
|
}
|
|
if (mpu_port[dev] != SNDRV_AUTO_PORT &&
|
|
(mpu_port[dev] & ~0x030) != 0x300) {
|
|
snd_printk(KERN_ERR "incorrect mpu_port specified\n");
|
|
return 0;
|
|
}
|
|
if (mpu_irq[dev] != SNDRV_AUTO_DMA &&
|
|
mpu_irq[dev] != 2 && mpu_irq[dev] != 3 &&
|
|
mpu_irq[dev] != 5 && mpu_irq[dev] != 7) {
|
|
snd_printk(KERN_ERR "mpu_irq must be 2, 3, 5 or 7\n");
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int 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 const int possible_irqs[] = {2, 3, 5, 7, 9, 10, 15, -1};
|
|
static const int possible_dmas8[] = {1, 3, -1};
|
|
static const int possible_dmas16[] = {5, 7, -1};
|
|
int err, xirq, xdma8, xdma16, xmpu_port, xmpu_irq;
|
|
|
|
err = snd_devm_card_new(devptr, 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");
|
|
return -EBUSY;
|
|
}
|
|
}
|
|
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");
|
|
return -EBUSY;
|
|
}
|
|
}
|
|
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");
|
|
return -EBUSY;
|
|
}
|
|
}
|
|
|
|
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");
|
|
return err;
|
|
}
|
|
err = snd_sbdsp_create(card, port[dev], irq[dev],
|
|
jazz16_interrupt,
|
|
dma8[dev], dma16[dev],
|
|
SB_HW_JAZZ16,
|
|
&chip);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
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");
|
|
return err;
|
|
}
|
|
|
|
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);
|
|
if (err < 0)
|
|
return err;
|
|
err = snd_sbmixer_new(chip);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
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)
|
|
return err;
|
|
}
|
|
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],
|
|
NULL) < 0)
|
|
snd_printk(KERN_ERR "no MPU-401 device at 0x%lx\n",
|
|
mpu_port[dev]);
|
|
}
|
|
|
|
err = snd_card_register(card);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
dev_set_drvdata(devptr, 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_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,
|
|
#ifdef CONFIG_PM
|
|
.suspend = snd_jazz16_suspend,
|
|
.resume = snd_jazz16_resume,
|
|
#endif
|
|
.driver = {
|
|
.name = "jazz16"
|
|
},
|
|
};
|
|
|
|
module_isa_driver(snd_jazz16_driver, SNDRV_CARDS);
|