638 lines
14 KiB
C
638 lines
14 KiB
C
/*
|
|
* Aztech AZT1605/AZT2316 Driver
|
|
* Copyright (C) 2007,2010 Rene Herman
|
|
*
|
|
* 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.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/isa.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/io.h>
|
|
#include <asm/processor.h>
|
|
#include <sound/core.h>
|
|
#include <sound/initval.h>
|
|
#include <sound/wss.h>
|
|
#include <sound/mpu401.h>
|
|
#include <sound/opl3.h>
|
|
|
|
MODULE_DESCRIPTION(CRD_NAME);
|
|
MODULE_AUTHOR("Rene Herman");
|
|
MODULE_LICENSE("GPL");
|
|
|
|
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
|
|
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
|
|
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;
|
|
|
|
module_param_array(index, int, NULL, 0444);
|
|
MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
|
|
module_param_array(id, charp, NULL, 0444);
|
|
MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
|
|
module_param_array(enable, bool, NULL, 0444);
|
|
MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
|
|
|
|
static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
|
|
static long wss_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
|
|
static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;
|
|
static long fm_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 dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
|
|
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
|
|
|
|
module_param_array(port, long, NULL, 0444);
|
|
MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
|
|
module_param_array(wss_port, long, NULL, 0444);
|
|
MODULE_PARM_DESC(wss_port, "WSS port # for " CRD_NAME " driver.");
|
|
module_param_array(mpu_port, long, NULL, 0444);
|
|
MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
|
|
module_param_array(fm_port, long, NULL, 0444);
|
|
MODULE_PARM_DESC(fm_port, "FM port # for " CRD_NAME " driver.");
|
|
module_param_array(irq, int, NULL, 0444);
|
|
MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
|
|
module_param_array(mpu_irq, int, NULL, 0444);
|
|
MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
|
|
module_param_array(dma1, int, NULL, 0444);
|
|
MODULE_PARM_DESC(dma1, "Playback DMA # for " CRD_NAME " driver.");
|
|
module_param_array(dma2, int, NULL, 0444);
|
|
MODULE_PARM_DESC(dma2, "Capture DMA # for " CRD_NAME " driver.");
|
|
|
|
/*
|
|
* Generic SB DSP support routines
|
|
*/
|
|
|
|
#define DSP_PORT_RESET 0x6
|
|
#define DSP_PORT_READ 0xa
|
|
#define DSP_PORT_COMMAND 0xc
|
|
#define DSP_PORT_STATUS 0xc
|
|
#define DSP_PORT_DATA_AVAIL 0xe
|
|
|
|
#define DSP_SIGNATURE 0xaa
|
|
|
|
#define DSP_COMMAND_GET_VERSION 0xe1
|
|
|
|
static int dsp_get_byte(void __iomem *port, u8 *val)
|
|
{
|
|
int loops = 1000;
|
|
|
|
while (!(ioread8(port + DSP_PORT_DATA_AVAIL) & 0x80)) {
|
|
if (!loops--)
|
|
return -EIO;
|
|
cpu_relax();
|
|
}
|
|
*val = ioread8(port + DSP_PORT_READ);
|
|
return 0;
|
|
}
|
|
|
|
static int dsp_reset(void __iomem *port)
|
|
{
|
|
u8 val;
|
|
|
|
iowrite8(1, port + DSP_PORT_RESET);
|
|
udelay(10);
|
|
iowrite8(0, port + DSP_PORT_RESET);
|
|
|
|
if (dsp_get_byte(port, &val) < 0 || val != DSP_SIGNATURE)
|
|
return -ENODEV;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int dsp_command(void __iomem *port, u8 cmd)
|
|
{
|
|
int loops = 1000;
|
|
|
|
while (ioread8(port + DSP_PORT_STATUS) & 0x80) {
|
|
if (!loops--)
|
|
return -EIO;
|
|
cpu_relax();
|
|
}
|
|
iowrite8(cmd, port + DSP_PORT_COMMAND);
|
|
return 0;
|
|
}
|
|
|
|
static int dsp_get_version(void __iomem *port, u8 *major, u8 *minor)
|
|
{
|
|
int err;
|
|
|
|
err = dsp_command(port, DSP_COMMAND_GET_VERSION);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_get_byte(port, major);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_get_byte(port, minor);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Generic WSS support routines
|
|
*/
|
|
|
|
#define WSS_CONFIG_DMA_0 (1 << 0)
|
|
#define WSS_CONFIG_DMA_1 (2 << 0)
|
|
#define WSS_CONFIG_DMA_3 (3 << 0)
|
|
#define WSS_CONFIG_DUPLEX (1 << 2)
|
|
#define WSS_CONFIG_IRQ_7 (1 << 3)
|
|
#define WSS_CONFIG_IRQ_9 (2 << 3)
|
|
#define WSS_CONFIG_IRQ_10 (3 << 3)
|
|
#define WSS_CONFIG_IRQ_11 (4 << 3)
|
|
|
|
#define WSS_PORT_CONFIG 0
|
|
#define WSS_PORT_SIGNATURE 3
|
|
|
|
#define WSS_SIGNATURE 4
|
|
|
|
static int wss_detect(void __iomem *wss_port)
|
|
{
|
|
if ((ioread8(wss_port + WSS_PORT_SIGNATURE) & 0x3f) != WSS_SIGNATURE)
|
|
return -ENODEV;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void wss_set_config(void __iomem *wss_port, u8 wss_config)
|
|
{
|
|
iowrite8(wss_config, wss_port + WSS_PORT_CONFIG);
|
|
}
|
|
|
|
/*
|
|
* Aztech Sound Galaxy specifics
|
|
*/
|
|
|
|
#define GALAXY_PORT_CONFIG 1024
|
|
#define CONFIG_PORT_SET 4
|
|
|
|
#define DSP_COMMAND_GALAXY_8 8
|
|
#define GALAXY_COMMAND_GET_TYPE 5
|
|
|
|
#define DSP_COMMAND_GALAXY_9 9
|
|
#define GALAXY_COMMAND_WSSMODE 0
|
|
#define GALAXY_COMMAND_SB8MODE 1
|
|
|
|
#define GALAXY_MODE_WSS GALAXY_COMMAND_WSSMODE
|
|
#define GALAXY_MODE_SB8 GALAXY_COMMAND_SB8MODE
|
|
|
|
struct snd_galaxy {
|
|
void __iomem *port;
|
|
void __iomem *config_port;
|
|
void __iomem *wss_port;
|
|
u32 config;
|
|
struct resource *res_port;
|
|
struct resource *res_config_port;
|
|
struct resource *res_wss_port;
|
|
};
|
|
|
|
static u32 config[SNDRV_CARDS];
|
|
static u8 wss_config[SNDRV_CARDS];
|
|
|
|
static int snd_galaxy_match(struct device *dev, unsigned int n)
|
|
{
|
|
if (!enable[n])
|
|
return 0;
|
|
|
|
switch (port[n]) {
|
|
case SNDRV_AUTO_PORT:
|
|
dev_err(dev, "please specify port\n");
|
|
return 0;
|
|
case 0x220:
|
|
config[n] |= GALAXY_CONFIG_SBA_220;
|
|
break;
|
|
case 0x240:
|
|
config[n] |= GALAXY_CONFIG_SBA_240;
|
|
break;
|
|
case 0x260:
|
|
config[n] |= GALAXY_CONFIG_SBA_260;
|
|
break;
|
|
case 0x280:
|
|
config[n] |= GALAXY_CONFIG_SBA_280;
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid port %#lx\n", port[n]);
|
|
return 0;
|
|
}
|
|
|
|
switch (wss_port[n]) {
|
|
case SNDRV_AUTO_PORT:
|
|
dev_err(dev, "please specify wss_port\n");
|
|
return 0;
|
|
case 0x530:
|
|
config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_530;
|
|
break;
|
|
case 0x604:
|
|
config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_604;
|
|
break;
|
|
case 0xe80:
|
|
config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_E80;
|
|
break;
|
|
case 0xf40:
|
|
config[n] |= GALAXY_CONFIG_WSS_ENABLE | GALAXY_CONFIG_WSSA_F40;
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid WSS port %#lx\n", wss_port[n]);
|
|
return 0;
|
|
}
|
|
|
|
switch (irq[n]) {
|
|
case SNDRV_AUTO_IRQ:
|
|
dev_err(dev, "please specify irq\n");
|
|
return 0;
|
|
case 7:
|
|
wss_config[n] |= WSS_CONFIG_IRQ_7;
|
|
break;
|
|
case 2:
|
|
irq[n] = 9;
|
|
case 9:
|
|
wss_config[n] |= WSS_CONFIG_IRQ_9;
|
|
break;
|
|
case 10:
|
|
wss_config[n] |= WSS_CONFIG_IRQ_10;
|
|
break;
|
|
case 11:
|
|
wss_config[n] |= WSS_CONFIG_IRQ_11;
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid IRQ %d\n", irq[n]);
|
|
return 0;
|
|
}
|
|
|
|
switch (dma1[n]) {
|
|
case SNDRV_AUTO_DMA:
|
|
dev_err(dev, "please specify dma1\n");
|
|
return 0;
|
|
case 0:
|
|
wss_config[n] |= WSS_CONFIG_DMA_0;
|
|
break;
|
|
case 1:
|
|
wss_config[n] |= WSS_CONFIG_DMA_1;
|
|
break;
|
|
case 3:
|
|
wss_config[n] |= WSS_CONFIG_DMA_3;
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid playback DMA %d\n", dma1[n]);
|
|
return 0;
|
|
}
|
|
|
|
if (dma2[n] == SNDRV_AUTO_DMA || dma2[n] == dma1[n]) {
|
|
dma2[n] = -1;
|
|
goto mpu;
|
|
}
|
|
|
|
wss_config[n] |= WSS_CONFIG_DUPLEX;
|
|
switch (dma2[n]) {
|
|
case 0:
|
|
break;
|
|
case 1:
|
|
if (dma1[n] == 0)
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid capture DMA %d\n", dma2[n]);
|
|
return 0;
|
|
}
|
|
|
|
mpu:
|
|
switch (mpu_port[n]) {
|
|
case SNDRV_AUTO_PORT:
|
|
dev_warn(dev, "mpu_port not specified; not using MPU-401\n");
|
|
mpu_port[n] = -1;
|
|
goto fm;
|
|
case 0x300:
|
|
config[n] |= GALAXY_CONFIG_MPU_ENABLE | GALAXY_CONFIG_MPUA_300;
|
|
break;
|
|
case 0x330:
|
|
config[n] |= GALAXY_CONFIG_MPU_ENABLE | GALAXY_CONFIG_MPUA_330;
|
|
break;
|
|
default:
|
|
dev_err(dev, "invalid MPU port %#lx\n", mpu_port[n]);
|
|
return 0;
|
|
}
|
|
|
|
switch (mpu_irq[n]) {
|
|
case SNDRV_AUTO_IRQ:
|
|
dev_warn(dev, "mpu_irq not specified: using polling mode\n");
|
|
mpu_irq[n] = -1;
|
|
break;
|
|
case 2:
|
|
mpu_irq[n] = 9;
|
|
case 9:
|
|
config[n] |= GALAXY_CONFIG_MPUIRQ_2;
|
|
break;
|
|
#ifdef AZT1605
|
|
case 3:
|
|
config[n] |= GALAXY_CONFIG_MPUIRQ_3;
|
|
break;
|
|
#endif
|
|
case 5:
|
|
config[n] |= GALAXY_CONFIG_MPUIRQ_5;
|
|
break;
|
|
case 7:
|
|
config[n] |= GALAXY_CONFIG_MPUIRQ_7;
|
|
break;
|
|
#ifdef AZT2316
|
|
case 10:
|
|
config[n] |= GALAXY_CONFIG_MPUIRQ_10;
|
|
break;
|
|
#endif
|
|
default:
|
|
dev_err(dev, "invalid MPU IRQ %d\n", mpu_irq[n]);
|
|
return 0;
|
|
}
|
|
|
|
if (mpu_irq[n] == irq[n]) {
|
|
dev_err(dev, "cannot share IRQ between WSS and MPU-401\n");
|
|
return 0;
|
|
}
|
|
|
|
fm:
|
|
switch (fm_port[n]) {
|
|
case SNDRV_AUTO_PORT:
|
|
dev_warn(dev, "fm_port not specified: not using OPL3\n");
|
|
fm_port[n] = -1;
|
|
break;
|
|
case 0x388:
|
|
break;
|
|
default:
|
|
dev_err(dev, "illegal FM port %#lx\n", fm_port[n]);
|
|
return 0;
|
|
}
|
|
|
|
config[n] |= GALAXY_CONFIG_GAME_ENABLE;
|
|
return 1;
|
|
}
|
|
|
|
static int galaxy_init(struct snd_galaxy *galaxy, u8 *type)
|
|
{
|
|
u8 major;
|
|
u8 minor;
|
|
int err;
|
|
|
|
err = dsp_reset(galaxy->port);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_get_version(galaxy->port, &major, &minor);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (major != GALAXY_DSP_MAJOR || minor != GALAXY_DSP_MINOR)
|
|
return -ENODEV;
|
|
|
|
err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_8);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_command(galaxy->port, GALAXY_COMMAND_GET_TYPE);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_get_byte(galaxy->port, type);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int galaxy_set_mode(struct snd_galaxy *galaxy, u8 mode)
|
|
{
|
|
int err;
|
|
|
|
err = dsp_command(galaxy->port, DSP_COMMAND_GALAXY_9);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = dsp_command(galaxy->port, mode);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
#ifdef AZT1605
|
|
/*
|
|
* Needed for MPU IRQ on AZT1605, but AZT2316 loses WSS again
|
|
*/
|
|
err = dsp_reset(galaxy->port);
|
|
if (err < 0)
|
|
return err;
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void galaxy_set_config(struct snd_galaxy *galaxy, u32 config)
|
|
{
|
|
u8 tmp = ioread8(galaxy->config_port + CONFIG_PORT_SET);
|
|
int i;
|
|
|
|
iowrite8(tmp | 0x80, galaxy->config_port + CONFIG_PORT_SET);
|
|
for (i = 0; i < GALAXY_CONFIG_SIZE; i++) {
|
|
iowrite8(config, galaxy->config_port + i);
|
|
config >>= 8;
|
|
}
|
|
iowrite8(tmp & 0x7f, galaxy->config_port + CONFIG_PORT_SET);
|
|
msleep(10);
|
|
}
|
|
|
|
static void galaxy_config(struct snd_galaxy *galaxy, u32 config)
|
|
{
|
|
int i;
|
|
|
|
for (i = GALAXY_CONFIG_SIZE; i; i--) {
|
|
u8 tmp = ioread8(galaxy->config_port + i - 1);
|
|
galaxy->config = (galaxy->config << 8) | tmp;
|
|
}
|
|
config |= galaxy->config & GALAXY_CONFIG_MASK;
|
|
galaxy_set_config(galaxy, config);
|
|
}
|
|
|
|
static int galaxy_wss_config(struct snd_galaxy *galaxy, u8 wss_config)
|
|
{
|
|
int err;
|
|
|
|
err = wss_detect(galaxy->wss_port);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
wss_set_config(galaxy->wss_port, wss_config);
|
|
|
|
err = galaxy_set_mode(galaxy, GALAXY_MODE_WSS);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void snd_galaxy_free(struct snd_card *card)
|
|
{
|
|
struct snd_galaxy *galaxy = card->private_data;
|
|
|
|
if (galaxy->wss_port) {
|
|
wss_set_config(galaxy->wss_port, 0);
|
|
ioport_unmap(galaxy->wss_port);
|
|
release_and_free_resource(galaxy->res_wss_port);
|
|
}
|
|
if (galaxy->config_port) {
|
|
galaxy_set_config(galaxy, galaxy->config);
|
|
ioport_unmap(galaxy->config_port);
|
|
release_and_free_resource(galaxy->res_config_port);
|
|
}
|
|
if (galaxy->port) {
|
|
ioport_unmap(galaxy->port);
|
|
release_and_free_resource(galaxy->res_port);
|
|
}
|
|
}
|
|
|
|
static int snd_galaxy_probe(struct device *dev, unsigned int n)
|
|
{
|
|
struct snd_galaxy *galaxy;
|
|
struct snd_wss *chip;
|
|
struct snd_card *card;
|
|
u8 type;
|
|
int err;
|
|
|
|
err = snd_card_new(dev, index[n], id[n], THIS_MODULE,
|
|
sizeof(*galaxy), &card);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
card->private_free = snd_galaxy_free;
|
|
galaxy = card->private_data;
|
|
|
|
galaxy->res_port = request_region(port[n], 16, DRV_NAME);
|
|
if (!galaxy->res_port) {
|
|
dev_err(dev, "could not grab ports %#lx-%#lx\n", port[n],
|
|
port[n] + 15);
|
|
err = -EBUSY;
|
|
goto error;
|
|
}
|
|
galaxy->port = ioport_map(port[n], 16);
|
|
|
|
err = galaxy_init(galaxy, &type);
|
|
if (err < 0) {
|
|
dev_err(dev, "did not find a Sound Galaxy at %#lx\n", port[n]);
|
|
goto error;
|
|
}
|
|
dev_info(dev, "Sound Galaxy (type %d) found at %#lx\n", type, port[n]);
|
|
|
|
galaxy->res_config_port = request_region(port[n] + GALAXY_PORT_CONFIG,
|
|
16, DRV_NAME);
|
|
if (!galaxy->res_config_port) {
|
|
dev_err(dev, "could not grab ports %#lx-%#lx\n",
|
|
port[n] + GALAXY_PORT_CONFIG,
|
|
port[n] + GALAXY_PORT_CONFIG + 15);
|
|
err = -EBUSY;
|
|
goto error;
|
|
}
|
|
galaxy->config_port = ioport_map(port[n] + GALAXY_PORT_CONFIG, 16);
|
|
|
|
galaxy_config(galaxy, config[n]);
|
|
|
|
galaxy->res_wss_port = request_region(wss_port[n], 4, DRV_NAME);
|
|
if (!galaxy->res_wss_port) {
|
|
dev_err(dev, "could not grab ports %#lx-%#lx\n", wss_port[n],
|
|
wss_port[n] + 3);
|
|
err = -EBUSY;
|
|
goto error;
|
|
}
|
|
galaxy->wss_port = ioport_map(wss_port[n], 4);
|
|
|
|
err = galaxy_wss_config(galaxy, wss_config[n]);
|
|
if (err < 0) {
|
|
dev_err(dev, "could not configure WSS\n");
|
|
goto error;
|
|
}
|
|
|
|
strcpy(card->driver, DRV_NAME);
|
|
strcpy(card->shortname, DRV_NAME);
|
|
sprintf(card->longname, "%s at %#lx/%#lx, irq %d, dma %d/%d",
|
|
card->shortname, port[n], wss_port[n], irq[n], dma1[n],
|
|
dma2[n]);
|
|
|
|
err = snd_wss_create(card, wss_port[n] + 4, -1, irq[n], dma1[n],
|
|
dma2[n], WSS_HW_DETECT, 0, &chip);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
err = snd_wss_pcm(chip, 0);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
err = snd_wss_mixer(chip);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
err = snd_wss_timer(chip, 0);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
if (mpu_port[n] >= 0) {
|
|
err = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
|
|
mpu_port[n], 0, mpu_irq[n], NULL);
|
|
if (err < 0)
|
|
goto error;
|
|
}
|
|
|
|
if (fm_port[n] >= 0) {
|
|
struct snd_opl3 *opl3;
|
|
|
|
err = snd_opl3_create(card, fm_port[n], fm_port[n] + 2,
|
|
OPL3_HW_AUTO, 0, &opl3);
|
|
if (err < 0) {
|
|
dev_err(dev, "no OPL device at %#lx\n", fm_port[n]);
|
|
goto error;
|
|
}
|
|
err = snd_opl3_timer_new(opl3, 1, 2);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
|
|
if (err < 0)
|
|
goto error;
|
|
}
|
|
|
|
err = snd_card_register(card);
|
|
if (err < 0)
|
|
goto error;
|
|
|
|
dev_set_drvdata(dev, card);
|
|
return 0;
|
|
|
|
error:
|
|
snd_card_free(card);
|
|
return err;
|
|
}
|
|
|
|
static int snd_galaxy_remove(struct device *dev, unsigned int n)
|
|
{
|
|
snd_card_free(dev_get_drvdata(dev));
|
|
return 0;
|
|
}
|
|
|
|
static struct isa_driver snd_galaxy_driver = {
|
|
.match = snd_galaxy_match,
|
|
.probe = snd_galaxy_probe,
|
|
.remove = snd_galaxy_remove,
|
|
|
|
.driver = {
|
|
.name = DEV_NAME
|
|
}
|
|
};
|
|
|
|
module_isa_driver(snd_galaxy_driver, SNDRV_CARDS);
|