activation method (full-duplex audio!).
*/
-#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/init.h>
MODULE_PARM_DESC(id, "ID string for azt2320 based soundcard.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable azt2320 based soundcard.");
-module_param_array(port, long, NULL, 0444);
-MODULE_PARM_DESC(port, "Port # for azt2320 driver.");
-module_param_array(wss_port, long, NULL, 0444);
-MODULE_PARM_DESC(wss_port, "WSS Port # for azt2320 driver.");
-module_param_array(mpu_port, long, NULL, 0444);
-MODULE_PARM_DESC(mpu_port, "MPU-401 port # for azt2320 driver.");
-module_param_array(fm_port, long, NULL, 0444);
-MODULE_PARM_DESC(fm_port, "FM port # for azt2320 driver.");
-module_param_array(irq, int, NULL, 0444);
-MODULE_PARM_DESC(irq, "IRQ # for azt2320 driver.");
-module_param_array(mpu_irq, int, NULL, 0444);
-MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for azt2320 driver.");
-module_param_array(dma1, int, NULL, 0444);
-MODULE_PARM_DESC(dma1, "1st DMA # for azt2320 driver.");
-module_param_array(dma2, int, NULL, 0444);
-MODULE_PARM_DESC(dma2, "2nd DMA # for azt2320 driver.");
struct snd_card_azt2320 {
int dev_no;
const struct pnp_card_device_id *id)
{
struct pnp_dev *pdev;
- struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL);
int err;
- if (!cfg)
- return -ENOMEM;
-
acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
- if (acard->dev == NULL) {
- kfree(cfg);
+ if (acard->dev == NULL)
return -ENODEV;
- }
acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
pdev = acard->dev;
- pnp_init_resource_table(cfg);
-
- /* override resources */
- if (port[dev] != SNDRV_AUTO_PORT)
- pnp_resource_change(&cfg->port_resource[0], port[dev], 16);
- if (fm_port[dev] != SNDRV_AUTO_PORT)
- pnp_resource_change(&cfg->port_resource[1], fm_port[dev], 4);
- if (wss_port[dev] != SNDRV_AUTO_PORT)
- pnp_resource_change(&cfg->port_resource[2], wss_port[dev], 4);
- if (dma1[dev] != SNDRV_AUTO_DMA)
- pnp_resource_change(&cfg->dma_resource[0], dma1[dev], 1);
- if (dma2[dev] != SNDRV_AUTO_DMA)
- pnp_resource_change(&cfg->dma_resource[1], dma2[dev], 1);
- if (irq[dev] != SNDRV_AUTO_IRQ)
- pnp_resource_change(&cfg->irq_resource[0], irq[dev], 1);
- if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
- snd_printk(KERN_ERR PFX "AUDIO the requested resources are invalid, using auto config\n");
err = pnp_activate_dev(pdev);
if (err < 0) {
snd_printk(KERN_ERR PFX "AUDIO pnp configure failure\n");
- kfree(cfg);
return err;
}
port[dev] = pnp_port_start(pdev, 0);
pdev = acard->devmpu;
if (pdev != NULL) {
- pnp_init_resource_table(cfg);
- if (mpu_port[dev] != SNDRV_AUTO_PORT)
- pnp_resource_change(&cfg->port_resource[0], mpu_port[dev], 2);
- if (mpu_irq[dev] != SNDRV_AUTO_IRQ)
- pnp_resource_change(&cfg->irq_resource[0], mpu_irq[dev], 1);
- if ((pnp_manual_config_dev(pdev, cfg, 0)) < 0)
- snd_printk(KERN_ERR PFX "MPU401 the requested resources are invalid, using auto config\n");
err = pnp_activate_dev(pdev);
if (err < 0)
goto __mpu_error;
mpu_port[dev] = -1;
}
- kfree (cfg);
return 0;
}
if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
if (snd_mpu401_uart_new(card, 0, MPU401_HW_AZT2320,
mpu_port[dev], 0,
- mpu_irq[dev], SA_INTERRUPT,
+ mpu_irq[dev], IRQF_DISABLED,
NULL) < 0)
snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx\n", mpu_port[dev]);
}
return 0;
}
+static unsigned int __devinitdata azt2320_devices;
+
static int __devinit snd_azt2320_pnp_detect(struct pnp_card_link *card,
const struct pnp_card_device_id *id)
{
if (res < 0)
return res;
dev++;
+ azt2320_devices++;
return 0;
}
return -ENODEV;
static int __init alsa_card_azt2320_init(void)
{
- int cards;
+ int err;
+
+ err = pnp_register_card_driver(&azt2320_pnpc_driver);
+ if (err)
+ return err;
- cards = pnp_register_card_driver(&azt2320_pnpc_driver);
- if (cards <= 0) {
+ if (!azt2320_devices) {
pnp_unregister_card_driver(&azt2320_pnpc_driver);
#ifdef MODULE
snd_printk(KERN_ERR "no AZT2320 based soundcards found\n");