#include <sound/driver.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
#include <linux/moduleparam.h>
#include <sound/core.h>
#include <sound/initval.h>
module_param(enable_beep, bool, 0444);
MODULE_PARM_DESC(enable_beep, "Enable beep using PCM.");
+static struct platform_device *device;
-/*
- * card entry
- */
-
-static snd_card_t *snd_pmac_card = NULL;
/*
*/
-static int __init snd_pmac_probe(void)
+static int __init snd_pmac_probe(struct platform_device *devptr)
{
- snd_card_t *card;
- pmac_t *chip;
+ struct snd_card *card;
+ struct snd_pmac *chip;
char *name_ext;
int err;
if ((err = snd_pmac_new(card, &chip)) < 0)
goto __error;
+ card->private_data = chip;
switch (chip->model) {
case PMAC_BURGUNDY:
if ( snd_pmac_tumbler_init(chip) < 0 || snd_pmac_tumbler_post_init() < 0)
goto __error;
break;
- case PMAC_TOONIE:
- strcpy(card->driver, "PMac Toonie");
- strcpy(card->shortname, "PowerMac Toonie");
- strcpy(card->longname, card->shortname);
- if ((err = snd_pmac_toonie_init(chip)) < 0)
- goto __error;
- break;
case PMAC_AWACS:
case PMAC_SCREAMER:
name_ext = chip->model == PMAC_SCREAMER ? "Screamer" : "AWACS";
if (enable_beep)
snd_pmac_attach_beep(chip);
- if ((err = snd_card_set_generic_dev(card)) < 0)
- goto __error;
+ snd_card_set_dev(card, &devptr->dev);
if ((err = snd_card_register(card)) < 0)
goto __error;
- snd_pmac_card = card;
+ platform_set_drvdata(devptr, card);
return 0;
__error:
}
-/*
- * MODULE stuff
- */
+static int __devexit snd_pmac_remove(struct platform_device *devptr)
+{
+ snd_card_free(platform_get_drvdata(devptr));
+ platform_set_drvdata(devptr, NULL);
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_pmac_driver_suspend(struct platform_device *devptr, pm_message_t state)
+{
+ struct snd_card *card = platform_get_drvdata(devptr);
+ snd_pmac_suspend(card->private_data);
+ return 0;
+}
+
+static int snd_pmac_driver_resume(struct platform_device *devptr)
+{
+ struct snd_card *card = platform_get_drvdata(devptr);
+ snd_pmac_resume(card->private_data);
+ return 0;
+}
+#endif
+
+#define SND_PMAC_DRIVER "snd_powermac"
+
+static struct platform_driver snd_pmac_driver = {
+ .probe = snd_pmac_probe,
+ .remove = __devexit_p(snd_pmac_remove),
+#ifdef CONFIG_PM
+ .suspend = snd_pmac_driver_suspend,
+ .resume = snd_pmac_driver_resume,
+#endif
+ .driver = {
+ .name = SND_PMAC_DRIVER
+ },
+};
static int __init alsa_card_pmac_init(void)
{
int err;
- if ((err = snd_pmac_probe()) < 0)
+
+ if ((err = platform_driver_register(&snd_pmac_driver)) < 0)
return err;
- return 0;
+ device = platform_device_register_simple(SND_PMAC_DRIVER, -1, NULL, 0);
+ if (!IS_ERR(device)) {
+ if (platform_get_drvdata(device))
+ return 0;
+ platform_device_unregister(device);
+ err = -ENODEV;
+ } else
+ err = PTR_ERR(device);
+ platform_driver_unregister(&snd_pmac_driver);
+ return err;
}
static void __exit alsa_card_pmac_exit(void)
{
- if (snd_pmac_card)
- snd_card_free(snd_pmac_card);
+ platform_device_unregister(device);
+ platform_driver_unregister(&snd_pmac_driver);
}
module_init(alsa_card_pmac_init)