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| author | Takashi Iwai <tiwai@suse.de> | 2005-09-05 17:15:37 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2005-09-12 10:41:49 +0200 |
| commit | ecbcfe36fa882e9f8f2be63ac0c42978336bf997 (patch) | |
| tree | b43fe6845a9de4e077cfba15c214d66e74866486 /sound/core/sound.c | |
| parent | 6243008b82222d6244b055beeeba94b14f23b7e2 (diff) | |
| download | kernel_samsung_espresso10-ecbcfe36fa882e9f8f2be63ac0c42978336bf997.zip kernel_samsung_espresso10-ecbcfe36fa882e9f8f2be63ac0c42978336bf997.tar.gz kernel_samsung_espresso10-ecbcfe36fa882e9f8f2be63ac0c42978336bf997.tar.bz2 | |
[ALSA] Introduce snd_card_set_generic_dev()
ALSA Core
A new function snd_card_set_generic_dev() is introduced to add the
'generic device' support for devices without proper bus on sysfs.
It's a last resort, and should be removed in future when they have
a proper bus, instead.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/sound.c')
| -rw-r--r-- | sound/core/sound.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/sound/core/sound.c b/sound/core/sound.c index 3271e92..9e76bdd 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -328,6 +328,10 @@ int __exit snd_minor_info_done(void) * INIT PART */ +#ifdef CONFIG_SND_GENERIC_DRIVER +extern struct device_driver snd_generic_driver; +#endif + static int __init alsa_sound_init(void) { short controlnum; @@ -354,6 +358,9 @@ static int __init alsa_sound_init(void) return -ENOMEM; } snd_info_minor_register(); +#ifdef CONFIG_SND_GENERIC_DRIVER + driver_register(&snd_generic_driver); +#endif for (controlnum = 0; controlnum < cards_limit; controlnum++) devfs_mk_cdev(MKDEV(major, controlnum<<5), S_IFCHR | device_mode, "snd/controlC%d", controlnum); #ifndef MODULE @@ -369,6 +376,9 @@ static void __exit alsa_sound_exit(void) for (controlnum = 0; controlnum < cards_limit; controlnum++) devfs_remove("snd/controlC%d", controlnum); +#ifdef CONFIG_SND_GENERIC_DRIVER + driver_unregister(&snd_generic_driver); +#endif snd_info_minor_unregister(); snd_info_done(); snd_memory_done(); @@ -416,10 +426,13 @@ EXPORT_SYMBOL(snd_card_register); EXPORT_SYMBOL(snd_component_add); EXPORT_SYMBOL(snd_card_file_add); EXPORT_SYMBOL(snd_card_file_remove); +#ifdef CONFIG_SND_GENERIC_DRIVER +EXPORT_SYMBOL(snd_card_set_generic_dev); +#endif #ifdef CONFIG_PM EXPORT_SYMBOL(snd_power_wait); EXPORT_SYMBOL(snd_card_set_pm_callback); -#if defined(CONFIG_PM) && defined(CONFIG_SND_GENERIC_PM) +#ifdef CONFIG_SND_GENERIC_DRIVER EXPORT_SYMBOL(snd_card_set_generic_pm_callback); #endif #ifdef CONFIG_PCI |