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| author | Takashi Iwai <tiwai@suse.de> | 2005-12-01 10:42:42 +0100 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2006-01-03 12:30:02 +0100 |
| commit | e28563cceb9f258ebe3c50fc27d8f4ff0ac4bfa4 (patch) | |
| tree | b69095abb998dedc2953368ba2c75978d80f644a /sound/core/hwdep.c | |
| parent | 7cd01dd840824e7c6023ad1dbfdb94a2183a7adb (diff) | |
| download | lwn-e28563cceb9f258ebe3c50fc27d8f4ff0ac4bfa4.tar.gz lwn-e28563cceb9f258ebe3c50fc27d8f4ff0ac4bfa4.zip | |
[ALSA] Optimize for config without PROC_FS
Modules: HWDEP Midlevel,ALSA Core,PCM Midlevel,Timer Midlevel
Optimize the code when compiled without CONFIG_PROC_FS.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core/hwdep.c')
| -rw-r--r-- | sound/core/hwdep.c | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index b8c0c8c4d126..618c43be0bc3 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -458,6 +458,7 @@ static int snd_hwdep_dev_unregister(struct snd_device *device) return snd_hwdep_free(hwdep); } +#ifdef CONFIG_PROC_FS /* * Info interface */ @@ -477,13 +478,9 @@ static void snd_hwdep_proc_read(struct snd_info_entry *entry, up(®ister_mutex); } -/* - * ENTRY functions - */ +static struct snd_info_entry *snd_hwdep_proc_entry; -static struct snd_info_entry *snd_hwdep_proc_entry = NULL; - -static int __init alsa_hwdep_init(void) +static void __init snd_hwdep_proc_init(void) { struct snd_info_entry *entry; @@ -496,6 +493,25 @@ static int __init alsa_hwdep_init(void) } } snd_hwdep_proc_entry = entry; +} + +static void __exit snd_hwdep_proc_done(void) +{ + snd_info_unregister(snd_hwdep_proc_entry); +} +#else /* !CONFIG_PROC_FS */ +#define snd_hwdep_proc_init() +#define snd_hwdep_proc_done() +#endif /* CONFIG_PROC_FS */ + + +/* + * ENTRY functions + */ + +static int __init alsa_hwdep_init(void) +{ + snd_hwdep_proc_init(); snd_ctl_register_ioctl(snd_hwdep_control_ioctl); snd_ctl_register_ioctl_compat(snd_hwdep_control_ioctl); return 0; @@ -505,10 +521,7 @@ static void __exit alsa_hwdep_exit(void) { snd_ctl_unregister_ioctl(snd_hwdep_control_ioctl); snd_ctl_unregister_ioctl_compat(snd_hwdep_control_ioctl); - if (snd_hwdep_proc_entry) { - snd_info_unregister(snd_hwdep_proc_entry); - snd_hwdep_proc_entry = NULL; - } + snd_hwdep_proc_done(); } module_init(alsa_hwdep_init) |