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authorTakashi Iwai <tiwai@suse.de>2005-12-01 10:42:42 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:30:02 +0100
commite28563cceb9f258ebe3c50fc27d8f4ff0ac4bfa4 (patch)
treeb69095abb998dedc2953368ba2c75978d80f644a /sound/core/hwdep.c
parent7cd01dd840824e7c6023ad1dbfdb94a2183a7adb (diff)
[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.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index b8c0c8c4d12..618c43be0bc 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(&register_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)