[ALSA] Optimize for config without PROC_FS (seq and oss parts)

Modules: ALSA<-OSS emulation,ALSA sequencer,ALSA<-OSS sequencer

Optimize the code when compiled without CONFIG_PROC_FS (in seq and oss
emulation parts).

Signed-off-by: Takashi Iwai <tiwai@suse.de>

5 files changed, 14 insertions, 11 deletions

diff --git a/sound/core/seq/oss/seq_oss.c b/sound/core/seq/oss/seq_oss.c
index 4b51ab56507b..c98f0ba13810 100644
--- a/sound/core/seq/oss/seq_oss.c
+++ b/sound/core/seq/oss/seq_oss.c
@@ -52,8 +52,13 @@ int seq_oss_debug = 0;
  */
 static int register_device(void);
 static void unregister_device(void);
+#ifdef CONFIG_PROC_FS
 static int register_proc(void);
 static void unregister_proc(void);
+#else
+static inline int register_proc(void) { return 0; }
+static inline void unregister_proc(void) {}
+#endif
 
 static int odev_open(struct inode *inode, struct file *file);
 static int odev_release(struct inode *inode, struct file *file);
@@ -61,9 +66,6 @@ static ssize_t odev_read(struct file *file, char __user *buf, size_t count, loff
 static ssize_t odev_write(struct file *file, const char __user *buf, size_t count, loff_t *offset);
 static long odev_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 static unsigned int odev_poll(struct file *file, poll_table * wait);
-#ifdef CONFIG_PROC_FS
-static void info_read(struct snd_info_entry *entry, struct snd_info_buffer *buf);
-#endif
 
 
 /*
@@ -276,12 +278,10 @@ info_read(struct snd_info_entry *entry, struct snd_info_buffer *buf)
 	up(&register_mutex);
 }
 
-#endif /* CONFIG_PROC_FS */
 
 static int __init
 register_proc(void)
 {
-#ifdef CONFIG_PROC_FS
 	struct snd_info_entry *entry;
 
 	entry = snd_info_create_module_entry(THIS_MODULE, SNDRV_SEQ_OSS_PROCNAME, snd_seq_root);
@@ -297,16 +297,14 @@ register_proc(void)
 		return -ENOMEM;
 	}
 	info_entry = entry;
-#endif
 	return 0;
 }
 
 static void
 unregister_proc(void)
 {
-#ifdef CONFIG_PROC_FS
 	if (info_entry)
 		snd_info_unregister(info_entry);
 	info_entry = NULL;
-#endif
 }
+#endif /* CONFIG_PROC_FS */
diff --git a/sound/core/seq/oss/seq_oss_init.c b/sound/core/seq/oss/seq_oss_init.c
index 1d4473eadcf3..97e2493e931f 100644
--- a/sound/core/seq/oss/seq_oss_init.c
+++ b/sound/core/seq/oss/seq_oss_init.c
@@ -502,6 +502,7 @@ snd_seq_oss_reset(struct seq_oss_devinfo *dp)
 }
 
 
+#ifdef CONFIG_PROC_FS
 /*
  * misc. functions for proc interface
  */
@@ -552,4 +553,4 @@ snd_seq_oss_system_info_read(struct snd_info_buffer *buf)
 			snd_seq_oss_readq_info_read(dp->readq, buf);
 	}
 }
-
+#endif /* CONFIG_PROC_FS */
diff --git a/sound/core/seq/oss/seq_oss_midi.c b/sound/core/seq/oss/seq_oss_midi.c
index eb7ae990965c..0a711d2d04f0 100644
--- a/sound/core/seq/oss/seq_oss_midi.c
+++ b/sound/core/seq/oss/seq_oss_midi.c
@@ -668,6 +668,7 @@ snd_seq_oss_midi_make_info(struct seq_oss_devinfo *dp, int dev, struct midi_info
 }
 
 
+#ifdef CONFIG_PROC_FS
 /*
  * proc interface
  */
@@ -707,4 +708,4 @@ snd_seq_oss_midi_info_read(struct snd_info_buffer *buf)
 		snd_use_lock_free(&mdev->use_lock);
 	}
 }
-
+#endif /* CONFIG_PROC_FS */
diff --git a/sound/core/seq/oss/seq_oss_readq.c b/sound/core/seq/oss/seq_oss_readq.c
index abc70078add3..f5de79f29f1e 100644
--- a/sound/core/seq/oss/seq_oss_readq.c
+++ b/sound/core/seq/oss/seq_oss_readq.c
@@ -222,6 +222,7 @@ snd_seq_oss_readq_put_timestamp(struct seq_oss_readq *q, unsigned long curt, int
 }
 
 
+#ifdef CONFIG_PROC_FS
 /*
  * proc interface
  */
@@ -232,3 +233,4 @@ snd_seq_oss_readq_info_read(struct seq_oss_readq *q, struct snd_info_buffer *buf
 		    (waitqueue_active(&q->midi_sleep) ? "sleeping":"running"),
 		    q->qlen, q->input_time);
 }
+#endif /* CONFIG_PROC_FS */
diff --git a/sound/core/seq/oss/seq_oss_synth.c b/sound/core/seq/oss/seq_oss_synth.c
index 0b6025c92b9e..ab570a0a6183 100644
--- a/sound/core/seq/oss/seq_oss_synth.c
+++ b/sound/core/seq/oss/seq_oss_synth.c
@@ -621,6 +621,7 @@ snd_seq_oss_synth_make_info(struct seq_oss_devinfo *dp, int dev, struct synth_in
 }
 
 
+#ifdef CONFIG_PROC_FS
 /*
  * proc interface
  */
@@ -648,4 +649,4 @@ snd_seq_oss_synth_info_read(struct snd_info_buffer *buf)
 		snd_use_lock_free(&rec->use_lock);
 	}
 }
-
+#endif /* CONFIG_PROC_FS */