[ALSA] PCM midlevel & PCM OSS - make procfs & OSS plugin code optional

Modules: ALSA Core,PCM Midlevel,ALSA<-OSS emulation,USB generic driver

1) The verbose procfs code for the PCM midlevel and usb audio
   can be removed now (more patches will follow).
   CONFIG_SND_VERBOSE_PROCFS
2) The PCM OSS plugin system can be also compiled optionaly.
   CONFIG_SND_PCM_OSS_PLUGINS

Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 28ca61e..d92c3ce 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -140,6 +140,9 @@
 	}
 	return -ENOIOCTLCMD;
 }
+
+#if defined(CONFIG_PROC_FS) && defined(CONFIG_SND_VERBOSE_PROCFS)
+
 #define STATE(v) [SNDRV_PCM_STATE_##v] = #v
 #define STREAM(v) [SNDRV_PCM_STREAM_##v] = #v
 #define READY(v) [SNDRV_PCM_READY_##v] = #v
@@ -197,7 +200,6 @@
 	return snd_pcm_format_names[format];
 }
 
-#ifdef CONFIG_PROC_FS
 static char *snd_pcm_stream_names[] = {
 	STREAM(PLAYBACK),
 	STREAM(CAPTURE),