From e5b0fe79ae7af672f09d725e6ea1eae8f088365a Mon Sep 17 00:00:00 2001
From: cg <cg@FreeBSD.org>
Date: Tue, 27 Feb 2001 07:01:49 +0000
Subject: MFS: 4.x/5.x compatibility #ifdefs

---
 sys/dev/sound/pcm/mixer.c |  6 ++++++
 sys/dev/sound/pcm/sound.c | 18 ++++++++++++++++--
 2 files changed, 22 insertions(+), 2 deletions(-)

(limited to 'sys')

diff --git a/sys/dev/sound/pcm/mixer.c b/sys/dev/sound/pcm/mixer.c
index a11ab3d..dd710ef 100644
--- a/sys/dev/sound/pcm/mixer.c
+++ b/sys/dev/sound/pcm/mixer.c
@@ -50,6 +50,7 @@ static u_int16_t snd_mixerdefaults[SOUND_MIXER_NRDEVICES] = {
 
 static char* snd_mixernames[SOUND_MIXER_NRDEVICES] = SOUND_DEVICE_NAMES;
 
+#ifdef SND_DYNSYSCTL
 static int
 mixer_lookup(char *devname)
 {
@@ -61,6 +62,7 @@ mixer_lookup(char *devname)
 			return i;
 	return -1;
 }
+#endif
 
 static int
 mixer_set(snd_mixer *mixer, unsigned dev, unsigned lev)
@@ -268,6 +270,7 @@ mixer_ioctl(snddev_info *d, u_long cmd, caddr_t arg)
 	return ENXIO;
 }
 
+#ifdef SND_DYNSYSCTL
 static int
 sysctl_hw_snd_hwvol_mixer(SYSCTL_HANDLER_ARGS)
 {
@@ -289,6 +292,7 @@ sysctl_hw_snd_hwvol_mixer(SYSCTL_HANDLER_ARGS)
 	}
 	return error;
 }
+#endif
 
 int
 mixer_hwvol_init(device_t dev)
@@ -300,11 +304,13 @@ mixer_hwvol_init(device_t dev)
 	m = d->mixer;
 	m->hwvol_mixer = SOUND_MIXER_VOLUME;
 	m->hwvol_step = 5;
+#ifdef SND_DYNSYSCTL
 	SYSCTL_ADD_INT(&d->sysctl_tree, SYSCTL_CHILDREN(d->sysctl_tree_top),
             OID_AUTO, "hwvol_step", CTLFLAG_RW, &m->hwvol_step, 0, "");
 	SYSCTL_ADD_PROC(&d->sysctl_tree, SYSCTL_CHILDREN(d->sysctl_tree_top),
             OID_AUTO, "hwvol_mixer", CTLTYPE_STRING | CTLFLAG_RW, m, 0,
 	    sysctl_hw_snd_hwvol_mixer, "A", "")
+#endif
 	return 0;
 }
 
diff --git a/sys/dev/sound/pcm/sound.c b/sys/dev/sound/pcm/sound.c
index 13e46d7..e702d02 100644
--- a/sys/dev/sound/pcm/sound.c
+++ b/sys/dev/sound/pcm/sound.c
@@ -87,9 +87,15 @@ nomenclature:
 #define PCMMKMINOR(u, d, c) ((((c) & 0xff) << 16) | (((u) & 0x0f) << 4) | ((d) & 0x0f))
 
 static devclass_t pcm_devclass;
+
+#ifdef USING_DEVFS
 int snd_unit;
 TUNABLE_INT_DECL("hw.snd.unit", 0, snd_unit);
+#endif
+
+SYSCTL_NODE(_hw, OID_AUTO, snd, CTLFLAG_RD, 0, "Sound driver");
 
+#ifdef USING_DEVFS
 static void
 pcm_makelinks(void *dummy)
 {
@@ -132,8 +138,6 @@ pcm_makelinks(void *dummy)
 	mixer = make_dev_alias(pdev, "mixer");
 }
 
-SYSCTL_NODE(_hw, OID_AUTO, snd, CTLFLAG_RD, 0, "Sound driver");
-
 static int
 sysctl_hw_sndunit(SYSCTL_HANDLER_ARGS)
 {
@@ -149,6 +153,7 @@ sysctl_hw_sndunit(SYSCTL_HANDLER_ARGS)
 }
 SYSCTL_PROC(_hw_snd, OID_AUTO, unit, CTLTYPE_INT | CTLFLAG_RW,
             0, sizeof(int), sysctl_hw_sndunit, "I", "");
+#endif
 
 int
 pcm_addchan(device_t dev, int dir, kobj_class_t cls, void *devinfo)
@@ -183,8 +188,10 @@ pcm_addchan(device_t dev, int dir, kobj_class_t cls, void *devinfo)
 		 UID_ROOT, GID_WHEEL, 0666, "audio%d.%d", unit, d->chancount);
 	/* XXX SND_DEV_NORESET? */
 	d->chancount++;
+#ifdef USING_DEVFS
     	if (d->chancount == 1)
 		pcm_makelinks(NULL);
+#endif
 	return 0;
 }
 
@@ -302,6 +309,7 @@ pcm_register(device_t dev, void *devinfo, int numplay, int numrec)
 	} else
 		d->rec = NULL;
 
+#ifdef SND_DYNSYSCTL
 	sysctl_ctx_init(&d->sysctl_tree);
 	d->sysctl_tree_top = SYSCTL_ADD_NODE(&d->sysctl_tree,
 				 SYSCTL_STATIC_CHILDREN(_hw_snd), OID_AUTO,
@@ -310,6 +318,7 @@ pcm_register(device_t dev, void *devinfo, int numplay, int numrec)
 		sysctl_ctx_free(&d->sysctl_tree);
 		goto no;
 	}
+#endif
 
 	if (numplay == 0 || numrec == 0)
 		d->flags |= SD_F_SIMPLEX;
@@ -335,9 +344,11 @@ pcm_unregister(device_t dev)
     	snddev_info *d = device_get_softc(dev);
 	dev_t pdev;
 
+#ifdef SND_DYNSYSCTL
 	sysctl_remove_oid(d->sysctl_tree_top, 1, 1);
 	d->sysctl_tree_top = NULL;
 	sysctl_ctx_free(&d->sysctl_tree);
+#endif
 
 	r = 0;
 	for (i = 0; i < d->chancount; i++)
@@ -368,7 +379,10 @@ pcm_unregister(device_t dev)
 	if (d->ref) free(d->ref, M_DEVBUF);
 
 	fkchan_kill(&d->fakechan);
+
+#ifdef USING_DEVFS
 	pcm_makelinks(NULL);
+#endif
 	return 0;
 }
 
-- 
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