git: 6a3a42c57cf4 - main - sound: Retire unused mixer_get_lock()

The branch main has been updated by christos:

URL: https://cgit.FreeBSD.org/src/commit/?id=6a3a42c57cf45874294105419f5c5de6602db3f8

commit 6a3a42c57cf45874294105419f5c5de6602db3f8
Author:     Christos Margiolis <christos@FreeBSD.org>
AuthorDate: 2026-04-16 12:46:48 +0000
Commit:     Christos Margiolis <christos@FreeBSD.org>
CommitDate: 2026-05-27 15:32:12 +0000

    sound: Retire unused mixer_get_lock()
    
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Pull Request:   https://ron-dev.freebsd.org/FreeBSD/src/pulls/18
---
 sys/dev/sound/pcm/mixer.c | 10 ----------
 sys/dev/sound/pcm/mixer.h |  1 -
 2 files changed, 11 deletions(-)

diff --git a/sys/dev/sound/pcm/mixer.c b/sys/dev/sound/pcm/mixer.c
index 73d1b5870b83..1baeb1b23077 100644
--- a/sys/dev/sound/pcm/mixer.c
+++ b/sys/dev/sound/pcm/mixer.c
@@ -1382,13 +1382,3 @@ mixer_oss_mixerinfo(struct cdev *i_dev, oss_mixerinfo *mi)
 
 	return (EINVAL);
 }
-
-/*
- * Allow the sound driver to use the mixer lock to protect its mixer
- * data:
- */
-struct mtx *
-mixer_get_lock(struct snd_mixer *m)
-{
-	return (&m->lock);
-}
diff --git a/sys/dev/sound/pcm/mixer.h b/sys/dev/sound/pcm/mixer.h
index 4ced76082e31..b16256862b4f 100644
--- a/sys/dev/sound/pcm/mixer.h
+++ b/sys/dev/sound/pcm/mixer.h
@@ -61,7 +61,6 @@ void mix_setparentchild(struct snd_mixer *m, u_int32_t parent, u_int32_t childs)
 void mix_setrealdev(struct snd_mixer *m, u_int32_t dev, u_int32_t realdev);
 u_int32_t mix_getparent(struct snd_mixer *m, u_int32_t dev);
 void *mix_getdevinfo(struct snd_mixer *m);
-struct mtx *mixer_get_lock(struct snd_mixer *m);
 
 #define MIXER_TYPE_PRIMARY	0	/* mixer_init()   */
 #define MIXER_TYPE_SECONDARY	1	/* mixer_create() */