git: aabcb5d35b47 - stable/15 - sound: Retire snd_dbuf->dev

The branch stable/15 has been updated by christos:

URL: https://cgit.FreeBSD.org/src/commit/?id=aabcb5d35b47d0c6fb4ed11a34dde3eec0434779

commit aabcb5d35b47d0c6fb4ed11a34dde3eec0434779
Author:     Christos Margiolis <christos@FreeBSD.org>
AuthorDate: 2025-11-11 12:05:03 +0000
Commit:     Christos Margiolis <christos@FreeBSD.org>
CommitDate: 2025-11-18 00:51:22 +0000

    sound: Retire snd_dbuf->dev
    
    Redundant, and if we at some point really need this, we can fetch it
    from snd_dbuf->channel->dev.
    
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Reviewed by:    markj
    Differential Revision:  https://reviews.freebsd.org/D53519
    
    (cherry picked from commit 55540ebc33ad9a52bc4de121cb598243153981a8)
---
 sys/dev/sound/pcm/buffer.c  | 5 ++---
 sys/dev/sound/pcm/buffer.h  | 3 +--
 sys/dev/sound/pcm/channel.c | 4 ++--
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/sys/dev/sound/pcm/buffer.c b/sys/dev/sound/pcm/buffer.c
index de535ec2dcba..0b77ab599aed 100644
--- a/sys/dev/sound/pcm/buffer.c
+++ b/sys/dev/sound/pcm/buffer.c
@@ -41,13 +41,12 @@
 #include "snd_fxdiv_gen.h"
 
 struct snd_dbuf *
-sndbuf_create(device_t dev, char *drv, char *desc, struct pcm_channel *channel)
+sndbuf_create(char *drv, char *desc, struct pcm_channel *channel)
 {
 	struct snd_dbuf *b;
 
 	b = malloc(sizeof(*b), M_DEVBUF, M_WAITOK | M_ZERO);
 	snprintf(b->name, SNDBUF_NAMELEN, "%s:%s", drv, desc);
-	b->dev = dev;
 	b->channel = channel;
 
 	return b;
@@ -72,7 +71,7 @@ sndbuf_setmap(void *arg, bus_dma_segment_t *segs, int nseg, int error)
 	struct snd_dbuf *b = (struct snd_dbuf *)arg;
 
 	if (snd_verbose > 3) {
-		device_printf(b->dev, "sndbuf_setmap %lx, %lx; ",
+		printf("sndbuf_setmap %lx, %lx; ",
 		    (u_long)segs[0].ds_addr, (u_long)segs[0].ds_len);
 		printf("%p -> %lx\n", b->buf, (u_long)segs[0].ds_addr);
 	}
diff --git a/sys/dev/sound/pcm/buffer.h b/sys/dev/sound/pcm/buffer.h
index 841bfb85af3c..eaca6d8f313d 100644
--- a/sys/dev/sound/pcm/buffer.h
+++ b/sys/dev/sound/pcm/buffer.h
@@ -31,7 +31,6 @@
 #define SNDBUF_NAMELEN	48
 
 struct snd_dbuf {
-	device_t dev;
 	u_int8_t *buf, *tmpbuf;
 	u_int8_t *shadbuf; /**< shadow buffer used w/ S_D_SILENCE/SKIP */
 	volatile int sl; /**< shadbuf ready length in # of bytes */
@@ -55,7 +54,7 @@ struct snd_dbuf {
 	char name[SNDBUF_NAMELEN];
 };
 
-struct snd_dbuf *sndbuf_create(device_t dev, char *drv, char *desc, struct pcm_channel *channel);
+struct snd_dbuf *sndbuf_create(char *drv, char *desc, struct pcm_channel *channel);
 void sndbuf_destroy(struct snd_dbuf *b);
 
 void sndbuf_dump(struct snd_dbuf *b, char *s, u_int32_t what);
diff --git a/sys/dev/sound/pcm/channel.c b/sys/dev/sound/pcm/channel.c
index 062eeb251a5b..e7c0779ea2df 100644
--- a/sys/dev/sound/pcm/channel.c
+++ b/sys/dev/sound/pcm/channel.c
@@ -1269,8 +1269,8 @@ chn_init(struct snddev_info *d, struct pcm_channel *parent, kobj_class_t cls,
 		goto fail;
 	}
 
-	b = sndbuf_create(c->dev, c->name, "primary", c);
-	bs = sndbuf_create(c->dev, c->name, "secondary", c);
+	b = sndbuf_create(c->name, "primary", c);
+	bs = sndbuf_create(c->name, "secondary", c);
 	if (b == NULL || bs == NULL) {
 		device_printf(d->dev, "%s(): failed to create %s buffer\n",
 		    __func__, b == NULL ? "hardware" : "software");