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Diffstat (limited to 'sys/dev/sound/dummy.c')
-rw-r--r--sys/dev/sound/dummy.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/sys/dev/sound/dummy.c b/sys/dev/sound/dummy.c
index 4df5b112d3f4..39214a141bf9 100644
--- a/sys/dev/sound/dummy.c
+++ b/sys/dev/sound/dummy.c
@@ -104,9 +104,10 @@ dummy_chan_io(void *arg)
ch = &sc->chans[i];
if (!ch->run)
continue;
- if (ch->dir == PCMDIR_PLAY)
+ if (ch->dir == PCMDIR_PLAY) {
ch->ptr += sndbuf_getblksz(ch->buf);
- else
+ ch->ptr %= sndbuf_getsize(ch->buf);
+ } else
sndbuf_fillsilence(ch->buf);
snd_mtxunlock(sc->lock);
chn_intr(ch->chan);
@@ -346,6 +347,12 @@ dummy_attach(device_t dev)
return (ENXIO);
mixer_init(dev, &dummy_mixer_class, sc);
+ /*
+ * Create an alias so that tests do not need to guess which one is the
+ * dummy device if there are more devices present in the system.
+ */
+ make_dev_alias(sc->info.dsp_dev, "dsp.dummy");
+
return (0);
}