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make mmapped vchans work

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This commit is contained in:
Cameron Grant 2001-12-23 13:10:29 +00:00
parent 62de071bfb
commit 193d571957
1 changed files with 2 additions and 0 deletions
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2
sys/dev/sound/pcm/vchan.c
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@ -94,6 +94,8 @@ feed_vchan_s16(struct pcm_feeder *f, struct pcm_channel *c, u_int8_t *b, u_int32
SLIST_FOREACH(cce, &c->children, link) {
ch = cce->channel;
if (ch->flags & CHN_F_TRIGGERED) {
if (ch->flags & CHN_F_MAPPED)
sndbuf_acquire(ch->bufsoft, NULL, sndbuf_getfree(ch->bufsoft));
cnt = FEEDER_FEED(ch->feeder, ch, (u_int8_t *)tmp, count, ch->bufsoft);
vchan_mix_s16(dst, tmp, cnt / 2);
}