d/freebsd-nq
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stop playing if we underrun; if there is more data to come, the next write

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will restart
This commit is contained in:
Cameron Grant 1999-12-19 22:32:55 +00:00
parent a281594c29
commit 529863cb71
1 changed files with 2 additions and 0 deletions
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2
sys/dev/sound/pcm/channel.c
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@ -347,6 +347,8 @@ chn_wrintr(pcm_channel *c)
DEB(printf("cannot start wr-dma flags 0x%08x rp %d rl %d\n",
c->flags, b->rp, b->rl));
if (b->dl) { /* DMA was active */
chn_trigger(c, PCMTRIG_STOP);
b->dl = 0;
b->underflow = 1; /* set underflow flag */
chn_clearbuf(c, b->bufsize); /* and clear all DMA buffer */
}