diff options
| author | ariff <ariff@FreeBSD.org> | 2007-06-11 00:49:46 +0000 |
|---|---|---|
| committer | ariff <ariff@FreeBSD.org> | 2007-06-11 00:49:46 +0000 |
| commit | fafa308f2ba94d67208e15f425b8034c98a4eddf (patch) | |
| tree | 795c3b5265f3bcbcabb27dd644db79e60a617e78 /sys/dev/sound/pci/es137x.c | |
| parent | a3226c8185423f9e8977c68b703d0f6f9676c357 (diff) | |
| download | FreeBSD-src-fafa308f2ba94d67208e15f425b8034c98a4eddf.zip FreeBSD-src-fafa308f2ba94d67208e15f425b8034c98a4eddf.tar.gz | |
Filter/compress the amount of channel trigger. This should reduce
much of lock/unlock contentions within the interrupt handler. Most
of these drivers only need PCMTRIG_START or STOP (ABORT).
Discussed with: scottl
Diffstat (limited to 'sys/dev/sound/pci/es137x.c')
| -rw-r--r-- | sys/dev/sound/pci/es137x.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/dev/sound/pci/es137x.c b/sys/dev/sound/pci/es137x.c index e7f1655..0daaad8 100644 --- a/sys/dev/sound/pci/es137x.c +++ b/sys/dev/sound/pci/es137x.c @@ -727,8 +727,8 @@ eschan_trigger(kobj_t obj, void *data, int go) struct es_info *es = ch->parent; uint32_t cnt, b = 0; - if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) - return (0); + if (!PCMTRIG_COMMON(go)) + return 0; ES_LOCK(es); cnt = (ch->blksz / sndbuf_getbps(ch->buffer)) - 1; |
