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only probe mandatory channels on known bad codecs

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This commit is contained in:
Cameron Grant 2000-09-23 22:00:09 +00:00
parent 20cb9f9efe
commit 33c878f034
1 changed files with 2 additions and 1 deletions
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3
sys/dev/sound/pcm/ac97.c
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@ -341,7 +341,8 @@ ac97_initmixer(struct ac97_info *codec)
}
for (i = 0; i < 32; i++) {
if (codec->mix[i].reg > 0) {
k = codec->noext? codec->mix[i].enable : 1;
if (k && (codec->mix[i].reg > 0)) {
old = rdcd(codec, codec->mix[i].reg);
wrcd(codec, codec->mix[i].reg, 0x3f);
j = rdcd(codec, codec->mix[i].reg);