Messages in this thread | | | Subject | Re: i810 audio | From | Alan Cox <> | Date | 12 Nov 2002 23:38:04 +0000 |
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On Tue, 2002-11-12 at 23:06, Brian C. Huffman wrote: > Alan / All, > > I assume this is the patch that's been in your -ac kernels for a > while? I have an Intel 845GBV board which uses the ICH4 architecture. > I'm happy to report that this patch does allow me to use the integrated > sound on this motherboard, but one thing that I've noticed is that it > seems as though to adjust volume you need to adjust the actual channel > (PCM, CD, etc), rather than main volume. Any ideas why this might be so?
It could be the mixer on your board doesnt support main volume control. The i8xx audio is half of a whole, it deals with transferring streams of audio data and mixer requests down an AC'97 audio bus to a codec which does the D/A parts. That codec varies by board.
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