Thread (3 messages) flat view 3 messages, 3 authors, 2001-03-28

Re: Sound stoppage: TRIAL code to re-start DEAD dma

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2001-03-28 12:10:49

Nope it doesn't restart the frame, thats why we need to either reload it
and return or continue as if it played correctly.

I was wondering again today why we get the DEAD status in the powercomputing
machines everything was working fine until 2.2.9/10 (there were no changes
in dmasound at that point) so some other change is causing this i can't
imagine anything though :(
Can this be the time when we added proper support for IDE M/DMA mode ?

Previously, our driver could do DMA, but couldn't configure the disk DMA
mode, leaving it in whatever state the firmware/MacOS set it up. Around
2.2.x (early, I don't remember when exactly), we added some code to
configure the timings properly.

Ben.


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