Erwin Rol wrote:
> I am running a G400MAX now and have simmulair problems, but not as bad.
> Normal latency is around 10usecs, but when a lot of output is writen to
> a X-terminal it jumps to 500usec. When enabling PCIretries (so writing to
> the FIFO without checking if it is full) it always shows a latency of
> 500usec when for example running 'x11perf -all', so it looks like in the MGA
> driver there is a spot where there is forgotten to check if the FIFO is full
> (i am looking into the source at the moment).
At least in the glint driver, it's the whole point of PCI retry that the
driver doesn't even care about the FIFO. Don't know about the other drivers.
Michel
--
Earthling Michel D�nzer (MrCooper) \ CS student and free software enthusiast
Debian GNU/Linux (powerpc,i386) user \ member of XFree86 and The DRI Project
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