Re: PCI bus master with Prism2.5 (was: High CPU utilization of hostap)


From: Jouni Malinen (jkmaline_at_cc.hut.fi)
Date: 2002-05-08 05:26:05 UTC



On Mon, May 06, 2002 at 10:10:18PM -0700, John D. Rowell wrote:

> BTW, the Linksys WPC11 v3 (which I suppose is Prism3) mentions "Hardware
> Buffer Chaining Provides High Performance While Reading And Writing
> Buffers" in the wpc11v3ug.pdf document available at linksys.com. Maybe
> there's hope even for lower cpu load in hostap_cs.

Assuming this is the same "hardware buffer chaining" that Intersil uses with its MAC processor data sheets, it has been present at least since HFA3841 and Prism2.. In other words, it is already used in the released drivers and I wouldn't call it high performance ;-).

-- 
Jouni Malinen                                            PGP id EFC895FA


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