Re: [PATCH/RFC] SPI: add DMAUNSAFE analog to David Brownell's core

[Vitaly Wool <vwool@ru.mvista.com>]

Greg KH wrote:

> What is the speed of your SPI bus?
>
> And what are your preformance requirements?
>  
The maximum frequency for the SPI bus is 26 MHz, WLAN driver is to work 
at true 10 Mbit/sec.

Vitaly

P. S. I'm speaking not about this particular case during most part of 
this conversation. Sound cards behind the SPI bus will suffer a lot more 
since it's their path to use wXrY functions (lotsa small transfers) 
rather than WLAN's.
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