Re: [PATCH] staging:brcm80211:brcmfmac:add debugfs

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On Tue, Oct 19, 2010 at 10:23:39AM -0700, Brett Rudley wrote:
> > > But we haven't released much bmac code yet, primarily because
> > > weren't/aren't sure how to support multiple drivers for a single chip.
> > > (Basically, which driver should get loaded?)
> > 
> > Why would you ever want to do that?  Why wouldn't you just use softmac
> > like other wireless drivers in the kernel?
> 
> Power consumption.  The fullmac dongle can offload the host cpu of
> significant numbers of interrupts and packets and processing (like
> preferred networks, arp offload, etc). This lets the host system to
> stay in low power mode longer than a softmac model where the cpu has
> to wake out of low power state more frequently and burn through your
> cell phone battery that much faster.
> 
> Many of our customers demand this offload model vs host cpu intensive
> model.

Ok, fair enough.  Now you need to figure out how to clean up the code
properly to handle this type of indecision :)

good luck,

greg k-h
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