dwmw2 at infradead.org
Fri Oct 8 03:06:17 EDT 2004
On Thu, 2004-10-07 at 19:33 +0200, Duncan Sands wrote:
> Why not just always use polling? That's what the windows drivers do by
> the way. IIRC it was one of the linux guys who noticed experimentally
> one day that this interrupt urb completes when the line state changes,
> and decided that it would be a cool way of determining line state (I guess
> he didn't like polling).
Coming from an embedded background I don't like polling either. It takes
power and CPU when it needn't. The interrupt URB does seem to work for
the older modems -- we might as well use it _if_ it's working.
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