Re: [RFT/PATCH] atkbd - speed up setting leds/repeat state

[Vojtech Pavlik <vojtech@suse.cz>]

On Mon, Oct 31, 2005 at 02:24:02AM -0500, Dmitry Torokhov wrote:
> Input: atkbd - speed up setting leds/repeat state
> 
> Changing led state is pretty slow operation; when there are multiple
> requests coming at a high rate they may interfere with normal typing.
> Try optimize (skip) changing hardware state when multiple requests
> are coming back-to-back.
> 
> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
 
It looks good - just two comments:

	1) wmb() shouldn't be needed after set_bit()

	2) maybe we want to enforce the delay before we send the 
           next SET_LED command.

-- 
Vojtech Pavlik
SuSE Labs, SuSE CR
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