Re: [PATCH v3 1/3] net: irda: pxaficp_ir: use sched_clock() for time management

[David Miller]

From: Robert Jarzmik <robert.jarzmik@xxxxxxx>
Date: Sat, 26 Sep 2015 20:49:18 +0200

> Instead of using directly the OS timer through direct register access,
> use the standard sched_clock(), which will end up in OSCR reading
> anyway.
> 
> This is a first step for direct access register removal and machine
> specific code removal from this driver.
> 
> This commit changes the behavior, as previously the minimum turnaround
> time was counted in 76ns steps, while with this patch it is counted in
> microsecond steps. The strictly equal formula would have been :
> 	    while ((sched_clock() - si->last_clk) * 76 < mtt)
> 
> Signed-off-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
> ---
> Since v2: fixed clock calculation as pointed out by David

Applied to net-next.
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