Messages in this thread | | | Date | Mon, 21 Sep 2015 16:12:35 -0700 (PDT) | Subject | Re: [PATCH v2 1/3] net: irda: pxaficp_ir: use sched_clock() for time management | From | David Miller <> |
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From: Robert Jarzmik <robert.jarzmik@free.fr> Date: Fri, 18 Sep 2015 18:36:56 +0200
> Which brings me to wonder which is the more correct : > (a) replace to reproduce the same calculation > Previously mtt was compared to a difference of 76ns steps (as 307ns / 4 = > 76ns): > while ((sched_clock() - si->last_clk) * 76 < mtt) > > (b) change the calculation assuming mtt is in microseconds : > while ((sched_clock() - si->last_clk) * 1000 < mtt) > > I have no IRDA protocol knowledge so unless someone points me to the correct > calculation I'll try my luck with (b).
"a" would be "safer" and less likely to break anything, although as you say "b" might be more correct.
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