Re: [RFC PATCH] clocksource/drivers/sh_cmt: access registers according to spec

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Hi Wolfram,

On Fri, Nov 18, 2022 at 8:30 AM Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
> > > +       /* Tests showed that we need to wait 3 clocks here */
> > > +       unsigned long cmcnt_delay = ch->cmt->reg_delay * 3 / 2;
> >
> > DIV_ROUND_UP()
>
> Really here? reg_delay is ensured to be a multiple of two...

"2000000UL / rate + 1" is not guaranteed to be a multiple of two?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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