Re: [PATCH] clockevents/drivers/sh_cmt: set ->min_delta_ticks and ->max_delta_ticks
From: Daniel Lezcano
Date: Fri Apr 07 2017 - 09:22:34 EST
On Thu, Mar 30, 2017 at 10:09:12PM +0200, Nicolai Stange wrote:
> In preparation for making the clockevents core NTP correction aware,
> all clockevent device drivers must set ->min_delta_ticks and
> ->max_delta_ticks rather than ->min_delta_ns and ->max_delta_ns: a
> clockevent device's rate is going to change dynamically and thus, the
> ratio of ns to ticks ceases to stay invariant.
>
> Make the sh_cmt clockevent driver initialize these fields properly.
>
> This patch alone doesn't introduce any change in functionality as the
> clockevents core still looks exclusively at the (untouched) ->min_delta_ns
> and ->max_delta_ns. As soon as this has changed, a followup patch will
> purge the initialization of ->min_delta_ns and ->max_delta_ns from this
> driver.
>
> Signed-off-by: Nicolai Stange <nicstange@xxxxxxxxx>
> ---
Acked-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
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