[PATCH v1] clocksource/drivers/arm_global_timer: Simplify prescaler register access
Daniel Lezcano
daniel.lezcano at linaro.org
Thu Feb 22 14:34:24 PST 2024
On 22/02/2024 22:57, Martin Blumenstingl wrote:
> Hi Daniel,
>
> On Thu, Feb 22, 2024 at 11:02 AM Daniel Lezcano
> <daniel.lezcano at linaro.org> wrote:
> [ ... ]
>>
>>> /* prescaler within legal range? */
>>> - if (psv < 0 || psv > GT_CONTROL_PRESCALER_MAX)
>>> + if (psv < 0 || psv > FIELD_GET(GT_CONTROL_PRESCALER_MASK, ~0))
>>
>> FIELD_MAX() ?
> Oh, I was not aware of FIELD_MAX() - thank you!
> While researching that I found that there's also FIELD_FIT() which I
> think is perfect here. What do you think?
Ah yes, even better :)
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