Re: rtc_valid_tm doesn't check tm_wday

Uwe Kleine-König
2008-04-29T12:23:18Z

Hello Dave,

David Brownell wrote:
> On Monday 28 April 2008, Uwe Kleine-König wrote:
> > Hello,
> >
> > I'm currently writing an rtc driver and want to use rtc_valid_tm to
> > assert to have a valid date before writing it to the rtc.
> >
> > Now I wonder why rtc_valid_tm doesn't check tm_wday for being in the
> > range [0 .. 6]. Is there a reason?
>
> As far as I know, the kernel doesn't use tm_wday, tm_yday, or
> tm_isdst ... so none of those fields are expected to be valid.
> See the rtc(4) manpage.
Thanks.

I still want to write the correct value to the rtc, so I will assert
dirctly in the driver that it's valid.

Best regards,
Uwe

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Uwe Kleine-König, Software Engineer
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