From: Philippe De Muyter <phdm@macqel.be>
To: David Brownell <david-b@pacbell.net>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: RTC subsystem and fractions of seconds
Date: Sun, 7 Jan 2007 11:14:49 +0100 [thread overview]
Message-ID: <20070107101449.GA24163@ingate.macqel.be> (raw)
In-Reply-To: <200701051949.00662.david-b@pacbell.net>
On Fri, Jan 05, 2007 at 07:49:00PM -0800, David Brownell wrote:
> > Those rtc's actually have a 1/100th of second
> > register. Should the generic rtc interface not support that?
>
> Are you implying a new userspace API, or just an in-kernel update?
>
> Either way, that raises the question of what other features should
> be included. What sub-second precision? Multiple alarms? Ways
> to manage output clocks? Sub-HZ periodic alarms?
One usefull addition for my needs and with a m41t81 is the support of
the calibration of the rtc. However this can perhaps be hidden in the
.set_mmss function.
Philippe
--
next prev parent reply other threads:[~2007-01-07 10:14 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-06 3:49 RTC subsystem and fractions of seconds David Brownell
2007-01-06 23:26 ` Philippe De Muyter
2007-01-06 23:52 ` David Brownell
2007-01-07 1:11 ` Hugh Dickins
2007-01-07 2:54 ` David Brownell
2007-01-07 9:43 ` Hugh Dickins
2007-01-07 10:02 ` Philippe De Muyter
2007-01-07 10:14 ` Philippe De Muyter [this message]
2007-01-08 2:10 ` David Brownell
2007-01-08 10:25 ` Philippe De Muyter
-- strict thread matches above, loose matches on Subject: below --
2007-01-07 22:31 Philippe De Muyter
2007-01-06 2:29 Philippe De Muyter
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