- Subject: Re: [PATCH V7 5/8] ptp: Added a brand new class driver for ptp clocks.
- From: Rodolfo Giometti <giometti@xxxxxxxxxxxx>
- Date: Thu, 16 Dec 2010 17:08:05 +0100
- Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, John Stultz <johnstul@xxxxxxxxxx>, Krzysztof Halasa <khc@xxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- In-reply-to: <55b3188e735c3ce51608eef7926136d789182aa3.1292512461.git.richard.cochran@xxxxxxxxxx>
- Mail-followup-to: Richard Cochran <richardcochran@xxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-api@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, John Stultz <johnstul@xxxxxxxxxx>, Krzysztof Halasa <khc@xxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- Organization: GNU/Linux Device Drivers, Embedded Systems and Courses
- References: <cover.1292512461.git.richard.cochran@xxxxxxxxxx> <55b3188e735c3ce51608eef7926136d789182aa3.1292512461.git.richard.cochran@xxxxxxxxxx>
- User-agent: Mutt/1.5.20 (2009-06-14)
On Thu, Dec 16, 2010 at 04:44:24PM +0100, Richard Cochran wrote:
> This patch adds an infrastructure for hardware clocks that implement
> IEEE 1588, the Precision Time Protocol (PTP). A class driver offers a
> registration method to particular hardware clock drivers. Each clock is
> presented as a standard POSIX clock.
>
> The ancillary clock features are exposed in two different ways, via
> the sysfs and by a character device.
>
> Signed-off-by: Richard Cochran <richard.cochran@xxxxxxxxxx>
Regarding the PPS subsystem it looks ok for me.
Acked-by: Rodolfo Giometti <giometti@xxxxxxxx>
Ciao,
Rodolfo
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