netdev - Re: [PATCH net-next v2 5/9] ptp: Add .getmaxphase callback to ptp_clock

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Date: Tue, 23 May 2023 20:43:59 -0700
From: Richard Cochran <richardcochran@...il.com>
To: Rahul Rameshbabu <rrameshbabu@...dia.com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Gal Pressman <gal@...dia.com>, Tariq Toukan <tariqt@...dia.com>,
	Saeed Mahameed <saeed@...nel.org>, Jakub Kicinski <kuba@...nel.org>,
	Shuah Khan <shuah@...nel.org>,
	Maciek Machnikowski <maciek@...hnikowski.net>
Subject: Re: [PATCH net-next v2 5/9] ptp: Add .getmaxphase callback to
 ptp_clock_info

On Tue, May 23, 2023 at 01:54:36PM -0700, Rahul Rameshbabu wrote:
> Enables advertisement of the maximum offset supported by the phase control
> functionality of PHCs. The callback is used to return an error if an offset
> not supported by the PHC is used in ADJ_OFFSET. The ioctls
> PTP_CLOCK_GETCAPS and PTP_CLOCK_GETCAPS2 now advertise the maximum offset a
> PHC's phase control functionality is capable of supporting. Introduce new
> sysfs node, max_phase_adjustment.
> 
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: Shuah Khan <shuah@...nel.org>
> Cc: Richard Cochran <richardcochran@...il.com>
> Cc: Maciek Machnikowski <maciek@...hnikowski.net>
> Signed-off-by: Rahul Rameshbabu <rrameshbabu@...dia.com>

Acked-by: Richard Cochran <richardcochran@...il.com>