netdev - Re: [PATCH net-next V3 3/4] net/mlx5e: Add HW timestamping (TS) support

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Message-ID: <20160105124346.GA5433@localhost.localdomain>
Date:	Tue, 5 Jan 2016 13:43:46 +0100
From:	Richard Cochran <richardcochran@...il.com>
To:	Saeed Mahameed <saeedm@...lanox.com>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	Or Gerlitz <ogerlitz@...lanox.com>,
	Eran Ben Elisha <eranbe@...lanox.com>,
	Tal Alon <talal@...lanox.com>,
	Majd Dibbiny <majd@...lanox.com>,
	Achiad Shochat <achiad@...lanox.com>, saeedm@....mellanox.co.il
Subject: Re: [PATCH net-next V3 3/4] net/mlx5e: Add HW timestamping (TS)
 support

On Tue, Dec 29, 2015 at 02:58:31PM +0200, Saeed Mahameed wrote:
> From: Eran Ben Elisha <eranbe@...lanox.com>
> 
> Add support for enable/disable HW timestamping for incoming and/or
> outgoing packets. To enable/disable HW timestamping appropriate
> ioctl should be used. Currently HWTSTAMP_FILTER_ALL/NONE and
> HWTSAMP_TX_ON/OFF only are supported. Make all relevant changes in
> RX/TX flows to consider TS request and plant HW timestamps into
> relevant structures.
> 
> Add internal clock for converting hardware timestamp to nanoseconds. In
> addition, add a service task to catch internal clock overflow, to make
> sure timestamping is accurate.
> 
> Signed-off-by: Eran Ben Elisha <eranbe@...lanox.com>
> Signed-off-by: Saeed Mahameed <saeedm@...lanox.com>

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