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Date:   Wed, 6 Feb 2019 11:45:44 +0000
From:   Jose Abreu <>
To:     Ilias Apalodimas <>,
CC:     <>, <>,
        <>, <>,
Subject: Re: [net-next, PATCH] net: stmmac: fix ptp timestamping on Rx on

On 2/5/2019 12:15 PM, Ilias Apalodimas wrote:
> The current driver only enables Pdelay_Req and Pdelay_Resp when
> HWTSTAMP_FILTER_PTP_V2_L4_EVENT is requested. This results in ptp sync on
> slave mode to report 'received SYNC without timestamp' when using ptp4l.
> Although the hardware can support Sync, Pdelay_Req and Pdelay_resp by
> setting bit14 annd bits 17/16 to 01 this leaves Delay_Req timestamps out.
> Fix this by enabling all event and general messages timestamps.
> This includes SYNC, Follow_Up, Delay_Req, Delay_Resp, Pdelay_Req,
> Pdelay_Resp and Pdelay_Resp_Follow_Up messages.
> Signed-off-by: Ilias Apalodimas <>

Acked-by: Jose Abreu <>

and, on XGMAC2: Tested-by: Jose Abreu <>

Jose Miguel Abreu

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