netdev - Re: [RFC PATCH 2/2] net: macb: Add 64 bit addressing support for GEM

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Message-ID: <CAFcVECK7ocXdmcnWmKBjZ8b2NEs0uwegD3+NtHzBUqfWw_1Ypg@mail.gmail.com>
Date:   Fri, 18 Nov 2016 15:33:43 +0530
From:   Harini Katakam <harinikatakamlinux@...il.com>
To:     Rafal Ozieblo <rafalo@...ence.com>
Cc:     Nicolas Ferre <nicolas.ferre@...el.com>,
        Andrei Pistirica <Andrei.Pistirica@...rochip.com>,
        "harini.katakam@...inx.com" <harini.katakam@...inx.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 2/2] net: macb: Add 64 bit addressing support for GEM

Hi Rafal,


> I can’t see a place where you enable extended descriptor for PTP. Did you add support for extended PTP descriptor?
Sorry, that was separate patch in the series:
http://lkml.iu.edu/hypermail/linux/kernel/1509.1/02239.html

> "DMA Configuration Register" 0x010:
> 29      tx_bd_extended_mode_en  "Enable TX extended BD mode. See TX BD control register definition for description of feature."
> 28      rx_bd_extended_mode_en  "Enable RX extended BD mode. See RX BD control register definition for description of feature."
>
> Can I send you our patch for comparison ?
Sure, please mail. Also, please mention the Cadence IP version number you use.

Regards,
Harini