netdev - Re: [RFC/PATCH 00/18] Add Gigabit Ethernet driver support

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Message-ID: <c423d886-31f5-7ff2-c8d3-6612b2963972@omp.ru>
Date:   Thu, 23 Sep 2021 18:11:49 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Biju Das <biju.das.jz@...renesas.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
CC:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        Andrew Lunn <andrew@...n.ch>,
        Sergei Shtylyov <sergei.shtylyov@...il.com>,
        "Geert Uytterhoeven" <geert+renesas@...der.be>,
        Adam Ford <aford173@...il.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        <netdev@...r.kernel.org>, <linux-renesas-soc@...r.kernel.org>,
        Chris Paterson <Chris.Paterson2@...esas.com>,
        Biju Das <biju.das@...renesas.com>
Subject: Re: [RFC/PATCH 00/18] Add Gigabit Ethernet driver support

Hello!

On 9/23/21 5:07 PM, Biju Das wrote:

> The DMAC and EMAC blocks of Gigabit Ethernet IP found on RZ/G2L SoC are
> similar to the R-Car Ethernet AVB IP.
> 
> The Gigabit Ethernet IP consists of Ethernet controller (E-MAC), Internal
> TCP/IP Offload Engine (TOE)  and Dedicated Direct memory access controller
> (DMAC).
> 
> With a few changes in the driver we can support both IPs.
> 
> This patch series aims to add Gigabit ethernet driver support to RZ/G2L SoC.
> 
> Please provide your valuable comments.

   Note to Dav: I will, in the coming couple days...

> Ref:-
>  * https://lore.kernel.org/linux-renesas-soc/TYCPR01MB59334319695607A2683C1A5E86E59@TYCPR01MB5933.jpnprd01.prod.outlook.com/T/#t
> 
> 
> Biju Das (18):
>   ravb: Rename "ravb_set_features_rx_csum" function to
>     "ravb_set_features_rcar"
>   ravb: Rename the variables "no_ptp_cfg_active" and "ptp_cfg_active"
>   ravb: Initialize GbEthernet dmac
>   ravb: Enable aligned_tx and tx_counters for RZ/G2L
>   ravb: Exclude gPTP feature support for RZ/G2L
>   ravb: Add multi_tsrq to struct ravb_hw_info
>   ravb: Add magic_pkt to struct ravb_hw_info
>   ravb: Add mii_rgmii_selection to struct ravb_hw_info
>   ravb: Add half_duplex to struct ravb_hw_info
>   ravb: Initialize GbEthernet E-MAC
>   ravb: Add rx_2k_buffers to struct ravb_hw_info
>   ravb: Add timestamp to struct ravb_hw_info
>   ravb: Add rx_ring_free function support for GbEthernet
>   ravb: Add rx_ring_format function for GbEthernet
>   ravb: Add rx_alloc helper function for GbEthernet
>   ravb: Add Packet receive function for Gigabit Ethernet
>   ravb: Add carrier_counters to struct ravb_hw_info
>   ravb: Add set_feature support for RZ/G2L
> 
>  drivers/net/ethernet/renesas/ravb.h      |  91 +++-
>  drivers/net/ethernet/renesas/ravb_main.c | 631 ++++++++++++++++++++---
>  2 files changed, 630 insertions(+), 92 deletions(-)

   There's a lot of new code....

MBR, Sergey