netdev - Re: [PATCH net-next 08/13] ravb: Factorise ravb

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Date:   Thu, 26 Aug 2021 23:41:27 +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: [PATCH net-next 08/13] ravb: Factorise ravb_rx function

On 8/25/21 10:01 AM, Biju Das wrote:

> R-Car uses an extended descriptor in RX whereas, RZ/G2L uses
> normal descriptor in RX. Factorise the ravb_rx function to
> support the later SoC.
> 
> Signed-off-by: Biju Das <biju.das.jz@...renesas.com>
> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
[...]
> diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
> index 148c974499b4..1cace5324261 100644
> --- a/drivers/net/ethernet/renesas/ravb_main.c
> +++ b/drivers/net/ethernet/renesas/ravb_main.c
> @@ -562,8 +562,7 @@ static void ravb_rx_csum(struct sk_buff *skb)
>  	skb_trim(skb, skb->len - sizeof(__sum16));
>  }
>  
> -/* Packet receive function for Ethernet AVB */
> -static bool ravb_rx(struct net_device *ndev, int *quota, int q)
> +static bool ravb_rcar_rx(struct net_device *ndev, int *quota, int q)

   Mhm, isn't this too large a function to duplicate it all for RZ-G2?

[...]

MBR, Sergey