linux-kernel - RE: [PATCH 1/2] net/fsl: fman: Allow fm_max_frame_sz & rx_extra

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Date:   Fri, 18 Feb 2022 07:23:49 +0000
From:   Madalin Bucur <madalin.bucur@....com>
To:     Fred Lefranc <hardware.evs@...il.com>,
        Jakub Kicinski <kuba@...nel.org>
CC:     "David S. Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 1/2] net/fsl: fman: Allow fm_max_frame_sz &
 rx_extra_headroom config from devicetree.

> -----Original Message-----
> From: Fred Lefranc <hardware.evs@...il.com>
> Subject: [PATCH 1/2] net/fsl: fman: Allow fm_max_frame_sz &
> rx_extra_headroom config from devicetree.
> 
> Allow modification of two additional Frame Manager parameters :
> - FM Max Frame Size : Can be changed to a value other than 1522
>   (ie support Jumbo Frames)
> - RX Extra Headroom
> 
> Signed-off-by: Fred Lefranc <hardware.evs@...il.com>

Hi, Fred,

there are module params already for both, look into

drivers/net/ethernet/freescale/fman/fman.c

for fsl_fm_rx_extra_headroom and fsl_fm_max_frm.

Regards,
Madalin