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Sender: Guenter Roeck <groeck7@gmail.com>
Date:   Sun, 8 Aug 2021 18:40:43 -0700
From:   Guenter Roeck <linux@roeck-us.net>
To:     Joakim Zhang <qiangqing.zhang@nxp.com>
Cc:     davem@davemloft.net, kuba@kernel.org, robh+dt@kernel.org,
        andrew@lunn.ch, netdev@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-imx@nxp.com
Subject: Re: [PATCH V1 4/5] net: fec: add eee mode tx lpi support
Message-ID: <20210809014043.GA3712165@roeck-us.net>
References: <20210709075355.27218-1-qiangqing.zhang@nxp.com>
 <20210709075355.27218-5-qiangqing.zhang@nxp.com>
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On Fri, Jul 09, 2021 at 03:53:54PM +0800, Joakim Zhang wrote:
> From: Fugang Duan <fugang.duan@nxp.com>
> 
> The i.MX8MQ ENET version support IEEE802.3az eee mode, add
> eee mode tx lpi enable to support ethtool interface.
> 
> usage:
> 1. set sleep and wake timer to 5ms:
> ethtool --set-eee eth0 eee on tx-lpi on tx-timer 5000
> 2. check the eee mode:
> ~# ethtool --show-eee eth0
> EEE Settings for eth0:
>         EEE status: enabled - active
>         Tx LPI: 5000 (us)
>         Supported EEE link modes:  100baseT/Full
>                                    1000baseT/Full
>         Advertised EEE link modes:  100baseT/Full
>                                     1000baseT/Full
>         Link partner advertised EEE link modes:  100baseT/Full
> 
> Note: For realtime case and IEEE1588 ptp case, it should disable
> EEE mode.
> 
> Signed-off-by: Fugang Duan <fugang.duan@nxp.com>
> Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>

This patch results in:

drivers/net/ethernet/freescale/fec_main.c: In function 'fec_enet_eee_mode_set':
drivers/net/ethernet/freescale/fec_main.c:2801:40: error: 'FEC_LPI_SLEEP' undeclared
drivers/net/ethernet/freescale/fec_main.c:2802:39: error: 'FEC_LPI_WAKE' undeclared

when building m68k:m5272c3_defconfig.

Guenter