linux-kernel - Re: [RFC PATCH] net: stmmac: enable EEE in MII, GMII or RGMII only

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Message-ID: <20171205180351.GT12805@lunn.ch>
Date:   Tue, 5 Dec 2017 19:03:51 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Jerome Brunet <jbrunet@...libre.com>
Cc:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        netdev@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] net: stmmac: enable EEE in MII, GMII or RGMII only

>  bool stmmac_eee_init(struct stmmac_priv *priv)
>  {
>  	struct net_device *ndev = priv->dev;
> +	int interface = priv->plat->interface;
>  	unsigned long flags;
>  	bool ret = false;
>  
> +	if ((interface != PHY_INTERFACE_MODE_MII) &&
> +	    (interface != PHY_INTERFACE_MODE_GMII) &&
> +	    (interface != PHY_INTERFACE_MODE_RGMII) &&
> +	    (interface != PHY_INTERFACE_MODE_RGMII_ID) &&
> +	    (interface != PHY_INTERFACE_MODE_RGMII_TXID) &&
> +	    (interface != PHY_INTERFACE_MODE_RGMII_RXID))
> +		goto out;

phy_interface_mode_is_rgmii() will make this smaller.

      Andrew