netdev - Re: [PATCH net] ravb: Add disable 10base

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Date:	Sun, 13 Dec 2015 20:17:48 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Yoshihiro Kaneko <ykaneko0929@...il.com>, netdev@...r.kernel.org
Cc:	"David S. Miller" <davem@...emloft.net>,
	Simon Horman <horms@...ge.net.au>,
	Magnus Damm <magnus.damm@...il.com>, linux-sh@...r.kernel.org
Subject: Re: [PATCH net] ravb: Add disable 10base

Hello.

On 12/13/2015 06:15 PM, Yoshihiro Kaneko wrote:

> From: Kazuya Mizuguchi <kazuya.mizuguchi.ks@...esas.com>
>
> Ethernet AVB does not support 10 Mbps transfer speed.
>
> Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@...esas.com>
> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@...il.com>
> ---
>
> This patch is based on the master branch of David Miller's networking
> tree.
>
>   drivers/net/ethernet/renesas/ravb_main.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
> index b69e0c2..467d416 100644
> --- a/drivers/net/ethernet/renesas/ravb_main.c
> +++ b/drivers/net/ethernet/renesas/ravb_main.c
> @@ -905,6 +905,9 @@ static int ravb_phy_init(struct net_device *ndev)
>   		netdev_info(ndev, "limited PHY to 100Mbit/s\n");
>   	}
>
> +	/* 10BASE is not supported */
> +	phydev->supported &= ~PHY_10BT_FEATURES;
> +

    Perhaps we need phy_set_min_speed() in addition to phy_set_max_speed()?

MBR, Sergei

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