netdev - Re: [PATCH 6/9] net: mv643xx_eth: use phy_init

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Message-ID: <52A1337E.5050002@cogentembedded.com>
Date:	Fri, 06 Dec 2013 05:16:30 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Florian Fainelli <f.fainelli@...il.com>, netdev@...r.kernel.org
CC:	davem@...emloft.net, sebastian.hesselbarth@...il.com,
	afleming@...il.com, kyle@...fetthome.net
Subject: Re: [PATCH 6/9] net: mv643xx_eth: use phy_init_hw to reset PHY

Hello.

On 12/06/2013 03:55 AM, Florian Fainelli wrote:

> Instead of open-coding a PHY reset through the MII BMCR register, use
> phy_init_hw() which does that for us and will also make sure that PHY
> fixups are applied if required.

    You failed to mention that you stopped resetting PHY in phy_init()...

> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
>   drivers/net/ethernet/marvell/mv643xx_eth.c | 21 +--------------------
>   1 file changed, 1 insertion(+), 20 deletions(-)

> diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
> index 61088a6..8d9bb6b 100644
> --- a/drivers/net/ethernet/marvell/mv643xx_eth.c
> +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
[...]
> @@ -2764,8 +2747,6 @@ static void phy_init(struct mv643xx_eth_private *mp, int speed, int duplex)
>   {
>   	struct phy_device *phy = mp->phy;
>
> -	phy_reset(mp);
> -
>   	if (speed == 0) {
>   		phy->autoneg = AUTONEG_ENABLE;
>   		phy->speed = 0;
>

WBR, Sergei

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