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Message-ID: <ZoVZdp8fTOLXuYQe@localhost.localdomain>
Date: Wed, 3 Jul 2024 16:00:22 +0200
From: Michal Kubiak <michal.kubiak@...el.com>
To: Oleksij Rempel <o.rempel@...gutronix.de>
CC: "David S. Miller" <davem@...emloft.net>, Andrew Lunn <andrew@...n.ch>,
	Eric Dumazet <edumazet@...gle.com>, Florian Fainelli <f.fainelli@...il.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, "Woojung
 Huh" <woojung.huh@...rochip.com>, Arun Ramadoss
	<arun.ramadoss@...rochip.com>, Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>, Yuiko Oshino
	<yuiko.oshino@...rochip.com>, <kernel@...gutronix.de>,
	<linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
	<UNGLinuxDriver@...rochip.com>
Subject: Re: [PATCH net v1 1/2] net: phy: microchip: lan87xx: reinit PHY
 after cable test

On Wed, Jul 03, 2024 at 03:28:00PM +0200, Oleksij Rempel wrote:
> Reinit PHY after cable test, otherwise link can't be established on
> tested port. This issue is reproducible on LAN9372 switches with
> integrated 100BaseT1 PHYs.
> 
> Fixes: 788050256c411 ("net: phy: microchip_t1: add cable test support for lan87xx phy")
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> ---
>  drivers/net/phy/microchip_t1.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c
> index a838b61cd844b..a35528497a576 100644
> --- a/drivers/net/phy/microchip_t1.c
> +++ b/drivers/net/phy/microchip_t1.c
> @@ -748,7 +748,7 @@ static int lan87xx_cable_test_report(struct phy_device *phydev)
>  	ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
>  				lan87xx_cable_test_report_trans(detect));
>  
> -	return 0;
> +	return phy_init_hw(phydev);
>  }
>  
>  static int lan87xx_cable_test_get_status(struct phy_device *phydev,
> -- 
> 2.39.2
> 
>

Thanks,
Reviewed-by: Michal Kubiak <michal.kubiak@...el.com>

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