netdev - Re: [PATCH v7 4/4] net: phy: bcm-phy-lib: Implement BroadR-Reach link modes

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Date: Wed, 19 Jun 2024 12:14:36 +0530
From: Ratheesh Kannoth <rkannoth@...vell.com>
To: Kamil Horák - 2N <kamilh@...s.com>
CC: <florian.fainelli@...adcom.com>, <bcm-kernel-feedback-list@...adcom.com>,
        <andrew@...n.ch>, <hkallweit1@...il.com>, <linux@...linux.org.uk>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <robh@...nel.org>, <krzk+dt@...nel.org>,
        <conor+dt@...nel.org>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v7 4/4] net: phy: bcm-phy-lib: Implement BroadR-Reach
 link modes

On 2024-06-17 at 17:08:41, Kamil Horák - 2N (kamilh@...s.com) wrote:
> +
> +	if (brr_mode) {
> +		linkmode_set_bit_array(phy_basic_ports_array,
> +				       ARRAY_SIZE(phy_basic_ports_array),
> +				       phydev->supported);
> +
> +		val = phy_read(phydev, MII_BCM54XX_LRESR);
> +		if (val < 0)
> +			return val;
> +
> +		linkmode_mod_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
> +				 phydev->supported, 1);
> +		linkmode_mod_bit(ETHTOOL_LINK_MODE_100baseT1_Full_BIT,
> +				 phydev->supported,
> +				 val & LRESR_100_1PAIR);
> +		linkmode_mod_bit(ETHTOOL_LINK_MODE_10baseT1BRR_Full_BIT,
> +				 phydev->supported,
> +				 val & LRESR_10_1PAIR);
> +	} else {
> +		return genphy_read_abilities(phydev);
> +	}
> +
> +	return 0;
nit: Could you move this return to "if" statement and get rid of else part ?

> +static int bcm5481_config_aneg(struct phy_device *phydev)
> +{
> +	int ret;
> +	u8 brr_mode;
nit: Reverse xmas-tree.

> +static int bcm54811_config_aneg(struct phy_device *phydev)
> +{
> +	int ret;
> +	u8 brr_mode;
nit: Please apply reverse xmas-tree comment everywhere applicable.