linux-kernel - Re: [net-next PATCH] net: phy: at803x: better align function varibles to open parenthesis

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Date: Tue, 2 Jan 2024 09:53:30 +0000
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [net-next PATCH] net: phy: at803x: better align function
 varibles to open parenthesis

On Mon, Dec 18, 2023 at 12:50:11AM +0100, Christian Marangi wrote:
> -	if (qca808x_cdt_fault_length_valid(pair_a))
> -		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A,
> -				qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A));
> -	if (qca808x_cdt_fault_length_valid(pair_b))
> -		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_B,
> -				qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_B));
> -	if (qca808x_cdt_fault_length_valid(pair_c))
> -		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_C,
> -				qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_C));
> -	if (qca808x_cdt_fault_length_valid(pair_d))
> -		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_D,
> -				qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_D));
> +	if (qca808x_cdt_fault_length_valid(pair_a)) {
> +		val = qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A);
> +		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_A, val);
> +	}
> +	if (qca808x_cdt_fault_length_valid(pair_b)) {
> +		val = qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_B);
> +		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_B, val);
> +	}
> +	if (qca808x_cdt_fault_length_valid(pair_c)) {
> +		val = qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_C);
> +		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_C, val);
> +	}
> +	if (qca808x_cdt_fault_length_valid(pair_d)) {
> +		val = qca808x_cdt_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_D);
> +		ethnl_cable_test_fault_length(phydev, ETHTOOL_A_CABLE_PAIR_D, val);
> +	}

Maybe a static function for these?

static void qca808x_get_cdt_length(struct phy_device *phydev, u8 pair)
{
	ethnl_cable_test_fault_length(phydev, pair,
				      qca808x_cdt_fault_length(phydev, pair));
}

or going via 'val'. Either way, repeating the same two lines multiple
times seems a bit suboptimal.

Whether or not you do this:

Reviewed-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Thanks!

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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