linux-kernel - Re: [PATCH V2] net/dt: Add support for overriding phy configuration from device tree

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Message-ID: <7510122.cayuQ6qt8r@wuerfel>
Date:	Thu, 16 Jan 2014 16:16:46 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Matthew Garrett <matthew.garrett@...ula.com>
Cc:	netdev@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, kishon@...com
Subject: Re: [PATCH V2] net/dt: Add support for overriding phy configuration from device tree

On Thursday 16 January 2014 09:47:11 Matthew Garrett wrote:
> +               if (!of_property_read_u32(np, "phy-mii-advertise-10half",
> +                                          &tmp)) {
> +                       if (tmp) {
> +                               *val |= ADVERTISE_10HALF;
> +                               phydev->advertising |= SUPPORTED_10baseT_Half;
> +                       } else {
> +                               phydev->advertising &=
> +                                       ~(SUPPORTED_10baseT_Half);
> +                       }
> +
> +                       *mask |= ADVERTISE_10HALF;
> +               }
> +               if (!of_property_read_u32(np, "phy-mii-advertise-10full",
> +                                          &tmp)) {
> +                       if (tmp) {
> +                               *val |= ADVERTISE_10FULL;
> +                               phydev->advertising |= SUPPORTED_10baseT_Full;
> +                       } else {
> +                               phydev->advertising &=
> +                                       ~(SUPPORTED_10baseT_Full);
> +                       }
> +
> +                       *mask |= ADVERTISE_10FULL;
> +               }
> 

Just a style suggestion: rather than almost duplicating the same 12 lines
of code for each property, I think it can be split out into a helper
function.

	Arnd

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