linux-kernel - Re: [PATCH] ARM: OMAP2+: Add support for thumb mode on DT booted N900

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Message-ID: <20140205163117.GA15996@earth.universe>
Date:	Wed, 5 Feb 2014 17:31:17 +0100
From:	Sebastian Reichel <sre@...ian.org>
To:	Pali Rohár <pali.rohar@...il.com>
Cc:	Tony Lindgren <tony@...mide.com>,
	Linux OMAP Mailing List <linux-omap@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>, freemangordon@....bg
Subject: Re: [PATCH] ARM: OMAP2+: Add support for thumb mode on DT booted N900

Hi Pali,

On Wed, Feb 05, 2014 at 02:12:56PM +0100, Pali Rohár wrote:
> 1) Why are you using if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) instead #ifdef ?

This is the preferred kernel style as far as I know.

> 2) Why do you not write warning or info when omap type is not
> OMAP2_DEVICE_TYPE_SEC (e.g qemu) ?

I assumed, that the workaround is not needed for this device type.

I just added the warning for missing CONFIG_ARM_ERRATA_430973,
because its very likely a misconfigured kernel.

-- Sebastian

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