linux-kernel - Re: [PATCH v2] [media] v4l: omap4iss: Add DEBUG compiler flag

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Message-ID: <1394076347.12070.41.camel@joe-AO722>
Date:	Wed, 05 Mar 2014 19:25:47 -0800
From:	Joe Perches <joe@...ches.com>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:	Mauro Carvalho Chehab <m.chehab@...sung.com>,
	Paul Bolle <pebolle@...cali.nl>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-media@...r.kernel.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] [media] v4l: omap4iss: Add DEBUG compiler flag

On Thu, 2014-03-06 at 02:52 +0100, Laurent Pinchart wrote:

Hi again Laurent

> I've thought about that, but it would require iss.h to be included before all 
> other headers. I've also thought about creating an iss-debug.h header to be 
> included first just to #define DEBUG, but decided to go for handling the OMAP4 
> ISS debug option in the Makefile instead. If that's ugly and discouraged as 
> reported by Mauro I can try to come up with something else.

Unless debugging logging statements are in system level static inlines,
adding #define DEBUG to iss.h should otherwise produce the same output
as -DDEBUG in a Makefile.

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