linux-kernel - Re: [PATCH 1/3] drivers-gpu-drm-allow-to-load-edid-firmware.patch

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Message-ID: <20120311134405.05942964@pyramind.ukuu.org.uk>
Date:	Sun, 11 Mar 2012 13:44:05 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Carsten Emde <C.Emde@...dl.org>
Cc:	David Airlie <airlied@...ux.ie>,
	Thomas Gleixner <tglx@...utronix.de>,
	DRI <dri-devel@...ts.freedesktop.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] drivers-gpu-drm-allow-to-load-edid-firmware.patch

> This patch allows to load an EDID data set via the firmware interface.
> It contains data sets of frequently used screen resolutions (1024x768,
> 1280x1024, 1680x1050 and 1920x1080). The requested EDID data are
> specified as a module parameter of the drm_kms_helper module, e.g.
> options drm_kms_helper edid_firmware=edid/1280x1024.bin or as kernel
> command line parameter.

What if the DRM layer and driver are compiled in. They'll come up as
console before the file system so the firmware request will hang ?


Given the EDID is tiny and is data not code wouldn't it be simpler (and
smaller) if this option compiled in a few generic EDIDs to use ?

Alan
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