Re: [PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92

From	Thierry Reding <thierry.reding@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92
Date	2016-04-23 00:40 +0200
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On Thu, Apr 21, 2016 at 02:11:19PM +0200, Holger Schurig wrote:
> Thierry Reding <thierry.reding@gmail.com> writes:
> > Applied, thanks.
> 
> I once read that this is the recommended way to go, instead of
> specifying the timings in the device tree. Why is this so?  Any new
> display just increases the .text size of the kernel unnessary.

It's actually only the .rodata section that's increased every time we
add a new display panel.

> Did this idea stem from the era where bootloaders like Barebox couldn't
> modify the DT ad-hoc before handing it over to the kernel?

No, not really. But since this has come up every now and again I finally
wrote down my recollection and thoughts on the matter, hopefully that
will be satisfactory as an answer:

	http://sietch-tagr.blogspot.com/2016/04/display-panels-are-not-special.html

Thierry

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[PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92 Boris Brezillon <boris.brezillon@free-electrons.com> - 2016-04-20 15:40 +0200
  Re: [PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92 Thierry Reding <thierry.reding@gmail.com> - 2016-04-20 15:50 +0200
    Re: [PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92 Holger Schurig <holgerschurig@gmail.com> - 2016-04-21 14:20 +0200
      Re: [PATCH v2] drm/panel: simple: Add support for Innolux AT070TN92 Thierry Reding <thierry.reding@gmail.com> - 2016-04-23 00:40 +0200

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