linux-kernel - Re: gma500: Cannot find any crtc or sizes

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Message-ID: <CAMeQTsZZ0ay7YqkzUzkhe6D6FNsQXaDKHfJKB6_6icd=4VemrA@mail.gmail.com>
Date:	Tue, 12 Jun 2012 15:55:50 +0200
From:	Patrik Jakobsson <patrik.r.jakobsson@...il.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Christian Gmeiner <christian.gmeiner@...il.com>,
	linux-kernel@...r.kernel.org, Greg Kroah-Hartman <greg@...ah.com>
Subject: Re: gma500: Cannot find any crtc or sizes - going 1024x768

On Tue, Jun 12, 2012 at 2:27 PM, Alan Cox <alan@...rguk.ukuu.org.uk> wrote:
>> Works much better with this patch applied - I see a linux desktop on
>> the panel :)
>
> Yay..
>
>> Is there a way to overwrite the found modeline?
>
> You can set modelines via the video interfaces and also by passing it as
> a boot parameter. The mode setting X server will also let you set modes.
>
>
> video=640x400@60
>
> or similar should work - you can set all kinds of bits this way.
>
>
> If there is a way to identify the platform and that is needed to get it
> right then we can also hardcode a DMI match or similar for the device
> eventually.

Was there a special reason for 0x4108 to be left out in the IS_MRST macro?
To me it looks like the bitmask should have been updated in commit:

gma500: Add the E6xx PCI identifier we are missing
56125db1eecf8d34d84f7925686110d90724edf0

If this is the case, I'll send a proper patch since this also applies to
stable 3.3.x and 3.4.x

Patrik
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