From: "Marius Gröger" <marius.groeger@googlemail.com>
To: Alex Deucher <alexdeucher@gmail.com>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH 2/2] drm/radeon/kms: enable underscan option for digital connectors
Date: Sun, 08 Aug 2010 19:58:13 +0200 [thread overview]
Message-ID: <4C5EF035.5080407@googlemail.com> (raw)
In-Reply-To: <AANLkTim5EK3HkhLqf2N=PEFE-BWRahGji-1aM4hd+M2A@mail.gmail.com>
Am 08.08.2010 18:22, wrote Alex Deucher:
>> Also, I kind of was hoping that once I could use 1280x720 for both the
>> console and the X screen, it would would allow me to switch between the two
>> transparently. Instead, the TV takes notice of the switch and needs some
>> extra syncing time. Is this expected behaviour?
>
> You mean switching underscan off and on or a VT switch? The hw has to
> reprogram the mode when it changes the underscan. As for a VT switch,
> it should just be changing the crtc base, but IIRC there was a bug
> where X and the console used slightly different modes in some cases.
VT switch. I use video=1280x720@50 on the command line and select the
corresponding EDID resolution within X. Is this bug still pending or is
my scenario supposed to work?
Regards
Marius
next prev parent reply other threads:[~2010-08-08 17:58 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-03 23:59 [PATCH 2/2] drm/radeon/kms: enable underscan option for digital connectors Alex Deucher
2010-08-04 12:27 ` Marius Gröger
2010-08-04 14:35 ` Alex Deucher
2010-08-08 12:16 ` Marius Gröger
2010-08-08 16:22 ` Alex Deucher
2010-08-08 17:58 ` Marius Gröger [this message]
2010-08-08 18:09 ` Alex Deucher
2010-08-09 7:28 ` Marius Gröger
2010-08-09 7:33 ` Alex Deucher
2010-08-09 7:38 ` Marius Gröger
2010-08-09 15:39 ` Alex Deucher
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