From: Pavel Machek <pavel@ucw.cz>
To: Andrew Johnson <ajohnson@intrinsyc.com>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Software Suspend: Fix suspend when console is in VT_AUTO/KD_GRAPHICS mode
Date: Sat, 10 Mar 2007 23:26:40 +0100 [thread overview]
Message-ID: <20070310222639.GE2674@elf.ucw.cz> (raw)
In-Reply-To: <1173477490.30345.9.camel@localhost.localdomain>
Hi!
> > ...how does qpe know when to repaint the screen, anyway?
>
> QPE doesn't need to repaint the screen after wake-up - the framebuffer
> memory is retained so the PXA270 lcd controller simply displays what was
> last on the screen when it is re-enabled.
That probably means QPE is broken on machines that do not preserve
framebuffer over suspend :-(.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-03-10 22:26 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-08 22:54 [PATCH] Software Suspend: Fix suspend when console is in VT_AUTO/KD_GRAPHICS mode Andrew Johnson
2007-03-08 23:37 ` Daniel Drake
2007-03-09 5:01 ` Andrew Johnson
2007-03-09 9:08 ` Pavel Machek
2007-03-09 15:34 ` Matthew Garrett
2007-03-09 16:10 ` Andrew Johnson
2007-03-09 21:13 ` Pavel Machek
2007-03-09 21:58 ` Andrew Johnson
2007-03-10 22:26 ` Pavel Machek [this message]
2007-03-09 19:02 ` Andrew Johnson
2007-03-09 21:19 ` Pavel Machek
2007-03-10 0:05 ` Andrew Johnson
2007-03-10 22:28 ` Pavel Machek
2007-03-09 21:11 ` Pavel Machek
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