linux-kernel - Re: [Bug #11875] radeonfb lockup in .28-rc (bisected)

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Message-ID: <jetzafiad4.fsf@sykes.suse.de>
Date:	Mon, 10 Nov 2008 21:39:35 +0100
From:	Andreas Schwab <schwab@...e.de>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"David S. Miller" <davem@...emloft.net>,
	James Cloos <cloos@...loos.com>,
	Paul Collins <paul@...ly.ondioline.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [Bug #11875] radeonfb lockup in .28-rc (bisected)

Benjamin Herrenschmidt <benh@...nel.crashing.org> writes:

> radeonfb: Fix accel problems with new imageblit hook
>
> Some radeon chips have issues with color expansion of pixmaps that
> aren't a multiple of 32 pixels wide. This works around it the same
> way X does by requesting the right pitch alignment from fbcon and
> then using the chip scissors to do clipping to the requested size.

Unfortunately this does not fix the suspend regression on PowerBook6,7.
Instead I have to use the workaround in
<http://marc.info/?l=linux-kernel&m=122515268301239&w=2>.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@...e.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."
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