From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: Fw: [Bugme-new] [Bug 4295] New: Garbage all over the screen when using radeonfb Date: Sun, 06 Mar 2005 09:45:47 +1100 Message-ID: <1110062747.13593.79.camel@gaston> References: <20050305100413.176213f7.akpm@osdl.org> Reply-To: linux-fbdev-devel@lists.sourceforge.net Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.11] helo=sc8-sf-mx1.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1D7i5J-0002e5-FK for linux-fbdev-devel@lists.sourceforge.net; Sat, 05 Mar 2005 14:49:21 -0800 Received: from gate.crashing.org ([63.228.1.57]) by sc8-sf-mx1.sourceforge.net with esmtp (TLSv1:AES256-SHA:256) (Exim 4.41) id 1D7i5J-0000wG-0m for linux-fbdev-devel@lists.sourceforge.net; Sat, 05 Mar 2005 14:49:21 -0800 In-Reply-To: <20050305100413.176213f7.akpm@osdl.org> Sender: linux-fbdev-devel-admin@lists.sourceforge.net Errors-To: linux-fbdev-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: List-Post: List-Help: List-Subscribe: , List-Archive: Content-Type: text/plain; charset="us-ascii" To: Andrew Morton Cc: Linux Fbdev development list , hans.oischinger@h3c.de On Sat, 2005-03-05 at 10:04 -0800, Andrew Morton wrote: > > Steps to reproduce: > modprobe radeonfb > every 1/2 second some garbage pixels appear all over the screen. When the > screen is not updated by clear or something that scrolls the 'garbaged' lines > out of the screen, the whole screen becomes white. > > Starting X (with radeon driver or fglrx) changes nothing... Garbage production > continues... > The 1/2 second thing smells like a cursor issue ... Can you try booting with radeonfb.default_dynclk=-1 and tell me if that makes any difference ? Also try with radeonfb.noaccel=1 (do separate tests). Ben. ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click