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Message-ID: <4D831E18.9020904@fastmail.fm> Date: Fri, 18 Mar 2011 09:55:52 +0100 From: Anders Eriksson <aeriksson@...tmail.fm> To: Alex Deucher <alexdeucher@...il.com> CC: airlied@...hat.com, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, xorg-driver-ati@...ts.x.org Subject: Re: Radeon jittery post 2.6.35 On 03/16/11 21:09, Anders Eriksson wrote: > On 03/15/11 22:46, Alex Deucher wrote: > > Try booting with radeon.audio=0 on 2.6.38rc, some TVs have problems > > with the hdmi packets we send by default. disabling audio will treat > > the hdmi like dvi. > > > > Alex > You seem to be on to something there. radeon.audio=0 removes > what appears to be all of the jitter. I say "appear", because during > my many test runs today, I've come across moments where my brain > goes "wasn't what I just noticed on the TV something abnormal?" Both > in fb mode (post KMS), and in X11. It's definetly improved from useless > for family use, to perfectly ok though. > I was too early on this one. Yesterday (.38) , and today (38-rc8), are both jittery in post-KMS fb mode and in X, even though I use radeon.audio=0. A power cycling of the TV stabilizes it though. I'd be more than happy to test out any patches or ideas you might have. -A -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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