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SubjectRe: [PATCH] DRM / i915: Fix resume regression on MSI Wind U100 w/o KMS
On Tuesday 12 January 2010, Dave Airlie wrote:
> On Tue, Jan 12, 2010 at 8:22 AM, Rafael J. Wysocki <> wrote:
> > On Monday 11 January 2010, Julien Cristau wrote:
> >> On Mon, Jan 11, 2010 at 22:04:36 +0100, Rafael J. Wysocki wrote:
> >>
> >> > Hmm, are you trying to say radeon is better at that?
> >> >
> >> > My experience is quite the opposite to be honest.
> >> >
> >> radeon kms is in staging, doesn't pretend to be stable and force all
> >> users to the experimental paths. So yes, I would say radeon is better
> >> at that.
> >
> > I guess I should have been more precise.
> >
> > All of my test boxes with ATI/AMD graphics hardware regressed after upgrading
> > from openSUSE 11.1 to openSUSE 11.2, in different ways, because of the user
> > space part of the radeon driver. Of course, you can argue that the dristro
> > picked up particularly bad release of the driver, but from the user's point of
> > view it actually doesn't matter whether the breakage is in the kernel part or
> > in the user space part of the driver. The difference is, however, that the
> > breakage in the kernel is fixed _way_ faster than the breakage in the user
> > space, so I very much prefer the Intel people pushing new features aggressively
> > and fixing bugs related to that, then the situation where I need to deal with
> > the broken user space driver, while the KMS radeon is still not reliable
> > enough.
> >
> > IOW, if your user space driver worked 100% of the time, I'd totally agree, but
> > that's not the case, at least as far as I see it.
> >
> Are you using the Novell radeonhd driver? (I think SuSE default to this for all
> cards > r500).

No I'm not.

> This isn't the driver that is developed by the opensource community and
> really your distro is where you complain about that sort of regression.

I know, I'm not using it.

> The wierd thing is we see distro picking up fixes for userspace
> drivers *much* quicker
> if their teams are the on the ball since they are only a small
> component to upgrade,
> with the kernel you find most distro fire and forget, so if 2.6.31
> doesn't work on your
> hw you'll wait 6 months to find out that 2.634 doesn't work either.

Well, openSUSE upgrades the kernel to -stable quite timely. Which is not the
case with the Xorg drivers, so apparently it depends which distro you
are on. :-)


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