On Mon, Sep 6, 2010 at 12:29 AM, Christopher James Halse Rogers < [email protected]> wrote:
> Hello X wranglers! > > It's that time of the release, again(!), where it's too late for a > magical fix for i8xx to appear, and we need to work out the least-bad > option to use as the default. > > It, again(!), looks like there's hope for the next release with Chris > Wilson's accel-less shadow branch, but there are still problems with > that branch, it's not mainline, and it's too late to switch for > Maverick. > > This, as I count it, leaves us with 3 options: > > 1) Blacklist KMS on the cards, as we did for Lucid, and let VESA drive > them. This is my current favourite, and what we've got in the kernel > now. > > Pros: > * Users get the VESA driver, which should work. > > Cons: > * Laptops might not have the panel's native modes in their VESA bios, > leading to suboptimal resolution or -vesa not working at all (there's a > report of -vesa failing completely). > * Users need to fiddle with grub options or modprobe config to load the > intel driver. > > 2) Don't blacklist KMS, but drop these cards from X's autoload list. > This will let fbdev take over. > > Pros: > * If KMS brings up the native mode, users get the native mode. > * Resolution can be set on the kernel command line. > * Dual-head will work in clone mode if second head is connected at boot > time. > > Cons: > * Can't change resolution at runtime > * Non-default resolutions *must* be set on the kernel command line. > * User needs to generate an xorg.conf to use the intel driver. > > 3) Do nothing, let the intel driver load on kms. > > Pros: > * If it doesn't crash, everything works. > > Cons: > * Lots of crashes. > > > I favour option (1). I think that the ability to switch resolution is > likely to be more important than starting in the best possible > resolution. I also think that users are more likely to be familiar with > the VESA driver, and be more likely to ask useful questions. > > We'll release-note this, again(!). > > Does anyone have any further insights or better ideas? > > -- > Ubuntu-x mailing list > [email protected] > Modify settings or unsubscribe at: > https://lists.ubuntu.com/mailman/listinfo/ubuntu-x > > >From my (admittedly limited) understanding of vesa, it provides only a limited set of features. I'm not sure what the differences are between this and the intel drivers. Anyone know? -- Greg Bair [email protected]
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