On Sat, 24 Mar 2012 23:03:08 +0000 Chris Wilson <[email protected]> wrote:
> On Sat, 24 Mar 2012 23:51:30 +0100, Daniel Vetter <[email protected]> > wrote: > > Somehow the BIOS manages to screw things up when copying the VBT > > around, because the one we scrap from the VBIOS rom actually works. > > > > Cc: [email protected] > > Tested-by: Markus Heinz <[email protected]> > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=28812 > > Signed-Off-by: Daniel Vetter <[email protected]> > > That completely disproves my theory that the BIOS writers that went to > the extra trouble to implement the OpRegion specification would be more > likely to get it right and to make the information stored there accurate. > > Acked-by: Chris Wilson <[email protected]> On some platforms OpRegion is the *only* way to get the VBT reasonably... but quirking around broken ones is fine (though I suspect we're not doing something right; the OpRegion VBT ought to be fine). -- Jesse Barnes, Intel Open Source Technology Center
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