Re: X200: Brightness broken since 2.6.29-rc4-58-g4c098bc

Matthew Garrett
2009-02-13T13:43:52Z

> [ 129.935021] [drm] Initialized i915 1.6.0 20080730 on minor 0
> [ 129.988541] [drm:i915_initialize] *ERROR* can not ioremap virtual address for ring buffer

You need the intel drm for backlight control to work, and it appears to
be aborting in initialisation. Cc:ing Jesse to get some idea what's
going on here.

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Matthew Garrett | mjg59@srcf.ucam.org