Re: [PATCH] acpi/video: Don't restore backlight to 0 at boot time

[Keith Packard]

Matthew Garrett <mjg59@xxxxxxxxxxxxx> writes:

> ACPI arguably does define 0 as being off (this is exceedingly poorly 
> defined), but I'm not entirely happy with this - the firmware makes its 
> behaviour conditional on the OS version. I'd really like to see an 
> updated version of the Intel opregion spec to get a better idea of what 
> we're meant to be doing here, but the last one made public was
> ancient.

Kernel 3.4 continues to break on this machine; I'd love to know how to
get a suitable fix upstreamed...

-- 
keith.packard@xxxxxxxxx

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