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    SubjectRe: Regression: i915 blank issue on kernel 3.1.0-rc3


     
    I code, therefore I am


    ----- Original Message -----
    From: Keith Packard <keithp@keithp.com>
    >> By 'disable', do you mean revert? If so, I would the like chance to submit a patch that adds a boot parameter
    >> for the driver to disable the backlight by default, e.g: i915_disable_bl. Once the issues are sorted, the
    >> parameter could be removed.
    >If your machine used to work (with 3.0) and does not work with 3.1-rc,
    >then we need to fix the driver so that, with no configuration changes,
    >your machine continues to work. Preventing regressions is our primary
    >responsibility when changing the drivers.
    The patch I sent in a previous message in this thread makes it work correctly.
    If I added an explanation and a 'Signed-by' line, could someone pick it up?

    > Does reverting Matthew's backlight patch fix a regression on your machine?
    Yes, but I have no backlight control: the screen is too bright to look at comfortably.

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