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    SubjectRe: [PATCH] Samsung laptop driver
    On Fri, Aug 21, 2009 at 04:19:52PM -0700, Jesse Barnes wrote:
    > On Fri, 21 Aug 2009 15:59:25 -0700
    > Greg KH <> wrote:
    > > Jesse, I don't know how this is going to play with your recently added
    > > backlight support for the i915 driver. As you don't have control over
    > > the LEDs and other stuff that this driver is going to support, I think
    > > we need some way to keep the i915 driver from messing with the
    > > backlight values, don't you think?
    > Right, it should be fine. The i915 driver should only take control and
    > provide a backlight when:
    > - no ACPI method is available
    > - no platform method is available (like this one)
    > - backlight is exposed through the GPU or i2c
    > So I'm a lot happier now that you've figured out the proper platform
    > interface. :) The test code I sent out earlier didn't work for Mike
    > because his VBIOS (properly it turns out) indicated that there was an
    > external agent in charge of the backlight.

    Great, then all should be good, thanks for letting me know.

    Now I wonder if Mike's laptop can be controlled through my new driver,
    that would be an interesting test. I'll ping him about it.


    greg k-h

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      Last update: 2009-08-22 01:41    [W:0.020 / U:11.648 seconds]
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