Comment 3 for bug 397617

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In , Jesse Barnes (jbarnes-virtuousgeek) wrote :

On the driver side, we just need to hook up support for sysfs backlight in the KMS code. We don't want to do any direct register access though... If platforms are missing backlight support we should add new sysfs backlight support for them in the kernel. The i915 driver probably needs to get new code here to support i2c based backlight control on pre-opregion platforms. The VBT has info about where the backlight controller is and what commands to issue.