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Showing results for tags 'EMlyDinEsH'.
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Many laptops use calls to DSDT EC query methods to control brightness. On my system, for example, the brightness keys are Fn+LeftArrow (brightness down), and Fn+RightArrow (brightness up). On my machine, when you press the brightness down key-combo it calls EC method _Q11, and calls _Q12 for brightness up. The problem is that OS X has no idea what do with the results these methods produce when they are called. A DSDT patch is needed to fix the ACPI controlled brightness keys on a hackintosh. To make brightness keys function as expected when using EMlyDinEsH's Smart touchpad driver (v4.3+), i