mtx + Matrox P650 + XF86VidModeSetGammaRamp() problems ?

Graeme Gill graeme2 at
Mon Apr 9 16:25:34 PDT 2007

Alex Deucher wrote:
> I'm guessing their driver either ignores the request or doesn't
> implement the functionality in some cases.  Unfortunately since the
> driver is closed source about all you can do is complain to matrox.

OK thanks. It appears that XF86VidModeGetGamma() is implemented,
while XF86VidModeSetGammaRamp() is not, making display calibration

Graeme Gill.

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