Re: [PATCH 01/10] drm: Initialize a linear gamma table by default

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Op 30-03-16 om 11:51 schreef Daniel Vetter:
> Code stolen from gma500.
It would be useful to mention why this is done. :)

But even with this patch it seems the legacy gamma in gamma_get is not very reliable.
A failed call to gamma_set could leave wrong values in crtc->gamma_store either by calling the ioctl with lut.blue set to NULL, or call gamma_set and interrupt with a signal.
For atomic color management get_gamma won't be accurate at all if mixed with new color management.

~Maarten
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