[PATCH V11 06/47] drm/colorop: Add 1D Curve subtype

[Xaver Hugl]

> We user space folks have been convinced at this point that the sRGB EOTF
> is actually gamma 2.2, and not the piece-wise function. Now, if the
> hardware is actually the piece-wise, then that's what should be exposed,
> but I'm a bit unsure if we should do that under the name sRGB EOTF.
Maybe simply rename the enum string to "sRGB piece-wise EOTF"? In
hindsight, the naming of "srgb" in the Wayland protocol caused a lot
of confusion, it's better to be explicit about it where possible.