On Wed, 27 Oct 2021, Imre Deak <imre.d...@intel.com> wrote: > On Tue, Oct 26, 2021 at 08:52:12PM +0300, Jani Nikula wrote: >> AFAICT there are no intel_plane_caps references anywhere after this, and >> it no longer looks like an enum, so perhaps it just shouldn't be an enum >> anymore? Just make them macros? > > There are other instances of bitfield enums in the kernel, but yes in C > there's no benefit of enums for this over the simpler macro approach. > Will change this.
Semantically I think enums are good for enumerating and naming the bit *positions*, but not so much the shifted bit values. See e.g. enum drm_dp_quirk, where the values aren't important, but they're used with BIT() in drm_dp_has_quirk(). BR, Jani. -- Jani Nikula, Intel Open Source Graphics Center
