i915: Remove (mostly) unused IS_PNV, IS_PNVG, and IS_PNVGM macros

Inspired by Damien's recent libdrm changes.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
1 file changed