with_gallium_panfrost = _drivers.contains('panfrost')
with_gallium_etnaviv = _drivers.contains('etnaviv')
with_gallium_tegra = _drivers.contains('tegra')
with_gallium_panfrost = _drivers.contains('panfrost')
with_gallium_etnaviv = _drivers.contains('etnaviv')
with_gallium_tegra = _drivers.contains('tegra')
with_gallium_i915 = _drivers.contains('i915')
with_gallium_svga = _drivers.contains('svga')
with_gallium_virgl = _drivers.contains('virgl')
with_gallium_i915 = _drivers.contains('i915')
with_gallium_svga = _drivers.contains('svga')
with_gallium_virgl = _drivers.contains('virgl')
if not with_gallium_softpipe
error('The nine state tracker requires gallium softpipe/llvmpipe.')
elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
if not with_gallium_softpipe
error('The nine state tracker requires gallium softpipe/llvmpipe.')
elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600