HC_XA_OPA         535 drivers/gpu/drm/via/via_3d_reg.h #define HC_HABLAa_OPA           (HC_XA_OPA << 10)
HC_XA_OPA         547 drivers/gpu/drm/via/via_3d_reg.h #define HC_HABLFAa_OPA          (HC_XA_OPA << 4)
HC_XA_OPA         573 drivers/gpu/drm/via/via_3d_reg.h #define HC_HABLAb_OPA           (HC_XA_OPA << 8)
HC_XA_OPA         585 drivers/gpu/drm/via/via_3d_reg.h #define HC_HABLFAb_OPA          (HC_XA_OPA << 2)