S_028800_ZFUNC   1891 drivers/gpu/drm/radeon/evergreend.h #define   S_028800_ZFUNC(x)                            (((x) & 0x7) << 4)
S_028800_ZFUNC   2339 drivers/gpu/drm/radeon/r600d.h #define   S_028800_ZFUNC(x)                            (((x) & 0x7) << 4)