USE_DISPLAY_GAP_CTXSW 1352 drivers/gpu/drm/radeon/r600d.h #       define USE_DISPLAY_GAP_CTXSW                      (1 << 27)
USE_DISPLAY_GAP_CTXSW   74 drivers/gpu/drm/radeon/rv6xxd.h #       define USE_DISPLAY_GAP_CTXSW                      (1 << 27)