SVGA_FIFO_BUSY    147 drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c 	vmw_mmio_write(0, fifo_mem + SVGA_FIFO_BUSY);
SVGA_FIFO_BUSY    173 drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c 	if (cmpxchg(fifo_mem + SVGA_FIFO_BUSY, 0, 1) == 0)