ODP_WRITE_ALLOWED_BIT
if (umem_dma & ODP_WRITE_ALLOWED_BIT)
if (access_mask & ODP_WRITE_ALLOWED_BIT)
if (dma & ODP_WRITE_ALLOWED_BIT) {
#define ODP_DMA_ADDR_MASK (~(ODP_READ_ALLOWED_BIT | ODP_WRITE_ALLOWED_BIT))