#ifndef _LINUX_PCI_DMA_H
  #define _LINUX_PCI_DMA_H
  
  #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) DEFINE_DMA_UNMAP_ADDR(ADDR_NAME);
  #define DECLARE_PCI_UNMAP_LEN(LEN_NAME)   DEFINE_DMA_UNMAP_LEN(LEN_NAME);
  #define pci_unmap_addr             dma_unmap_addr
  #define pci_unmap_addr_set         dma_unmap_addr_set
  #define pci_unmap_len              dma_unmap_len
  #define pci_unmap_len_set          dma_unmap_len_set
  
  #endif