dma_addr_t is always 64 bit on alpha. So let's use dma_addr_t instead.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
  */
 static int pci_dac_dma_supported(struct pci_dev *dev, u64 mask)
 {
-       dma64_addr_t dac_offset = alpha_mv.pci_dac_offset;
+       dma_addr_t dac_offset = alpha_mv.pci_dac_offset;
        int ok = 1;
 
        /* If this is not set, the machine doesn't support DAC at all.  */
        spin_lock_irqsave(&arena->lock, flags);
 
        for (end = sg + nents; sg < end; ++sg) {
-               dma64_addr_t addr;
+               dma_addr_t addr;
                size_t size;
                long npages, ofs;
                dma_addr_t tend;