ide: remove ->dma_prdtable field from ide_hwif_t

* Use 'hwif->dma_base + {4,8}' instead of hwif->dma_prdtable in
  {ide,scc}_dma_setup().

* Remove no longer needed ->dma_prdtable field from ide_hwif_t.

While at it:

* Use ATA_DMA_TABLE_OFS define.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 144938188325..910fb00deb71 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -304,7 +304,7 @@ static int scc_dma_setup(ide_drive_t *drive)
         }
 
         /* PRD table */
-        out_be32((void __iomem *)hwif->dma_prdtable, hwif->dmatable_dma);
+        out_be32((void __iomem *)(hwif->dma_base + 8), hwif->dmatable_dma);
 
         /* specify r/w */
         out_be32((void __iomem *)hwif->dma_command, reading);
@@ -838,7 +838,6 @@ static void __devinit init_hwif_scc(ide_hwif_t *hwif)
 
         hwif->dma_command = hwif->dma_base;
         hwif->dma_status = hwif->dma_base + 0x04;
-        hwif->dma_prdtable = hwif->dma_base + 0x08;
 
         /* PTERADD */
         out_be32((void __iomem *)(hwif->dma_base + 0x018), hwif->dmatable_dma);