1 files changed, 4 insertions, 10 deletions

diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
index 0ad57c497b0d..519080ff4665 100644
--- a/drivers/ide/pci/cmd64x.c
+++ b/drivers/ide/pci/cmd64x.c
@@ -439,11 +439,8 @@ static unsigned int __devinit init_chipset_cmd64x(struct pci_dev *dev, const cha
         u8 mrdmode = 0;
 
         if (dev->device == PCI_DEVICE_ID_CMD_646) {
-                u8 rev = 0;
 
-                pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
-
-                switch (rev) {
+                switch (dev->revision) {
                 case 0x07:
                 case 0x05:
                         printk("%s: UltraDMA capable\n", name);
@@ -505,9 +502,6 @@ static u8 __devinit ata66_cmd64x(ide_hwif_t *hwif)
 static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
 {
         struct pci_dev *dev     = hwif->pci_dev;
-        u8 rev                  = 0;
-
-        pci_read_config_byte(dev, PCI_REVISION_ID, &rev);
 
         hwif->set_pio_mode = &cmd64x_set_pio_mode;
         hwif->set_dma_mode = &cmd64x_set_dma_mode;
@@ -529,7 +523,7 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
          *
          * So we only do UltraDMA on revision 0x05 and 0x07 chipsets.
          */
-        if (dev->device == PCI_DEVICE_ID_CMD_646 && rev < 5)
+        if (dev->device == PCI_DEVICE_ID_CMD_646 && dev->revision < 5)
                 hwif->ultra_mask = 0x00;
 
         if (hwif->cbl != ATA_CBL_PATA40_SHORT)
@@ -544,10 +538,10 @@ static void __devinit init_hwif_cmd64x(ide_hwif_t *hwif)
                 break;
         case PCI_DEVICE_ID_CMD_646:
                 hwif->chipset = ide_cmd646;
-                if (rev == 0x01) {
+                if (dev->revision == 0x01) {
                         hwif->ide_dma_end = &cmd646_1_ide_dma_end;
                         break;
-                } else if (rev >= 0x03)
+                } else if (dev->revision >= 0x03)
                         goto alt_irq_bits;
                 /* fall thru */
         default: