cmd64x: remove superfluous checks from cmd64x_set_dma_mode()
authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Mon, 18 Jan 2010 07:18:38 +0000 (07:18 +0000)
committerDavid S. Miller <davem@davemloft.net>
Tue, 19 Jan 2010 09:24:59 +0000 (01:24 -0800)
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/ide/cmd64x.c

index 5c5dd90d032bbf4c3f072563ecb51af023f7462a..9f89f3116df0e6e783b0840d9f5991486924d847 100644 (file)
@@ -146,10 +146,8 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
        u8 unit                 = drive->dn & 0x01;
        u8 regU = 0, pciU       = hwif->channel ? UDIDETCR1 : UDIDETCR0;
 
-       if (speed >= XFER_SW_DMA_0) {
-               (void) pci_read_config_byte(dev, pciU, &regU);
-               regU &= ~(unit ? 0xCA : 0x35);
-       }
+       pci_read_config_byte(dev, pciU, &regU);
+       regU &= ~(unit ? 0xCA : 0x35);
 
        switch(speed) {
        case XFER_UDMA_5:
@@ -177,8 +175,7 @@ static void cmd64x_set_dma_mode(ide_drive_t *drive, const u8 speed)
                break;
        }
 
-       if (speed >= XFER_SW_DMA_0)
-               (void) pci_write_config_byte(dev, pciU, regU);
+       pci_write_config_byte(dev, pciU, regU);
 }
 
 static void cmd648_clear_irq(ide_drive_t *drive)