1 files changed, 8 insertions, 21 deletions

diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c
index 5709c252543b..7b45eaf5afd9 100644
--- a/drivers/ide/pci/siimage.c
+++ b/drivers/ide/pci/siimage.c
@@ -278,27 +278,14 @@ static void sil_set_dma_mode(ide_drive_t *drive, const u8 speed)
 
         scsc = is_sata(hwif) ? 1 : scsc;
 
-        switch(speed) {
-                case XFER_MW_DMA_2:
-                case XFER_MW_DMA_1:
-                case XFER_MW_DMA_0:
-                        multi = dma[speed - XFER_MW_DMA_0];
-                        mode |= ((unit) ? 0x20 : 0x02);
-                        break;
-                case XFER_UDMA_6:
-                case XFER_UDMA_5:
-                case XFER_UDMA_4:
-                case XFER_UDMA_3:
-                case XFER_UDMA_2:
-                case XFER_UDMA_1:
-                case XFER_UDMA_0:
-                        multi = dma[2];
-                        ultra |= ((scsc) ? (ultra6[speed - XFER_UDMA_0]) :
-                                           (ultra5[speed - XFER_UDMA_0]));
-                        mode |= ((unit) ? 0x30 : 0x03);
-                        break;
-                default:
-                        return;
+        if (speed >= XFER_UDMA_0) {
+                multi = dma[2];
+                ultra |= (scsc ? ultra6[speed - XFER_UDMA_0] :
+                                 ultra5[speed - XFER_UDMA_0]);
+                mode |= (unit ? 0x30 : 0x03);
+        } else {
+                multi = dma[speed - XFER_MW_DMA_0];
+                mode |= (unit ? 0x20 : 0x02);
         }
 
         if (hwif->mmio) {