diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c
index 79ba8ef..ef4a99b 100644
--- a/drivers/ide/pci/pdc202xx_new.c
+++ b/drivers/ide/pci/pdc202xx_new.c
@@ -162,32 +162,18 @@
 	if (max_dma_rate(hwif->pci_dev) == 4) {
 		u8 mode = speed & 0x07;
 
-		switch (speed) {
-			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:
-				set_indexed_reg(hwif, 0x10 + adj,
-						udma_timings[mode].reg10);
-				set_indexed_reg(hwif, 0x11 + adj,
-						udma_timings[mode].reg11);
-				set_indexed_reg(hwif, 0x12 + adj,
-						udma_timings[mode].reg12);
-				break;
-			case XFER_MW_DMA_2:
-			case XFER_MW_DMA_1:
-			case XFER_MW_DMA_0:
-				set_indexed_reg(hwif, 0x0e + adj,
-						mwdma_timings[mode].reg0e);
-				set_indexed_reg(hwif, 0x0f + adj,
-						mwdma_timings[mode].reg0f);
-				break;
-			default:
-				printk(KERN_ERR "pdc202xx_new: "
-				       "Unknown speed %d ignored\n", speed);
+		if (speed >= XFER_UDMA_0) {
+			set_indexed_reg(hwif, 0x10 + adj,
+					udma_timings[mode].reg10);
+			set_indexed_reg(hwif, 0x11 + adj,
+					udma_timings[mode].reg11);
+			set_indexed_reg(hwif, 0x12 + adj,
+					udma_timings[mode].reg12);
+		} else {
+			set_indexed_reg(hwif, 0x0e + adj,
+					mwdma_timings[mode].reg0e);
+			set_indexed_reg(hwif, 0x0f + adj,
+					mwdma_timings[mode].reg0f);
 		}
 	} else if (speed == XFER_UDMA_2) {
 		/* Set tHOLD bit to 0 if using UDMA mode 2 */