patch-2.3.4 linux/drivers/block/cmd646.c

• Lines: 22
• Date: Thu May 27 09:55:21 1999
• Orig file: v2.3.3/linux/drivers/block/cmd646.c
• Orig date: Mon May 17 09:55:21 1999

diff -u --recursive --new-file v2.3.3/linux/drivers/block/cmd646.c linux/drivers/block/cmd646.c
@@ -1,4 +1,4 @@
-/* $Id: cmd646.c,v 1.12 1999/05/14 07:21:01 davem Exp $
+/* $Id: cmd646.c,v 1.13 1999/05/27 04:49:38 davem Exp $
  * cmd646.c: Enable interrupts at initialization time on Ultra/PCI machines.
  *           Note, this driver is not used at all on other systems because
  *           there the "BIOS" has done all of the following already.
@@ -275,9 +275,11 @@
 	(void) pci_write_config_byte(dev, 0x58, 0x3f);
 	(void) pci_write_config_byte(dev, 0x5b, 0x3f);
 
-	if (class_rev == 0x01) {
-		hwif->dmaproc = &cmd646_1_dmaproc;
-	} else {
-		hwif->dmaproc = &cmd646_dmaproc;
+	if (hwif->dma_base) {
+		if (class_rev == 0x01) {
+			hwif->dmaproc = &cmd646_1_dmaproc;
+		} else {
+			hwif->dmaproc = &cmd646_dmaproc;
+		}
 	}
 }