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mvme147: fix ram size in comment

The order of ram pages is 3, so the ram size is 2^3 * 4K = 32K.

Signed-off-by: Amos Kong <akong@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Amos Kong 11 жил өмнө
parent
commit
1cff389ddb

+ 3 - 3
drivers/net/ethernet/amd/mvme147.c

@@ -26,9 +26,9 @@
 #include <asm/pgtable.h>
 #include <asm/pgtable.h>
 #include <asm/mvme147hw.h>
 #include <asm/mvme147hw.h>
 
 
-/* We have 16834 bytes of RAM for the init block and buffers. This places
+/* We have 32K of RAM for the init block and buffers. This places
  * an upper limit on the number of buffers we can use. NetBSD uses 8 Rx
  * an upper limit on the number of buffers we can use. NetBSD uses 8 Rx
- * buffers and 2 Tx buffers.
+ * buffers and 2 Tx buffers, it takes (8 + 2) * 1544 bytes.
  */
  */
 #define LANCE_LOG_TX_BUFFERS 1
 #define LANCE_LOG_TX_BUFFERS 1
 #define LANCE_LOG_RX_BUFFERS 3
 #define LANCE_LOG_RX_BUFFERS 3
@@ -111,7 +111,7 @@ struct net_device * __init mvme147lance_probe(int unit)
 	       dev->dev_addr);
 	       dev->dev_addr);
 
 
 	lp = netdev_priv(dev);
 	lp = netdev_priv(dev);
-	lp->ram = __get_dma_pages(GFP_ATOMIC, 3);	/* 16K */
+	lp->ram = __get_dma_pages(GFP_ATOMIC, 3);	/* 32K */
 	if (!lp->ram) {
 	if (!lp->ram) {
 		printk("%s: No memory for LANCE buffers\n", dev->name);
 		printk("%s: No memory for LANCE buffers\n", dev->name);
 		free_netdev(dev);
 		free_netdev(dev);