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authorAkinobu Mita <akinobu.mita@gmail.com>2006-12-19 13:09:08 -0800
committerJeff Garzik <jeff@garzik.org>2007-02-05 16:58:47 -0500
commitbc63eb9c7ec0eb7b091db2d82d46d1e68ff9e231 (patch)
treedfcbc44d49a516eb2c95ac2f724fbee52427d0fd /drivers/net/macmace.c
parent079ca7da1e6d05c7cb82e9c4f2e1d98839332664 (diff)
net: use bitrev8
Use bitrev8 for bmac, mace, macmace, macsonic, and skfp drivers. [akpm@osdl.org: use the API, not the array] Cc: Jeff Garzik <jgarzik@pobox.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Mirko Lindner <mlindner@syskonnect.de> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/macmace.c')
-rw-r--r--drivers/net/macmace.c18
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/net/macmace.c b/drivers/net/macmace.c
index 464e4a6f3d5f..5d541e873041 100644
--- a/drivers/net/macmace.c
+++ b/drivers/net/macmace.c
@@ -22,6 +22,7 @@
#include <linux/delay.h>
#include <linux/string.h>
#include <linux/crc32.h>
+#include <linux/bitrev.h>
#include <asm/io.h>
#include <asm/pgtable.h>
#include <asm/irq.h>
@@ -81,19 +82,6 @@ static irqreturn_t mace_interrupt(int irq, void *dev_id);
static irqreturn_t mace_dma_intr(int irq, void *dev_id);
static void mace_tx_timeout(struct net_device *dev);
-/* Bit-reverse one byte of an ethernet hardware address. */
-
-static int bitrev(int b)
-{
- int d = 0, i;
-
- for (i = 0; i < 8; ++i, b >>= 1) {
- d = (d << 1) | (b & 1);
- }
-
- return d;
-}
-
/*
* Load a receive DMA channel with a base address and ring length
*/
@@ -219,12 +207,12 @@ struct net_device *mace_probe(int unit)
addr = (void *)MACE_PROM;
for (j = 0; j < 6; ++j) {
- u8 v=bitrev(addr[j<<4]);
+ u8 v = bitrev8(addr[j<<4]);
checksum ^= v;
dev->dev_addr[j] = v;
}
for (; j < 8; ++j) {
- checksum ^= bitrev(addr[j<<4]);
+ checksum ^= bitrev8(addr[j<<4]);
}
if (checksum != 0xFF) {