DM9000: Fix endian-ness of data accesses.
authorBen Dooks <ben-linux@fluff.org>
Tue, 5 Feb 2008 00:02:00 +0000 (00:02 +0000)
committerJeff Garzik <jeff@garzik.org>
Mon, 11 Feb 2008 16:05:15 +0000 (11:05 -0500)
Patch from: Laurent Pinchart <laurentp@cse-semaphore.com>

This patch splits the receive status in 8bit wide fields and convert the
packet length from little endian to CPU byte order.

Signed-off-by: Laurent Pinchart <laurentp@cse-semaphore.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
drivers/net/dm9000.c

index 6a20a5491a9666fad9edb9fabf830e3bccf0bc6d..e4390d917b81d15b32313a230f24a6884e7cf72f 100644 (file)
@@ -867,7 +867,8 @@ dm9000_timer(unsigned long data)
 }
 
 struct dm9000_rxhdr {
-       u16     RxStatus;
+       u8      RxPktReady;
+       u8      RxStatus;
        u16     RxLen;
 } __attribute__((__packed__));
 
@@ -908,7 +909,7 @@ dm9000_rx(struct net_device *dev)
 
                (db->inblk)(db->io_data, &rxhdr, sizeof(rxhdr));
 
-               RxLen = rxhdr.RxLen;
+               RxLen = le16_to_cpu(rxhdr.RxLen);
 
                /* Packet Status check */
                if (RxLen < 0x40) {
@@ -920,17 +921,17 @@ dm9000_rx(struct net_device *dev)
                        PRINTK1("RST: RX Len:%x\n", RxLen);
                }
 
-               if (rxhdr.RxStatus & 0xbf00) {
+               if (rxhdr.RxStatus & 0xbf) {
                        GoodPacket = false;
-                       if (rxhdr.RxStatus & 0x100) {
+                       if (rxhdr.RxStatus & 0x01) {
                                PRINTK1("fifo error\n");
                                dev->stats.rx_fifo_errors++;
                        }
-                       if (rxhdr.RxStatus & 0x200) {
+                       if (rxhdr.RxStatus & 0x02) {
                                PRINTK1("crc error\n");
                                dev->stats.rx_crc_errors++;
                        }
-                       if (rxhdr.RxStatus & 0x8000) {
+                       if (rxhdr.RxStatus & 0x80) {
                                PRINTK1("length error\n");
                                dev->stats.rx_length_errors++;
                        }