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DM9000: Remove redudant use of "& 0xff" 

The writing of the data should implicitly truncate
the data to 8bits, so do not bother with the ands
in the code.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Ben Dooks 2008-02-05 00:02:19 +00:00 committed by Jeff Garzik
parent d39cb7866e
commit 073d3f46e5
1 changed files with 6 additions and 6 deletions
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12
drivers/net/dm9000.c
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@ -814,8 +814,8 @@ dm9000_start_xmit(struct sk_buff *skb, struct net_device *dev)
/* TX control: First packet immediately send, second packet queue */
if (db->tx_pkt_cnt == 1) {
/* Set TX length to DM9000 */
iow(db, DM9000_TXPLL, skb->len & 0xff);
iow(db, DM9000_TXPLH, (skb->len >> 8) & 0xff);
iow(db, DM9000_TXPLL, skb->len);
iow(db, DM9000_TXPLH, skb->len >> 8);
/* Issue TX polling command */
iow(db, DM9000_TCR, TCR_TXREQ); /* Cleared after TX complete */
@ -890,8 +890,8 @@ dm9000_tx_done(struct net_device *dev, board_info_t * db)
/* Queue packet check & send */
if (db->tx_pkt_cnt > 0) {
iow(db, DM9000_TXPLL, db->queue_pkt_len & 0xff);
iow(db, DM9000_TXPLH, (db->queue_pkt_len >> 8) & 0xff);
iow(db, DM9000_TXPLL, db->queue_pkt_len);
iow(db, DM9000_TXPLH, db->queue_pkt_len >> 8);
iow(db, DM9000_TCR, TCR_TXREQ);
dev->trans_start = jiffies;
}
@ -1275,8 +1275,8 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value)
iow(db, DM9000_EPAR, DM9000_PHY | reg);
/* Fill the written data into REG_0D & REG_0E */
iow(db, DM9000_EPDRL, (value & 0xff));
iow(db, DM9000_EPDRH, ((value >> 8) & 0xff));
iow(db, DM9000_EPDRL, value);
iow(db, DM9000_EPDRH, value >> 8);
iow(db, DM9000_EPCR, 0xa); /* Issue phyxcer write command */