From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Date: Tue, 5 Jul 2011 20:33:51 +0000 (+0000)
Subject: net: sh_eth: fix cannot work half-duplex mode
X-Git-Tag: v3.0-rc7~41^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=91a5615203355bb34e0b9e68e94f27f24719a74c;p=profile%2Fivi%2Fkernel-x86-ivi.git

net: sh_eth: fix cannot work half-duplex mode

When link was down, the bit of DM in ECMR was always set.
So, we could not use half-duplex mode on the controller.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 8a72a97..35bbc27 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -1184,8 +1184,8 @@ static void sh_eth_adjust_link(struct net_device *ndev)
 				mdp->cd->set_rate(ndev);
 		}
 		if (mdp->link == PHY_DOWN) {
-			sh_eth_write(ndev, (sh_eth_read(ndev, ECMR) & ~ECMR_TXF)
-					| ECMR_DM, ECMR);
+			sh_eth_write(ndev,
+				(sh_eth_read(ndev, ECMR) & ~ECMR_TXF), ECMR);
 			new_state = 1;
 			mdp->link = phydev->link;
 		}