linux-kernel - [PATCH 3/5] cxgb3 - Fix direct XAUI support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20070530170139.22825.65387.stgit@localhost.localdomain>
Date:	Wed, 30 May 2007 10:01:39 -0700
From:	divy@...lsio.com
To:	jeff@...zik.org
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	swise@...ngridcomputing.com
Subject: [PATCH 3/5] cxgb3 - Fix direct XAUI support

From: Divy Le Ray <divy@...lsio.com>

Check all lanes for link status on direct XAUI cards.
Don't assume that direct XAUI always uses XGMAC 1.

Signed-off-by: Divy Le Ray <divy@...lsio.com>
---

 drivers/net/cxgb3/ael1002.c |   10 ++++++++--
 drivers/net/cxgb3/regs.h    |    2 ++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/net/cxgb3/ael1002.c b/drivers/net/cxgb3/ael1002.c
index 73a41e6..ee140e6 100644
--- a/drivers/net/cxgb3/ael1002.c
+++ b/drivers/net/cxgb3/ael1002.c
@@ -219,7 +219,13 @@ static int xaui_direct_get_link_status(s
 		unsigned int status;
 
 		status = t3_read_reg(phy->adapter,
-				     XGM_REG(A_XGM_SERDES_STAT0, phy->addr));
+				     XGM_REG(A_XGM_SERDES_STAT0, phy->addr)) |
+		    t3_read_reg(phy->adapter,
+				XGM_REG(A_XGM_SERDES_STAT1, phy->addr)) |
+		    t3_read_reg(phy->adapter,
+				XGM_REG(A_XGM_SERDES_STAT2, phy->addr)) |
+		    t3_read_reg(phy->adapter,
+				XGM_REG(A_XGM_SERDES_STAT3, phy->addr));
 		*link_ok = !(status & F_LOWSIG0);
 	}
 	if (speed)
@@ -247,5 +253,5 @@ static struct cphy_ops xaui_direct_ops =
 void t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
 			     int phy_addr, const struct mdio_ops *mdio_ops)
 {
-	cphy_init(phy, adapter, 1, &xaui_direct_ops, mdio_ops);
+	cphy_init(phy, adapter, phy_addr, &xaui_direct_ops, mdio_ops);
 }
diff --git a/drivers/net/cxgb3/regs.h b/drivers/net/cxgb3/regs.h
index e5a5534..bf9d6be 100644
--- a/drivers/net/cxgb3/regs.h
+++ b/drivers/net/cxgb3/regs.h
@@ -2128,6 +2128,8 @@
 #define F_RESETPLL01    V_RESETPLL01(1U)
 
 #define A_XGM_SERDES_STAT0 0x8f0
+#define A_XGM_SERDES_STAT1 0x8f4
+#define A_XGM_SERDES_STAT2 0x8f8
 
 #define S_LOWSIG0    0
 #define V_LOWSIG0(x) ((x) << S_LOWSIG0)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/