From c706bfb52afc9b5d115f61a8e1c0c30540feb3f4 Mon Sep 17 00:00:00 2001
From: Divy Le Ray <divy@chelsio.com>
Date: Wed, 30 May 2007 10:01:39 -0700
Subject: [PATCH] cxgb3 - Fix direct XAUI support
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@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---
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 73a41e6a5bfc..ee140e63ddc5 100644
--- a/drivers/net/cxgb3/ael1002.c
+++ b/drivers/net/cxgb3/ael1002.c
@@ -219,7 +219,13 @@ static int xaui_direct_get_link_status(struct cphy *phy, int *link_ok,
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 e5a553410e24..bf9d6be7f214 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)
--
2.20.1