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Message-ID: <20081009003407.13347.1075.stgit@speedy5>
Date: Wed, 08 Oct 2008 17:34:08 -0700
From: Divy Le Ray <divy@...lsio.com>
To: jeff@...zik.org
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
swise@...ngridcomputing.com
Subject: [PATCH 3/8 2.6.28] cxgb3 - allow for PHY reset status
From: Divy Le Ray <divy@...lsio.com>
First step towards overall PHY layering re-organization.
Allow a status return when a PHY is reset.
Signed-off-by: Divy Le Ray <divy@...lsio.com>
---
drivers/net/cxgb3/ael1002.c | 20 ++++++++++++--------
drivers/net/cxgb3/common.h | 24 ++++++++++++------------
drivers/net/cxgb3/t3_hw.c | 15 ++++++++++-----
drivers/net/cxgb3/vsc8211.c | 5 +++--
4 files changed, 37 insertions(+), 27 deletions(-)
diff --git a/drivers/net/cxgb3/ael1002.c b/drivers/net/cxgb3/ael1002.c
index ee140e6..bf22e56 100644
--- a/drivers/net/cxgb3/ael1002.c
+++ b/drivers/net/cxgb3/ael1002.c
@@ -119,11 +119,12 @@ static struct cphy_ops ael1002_ops = {
.power_down = ael1002_power_down,
};
-void t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops)
+int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops)
{
cphy_init(phy, adapter, phy_addr, &ael1002_ops, mdio_ops);
ael100x_txon(phy);
+ return 0;
}
static int ael1006_reset(struct cphy *phy, int wait)
@@ -174,11 +175,12 @@ static struct cphy_ops ael1006_ops = {
.power_down = ael1006_power_down,
};
-void t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops)
+int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops)
{
cphy_init(phy, adapter, phy_addr, &ael1006_ops, mdio_ops);
ael100x_txon(phy);
+ return 0;
}
static struct cphy_ops qt2045_ops = {
@@ -191,8 +193,8 @@ static struct cphy_ops qt2045_ops = {
.power_down = ael1006_power_down,
};
-void t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops)
+int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops)
{
unsigned int stat;
@@ -205,6 +207,7 @@ void t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter,
if (!phy_addr && !mdio_read(phy, MDIO_DEV_PMA_PMD, MII_BMSR, &stat) &&
stat == 0xffff)
phy->addr = 1;
+ return 0;
}
static int xaui_direct_reset(struct cphy *phy, int wait)
@@ -250,8 +253,9 @@ static struct cphy_ops xaui_direct_ops = {
.power_down = xaui_direct_power_down,
};
-void t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops)
+int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops)
{
cphy_init(phy, adapter, phy_addr, &xaui_direct_ops, mdio_ops);
+ return 0;
}
diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index ace6b58..78c10d3 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -203,8 +203,8 @@ struct adapter_info {
};
struct port_type_info {
- void (*phy_prep)(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *ops);
+ int (*phy_prep)(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *ops);
unsigned int caps;
const char *desc;
};
@@ -776,14 +776,14 @@ int t3_sge_read_rspq(struct adapter *adapter, unsigned int id, u32 data[4]);
int t3_sge_cqcntxt_op(struct adapter *adapter, unsigned int id, unsigned int op,
unsigned int credits);
-void t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops);
-void t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops);
-void t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops);
-void t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
- const struct mdio_ops *mdio_ops);
-void t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
+ const struct mdio_ops *mdio_ops);
+int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
#endif /* __CHELSIO_COMMON_H */
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 33470c7..fa0a4b4 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -3626,8 +3626,11 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
++j;
p->port_type = &port_types[adapter->params.vpd.port_type[j]];
- p->port_type->phy_prep(&p->phy, adapter, ai->phy_base_addr + j,
- ai->mdio_ops);
+ ret = p->port_type->phy_prep(&p->phy, adapter,
+ ai->phy_base_addr + j,
+ ai->mdio_ops);
+ if (ret)
+ return ret;
mac_prep(&p->mac, adapter, j);
++j;
@@ -3674,9 +3677,11 @@ int t3_replay_prep_adapter(struct adapter *adapter)
while (!adapter->params.vpd.port_type[j])
++j;
- p->port_type->phy_prep(&p->phy, adapter, ai->phy_base_addr + j,
- ai->mdio_ops);
-
+ ret = p->port_type->phy_prep(&p->phy, adapter,
+ ai->phy_base_addr + j,
+ ai->mdio_ops);
+ if (ret)
+ return ret;
p->phy.ops->power_down(&p->phy, 1);
++j;
}
diff --git a/drivers/net/cxgb3/vsc8211.c b/drivers/net/cxgb3/vsc8211.c
index eee4285..8f1b0d3 100644
--- a/drivers/net/cxgb3/vsc8211.c
+++ b/drivers/net/cxgb3/vsc8211.c
@@ -221,8 +221,9 @@ static struct cphy_ops vsc8211_ops = {
.power_down = vsc8211_power_down,
};
-void t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
- int phy_addr, const struct mdio_ops *mdio_ops)
+int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops)
{
cphy_init(phy, adapter, phy_addr, &vsc8211_ops, mdio_ops);
+ return 0;
}
--
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