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Message-Id: <1217585701-13958-2-git-send-email-dhananjay@netxen.com>
Date: Fri, 1 Aug 2008 03:14:55 -0700
From: Dhananjay Phadke <dhananjay@...xen.com>
To: netdev@...r.kernel.org
Cc: jeff@...zik.org
Subject: [PATCH 1/7] netxen: fix link status, link speed
For NX3031, the phy is managed by firmware, so driver should avoid
setting any phy registers.
Signed-off-by: Dhananjay Phadke <dhananjay@...xen.com>
---
drivers/net/netxen/netxen_nic_ethtool.c | 33 +++++++++++++++++++++--------
drivers/net/netxen/netxen_nic_hdr.h | 7 ++++++
drivers/net/netxen/netxen_nic_hw.c | 17 +++++++++++---
drivers/net/netxen/netxen_nic_main.c | 19 +++++++----------
drivers/net/netxen/netxen_nic_niu.c | 12 ++++++++++
drivers/net/netxen/netxen_nic_phan_reg.h | 4 +-
6 files changed, 66 insertions(+), 26 deletions(-)
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 48ee06b..f9b933e 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -140,18 +140,33 @@ netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
if (netif_running(dev)) {
ecmd->speed = adapter->link_speed;
ecmd->duplex = adapter->link_duplex;
- } else
- return -EIO; /* link absent */
+ ecmd->autoneg = adapter->link_autoneg;
+ }
+
} else if (adapter->ahw.board_type == NETXEN_NIC_XGBE) {
- ecmd->supported = (SUPPORTED_TP |
- SUPPORTED_1000baseT_Full |
- SUPPORTED_10000baseT_Full);
- ecmd->advertising = (ADVERTISED_TP |
- ADVERTISED_1000baseT_Full |
- ADVERTISED_10000baseT_Full);
+ u32 val;
+
+ adapter->hw_read_wx(adapter, NETXEN_PORT_MODE_ADDR, &val, 4);
+ if (val == NETXEN_PORT_MODE_802_3_AP) {
+ ecmd->supported = SUPPORTED_1000baseT_Full;
+ ecmd->advertising = ADVERTISED_1000baseT_Full;
+ } else {
+ ecmd->supported = SUPPORTED_10000baseT_Full;
+ ecmd->advertising = ADVERTISED_10000baseT_Full;
+ }
+
ecmd->port = PORT_TP;
- ecmd->speed = SPEED_10000;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ u16 pcifn = adapter->ahw.pci_func;
+
+ adapter->hw_read_wx(adapter,
+ P3_LINK_SPEED_REG(pcifn), &val, 4);
+ ecmd->speed = P3_LINK_SPEED_MHZ *
+ P3_LINK_SPEED_VAL(pcifn, val);
+ } else
+ ecmd->speed = SPEED_10000;
+
ecmd->duplex = DUPLEX_FULL;
ecmd->autoneg = AUTONEG_DISABLE;
} else
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 3ce13e4..ccf6d70 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -724,6 +724,13 @@ enum {
#define XG_LINK_STATE_P3(pcifn,val) \
(((val) >> ((pcifn) * 4)) & XG_LINK_STATE_P3_MASK)
+#define P3_LINK_SPEED_MHZ 100
+#define P3_LINK_SPEED_MASK 0xff
+#define P3_LINK_SPEED_REG(pcifn) \
+ (CRB_PF_LINK_SPEED_1 + (((pcifn) / 4) * 4))
+#define P3_LINK_SPEED_VAL(pcifn, reg) \
+ (((reg) >> (8 * ((pcifn) & 0x3))) & P3_LINK_SPEED_MASK)
+
#define NETXEN_CAM_RAM_BASE (NETXEN_CRB_CAM + 0x02000)
#define NETXEN_CAM_RAM(reg) (NETXEN_CAM_RAM_BASE + (reg))
#define NETXEN_FW_VERSION_MAJOR (NETXEN_CAM_RAM(0x150))
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 96a3bc6..008a6e7 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -2074,12 +2074,22 @@ void netxen_nic_set_link_parameters(struct netxen_adapter *adapter)
__u32 status;
__u32 autoneg;
__u32 mode;
+ __u32 port_mode;
netxen_nic_read_w0(adapter, NETXEN_NIU_MODE, &mode);
if (netxen_get_niu_enable_ge(mode)) { /* Gb 10/100/1000 Mbps mode */
+
+ adapter->hw_read_wx(adapter,
+ NETXEN_PORT_MODE_ADDR, &port_mode, 4);
+ if (port_mode == NETXEN_PORT_MODE_802_3_AP) {
+ adapter->link_speed = SPEED_1000;
+ adapter->link_duplex = DUPLEX_FULL;
+ adapter->link_autoneg = AUTONEG_DISABLE;
+ return;
+ }
+
if (adapter->phy_read
- && adapter->
- phy_read(adapter,
+ && adapter->phy_read(adapter,
NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
&status) == 0) {
if (netxen_get_phy_link(status)) {
@@ -2109,8 +2119,7 @@ void netxen_nic_set_link_parameters(struct netxen_adapter *adapter)
break;
}
if (adapter->phy_read
- && adapter->
- phy_read(adapter,
+ && adapter->phy_read(adapter,
NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
&autoneg) != 0)
adapter->link_autoneg = autoneg;
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 91d209a..7b8688e 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -1410,20 +1410,17 @@ static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
port = adapter->physical_port;
- if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
- val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
- linkup = (val >> port) & 1;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ val = adapter->pci_read_normalize(adapter, CRB_XG_STATE_P3);
+ val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
+ linkup = (val == XG_LINK_UP_P3);
} else {
- if (adapter->fw_major < 4) {
- val = adapter->pci_read_normalize(adapter,
- CRB_XG_STATE);
+ val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
+ if (adapter->ahw.board_type == NETXEN_NIC_GBE)
+ linkup = (val >> port) & 1;
+ else {
val = (val >> port*8) & 0xff;
linkup = (val == XG_LINK_UP);
- } else {
- val = adapter->pci_read_normalize(adapter,
- CRB_XG_STATE_P3);
- val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
- linkup = (val == XG_LINK_UP_P3);
}
}
diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c
index 4cb8f4a..c9493e2 100644
--- a/drivers/net/netxen/netxen_nic_niu.c
+++ b/drivers/net/netxen/netxen_nic_niu.c
@@ -610,6 +610,9 @@ int netxen_niu_macaddr_set(struct netxen_adapter *adapter,
int i;
DECLARE_MAC_BUF(mac);
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
for (i = 0; i < 10; i++) {
temp[0] = temp[1] = 0;
memcpy(temp + 2, addr, 2);
@@ -727,6 +730,9 @@ int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter)
__u32 mac_cfg0;
u32 port = adapter->physical_port;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
if (port > NETXEN_NIU_MAX_GBE_PORTS)
return -EINVAL;
mac_cfg0 = 0;
@@ -743,6 +749,9 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
__u32 mac_cfg;
u32 port = adapter->physical_port;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
if (port > NETXEN_NIU_MAX_XG_PORTS)
return -EINVAL;
@@ -819,6 +828,9 @@ int netxen_niu_xg_macaddr_set(struct netxen_adapter *adapter,
u8 temp[4];
u32 val;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
if ((phy < 0) || (phy > NETXEN_NIU_MAX_XG_PORTS))
return -EIO;
diff --git a/drivers/net/netxen/netxen_nic_phan_reg.h b/drivers/net/netxen/netxen_nic_phan_reg.h
index 3bfa51b..83e5ee5 100644
--- a/drivers/net/netxen/netxen_nic_phan_reg.h
+++ b/drivers/net/netxen/netxen_nic_phan_reg.h
@@ -95,8 +95,8 @@
#define CRB_HOST_STS_PROD NETXEN_NIC_REG(0xdc)
#define CRB_HOST_STS_CONS NETXEN_NIC_REG(0xe0)
#define CRB_PEG_CMD_PROD NETXEN_NIC_REG(0xe4)
-#define CRB_PEG_CMD_CONS NETXEN_NIC_REG(0xe8)
-#define CRB_HOST_BUFFER_PROD NETXEN_NIC_REG(0xec)
+#define CRB_PF_LINK_SPEED_1 NETXEN_NIC_REG(0xe8)
+#define CRB_PF_LINK_SPEED_2 NETXEN_NIC_REG(0xec)
#define CRB_HOST_BUFFER_CONS NETXEN_NIC_REG(0xf0)
#define CRB_JUMBO_BUFFER_PROD NETXEN_NIC_REG(0xf4)
#define CRB_JUMBO_BUFFER_CONS NETXEN_NIC_REG(0xf8)
--
1.5.4.3
--
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