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path: root/drivers/net/netxen/netxen_nic_isr.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_isr.c')
-rw-r--r--drivers/net/netxen/netxen_nic_isr.c87
1 files changed, 40 insertions, 47 deletions
diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c
index be366e48007c..f60c96991913 100644
--- a/drivers/net/netxen/netxen_nic_isr.c
+++ b/drivers/net/netxen/netxen_nic_isr.c
@@ -6,12 +6,12 @@
6 * modify it under the terms of the GNU General Public License 6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2 7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version. 8 * of the License, or (at your option) any later version.
9 * 9 *
10 * This program is distributed in the hope that it will be useful, but 10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of 11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details. 13 * GNU General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU General Public License 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software 16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, 17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
@@ -34,6 +34,7 @@
34#include "netxen_nic_hw.h" 34#include "netxen_nic_hw.h"
35#include "netxen_nic_phan_reg.h" 35#include "netxen_nic_phan_reg.h"
36 36
37#if 0
37/* 38/*
38 * netxen_nic_get_stats - Get System Network Statistics 39 * netxen_nic_get_stats - Get System Network Statistics
39 * @netdev: network interface device structure 40 * @netdev: network interface device structure
@@ -41,7 +42,7 @@
41struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev) 42struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
42{ 43{
43 struct netxen_port *port = netdev_priv(netdev); 44 struct netxen_port *port = netdev_priv(netdev);
44 struct net_device_stats *stats = &port->net_stats; 45 struct net_device_stats *stats = &adapter->net_stats;
45 46
46 memset(stats, 0, sizeof(*stats)); 47 memset(stats, 0, sizeof(*stats));
47 48
@@ -64,11 +65,10 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
64 65
65 return stats; 66 return stats;
66} 67}
67 68#endif
68void netxen_indicate_link_status(struct netxen_adapter *adapter, u32 portno, 69void netxen_indicate_link_status(struct netxen_adapter *adapter, u32 link)
69 u32 link)
70{ 70{
71 struct net_device *netdev = (adapter->port[portno])->netdev; 71 struct net_device *netdev = adapter->netdev;
72 72
73 if (link) 73 if (link)
74 netif_carrier_on(netdev); 74 netif_carrier_on(netdev);
@@ -76,15 +76,13 @@ void netxen_indicate_link_status(struct netxen_adapter *adapter, u32 portno,
76 netif_carrier_off(netdev); 76 netif_carrier_off(netdev);
77} 77}
78 78
79void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno, 79void netxen_handle_port_int(struct netxen_adapter *adapter, u32 enable)
80 u32 enable)
81{ 80{
82 __u32 int_src; 81 __u32 int_src;
83 struct netxen_port *port;
84 82
85 /* This should clear the interrupt source */ 83 /* This should clear the interrupt source */
86 if (adapter->phy_read) 84 if (adapter->phy_read)
87 adapter->phy_read(adapter, portno, 85 adapter->phy_read(adapter, adapter->portnum,
88 NETXEN_NIU_GB_MII_MGMT_ADDR_INT_STATUS, 86 NETXEN_NIU_GB_MII_MGMT_ADDR_INT_STATUS,
89 &int_src); 87 &int_src);
90 if (int_src == 0) { 88 if (int_src == 0) {
@@ -92,9 +90,7 @@ void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno,
92 return; 90 return;
93 } 91 }
94 if (adapter->disable_phy_interrupts) 92 if (adapter->disable_phy_interrupts)
95 adapter->disable_phy_interrupts(adapter, portno); 93 adapter->disable_phy_interrupts(adapter, adapter->portnum);
96
97 port = adapter->port[portno];
98 94
99 if (netxen_get_phy_int_jabber(int_src)) 95 if (netxen_get_phy_int_jabber(int_src))
100 DPRINTK(INFO, "Jabber interrupt \n"); 96 DPRINTK(INFO, "Jabber interrupt \n");
@@ -115,64 +111,60 @@ void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno,
115 DPRINTK(INFO, "SPEED CHANGED OR LINK STATUS CHANGED \n"); 111 DPRINTK(INFO, "SPEED CHANGED OR LINK STATUS CHANGED \n");
116 112
117 if (adapter->phy_read 113 if (adapter->phy_read
118 && adapter->phy_read(adapter, portno, 114 && adapter->phy_read(adapter, adapter->portnum,
119 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, 115 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
120 &status) == 0) { 116 &status) == 0) {
121 if (netxen_get_phy_int_link_status_changed(int_src)) { 117 if (netxen_get_phy_int_link_status_changed(int_src)) {
122 if (netxen_get_phy_link(status)) { 118 if (netxen_get_phy_link(status)) {
123 netxen_niu_gbe_init_port(adapter, 119 netxen_niu_gbe_init_port(
124 portno); 120 adapter,
125 printk("%s: %s Link UP\n", 121 adapter->portnum);
122 printk(KERN_INFO "%s: %s Link UP\n",
126 netxen_nic_driver_name, 123 netxen_nic_driver_name,
127 port->netdev->name); 124 adapter->netdev->name);
128 125
129 } else { 126 } else {
130 printk("%s: %s Link DOWN\n", 127 printk(KERN_INFO "%s: %s Link DOWN\n",
131 netxen_nic_driver_name, 128 netxen_nic_driver_name,
132 port->netdev->name); 129 adapter->netdev->name);
133 } 130 }
134 netxen_indicate_link_status(adapter, portno, 131 netxen_indicate_link_status(adapter,
135 netxen_get_phy_link 132 netxen_get_phy_link
136 (status)); 133 (status));
137 } 134 }
138 } 135 }
139 } 136 }
140 if (adapter->enable_phy_interrupts) 137 if (adapter->enable_phy_interrupts)
141 adapter->enable_phy_interrupts(adapter, portno); 138 adapter->enable_phy_interrupts(adapter, adapter->portnum);
142} 139}
143 140
144void netxen_nic_isr_other(struct netxen_adapter *adapter) 141void netxen_nic_isr_other(struct netxen_adapter *adapter)
145{ 142{
146 u32 portno; 143 int portno = adapter->portnum;
147 u32 val, linkup, qg_linksup; 144 u32 val, linkup, qg_linksup;
148 145
149 /* verify the offset */ 146 /* verify the offset */
150 val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE)); 147 val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
148 val = val >> adapter->portnum;
151 if (val == adapter->ahw.qg_linksup) 149 if (val == adapter->ahw.qg_linksup)
152 return; 150 return;
153 151
154 qg_linksup = adapter->ahw.qg_linksup; 152 qg_linksup = adapter->ahw.qg_linksup;
155 adapter->ahw.qg_linksup = val; 153 adapter->ahw.qg_linksup = val;
156 DPRINTK(INFO, "link update 0x%08x\n", val); 154 DPRINTK(INFO, "link update 0x%08x\n", val);
157 for (portno = 0; portno < NETXEN_NIU_MAX_GBE_PORTS; portno++) {
158 linkup = val & 1;
159 if (linkup != (qg_linksup & 1)) {
160 printk(KERN_INFO "%s: %s PORT %d link %s\n",
161 adapter->port[portno]->netdev->name,
162 netxen_nic_driver_name, portno,
163 ((linkup == 0) ? "down" : "up"));
164 netxen_indicate_link_status(adapter, portno, linkup);
165 if (linkup)
166 netxen_nic_set_link_parameters(adapter->
167 port[portno]);
168 155
169 } 156 linkup = val & 1;
170 val = val >> 1;
171 qg_linksup = qg_linksup >> 1;
172 }
173 157
174 adapter->stats.otherints++; 158 if (linkup != (qg_linksup & 1)) {
159 printk(KERN_INFO "%s: %s PORT %d link %s\n",
160 adapter->netdev->name,
161 netxen_nic_driver_name, portno,
162 ((linkup == 0) ? "down" : "up"));
163 netxen_indicate_link_status(adapter, linkup);
164 if (linkup)
165 netxen_nic_set_link_parameters(adapter);
175 166
167 }
176} 168}
177 169
178void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter) 170void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter)
@@ -182,26 +174,27 @@ void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter)
182 174
183void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter) 175void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter)
184{ 176{
185 struct net_device *netdev = adapter->port[0]->netdev; 177 struct net_device *netdev = adapter->netdev;
186 u32 val; 178 u32 val, val1;
187 179
188 /* WINDOW = 1 */ 180 /* WINDOW = 1 */
189 val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE)); 181 val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
182 val1 = val & 0xff;
190 183
191 if (adapter->ahw.xg_linkup == 1 && val != XG_LINK_UP) { 184 if (adapter->ahw.xg_linkup == 1 && val1 != XG_LINK_UP) {
192 printk(KERN_INFO "%s: %s NIC Link is down\n", 185 printk(KERN_INFO "%s: %s NIC Link is down\n",
193 netxen_nic_driver_name, netdev->name); 186 netxen_nic_driver_name, netdev->name);
194 adapter->ahw.xg_linkup = 0; 187 adapter->ahw.xg_linkup = 0;
195 /* read twice to clear sticky bits */ 188 /* read twice to clear sticky bits */
196 /* WINDOW = 0 */ 189 /* WINDOW = 0 */
197 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_STATUS, &val); 190 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_STATUS, &val1);
198 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_STATUS, &val); 191 netxen_nic_read_w0(adapter, NETXEN_NIU_XG_STATUS, &val1);
199 192
200 if ((val & 0xffb) != 0xffb) { 193 if ((val & 0xffb) != 0xffb) {
201 printk(KERN_INFO "%s ISR: Sync/Align BAD: 0x%08x\n", 194 printk(KERN_INFO "%s ISR: Sync/Align BAD: 0x%08x\n",
202 netxen_nic_driver_name, val); 195 netxen_nic_driver_name, val1);
203 } 196 }
204 } else if (adapter->ahw.xg_linkup == 0 && val == XG_LINK_UP) { 197 } else if (adapter->ahw.xg_linkup == 0 && val1 == XG_LINK_UP) {
205 printk(KERN_INFO "%s: %s NIC Link is up\n", 198 printk(KERN_INFO "%s: %s NIC Link is up\n",
206 netxen_nic_driver_name, netdev->name); 199 netxen_nic_driver_name, netdev->name);
207 adapter->ahw.xg_linkup = 1; 200 adapter->ahw.xg_linkup = 1;