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path: root/drivers/net/netxen/netxen_nic_main.c
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Diffstat (limited to 'drivers/net/netxen/netxen_nic_main.c')
-rw-r--r--drivers/net/netxen/netxen_nic_main.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 7d93bc3cb0db..bb8f5f2adab9 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -930,6 +930,8 @@ static int netxen_nic_close(struct net_device *netdev)
930 netif_carrier_off(netdev); 930 netif_carrier_off(netdev);
931 netif_stop_queue(netdev); 931 netif_stop_queue(netdev);
932 932
933 netxen_nic_disable_int(adapter);
934
933 cmd_buff = adapter->cmd_buf_arr; 935 cmd_buff = adapter->cmd_buf_arr;
934 for (i = 0; i < adapter->max_tx_desc_count; i++) { 936 for (i = 0; i < adapter->max_tx_desc_count; i++) {
935 buffrag = cmd_buff->frag_array; 937 buffrag = cmd_buff->frag_array;
@@ -1243,28 +1245,12 @@ static int
1243netxen_handle_int(struct netxen_adapter *adapter, struct net_device *netdev) 1245netxen_handle_int(struct netxen_adapter *adapter, struct net_device *netdev)
1244{ 1246{
1245 u32 ret = 0; 1247 u32 ret = 0;
1246 u32 our_int = 0;
1247 1248
1248 DPRINTK(INFO, "Entered handle ISR\n"); 1249 DPRINTK(INFO, "Entered handle ISR\n");
1249 adapter->stats.ints++; 1250 adapter->stats.ints++;
1250 1251
1251 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
1252 our_int = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
1253 /* not our interrupt */
1254 if ((our_int & (0x80 << adapter->portnum)) == 0)
1255 return ret;
1256 }
1257
1258 netxen_nic_disable_int(adapter); 1252 netxen_nic_disable_int(adapter);
1259 1253
1260 if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
1261 /* claim interrupt */
1262 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
1263 writel(our_int & ~((u32)(0x80 << adapter->portnum)),
1264 NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
1265 }
1266 }
1267
1268 if (netxen_nic_rx_has_work(adapter) || netxen_nic_tx_has_work(adapter)) { 1254 if (netxen_nic_rx_has_work(adapter) || netxen_nic_tx_has_work(adapter)) {
1269 if (netif_rx_schedule_prep(netdev)) { 1255 if (netif_rx_schedule_prep(netdev)) {
1270 /* 1256 /*
@@ -1298,6 +1284,7 @@ irqreturn_t netxen_intr(int irq, void *data)
1298{ 1284{
1299 struct netxen_adapter *adapter; 1285 struct netxen_adapter *adapter;
1300 struct net_device *netdev; 1286 struct net_device *netdev;
1287 u32 our_int = 0;
1301 1288
1302 if (unlikely(!irq)) { 1289 if (unlikely(!irq)) {
1303 return IRQ_NONE; /* Not our interrupt */ 1290 return IRQ_NONE; /* Not our interrupt */
@@ -1305,7 +1292,22 @@ irqreturn_t netxen_intr(int irq, void *data)
1305 1292
1306 adapter = (struct netxen_adapter *)data; 1293 adapter = (struct netxen_adapter *)data;
1307 netdev = adapter->netdev; 1294 netdev = adapter->netdev;
1308 /* process our status queue (for all 4 ports) */ 1295
1296 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
1297 our_int = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
1298 /* not our interrupt */
1299 if ((our_int & (0x80 << adapter->portnum)) == 0)
1300 return IRQ_NONE;
1301 }
1302
1303 if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
1304 /* claim interrupt */
1305 if (!(adapter->flags & NETXEN_NIC_MSI_ENABLED)) {
1306 writel(our_int & ~((u32)(0x80 << adapter->portnum)),
1307 NETXEN_CRB_NORMALIZE(adapter, CRB_INT_VECTOR));
1308 }
1309 }
1310
1309 if (netif_running(netdev)) 1311 if (netif_running(netdev))
1310 netxen_handle_int(adapter, netdev); 1312 netxen_handle_int(adapter, netdev);
1311 1313