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path: root/drivers/net/enic/enic_main.c
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Diffstat (limited to 'drivers/net/enic/enic_main.c')
-rw-r--r--drivers/net/enic/enic_main.c145
1 files changed, 89 insertions, 56 deletions
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index f800218c659..d69d52ed772 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -1741,6 +1741,88 @@ static const struct net_device_ops enic_netdev_ops = {
#endif
};
+void enic_dev_deinit(struct enic *enic)
+{
+ netif_napi_del(&enic->napi);
+ enic_free_vnic_resources(enic);
+ enic_clear_intr_mode(enic);
+}
+
+int enic_dev_init(struct enic *enic)
+{
+ struct net_device *netdev = enic->netdev;
+ int err;
+
+ /* Get vNIC configuration
+ */
+
+ err = enic_get_vnic_config(enic);
+ if (err) {
+ printk(KERN_ERR PFX
+ "Get vNIC configuration failed, aborting.\n");
+ return err;
+ }
+
+ /* Get available resource counts
+ */
+
+ enic_get_res_counts(enic);
+
+ /* Set interrupt mode based on resource counts and system
+ * capabilities
+ */
+
+ err = enic_set_intr_mode(enic);
+ if (err) {
+ printk(KERN_ERR PFX
+ "Failed to set intr mode, aborting.\n");
+ return err;
+ }
+
+ /* Allocate and configure vNIC resources
+ */
+
+ err = enic_alloc_vnic_resources(enic);
+ if (err) {
+ printk(KERN_ERR PFX
+ "Failed to alloc vNIC resources, aborting.\n");
+ goto err_out_free_vnic_resources;
+ }
+
+ enic_init_vnic_resources(enic);
+
+ err = enic_set_rq_alloc_buf(enic);
+ if (err) {
+ printk(KERN_ERR PFX
+ "Failed to set RQ buffer allocator, aborting.\n");
+ goto err_out_free_vnic_resources;
+ }
+
+ err = enic_set_niccfg(enic);
+ if (err) {
+ printk(KERN_ERR PFX
+ "Failed to config nic, aborting.\n");
+ goto err_out_free_vnic_resources;
+ }
+
+ switch (vnic_dev_get_intr_mode(enic->vdev)) {
+ default:
+ netif_napi_add(netdev, &enic->napi, enic_poll, 64);
+ break;
+ case VNIC_DEV_INTR_MODE_MSIX:
+ netif_napi_add(netdev, &enic->napi, enic_poll_msix, 64);
+ break;
+ }
+
+ return 0;
+
+err_out_free_vnic_resources:
+ enic_clear_intr_mode(enic);
+ enic_free_vnic_resources(enic);
+
+ return err;
+}
+
static void enic_iounmap(struct enic *enic)
{
unsigned int i;
@@ -1883,51 +1965,13 @@ static int __devinit enic_probe(struct pci_dev *pdev,
goto err_out_dev_close;
}
- /* Get vNIC configuration
- */
-
- err = enic_get_vnic_config(enic);
+ err = enic_dev_init(enic);
if (err) {
printk(KERN_ERR PFX
- "Get vNIC configuration failed, aborting.\n");
+ "Device initialization failed, aborting.\n");
goto err_out_dev_close;
}
- /* Get available resource counts
- */
-
- enic_get_res_counts(enic);
-
- /* Set interrupt mode based on resource counts and system
- * capabilities
- */
-
- err = enic_set_intr_mode(enic);
- if (err) {
- printk(KERN_ERR PFX
- "Failed to set intr mode, aborting.\n");
- goto err_out_dev_close;
- }
-
- /* Allocate and configure vNIC resources
- */
-
- err = enic_alloc_vnic_resources(enic);
- if (err) {
- printk(KERN_ERR PFX
- "Failed to alloc vNIC resources, aborting.\n");
- goto err_out_free_vnic_resources;
- }
-
- enic_init_vnic_resources(enic);
-
- err = enic_set_niccfg(enic);
- if (err) {
- printk(KERN_ERR PFX
- "Failed to config nic, aborting.\n");
- goto err_out_free_vnic_resources;
- }
-
/* Setup notification timer, HW reset task, and locks
*/
@@ -1952,22 +1996,13 @@ static int __devinit enic_probe(struct pci_dev *pdev,
if (err) {
printk(KERN_ERR PFX
"Invalid MAC address, aborting.\n");
- goto err_out_free_vnic_resources;
+ goto err_out_dev_deinit;
}
netdev->netdev_ops = &enic_netdev_ops;
netdev->watchdog_timeo = 2 * HZ;
netdev->ethtool_ops = &enic_ethtool_ops;
- switch (vnic_dev_get_intr_mode(enic->vdev)) {
- default:
- netif_napi_add(netdev, &enic->napi, enic_poll, 64);
- break;
- case VNIC_DEV_INTR_MODE_MSIX:
- netif_napi_add(netdev, &enic->napi, enic_poll_msix, 64);
- break;
- }
-
netdev->features |= NETIF_F_HW_VLAN_TX |
NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER;
if (ENIC_SETTING(enic, TXCSUM))
@@ -1995,17 +2030,16 @@ static int __devinit enic_probe(struct pci_dev *pdev,
if (err) {
printk(KERN_ERR PFX
"Cannot register net device, aborting.\n");
- goto err_out_free_vnic_resources;
+ goto err_out_dev_deinit;
}
return 0;
-err_out_free_vnic_resources:
- enic_free_vnic_resources(enic);
+err_out_dev_deinit:
+ enic_dev_deinit(enic);
err_out_dev_close:
vnic_dev_close(enic->vdev);
err_out_vnic_unregister:
- enic_clear_intr_mode(enic);
vnic_dev_unregister(enic->vdev);
err_out_iounmap:
enic_iounmap(enic);
@@ -2029,9 +2063,8 @@ static void __devexit enic_remove(struct pci_dev *pdev)
flush_scheduled_work();
unregister_netdev(netdev);
- enic_free_vnic_resources(enic);
+ enic_dev_deinit(enic);
vnic_dev_close(enic->vdev);
- enic_clear_intr_mode(enic);
vnic_dev_unregister(enic->vdev);
enic_iounmap(enic);
pci_release_regions(pdev);