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path: root/drivers/net/cxgb4
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Diffstat (limited to 'drivers/net/cxgb4')
-rw-r--r--drivers/net/cxgb4/cxgb4.h1
-rw-r--r--drivers/net/cxgb4/cxgb4_main.c49
2 files changed, 22 insertions, 28 deletions
diff --git a/drivers/net/cxgb4/cxgb4.h b/drivers/net/cxgb4/cxgb4.h
index d3a5c3433df..dd1770e075e 100644
--- a/drivers/net/cxgb4/cxgb4.h
+++ b/drivers/net/cxgb4/cxgb4.h
@@ -477,7 +477,6 @@ struct adapter {
struct pci_dev *pdev;
struct device *pdev_dev;
unsigned long registered_device_map;
- unsigned long open_device_map;
unsigned long flags;
const char *name;
diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c
index 1f5997167ff..87161ceb3ea 100644
--- a/drivers/net/cxgb4/cxgb4_main.c
+++ b/drivers/net/cxgb4/cxgb4_main.c
@@ -2433,23 +2433,17 @@ EXPORT_SYMBOL(cxgb4_unregister_uld);
*/
static int cxgb_up(struct adapter *adap)
{
- int err = 0;
+ int err;
- if (!(adap->flags & FULL_INIT_DONE)) {
- err = setup_sge_queues(adap);
- if (err)
- goto out;
- err = setup_rss(adap);
- if (err) {
- t4_free_sge_resources(adap);
- goto out;
- }
- if (adap->flags & USING_MSIX)
- name_msix_vecs(adap);
- adap->flags |= FULL_INIT_DONE;
- }
+ err = setup_sge_queues(adap);
+ if (err)
+ goto out;
+ err = setup_rss(adap);
+ if (err)
+ goto freeq;
if (adap->flags & USING_MSIX) {
+ name_msix_vecs(adap);
err = request_irq(adap->msix_info[0].vec, t4_nondata_intr, 0,
adap->msix_info[0].desc, adap);
if (err)
@@ -2470,11 +2464,14 @@ static int cxgb_up(struct adapter *adap)
enable_rx(adap);
t4_sge_start(adap);
t4_intr_enable(adap);
+ adap->flags |= FULL_INIT_DONE;
notify_ulds(adap, CXGB4_STATE_UP);
out:
return err;
irq_err:
dev_err(adap->pdev_dev, "request_irq failed, err %d\n", err);
+ freeq:
+ t4_free_sge_resources(adap);
goto out;
}
@@ -2490,6 +2487,9 @@ static void cxgb_down(struct adapter *adapter)
} else
free_irq(adapter->pdev->irq, adapter);
quiesce_rx(adapter);
+ t4_sge_stop(adapter);
+ t4_free_sge_resources(adapter);
+ adapter->flags &= ~FULL_INIT_DONE;
}
/*
@@ -2501,11 +2501,13 @@ static int cxgb_open(struct net_device *dev)
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
- if (!adapter->open_device_map && (err = cxgb_up(adapter)) < 0)
- return err;
+ if (!(adapter->flags & FULL_INIT_DONE)) {
+ err = cxgb_up(adapter);
+ if (err < 0)
+ return err;
+ }
dev->real_num_tx_queues = pi->nqsets;
- set_bit(pi->tx_chan, &adapter->open_device_map);
link_start(dev);
netif_tx_start_all_queues(dev);
return 0;
@@ -2513,19 +2515,12 @@ static int cxgb_open(struct net_device *dev)
static int cxgb_close(struct net_device *dev)
{
- int ret;
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
netif_tx_stop_all_queues(dev);
netif_carrier_off(dev);
- ret = t4_enable_vi(adapter, 0, pi->viid, false, false);
-
- clear_bit(pi->tx_chan, &adapter->open_device_map);
-
- if (!adapter->open_device_map)
- cxgb_down(adapter);
- return 0;
+ return t4_enable_vi(adapter, 0, pi->viid, false, false);
}
static struct net_device_stats *cxgb_get_stats(struct net_device *dev)
@@ -3360,8 +3355,8 @@ static void __devexit remove_one(struct pci_dev *pdev)
if (adapter->debugfs_root)
debugfs_remove_recursive(adapter->debugfs_root);
- t4_sge_stop(adapter);
- t4_free_sge_resources(adapter);
+ if (adapter->flags & FULL_INIT_DONE)
+ cxgb_down(adapter);
t4_free_mem(adapter->l2t);
t4_free_mem(adapter->tids.tid_tab);
disable_msi(adapter);