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path: root/drivers/net/tg3.c
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Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c111
1 files changed, 65 insertions, 46 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 54fff5b..982ed44 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -752,42 +752,6 @@ static void tg3_int_reenable(struct tg3_napi *tnapi)
HOSTCC_MODE_ENABLE | tnapi->coal_now);
}
-static void tg3_napi_disable(struct tg3 *tp)
-{
- int i;
-
- for (i = tp->irq_cnt - 1; i >= 0; i--)
- napi_disable(&tp->napi[i].napi);
-}
-
-static void tg3_napi_enable(struct tg3 *tp)
-{
- int i;
-
- for (i = 0; i < tp->irq_cnt; i++)
- napi_enable(&tp->napi[i].napi);
-}
-
-static inline void tg3_netif_stop(struct tg3 *tp)
-{
- tp->dev->trans_start = jiffies; /* prevent tx timeout */
- tg3_napi_disable(tp);
- netif_tx_disable(tp->dev);
-}
-
-static inline void tg3_netif_start(struct tg3 *tp)
-{
- /* NOTE: unconditional netif_tx_wake_all_queues is only
- * appropriate so long as all callers are assured to
- * have free tx slots (such as after tg3_init_hw)
- */
- netif_tx_wake_all_queues(tp->dev);
-
- tg3_napi_enable(tp);
- tp->napi[0].hw_status->status |= SD_STATUS_UPDATED;
- tg3_enable_ints(tp);
-}
-
static void tg3_switch_clocks(struct tg3 *tp)
{
u32 clock_ctrl;
@@ -4338,6 +4302,11 @@ static int tg3_setup_phy(struct tg3 *tp, int force_reset)
return err;
}
+static inline int tg3_irq_sync(struct tg3 *tp)
+{
+ return tp->irq_sync;
+}
+
/* This is called whenever we suspect that the system chipset is re-
* ordering the sequence of MMIO to the tx send mailbox. The symptom
* is bogus tx completions. We try to recover by setting the
@@ -5083,6 +5052,59 @@ tx_recovery:
return work_done;
}
+static void tg3_napi_disable(struct tg3 *tp)
+{
+ int i;
+
+ for (i = tp->irq_cnt - 1; i >= 0; i--)
+ napi_disable(&tp->napi[i].napi);
+}
+
+static void tg3_napi_enable(struct tg3 *tp)
+{
+ int i;
+
+ for (i = 0; i < tp->irq_cnt; i++)
+ napi_enable(&tp->napi[i].napi);
+}
+
+static void tg3_napi_init(struct tg3 *tp)
+{
+ int i;
+
+ netif_napi_add(tp->dev, &tp->napi[0].napi, tg3_poll, 64);
+ for (i = 1; i < tp->irq_cnt; i++)
+ netif_napi_add(tp->dev, &tp->napi[i].napi, tg3_poll_msix, 64);
+}
+
+static void tg3_napi_fini(struct tg3 *tp)
+{
+ int i;
+
+ for (i = 0; i < tp->irq_cnt; i++)
+ netif_napi_del(&tp->napi[i].napi);
+}
+
+static inline void tg3_netif_stop(struct tg3 *tp)
+{
+ tp->dev->trans_start = jiffies; /* prevent tx timeout */
+ tg3_napi_disable(tp);
+ netif_tx_disable(tp->dev);
+}
+
+static inline void tg3_netif_start(struct tg3 *tp)
+{
+ /* NOTE: unconditional netif_tx_wake_all_queues is only
+ * appropriate so long as all callers are assured to
+ * have free tx slots (such as after tg3_init_hw)
+ */
+ netif_tx_wake_all_queues(tp->dev);
+
+ tg3_napi_enable(tp);
+ tp->napi[0].hw_status->status |= SD_STATUS_UPDATED;
+ tg3_enable_ints(tp);
+}
+
static void tg3_irq_quiesce(struct tg3 *tp)
{
int i;
@@ -5096,11 +5118,6 @@ static void tg3_irq_quiesce(struct tg3 *tp)
synchronize_irq(tp->napi[i].irq_vec);
}
-static inline int tg3_irq_sync(struct tg3 *tp)
-{
- return tp->irq_sync;
-}
-
/* Fully shutdown all tg3 driver activity elsewhere in the system.
* If irq_sync is non-zero, then the IRQ handler must be synchronized
* with as well. Most of the time, this is not necessary except when
@@ -8920,6 +8937,8 @@ static int tg3_open(struct net_device *dev)
if (err)
goto err_out1;
+ tg3_napi_init(tp);
+
tg3_napi_enable(tp);
for (i = 0; i < tp->irq_cnt; i++) {
@@ -9007,6 +9026,7 @@ err_out3:
err_out2:
tg3_napi_disable(tp);
+ tg3_napi_fini(tp);
tg3_free_consistent(tp);
err_out1:
@@ -9054,6 +9074,8 @@ static int tg3_close(struct net_device *dev)
memcpy(&tp->estats_prev, tg3_get_estats(tp),
sizeof(tp->estats_prev));
+ tg3_napi_fini(tp);
+
tg3_free_consistent(tp);
tg3_set_power_state(tp, PCI_D3hot);
@@ -14604,13 +14626,10 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
tnapi->consmbox = rcvmbx;
tnapi->prodmbox = sndmbx;
- if (i) {
+ if (i)
tnapi->coal_now = HOSTCC_MODE_COAL_VEC1_NOW << (i - 1);
- netif_napi_add(dev, &tnapi->napi, tg3_poll_msix, 64);
- } else {
+ else
tnapi->coal_now = HOSTCC_MODE_NOW;
- netif_napi_add(dev, &tnapi->napi, tg3_poll, 64);
- }
if (!(tp->tg3_flags & TG3_FLAG_SUPPORT_MSIX))
break;