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authorHerbert Xu <herbert@gondor.apana.org.au>2009-12-01 15:16:22 +0800
committerHerbert Xu <herbert@gondor.apana.org.au>2009-12-01 15:16:22 +0800
commit838632438145ac6863377eb12d8b8eef9c55d288 (patch)
treefbb0757df837f3c75a99c518a3596c38daef162d /drivers/net/igb
parent9996508b3353063f2d6c48c1a28a84543d72d70b (diff)
parent29e553631b2a0d4eebd23db630572e1027a9967a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/net/igb')
-rw-r--r--drivers/net/igb/e1000_mac.c72
-rw-r--r--drivers/net/igb/e1000_mac.h1
-rw-r--r--drivers/net/igb/igb_ethtool.c36
-rw-r--r--drivers/net/igb/igb_main.c15
4 files changed, 62 insertions, 62 deletions
diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c
index a0231cd079f..7d76bb085e1 100644
--- a/drivers/net/igb/e1000_mac.c
+++ b/drivers/net/igb/e1000_mac.c
@@ -286,41 +286,6 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value)
}
/**
- * igb_update_mc_addr_list - Update Multicast addresses
- * @hw: pointer to the HW structure
- * @mc_addr_list: array of multicast addresses to program
- * @mc_addr_count: number of multicast addresses to program
- *
- * Updates entire Multicast Table Array.
- * The caller must have a packed mc_addr_list of multicast addresses.
- **/
-void igb_update_mc_addr_list(struct e1000_hw *hw,
- u8 *mc_addr_list, u32 mc_addr_count)
-{
- u32 hash_value, hash_bit, hash_reg;
- int i;
-
- /* clear mta_shadow */
- memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
-
- /* update mta_shadow from mc_addr_list */
- for (i = 0; (u32) i < mc_addr_count; i++) {
- hash_value = igb_hash_mc_addr(hw, mc_addr_list);
-
- hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
- hash_bit = hash_value & 0x1F;
-
- hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
- mc_addr_list += (ETH_ALEN);
- }
-
- /* replace the entire MTA table */
- for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
- array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
- wrfl();
-}
-
-/**
* igb_hash_mc_addr - Generate a multicast hash value
* @hw: pointer to the HW structure
* @mc_addr: pointer to a multicast address
@@ -329,7 +294,7 @@ void igb_update_mc_addr_list(struct e1000_hw *hw,
* the multicast filter table array address and new table value. See
* igb_mta_set()
**/
-u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
+static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
{
u32 hash_value, hash_mask;
u8 bit_shift = 0;
@@ -392,6 +357,41 @@ u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
}
/**
+ * igb_update_mc_addr_list - Update Multicast addresses
+ * @hw: pointer to the HW structure
+ * @mc_addr_list: array of multicast addresses to program
+ * @mc_addr_count: number of multicast addresses to program
+ *
+ * Updates entire Multicast Table Array.
+ * The caller must have a packed mc_addr_list of multicast addresses.
+ **/
+void igb_update_mc_addr_list(struct e1000_hw *hw,
+ u8 *mc_addr_list, u32 mc_addr_count)
+{
+ u32 hash_value, hash_bit, hash_reg;
+ int i;
+
+ /* clear mta_shadow */
+ memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
+
+ /* update mta_shadow from mc_addr_list */
+ for (i = 0; (u32) i < mc_addr_count; i++) {
+ hash_value = igb_hash_mc_addr(hw, mc_addr_list);
+
+ hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
+ hash_bit = hash_value & 0x1F;
+
+ hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
+ mc_addr_list += (ETH_ALEN);
+ }
+
+ /* replace the entire MTA table */
+ for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
+ array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
+ wrfl();
+}
+
+/**
* igb_clear_hw_cntrs_base - Clear base hardware counters
* @hw: pointer to the HW structure
*
diff --git a/drivers/net/igb/e1000_mac.h b/drivers/net/igb/e1000_mac.h
index 7518af8cbbf..bca17d88241 100644
--- a/drivers/net/igb/e1000_mac.h
+++ b/drivers/net/igb/e1000_mac.h
@@ -88,6 +88,5 @@ enum e1000_mng_mode {
#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN 0x2
extern void e1000_init_function_pointers_82575(struct e1000_hw *hw);
-extern u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr);
#endif
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index d004c359244..b243ed3b0c3 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -34,6 +34,7 @@
#include <linux/interrupt.h>
#include <linux/if_ether.h>
#include <linux/ethtool.h>
+#include <linux/sched.h>
#include "igb.h"
@@ -731,7 +732,7 @@ static int igb_set_ringparam(struct net_device *netdev,
{
struct igb_adapter *adapter = netdev_priv(netdev);
struct igb_ring *temp_ring;
- int i, err;
+ int i, err = 0;
u32 new_rx_count, new_tx_count;
if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -751,18 +752,30 @@ static int igb_set_ringparam(struct net_device *netdev,
return 0;
}
+ while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
+ msleep(1);
+
+ if (!netif_running(adapter->netdev)) {
+ for (i = 0; i < adapter->num_tx_queues; i++)
+ adapter->tx_ring[i].count = new_tx_count;
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ adapter->rx_ring[i].count = new_rx_count;
+ adapter->tx_ring_count = new_tx_count;
+ adapter->rx_ring_count = new_rx_count;
+ goto clear_reset;
+ }
+
if (adapter->num_tx_queues > adapter->num_rx_queues)
temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
else
temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
- if (!temp_ring)
- return -ENOMEM;
- while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
- msleep(1);
+ if (!temp_ring) {
+ err = -ENOMEM;
+ goto clear_reset;
+ }
- if (netif_running(adapter->netdev))
- igb_down(adapter);
+ igb_down(adapter);
/*
* We can't just free everything and then setup again,
@@ -819,14 +832,11 @@ static int igb_set_ringparam(struct net_device *netdev,
adapter->rx_ring_count = new_rx_count;
}
-
- err = 0;
err_setup:
- if (netif_running(adapter->netdev))
- igb_up(adapter);
-
- clear_bit(__IGB_RESETTING, &adapter->state);
+ igb_up(adapter);
vfree(temp_ring);
+clear_reset:
+ clear_bit(__IGB_RESETTING, &adapter->state);
return err;
}
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index d2639c4a086..714c3a4a44e 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1246,12 +1246,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
if (err)
goto err_pci_reg;
- err = pci_enable_pcie_error_reporting(pdev);
- if (err) {
- dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
- "0x%x\n", err);
- /* non-fatal, continue */
- }
+ pci_enable_pcie_error_reporting(pdev);
pci_set_master(pdev);
pci_save_state(pdev);
@@ -1628,7 +1623,6 @@ static void __devexit igb_remove(struct pci_dev *pdev)
struct net_device *netdev = pci_get_drvdata(pdev);
struct igb_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
- int err;
/* flush_scheduled work may reschedule our watchdog task, so
* explicitly disable watchdog tasks from being rescheduled */
@@ -1682,10 +1676,7 @@ static void __devexit igb_remove(struct pci_dev *pdev)
free_netdev(netdev);
- err = pci_disable_pcie_error_reporting(pdev);
- if (err)
- dev_err(&pdev->dev,
- "pci_disable_pcie_error_reporting failed 0x%x\n", err);
+ pci_disable_pcie_error_reporting(pdev);
pci_disable_device(pdev);
}
@@ -3966,7 +3957,7 @@ static int igb_set_vf_multicasts(struct igb_adapter *adapter,
/* VFs are limited to using the MTA hash table for their multicast
* addresses */
for (i = 0; i < n; i++)
- vf_data->vf_mc_hashes[i] = hash_list[i];;
+ vf_data->vf_mc_hashes[i] = hash_list[i];
/* Flush and reset the mta with the new values */
igb_set_rx_mode(adapter->netdev);