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path: root/drivers/net/e1000/e1000_main.c
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Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
-rw-r--r--drivers/net/e1000/e1000_main.c154
1 files changed, 92 insertions, 62 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 2ab9f96f5da..3f6a752700a 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -36,7 +36,7 @@ static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
#else
#define DRIVERNAPI "-NAPI"
#endif
-#define DRV_VERSION "7.1.9-k4"DRIVERNAPI
+#define DRV_VERSION "7.2.7-k2"DRIVERNAPI
char e1000_driver_version[] = DRV_VERSION;
static char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";
@@ -99,6 +99,7 @@ static struct pci_device_id e1000_pci_tbl[] = {
INTEL_E1000_ETHERNET_DEVICE(0x1098),
INTEL_E1000_ETHERNET_DEVICE(0x1099),
INTEL_E1000_ETHERNET_DEVICE(0x109A),
+ INTEL_E1000_ETHERNET_DEVICE(0x10A4),
INTEL_E1000_ETHERNET_DEVICE(0x10B5),
INTEL_E1000_ETHERNET_DEVICE(0x10B9),
INTEL_E1000_ETHERNET_DEVICE(0x10BA),
@@ -245,7 +246,7 @@ e1000_init_module(void)
printk(KERN_INFO "%s\n", e1000_copyright);
- ret = pci_module_init(&e1000_driver);
+ ret = pci_register_driver(&e1000_driver);
return ret;
}
@@ -485,7 +486,7 @@ e1000_up(struct e1000_adapter *adapter)
*
**/
-static void e1000_power_up_phy(struct e1000_adapter *adapter)
+void e1000_power_up_phy(struct e1000_adapter *adapter)
{
uint16_t mii_reg = 0;
@@ -682,9 +683,9 @@ e1000_probe(struct pci_dev *pdev,
unsigned long flash_start, flash_len;
static int cards_found = 0;
- static int e1000_ksp3_port_a = 0; /* global ksp3 port a indication */
+ static int global_quad_port_a = 0; /* global ksp3 port a indication */
int i, err, pci_using_dac;
- uint16_t eeprom_data;
+ uint16_t eeprom_data = 0;
uint16_t eeprom_apme_mask = E1000_EEPROM_APME;
if ((err = pci_enable_device(pdev)))
return err;
@@ -696,21 +697,20 @@ e1000_probe(struct pci_dev *pdev,
if ((err = pci_set_dma_mask(pdev, DMA_32BIT_MASK)) &&
(err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))) {
E1000_ERR("No usable DMA configuration, aborting\n");
- return err;
+ goto err_dma;
}
pci_using_dac = 0;
}
if ((err = pci_request_regions(pdev, e1000_driver_name)))
- return err;
+ goto err_pci_reg;
pci_set_master(pdev);
+ err = -ENOMEM;
netdev = alloc_etherdev(sizeof(struct e1000_adapter));
- if (!netdev) {
- err = -ENOMEM;
+ if (!netdev)
goto err_alloc_etherdev;
- }
SET_MODULE_OWNER(netdev);
SET_NETDEV_DEV(netdev, &pdev->dev);
@@ -725,11 +725,10 @@ e1000_probe(struct pci_dev *pdev,
mmio_start = pci_resource_start(pdev, BAR_0);
mmio_len = pci_resource_len(pdev, BAR_0);
+ err = -EIO;
adapter->hw.hw_addr = ioremap(mmio_start, mmio_len);
- if (!adapter->hw.hw_addr) {
- err = -EIO;
+ if (!adapter->hw.hw_addr)
goto err_ioremap;
- }
for (i = BAR_1; i <= BAR_5; i++) {
if (pci_resource_len(pdev, i) == 0)
@@ -774,6 +773,7 @@ e1000_probe(struct pci_dev *pdev,
if ((err = e1000_sw_init(adapter)))
goto err_sw_init;
+ err = -EIO;
/* Flash BAR mapping must happen after e1000_sw_init
* because it depends on mac_type */
if ((adapter->hw.mac_type == e1000_ich8lan) &&
@@ -781,24 +781,13 @@ e1000_probe(struct pci_dev *pdev,
flash_start = pci_resource_start(pdev, 1);
flash_len = pci_resource_len(pdev, 1);
adapter->hw.flash_address = ioremap(flash_start, flash_len);
- if (!adapter->hw.flash_address) {
- err = -EIO;
+ if (!adapter->hw.flash_address)
goto err_flashmap;
- }
}
- if ((err = e1000_check_phy_reset_block(&adapter->hw)))
+ if (e1000_check_phy_reset_block(&adapter->hw))
DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n");
- /* if ksp3, indicate if it's port a being setup */
- if (pdev->device == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 &&
- e1000_ksp3_port_a == 0)
- adapter->ksp3_port_a = 1;
- e1000_ksp3_port_a++;
- /* Reset for multiple KP3 adapters */
- if (e1000_ksp3_port_a == 4)
- e1000_ksp3_port_a = 0;
-
if (adapter->hw.mac_type >= e1000_82543) {
netdev->features = NETIF_F_SG |
NETIF_F_HW_CSUM |
@@ -830,7 +819,7 @@ e1000_probe(struct pci_dev *pdev,
if (e1000_init_eeprom_params(&adapter->hw)) {
E1000_ERR("EEPROM initialization failed\n");
- return -EIO;
+ goto err_eeprom;
}
/* before reading the EEPROM, reset the controller to
@@ -842,7 +831,6 @@ e1000_probe(struct pci_dev *pdev,
if (e1000_validate_eeprom_checksum(&adapter->hw) < 0) {
DPRINTK(PROBE, ERR, "The EEPROM Checksum Is Not Valid\n");
- err = -EIO;
goto err_eeprom;
}
@@ -855,12 +843,9 @@ e1000_probe(struct pci_dev *pdev,
if (!is_valid_ether_addr(netdev->perm_addr)) {
DPRINTK(PROBE, ERR, "Invalid MAC Address\n");
- err = -EIO;
goto err_eeprom;
}
- e1000_read_part_num(&adapter->hw, &(adapter->part_num));
-
e1000_get_bus_info(&adapter->hw);
init_timer(&adapter->tx_fifo_stall_timer);
@@ -921,7 +906,38 @@ e1000_probe(struct pci_dev *pdev,
break;
}
if (eeprom_data & eeprom_apme_mask)
- adapter->wol |= E1000_WUFC_MAG;
+ adapter->eeprom_wol |= E1000_WUFC_MAG;
+
+ /* now that we have the eeprom settings, apply the special cases
+ * where the eeprom may be wrong or the board simply won't support
+ * wake on lan on a particular port */
+ switch (pdev->device) {
+ case E1000_DEV_ID_82546GB_PCIE:
+ adapter->eeprom_wol = 0;
+ break;
+ case E1000_DEV_ID_82546EB_FIBER:
+ case E1000_DEV_ID_82546GB_FIBER:
+ case E1000_DEV_ID_82571EB_FIBER:
+ /* Wake events only supported on port A for dual fiber
+ * regardless of eeprom setting */
+ if (E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_FUNC_1)
+ adapter->eeprom_wol = 0;
+ break;
+ case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
+ case E1000_DEV_ID_82571EB_QUAD_COPPER:
+ /* if quad port adapter, disable WoL on all but port A */
+ if (global_quad_port_a != 0)
+ adapter->eeprom_wol = 0;
+ else
+ adapter->quad_port_a = 1;
+ /* Reset for multiple quad port adapters */
+ if (++global_quad_port_a == 4)
+ global_quad_port_a = 0;
+ break;
+ }
+
+ /* initialize the wol settings based on the eeprom settings */
+ adapter->wol = adapter->eeprom_wol;
/* print bus type/speed/width info */
{
@@ -964,16 +980,33 @@ e1000_probe(struct pci_dev *pdev,
return 0;
err_register:
+ e1000_release_hw_control(adapter);
+err_eeprom:
+ if (!e1000_check_phy_reset_block(&adapter->hw))
+ e1000_phy_hw_reset(&adapter->hw);
+
if (adapter->hw.flash_address)
iounmap(adapter->hw.flash_address);
err_flashmap:
+#ifdef CONFIG_E1000_NAPI
+ for (i = 0; i < adapter->num_rx_queues; i++)
+ dev_put(&adapter->polling_netdev[i]);
+#endif
+
+ kfree(adapter->tx_ring);
+ kfree(adapter->rx_ring);
+#ifdef CONFIG_E1000_NAPI
+ kfree(adapter->polling_netdev);
+#endif
err_sw_init:
-err_eeprom:
iounmap(adapter->hw.hw_addr);
err_ioremap:
free_netdev(netdev);
err_alloc_etherdev:
pci_release_regions(pdev);
+err_pci_reg:
+err_dma:
+ pci_disable_device(pdev);
return err;
}
@@ -1208,7 +1241,7 @@ e1000_open(struct net_device *netdev)
err = e1000_request_irq(adapter);
if (err)
- goto err_up;
+ goto err_req_irq;
e1000_power_up_phy(adapter);
@@ -1229,6 +1262,9 @@ e1000_open(struct net_device *netdev)
return E1000_SUCCESS;
err_up:
+ e1000_power_down_phy(adapter);
+ e1000_free_irq(adapter);
+err_req_irq:
e1000_free_all_rx_resources(adapter);
err_setup_rx:
e1000_free_all_tx_resources(adapter);
@@ -1381,10 +1417,6 @@ setup_tx_desc_die:
* (Descriptors) for all queues
* @adapter: board private structure
*
- * If this function returns with an error, then it's possible one or
- * more of the rings is populated (while the rest are not). It is the
- * callers duty to clean those orphaned rings.
- *
* Return 0 on success, negative on failure
**/
@@ -1398,6 +1430,9 @@ e1000_setup_all_tx_resources(struct e1000_adapter *adapter)
if (err) {
DPRINTK(PROBE, ERR,
"Allocation for Tx Queue %u failed\n", i);
+ for (i-- ; i >= 0; i--)
+ e1000_free_tx_resources(adapter,
+ &adapter->tx_ring[i]);
break;
}
}
@@ -1499,8 +1534,6 @@ e1000_configure_tx(struct e1000_adapter *adapter)
} else if (hw->mac_type == e1000_80003es2lan) {
tarc = E1000_READ_REG(hw, TARC0);
tarc |= 1;
- if (hw->media_type == e1000_media_type_internal_serdes)
- tarc |= (1 << 20);
E1000_WRITE_REG(hw, TARC0, tarc);
tarc = E1000_READ_REG(hw, TARC1);
tarc |= 1;
@@ -1639,10 +1672,6 @@ setup_rx_desc_die:
* (Descriptors) for all queues
* @adapter: board private structure
*
- * If this function returns with an error, then it's possible one or
- * more of the rings is populated (while the rest are not). It is the
- * callers duty to clean those orphaned rings.
- *
* Return 0 on success, negative on failure
**/
@@ -1656,6 +1685,9 @@ e1000_setup_all_rx_resources(struct e1000_adapter *adapter)
if (err) {
DPRINTK(PROBE, ERR,
"Allocation for Rx Queue %u failed\n", i);
+ for (i-- ; i >= 0; i--)
+ e1000_free_rx_resources(adapter,
+ &adapter->rx_ring[i]);
break;
}
}
@@ -2442,10 +2474,9 @@ e1000_watchdog(unsigned long data)
* disable receives in the ISR and
* reset device here in the watchdog
*/
- if (adapter->hw.mac_type == e1000_80003es2lan) {
+ if (adapter->hw.mac_type == e1000_80003es2lan)
/* reset device */
schedule_work(&adapter->reset_task);
- }
}
e1000_smartspeed(adapter);
@@ -2545,7 +2576,7 @@ e1000_tso(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
cmd_length = E1000_TXD_CMD_IP;
ipcse = skb->h.raw - skb->data - 1;
#ifdef NETIF_F_TSO_IPV6
- } else if (skb->protocol == ntohs(ETH_P_IPV6)) {
+ } else if (skb->protocol == htons(ETH_P_IPV6)) {
skb->nh.ipv6h->payload_len = 0;
skb->h.th->check =
~csum_ipv6_magic(&skb->nh.ipv6h->saddr,
@@ -3680,7 +3711,7 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter,
E1000_DBG("%s: Receive packet consumed multiple"
" buffers\n", netdev->name);
/* recycle */
- buffer_info-> skb = skb;
+ buffer_info->skb = skb;
goto next_desc;
}
@@ -3711,7 +3742,6 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter,
netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
if (new_skb) {
skb_reserve(new_skb, NET_IP_ALIGN);
- new_skb->dev = netdev;
memcpy(new_skb->data - NET_IP_ALIGN,
skb->data - NET_IP_ALIGN,
length + NET_IP_ALIGN);
@@ -3978,13 +4008,13 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
buffer_info = &rx_ring->buffer_info[i];
while (cleaned_count--) {
- if (!(skb = buffer_info->skb))
- skb = netdev_alloc_skb(netdev, bufsz);
- else {
+ skb = buffer_info->skb;
+ if (skb) {
skb_trim(skb, 0);
goto map_skb;
}
+ skb = netdev_alloc_skb(netdev, bufsz);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
@@ -4009,10 +4039,10 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
dev_kfree_skb(skb);
dev_kfree_skb(oldskb);
break; /* while !buffer_info->skb */
- } else {
- /* Use new allocation */
- dev_kfree_skb(oldskb);
}
+
+ /* Use new allocation */
+ dev_kfree_skb(oldskb);
}
/* Make buffer alignment 2 beyond a 16 byte boundary
* this will result in a 16 byte aligned IP header after
@@ -4020,8 +4050,6 @@ e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
*/
skb_reserve(skb, NET_IP_ALIGN);
- skb->dev = netdev;
-
buffer_info->skb = skb;
buffer_info->length = adapter->rx_buffer_len;
map_skb:
@@ -4135,8 +4163,6 @@ e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
*/
skb_reserve(skb, NET_IP_ALIGN);
- skb->dev = netdev;
-
buffer_info->skb = skb;
buffer_info->length = adapter->rx_ps_bsize0;
buffer_info->dma = pci_map_single(pdev, skb->data,
@@ -4628,7 +4654,7 @@ e1000_suspend(struct pci_dev *pdev, pm_message_t state)
e1000_set_multi(netdev);
/* turn on all-multi mode if wake on multicast is enabled */
- if (adapter->wol & E1000_WUFC_MC) {
+ if (wufc & E1000_WUFC_MC) {
rctl = E1000_READ_REG(&adapter->hw, RCTL);
rctl |= E1000_RCTL_MPE;
E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
@@ -4700,11 +4726,14 @@ e1000_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
- uint32_t manc, ret_val;
+ uint32_t manc, err;
pci_set_power_state(pdev, PCI_D0);
e1000_pci_restore_state(adapter);
- ret_val = pci_enable_device(pdev);
+ if ((err = pci_enable_device(pdev))) {
+ printk(KERN_ERR "e1000: Cannot enable PCI device from suspend\n");
+ return err;
+ }
pci_set_master(pdev);
pci_enable_wake(pdev, PCI_D3hot, 0);
@@ -4782,6 +4811,7 @@ static pci_ers_result_t e1000_io_error_detected(struct pci_dev *pdev, pci_channe
if (netif_running(netdev))
e1000_down(adapter);
+ pci_disable_device(pdev);
/* Request a slot slot reset. */
return PCI_ERS_RESULT_NEED_RESET;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-13 10:17:14 +0000