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path: root/drivers/net/igbvf/netdev.c
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Diffstat (limited to 'drivers/net/igbvf/netdev.c')
-rw-r--r--drivers/net/igbvf/netdev.c96
1 files changed, 20 insertions, 76 deletions
diff --git a/drivers/net/igbvf/netdev.c b/drivers/net/igbvf/netdev.c
index 28af019c97bb..6ccc32fd7338 100644
--- a/drivers/net/igbvf/netdev.c
+++ b/drivers/net/igbvf/netdev.c
@@ -1,7 +1,7 @@
/*******************************************************************************
Intel(R) 82576 Virtual Function Linux driver
- Copyright(c) 2009 Intel Corporation.
+ Copyright(c) 2009 - 2010 Intel Corporation.
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
@@ -44,12 +44,13 @@
#include "igbvf.h"
-#define DRV_VERSION "1.0.0-k0"
+#define DRV_VERSION "1.0.8-k0"
char igbvf_driver_name[] = "igbvf";
const char igbvf_driver_version[] = DRV_VERSION;
static const char igbvf_driver_string[] =
"Intel(R) Virtual Function Network Driver";
-static const char igbvf_copyright[] = "Copyright (c) 2009 Intel Corporation.";
+static const char igbvf_copyright[] =
+ "Copyright (c) 2009 - 2010 Intel Corporation.";
static int igbvf_poll(struct napi_struct *napi, int budget);
static void igbvf_reset(struct igbvf_adapter *);
@@ -63,8 +64,16 @@ static struct igbvf_info igbvf_vf_info = {
.init_ops = e1000_init_function_pointers_vf,
};
+static struct igbvf_info igbvf_i350_vf_info = {
+ .mac = e1000_vfadapt_i350,
+ .flags = 0,
+ .pba = 10,
+ .init_ops = e1000_init_function_pointers_vf,
+};
+
static const struct igbvf_info *igbvf_info_tbl[] = {
[board_vf] = &igbvf_vf_info,
+ [board_i350_vf] = &igbvf_i350_vf_info,
};
/**
@@ -387,35 +396,6 @@ static void igbvf_put_txbuf(struct igbvf_adapter *adapter,
buffer_info->time_stamp = 0;
}
-static void igbvf_print_tx_hang(struct igbvf_adapter *adapter)
-{
- struct igbvf_ring *tx_ring = adapter->tx_ring;
- unsigned int i = tx_ring->next_to_clean;
- unsigned int eop = tx_ring->buffer_info[i].next_to_watch;
- union e1000_adv_tx_desc *eop_desc = IGBVF_TX_DESC_ADV(*tx_ring, eop);
-
- /* detected Tx unit hang */
- dev_err(&adapter->pdev->dev,
- "Detected Tx Unit Hang:\n"
- " TDH <%x>\n"
- " TDT <%x>\n"
- " next_to_use <%x>\n"
- " next_to_clean <%x>\n"
- "buffer_info[next_to_clean]:\n"
- " time_stamp <%lx>\n"
- " next_to_watch <%x>\n"
- " jiffies <%lx>\n"
- " next_to_watch.status <%x>\n",
- readl(adapter->hw.hw_addr + tx_ring->head),
- readl(adapter->hw.hw_addr + tx_ring->tail),
- tx_ring->next_to_use,
- tx_ring->next_to_clean,
- tx_ring->buffer_info[eop].time_stamp,
- eop,
- jiffies,
- eop_desc->wb.status);
-}
-
/**
* igbvf_setup_tx_resources - allocate Tx resources (Descriptors)
* @adapter: board private structure
@@ -429,10 +409,9 @@ int igbvf_setup_tx_resources(struct igbvf_adapter *adapter,
int size;
size = sizeof(struct igbvf_buffer) * tx_ring->count;
- tx_ring->buffer_info = vmalloc(size);
+ tx_ring->buffer_info = vzalloc(size);
if (!tx_ring->buffer_info)
goto err;
- memset(tx_ring->buffer_info, 0, size);
/* round up to nearest 4K */
tx_ring->size = tx_ring->count * sizeof(union e1000_adv_tx_desc);
@@ -469,10 +448,9 @@ int igbvf_setup_rx_resources(struct igbvf_adapter *adapter,
int size, desc_len;
size = sizeof(struct igbvf_buffer) * rx_ring->count;
- rx_ring->buffer_info = vmalloc(size);
+ rx_ring->buffer_info = vzalloc(size);
if (!rx_ring->buffer_info)
goto err;
- memset(rx_ring->buffer_info, 0, size);
desc_len = sizeof(union e1000_adv_rx_desc);
@@ -764,7 +742,6 @@ static void igbvf_set_itr(struct igbvf_adapter *adapter)
static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring)
{
struct igbvf_adapter *adapter = tx_ring->adapter;
- struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
struct igbvf_buffer *buffer_info;
struct sk_buff *skb;
@@ -825,22 +802,6 @@ static bool igbvf_clean_tx_irq(struct igbvf_ring *tx_ring)
}
}
- if (adapter->detect_tx_hung) {
- /* Detect a transmit hang in hardware, this serializes the
- * check with the clearing of time_stamp and movement of i */
- adapter->detect_tx_hung = false;
- if (tx_ring->buffer_info[i].time_stamp &&
- time_after(jiffies, tx_ring->buffer_info[i].time_stamp +
- (adapter->tx_timeout_factor * HZ)) &&
- !(er32(STATUS) & E1000_STATUS_TXOFF)) {
-
- tx_desc = IGBVF_TX_DESC_ADV(*tx_ring, i);
- /* detected Tx unit hang */
- igbvf_print_tx_hang(adapter);
-
- netif_stop_queue(netdev);
- }
- }
adapter->net_stats.tx_bytes += total_bytes;
adapter->net_stats.tx_packets += total_packets;
return count < tx_ring->count;
@@ -1851,26 +1812,11 @@ static void igbvf_watchdog_task(struct work_struct *work)
if (link) {
if (!netif_carrier_ok(netdev)) {
- bool txb2b = 1;
-
mac->ops.get_link_up_info(&adapter->hw,
&adapter->link_speed,
&adapter->link_duplex);
igbvf_print_link_info(adapter);
- /* adjust timeout factor according to speed/duplex */
- adapter->tx_timeout_factor = 1;
- switch (adapter->link_speed) {
- case SPEED_10:
- txb2b = 0;
- adapter->tx_timeout_factor = 16;
- break;
- case SPEED_100:
- txb2b = 0;
- /* maybe add some timeout factor ? */
- break;
- }
-
netif_carrier_on(netdev);
netif_wake_queue(netdev);
}
@@ -1904,9 +1850,6 @@ static void igbvf_watchdog_task(struct work_struct *work)
/* Cause software interrupt to ensure Rx ring is cleaned */
ew32(EICS, adapter->rx_ring->eims_value);
- /* Force detection of hung controller every watchdog period */
- adapter->detect_tx_hung = 1;
-
/* Reset the timer */
if (!test_bit(__IGBVF_DOWN, &adapter->state))
mod_timer(&adapter->watchdog_timer,
@@ -2696,8 +2639,7 @@ static int __devinit igbvf_probe(struct pci_dev *pdev,
hw->device_id = pdev->device;
hw->subsystem_vendor_id = pdev->subsystem_vendor;
hw->subsystem_device_id = pdev->subsystem_device;
-
- pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
+ hw->revision_id = pdev->revision;
err = -EIO;
adapter->hw.hw_addr = ioremap(pci_resource_start(pdev, 0),
@@ -2830,13 +2772,14 @@ static void __devexit igbvf_remove(struct pci_dev *pdev)
struct e1000_hw *hw = &adapter->hw;
/*
- * flush_scheduled work may reschedule our watchdog task, so
- * explicitly disable watchdog tasks from being rescheduled
+ * The watchdog timer may be rescheduled, so explicitly
+ * disable it from being rescheduled.
*/
set_bit(__IGBVF_DOWN, &adapter->state);
del_timer_sync(&adapter->watchdog_timer);
- flush_scheduled_work();
+ cancel_work_sync(&adapter->reset_task);
+ cancel_work_sync(&adapter->watchdog_task);
unregister_netdev(netdev);
@@ -2869,6 +2812,7 @@ static struct pci_error_handlers igbvf_err_handler = {
static DEFINE_PCI_DEVICE_TABLE(igbvf_pci_tbl) = {
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_VF), board_vf },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_I350_VF), board_i350_vf },
{ } /* terminate list */
};
MODULE_DEVICE_TABLE(pci, igbvf_pci_tbl);
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-04 02:17:20 +0000