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path: root/drivers/net/ixgbevf/ixgbevf_main.c
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Diffstat (limited to 'drivers/net/ixgbevf/ixgbevf_main.c')
-rw-r--r--drivers/net/ixgbevf/ixgbevf_main.c98
1 files changed, 29 insertions, 69 deletions
diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c
index 464e6c9..054ab05 100644
--- a/drivers/net/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ixgbevf/ixgbevf_main.c
@@ -49,9 +49,9 @@
char ixgbevf_driver_name[] = "ixgbevf";
static const char ixgbevf_driver_string[] =
- "Intel(R) 82599 Virtual Function";
+ "Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver";
-#define DRV_VERSION "1.0.19-k0"
+#define DRV_VERSION "2.0.0-k2"
const char ixgbevf_driver_version[] = DRV_VERSION;
static char ixgbevf_copyright[] =
"Copyright (c) 2009 - 2010 Intel Corporation.";
@@ -107,7 +107,7 @@ static inline void ixgbevf_release_rx_desc(struct ixgbe_hw *hw,
}
/*
- * ixgbe_set_ivar - set the IVAR registers, mapping interrupt causes to vectors
+ * ixgbevf_set_ivar - set IVAR registers - maps interrupt causes to vectors
* @adapter: pointer to adapter struct
* @direction: 0 for Rx, 1 for Tx, -1 for other causes
* @queue: queue to map the corresponding interrupt to
@@ -162,42 +162,6 @@ static void ixgbevf_unmap_and_free_tx_resource(struct ixgbevf_adapter *adapter,
/* tx_buffer_info must be completely set up in the transmit path */
}
-static inline bool ixgbevf_check_tx_hang(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *tx_ring,
- unsigned int eop)
-{
- struct ixgbe_hw *hw = &adapter->hw;
- u32 head, tail;
-
- /* Detect a transmit hang in hardware, this serializes the
- * check with the clearing of time_stamp and movement of eop */
- head = readl(hw->hw_addr + tx_ring->head);
- tail = readl(hw->hw_addr + tx_ring->tail);
- adapter->detect_tx_hung = false;
- if ((head != tail) &&
- tx_ring->tx_buffer_info[eop].time_stamp &&
- time_after(jiffies, tx_ring->tx_buffer_info[eop].time_stamp + HZ)) {
- /* detected Tx unit hang */
- union ixgbe_adv_tx_desc *tx_desc;
- tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop);
- printk(KERN_ERR "Detected Tx Unit Hang\n"
- " Tx Queue <%d>\n"
- " TDH, TDT <%x>, <%x>\n"
- " next_to_use <%x>\n"
- " next_to_clean <%x>\n"
- "tx_buffer_info[next_to_clean]\n"
- " time_stamp <%lx>\n"
- " jiffies <%lx>\n",
- tx_ring->queue_index,
- head, tail,
- tx_ring->next_to_use, eop,
- tx_ring->tx_buffer_info[eop].time_stamp, jiffies);
- return true;
- }
-
- return false;
-}
-
#define IXGBE_MAX_TXD_PWR 14
#define IXGBE_MAX_DATA_PER_TXD (1 << IXGBE_MAX_TXD_PWR)
@@ -293,16 +257,6 @@ static bool ixgbevf_clean_tx_irq(struct ixgbevf_adapter *adapter,
#endif
}
- if (adapter->detect_tx_hung) {
- if (ixgbevf_check_tx_hang(adapter, tx_ring, i)) {
- /* schedule immediate reset if we believe we hung */
- printk(KERN_INFO
- "tx hang %d detected, resetting adapter\n",
- adapter->tx_timeout_count + 1);
- ixgbevf_tx_timeout(adapter->netdev);
- }
- }
-
/* re-arm the interrupt */
if ((count >= tx_ring->work_limit) &&
(!test_bit(__IXGBEVF_DOWN, &adapter->state))) {
@@ -334,7 +288,6 @@ static void ixgbevf_receive_skb(struct ixgbevf_q_vector *q_vector,
struct ixgbevf_adapter *adapter = q_vector->adapter;
bool is_vlan = (status & IXGBE_RXD_STAT_VP);
u16 tag = le16_to_cpu(rx_desc->wb.upper.vlan);
- int ret;
if (!(adapter->flags & IXGBE_FLAG_IN_NETPOLL)) {
if (adapter->vlgrp && is_vlan)
@@ -345,9 +298,9 @@ static void ixgbevf_receive_skb(struct ixgbevf_q_vector *q_vector,
napi_gro_receive(&q_vector->napi, skb);
} else {
if (adapter->vlgrp && is_vlan)
- ret = vlan_hwaccel_rx(skb, adapter->vlgrp, tag);
+ vlan_hwaccel_rx(skb, adapter->vlgrp, tag);
else
- ret = netif_rx(skb);
+ netif_rx(skb);
}
}
@@ -1017,7 +970,7 @@ static irqreturn_t ixgbevf_msix_clean_tx(int irq, void *data)
}
/**
- * ixgbe_msix_clean_rx - single unshared vector rx clean (all queues)
+ * ixgbevf_msix_clean_rx - single unshared vector rx clean (all queues)
* @irq: unused
* @data: pointer to our q_vector struct for this interrupt vector
**/
@@ -1665,6 +1618,11 @@ static int ixgbevf_up_complete(struct ixgbevf_adapter *adapter)
j = adapter->rx_ring[i].reg_idx;
rxdctl = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(j));
rxdctl |= IXGBE_RXDCTL_ENABLE;
+ if (hw->mac.type == ixgbe_mac_X540_vf) {
+ rxdctl &= ~IXGBE_RXDCTL_RLPMLMASK;
+ rxdctl |= ((netdev->mtu + ETH_HLEN + ETH_FCS_LEN) |
+ IXGBE_RXDCTL_RLPML_EN);
+ }
IXGBE_WRITE_REG(hw, IXGBE_VFRXDCTL(j), rxdctl);
ixgbevf_rx_desc_queue_enable(adapter, i);
}
@@ -1967,7 +1925,7 @@ static void ixgbevf_acquire_msix_vectors(struct ixgbevf_adapter *adapter,
}
/*
- * ixgbe_set_num_queues: Allocate queues for device, feature dependant
+ * ixgbevf_set_num_queues: Allocate queues for device, feature dependant
* @adapter: board private structure to initialize
*
* This is the top level queue allocation routine. The order here is very
@@ -2216,7 +2174,7 @@ static int __devinit ixgbevf_sw_init(struct ixgbevf_adapter *adapter)
hw->vendor_id = pdev->vendor;
hw->device_id = pdev->device;
- pci_read_config_byte(pdev, PCI_REVISION_ID, &hw->revision_id);
+ hw->revision_id = pdev->revision;
hw->subsystem_vendor_id = pdev->subsystem_vendor;
hw->subsystem_device_id = pdev->subsystem_device;
@@ -2410,9 +2368,6 @@ static void ixgbevf_watchdog_task(struct work_struct *work)
10 : 1);
netif_carrier_on(netdev);
netif_tx_wake_all_queues(netdev);
- } else {
- /* Force detection of hung controller */
- adapter->detect_tx_hung = true;
}
} else {
adapter->link_up = false;
@@ -2427,9 +2382,6 @@ static void ixgbevf_watchdog_task(struct work_struct *work)
ixgbevf_update_stats(adapter);
pf_has_reset:
- /* Force detection of hung controller every watchdog period */
- adapter->detect_tx_hung = true;
-
/* Reset the timer */
if (!test_bit(__IXGBEVF_DOWN, &adapter->state))
mod_timer(&adapter->watchdog_timer,
@@ -3217,10 +3169,16 @@ static int ixgbevf_set_mac(struct net_device *netdev, void *p)
static int ixgbevf_change_mtu(struct net_device *netdev, int new_mtu)
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
+ struct ixgbe_hw *hw = &adapter->hw;
int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN;
+ int max_possible_frame = MAXIMUM_ETHERNET_VLAN_SIZE;
+ u32 msg[2];
+
+ if (adapter->hw.mac.type == ixgbe_mac_X540_vf)
+ max_possible_frame = IXGBE_MAX_JUMBO_FRAME_SIZE;
/* MTU < 68 is an error and causes problems on some kernels */
- if ((new_mtu < 68) || (max_frame > MAXIMUM_ETHERNET_VLAN_SIZE))
+ if ((new_mtu < 68) || (max_frame > max_possible_frame))
return -EINVAL;
hw_dbg(&adapter->hw, "changing MTU from %d to %d\n",
@@ -3228,6 +3186,10 @@ static int ixgbevf_change_mtu(struct net_device *netdev, int new_mtu)
/* must set new MTU before calling down or up */
netdev->mtu = new_mtu;
+ msg[0] = IXGBE_VF_SET_LPE;
+ msg[1] = max_frame;
+ hw->mbx.ops.write_posted(hw, msg, 2);
+
if (netif_running(netdev))
ixgbevf_reinit_locked(adapter);
@@ -3272,8 +3234,6 @@ static const struct net_device_ops ixgbe_netdev_ops = {
static void ixgbevf_assign_netdev_ops(struct net_device *dev)
{
- struct ixgbevf_adapter *adapter;
- adapter = netdev_priv(dev);
dev->netdev_ops = &ixgbe_netdev_ops;
ixgbevf_set_ethtool_ops(dev);
dev->watchdog_timeo = 5 * HZ;
@@ -3519,9 +3479,9 @@ static struct pci_driver ixgbevf_driver = {
};
/**
- * ixgbe_init_module - Driver Registration Routine
+ * ixgbevf_init_module - Driver Registration Routine
*
- * ixgbe_init_module is the first routine called when the driver is
+ * ixgbevf_init_module is the first routine called when the driver is
* loaded. All it does is register with the PCI subsystem.
**/
static int __init ixgbevf_init_module(void)
@@ -3539,9 +3499,9 @@ static int __init ixgbevf_init_module(void)
module_init(ixgbevf_init_module);
/**
- * ixgbe_exit_module - Driver Exit Cleanup Routine
+ * ixgbevf_exit_module - Driver Exit Cleanup Routine
*
- * ixgbe_exit_module is called just before the driver is removed
+ * ixgbevf_exit_module is called just before the driver is removed
* from memory.
**/
static void __exit ixgbevf_exit_module(void)
@@ -3551,7 +3511,7 @@ static void __exit ixgbevf_exit_module(void)
#ifdef DEBUG
/**
- * ixgbe_get_hw_dev_name - return device name string
+ * ixgbevf_get_hw_dev_name - return device name string
* used by hardware layer to print debugging information
**/
char *ixgbevf_get_hw_dev_name(struct ixgbe_hw *hw)
generated by cgit v1.1 at 2024-05-06 20:23:37 +0000