#include "e1000.h"
-#define DRV_VERSION "0.3.3.4-k2"
+#define DRV_VERSION "1.0.2-k2"
char e1000e_driver_name[] = "e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
[board_ich8lan] = &e1000_ich8_info,
[board_ich9lan] = &e1000_ich9_info,
[board_ich10lan] = &e1000_ich10_info,
+ [board_pchlan] = &e1000_pch_info,
};
#ifdef DEBUG
struct e1000_buffer *buffer_info;
struct sk_buff *skb;
unsigned int i;
- unsigned int bufsz = adapter->rx_buffer_len + NET_IP_ALIGN;
+ unsigned int bufsz = adapter->rx_buffer_len;
i = rx_ring->next_to_use;
buffer_info = &rx_ring->buffer_info[i];
goto map_skb;
}
- skb = netdev_alloc_skb(netdev, bufsz);
+ skb = netdev_alloc_skb_ip_align(netdev, bufsz);
if (!skb) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
break;
}
- /*
- * Make buffer alignment 2 beyond a 16 byte boundary
- * this will result in a 16 byte aligned IP header after
- * the 14 byte MAC header is removed
- */
- skb_reserve(skb, NET_IP_ALIGN);
-
buffer_info->skb = skb;
map_skb:
buffer_info->dma = pci_map_single(pdev, skb->data,
cpu_to_le64(ps_page->dma);
}
- skb = netdev_alloc_skb(netdev,
- adapter->rx_ps_bsize0 + NET_IP_ALIGN);
+ skb = netdev_alloc_skb_ip_align(netdev,
+ adapter->rx_ps_bsize0);
if (!skb) {
adapter->alloc_rx_buff_failed++;
break;
}
- /*
- * Make buffer alignment 2 beyond a 16 byte boundary
- * this will result in a 16 byte aligned IP header after
- * the 14 byte MAC header is removed
- */
- skb_reserve(skb, NET_IP_ALIGN);
-
buffer_info->skb = skb;
buffer_info->dma = pci_map_single(pdev, skb->data,
adapter->rx_ps_bsize0,
struct e1000_buffer *buffer_info;
struct sk_buff *skb;
unsigned int i;
- unsigned int bufsz = 256 -
- 16 /* for skb_reserve */ -
- NET_IP_ALIGN;
+ unsigned int bufsz = 256 - 16 /* for skb_reserve */;
i = rx_ring->next_to_use;
buffer_info = &rx_ring->buffer_info[i];
goto check_page;
}
- skb = netdev_alloc_skb(netdev, bufsz);
+ skb = netdev_alloc_skb_ip_align(netdev, bufsz);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->alloc_rx_buff_failed++;
break;
}
- /* Make buffer alignment 2 beyond a 16 byte boundary
- * this will result in a 16 byte aligned IP header after
- * the 14 byte MAC header is removed
- */
- skb_reserve(skb, NET_IP_ALIGN);
-
buffer_info->skb = skb;
check_page:
/* allocate a new page if necessary */
*/
if (length < copybreak) {
struct sk_buff *new_skb =
- netdev_alloc_skb(netdev, length + NET_IP_ALIGN);
+ netdev_alloc_skb_ip_align(netdev, length);
if (new_skb) {
- skb_reserve(new_skb, NET_IP_ALIGN);
skb_copy_to_linear_data_offset(new_skb,
-NET_IP_ALIGN,
(skb->data -
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
- adapter->net_stats.rx_bytes += total_rx_bytes;
- adapter->net_stats.rx_packets += total_rx_packets;
+ netdev->stats.rx_bytes += total_rx_bytes;
+ netdev->stats.rx_packets += total_rx_packets;
return cleaned;
}
struct e1000_buffer *buffer_info;
unsigned int i, eop;
unsigned int count = 0;
- bool cleaned = 0;
unsigned int total_tx_bytes = 0, total_tx_packets = 0;
i = tx_ring->next_to_clean;
eop = tx_ring->buffer_info[i].next_to_watch;
eop_desc = E1000_TX_DESC(*tx_ring, eop);
- while (eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) {
- for (cleaned = 0; !cleaned; ) {
+ while ((eop_desc->upper.data & cpu_to_le32(E1000_TXD_STAT_DD)) &&
+ (count < tx_ring->count)) {
+ bool cleaned = false;
+ for (; !cleaned; count++) {
tx_desc = E1000_TX_DESC(*tx_ring, i);
buffer_info = &tx_ring->buffer_info[i];
cleaned = (i == eop);
eop = tx_ring->buffer_info[i].next_to_watch;
eop_desc = E1000_TX_DESC(*tx_ring, eop);
-#define E1000_TX_WEIGHT 64
- /* weight of a sort for tx, to avoid endless transmit cleanup */
- if (count++ == E1000_TX_WEIGHT)
- break;
}
tx_ring->next_to_clean = i;
#define TX_WAKE_THRESHOLD 32
- if (cleaned && netif_carrier_ok(netdev) &&
- e1000_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD) {
+ if (count && netif_carrier_ok(netdev) &&
+ e1000_desc_unused(tx_ring) >= TX_WAKE_THRESHOLD) {
/* Make sure that anybody stopping the queue after this
* sees the new next_to_clean.
*/
/* Detect a transmit hang in hardware, this serializes the
* check with the clearing of time_stamp and movement of i */
adapter->detect_tx_hung = 0;
- if (tx_ring->buffer_info[eop].time_stamp &&
- time_after(jiffies, tx_ring->buffer_info[eop].time_stamp
+ 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)) {
e1000_print_tx_hang(adapter);
}
adapter->total_tx_bytes += total_tx_bytes;
adapter->total_tx_packets += total_tx_packets;
- adapter->net_stats.tx_bytes += total_tx_bytes;
- adapter->net_stats.tx_packets += total_tx_packets;
- return cleaned;
+ netdev->stats.tx_bytes += total_tx_bytes;
+ netdev->stats.tx_packets += total_tx_packets;
+ return (count < tx_ring->count);
}
/**
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
- adapter->net_stats.rx_bytes += total_rx_bytes;
- adapter->net_stats.rx_packets += total_rx_packets;
+ netdev->stats.rx_bytes += total_rx_bytes;
+ netdev->stats.rx_packets += total_rx_packets;
return cleaned;
}
adapter->total_rx_bytes += total_rx_bytes;
adapter->total_rx_packets += total_rx_packets;
- adapter->net_stats.rx_bytes += total_rx_bytes;
- adapter->net_stats.rx_packets += total_rx_packets;
+ netdev->stats.rx_bytes += total_rx_bytes;
+ netdev->stats.rx_packets += total_rx_packets;
return cleaned;
}
struct e1000_hw *hw = &adapter->hw;
u32 rctl, icr = er32(ICR);
- if (!icr)
+ if (!icr || test_bit(__E1000_DOWN, &adapter->state))
return IRQ_NONE; /* Not our interrupt */
/*
u32 icr = er32(ICR);
if (!(icr & E1000_ICR_INT_ASSERTED)) {
- ew32(IMS, E1000_IMS_OTHER);
+ if (!test_bit(__E1000_DOWN, &adapter->state))
+ ew32(IMS, E1000_IMS_OTHER);
return IRQ_NONE;
}
}
no_link_interrupt:
- ew32(IMS, E1000_IMS_LSC | E1000_IMS_OTHER);
+ if (!test_bit(__E1000_DOWN, &adapter->state))
+ ew32(IMS, E1000_IMS_LSC | E1000_IMS_OTHER);
return IRQ_HANDLED;
}
else
memcpy(adapter->rx_ring->name, netdev->name, IFNAMSIZ);
err = request_irq(adapter->msix_entries[vector].vector,
- &e1000_intr_msix_rx, 0, adapter->rx_ring->name,
+ e1000_intr_msix_rx, 0, adapter->rx_ring->name,
netdev);
if (err)
goto out;
else
memcpy(adapter->tx_ring->name, netdev->name, IFNAMSIZ);
err = request_irq(adapter->msix_entries[vector].vector,
- &e1000_intr_msix_tx, 0, adapter->tx_ring->name,
+ e1000_intr_msix_tx, 0, adapter->tx_ring->name,
netdev);
if (err)
goto out;
vector++;
err = request_irq(adapter->msix_entries[vector].vector,
- &e1000_msix_other, 0, netdev->name, netdev);
+ e1000_msix_other, 0, netdev->name, netdev);
if (err)
goto out;
e1000e_set_interrupt_capability(adapter);
}
if (adapter->flags & FLAG_MSI_ENABLED) {
- err = request_irq(adapter->pdev->irq, &e1000_intr_msi, 0,
+ err = request_irq(adapter->pdev->irq, e1000_intr_msi, 0,
netdev->name, netdev);
if (!err)
return err;
adapter->int_mode = E1000E_INT_MODE_LEGACY;
}
- err = request_irq(adapter->pdev->irq, &e1000_intr, IRQF_SHARED,
+ err = request_irq(adapter->pdev->irq, e1000_intr, IRQF_SHARED,
netdev->name, netdev);
if (err)
e_err("Unable to allocate interrupt, Error: %d\n", err);
struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
struct e1000_hw *hw = &adapter->hw;
struct net_device *poll_dev = adapter->netdev;
- int tx_cleaned = 0, work_done = 0;
+ int tx_cleaned = 1, work_done = 0;
adapter = netdev_priv(poll_dev);
clean_rx:
adapter->clean_rx(adapter, &work_done, budget);
- if (tx_cleaned)
+ if (!tx_cleaned)
work_done = budget;
/* If budget not fully consumed, exit the polling mode */
if (adapter->itr_setting & 3)
e1000_set_itr(adapter);
napi_complete(napi);
- if (adapter->msix_entries)
- ew32(IMS, adapter->rx_ring->ims_val);
- else
- e1000_irq_enable(adapter);
+ if (!test_bit(__E1000_DOWN, &adapter->state)) {
+ if (adapter->msix_entries)
+ ew32(IMS, adapter->rx_ring->ims_val);
+ else
+ e1000_irq_enable(adapter);
+ }
}
return work_done;
/* Setup the HW Tx Head and Tail descriptor pointers */
tdba = tx_ring->dma;
tdlen = tx_ring->count * sizeof(struct e1000_tx_desc);
- ew32(TDBAL, (tdba & DMA_32BIT_MASK));
+ ew32(TDBAL, (tdba & DMA_BIT_MASK(32)));
ew32(TDBAH, (tdba >> 32));
ew32(TDLEN, tdlen);
ew32(TDH, 0);
ew32(TARC(1), tarc);
}
- e1000e_config_collision_dist(hw);
-
/* Setup Transmit Descriptor Settings for eop descriptor */
adapter->txd_cmd = E1000_TXD_CMD_EOP | E1000_TXD_CMD_IFCS;
ew32(TCTL, tctl);
+ e1000e_config_collision_dist(hw);
+
adapter->tx_queue_len = adapter->netdev->tx_queue_len;
}
if (adapter->flags2 & FLAG2_CRC_STRIPPING)
rctl |= E1000_RCTL_SECRC;
+ /* Workaround Si errata on 82577 PHY - configure IPG for jumbos */
+ if ((hw->phy.type == e1000_phy_82577) && (rctl & E1000_RCTL_LPE)) {
+ u16 phy_data;
+
+ e1e_rphy(hw, PHY_REG(770, 26), &phy_data);
+ phy_data &= 0xfff8;
+ phy_data |= (1 << 2);
+ e1e_wphy(hw, PHY_REG(770, 26), phy_data);
+
+ e1e_rphy(hw, 22, &phy_data);
+ phy_data &= 0x0fff;
+ phy_data |= (1 << 14);
+ e1e_wphy(hw, 0x10, 0x2823);
+ e1e_wphy(hw, 0x11, 0x0003);
+ e1e_wphy(hw, 22, phy_data);
+ }
+
/* Setup buffer sizes */
rctl &= ~E1000_RCTL_SZ_4096;
rctl |= E1000_RCTL_BSEX;
ew32(ITR, 1000000000 / (adapter->itr * 256));
ctrl_ext = er32(CTRL_EXT);
- /* Reset delay timers after every interrupt */
- ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
/* Auto-Mask interrupts upon ICR access */
ctrl_ext |= E1000_CTRL_EXT_IAME;
ew32(IAM, 0xffffffff);
* the Base and Length of the Rx Descriptor Ring
*/
rdba = rx_ring->dma;
- ew32(RDBAL, (rdba & DMA_32BIT_MASK));
+ ew32(RDBAL, (rdba & DMA_BIT_MASK(32)));
ew32(RDBAH, (rdba >> 32));
ew32(RDLEN, rdlen);
ew32(RDH, 0);
/*
* flow control settings
*
- * The high water mark must be low enough to fit one full frame
+ * The high water mark must be low enough to fit two full frame
* (or the size used for early receive) above it in the Rx FIFO.
* Set it to the lower of:
* - 90% of the Rx FIFO size, and
* - the full Rx FIFO size minus the early receive size (for parts
* with ERT support assuming ERT set to E1000_ERT_2048), or
- * - the full Rx FIFO size minus one full frame
+ * - the full Rx FIFO size minus two full frames
*/
- if (adapter->flags & FLAG_HAS_ERT)
+ if ((adapter->flags & FLAG_HAS_ERT) &&
+ (adapter->netdev->mtu > ETH_DATA_LEN))
hwm = min(((pba << 10) * 9 / 10),
((pba << 10) - (E1000_ERT_2048 << 3)));
else
hwm = min(((pba << 10) * 9 / 10),
- ((pba << 10) - adapter->max_frame_size));
+ ((pba << 10) - (2 * adapter->max_frame_size)));
- fc->high_water = hwm & 0xFFF8; /* 8-byte granularity */
- fc->low_water = fc->high_water - 8;
+ fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
+ fc->low_water = (fc->high_water - (2 * adapter->max_frame_size));
+ fc->low_water &= E1000_FCRTL_RTL; /* 8-byte granularity */
if (adapter->flags & FLAG_DISABLE_FC_PAUSE_TIME)
fc->pause_time = 0xFFFF;
e1000_get_hw_control(adapter);
ew32(WUC, 0);
+ if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP)
+ e1e_wphy(&adapter->hw, BM_WUC, 0);
if (mac->ops.init_hw(hw))
e_err("Hardware Error\n");
e1000e_reset_adaptive(hw);
e1000_get_phy_info(hw);
- if (!(adapter->flags & FLAG_SMART_POWER_DOWN)) {
+ if ((adapter->flags & FLAG_HAS_SMART_POWER_DOWN) &&
+ !(adapter->flags & FLAG_SMART_POWER_DOWN)) {
u16 phy_data = 0;
/*
* speed up time to link by disabling smart power down, ignore
e1000_configure_msix(adapter);
e1000_irq_enable(adapter);
+ netif_wake_queue(adapter->netdev);
+
/* fire a link change interrupt to start the watchdog */
ew32(ICS, E1000_ICS_LSC);
return 0;
ew32(RCTL, rctl & ~E1000_RCTL_EN);
/* flush and sleep below */
- netif_tx_stop_all_queues(netdev);
+ netif_stop_queue(netdev);
/* disable transmits in the hardware */
tctl = er32(TCTL);
if (err)
goto msi_test_failed;
- err = request_irq(adapter->pdev->irq, &e1000_intr_msi_test, 0,
+ err = request_irq(adapter->pdev->irq, e1000_intr_msi_test, 0,
netdev->name, netdev);
if (err) {
pci_disable_msi(adapter->pdev);
if (test_bit(__E1000_TESTING, &adapter->state))
return -EBUSY;
+ netif_carrier_off(netdev);
+
/* allocate transmit descriptors */
err = e1000e_setup_tx_resources(adapter);
if (err)
e1000_irq_enable(adapter);
- netif_tx_start_all_queues(netdev);
+ netif_start_queue(netdev);
/* fire a link status change interrupt to start the watchdog */
ew32(ICS, E1000_ICS_LSC);
**/
void e1000e_update_stats(struct e1000_adapter *adapter)
{
+ struct net_device *netdev = adapter->netdev;
struct e1000_hw *hw = &adapter->hw;
struct pci_dev *pdev = adapter->pdev;
+ u16 phy_data;
/*
* Prevent stats update while adapter is being reset, or if the pci
adapter->stats.roc += er32(ROC);
adapter->stats.mpc += er32(MPC);
- adapter->stats.scc += er32(SCC);
- adapter->stats.ecol += er32(ECOL);
- adapter->stats.mcc += er32(MCC);
- adapter->stats.latecol += er32(LATECOL);
- adapter->stats.dc += er32(DC);
+ if ((hw->phy.type == e1000_phy_82578) ||
+ (hw->phy.type == e1000_phy_82577)) {
+ e1e_rphy(hw, HV_SCC_UPPER, &phy_data);
+ e1e_rphy(hw, HV_SCC_LOWER, &phy_data);
+ adapter->stats.scc += phy_data;
+
+ e1e_rphy(hw, HV_ECOL_UPPER, &phy_data);
+ e1e_rphy(hw, HV_ECOL_LOWER, &phy_data);
+ adapter->stats.ecol += phy_data;
+
+ e1e_rphy(hw, HV_MCC_UPPER, &phy_data);
+ e1e_rphy(hw, HV_MCC_LOWER, &phy_data);
+ adapter->stats.mcc += phy_data;
+
+ e1e_rphy(hw, HV_LATECOL_UPPER, &phy_data);
+ e1e_rphy(hw, HV_LATECOL_LOWER, &phy_data);
+ adapter->stats.latecol += phy_data;
+
+ e1e_rphy(hw, HV_DC_UPPER, &phy_data);
+ e1e_rphy(hw, HV_DC_LOWER, &phy_data);
+ adapter->stats.dc += phy_data;
+ } else {
+ adapter->stats.scc += er32(SCC);
+ adapter->stats.ecol += er32(ECOL);
+ adapter->stats.mcc += er32(MCC);
+ adapter->stats.latecol += er32(LATECOL);
+ adapter->stats.dc += er32(DC);
+ }
adapter->stats.xonrxc += er32(XONRXC);
adapter->stats.xontxc += er32(XONTXC);
adapter->stats.xoffrxc += er32(XOFFRXC);
hw->mac.tx_packet_delta = er32(TPT);
adapter->stats.tpt += hw->mac.tx_packet_delta;
- hw->mac.collision_delta = er32(COLC);
+ if ((hw->phy.type == e1000_phy_82578) ||
+ (hw->phy.type == e1000_phy_82577)) {
+ e1e_rphy(hw, HV_COLC_UPPER, &phy_data);
+ e1e_rphy(hw, HV_COLC_LOWER, &phy_data);
+ hw->mac.collision_delta = phy_data;
+ } else {
+ hw->mac.collision_delta = er32(COLC);
+ }
adapter->stats.colc += hw->mac.collision_delta;
adapter->stats.algnerrc += er32(ALGNERRC);
adapter->stats.rxerrc += er32(RXERRC);
- if ((hw->mac.type != e1000_82574) && (hw->mac.type != e1000_82583))
- adapter->stats.tncrs += er32(TNCRS);
+ if ((hw->phy.type == e1000_phy_82578) ||
+ (hw->phy.type == e1000_phy_82577)) {
+ e1e_rphy(hw, HV_TNCRS_UPPER, &phy_data);
+ e1e_rphy(hw, HV_TNCRS_LOWER, &phy_data);
+ adapter->stats.tncrs += phy_data;
+ } else {
+ if ((hw->mac.type != e1000_82574) &&
+ (hw->mac.type != e1000_82583))
+ adapter->stats.tncrs += er32(TNCRS);
+ }
adapter->stats.cexterr += er32(CEXTERR);
adapter->stats.tsctc += er32(TSCTC);
adapter->stats.tsctfc += er32(TSCTFC);
/* Fill out the OS statistics structure */
- adapter->net_stats.multicast = adapter->stats.mprc;
- adapter->net_stats.collisions = adapter->stats.colc;
+ netdev->stats.multicast = adapter->stats.mprc;
+ netdev->stats.collisions = adapter->stats.colc;
/* Rx Errors */
* RLEC on some newer hardware can be incorrect so build
* our own version based on RUC and ROC
*/
- adapter->net_stats.rx_errors = adapter->stats.rxerrc +
+ netdev->stats.rx_errors = adapter->stats.rxerrc +
adapter->stats.crcerrs + adapter->stats.algnerrc +
adapter->stats.ruc + adapter->stats.roc +
adapter->stats.cexterr;
- adapter->net_stats.rx_length_errors = adapter->stats.ruc +
+ netdev->stats.rx_length_errors = adapter->stats.ruc +
adapter->stats.roc;
- adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs;
- adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc;
- adapter->net_stats.rx_missed_errors = adapter->stats.mpc;
+ netdev->stats.rx_crc_errors = adapter->stats.crcerrs;
+ netdev->stats.rx_frame_errors = adapter->stats.algnerrc;
+ netdev->stats.rx_missed_errors = adapter->stats.mpc;
/* Tx Errors */
- adapter->net_stats.tx_errors = adapter->stats.ecol +
+ netdev->stats.tx_errors = adapter->stats.ecol +
adapter->stats.latecol;
- adapter->net_stats.tx_aborted_errors = adapter->stats.ecol;
- adapter->net_stats.tx_window_errors = adapter->stats.latecol;
- adapter->net_stats.tx_carrier_errors = adapter->stats.tncrs;
+ netdev->stats.tx_aborted_errors = adapter->stats.ecol;
+ netdev->stats.tx_window_errors = adapter->stats.latecol;
+ netdev->stats.tx_carrier_errors = adapter->stats.tncrs;
/* Tx Dropped needs to be maintained elsewhere */
phy->ops.cfg_on_link_up(hw);
netif_carrier_on(netdev);
- netif_tx_wake_all_queues(netdev);
if (!test_bit(__E1000_DOWN, &adapter->state))
mod_timer(&adapter->phy_info_timer,
printk(KERN_INFO "e1000e: %s NIC Link is Down\n",
adapter->netdev->name);
netif_carrier_off(netdev);
- netif_tx_stop_all_queues(netdev);
if (!test_bit(__E1000_DOWN, &adapter->state))
mod_timer(&adapter->phy_info_timer,
round_jiffies(jiffies + 2 * HZ));
*/
adapter->tx_timeout_count++;
schedule_work(&adapter->reset_task);
+ /* return immediately since reset is imminent */
+ return;
}
}
else
protocol = skb->protocol;
- switch (skb->protocol) {
+ switch (protocol) {
case cpu_to_be16(ETH_P_IP):
if (ip_hdr(skb)->protocol == IPPROTO_TCP)
cmd_len |= E1000_TXD_CMD_TCP;
buffer_info->length = size;
buffer_info->time_stamp = jiffies;
buffer_info->next_to_watch = i;
- buffer_info->dma = map[0] + offset;
+ buffer_info->dma = skb_shinfo(skb)->dma_head + offset;
count++;
len -= size;
buffer_info->length = size;
buffer_info->time_stamp = jiffies;
buffer_info->next_to_watch = i;
- buffer_info->dma = map[f + 1] + offset;
+ buffer_info->dma = map[f] + offset;
len -= size;
offset += size;
}
#define TXD_USE_COUNT(S, X) (((S) >> (X)) + 1 )
-static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
+ struct net_device *netdev)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_ring *tx_ring = adapter->tx_ring;
count = e1000_tx_map(adapter, skb, first, max_per_txd, nr_frags, mss);
if (count) {
e1000_tx_queue(adapter, tx_flags, count);
- netdev->trans_start = jiffies;
/* Make sure there is space in the ring for the next send. */
e1000_maybe_stop_tx(netdev, MAX_SKB_FRAGS + 2);
**/
static struct net_device_stats *e1000_get_stats(struct net_device *netdev)
{
- struct e1000_adapter *adapter = netdev_priv(netdev);
-
/* only return the current stats */
- return &adapter->net_stats;
+ return &netdev->stats;
}
/**
struct e1000_adapter *adapter = netdev_priv(netdev);
int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN;
- if ((new_mtu < ETH_ZLEN + ETH_FCS_LEN + VLAN_HLEN) ||
- (max_frame > MAX_JUMBO_FRAME_SIZE)) {
- e_err("Invalid MTU setting\n");
+ /* Jumbo frame support */
+ if ((max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) &&
+ !(adapter->flags & FLAG_HAS_JUMBO_FRAMES)) {
+ e_err("Jumbo Frames not supported.\n");
return -EINVAL;
}
- /* Jumbo frame size limits */
- if (max_frame > ETH_FRAME_LEN + ETH_FCS_LEN) {
- if (!(adapter->flags & FLAG_HAS_JUMBO_FRAMES)) {
- e_err("Jumbo Frames not supported.\n");
- return -EINVAL;
- }
- if (adapter->hw.phy.type == e1000_phy_ife) {
- e_err("Jumbo Frames not supported.\n");
- return -EINVAL;
- }
- }
-
-#define MAX_STD_JUMBO_FRAME_SIZE 9234
- if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
- e_err("MTU > 9216 not supported.\n");
+ /* Supported frame sizes */
+ if ((new_mtu < ETH_ZLEN + ETH_FCS_LEN + VLAN_HLEN) ||
+ (max_frame > adapter->max_hw_frame_size)) {
+ e_err("Unsupported MTU setting\n");
return -EINVAL;
}
data->phy_id = adapter->hw.phy.addr;
break;
case SIOCGMIIREG:
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
switch (data->reg_num & 0x1F) {
case MII_BMCR:
data->val_out = adapter->phy_regs.bmcr;
}
}
-static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+static int e1000_init_phy_wakeup(struct e1000_adapter *adapter, u32 wufc)
+{
+ struct e1000_hw *hw = &adapter->hw;
+ u32 i, mac_reg;
+ u16 phy_reg;
+ int retval = 0;
+
+ /* copy MAC RARs to PHY RARs */
+ for (i = 0; i < adapter->hw.mac.rar_entry_count; i++) {
+ mac_reg = er32(RAL(i));
+ e1e_wphy(hw, BM_RAR_L(i), (u16)(mac_reg & 0xFFFF));
+ e1e_wphy(hw, BM_RAR_M(i), (u16)((mac_reg >> 16) & 0xFFFF));
+ mac_reg = er32(RAH(i));
+ e1e_wphy(hw, BM_RAR_H(i), (u16)(mac_reg & 0xFFFF));
+ e1e_wphy(hw, BM_RAR_CTRL(i), (u16)((mac_reg >> 16) & 0xFFFF));
+ }
+
+ /* copy MAC MTA to PHY MTA */
+ for (i = 0; i < adapter->hw.mac.mta_reg_count; i++) {
+ mac_reg = E1000_READ_REG_ARRAY(hw, E1000_MTA, i);
+ e1e_wphy(hw, BM_MTA(i), (u16)(mac_reg & 0xFFFF));
+ e1e_wphy(hw, BM_MTA(i) + 1, (u16)((mac_reg >> 16) & 0xFFFF));
+ }
+
+ /* configure PHY Rx Control register */
+ e1e_rphy(&adapter->hw, BM_RCTL, &phy_reg);
+ mac_reg = er32(RCTL);
+ if (mac_reg & E1000_RCTL_UPE)
+ phy_reg |= BM_RCTL_UPE;
+ if (mac_reg & E1000_RCTL_MPE)
+ phy_reg |= BM_RCTL_MPE;
+ phy_reg &= ~(BM_RCTL_MO_MASK);
+ if (mac_reg & E1000_RCTL_MO_3)
+ phy_reg |= (((mac_reg & E1000_RCTL_MO_3) >> E1000_RCTL_MO_SHIFT)
+ << BM_RCTL_MO_SHIFT);
+ if (mac_reg & E1000_RCTL_BAM)
+ phy_reg |= BM_RCTL_BAM;
+ if (mac_reg & E1000_RCTL_PMCF)
+ phy_reg |= BM_RCTL_PMCF;
+ mac_reg = er32(CTRL);
+ if (mac_reg & E1000_CTRL_RFCE)
+ phy_reg |= BM_RCTL_RFCE;
+ e1e_wphy(&adapter->hw, BM_RCTL, phy_reg);
+
+ /* enable PHY wakeup in MAC register */
+ ew32(WUFC, wufc);
+ ew32(WUC, E1000_WUC_PHY_WAKE | E1000_WUC_PME_EN);
+
+ /* configure and enable PHY wakeup in PHY registers */
+ e1e_wphy(&adapter->hw, BM_WUFC, wufc);
+ e1e_wphy(&adapter->hw, BM_WUC, E1000_WUC_PME_EN);
+
+ /* activate PHY wakeup */
+ retval = hw->phy.ops.acquire_phy(hw);
+ if (retval) {
+ e_err("Could not acquire PHY\n");
+ return retval;
+ }
+ e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
+ (BM_WUC_ENABLE_PAGE << IGP_PAGE_SHIFT));
+ retval = e1000e_read_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, &phy_reg);
+ if (retval) {
+ e_err("Could not read PHY page 769\n");
+ goto out;
+ }
+ phy_reg |= BM_WUC_ENABLE_BIT | BM_WUC_HOST_WU_BIT;
+ retval = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
+ if (retval)
+ e_err("Could not set PHY Host Wakeup bit\n");
+out:
+ hw->phy.ops.release_phy(hw);
+
+ return retval;
+}
+
+static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
#define E1000_CTRL_ADVD3WUC 0x00100000
/* phy power management enable */
#define E1000_CTRL_EN_PHY_PWR_MGMT 0x00200000
- ctrl |= E1000_CTRL_ADVD3WUC |
- E1000_CTRL_EN_PHY_PWR_MGMT;
+ ctrl |= E1000_CTRL_ADVD3WUC;
+ if (!(adapter->flags2 & FLAG2_HAS_PHY_WAKEUP))
+ ctrl |= E1000_CTRL_EN_PHY_PWR_MGMT;
ew32(CTRL, ctrl);
if (adapter->hw.phy.media_type == e1000_media_type_fiber ||
/* Allow time for pending master requests to run */
e1000e_disable_pcie_master(&adapter->hw);
- ew32(WUC, E1000_WUC_PME_EN);
- ew32(WUFC, wufc);
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
+ if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) {
+ /* enable wakeup by the PHY */
+ retval = e1000_init_phy_wakeup(adapter, wufc);
+ if (retval)
+ return retval;
+ } else {
+ /* enable wakeup by the MAC */
+ ew32(WUFC, wufc);
+ ew32(WUC, E1000_WUC_PME_EN);
+ }
} else {
ew32(WUC, 0);
ew32(WUFC, 0);
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
}
+ *enable_wake = !!wufc;
+
/* make sure adapter isn't asleep if manageability is enabled */
- if (adapter->flags & FLAG_MNG_PT_ENABLED) {
- pci_enable_wake(pdev, PCI_D3hot, 1);
- pci_enable_wake(pdev, PCI_D3cold, 1);
- }
+ if ((adapter->flags & FLAG_MNG_PT_ENABLED) ||
+ (hw->mac.ops.check_mng_mode(hw)))
+ *enable_wake = true;
if (adapter->hw.phy.type == e1000_phy_igp_3)
e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw);
pci_disable_device(pdev);
+ return 0;
+}
+
+static void e1000_power_off(struct pci_dev *pdev, bool sleep, bool wake)
+{
+ if (sleep && wake) {
+ pci_prepare_to_sleep(pdev);
+ return;
+ }
+
+ pci_wake_from_d3(pdev, wake);
+ pci_set_power_state(pdev, PCI_D3hot);
+}
+
+static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep,
+ bool wake)
+{
+ struct net_device *netdev = pci_get_drvdata(pdev);
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+
/*
* The pci-e switch on some quad port adapters will report a
* correctable error when the MAC transitions from D0 to D3. To
pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL,
(devctl & ~PCI_EXP_DEVCTL_CERE));
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ e1000_power_off(pdev, sleep, wake);
pci_write_config_word(us_dev, pos + PCI_EXP_DEVCTL, devctl);
} else {
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ e1000_power_off(pdev, sleep, wake);
}
-
- return 0;
}
static void e1000e_disable_l1aspm(struct pci_dev *pdev)
}
#ifdef CONFIG_PM
+static int e1000_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ int retval;
+ bool wake;
+
+ retval = __e1000_shutdown(pdev, &wake);
+ if (!retval)
+ e1000_complete_shutdown(pdev, true, wake);
+
+ return retval;
+}
+
static int e1000_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
return err;
}
- /* AER (Advanced Error Reporting) hooks */
- 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_set_master(pdev);
pci_enable_wake(pdev, PCI_D3hot, 0);
}
e1000e_power_up_phy(adapter);
+
+ /* report the system wakeup cause from S3/S4 */
+ if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP) {
+ u16 phy_data;
+
+ e1e_rphy(&adapter->hw, BM_WUS, &phy_data);
+ if (phy_data) {
+ e_info("PHY Wakeup cause - %s\n",
+ phy_data & E1000_WUS_EX ? "Unicast Packet" :
+ phy_data & E1000_WUS_MC ? "Multicast Packet" :
+ phy_data & E1000_WUS_BC ? "Broadcast Packet" :
+ phy_data & E1000_WUS_MAG ? "Magic Packet" :
+ phy_data & E1000_WUS_LNKC ? "Link Status "
+ " Change" : "other");
+ }
+ e1e_wphy(&adapter->hw, BM_WUS, ~0);
+ } else {
+ u32 wus = er32(WUS);
+ if (wus) {
+ e_info("MAC Wakeup cause - %s\n",
+ wus & E1000_WUS_EX ? "Unicast Packet" :
+ wus & E1000_WUS_MC ? "Multicast Packet" :
+ wus & E1000_WUS_BC ? "Broadcast Packet" :
+ wus & E1000_WUS_MAG ? "Magic Packet" :
+ wus & E1000_WUS_LNKC ? "Link Status Change" :
+ "other");
+ }
+ ew32(WUS, ~0);
+ }
+
e1000e_reset(adapter);
- ew32(WUS, ~0);
e1000_init_manageability(adapter);
static void e1000_shutdown(struct pci_dev *pdev)
{
- e1000_suspend(pdev, PMSG_SUSPEND);
+ bool wake = false;
+
+ __e1000_shutdown(pdev, &wake);
+
+ if (system_state == SYSTEM_POWER_OFF)
+ e1000_complete_shutdown(pdev, false, wake);
}
#ifdef CONFIG_NET_POLL_CONTROLLER
netif_device_detach(netdev);
+ if (state == pci_channel_io_perm_failure)
+ return PCI_ERS_RESULT_DISCONNECT;
+
if (netif_running(netdev))
e1000e_down(adapter);
pci_disable_device(pdev);
return err;
pci_using_dac = 0;
- err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
+ err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
if (!err) {
- err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
+ err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
if (!err)
pci_using_dac = 1;
} else {
- err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+ err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
if (err) {
err = pci_set_consistent_dma_mask(pdev,
- DMA_32BIT_MASK);
+ DMA_BIT_MASK(32));
if (err) {
dev_err(&pdev->dev, "No usable DMA "
"configuration, aborting\n");
if (err)
goto err_pci_reg;
+ /* AER (Advanced Error Reporting) hooks */
+ pci_enable_pcie_error_reporting(pdev);
+
pci_set_master(pdev);
/* PCI config space info */
err = pci_save_state(pdev);
adapter->flags2 = ei->flags2;
adapter->hw.adapter = adapter;
adapter->hw.mac.type = ei->mac;
+ adapter->max_hw_frame_size = ei->max_hw_frame_size;
adapter->msg_enable = (1 << NETIF_MSG_DRV | NETIF_MSG_PROBE) - 1;
mmio_start = pci_resource_start(pdev, 0);
/* APME bit in EEPROM is mapped to WUC.APME */
eeprom_data = er32(WUC);
eeprom_apme_mask = E1000_WUC_APME;
+ if (eeprom_data & E1000_WUC_PHY_WAKE)
+ adapter->flags2 |= FLAG2_HAS_PHY_WAKEUP;
} else if (adapter->flags & FLAG_APME_IN_CTRL3) {
if (adapter->flags & FLAG_APME_CHECK_PORT_B &&
(adapter->hw.bus.func == 1))
if (!(adapter->flags & FLAG_HAS_AMT))
e1000_get_hw_control(adapter);
- /* tell the stack to leave us alone until e1000_open() is called */
- netif_carrier_off(netdev);
- netif_tx_stop_all_queues(netdev);
-
strcpy(netdev->name, "eth%d");
err = register_netdev(netdev);
if (err)
goto err_register;
+ /* carrier off reporting is important to ethtool even BEFORE open */
+ netif_carrier_off(netdev);
+
e1000_print_device_info(adapter);
return 0;
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
- int err;
/*
* flush_scheduled work may reschedule our watchdog task, so
free_netdev(netdev);
/* AER disable */
- 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);
}
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82573L), board_82573 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82574L), board_82574 },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_82574LA), board_82574 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82583V), board_82583 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_80003ES2LAN_COPPER_DPT),
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LM), board_ich10lan },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_ICH10_D_BM_LF), board_ich10lan },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_M_HV_LM), board_pchlan },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_M_HV_LC), board_pchlan },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_D_HV_DM), board_pchlan },
+ { PCI_VDEVICE(INTEL, E1000_DEV_ID_PCH_D_HV_DC), board_pchlan },
+
{ } /* terminate list */
};
MODULE_DEVICE_TABLE(pci, e1000_pci_tbl);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff