#include "igb.h"
+enum {NETDEV_STATS, IGB_STATS};
+
struct igb_stats {
char stat_string[ETH_GSTRING_LEN];
+ int type;
int sizeof_stat;
int stat_offset;
};
-#define IGB_STAT(m) FIELD_SIZEOF(struct igb_adapter, m), \
- offsetof(struct igb_adapter, m)
+#define IGB_STAT(m) IGB_STATS, \
+ FIELD_SIZEOF(struct igb_adapter, m), \
+ offsetof(struct igb_adapter, m)
+#define IGB_NETDEV_STAT(m) NETDEV_STATS, \
+ FIELD_SIZEOF(struct net_device, m), \
+ offsetof(struct net_device, m)
+
static const struct igb_stats igb_gstrings_stats[] = {
{ "rx_packets", IGB_STAT(stats.gprc) },
{ "tx_packets", IGB_STAT(stats.gptc) },
{ "tx_broadcast", IGB_STAT(stats.bptc) },
{ "rx_multicast", IGB_STAT(stats.mprc) },
{ "tx_multicast", IGB_STAT(stats.mptc) },
- { "rx_errors", IGB_STAT(net_stats.rx_errors) },
- { "tx_errors", IGB_STAT(net_stats.tx_errors) },
- { "tx_dropped", IGB_STAT(net_stats.tx_dropped) },
+ { "rx_errors", IGB_NETDEV_STAT(stats.rx_errors) },
+ { "tx_errors", IGB_NETDEV_STAT(stats.tx_errors) },
+ { "tx_dropped", IGB_NETDEV_STAT(stats.tx_dropped) },
{ "multicast", IGB_STAT(stats.mprc) },
{ "collisions", IGB_STAT(stats.colc) },
- { "rx_length_errors", IGB_STAT(net_stats.rx_length_errors) },
- { "rx_over_errors", IGB_STAT(net_stats.rx_over_errors) },
+ { "rx_length_errors", IGB_NETDEV_STAT(stats.rx_length_errors) },
+ { "rx_over_errors", IGB_NETDEV_STAT(stats.rx_over_errors) },
{ "rx_crc_errors", IGB_STAT(stats.crcerrs) },
- { "rx_frame_errors", IGB_STAT(net_stats.rx_frame_errors) },
+ { "rx_frame_errors", IGB_NETDEV_STAT(stats.rx_frame_errors) },
{ "rx_no_buffer_count", IGB_STAT(stats.rnbc) },
- { "rx_queue_drop_packet_count", IGB_STAT(net_stats.rx_fifo_errors) },
+ { "rx_queue_drop_packet_count", IGB_NETDEV_STAT(stats.rx_fifo_errors) },
{ "rx_missed_errors", IGB_STAT(stats.mpc) },
{ "tx_aborted_errors", IGB_STAT(stats.ecol) },
{ "tx_carrier_errors", IGB_STAT(stats.tncrs) },
- { "tx_fifo_errors", IGB_STAT(net_stats.tx_fifo_errors) },
- { "tx_heartbeat_errors", IGB_STAT(net_stats.tx_heartbeat_errors) },
+ { "tx_fifo_errors", IGB_NETDEV_STAT(stats.tx_fifo_errors) },
+ { "tx_heartbeat_errors", IGB_NETDEV_STAT(stats.tx_heartbeat_errors) },
{ "tx_window_errors", IGB_STAT(stats.latecol) },
{ "tx_abort_late_coll", IGB_STAT(stats.latecol) },
{ "tx_deferred_ok", IGB_STAT(stats.dc) },
{ "tx_single_coll_ok", IGB_STAT(stats.scc) },
{ "tx_multi_coll_ok", IGB_STAT(stats.mcc) },
{ "tx_timeout_count", IGB_STAT(tx_timeout_count) },
- { "tx_restart_queue", IGB_STAT(restart_queue) },
{ "rx_long_length_errors", IGB_STAT(stats.roc) },
{ "rx_short_length_errors", IGB_STAT(stats.ruc) },
{ "rx_align_errors", IGB_STAT(stats.algnerrc) },
{ "tx_flow_control_xon", IGB_STAT(stats.xontxc) },
{ "tx_flow_control_xoff", IGB_STAT(stats.xofftxc) },
{ "rx_long_byte_count", IGB_STAT(stats.gorc) },
- { "rx_csum_offload_good", IGB_STAT(hw_csum_good) },
- { "rx_csum_offload_errors", IGB_STAT(hw_csum_err) },
{ "tx_dma_out_of_sync", IGB_STAT(stats.doosync) },
- { "alloc_rx_buff_failed", IGB_STAT(alloc_rx_buff_failed) },
{ "tx_smbus", IGB_STAT(stats.mgptc) },
{ "rx_smbus", IGB_STAT(stats.mgprc) },
{ "dropped_smbus", IGB_STAT(stats.mgpdc) },
static u32 igb_get_rx_csum(struct net_device *netdev)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- return !(adapter->flags & IGB_FLAG_RX_CSUM_DISABLED);
+ return !!(adapter->rx_ring[0].flags & IGB_RING_FLAG_RX_CSUM);
}
static int igb_set_rx_csum(struct net_device *netdev, u32 data)
{
struct igb_adapter *adapter = netdev_priv(netdev);
+ int i;
- if (data)
- adapter->flags &= ~IGB_FLAG_RX_CSUM_DISABLED;
- else
- adapter->flags |= IGB_FLAG_RX_CSUM_DISABLED;
+ for (i = 0; i < adapter->num_rx_queues; i++) {
+ if (data)
+ adapter->rx_ring[i].flags |= IGB_RING_FLAG_RX_CSUM;
+ else
+ adapter->rx_ring[i].flags &= ~IGB_RING_FLAG_RX_CSUM;
+ }
return 0;
}
regs_buff[119] = adapter->stats.scvpc;
regs_buff[120] = adapter->stats.hrmpc;
- /* These should probably be added to e1000_regs.h instead */
- #define E1000_PSRTYPE_REG(_i) (0x05480 + ((_i) * 4))
- #define E1000_IP4AT_REG(_i) (0x05840 + ((_i) * 8))
- #define E1000_IP6AT_REG(_i) (0x05880 + ((_i) * 4))
- #define E1000_WUPM_REG(_i) (0x05A00 + ((_i) * 4))
- #define E1000_FFMT_REG(_i) (0x09000 + ((_i) * 8))
- #define E1000_FFVT_REG(_i) (0x09800 + ((_i) * 8))
- #define E1000_FFLT_REG(_i) (0x05F00 + ((_i) * 8))
-
for (i = 0; i < 4; i++)
regs_buff[121 + i] = rd32(E1000_SRRCTL(i));
for (i = 0; i < 4; i++)
- regs_buff[125 + i] = rd32(E1000_PSRTYPE_REG(i));
+ regs_buff[125 + i] = rd32(E1000_PSRTYPE(i));
for (i = 0; i < 4; i++)
regs_buff[129 + i] = rd32(E1000_RDBAL(i));
for (i = 0; i < 4; i++)
{
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))
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,
for (i = 0; i < adapter->num_tx_queues; i++) {
temp_ring[i].count = new_tx_count;
- err = igb_setup_tx_resources(adapter, &temp_ring[i]);
+ err = igb_setup_tx_resources(&temp_ring[i]);
if (err) {
while (i) {
i--;
for (i = 0; i < adapter->num_rx_queues; i++) {
temp_ring[i].count = new_rx_count;
- err = igb_setup_rx_resources(adapter, &temp_ring[i]);
+ err = igb_setup_rx_resources(&temp_ring[i]);
if (err) {
while (i) {
i--;
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;
}
*data = 0;
/* Hook up test interrupt handler just for this test */
- if (adapter->msix_entries)
- /* NOTE: we don't test MSI-X interrupts here, yet */
- return 0;
+ if (adapter->msix_entries) {
+ if (request_irq(adapter->msix_entries[0].vector,
+ &igb_test_intr, 0, netdev->name, adapter)) {
+ *data = 1;
+ return -1;
+ }
- if (adapter->flags & IGB_FLAG_HAS_MSI) {
+ } else if (adapter->flags & IGB_FLAG_HAS_MSI) {
shared_int = false;
- if (request_irq(irq, &igb_test_intr, 0, netdev->name, netdev)) {
+ if (request_irq(irq,
+ &igb_test_intr, 0, netdev->name, adapter)) {
*data = 1;
return -1;
}
} else if (!request_irq(irq, &igb_test_intr, IRQF_PROBE_SHARED,
- netdev->name, netdev)) {
+ netdev->name, adapter)) {
shared_int = false;
} else if (request_irq(irq, &igb_test_intr, IRQF_SHARED,
- netdev->name, netdev)) {
+ netdev->name, adapter)) {
*data = 1;
return -1;
}
dev_info(&adapter->pdev->dev, "testing %s interrupt\n",
(shared_int ? "shared" : "unshared"));
/* Disable all the interrupts */
- wr32(E1000_IMC, 0xFFFFFFFF);
+ wr32(E1000_IMC, ~0);
msleep(10);
/* Define all writable bits for ICS */
- switch(hw->mac.type) {
+ switch (hw->mac.type) {
case e1000_82575:
ics_mask = 0x37F47EDD;
break;
msleep(10);
/* Unhook test interrupt handler */
- free_irq(irq, netdev);
+ if (adapter->msix_entries)
+ free_irq(adapter->msix_entries[0].vector, adapter);
+ else
+ free_irq(irq, adapter);
return *data;
}
static void igb_free_desc_rings(struct igb_adapter *adapter)
{
- struct igb_ring *tx_ring = &adapter->test_tx_ring;
- struct igb_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i;
-
- if (tx_ring->desc && tx_ring->buffer_info) {
- for (i = 0; i < tx_ring->count; i++) {
- struct igb_buffer *buf = &(tx_ring->buffer_info[i]);
- if (buf->dma)
- pci_unmap_single(pdev, buf->dma, buf->length,
- PCI_DMA_TODEVICE);
- if (buf->skb)
- dev_kfree_skb(buf->skb);
- }
- }
-
- if (rx_ring->desc && rx_ring->buffer_info) {
- for (i = 0; i < rx_ring->count; i++) {
- struct igb_buffer *buf = &(rx_ring->buffer_info[i]);
- if (buf->dma)
- pci_unmap_single(pdev, buf->dma,
- IGB_RXBUFFER_2048,
- PCI_DMA_FROMDEVICE);
- if (buf->skb)
- dev_kfree_skb(buf->skb);
- }
- }
-
- if (tx_ring->desc) {
- pci_free_consistent(pdev, tx_ring->size, tx_ring->desc,
- tx_ring->dma);
- tx_ring->desc = NULL;
- }
- if (rx_ring->desc) {
- pci_free_consistent(pdev, rx_ring->size, rx_ring->desc,
- rx_ring->dma);
- rx_ring->desc = NULL;
- }
-
- kfree(tx_ring->buffer_info);
- tx_ring->buffer_info = NULL;
- kfree(rx_ring->buffer_info);
- rx_ring->buffer_info = NULL;
-
- return;
+ igb_free_tx_resources(&adapter->test_tx_ring);
+ igb_free_rx_resources(&adapter->test_rx_ring);
}
static int igb_setup_desc_rings(struct igb_adapter *adapter)
{
- struct e1000_hw *hw = &adapter->hw;
struct igb_ring *tx_ring = &adapter->test_tx_ring;
struct igb_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- struct igb_buffer *buffer_info;
- u32 rctl;
- int i, ret_val;
+ struct e1000_hw *hw = &adapter->hw;
+ int ret_val;
/* Setup Tx descriptor ring and Tx buffers */
+ tx_ring->count = IGB_DEFAULT_TXD;
+ tx_ring->pdev = adapter->pdev;
+ tx_ring->netdev = adapter->netdev;
+ tx_ring->reg_idx = adapter->vfs_allocated_count;
- if (!tx_ring->count)
- tx_ring->count = IGB_DEFAULT_TXD;
-
- tx_ring->buffer_info = kcalloc(tx_ring->count,
- sizeof(struct igb_buffer),
- GFP_KERNEL);
- if (!tx_ring->buffer_info) {
+ if (igb_setup_tx_resources(tx_ring)) {
ret_val = 1;
goto err_nomem;
}
- tx_ring->size = tx_ring->count * sizeof(union e1000_adv_tx_desc);
- tx_ring->size = ALIGN(tx_ring->size, 4096);
- tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size,
- &tx_ring->dma);
- if (!tx_ring->desc) {
- ret_val = 2;
- goto err_nomem;
- }
- tx_ring->next_to_use = tx_ring->next_to_clean = 0;
-
- wr32(E1000_TDBAL(0),
- ((u64) tx_ring->dma & 0x00000000FFFFFFFF));
- wr32(E1000_TDBAH(0), ((u64) tx_ring->dma >> 32));
- wr32(E1000_TDLEN(0),
- tx_ring->count * sizeof(union e1000_adv_tx_desc));
- wr32(E1000_TDH(0), 0);
- wr32(E1000_TDT(0), 0);
- wr32(E1000_TCTL,
- E1000_TCTL_PSP | E1000_TCTL_EN |
- E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
- E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT);
-
- for (i = 0; i < tx_ring->count; i++) {
- union e1000_adv_tx_desc *tx_desc;
- struct sk_buff *skb;
- unsigned int size = 1024;
-
- tx_desc = E1000_TX_DESC_ADV(*tx_ring, i);
- skb = alloc_skb(size, GFP_KERNEL);
- if (!skb) {
- ret_val = 3;
- goto err_nomem;
- }
- skb_put(skb, size);
- buffer_info = &tx_ring->buffer_info[i];
- buffer_info->skb = skb;
- buffer_info->length = skb->len;
- buffer_info->dma = pci_map_single(pdev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
- tx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma);
- tx_desc->read.olinfo_status = cpu_to_le32(skb->len) <<
- E1000_ADVTXD_PAYLEN_SHIFT;
- tx_desc->read.cmd_type_len = cpu_to_le32(skb->len);
- tx_desc->read.cmd_type_len |= cpu_to_le32(E1000_TXD_CMD_EOP |
- E1000_TXD_CMD_IFCS |
- E1000_TXD_CMD_RS |
- E1000_ADVTXD_DTYP_DATA |
- E1000_ADVTXD_DCMD_DEXT);
- }
+ igb_setup_tctl(adapter);
+ igb_configure_tx_ring(adapter, tx_ring);
/* Setup Rx descriptor ring and Rx buffers */
-
- if (!rx_ring->count)
- rx_ring->count = IGB_DEFAULT_RXD;
-
- rx_ring->buffer_info = kcalloc(rx_ring->count,
- sizeof(struct igb_buffer),
- GFP_KERNEL);
- if (!rx_ring->buffer_info) {
- ret_val = 4;
+ rx_ring->count = IGB_DEFAULT_RXD;
+ rx_ring->pdev = adapter->pdev;
+ rx_ring->netdev = adapter->netdev;
+ rx_ring->rx_buffer_len = IGB_RXBUFFER_2048;
+ rx_ring->reg_idx = adapter->vfs_allocated_count;
+
+ if (igb_setup_rx_resources(rx_ring)) {
+ ret_val = 3;
goto err_nomem;
}
- rx_ring->size = rx_ring->count * sizeof(union e1000_adv_rx_desc);
- rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size,
- &rx_ring->dma);
- if (!rx_ring->desc) {
- ret_val = 5;
- goto err_nomem;
- }
- rx_ring->next_to_use = rx_ring->next_to_clean = 0;
+ /* set the default queue to queue 0 of PF */
+ wr32(E1000_MRQC, adapter->vfs_allocated_count << 3);
- rctl = rd32(E1000_RCTL);
- wr32(E1000_RCTL, rctl & ~E1000_RCTL_EN);
- wr32(E1000_RDBAL(0),
- ((u64) rx_ring->dma & 0xFFFFFFFF));
- wr32(E1000_RDBAH(0),
- ((u64) rx_ring->dma >> 32));
- wr32(E1000_RDLEN(0), rx_ring->size);
- wr32(E1000_RDH(0), 0);
- wr32(E1000_RDT(0), 0);
- rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
- rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_RDMTS_HALF |
- (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT);
- wr32(E1000_RCTL, rctl);
- wr32(E1000_SRRCTL(0), E1000_SRRCTL_DESCTYPE_ADV_ONEBUF);
-
- for (i = 0; i < rx_ring->count; i++) {
- union e1000_adv_rx_desc *rx_desc;
- struct sk_buff *skb;
-
- buffer_info = &rx_ring->buffer_info[i];
- rx_desc = E1000_RX_DESC_ADV(*rx_ring, i);
- skb = alloc_skb(IGB_RXBUFFER_2048 + NET_IP_ALIGN,
- GFP_KERNEL);
- if (!skb) {
- ret_val = 6;
- goto err_nomem;
- }
- skb_reserve(skb, NET_IP_ALIGN);
- buffer_info->skb = skb;
- buffer_info->dma = pci_map_single(pdev, skb->data,
- IGB_RXBUFFER_2048,
- PCI_DMA_FROMDEVICE);
- rx_desc->read.pkt_addr = cpu_to_le64(buffer_info->dma);
- memset(skb->data, 0x00, skb->len);
- }
+ /* enable receive ring */
+ igb_setup_rctl(adapter);
+ igb_configure_rx_ring(adapter, rx_ring);
+
+ igb_alloc_rx_buffers_adv(rx_ring, igb_desc_unused(rx_ring));
return 0;
return 13;
}
+static int igb_clean_test_rings(struct igb_ring *rx_ring,
+ struct igb_ring *tx_ring,
+ unsigned int size)
+{
+ union e1000_adv_rx_desc *rx_desc;
+ struct igb_buffer *buffer_info;
+ int rx_ntc, tx_ntc, count = 0;
+ u32 staterr;
+
+ /* initialize next to clean and descriptor values */
+ rx_ntc = rx_ring->next_to_clean;
+ tx_ntc = tx_ring->next_to_clean;
+ rx_desc = E1000_RX_DESC_ADV(*rx_ring, rx_ntc);
+ staterr = le32_to_cpu(rx_desc->wb.upper.status_error);
+
+ while (staterr & E1000_RXD_STAT_DD) {
+ /* check rx buffer */
+ buffer_info = &rx_ring->buffer_info[rx_ntc];
+
+ /* unmap rx buffer, will be remapped by alloc_rx_buffers */
+ pci_unmap_single(rx_ring->pdev,
+ buffer_info->dma,
+ rx_ring->rx_buffer_len,
+ PCI_DMA_FROMDEVICE);
+ buffer_info->dma = 0;
+
+ /* verify contents of skb */
+ if (!igb_check_lbtest_frame(buffer_info->skb, size))
+ count++;
+
+ /* unmap buffer on tx side */
+ buffer_info = &tx_ring->buffer_info[tx_ntc];
+ igb_unmap_and_free_tx_resource(tx_ring, buffer_info);
+
+ /* increment rx/tx next to clean counters */
+ rx_ntc++;
+ if (rx_ntc == rx_ring->count)
+ rx_ntc = 0;
+ tx_ntc++;
+ if (tx_ntc == tx_ring->count)
+ tx_ntc = 0;
+
+ /* fetch next descriptor */
+ rx_desc = E1000_RX_DESC_ADV(*rx_ring, rx_ntc);
+ staterr = le32_to_cpu(rx_desc->wb.upper.status_error);
+ }
+
+ /* re-map buffers to ring, store next to clean values */
+ igb_alloc_rx_buffers_adv(rx_ring, count);
+ rx_ring->next_to_clean = rx_ntc;
+ tx_ring->next_to_clean = tx_ntc;
+
+ return count;
+}
+
static int igb_run_loopback_test(struct igb_adapter *adapter)
{
- struct e1000_hw *hw = &adapter->hw;
struct igb_ring *tx_ring = &adapter->test_tx_ring;
struct igb_ring *rx_ring = &adapter->test_rx_ring;
- struct pci_dev *pdev = adapter->pdev;
- int i, j, k, l, lc, good_cnt;
- int ret_val = 0;
- unsigned long time;
+ int i, j, lc, good_cnt, ret_val = 0;
+ unsigned int size = 1024;
+ netdev_tx_t tx_ret_val;
+ struct sk_buff *skb;
+
+ /* allocate test skb */
+ skb = alloc_skb(size, GFP_KERNEL);
+ if (!skb)
+ return 11;
- wr32(E1000_RDT(0), rx_ring->count - 1);
+ /* place data into test skb */
+ igb_create_lbtest_frame(skb, size);
+ skb_put(skb, size);
/* Calculate the loop count based on the largest descriptor ring
* The idea is to wrap the largest ring a number of times using 64
else
lc = ((rx_ring->count / 64) * 2) + 1;
- k = l = 0;
for (j = 0; j <= lc; j++) { /* loop count loop */
- for (i = 0; i < 64; i++) { /* send the packets */
- igb_create_lbtest_frame(tx_ring->buffer_info[k].skb,
- 1024);
- pci_dma_sync_single_for_device(pdev,
- tx_ring->buffer_info[k].dma,
- tx_ring->buffer_info[k].length,
- PCI_DMA_TODEVICE);
- k++;
- if (k == tx_ring->count)
- k = 0;
- }
- wr32(E1000_TDT(0), k);
- msleep(200);
- time = jiffies; /* set the start time for the receive */
+ /* reset count of good packets */
good_cnt = 0;
- do { /* receive the sent packets */
- pci_dma_sync_single_for_cpu(pdev,
- rx_ring->buffer_info[l].dma,
- IGB_RXBUFFER_2048,
- PCI_DMA_FROMDEVICE);
-
- ret_val = igb_check_lbtest_frame(
- rx_ring->buffer_info[l].skb, 1024);
- if (!ret_val)
+
+ /* place 64 packets on the transmit queue*/
+ for (i = 0; i < 64; i++) {
+ skb_get(skb);
+ tx_ret_val = igb_xmit_frame_ring_adv(skb, tx_ring);
+ if (tx_ret_val == NETDEV_TX_OK)
good_cnt++;
- l++;
- if (l == rx_ring->count)
- l = 0;
- /* time + 20 msecs (200 msecs on 2.4) is more than
- * enough time to complete the receives, if it's
- * exceeded, break and error off
- */
- } while (good_cnt < 64 && jiffies < (time + 20));
+ }
+
if (good_cnt != 64) {
- ret_val = 13; /* ret_val is the same as mis-compare */
+ ret_val = 12;
break;
}
- if (jiffies >= (time + 20)) {
- ret_val = 14; /* error code for time out error */
+
+ /* allow 200 milliseconds for packets to go from tx to rx */
+ msleep(200);
+
+ good_cnt = igb_clean_test_rings(rx_ring, tx_ring, size);
+ if (good_cnt != 64) {
+ ret_val = 13;
break;
}
} /* end loop count loop */
+
+ /* free the original skb */
+ kfree_skb(skb);
+
return ret_val;
}
struct ethtool_coalesce *ec)
{
struct igb_adapter *adapter = netdev_priv(netdev);
- struct e1000_hw *hw = &adapter->hw;
int i;
if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
(ec->rx_coalesce_usecs == 2))
return -EINVAL;
+ if ((ec->tx_coalesce_usecs > IGB_MAX_ITR_USECS) ||
+ ((ec->tx_coalesce_usecs > 3) &&
+ (ec->tx_coalesce_usecs < IGB_MIN_ITR_USECS)) ||
+ (ec->tx_coalesce_usecs == 2))
+ return -EINVAL;
+
+ if ((adapter->flags & IGB_FLAG_QUEUE_PAIRS) && ec->tx_coalesce_usecs)
+ return -EINVAL;
+
/* convert to rate of irq's per second */
- if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) {
- adapter->itr_setting = ec->rx_coalesce_usecs;
- adapter->itr = IGB_START_ITR;
- } else {
- adapter->itr_setting = ec->rx_coalesce_usecs << 2;
- adapter->itr = adapter->itr_setting;
- }
+ if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3)
+ adapter->rx_itr_setting = ec->rx_coalesce_usecs;
+ else
+ adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2;
+
+ /* convert to rate of irq's per second */
+ if (adapter->flags & IGB_FLAG_QUEUE_PAIRS)
+ adapter->tx_itr_setting = adapter->rx_itr_setting;
+ else if (ec->tx_coalesce_usecs && ec->tx_coalesce_usecs <= 3)
+ adapter->tx_itr_setting = ec->tx_coalesce_usecs;
+ else
+ adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2;
- for (i = 0; i < adapter->num_rx_queues; i++)
- wr32(adapter->rx_ring[i].itr_register, adapter->itr);
+ for (i = 0; i < adapter->num_q_vectors; i++) {
+ struct igb_q_vector *q_vector = adapter->q_vector[i];
+ if (q_vector->rx_ring)
+ q_vector->itr_val = adapter->rx_itr_setting;
+ else
+ q_vector->itr_val = adapter->tx_itr_setting;
+ if (q_vector->itr_val && q_vector->itr_val <= 3)
+ q_vector->itr_val = IGB_START_ITR;
+ q_vector->set_itr = 1;
+ }
return 0;
}
{
struct igb_adapter *adapter = netdev_priv(netdev);
- if (adapter->itr_setting <= 3)
- ec->rx_coalesce_usecs = adapter->itr_setting;
+ if (adapter->rx_itr_setting <= 3)
+ ec->rx_coalesce_usecs = adapter->rx_itr_setting;
else
- ec->rx_coalesce_usecs = adapter->itr_setting >> 2;
+ ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2;
+
+ if (!(adapter->flags & IGB_FLAG_QUEUE_PAIRS)) {
+ if (adapter->tx_itr_setting <= 3)
+ ec->tx_coalesce_usecs = adapter->tx_itr_setting;
+ else
+ ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2;
+ }
return 0;
}
-
static int igb_nway_reset(struct net_device *netdev)
{
struct igb_adapter *adapter = netdev_priv(netdev);
int stat_count_rx = sizeof(struct igb_rx_queue_stats) / sizeof(u64);
int j;
int i;
+ char *p = NULL;
igb_update_stats(adapter);
for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) {
- char *p = (char *)adapter+igb_gstrings_stats[i].stat_offset;
+ switch (igb_gstrings_stats[i].type) {
+ case NETDEV_STATS:
+ p = (char *) netdev +
+ igb_gstrings_stats[i].stat_offset;
+ break;
+ case IGB_STATS:
+ p = (char *) adapter +
+ igb_gstrings_stats[i].stat_offset;
+ break;
+ }
+
data[i] = (igb_gstrings_stats[i].sizeof_stat ==
sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
}
p += ETH_GSTRING_LEN;
sprintf(p, "tx_queue_%u_bytes", i);
p += ETH_GSTRING_LEN;
+ sprintf(p, "tx_queue_%u_restart", i);
+ p += ETH_GSTRING_LEN;
}
for (i = 0; i < adapter->num_rx_queues; i++) {
sprintf(p, "rx_queue_%u_packets", i);
p += ETH_GSTRING_LEN;
sprintf(p, "rx_queue_%u_drops", i);
p += ETH_GSTRING_LEN;
+ sprintf(p, "rx_queue_%u_csum_err", i);
+ p += ETH_GSTRING_LEN;
+ sprintf(p, "rx_queue_%u_alloc_failed", i);
+ p += ETH_GSTRING_LEN;
}
/* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */
break;
projects / linux-2.6-block.git / blobdiff