1 files changed, 176 insertions, 81 deletions

diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 67f87a79154d..aafc120f164e 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2008 Intel Corporation.
+  Copyright(c) 1999 - 2009 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,
@@ -89,8 +89,7 @@ static struct ixgbe_stats ixgbe_gstrings_stats[] = {
 	{"rx_header_split", IXGBE_STAT(rx_hdr_split)},
 	{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
 	{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
-	{"lro_aggregated", IXGBE_STAT(lro_aggregated)},
-	{"lro_flushed", IXGBE_STAT(lro_flushed)},
+	{"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
 };
 
 #define IXGBE_QUEUE_STATS_LEN \
@@ -130,8 +129,37 @@ static int ixgbe_get_settings(struct net_device *netdev,
 			ecmd->advertising |= ADVERTISED_10000baseT_Full;
 		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
 			ecmd->advertising |= ADVERTISED_1000baseT_Full;
+		/*
+		 * It's possible that phy.autoneg_advertised may not be
+		 * set yet.  If so display what the default would be -
+		 * both 1G and 10G supported.
+		 */
+		if (!(ecmd->advertising & (ADVERTISED_1000baseT_Full |
+					   ADVERTISED_10000baseT_Full)))
+			ecmd->advertising |= (ADVERTISED_10000baseT_Full |
+					      ADVERTISED_1000baseT_Full);
 
 		ecmd->port = PORT_TP;
+	} else if (hw->phy.media_type == ixgbe_media_type_backplane) {
+		/* Set as FIBRE until SERDES defined in kernel */
+		switch (hw->device_id) {
+		case IXGBE_DEV_ID_82598:
+			ecmd->supported |= (SUPPORTED_1000baseT_Full |
+				SUPPORTED_FIBRE);
+			ecmd->advertising = (ADVERTISED_10000baseT_Full |
+				ADVERTISED_1000baseT_Full |
+				ADVERTISED_FIBRE);
+			ecmd->port = PORT_FIBRE;
+			break;
+		case IXGBE_DEV_ID_82598_BX:
+			ecmd->supported = (SUPPORTED_1000baseT_Full |
+					   SUPPORTED_FIBRE);
+			ecmd->advertising = (ADVERTISED_1000baseT_Full |
+					     ADVERTISED_FIBRE);
+			ecmd->port = PORT_FIBRE;
+			ecmd->autoneg = AUTONEG_DISABLE;
+			break;
+		}
 	} else {
 		ecmd->supported |= SUPPORTED_FIBRE;
 		ecmd->advertising = (ADVERTISED_10000baseT_Full |
@@ -206,13 +234,22 @@ static void ixgbe_get_pauseparam(struct net_device *netdev,
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 	struct ixgbe_hw *hw = &adapter->hw;
 
-	pause->autoneg = (hw->fc.type == ixgbe_fc_full ? 1 : 0);
+	/*
+	 * Flow Control Autoneg isn't on if
+	 *  - we didn't ask for it OR
+	 *  - it failed, we know this by tx & rx being off
+	 */
+	if (hw->fc.disable_fc_autoneg ||
+	    (hw->fc.current_mode == ixgbe_fc_none))
+		pause->autoneg = 0;
+	else
+		pause->autoneg = 1;
 
-	if (hw->fc.type == ixgbe_fc_rx_pause) {
+	if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
 		pause->rx_pause = 1;
-	} else if (hw->fc.type == ixgbe_fc_tx_pause) {
+	} else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
 		pause->tx_pause = 1;
-	} else if (hw->fc.type == ixgbe_fc_full) {
+	} else if (hw->fc.current_mode == ixgbe_fc_full) {
 		pause->rx_pause = 1;
 		pause->tx_pause = 1;
 	}
@@ -224,24 +261,23 @@ static int ixgbe_set_pauseparam(struct net_device *netdev,
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 	struct ixgbe_hw *hw = &adapter->hw;
 
-	if ((pause->autoneg == AUTONEG_ENABLE) ||
-	    (pause->rx_pause && pause->tx_pause))
-		hw->fc.type = ixgbe_fc_full;
+	if (pause->autoneg != AUTONEG_ENABLE)
+		hw->fc.disable_fc_autoneg = true;
+	else
+		hw->fc.disable_fc_autoneg = false;
+
+	if (pause->rx_pause && pause->tx_pause)
+		hw->fc.requested_mode = ixgbe_fc_full;
 	else if (pause->rx_pause && !pause->tx_pause)
-		hw->fc.type = ixgbe_fc_rx_pause;
+		hw->fc.requested_mode = ixgbe_fc_rx_pause;
 	else if (!pause->rx_pause && pause->tx_pause)
-		hw->fc.type = ixgbe_fc_tx_pause;
+		hw->fc.requested_mode = ixgbe_fc_tx_pause;
 	else if (!pause->rx_pause && !pause->tx_pause)
-		hw->fc.type = ixgbe_fc_none;
+		hw->fc.requested_mode = ixgbe_fc_none;
 	else
 		return -EINVAL;
 
-	hw->fc.original_type = hw->fc.type;
-
-	if (netif_running(netdev))
-		ixgbe_reinit_locked(adapter);
-	else
-		ixgbe_reset(adapter);
+	hw->mac.ops.setup_fc(hw, 0);
 
 	return 0;
 }
@@ -456,7 +492,7 @@ static void ixgbe_get_regs(struct net_device *netdev,
 	regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT);
 	regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL);
 	regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM);
-	regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT);
+	regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0));
 
 	regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 	regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
@@ -661,10 +697,17 @@ static void ixgbe_get_drvinfo(struct net_device *netdev,
                               struct ethtool_drvinfo *drvinfo)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	char firmware_version[32];
 
 	strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 	strncpy(drvinfo->version, ixgbe_driver_version, 32);
-	strncpy(drvinfo->fw_version, "N/A", 32);
+
+	sprintf(firmware_version, "%d.%d-%d",
+	        (adapter->eeprom_version & 0xF000) >> 12,
+	        (adapter->eeprom_version & 0x0FF0) >> 4,
+	        adapter->eeprom_version & 0x000F);
+
+	strncpy(drvinfo->fw_version, firmware_version, 32);
 	strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 	drvinfo->n_stats = IXGBE_STATS_LEN;
 	drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
@@ -691,9 +734,10 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
                                struct ethtool_ringparam *ring)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
-	struct ixgbe_ring *temp_ring;
+	struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
 	int i, err;
 	u32 new_rx_count, new_tx_count;
+	bool need_update = false;
 
 	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 		return -EINVAL;
@@ -712,80 +756,94 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
 		return 0;
 	}
 
-	temp_ring = kcalloc(adapter->num_tx_queues,
-	                    sizeof(struct ixgbe_ring), GFP_KERNEL);
-	if (!temp_ring)
-		return -ENOMEM;
-
 	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 		msleep(1);
 
-	if (new_tx_count != adapter->tx_ring->count) {
+	temp_tx_ring = kcalloc(adapter->num_tx_queues,
+	                       sizeof(struct ixgbe_ring), GFP_KERNEL);
+	if (!temp_tx_ring) {
+		err = -ENOMEM;
+		goto err_setup;
+	}
+
+	if (new_tx_count != adapter->tx_ring_count) {
+		memcpy(temp_tx_ring, adapter->tx_ring,
+		       adapter->num_tx_queues * sizeof(struct ixgbe_ring));
 		for (i = 0; i < adapter->num_tx_queues; i++) {
-			temp_ring[i].count = new_tx_count;
-			err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]);
+			temp_tx_ring[i].count = new_tx_count;
+			err = ixgbe_setup_tx_resources(adapter,
+			                               &temp_tx_ring[i]);
 			if (err) {
 				while (i) {
 					i--;
 					ixgbe_free_tx_resources(adapter,
-					                        &temp_ring[i]);
+					                        &temp_tx_ring[i]);
 				}
 				goto err_setup;
 			}
-			temp_ring[i].v_idx = adapter->tx_ring[i].v_idx;
+			temp_tx_ring[i].v_idx = adapter->tx_ring[i].v_idx;
 		}
-		if (netif_running(netdev))
-			netdev->netdev_ops->ndo_stop(netdev);
-		ixgbe_reset_interrupt_capability(adapter);
-		ixgbe_napi_del_all(adapter);
-		INIT_LIST_HEAD(&netdev->napi_list);
-		kfree(adapter->tx_ring);
-		adapter->tx_ring = temp_ring;
-		temp_ring = NULL;
-		adapter->tx_ring_count = new_tx_count;
+		need_update = true;
 	}
 
-	temp_ring = kcalloc(adapter->num_rx_queues,
-	                    sizeof(struct ixgbe_ring), GFP_KERNEL);
-	if (!temp_ring) {
-		if (netif_running(netdev))
-			netdev->netdev_ops->ndo_open(netdev);
-		return -ENOMEM;
+	temp_rx_ring = kcalloc(adapter->num_rx_queues,
+	                       sizeof(struct ixgbe_ring), GFP_KERNEL);
+	if ((!temp_rx_ring) && (need_update)) {
+		for (i = 0; i < adapter->num_tx_queues; i++)
+			ixgbe_free_tx_resources(adapter, &temp_tx_ring[i]);
+		kfree(temp_tx_ring);
+		err = -ENOMEM;
+		goto err_setup;
 	}
 
-	if (new_rx_count != adapter->rx_ring->count) {
+	if (new_rx_count != adapter->rx_ring_count) {
+		memcpy(temp_rx_ring, adapter->rx_ring,
+		       adapter->num_rx_queues * sizeof(struct ixgbe_ring));
 		for (i = 0; i < adapter->num_rx_queues; i++) {
-			temp_ring[i].count = new_rx_count;
-			err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
+			temp_rx_ring[i].count = new_rx_count;
+			err = ixgbe_setup_rx_resources(adapter,
+			                               &temp_rx_ring[i]);
 			if (err) {
 				while (i) {
 					i--;
 					ixgbe_free_rx_resources(adapter,
-					                        &temp_ring[i]);
+					                      &temp_rx_ring[i]);
 				}
 				goto err_setup;
 			}
-			temp_ring[i].v_idx = adapter->rx_ring[i].v_idx;
+			temp_rx_ring[i].v_idx = adapter->rx_ring[i].v_idx;
 		}
+		need_update = true;
+	}
+
+	/* if rings need to be updated, here's the place to do it in one shot */
+	if (need_update) {
 		if (netif_running(netdev))
-			netdev->netdev_ops->ndo_stop(netdev);
-		ixgbe_reset_interrupt_capability(adapter);
-		ixgbe_napi_del_all(adapter);
-		INIT_LIST_HEAD(&netdev->napi_list);
-		kfree(adapter->rx_ring);
-		adapter->rx_ring = temp_ring;
-		temp_ring = NULL;
-
-		adapter->rx_ring_count = new_rx_count;
+			ixgbe_down(adapter);
+
+		/* tx */
+		if (new_tx_count != adapter->tx_ring_count) {
+			kfree(adapter->tx_ring);
+			adapter->tx_ring = temp_tx_ring;
+			temp_tx_ring = NULL;
+			adapter->tx_ring_count = new_tx_count;
+		}
+
+		/* rx */
+		if (new_rx_count != adapter->rx_ring_count) {
+			kfree(adapter->rx_ring);
+			adapter->rx_ring = temp_rx_ring;
+			temp_rx_ring = NULL;
+			adapter->rx_ring_count = new_rx_count;
+		}
 	}
 
 	/* success! */
 	err = 0;
-err_setup:
-	ixgbe_init_interrupt_scheme(adapter);
 	if (netif_running(netdev))
-		netdev->netdev_ops->ndo_open(netdev);
+		ixgbe_up(adapter);
 
+err_setup:
 	clear_bit(__IXGBE_RESETTING, &adapter->state);
 	return err;
 }
@@ -808,15 +866,6 @@ static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 	int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 	int j, k;
 	int i;
-	u64 aggregated = 0, flushed = 0, no_desc = 0;
-	for (i = 0; i < adapter->num_rx_queues; i++) {
-		aggregated += adapter->rx_ring[i].lro_mgr.stats.aggregated;
-		flushed += adapter->rx_ring[i].lro_mgr.stats.flushed;
-		no_desc += adapter->rx_ring[i].lro_mgr.stats.no_desc;
-	}
-	adapter->lro_aggregated = aggregated;
-	adapter->lro_flushed = flushed;
-	adapter->lro_no_desc = no_desc;
 
 	ixgbe_update_stats(adapter);
 	for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
@@ -897,12 +946,50 @@ static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 static void ixgbe_get_wol(struct net_device *netdev,
                           struct ethtool_wolinfo *wol)
 {
-	wol->supported = 0;
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	wol->supported = WAKE_UCAST | WAKE_MCAST |
+	                 WAKE_BCAST | WAKE_MAGIC;
 	wol->wolopts = 0;
 
+	if (!device_can_wakeup(&adapter->pdev->dev))
+		return;
+
+	if (adapter->wol & IXGBE_WUFC_EX)
+		wol->wolopts |= WAKE_UCAST;
+	if (adapter->wol & IXGBE_WUFC_MC)
+		wol->wolopts |= WAKE_MCAST;
+	if (adapter->wol & IXGBE_WUFC_BC)
+		wol->wolopts |= WAKE_BCAST;
+	if (adapter->wol & IXGBE_WUFC_MAG)
+		wol->wolopts |= WAKE_MAGIC;
+
 	return;
 }
 
+static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+
+	if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
+		return -EOPNOTSUPP;
+
+	adapter->wol = 0;
+
+	if (wol->wolopts & WAKE_UCAST)
+		adapter->wol |= IXGBE_WUFC_EX;
+	if (wol->wolopts & WAKE_MCAST)
+		adapter->wol |= IXGBE_WUFC_MC;
+	if (wol->wolopts & WAKE_BCAST)
+		adapter->wol |= IXGBE_WUFC_BC;
+	if (wol->wolopts & WAKE_MAGIC)
+		adapter->wol |= IXGBE_WUFC_MAG;
+
+	device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+	return 0;
+}
+
 static int ixgbe_nway_reset(struct net_device *netdev)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
@@ -965,40 +1052,47 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
                               struct ethtool_coalesce *ec)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
-	struct ixgbe_hw *hw = &adapter->hw;
 	int i;
 
 	if (ec->tx_max_coalesced_frames_irq)
 		adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
 
 	if (ec->rx_coalesce_usecs > 1) {
+		/* check the limits */
+		if ((1000000/ec->rx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
+		    (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
+			return -EINVAL;
+
 		/* store the value in ints/second */
 		adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
 
 		/* static value of interrupt rate */
 		adapter->itr_setting = adapter->eitr_param;
-		/* clear the lower bit */
+		/* clear the lower bit as its used for dynamic state */
 		adapter->itr_setting &= ~1;
 	} else if (ec->rx_coalesce_usecs == 1) {
 		/* 1 means dynamic mode */
 		adapter->eitr_param = 20000;
 		adapter->itr_setting = 1;
 	} else {
-		/* any other value means disable eitr, which is best
-		 * served by setting the interrupt rate very high */
-		adapter->eitr_param = 3000000;
+		/*
+		 * any other value means disable eitr, which is best
+		 * served by setting the interrupt rate very high
+		 */
+		adapter->eitr_param = IXGBE_MAX_INT_RATE;
 		adapter->itr_setting = 0;
 	}
 
 	for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
 		struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
 		if (q_vector->txr_count && !q_vector->rxr_count)
+			/* tx vector gets half the rate */
 			q_vector->eitr = (adapter->eitr_param >> 1);
 		else
 			/* rx only or mixed */
 			q_vector->eitr = adapter->eitr_param;
-		IXGBE_WRITE_REG(hw, IXGBE_EITR(i),
-		                EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
+		ixgbe_write_eitr(adapter, i,
+		                 EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
 	}
 
 	return 0;
@@ -1012,6 +1106,7 @@ static const struct ethtool_ops ixgbe_ethtool_ops = {
 	.get_regs_len           = ixgbe_get_regs_len,
 	.get_regs               = ixgbe_get_regs,
 	.get_wol                = ixgbe_get_wol,
+	.set_wol                = ixgbe_set_wol,
 	.nway_reset             = ixgbe_nway_reset,
 	.get_link               = ethtool_op_get_link,
 	.get_eeprom_len         = ixgbe_get_eeprom_len,