 55bad82385
			
		
	
	
	55bad82385
	
	
	
		
			
			In latest changes about 64bit stats on 32bit arches,
[commit 28172739f0 (net: fix 64 bit counters on 32 bit arches)],
I missed ixgbe uses a bit of magic in its ixgbe_gstrings_stats
definition.
IXGBE_NETDEV_STAT() must now assume offsets relative to
rtnl_link_stats64, not relative do dev->stats.
As a bonus, we also get 64bit stats on ethtool -S
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
		
	
			
		
			
				
	
	
		
			2401 lines
		
	
	
	
		
			75 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2401 lines
		
	
	
	
		
			75 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| /*******************************************************************************
 | |
| 
 | |
|   Intel 10 Gigabit PCI Express Linux driver
 | |
|   Copyright(c) 1999 - 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,
 | |
|   version 2, as published by the Free Software Foundation.
 | |
| 
 | |
|   This program is distributed in the hope it will be useful, but WITHOUT
 | |
|   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 | |
|   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 | |
|   more details.
 | |
| 
 | |
|   You should have received a copy of the GNU General Public License along with
 | |
|   this program; if not, write to the Free Software Foundation, Inc.,
 | |
|   51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 | |
| 
 | |
|   The full GNU General Public License is included in this distribution in
 | |
|   the file called "COPYING".
 | |
| 
 | |
|   Contact Information:
 | |
|   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
 | |
|   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 | |
| 
 | |
| *******************************************************************************/
 | |
| 
 | |
| /* ethtool support for ixgbe */
 | |
| 
 | |
| #include <linux/types.h>
 | |
| #include <linux/module.h>
 | |
| #include <linux/slab.h>
 | |
| #include <linux/pci.h>
 | |
| #include <linux/netdevice.h>
 | |
| #include <linux/ethtool.h>
 | |
| #include <linux/vmalloc.h>
 | |
| #include <linux/uaccess.h>
 | |
| 
 | |
| #include "ixgbe.h"
 | |
| 
 | |
| 
 | |
| #define IXGBE_ALL_RAR_ENTRIES 16
 | |
| 
 | |
| enum {NETDEV_STATS, IXGBE_STATS};
 | |
| 
 | |
| struct ixgbe_stats {
 | |
| 	char stat_string[ETH_GSTRING_LEN];
 | |
| 	int type;
 | |
| 	int sizeof_stat;
 | |
| 	int stat_offset;
 | |
| };
 | |
| 
 | |
| #define IXGBE_STAT(m)		IXGBE_STATS, \
 | |
| 				sizeof(((struct ixgbe_adapter *)0)->m), \
 | |
| 				offsetof(struct ixgbe_adapter, m)
 | |
| #define IXGBE_NETDEV_STAT(m)	NETDEV_STATS, \
 | |
| 				sizeof(((struct rtnl_link_stats64 *)0)->m), \
 | |
| 				offsetof(struct rtnl_link_stats64, m)
 | |
| 
 | |
| static struct ixgbe_stats ixgbe_gstrings_stats[] = {
 | |
| 	{"rx_packets", IXGBE_NETDEV_STAT(rx_packets)},
 | |
| 	{"tx_packets", IXGBE_NETDEV_STAT(tx_packets)},
 | |
| 	{"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)},
 | |
| 	{"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)},
 | |
| 	{"rx_pkts_nic", IXGBE_STAT(stats.gprc)},
 | |
| 	{"tx_pkts_nic", IXGBE_STAT(stats.gptc)},
 | |
| 	{"rx_bytes_nic", IXGBE_STAT(stats.gorc)},
 | |
| 	{"tx_bytes_nic", IXGBE_STAT(stats.gotc)},
 | |
| 	{"lsc_int", IXGBE_STAT(lsc_int)},
 | |
| 	{"tx_busy", IXGBE_STAT(tx_busy)},
 | |
| 	{"non_eop_descs", IXGBE_STAT(non_eop_descs)},
 | |
| 	{"rx_errors", IXGBE_NETDEV_STAT(rx_errors)},
 | |
| 	{"tx_errors", IXGBE_NETDEV_STAT(tx_errors)},
 | |
| 	{"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)},
 | |
| 	{"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)},
 | |
| 	{"multicast", IXGBE_NETDEV_STAT(multicast)},
 | |
| 	{"broadcast", IXGBE_STAT(stats.bprc)},
 | |
| 	{"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
 | |
| 	{"collisions", IXGBE_NETDEV_STAT(collisions)},
 | |
| 	{"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)},
 | |
| 	{"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)},
 | |
| 	{"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)},
 | |
| 	{"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)},
 | |
| 	{"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)},
 | |
| 	{"fdir_match", IXGBE_STAT(stats.fdirmatch)},
 | |
| 	{"fdir_miss", IXGBE_STAT(stats.fdirmiss)},
 | |
| 	{"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)},
 | |
| 	{"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)},
 | |
| 	{"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)},
 | |
| 	{"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)},
 | |
| 	{"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)},
 | |
| 	{"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)},
 | |
| 	{"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
 | |
| 	{"tx_restart_queue", IXGBE_STAT(restart_queue)},
 | |
| 	{"rx_long_length_errors", IXGBE_STAT(stats.roc)},
 | |
| 	{"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
 | |
| 	{"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
 | |
| 	{"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
 | |
| 	{"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
 | |
| 	{"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
 | |
| 	{"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
 | |
| 	{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
 | |
| 	{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
 | |
| 	{"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)},
 | |
| #ifdef IXGBE_FCOE
 | |
| 	{"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)},
 | |
| 	{"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)},
 | |
| 	{"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)},
 | |
| 	{"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)},
 | |
| 	{"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)},
 | |
| 	{"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)},
 | |
| #endif /* IXGBE_FCOE */
 | |
| };
 | |
| 
 | |
| #define IXGBE_QUEUE_STATS_LEN \
 | |
| 	((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
 | |
| 	((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
 | |
| 	(sizeof(struct ixgbe_queue_stats) / sizeof(u64)))
 | |
| #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats)
 | |
| #define IXGBE_PB_STATS_LEN ( \
 | |
|                  (((struct ixgbe_adapter *)netdev_priv(netdev))->flags & \
 | |
|                  IXGBE_FLAG_DCB_ENABLED) ? \
 | |
|                  (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
 | |
|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
 | |
|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
 | |
|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
 | |
|                   / sizeof(u64) : 0)
 | |
| #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
 | |
|                          IXGBE_PB_STATS_LEN + \
 | |
|                          IXGBE_QUEUE_STATS_LEN)
 | |
| 
 | |
| static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = {
 | |
| 	"Register test  (offline)", "Eeprom test    (offline)",
 | |
| 	"Interrupt test (offline)", "Loopback test  (offline)",
 | |
| 	"Link test   (on/offline)"
 | |
| };
 | |
| #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN
 | |
| 
 | |
| static int ixgbe_get_settings(struct net_device *netdev,
 | |
|                               struct ethtool_cmd *ecmd)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u32 link_speed = 0;
 | |
| 	bool link_up;
 | |
| 
 | |
| 	ecmd->supported = SUPPORTED_10000baseT_Full;
 | |
| 	ecmd->autoneg = AUTONEG_ENABLE;
 | |
| 	ecmd->transceiver = XCVR_EXTERNAL;
 | |
| 	if ((hw->phy.media_type == ixgbe_media_type_copper) ||
 | |
| 	    (hw->phy.multispeed_fiber)) {
 | |
| 		ecmd->supported |= (SUPPORTED_1000baseT_Full |
 | |
| 		                    SUPPORTED_Autoneg);
 | |
| 
 | |
| 		ecmd->advertising = ADVERTISED_Autoneg;
 | |
| 		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
 | |
| 			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);
 | |
| 
 | |
| 		if (hw->phy.media_type == ixgbe_media_type_copper) {
 | |
| 			ecmd->supported |= SUPPORTED_TP;
 | |
| 			ecmd->advertising |= ADVERTISED_TP;
 | |
| 			ecmd->port = PORT_TP;
 | |
| 		} else {
 | |
| 			ecmd->supported |= SUPPORTED_FIBRE;
 | |
| 			ecmd->advertising |= ADVERTISED_FIBRE;
 | |
| 			ecmd->port = PORT_FIBRE;
 | |
| 		}
 | |
| 	} else if (hw->phy.media_type == ixgbe_media_type_backplane) {
 | |
| 		/* Set as FIBRE until SERDES defined in kernel */
 | |
| 		if (hw->device_id == 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;
 | |
| 		} else {
 | |
| 			ecmd->supported |= (SUPPORTED_1000baseT_Full |
 | |
| 					    SUPPORTED_FIBRE);
 | |
| 			ecmd->advertising = (ADVERTISED_10000baseT_Full |
 | |
| 					     ADVERTISED_1000baseT_Full |
 | |
| 					     ADVERTISED_FIBRE);
 | |
| 			ecmd->port = PORT_FIBRE;
 | |
| 		}
 | |
| 	} else {
 | |
| 		ecmd->supported |= SUPPORTED_FIBRE;
 | |
| 		ecmd->advertising = (ADVERTISED_10000baseT_Full |
 | |
| 		                     ADVERTISED_FIBRE);
 | |
| 		ecmd->port = PORT_FIBRE;
 | |
| 		ecmd->autoneg = AUTONEG_DISABLE;
 | |
| 	}
 | |
| 
 | |
| 	/* Get PHY type */
 | |
| 	switch (adapter->hw.phy.type) {
 | |
| 	case ixgbe_phy_tn:
 | |
| 	case ixgbe_phy_cu_unknown:
 | |
| 		/* Copper 10G-BASET */
 | |
| 		ecmd->port = PORT_TP;
 | |
| 		break;
 | |
| 	case ixgbe_phy_qt:
 | |
| 		ecmd->port = PORT_FIBRE;
 | |
| 		break;
 | |
| 	case ixgbe_phy_nl:
 | |
| 	case ixgbe_phy_sfp_passive_tyco:
 | |
| 	case ixgbe_phy_sfp_passive_unknown:
 | |
| 	case ixgbe_phy_sfp_ftl:
 | |
| 	case ixgbe_phy_sfp_avago:
 | |
| 	case ixgbe_phy_sfp_intel:
 | |
| 	case ixgbe_phy_sfp_unknown:
 | |
| 		switch (adapter->hw.phy.sfp_type) {
 | |
| 		/* SFP+ devices, further checking needed */
 | |
| 		case ixgbe_sfp_type_da_cu:
 | |
| 		case ixgbe_sfp_type_da_cu_core0:
 | |
| 		case ixgbe_sfp_type_da_cu_core1:
 | |
| 			ecmd->port = PORT_DA;
 | |
| 			break;
 | |
| 		case ixgbe_sfp_type_sr:
 | |
| 		case ixgbe_sfp_type_lr:
 | |
| 		case ixgbe_sfp_type_srlr_core0:
 | |
| 		case ixgbe_sfp_type_srlr_core1:
 | |
| 			ecmd->port = PORT_FIBRE;
 | |
| 			break;
 | |
| 		case ixgbe_sfp_type_not_present:
 | |
| 			ecmd->port = PORT_NONE;
 | |
| 			break;
 | |
| 		case ixgbe_sfp_type_1g_cu_core0:
 | |
| 		case ixgbe_sfp_type_1g_cu_core1:
 | |
| 			ecmd->port = PORT_TP;
 | |
| 			ecmd->supported = SUPPORTED_TP;
 | |
| 			ecmd->advertising = (ADVERTISED_1000baseT_Full |
 | |
| 			                     ADVERTISED_TP);
 | |
| 			break;
 | |
| 		case ixgbe_sfp_type_unknown:
 | |
| 		default:
 | |
| 			ecmd->port = PORT_OTHER;
 | |
| 			break;
 | |
| 		}
 | |
| 		break;
 | |
| 	case ixgbe_phy_xaui:
 | |
| 		ecmd->port = PORT_NONE;
 | |
| 		break;
 | |
| 	case ixgbe_phy_unknown:
 | |
| 	case ixgbe_phy_generic:
 | |
| 	case ixgbe_phy_sfp_unsupported:
 | |
| 	default:
 | |
| 		ecmd->port = PORT_OTHER;
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
 | |
| 	if (link_up) {
 | |
| 		ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
 | |
| 		               SPEED_10000 : SPEED_1000;
 | |
| 		ecmd->duplex = DUPLEX_FULL;
 | |
| 	} else {
 | |
| 		ecmd->speed = -1;
 | |
| 		ecmd->duplex = -1;
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_settings(struct net_device *netdev,
 | |
|                               struct ethtool_cmd *ecmd)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u32 advertised, old;
 | |
| 	s32 err = 0;
 | |
| 
 | |
| 	if ((hw->phy.media_type == ixgbe_media_type_copper) ||
 | |
| 	    (hw->phy.multispeed_fiber)) {
 | |
| 		/* 10000/copper and 1000/copper must autoneg
 | |
| 		 * this function does not support any duplex forcing, but can
 | |
| 		 * limit the advertising of the adapter to only 10000 or 1000 */
 | |
| 		if (ecmd->autoneg == AUTONEG_DISABLE)
 | |
| 			return -EINVAL;
 | |
| 
 | |
| 		old = hw->phy.autoneg_advertised;
 | |
| 		advertised = 0;
 | |
| 		if (ecmd->advertising & ADVERTISED_10000baseT_Full)
 | |
| 			advertised |= IXGBE_LINK_SPEED_10GB_FULL;
 | |
| 
 | |
| 		if (ecmd->advertising & ADVERTISED_1000baseT_Full)
 | |
| 			advertised |= IXGBE_LINK_SPEED_1GB_FULL;
 | |
| 
 | |
| 		if (old == advertised)
 | |
| 			return err;
 | |
| 		/* this sets the link speed and restarts auto-neg */
 | |
| 		hw->mac.autotry_restart = true;
 | |
| 		err = hw->mac.ops.setup_link(hw, advertised, true, true);
 | |
| 		if (err) {
 | |
| 			e_info(probe, "setup link failed with code %d\n", err);
 | |
| 			hw->mac.ops.setup_link(hw, old, true, true);
 | |
| 		}
 | |
| 	} else {
 | |
| 		/* in this case we currently only support 10Gb/FULL */
 | |
| 		if ((ecmd->autoneg == AUTONEG_ENABLE) ||
 | |
| 		    (ecmd->advertising != ADVERTISED_10000baseT_Full) ||
 | |
| 		    (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
 | |
| 			return -EINVAL;
 | |
| 	}
 | |
| 
 | |
| 	return err;
 | |
| }
 | |
| 
 | |
| static void ixgbe_get_pauseparam(struct net_device *netdev,
 | |
|                                  struct ethtool_pauseparam *pause)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 
 | |
| 	/*
 | |
| 	 * 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;
 | |
| 
 | |
| #ifdef CONFIG_DCB
 | |
| 	if (hw->fc.current_mode == ixgbe_fc_pfc) {
 | |
| 		pause->rx_pause = 0;
 | |
| 		pause->tx_pause = 0;
 | |
| 	}
 | |
| 
 | |
| #endif
 | |
| 	if (hw->fc.current_mode == ixgbe_fc_rx_pause) {
 | |
| 		pause->rx_pause = 1;
 | |
| 	} else if (hw->fc.current_mode == ixgbe_fc_tx_pause) {
 | |
| 		pause->tx_pause = 1;
 | |
| 	} else if (hw->fc.current_mode == ixgbe_fc_full) {
 | |
| 		pause->rx_pause = 1;
 | |
| 		pause->tx_pause = 1;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_pauseparam(struct net_device *netdev,
 | |
|                                 struct ethtool_pauseparam *pause)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	struct ixgbe_fc_info fc;
 | |
| 
 | |
| #ifdef CONFIG_DCB
 | |
| 	if (adapter->dcb_cfg.pfc_mode_enable ||
 | |
| 		((hw->mac.type == ixgbe_mac_82598EB) &&
 | |
| 		(adapter->flags & IXGBE_FLAG_DCB_ENABLED)))
 | |
| 		return -EINVAL;
 | |
| 
 | |
| #endif
 | |
| 
 | |
| 	fc = hw->fc;
 | |
| 
 | |
| 	if (pause->autoneg != AUTONEG_ENABLE)
 | |
| 		fc.disable_fc_autoneg = true;
 | |
| 	else
 | |
| 		fc.disable_fc_autoneg = false;
 | |
| 
 | |
| 	if ((pause->rx_pause && pause->tx_pause) || pause->autoneg)
 | |
| 		fc.requested_mode = ixgbe_fc_full;
 | |
| 	else if (pause->rx_pause && !pause->tx_pause)
 | |
| 		fc.requested_mode = ixgbe_fc_rx_pause;
 | |
| 	else if (!pause->rx_pause && pause->tx_pause)
 | |
| 		fc.requested_mode = ixgbe_fc_tx_pause;
 | |
| 	else if (!pause->rx_pause && !pause->tx_pause)
 | |
| 		fc.requested_mode = ixgbe_fc_none;
 | |
| 	else
 | |
| 		return -EINVAL;
 | |
| 
 | |
| #ifdef CONFIG_DCB
 | |
| 	adapter->last_lfc_mode = fc.requested_mode;
 | |
| #endif
 | |
| 
 | |
| 	/* if the thing changed then we'll update and use new autoneg */
 | |
| 	if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) {
 | |
| 		hw->fc = fc;
 | |
| 		if (netif_running(netdev))
 | |
| 			ixgbe_reinit_locked(adapter);
 | |
| 		else
 | |
| 			ixgbe_reset(adapter);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static u32 ixgbe_get_rx_csum(struct net_device *netdev)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	return (adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED);
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_rx_csum(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	if (data)
 | |
| 		adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED;
 | |
| 	else
 | |
| 		adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED;
 | |
| 
 | |
| 	if (netif_running(netdev))
 | |
| 		ixgbe_reinit_locked(adapter);
 | |
| 	else
 | |
| 		ixgbe_reset(adapter);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static u32 ixgbe_get_tx_csum(struct net_device *netdev)
 | |
| {
 | |
| 	return (netdev->features & NETIF_F_IP_CSUM) != 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_tx_csum(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 
 | |
| 	if (data) {
 | |
| 		netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 | |
| 		if (adapter->hw.mac.type == ixgbe_mac_82599EB)
 | |
| 			netdev->features |= NETIF_F_SCTP_CSUM;
 | |
| 	} else {
 | |
| 		netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 | |
| 		if (adapter->hw.mac.type == ixgbe_mac_82599EB)
 | |
| 			netdev->features &= ~NETIF_F_SCTP_CSUM;
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_tso(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	if (data) {
 | |
| 		netdev->features |= NETIF_F_TSO;
 | |
| 		netdev->features |= NETIF_F_TSO6;
 | |
| 	} else {
 | |
| 		netdev->features &= ~NETIF_F_TSO;
 | |
| 		netdev->features &= ~NETIF_F_TSO6;
 | |
| 	}
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static u32 ixgbe_get_msglevel(struct net_device *netdev)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	return adapter->msg_enable;
 | |
| }
 | |
| 
 | |
| static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	adapter->msg_enable = data;
 | |
| }
 | |
| 
 | |
| static int ixgbe_get_regs_len(struct net_device *netdev)
 | |
| {
 | |
| #define IXGBE_REGS_LEN  1128
 | |
| 	return IXGBE_REGS_LEN * sizeof(u32);
 | |
| }
 | |
| 
 | |
| #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_
 | |
| 
 | |
| static void ixgbe_get_regs(struct net_device *netdev,
 | |
|                            struct ethtool_regs *regs, void *p)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u32 *regs_buff = p;
 | |
| 	u8 i;
 | |
| 
 | |
| 	memset(p, 0, IXGBE_REGS_LEN * sizeof(u32));
 | |
| 
 | |
| 	regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id;
 | |
| 
 | |
| 	/* General Registers */
 | |
| 	regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL);
 | |
| 	regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS);
 | |
| 	regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
 | |
| 	regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP);
 | |
| 	regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP);
 | |
| 	regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 | |
| 	regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER);
 | |
| 	regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER);
 | |
| 
 | |
| 	/* NVM Register */
 | |
| 	regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC);
 | |
| 	regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD);
 | |
| 	regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA);
 | |
| 	regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL);
 | |
| 	regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA);
 | |
| 	regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL);
 | |
| 	regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA);
 | |
| 	regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT);
 | |
| 	regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP);
 | |
| 	regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC);
 | |
| 
 | |
| 	/* Interrupt */
 | |
| 	/* don't read EICR because it can clear interrupt causes, instead
 | |
| 	 * read EICS which is a shadow but doesn't clear EICR */
 | |
| 	regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS);
 | |
| 	regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS);
 | |
| 	regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS);
 | |
| 	regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC);
 | |
| 	regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC);
 | |
| 	regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM);
 | |
| 	regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0));
 | |
| 	regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0));
 | |
| 	regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT);
 | |
| 	regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA);
 | |
| 	regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0));
 | |
| 	regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE);
 | |
| 
 | |
| 	/* Flow Control */
 | |
| 	regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP);
 | |
| 	regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0));
 | |
| 	regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1));
 | |
| 	regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2));
 | |
| 	regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i));
 | |
| 	regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV);
 | |
| 	regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS);
 | |
| 
 | |
| 	/* Receive DMA */
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i));
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i));
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i));
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i));
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i));
 | |
| 	for (i = 0; i < 64; i++)
 | |
| 		regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i));
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i));
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i));
 | |
| 	regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i));
 | |
| 	regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 | |
| 	regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN);
 | |
| 
 | |
| 	/* Receive */
 | |
| 	regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
 | |
| 	regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i));
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i));
 | |
| 	regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0));
 | |
| 	regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL);
 | |
| 	regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 | |
| 	regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL);
 | |
| 	regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC);
 | |
| 	regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i));
 | |
| 	regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP);
 | |
| 
 | |
| 	/* Transmit */
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i));
 | |
| 	for (i = 0; i < 32; i++)
 | |
| 		regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i));
 | |
| 	regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i));
 | |
| 	regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i));
 | |
| 	regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP);
 | |
| 
 | |
| 	/* Wake Up */
 | |
| 	regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC);
 | |
| 	regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC);
 | |
| 	regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS);
 | |
| 	regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV);
 | |
| 	regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT);
 | |
| 	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(0));
 | |
| 
 | |
| 	regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS);
 | |
| 	regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS);
 | |
| 	regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS);
 | |
| 	regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i));
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i));
 | |
| 
 | |
| 	/* Statistics */
 | |
| 	regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs);
 | |
| 	regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc);
 | |
| 	regs_buff[883] = IXGBE_GET_STAT(adapter, errbc);
 | |
| 	regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]);
 | |
| 	regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc);
 | |
| 	regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc);
 | |
| 	regs_buff[895] = IXGBE_GET_STAT(adapter, rlec);
 | |
| 	regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc);
 | |
| 	regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc);
 | |
| 	regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc);
 | |
| 	regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]);
 | |
| 	regs_buff[932] = IXGBE_GET_STAT(adapter, prc64);
 | |
| 	regs_buff[933] = IXGBE_GET_STAT(adapter, prc127);
 | |
| 	regs_buff[934] = IXGBE_GET_STAT(adapter, prc255);
 | |
| 	regs_buff[935] = IXGBE_GET_STAT(adapter, prc511);
 | |
| 	regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023);
 | |
| 	regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522);
 | |
| 	regs_buff[938] = IXGBE_GET_STAT(adapter, gprc);
 | |
| 	regs_buff[939] = IXGBE_GET_STAT(adapter, bprc);
 | |
| 	regs_buff[940] = IXGBE_GET_STAT(adapter, mprc);
 | |
| 	regs_buff[941] = IXGBE_GET_STAT(adapter, gptc);
 | |
| 	regs_buff[942] = IXGBE_GET_STAT(adapter, gorc);
 | |
| 	regs_buff[944] = IXGBE_GET_STAT(adapter, gotc);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]);
 | |
| 	regs_buff[954] = IXGBE_GET_STAT(adapter, ruc);
 | |
| 	regs_buff[955] = IXGBE_GET_STAT(adapter, rfc);
 | |
| 	regs_buff[956] = IXGBE_GET_STAT(adapter, roc);
 | |
| 	regs_buff[957] = IXGBE_GET_STAT(adapter, rjc);
 | |
| 	regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc);
 | |
| 	regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc);
 | |
| 	regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc);
 | |
| 	regs_buff[961] = IXGBE_GET_STAT(adapter, tor);
 | |
| 	regs_buff[963] = IXGBE_GET_STAT(adapter, tpr);
 | |
| 	regs_buff[964] = IXGBE_GET_STAT(adapter, tpt);
 | |
| 	regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64);
 | |
| 	regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127);
 | |
| 	regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255);
 | |
| 	regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511);
 | |
| 	regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023);
 | |
| 	regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522);
 | |
| 	regs_buff[971] = IXGBE_GET_STAT(adapter, mptc);
 | |
| 	regs_buff[972] = IXGBE_GET_STAT(adapter, bptc);
 | |
| 	regs_buff[973] = IXGBE_GET_STAT(adapter, xec);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]);
 | |
| 	for (i = 0; i < 16; i++)
 | |
| 		regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]);
 | |
| 
 | |
| 	/* MAC */
 | |
| 	regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG);
 | |
| 	regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 | |
| 	regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
 | |
| 	regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0);
 | |
| 	regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1);
 | |
| 	regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
 | |
| 	regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
 | |
| 	regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP);
 | |
| 	regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP);
 | |
| 	regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0);
 | |
| 	regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1);
 | |
| 	regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP);
 | |
| 	regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA);
 | |
| 	regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE);
 | |
| 	regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD);
 | |
| 	regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS);
 | |
| 	regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA);
 | |
| 	regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD);
 | |
| 	regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD);
 | |
| 	regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD);
 | |
| 	regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG);
 | |
| 	regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1);
 | |
| 	regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2);
 | |
| 	regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS);
 | |
| 	regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC);
 | |
| 	regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS);
 | |
| 	regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC);
 | |
| 	regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS);
 | |
| 	regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2);
 | |
| 	regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3);
 | |
| 	regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1);
 | |
| 	regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2);
 | |
| 	regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL);
 | |
| 
 | |
| 	/* Diagnostic */
 | |
| 	regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i));
 | |
| 	regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN);
 | |
| 	for (i = 0; i < 4; i++)
 | |
| 		regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i));
 | |
| 	regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE);
 | |
| 	regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i));
 | |
| 	regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN);
 | |
| 	for (i = 0; i < 4; i++)
 | |
| 		regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i));
 | |
| 	regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE);
 | |
| 	regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL);
 | |
| 	regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0);
 | |
| 	regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1);
 | |
| 	regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2);
 | |
| 	regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3);
 | |
| 	regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL);
 | |
| 	regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0);
 | |
| 	regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1);
 | |
| 	regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2);
 | |
| 	regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3);
 | |
| 	for (i = 0; i < 8; i++)
 | |
| 		regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i));
 | |
| 	regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL);
 | |
| 	regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1);
 | |
| 	regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2);
 | |
| 	regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1);
 | |
| 	regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2);
 | |
| 	regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS);
 | |
| 	regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
 | |
| 	regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
 | |
| 	regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
 | |
| }
 | |
| 
 | |
| static int ixgbe_get_eeprom_len(struct net_device *netdev)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	return adapter->hw.eeprom.word_size * 2;
 | |
| }
 | |
| 
 | |
| static int ixgbe_get_eeprom(struct net_device *netdev,
 | |
|                             struct ethtool_eeprom *eeprom, u8 *bytes)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u16 *eeprom_buff;
 | |
| 	int first_word, last_word, eeprom_len;
 | |
| 	int ret_val = 0;
 | |
| 	u16 i;
 | |
| 
 | |
| 	if (eeprom->len == 0)
 | |
| 		return -EINVAL;
 | |
| 
 | |
| 	eeprom->magic = hw->vendor_id | (hw->device_id << 16);
 | |
| 
 | |
| 	first_word = eeprom->offset >> 1;
 | |
| 	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
 | |
| 	eeprom_len = last_word - first_word + 1;
 | |
| 
 | |
| 	eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
 | |
| 	if (!eeprom_buff)
 | |
| 		return -ENOMEM;
 | |
| 
 | |
| 	for (i = 0; i < eeprom_len; i++) {
 | |
| 		if ((ret_val = hw->eeprom.ops.read(hw, first_word + i,
 | |
| 		    &eeprom_buff[i])))
 | |
| 			break;
 | |
| 	}
 | |
| 
 | |
| 	/* Device's eeprom is always little-endian, word addressable */
 | |
| 	for (i = 0; i < eeprom_len; i++)
 | |
| 		le16_to_cpus(&eeprom_buff[i]);
 | |
| 
 | |
| 	memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
 | |
| 	kfree(eeprom_buff);
 | |
| 
 | |
| 	return ret_val;
 | |
| }
 | |
| 
 | |
| 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);
 | |
| 
 | |
| 	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->testinfo_len = IXGBE_TEST_LEN;
 | |
| 	drvinfo->regdump_len = ixgbe_get_regs_len(netdev);
 | |
| }
 | |
| 
 | |
| static void ixgbe_get_ringparam(struct net_device *netdev,
 | |
|                                 struct ethtool_ringparam *ring)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_ring *tx_ring = adapter->tx_ring[0];
 | |
| 	struct ixgbe_ring *rx_ring = adapter->rx_ring[0];
 | |
| 
 | |
| 	ring->rx_max_pending = IXGBE_MAX_RXD;
 | |
| 	ring->tx_max_pending = IXGBE_MAX_TXD;
 | |
| 	ring->rx_mini_max_pending = 0;
 | |
| 	ring->rx_jumbo_max_pending = 0;
 | |
| 	ring->rx_pending = rx_ring->count;
 | |
| 	ring->tx_pending = tx_ring->count;
 | |
| 	ring->rx_mini_pending = 0;
 | |
| 	ring->rx_jumbo_pending = 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_ringparam(struct net_device *netdev,
 | |
|                                struct ethtool_ringparam *ring)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
 | |
| 	int i, err = 0;
 | |
| 	u32 new_rx_count, new_tx_count;
 | |
| 	bool need_update = false;
 | |
| 
 | |
| 	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
 | |
| 		return -EINVAL;
 | |
| 
 | |
| 	new_rx_count = max(ring->rx_pending, (u32)IXGBE_MIN_RXD);
 | |
| 	new_rx_count = min(new_rx_count, (u32)IXGBE_MAX_RXD);
 | |
| 	new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE);
 | |
| 
 | |
| 	new_tx_count = max(ring->tx_pending, (u32)IXGBE_MIN_TXD);
 | |
| 	new_tx_count = min(new_tx_count, (u32)IXGBE_MAX_TXD);
 | |
| 	new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE);
 | |
| 
 | |
| 	if ((new_tx_count == adapter->tx_ring[0]->count) &&
 | |
| 	    (new_rx_count == adapter->rx_ring[0]->count)) {
 | |
| 		/* nothing to do */
 | |
| 		return 0;
 | |
| 	}
 | |
| 
 | |
| 	while (test_and_set_bit(__IXGBE_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;
 | |
| 	}
 | |
| 
 | |
| 	temp_tx_ring = vmalloc(adapter->num_tx_queues * sizeof(struct ixgbe_ring));
 | |
| 	if (!temp_tx_ring) {
 | |
| 		err = -ENOMEM;
 | |
| 		goto clear_reset;
 | |
| 	}
 | |
| 
 | |
| 	if (new_tx_count != adapter->tx_ring_count) {
 | |
| 		for (i = 0; i < adapter->num_tx_queues; i++) {
 | |
| 			memcpy(&temp_tx_ring[i], adapter->tx_ring[i],
 | |
| 			       sizeof(struct ixgbe_ring));
 | |
| 			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_tx_ring[i]);
 | |
| 				}
 | |
| 				goto clear_reset;
 | |
| 			}
 | |
| 		}
 | |
| 		need_update = true;
 | |
| 	}
 | |
| 
 | |
| 	temp_rx_ring = vmalloc(adapter->num_rx_queues * sizeof(struct ixgbe_ring));
 | |
| 	if (!temp_rx_ring) {
 | |
| 		err = -ENOMEM;
 | |
| 		goto err_setup;
 | |
| 	}
 | |
| 
 | |
| 	if (new_rx_count != adapter->rx_ring_count) {
 | |
| 		for (i = 0; i < adapter->num_rx_queues; i++) {
 | |
| 			memcpy(&temp_rx_ring[i], adapter->rx_ring[i],
 | |
| 			       sizeof(struct ixgbe_ring));
 | |
| 			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_rx_ring[i]);
 | |
| 				}
 | |
| 				goto err_setup;
 | |
| 			}
 | |
| 		}
 | |
| 		need_update = true;
 | |
| 	}
 | |
| 
 | |
| 	/* if rings need to be updated, here's the place to do it in one shot */
 | |
| 	if (need_update) {
 | |
| 		ixgbe_down(adapter);
 | |
| 
 | |
| 		/* tx */
 | |
| 		if (new_tx_count != adapter->tx_ring_count) {
 | |
| 			for (i = 0; i < adapter->num_tx_queues; i++) {
 | |
| 				ixgbe_free_tx_resources(adapter,
 | |
| 				                        adapter->tx_ring[i]);
 | |
| 				memcpy(adapter->tx_ring[i], &temp_tx_ring[i],
 | |
| 				       sizeof(struct ixgbe_ring));
 | |
| 			}
 | |
| 			adapter->tx_ring_count = new_tx_count;
 | |
| 		}
 | |
| 
 | |
| 		/* rx */
 | |
| 		if (new_rx_count != adapter->rx_ring_count) {
 | |
| 			for (i = 0; i < adapter->num_rx_queues; i++) {
 | |
| 				ixgbe_free_rx_resources(adapter,
 | |
| 				                        adapter->rx_ring[i]);
 | |
| 				memcpy(adapter->rx_ring[i], &temp_rx_ring[i],
 | |
| 				       sizeof(struct ixgbe_ring));
 | |
| 			}
 | |
| 			adapter->rx_ring_count = new_rx_count;
 | |
| 		}
 | |
| 		ixgbe_up(adapter);
 | |
| 	}
 | |
| 
 | |
| 	vfree(temp_rx_ring);
 | |
| err_setup:
 | |
| 	vfree(temp_tx_ring);
 | |
| clear_reset:
 | |
| 	clear_bit(__IXGBE_RESETTING, &adapter->state);
 | |
| 	return err;
 | |
| }
 | |
| 
 | |
| static int ixgbe_get_sset_count(struct net_device *netdev, int sset)
 | |
| {
 | |
| 	switch (sset) {
 | |
| 	case ETH_SS_TEST:
 | |
| 		return IXGBE_TEST_LEN;
 | |
| 	case ETH_SS_STATS:
 | |
| 		return IXGBE_STATS_LEN;
 | |
| 	case ETH_SS_NTUPLE_FILTERS:
 | |
| 		return (ETHTOOL_MAX_NTUPLE_LIST_ENTRY *
 | |
| 		        ETHTOOL_MAX_NTUPLE_STRING_PER_ENTRY);
 | |
| 	default:
 | |
| 		return -EOPNOTSUPP;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static void ixgbe_get_ethtool_stats(struct net_device *netdev,
 | |
|                                     struct ethtool_stats *stats, u64 *data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	u64 *queue_stat;
 | |
| 	int stat_count = sizeof(struct ixgbe_queue_stats) / sizeof(u64);
 | |
| 	struct rtnl_link_stats64 temp;
 | |
| 	const struct rtnl_link_stats64 *net_stats;
 | |
| 	int j, k;
 | |
| 	int i;
 | |
| 	char *p = NULL;
 | |
| 
 | |
| 	ixgbe_update_stats(adapter);
 | |
| 	net_stats = dev_get_stats(netdev, &temp);
 | |
| 	for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 | |
| 		switch (ixgbe_gstrings_stats[i].type) {
 | |
| 		case NETDEV_STATS:
 | |
| 			p = (char *) net_stats +
 | |
| 					ixgbe_gstrings_stats[i].stat_offset;
 | |
| 			break;
 | |
| 		case IXGBE_STATS:
 | |
| 			p = (char *) adapter +
 | |
| 					ixgbe_gstrings_stats[i].stat_offset;
 | |
| 			break;
 | |
| 		}
 | |
| 
 | |
| 		data[i] = (ixgbe_gstrings_stats[i].sizeof_stat ==
 | |
| 		           sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
 | |
| 	}
 | |
| 	for (j = 0; j < adapter->num_tx_queues; j++) {
 | |
| 		queue_stat = (u64 *)&adapter->tx_ring[j]->stats;
 | |
| 		for (k = 0; k < stat_count; k++)
 | |
| 			data[i + k] = queue_stat[k];
 | |
| 		i += k;
 | |
| 	}
 | |
| 	for (j = 0; j < adapter->num_rx_queues; j++) {
 | |
| 		queue_stat = (u64 *)&adapter->rx_ring[j]->stats;
 | |
| 		for (k = 0; k < stat_count; k++)
 | |
| 			data[i + k] = queue_stat[k];
 | |
| 		i += k;
 | |
| 	}
 | |
| 	if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
 | |
| 		for (j = 0; j < MAX_TX_PACKET_BUFFERS; j++) {
 | |
| 			data[i++] = adapter->stats.pxontxc[j];
 | |
| 			data[i++] = adapter->stats.pxofftxc[j];
 | |
| 		}
 | |
| 		for (j = 0; j < MAX_RX_PACKET_BUFFERS; j++) {
 | |
| 			data[i++] = adapter->stats.pxonrxc[j];
 | |
| 			data[i++] = adapter->stats.pxoffrxc[j];
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static void ixgbe_get_strings(struct net_device *netdev, u32 stringset,
 | |
|                               u8 *data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	char *p = (char *)data;
 | |
| 	int i;
 | |
| 
 | |
| 	switch (stringset) {
 | |
| 	case ETH_SS_TEST:
 | |
| 		memcpy(data, *ixgbe_gstrings_test,
 | |
| 		       IXGBE_TEST_LEN * ETH_GSTRING_LEN);
 | |
| 		break;
 | |
| 	case ETH_SS_STATS:
 | |
| 		for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 | |
| 			memcpy(p, ixgbe_gstrings_stats[i].stat_string,
 | |
| 			       ETH_GSTRING_LEN);
 | |
| 			p += ETH_GSTRING_LEN;
 | |
| 		}
 | |
| 		for (i = 0; i < adapter->num_tx_queues; i++) {
 | |
| 			sprintf(p, "tx_queue_%u_packets", i);
 | |
| 			p += ETH_GSTRING_LEN;
 | |
| 			sprintf(p, "tx_queue_%u_bytes", 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_bytes", i);
 | |
| 			p += ETH_GSTRING_LEN;
 | |
| 		}
 | |
| 		if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
 | |
| 			for (i = 0; i < MAX_TX_PACKET_BUFFERS; i++) {
 | |
| 				sprintf(p, "tx_pb_%u_pxon", i);
 | |
| 				p += ETH_GSTRING_LEN;
 | |
| 				sprintf(p, "tx_pb_%u_pxoff", i);
 | |
| 				p += ETH_GSTRING_LEN;
 | |
| 			}
 | |
| 			for (i = 0; i < MAX_RX_PACKET_BUFFERS; i++) {
 | |
| 				sprintf(p, "rx_pb_%u_pxon", i);
 | |
| 				p += ETH_GSTRING_LEN;
 | |
| 				sprintf(p, "rx_pb_%u_pxoff", i);
 | |
| 				p += ETH_GSTRING_LEN;
 | |
| 			}
 | |
| 		}
 | |
| 		/* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */
 | |
| 		break;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data)
 | |
| {
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	bool link_up;
 | |
| 	u32 link_speed = 0;
 | |
| 	*data = 0;
 | |
| 
 | |
| 	hw->mac.ops.check_link(hw, &link_speed, &link_up, true);
 | |
| 	if (link_up)
 | |
| 		return *data;
 | |
| 	else
 | |
| 		*data = 1;
 | |
| 	return *data;
 | |
| }
 | |
| 
 | |
| /* ethtool register test data */
 | |
| struct ixgbe_reg_test {
 | |
| 	u16 reg;
 | |
| 	u8  array_len;
 | |
| 	u8  test_type;
 | |
| 	u32 mask;
 | |
| 	u32 write;
 | |
| };
 | |
| 
 | |
| /* In the hardware, registers are laid out either singly, in arrays
 | |
|  * spaced 0x40 bytes apart, or in contiguous tables.  We assume
 | |
|  * most tests take place on arrays or single registers (handled
 | |
|  * as a single-element array) and special-case the tables.
 | |
|  * Table tests are always pattern tests.
 | |
|  *
 | |
|  * We also make provision for some required setup steps by specifying
 | |
|  * registers to be written without any read-back testing.
 | |
|  */
 | |
| 
 | |
| #define PATTERN_TEST	1
 | |
| #define SET_READ_TEST	2
 | |
| #define WRITE_NO_TEST	3
 | |
| #define TABLE32_TEST	4
 | |
| #define TABLE64_TEST_LO	5
 | |
| #define TABLE64_TEST_HI	6
 | |
| 
 | |
| /* default 82599 register test */
 | |
| static struct ixgbe_reg_test reg_test_82599[] = {
 | |
| 	{ IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
 | |
| 	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 },
 | |
| 	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
 | |
| 	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
 | |
| 	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
 | |
| 	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
 | |
| 	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 },
 | |
| 	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 },
 | |
| 	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF },
 | |
| 	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ 0, 0, 0, 0 }
 | |
| };
 | |
| 
 | |
| /* default 82598 register test */
 | |
| static struct ixgbe_reg_test reg_test_82598[] = {
 | |
| 	{ IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 },
 | |
| 	{ IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
 | |
| 	{ IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
 | |
| 	/* Enable all four RX queues before testing. */
 | |
| 	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE },
 | |
| 	/* RDH is read-only for 82598, only test RDT. */
 | |
| 	{ IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF },
 | |
| 	{ IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 },
 | |
| 	{ IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 },
 | |
| 	{ IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF },
 | |
| 	{ IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF },
 | |
| 	{ IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 },
 | |
| 	{ IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 },
 | |
| 	{ IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF },
 | |
| 	{ IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF },
 | |
| 	{ 0, 0, 0, 0 }
 | |
| };
 | |
| 
 | |
| #define REG_PATTERN_TEST(R, M, W)                                             \
 | |
| {                                                                             \
 | |
| 	u32 pat, val, before;                                                 \
 | |
| 	const u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
 | |
| 	for (pat = 0; pat < ARRAY_SIZE(_test); pat++) {                       \
 | |
| 		before = readl(adapter->hw.hw_addr + R);                      \
 | |
| 		writel((_test[pat] & W), (adapter->hw.hw_addr + R));          \
 | |
| 		val = readl(adapter->hw.hw_addr + R);                         \
 | |
| 		if (val != (_test[pat] & W & M)) {                            \
 | |
| 			e_err(drv, "pattern test reg %04X failed: got "   \
 | |
| 			      "0x%08X expected 0x%08X\n",		      \
 | |
| 			      R, val, (_test[pat] & W & M));                \
 | |
| 			*data = R;                                            \
 | |
| 			writel(before, adapter->hw.hw_addr + R);              \
 | |
| 			return 1;                                             \
 | |
| 		}                                                             \
 | |
| 		writel(before, adapter->hw.hw_addr + R);                      \
 | |
| 	}                                                                     \
 | |
| }
 | |
| 
 | |
| #define REG_SET_AND_CHECK(R, M, W)                                            \
 | |
| {                                                                             \
 | |
| 	u32 val, before;                                                      \
 | |
| 	before = readl(adapter->hw.hw_addr + R);                              \
 | |
| 	writel((W & M), (adapter->hw.hw_addr + R));                           \
 | |
| 	val = readl(adapter->hw.hw_addr + R);                                 \
 | |
| 	if ((W & M) != (val & M)) {                                           \
 | |
| 		e_err(drv, "set/check reg %04X test failed: got 0x%08X "  \
 | |
| 		      "expected 0x%08X\n", R, (val & M), (W & M));        \
 | |
| 		*data = R;                                                    \
 | |
| 		writel(before, (adapter->hw.hw_addr + R));                    \
 | |
| 		return 1;                                                     \
 | |
| 	}                                                                     \
 | |
| 	writel(before, (adapter->hw.hw_addr + R));                            \
 | |
| }
 | |
| 
 | |
| static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data)
 | |
| {
 | |
| 	struct ixgbe_reg_test *test;
 | |
| 	u32 value, before, after;
 | |
| 	u32 i, toggle;
 | |
| 
 | |
| 	if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
 | |
| 		toggle = 0x7FFFF30F;
 | |
| 		test = reg_test_82599;
 | |
| 	} else {
 | |
| 		toggle = 0x7FFFF3FF;
 | |
| 		test = reg_test_82598;
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * Because the status register is such a special case,
 | |
| 	 * we handle it separately from the rest of the register
 | |
| 	 * tests.  Some bits are read-only, some toggle, and some
 | |
| 	 * are writeable on newer MACs.
 | |
| 	 */
 | |
| 	before = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS);
 | |
| 	value = (IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, toggle);
 | |
| 	after = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle;
 | |
| 	if (value != after) {
 | |
| 		e_err(drv, "failed STATUS register test got: 0x%08X "
 | |
| 		      "expected: 0x%08X\n", after, value);
 | |
| 		*data = 1;
 | |
| 		return 1;
 | |
| 	}
 | |
| 	/* restore previous status */
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, before);
 | |
| 
 | |
| 	/*
 | |
| 	 * Perform the remainder of the register test, looping through
 | |
| 	 * the test table until we either fail or reach the null entry.
 | |
| 	 */
 | |
| 	while (test->reg) {
 | |
| 		for (i = 0; i < test->array_len; i++) {
 | |
| 			switch (test->test_type) {
 | |
| 			case PATTERN_TEST:
 | |
| 				REG_PATTERN_TEST(test->reg + (i * 0x40),
 | |
| 						test->mask,
 | |
| 						test->write);
 | |
| 				break;
 | |
| 			case SET_READ_TEST:
 | |
| 				REG_SET_AND_CHECK(test->reg + (i * 0x40),
 | |
| 						test->mask,
 | |
| 						test->write);
 | |
| 				break;
 | |
| 			case WRITE_NO_TEST:
 | |
| 				writel(test->write,
 | |
| 				       (adapter->hw.hw_addr + test->reg)
 | |
| 				       + (i * 0x40));
 | |
| 				break;
 | |
| 			case TABLE32_TEST:
 | |
| 				REG_PATTERN_TEST(test->reg + (i * 4),
 | |
| 						test->mask,
 | |
| 						test->write);
 | |
| 				break;
 | |
| 			case TABLE64_TEST_LO:
 | |
| 				REG_PATTERN_TEST(test->reg + (i * 8),
 | |
| 						test->mask,
 | |
| 						test->write);
 | |
| 				break;
 | |
| 			case TABLE64_TEST_HI:
 | |
| 				REG_PATTERN_TEST((test->reg + 4) + (i * 8),
 | |
| 						test->mask,
 | |
| 						test->write);
 | |
| 				break;
 | |
| 			}
 | |
| 		}
 | |
| 		test++;
 | |
| 	}
 | |
| 
 | |
| 	*data = 0;
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data)
 | |
| {
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	if (hw->eeprom.ops.validate_checksum(hw, NULL))
 | |
| 		*data = 1;
 | |
| 	else
 | |
| 		*data = 0;
 | |
| 	return *data;
 | |
| }
 | |
| 
 | |
| static irqreturn_t ixgbe_test_intr(int irq, void *data)
 | |
| {
 | |
| 	struct net_device *netdev = (struct net_device *) data;
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 
 | |
| 	adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR);
 | |
| 
 | |
| 	return IRQ_HANDLED;
 | |
| }
 | |
| 
 | |
| static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data)
 | |
| {
 | |
| 	struct net_device *netdev = adapter->netdev;
 | |
| 	u32 mask, i = 0, shared_int = true;
 | |
| 	u32 irq = adapter->pdev->irq;
 | |
| 
 | |
| 	*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;
 | |
| 	} else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) {
 | |
| 		shared_int = false;
 | |
| 		if (request_irq(irq, ixgbe_test_intr, 0, netdev->name,
 | |
| 				netdev)) {
 | |
| 			*data = 1;
 | |
| 			return -1;
 | |
| 		}
 | |
| 	} else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED,
 | |
| 	                        netdev->name, netdev)) {
 | |
| 		shared_int = false;
 | |
| 	} else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED,
 | |
| 	                       netdev->name, netdev)) {
 | |
| 		*data = 1;
 | |
| 		return -1;
 | |
| 	}
 | |
| 	e_info(hw, "testing %s interrupt\n", shared_int ?
 | |
| 	       "shared" : "unshared");
 | |
| 
 | |
| 	/* Disable all the interrupts */
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
 | |
| 	msleep(10);
 | |
| 
 | |
| 	/* Test each interrupt */
 | |
| 	for (; i < 10; i++) {
 | |
| 		/* Interrupt to test */
 | |
| 		mask = 1 << i;
 | |
| 
 | |
| 		if (!shared_int) {
 | |
| 			/*
 | |
| 			 * Disable the interrupts to be reported in
 | |
| 			 * the cause register and then force the same
 | |
| 			 * interrupt and see if one gets posted.  If
 | |
| 			 * an interrupt was posted to the bus, the
 | |
| 			 * test failed.
 | |
| 			 */
 | |
| 			adapter->test_icr = 0;
 | |
| 			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
 | |
| 			                ~mask & 0x00007FFF);
 | |
| 			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
 | |
| 			                ~mask & 0x00007FFF);
 | |
| 			msleep(10);
 | |
| 
 | |
| 			if (adapter->test_icr & mask) {
 | |
| 				*data = 3;
 | |
| 				break;
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		/*
 | |
| 		 * Enable the interrupt to be reported in the cause
 | |
| 		 * register and then force the same interrupt and see
 | |
| 		 * if one gets posted.  If an interrupt was not posted
 | |
| 		 * to the bus, the test failed.
 | |
| 		 */
 | |
| 		adapter->test_icr = 0;
 | |
| 		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask);
 | |
| 		IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask);
 | |
| 		msleep(10);
 | |
| 
 | |
| 		if (!(adapter->test_icr &mask)) {
 | |
| 			*data = 4;
 | |
| 			break;
 | |
| 		}
 | |
| 
 | |
| 		if (!shared_int) {
 | |
| 			/*
 | |
| 			 * Disable the other interrupts to be reported in
 | |
| 			 * the cause register and then force the other
 | |
| 			 * interrupts and see if any get posted.  If
 | |
| 			 * an interrupt was posted to the bus, the
 | |
| 			 * test failed.
 | |
| 			 */
 | |
| 			adapter->test_icr = 0;
 | |
| 			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC,
 | |
| 			                ~mask & 0x00007FFF);
 | |
| 			IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS,
 | |
| 			                ~mask & 0x00007FFF);
 | |
| 			msleep(10);
 | |
| 
 | |
| 			if (adapter->test_icr) {
 | |
| 				*data = 5;
 | |
| 				break;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/* Disable all the interrupts */
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF);
 | |
| 	msleep(10);
 | |
| 
 | |
| 	/* Unhook test interrupt handler */
 | |
| 	free_irq(irq, netdev);
 | |
| 
 | |
| 	return *data;
 | |
| }
 | |
| 
 | |
| static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter)
 | |
| {
 | |
| 	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
 | |
| 	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	struct pci_dev *pdev = adapter->pdev;
 | |
| 	u32 reg_ctl;
 | |
| 	int i;
 | |
| 
 | |
| 	/* shut down the DMA engines now so they can be reinitialized later */
 | |
| 
 | |
| 	/* first Rx */
 | |
| 	reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
 | |
| 	reg_ctl &= ~IXGBE_RXCTRL_RXEN;
 | |
| 	IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_ctl);
 | |
| 	reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(0));
 | |
| 	reg_ctl &= ~IXGBE_RXDCTL_ENABLE;
 | |
| 	IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(0), reg_ctl);
 | |
| 
 | |
| 	/* now Tx */
 | |
| 	reg_ctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(0));
 | |
| 	reg_ctl &= ~IXGBE_TXDCTL_ENABLE;
 | |
| 	IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(0), reg_ctl);
 | |
| 	if (hw->mac.type == ixgbe_mac_82599EB) {
 | |
| 		reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL);
 | |
| 		reg_ctl &= ~IXGBE_DMATXCTL_TE;
 | |
| 		IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl);
 | |
| 	}
 | |
| 
 | |
| 	ixgbe_reset(adapter);
 | |
| 
 | |
| 	if (tx_ring->desc && tx_ring->tx_buffer_info) {
 | |
| 		for (i = 0; i < tx_ring->count; i++) {
 | |
| 			struct ixgbe_tx_buffer *buf =
 | |
| 					&(tx_ring->tx_buffer_info[i]);
 | |
| 			if (buf->dma)
 | |
| 				dma_unmap_single(&pdev->dev, buf->dma,
 | |
| 						 buf->length, DMA_TO_DEVICE);
 | |
| 			if (buf->skb)
 | |
| 				dev_kfree_skb(buf->skb);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if (rx_ring->desc && rx_ring->rx_buffer_info) {
 | |
| 		for (i = 0; i < rx_ring->count; i++) {
 | |
| 			struct ixgbe_rx_buffer *buf =
 | |
| 					&(rx_ring->rx_buffer_info[i]);
 | |
| 			if (buf->dma)
 | |
| 				dma_unmap_single(&pdev->dev, buf->dma,
 | |
| 						 IXGBE_RXBUFFER_2048,
 | |
| 						 DMA_FROM_DEVICE);
 | |
| 			if (buf->skb)
 | |
| 				dev_kfree_skb(buf->skb);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if (tx_ring->desc) {
 | |
| 		dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
 | |
| 				  tx_ring->dma);
 | |
| 		tx_ring->desc = NULL;
 | |
| 	}
 | |
| 	if (rx_ring->desc) {
 | |
| 		dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
 | |
| 				  rx_ring->dma);
 | |
| 		rx_ring->desc = NULL;
 | |
| 	}
 | |
| 
 | |
| 	kfree(tx_ring->tx_buffer_info);
 | |
| 	tx_ring->tx_buffer_info = NULL;
 | |
| 	kfree(rx_ring->rx_buffer_info);
 | |
| 	rx_ring->rx_buffer_info = NULL;
 | |
| }
 | |
| 
 | |
| static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter)
 | |
| {
 | |
| 	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
 | |
| 	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
 | |
| 	struct pci_dev *pdev = adapter->pdev;
 | |
| 	u32 rctl, reg_data;
 | |
| 	int i, ret_val;
 | |
| 
 | |
| 	/* Setup Tx descriptor ring and Tx buffers */
 | |
| 
 | |
| 	if (!tx_ring->count)
 | |
| 		tx_ring->count = IXGBE_DEFAULT_TXD;
 | |
| 
 | |
| 	tx_ring->tx_buffer_info = kcalloc(tx_ring->count,
 | |
| 	                                  sizeof(struct ixgbe_tx_buffer),
 | |
| 	                                  GFP_KERNEL);
 | |
| 	if (!(tx_ring->tx_buffer_info)) {
 | |
| 		ret_val = 1;
 | |
| 		goto err_nomem;
 | |
| 	}
 | |
| 
 | |
| 	tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc);
 | |
| 	tx_ring->size = ALIGN(tx_ring->size, 4096);
 | |
| 	tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
 | |
| 					   &tx_ring->dma, GFP_KERNEL);
 | |
| 	if (!(tx_ring->desc)) {
 | |
| 		ret_val = 2;
 | |
| 		goto err_nomem;
 | |
| 	}
 | |
| 	tx_ring->next_to_use = tx_ring->next_to_clean = 0;
 | |
| 
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDBAL(0),
 | |
| 			((u64) tx_ring->dma & 0x00000000FFFFFFFF));
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDBAH(0),
 | |
| 			((u64) tx_ring->dma >> 32));
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDLEN(0),
 | |
| 			tx_ring->count * sizeof(union ixgbe_adv_tx_desc));
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDH(0), 0);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(0), 0);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
 | |
| 	reg_data |= IXGBE_HLREG0_TXPADEN;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
 | |
| 
 | |
| 	if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
 | |
| 		reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL);
 | |
| 		reg_data |= IXGBE_DMATXCTL_TE;
 | |
| 		IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data);
 | |
| 	}
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_TXDCTL(0));
 | |
| 	reg_data |= IXGBE_TXDCTL_ENABLE;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_TXDCTL(0), reg_data);
 | |
| 
 | |
| 	for (i = 0; i < tx_ring->count; i++) {
 | |
| 		union ixgbe_adv_tx_desc *desc = IXGBE_TX_DESC_ADV(*tx_ring, i);
 | |
| 		struct sk_buff *skb;
 | |
| 		unsigned int size = 1024;
 | |
| 
 | |
| 		skb = alloc_skb(size, GFP_KERNEL);
 | |
| 		if (!skb) {
 | |
| 			ret_val = 3;
 | |
| 			goto err_nomem;
 | |
| 		}
 | |
| 		skb_put(skb, size);
 | |
| 		tx_ring->tx_buffer_info[i].skb = skb;
 | |
| 		tx_ring->tx_buffer_info[i].length = skb->len;
 | |
| 		tx_ring->tx_buffer_info[i].dma =
 | |
| 			dma_map_single(&pdev->dev, skb->data, skb->len,
 | |
| 				       DMA_TO_DEVICE);
 | |
| 		desc->read.buffer_addr =
 | |
| 		                    cpu_to_le64(tx_ring->tx_buffer_info[i].dma);
 | |
| 		desc->read.cmd_type_len = cpu_to_le32(skb->len);
 | |
| 		desc->read.cmd_type_len |= cpu_to_le32(IXGBE_TXD_CMD_EOP |
 | |
| 		                                       IXGBE_TXD_CMD_IFCS |
 | |
| 		                                       IXGBE_TXD_CMD_RS);
 | |
| 		desc->read.olinfo_status = 0;
 | |
| 		if (adapter->hw.mac.type == ixgbe_mac_82599EB)
 | |
| 			desc->read.olinfo_status |=
 | |
| 			                (skb->len << IXGBE_ADVTXD_PAYLEN_SHIFT);
 | |
| 
 | |
| 	}
 | |
| 
 | |
| 	/* Setup Rx Descriptor ring and Rx buffers */
 | |
| 
 | |
| 	if (!rx_ring->count)
 | |
| 		rx_ring->count = IXGBE_DEFAULT_RXD;
 | |
| 
 | |
| 	rx_ring->rx_buffer_info = kcalloc(rx_ring->count,
 | |
| 	                                  sizeof(struct ixgbe_rx_buffer),
 | |
| 	                                  GFP_KERNEL);
 | |
| 	if (!(rx_ring->rx_buffer_info)) {
 | |
| 		ret_val = 4;
 | |
| 		goto err_nomem;
 | |
| 	}
 | |
| 
 | |
| 	rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc);
 | |
| 	rx_ring->size = ALIGN(rx_ring->size, 4096);
 | |
| 	rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
 | |
| 					   &rx_ring->dma, GFP_KERNEL);
 | |
| 	if (!(rx_ring->desc)) {
 | |
| 		ret_val = 5;
 | |
| 		goto err_nomem;
 | |
| 	}
 | |
| 	rx_ring->next_to_use = rx_ring->next_to_clean = 0;
 | |
| 
 | |
| 	rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl & ~IXGBE_RXCTRL_RXEN);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDBAL(0),
 | |
| 			((u64)rx_ring->dma & 0xFFFFFFFF));
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDBAH(0),
 | |
| 			((u64) rx_ring->dma >> 32));
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDLEN(0), rx_ring->size);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDH(0), 0);
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDT(0), 0);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL);
 | |
| 	reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_data);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
 | |
| 	reg_data &= ~IXGBE_HLREG0_LPBK;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_RDRXCTL);
 | |
| #define IXGBE_RDRXCTL_RDMTS_MASK    0x00000003 /* Receive Descriptor Minimum
 | |
|                                                   Threshold Size mask */
 | |
| 	reg_data &= ~IXGBE_RDRXCTL_RDMTS_MASK;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDRXCTL, reg_data);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_MCSTCTRL);
 | |
| #define IXGBE_MCSTCTRL_MO_MASK      0x00000003 /* Multicast Offset mask */
 | |
| 	reg_data &= ~IXGBE_MCSTCTRL_MO_MASK;
 | |
| 	reg_data |= adapter->hw.mac.mc_filter_type;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_MCSTCTRL, reg_data);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_RXDCTL(0));
 | |
| 	reg_data |= IXGBE_RXDCTL_ENABLE;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXDCTL(0), reg_data);
 | |
| 	if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
 | |
| 		int j = adapter->rx_ring[0]->reg_idx;
 | |
| 		u32 k;
 | |
| 		for (k = 0; k < 10; k++) {
 | |
| 			if (IXGBE_READ_REG(&adapter->hw,
 | |
| 			                   IXGBE_RXDCTL(j)) & IXGBE_RXDCTL_ENABLE)
 | |
| 				break;
 | |
| 			else
 | |
| 				msleep(1);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	rctl |= IXGBE_RXCTRL_RXEN | IXGBE_RXCTRL_DMBYPS;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl);
 | |
| 
 | |
| 	for (i = 0; i < rx_ring->count; i++) {
 | |
| 		union ixgbe_adv_rx_desc *rx_desc =
 | |
| 		                                 IXGBE_RX_DESC_ADV(*rx_ring, i);
 | |
| 		struct sk_buff *skb;
 | |
| 
 | |
| 		skb = alloc_skb(IXGBE_RXBUFFER_2048 + NET_IP_ALIGN, GFP_KERNEL);
 | |
| 		if (!skb) {
 | |
| 			ret_val = 6;
 | |
| 			goto err_nomem;
 | |
| 		}
 | |
| 		skb_reserve(skb, NET_IP_ALIGN);
 | |
| 		rx_ring->rx_buffer_info[i].skb = skb;
 | |
| 		rx_ring->rx_buffer_info[i].dma =
 | |
| 			dma_map_single(&pdev->dev, skb->data,
 | |
| 				       IXGBE_RXBUFFER_2048, DMA_FROM_DEVICE);
 | |
| 		rx_desc->read.pkt_addr =
 | |
| 				cpu_to_le64(rx_ring->rx_buffer_info[i].dma);
 | |
| 		memset(skb->data, 0x00, skb->len);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| 
 | |
| err_nomem:
 | |
| 	ixgbe_free_desc_rings(adapter);
 | |
| 	return ret_val;
 | |
| }
 | |
| 
 | |
| static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter)
 | |
| {
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u32 reg_data;
 | |
| 
 | |
| 	/* right now we only support MAC loopback in the driver */
 | |
| 
 | |
| 	/* Setup MAC loopback */
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
 | |
| 	reg_data |= IXGBE_HLREG0_LPBK;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_AUTOC);
 | |
| 	reg_data &= ~IXGBE_AUTOC_LMS_MASK;
 | |
| 	reg_data |= IXGBE_AUTOC_LMS_10G_LINK_NO_AN | IXGBE_AUTOC_FLU;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_AUTOC, reg_data);
 | |
| 
 | |
| 	/* Disable Atlas Tx lanes; re-enabled in reset path */
 | |
| 	if (hw->mac.type == ixgbe_mac_82598EB) {
 | |
| 		u8 atlas;
 | |
| 
 | |
| 		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas);
 | |
| 		atlas |= IXGBE_ATLAS_PDN_TX_REG_EN;
 | |
| 		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas);
 | |
| 
 | |
| 		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas);
 | |
| 		atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL;
 | |
| 		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas);
 | |
| 
 | |
| 		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas);
 | |
| 		atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL;
 | |
| 		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas);
 | |
| 
 | |
| 		hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas);
 | |
| 		atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL;
 | |
| 		hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter)
 | |
| {
 | |
| 	u32 reg_data;
 | |
| 
 | |
| 	reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0);
 | |
| 	reg_data &= ~IXGBE_HLREG0_LPBK;
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data);
 | |
| }
 | |
| 
 | |
| static void ixgbe_create_lbtest_frame(struct sk_buff *skb,
 | |
|                                       unsigned int frame_size)
 | |
| {
 | |
| 	memset(skb->data, 0xFF, frame_size);
 | |
| 	frame_size &= ~1;
 | |
| 	memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 | |
| 	memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
 | |
| 	memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
 | |
| }
 | |
| 
 | |
| static int ixgbe_check_lbtest_frame(struct sk_buff *skb,
 | |
|                                     unsigned int frame_size)
 | |
| {
 | |
| 	frame_size &= ~1;
 | |
| 	if (*(skb->data + 3) == 0xFF) {
 | |
| 		if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 | |
| 		    (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
 | |
| 			return 0;
 | |
| 		}
 | |
| 	}
 | |
| 	return 13;
 | |
| }
 | |
| 
 | |
| static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter)
 | |
| {
 | |
| 	struct ixgbe_ring *tx_ring = &adapter->test_tx_ring;
 | |
| 	struct ixgbe_ring *rx_ring = &adapter->test_rx_ring;
 | |
| 	struct pci_dev *pdev = adapter->pdev;
 | |
| 	int i, j, k, l, lc, good_cnt, ret_val = 0;
 | |
| 	unsigned long time;
 | |
| 
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_RDT(0), rx_ring->count - 1);
 | |
| 
 | |
| 	/*
 | |
| 	 * Calculate the loop count based on the largest descriptor ring
 | |
| 	 * The idea is to wrap the largest ring a number of times using 64
 | |
| 	 * send/receive pairs during each loop
 | |
| 	 */
 | |
| 
 | |
| 	if (rx_ring->count <= tx_ring->count)
 | |
| 		lc = ((tx_ring->count / 64) * 2) + 1;
 | |
| 	else
 | |
| 		lc = ((rx_ring->count / 64) * 2) + 1;
 | |
| 
 | |
| 	k = l = 0;
 | |
| 	for (j = 0; j <= lc; j++) {
 | |
| 		for (i = 0; i < 64; i++) {
 | |
| 			ixgbe_create_lbtest_frame(
 | |
| 					tx_ring->tx_buffer_info[k].skb,
 | |
| 					1024);
 | |
| 			dma_sync_single_for_device(&pdev->dev,
 | |
| 				tx_ring->tx_buffer_info[k].dma,
 | |
| 				tx_ring->tx_buffer_info[k].length,
 | |
| 				DMA_TO_DEVICE);
 | |
| 			if (unlikely(++k == tx_ring->count))
 | |
| 				k = 0;
 | |
| 		}
 | |
| 		IXGBE_WRITE_REG(&adapter->hw, IXGBE_TDT(0), k);
 | |
| 		msleep(200);
 | |
| 		/* set the start time for the receive */
 | |
| 		time = jiffies;
 | |
| 		good_cnt = 0;
 | |
| 		do {
 | |
| 			/* receive the sent packets */
 | |
| 			dma_sync_single_for_cpu(&pdev->dev,
 | |
| 					rx_ring->rx_buffer_info[l].dma,
 | |
| 					IXGBE_RXBUFFER_2048,
 | |
| 					DMA_FROM_DEVICE);
 | |
| 			ret_val = ixgbe_check_lbtest_frame(
 | |
| 					rx_ring->rx_buffer_info[l].skb, 1024);
 | |
| 			if (!ret_val)
 | |
| 				good_cnt++;
 | |
| 			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 is the same as mis-compare */
 | |
| 			ret_val = 13;
 | |
| 			break;
 | |
| 		}
 | |
| 		if (jiffies >= (time + 20)) {
 | |
| 			/* Error code for time out error */
 | |
| 			ret_val = 14;
 | |
| 			break;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return ret_val;
 | |
| }
 | |
| 
 | |
| static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data)
 | |
| {
 | |
| 	*data = ixgbe_setup_desc_rings(adapter);
 | |
| 	if (*data)
 | |
| 		goto out;
 | |
| 	*data = ixgbe_setup_loopback_test(adapter);
 | |
| 	if (*data)
 | |
| 		goto err_loopback;
 | |
| 	*data = ixgbe_run_loopback_test(adapter);
 | |
| 	ixgbe_loopback_cleanup(adapter);
 | |
| 
 | |
| err_loopback:
 | |
| 	ixgbe_free_desc_rings(adapter);
 | |
| out:
 | |
| 	return *data;
 | |
| }
 | |
| 
 | |
| static void ixgbe_diag_test(struct net_device *netdev,
 | |
|                             struct ethtool_test *eth_test, u64 *data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	bool if_running = netif_running(netdev);
 | |
| 
 | |
| 	set_bit(__IXGBE_TESTING, &adapter->state);
 | |
| 	if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 | |
| 		/* Offline tests */
 | |
| 
 | |
| 		e_info(hw, "offline testing starting\n");
 | |
| 
 | |
| 		/* Link test performed before hardware reset so autoneg doesn't
 | |
| 		 * interfere with test result */
 | |
| 		if (ixgbe_link_test(adapter, &data[4]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| 		if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) {
 | |
| 			int i;
 | |
| 			for (i = 0; i < adapter->num_vfs; i++) {
 | |
| 				if (adapter->vfinfo[i].clear_to_send) {
 | |
| 					netdev_warn(netdev, "%s",
 | |
| 						    "offline diagnostic is not "
 | |
| 						    "supported when VFs are "
 | |
| 						    "present\n");
 | |
| 					data[0] = 1;
 | |
| 					data[1] = 1;
 | |
| 					data[2] = 1;
 | |
| 					data[3] = 1;
 | |
| 					eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 					clear_bit(__IXGBE_TESTING,
 | |
| 						  &adapter->state);
 | |
| 					goto skip_ol_tests;
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		if (if_running)
 | |
| 			/* indicate we're in test mode */
 | |
| 			dev_close(netdev);
 | |
| 		else
 | |
| 			ixgbe_reset(adapter);
 | |
| 
 | |
| 		e_info(hw, "register testing starting\n");
 | |
| 		if (ixgbe_reg_test(adapter, &data[0]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| 		ixgbe_reset(adapter);
 | |
| 		e_info(hw, "eeprom testing starting\n");
 | |
| 		if (ixgbe_eeprom_test(adapter, &data[1]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| 		ixgbe_reset(adapter);
 | |
| 		e_info(hw, "interrupt testing starting\n");
 | |
| 		if (ixgbe_intr_test(adapter, &data[2]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| 		/* If SRIOV or VMDq is enabled then skip MAC
 | |
| 		 * loopback diagnostic. */
 | |
| 		if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED |
 | |
| 				      IXGBE_FLAG_VMDQ_ENABLED)) {
 | |
| 			e_info(hw, "Skip MAC loopback diagnostic in VT "
 | |
| 			       "mode\n");
 | |
| 			data[3] = 0;
 | |
| 			goto skip_loopback;
 | |
| 		}
 | |
| 
 | |
| 		ixgbe_reset(adapter);
 | |
| 		e_info(hw, "loopback testing starting\n");
 | |
| 		if (ixgbe_loopback_test(adapter, &data[3]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| skip_loopback:
 | |
| 		ixgbe_reset(adapter);
 | |
| 
 | |
| 		clear_bit(__IXGBE_TESTING, &adapter->state);
 | |
| 		if (if_running)
 | |
| 			dev_open(netdev);
 | |
| 	} else {
 | |
| 		e_info(hw, "online testing starting\n");
 | |
| 		/* Online tests */
 | |
| 		if (ixgbe_link_test(adapter, &data[4]))
 | |
| 			eth_test->flags |= ETH_TEST_FL_FAILED;
 | |
| 
 | |
| 		/* Online tests aren't run; pass by default */
 | |
| 		data[0] = 0;
 | |
| 		data[1] = 0;
 | |
| 		data[2] = 0;
 | |
| 		data[3] = 0;
 | |
| 
 | |
| 		clear_bit(__IXGBE_TESTING, &adapter->state);
 | |
| 	}
 | |
| skip_ol_tests:
 | |
| 	msleep_interruptible(4 * 1000);
 | |
| }
 | |
| 
 | |
| static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter,
 | |
|                                struct ethtool_wolinfo *wol)
 | |
| {
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	int retval = 1;
 | |
| 
 | |
| 	switch(hw->device_id) {
 | |
| 	case IXGBE_DEV_ID_82599_KX4:
 | |
| 		retval = 0;
 | |
| 		break;
 | |
| 	default:
 | |
| 		wol->supported = 0;
 | |
| 	}
 | |
| 
 | |
| 	return retval;
 | |
| }
 | |
| 
 | |
| static void ixgbe_get_wol(struct net_device *netdev,
 | |
|                           struct ethtool_wolinfo *wol)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 
 | |
| 	wol->supported = WAKE_UCAST | WAKE_MCAST |
 | |
| 	                 WAKE_BCAST | WAKE_MAGIC;
 | |
| 	wol->wolopts = 0;
 | |
| 
 | |
| 	if (ixgbe_wol_exclusion(adapter, wol) ||
 | |
| 	    !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;
 | |
| }
 | |
| 
 | |
| 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;
 | |
| 
 | |
| 	if (ixgbe_wol_exclusion(adapter, wol))
 | |
| 		return wol->wolopts ? -EOPNOTSUPP : 0;
 | |
| 
 | |
| 	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);
 | |
| 
 | |
| 	if (netif_running(netdev))
 | |
| 		ixgbe_reinit_locked(adapter);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_phys_id(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_hw *hw = &adapter->hw;
 | |
| 	u32 led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL);
 | |
| 	u32 i;
 | |
| 
 | |
| 	if (!data || data > 300)
 | |
| 		data = 300;
 | |
| 
 | |
| 	for (i = 0; i < (data * 1000); i += 400) {
 | |
| 		hw->mac.ops.led_on(hw, IXGBE_LED_ON);
 | |
| 		msleep_interruptible(200);
 | |
| 		hw->mac.ops.led_off(hw, IXGBE_LED_ON);
 | |
| 		msleep_interruptible(200);
 | |
| 	}
 | |
| 
 | |
| 	/* Restore LED settings */
 | |
| 	IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, led_reg);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_get_coalesce(struct net_device *netdev,
 | |
|                               struct ethtool_coalesce *ec)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 
 | |
| 	ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0]->work_limit;
 | |
| 
 | |
| 	/* only valid if in constant ITR mode */
 | |
| 	switch (adapter->rx_itr_setting) {
 | |
| 	case 0:
 | |
| 		/* throttling disabled */
 | |
| 		ec->rx_coalesce_usecs = 0;
 | |
| 		break;
 | |
| 	case 1:
 | |
| 		/* dynamic ITR mode */
 | |
| 		ec->rx_coalesce_usecs = 1;
 | |
| 		break;
 | |
| 	default:
 | |
| 		/* fixed interrupt rate mode */
 | |
| 		ec->rx_coalesce_usecs = 1000000/adapter->rx_eitr_param;
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	/* if in mixed tx/rx queues per vector mode, report only rx settings */
 | |
| 	if (adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count)
 | |
| 		return 0;
 | |
| 
 | |
| 	/* only valid if in constant ITR mode */
 | |
| 	switch (adapter->tx_itr_setting) {
 | |
| 	case 0:
 | |
| 		/* throttling disabled */
 | |
| 		ec->tx_coalesce_usecs = 0;
 | |
| 		break;
 | |
| 	case 1:
 | |
| 		/* dynamic ITR mode */
 | |
| 		ec->tx_coalesce_usecs = 1;
 | |
| 		break;
 | |
| 	default:
 | |
| 		ec->tx_coalesce_usecs = 1000000/adapter->tx_eitr_param;
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_coalesce(struct net_device *netdev,
 | |
|                               struct ethtool_coalesce *ec)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	struct ixgbe_q_vector *q_vector;
 | |
| 	int i;
 | |
| 	bool need_reset = false;
 | |
| 
 | |
| 	/* don't accept tx specific changes if we've got mixed RxTx vectors */
 | |
| 	if (adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count
 | |
| 	   && ec->tx_coalesce_usecs)
 | |
| 		return -EINVAL;
 | |
| 
 | |
| 	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) {
 | |
| 		u32 max_int;
 | |
| 		if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)
 | |
| 			max_int = IXGBE_MAX_RSC_INT_RATE;
 | |
| 		else
 | |
| 			max_int = IXGBE_MAX_INT_RATE;
 | |
| 
 | |
| 		/* check the limits */
 | |
| 		if ((1000000/ec->rx_coalesce_usecs > max_int) ||
 | |
| 		    (1000000/ec->rx_coalesce_usecs < IXGBE_MIN_INT_RATE))
 | |
| 			return -EINVAL;
 | |
| 
 | |
| 		/* store the value in ints/second */
 | |
| 		adapter->rx_eitr_param = 1000000/ec->rx_coalesce_usecs;
 | |
| 
 | |
| 		/* static value of interrupt rate */
 | |
| 		adapter->rx_itr_setting = adapter->rx_eitr_param;
 | |
| 		/* clear the lower bit as its used for dynamic state */
 | |
| 		adapter->rx_itr_setting &= ~1;
 | |
| 	} else if (ec->rx_coalesce_usecs == 1) {
 | |
| 		/* 1 means dynamic mode */
 | |
| 		adapter->rx_eitr_param = 20000;
 | |
| 		adapter->rx_itr_setting = 1;
 | |
| 	} else {
 | |
| 		/*
 | |
| 		 * any other value means disable eitr, which is best
 | |
| 		 * served by setting the interrupt rate very high
 | |
| 		 */
 | |
| 		adapter->rx_eitr_param = IXGBE_MAX_INT_RATE;
 | |
| 		adapter->rx_itr_setting = 0;
 | |
| 
 | |
| 		/*
 | |
| 		 * if hardware RSC is enabled, disable it when
 | |
| 		 * setting low latency mode, to avoid errata, assuming
 | |
| 		 * that when the user set low latency mode they want
 | |
| 		 * it at the cost of anything else
 | |
| 		 */
 | |
| 		if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
 | |
| 			adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED;
 | |
| 			if (netdev->features & NETIF_F_LRO) {
 | |
| 				netdev->features &= ~NETIF_F_LRO;
 | |
| 				e_info(probe, "rx-usecs set to 0, "
 | |
| 				       "disabling RSC\n");
 | |
| 			}
 | |
| 			need_reset = true;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	if (ec->tx_coalesce_usecs > 1) {
 | |
| 		/*
 | |
| 		 * don't have to worry about max_int as above because
 | |
| 		 * tx vectors don't do hardware RSC (an rx function)
 | |
| 		 */
 | |
| 		/* check the limits */
 | |
| 		if ((1000000/ec->tx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
 | |
| 		    (1000000/ec->tx_coalesce_usecs < IXGBE_MIN_INT_RATE))
 | |
| 			return -EINVAL;
 | |
| 
 | |
| 		/* store the value in ints/second */
 | |
| 		adapter->tx_eitr_param = 1000000/ec->tx_coalesce_usecs;
 | |
| 
 | |
| 		/* static value of interrupt rate */
 | |
| 		adapter->tx_itr_setting = adapter->tx_eitr_param;
 | |
| 
 | |
| 		/* clear the lower bit as its used for dynamic state */
 | |
| 		adapter->tx_itr_setting &= ~1;
 | |
| 	} else if (ec->tx_coalesce_usecs == 1) {
 | |
| 		/* 1 means dynamic mode */
 | |
| 		adapter->tx_eitr_param = 10000;
 | |
| 		adapter->tx_itr_setting = 1;
 | |
| 	} else {
 | |
| 		adapter->tx_eitr_param = IXGBE_MAX_INT_RATE;
 | |
| 		adapter->tx_itr_setting = 0;
 | |
| 	}
 | |
| 
 | |
| 	/* MSI/MSIx Interrupt Mode */
 | |
| 	if (adapter->flags &
 | |
| 	    (IXGBE_FLAG_MSIX_ENABLED | IXGBE_FLAG_MSI_ENABLED)) {
 | |
| 		int num_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
 | |
| 		for (i = 0; i < num_vectors; i++) {
 | |
| 			q_vector = adapter->q_vector[i];
 | |
| 			if (q_vector->txr_count && !q_vector->rxr_count)
 | |
| 				/* tx only */
 | |
| 				q_vector->eitr = adapter->tx_eitr_param;
 | |
| 			else
 | |
| 				/* rx only or mixed */
 | |
| 				q_vector->eitr = adapter->rx_eitr_param;
 | |
| 			ixgbe_write_eitr(q_vector);
 | |
| 		}
 | |
| 	/* Legacy Interrupt Mode */
 | |
| 	} else {
 | |
| 		q_vector = adapter->q_vector[0];
 | |
| 		q_vector->eitr = adapter->rx_eitr_param;
 | |
| 		ixgbe_write_eitr(q_vector);
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * do reset here at the end to make sure EITR==0 case is handled
 | |
| 	 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings
 | |
| 	 * also locks in RSC enable/disable which requires reset
 | |
| 	 */
 | |
| 	if (need_reset) {
 | |
| 		if (netif_running(netdev))
 | |
| 			ixgbe_reinit_locked(adapter);
 | |
| 		else
 | |
| 			ixgbe_reset(adapter);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_flags(struct net_device *netdev, u32 data)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 | |
| 	bool need_reset = false;
 | |
| 	int rc;
 | |
| 
 | |
| 	rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_LRO | ETH_FLAG_NTUPLE);
 | |
| 	if (rc)
 | |
| 		return rc;
 | |
| 
 | |
| 	/* if state changes we need to update adapter->flags and reset */
 | |
| 	if (adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) {
 | |
| 		/*
 | |
| 		 * cast both to bool and verify if they are set the same
 | |
| 		 * but only enable RSC if itr is non-zero, as
 | |
| 		 * itr=0 and RSC are mutually exclusive
 | |
| 		 */
 | |
| 		if (((!!(data & ETH_FLAG_LRO)) !=
 | |
| 		     (!!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED))) &&
 | |
| 		    adapter->rx_itr_setting) {
 | |
| 			adapter->flags2 ^= IXGBE_FLAG2_RSC_ENABLED;
 | |
| 			switch (adapter->hw.mac.type) {
 | |
| 			case ixgbe_mac_82599EB:
 | |
| 				need_reset = true;
 | |
| 				break;
 | |
| 			default:
 | |
| 				break;
 | |
| 			}
 | |
| 		} else if (!adapter->rx_itr_setting) {
 | |
| 			netdev->features &= ~NETIF_F_LRO;
 | |
| 			if (data & ETH_FLAG_LRO)
 | |
| 				e_info(probe, "rx-usecs set to 0, "
 | |
| 				       "LRO/RSC cannot be enabled.\n");
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/*
 | |
| 	 * Check if Flow Director n-tuple support was enabled or disabled.  If
 | |
| 	 * the state changed, we need to reset.
 | |
| 	 */
 | |
| 	if ((adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE) &&
 | |
| 	    (!(data & ETH_FLAG_NTUPLE))) {
 | |
| 		/* turn off Flow Director perfect, set hash and reset */
 | |
| 		adapter->flags &= ~IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
 | |
| 		adapter->flags |= IXGBE_FLAG_FDIR_HASH_CAPABLE;
 | |
| 		need_reset = true;
 | |
| 	} else if ((!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) &&
 | |
| 	           (data & ETH_FLAG_NTUPLE)) {
 | |
| 		/* turn off Flow Director hash, enable perfect and reset */
 | |
| 		adapter->flags &= ~IXGBE_FLAG_FDIR_HASH_CAPABLE;
 | |
| 		adapter->flags |= IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
 | |
| 		need_reset = true;
 | |
| 	} else {
 | |
| 		/* no state change */
 | |
| 	}
 | |
| 
 | |
| 	if (need_reset) {
 | |
| 		if (netif_running(netdev))
 | |
| 			ixgbe_reinit_locked(adapter);
 | |
| 		else
 | |
| 			ixgbe_reset(adapter);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int ixgbe_set_rx_ntuple(struct net_device *dev,
 | |
|                                struct ethtool_rx_ntuple *cmd)
 | |
| {
 | |
| 	struct ixgbe_adapter *adapter = netdev_priv(dev);
 | |
| 	struct ethtool_rx_ntuple_flow_spec fs = cmd->fs;
 | |
| 	struct ixgbe_atr_input input_struct;
 | |
| 	struct ixgbe_atr_input_masks input_masks;
 | |
| 	int target_queue;
 | |
| 
 | |
| 	if (adapter->hw.mac.type == ixgbe_mac_82598EB)
 | |
| 		return -EOPNOTSUPP;
 | |
| 
 | |
| 	/*
 | |
| 	 * Don't allow programming if the action is a queue greater than
 | |
| 	 * the number of online Tx queues.
 | |
| 	 */
 | |
| 	if ((fs.action >= adapter->num_tx_queues) ||
 | |
| 	    (fs.action < ETHTOOL_RXNTUPLE_ACTION_DROP))
 | |
| 		return -EINVAL;
 | |
| 
 | |
| 	memset(&input_struct, 0, sizeof(struct ixgbe_atr_input));
 | |
| 	memset(&input_masks, 0, sizeof(struct ixgbe_atr_input_masks));
 | |
| 
 | |
| 	input_masks.src_ip_mask = fs.m_u.tcp_ip4_spec.ip4src;
 | |
| 	input_masks.dst_ip_mask = fs.m_u.tcp_ip4_spec.ip4dst;
 | |
| 	input_masks.src_port_mask = fs.m_u.tcp_ip4_spec.psrc;
 | |
| 	input_masks.dst_port_mask = fs.m_u.tcp_ip4_spec.pdst;
 | |
| 	input_masks.vlan_id_mask = fs.vlan_tag_mask;
 | |
| 	/* only use the lowest 2 bytes for flex bytes */
 | |
| 	input_masks.data_mask = (fs.data_mask & 0xffff);
 | |
| 
 | |
| 	switch (fs.flow_type) {
 | |
| 	case TCP_V4_FLOW:
 | |
| 		ixgbe_atr_set_l4type_82599(&input_struct, IXGBE_ATR_L4TYPE_TCP);
 | |
| 		break;
 | |
| 	case UDP_V4_FLOW:
 | |
| 		ixgbe_atr_set_l4type_82599(&input_struct, IXGBE_ATR_L4TYPE_UDP);
 | |
| 		break;
 | |
| 	case SCTP_V4_FLOW:
 | |
| 		ixgbe_atr_set_l4type_82599(&input_struct, IXGBE_ATR_L4TYPE_SCTP);
 | |
| 		break;
 | |
| 	default:
 | |
| 		return -1;
 | |
| 	}
 | |
| 
 | |
| 	/* Mask bits from the inputs based on user-supplied mask */
 | |
| 	ixgbe_atr_set_src_ipv4_82599(&input_struct,
 | |
| 	            (fs.h_u.tcp_ip4_spec.ip4src & ~fs.m_u.tcp_ip4_spec.ip4src));
 | |
| 	ixgbe_atr_set_dst_ipv4_82599(&input_struct,
 | |
| 	            (fs.h_u.tcp_ip4_spec.ip4dst & ~fs.m_u.tcp_ip4_spec.ip4dst));
 | |
| 	/* 82599 expects these to be byte-swapped for perfect filtering */
 | |
| 	ixgbe_atr_set_src_port_82599(&input_struct,
 | |
| 	       ((ntohs(fs.h_u.tcp_ip4_spec.psrc)) & ~fs.m_u.tcp_ip4_spec.psrc));
 | |
| 	ixgbe_atr_set_dst_port_82599(&input_struct,
 | |
| 	       ((ntohs(fs.h_u.tcp_ip4_spec.pdst)) & ~fs.m_u.tcp_ip4_spec.pdst));
 | |
| 
 | |
| 	/* VLAN and Flex bytes are either completely masked or not */
 | |
| 	if (!fs.vlan_tag_mask)
 | |
| 		ixgbe_atr_set_vlan_id_82599(&input_struct, fs.vlan_tag);
 | |
| 
 | |
| 	if (!input_masks.data_mask)
 | |
| 		/* make sure we only use the first 2 bytes of user data */
 | |
| 		ixgbe_atr_set_flex_byte_82599(&input_struct,
 | |
| 		                              (fs.data & 0xffff));
 | |
| 
 | |
| 	/* determine if we need to drop or route the packet */
 | |
| 	if (fs.action == ETHTOOL_RXNTUPLE_ACTION_DROP)
 | |
| 		target_queue = MAX_RX_QUEUES - 1;
 | |
| 	else
 | |
| 		target_queue = fs.action;
 | |
| 
 | |
| 	spin_lock(&adapter->fdir_perfect_lock);
 | |
| 	ixgbe_fdir_add_perfect_filter_82599(&adapter->hw, &input_struct,
 | |
| 	                                    &input_masks, 0, target_queue);
 | |
| 	spin_unlock(&adapter->fdir_perfect_lock);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static const struct ethtool_ops ixgbe_ethtool_ops = {
 | |
| 	.get_settings           = ixgbe_get_settings,
 | |
| 	.set_settings           = ixgbe_set_settings,
 | |
| 	.get_drvinfo            = ixgbe_get_drvinfo,
 | |
| 	.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,
 | |
| 	.get_eeprom             = ixgbe_get_eeprom,
 | |
| 	.get_ringparam          = ixgbe_get_ringparam,
 | |
| 	.set_ringparam          = ixgbe_set_ringparam,
 | |
| 	.get_pauseparam         = ixgbe_get_pauseparam,
 | |
| 	.set_pauseparam         = ixgbe_set_pauseparam,
 | |
| 	.get_rx_csum            = ixgbe_get_rx_csum,
 | |
| 	.set_rx_csum            = ixgbe_set_rx_csum,
 | |
| 	.get_tx_csum            = ixgbe_get_tx_csum,
 | |
| 	.set_tx_csum            = ixgbe_set_tx_csum,
 | |
| 	.get_sg                 = ethtool_op_get_sg,
 | |
| 	.set_sg                 = ethtool_op_set_sg,
 | |
| 	.get_msglevel           = ixgbe_get_msglevel,
 | |
| 	.set_msglevel           = ixgbe_set_msglevel,
 | |
| 	.get_tso                = ethtool_op_get_tso,
 | |
| 	.set_tso                = ixgbe_set_tso,
 | |
| 	.self_test              = ixgbe_diag_test,
 | |
| 	.get_strings            = ixgbe_get_strings,
 | |
| 	.phys_id                = ixgbe_phys_id,
 | |
| 	.get_sset_count         = ixgbe_get_sset_count,
 | |
| 	.get_ethtool_stats      = ixgbe_get_ethtool_stats,
 | |
| 	.get_coalesce           = ixgbe_get_coalesce,
 | |
| 	.set_coalesce           = ixgbe_set_coalesce,
 | |
| 	.get_flags              = ethtool_op_get_flags,
 | |
| 	.set_flags              = ixgbe_set_flags,
 | |
| 	.set_rx_ntuple          = ixgbe_set_rx_ntuple,
 | |
| };
 | |
| 
 | |
| void ixgbe_set_ethtool_ops(struct net_device *netdev)
 | |
| {
 | |
| 	SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 | |
| }
 |