The adapter rings are kcalloc()'d, but in set_ringparam() in ixgbe_ethtool, we replace that memory from the vmalloc() pool. This can result in a NULL pointer reference when trying to modify the rings at a later time, or on device removal. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
		
			
				
	
	
		
			1047 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1047 lines
		
	
	
		
			35 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*******************************************************************************
 | |
| 
 | |
|   Intel 10 Gigabit PCI Express Linux driver
 | |
|   Copyright(c) 1999 - 2008 Intel Corporation.
 | |
| 
 | |
|   This program is free software; you can redistribute it and/or modify it
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|   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:
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|   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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|   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 | |
| 
 | |
| *******************************************************************************/
 | |
| 
 | |
| /* ethtool support for ixgbe */
 | |
| 
 | |
| #include <linux/types.h>
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| #include <linux/module.h>
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| #include <linux/pci.h>
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| #include <linux/netdevice.h>
 | |
| #include <linux/ethtool.h>
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| #include <linux/vmalloc.h>
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| #include <linux/uaccess.h>
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| 
 | |
| #include "ixgbe.h"
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| 
 | |
| 
 | |
| #define IXGBE_ALL_RAR_ENTRIES 16
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| 
 | |
| struct ixgbe_stats {
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| 	char stat_string[ETH_GSTRING_LEN];
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| 	int sizeof_stat;
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| 	int stat_offset;
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| };
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| 
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| #define IXGBE_STAT(m) sizeof(((struct ixgbe_adapter *)0)->m), \
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|                              offsetof(struct ixgbe_adapter, m)
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| static struct ixgbe_stats ixgbe_gstrings_stats[] = {
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| 	{"rx_packets", IXGBE_STAT(net_stats.rx_packets)},
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| 	{"tx_packets", IXGBE_STAT(net_stats.tx_packets)},
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| 	{"rx_bytes", IXGBE_STAT(net_stats.rx_bytes)},
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| 	{"tx_bytes", IXGBE_STAT(net_stats.tx_bytes)},
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| 	{"lsc_int", IXGBE_STAT(lsc_int)},
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| 	{"tx_busy", IXGBE_STAT(tx_busy)},
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| 	{"non_eop_descs", IXGBE_STAT(non_eop_descs)},
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| 	{"rx_errors", IXGBE_STAT(net_stats.rx_errors)},
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| 	{"tx_errors", IXGBE_STAT(net_stats.tx_errors)},
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| 	{"rx_dropped", IXGBE_STAT(net_stats.rx_dropped)},
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| 	{"tx_dropped", IXGBE_STAT(net_stats.tx_dropped)},
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| 	{"multicast", IXGBE_STAT(net_stats.multicast)},
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| 	{"broadcast", IXGBE_STAT(stats.bprc)},
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| 	{"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) },
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| 	{"collisions", IXGBE_STAT(net_stats.collisions)},
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| 	{"rx_over_errors", IXGBE_STAT(net_stats.rx_over_errors)},
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| 	{"rx_crc_errors", IXGBE_STAT(net_stats.rx_crc_errors)},
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| 	{"rx_frame_errors", IXGBE_STAT(net_stats.rx_frame_errors)},
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| 	{"rx_fifo_errors", IXGBE_STAT(net_stats.rx_fifo_errors)},
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| 	{"rx_missed_errors", IXGBE_STAT(net_stats.rx_missed_errors)},
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| 	{"tx_aborted_errors", IXGBE_STAT(net_stats.tx_aborted_errors)},
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| 	{"tx_carrier_errors", IXGBE_STAT(net_stats.tx_carrier_errors)},
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| 	{"tx_fifo_errors", IXGBE_STAT(net_stats.tx_fifo_errors)},
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| 	{"tx_heartbeat_errors", IXGBE_STAT(net_stats.tx_heartbeat_errors)},
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| 	{"tx_timeout_count", IXGBE_STAT(tx_timeout_count)},
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| 	{"tx_restart_queue", IXGBE_STAT(restart_queue)},
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| 	{"rx_long_length_errors", IXGBE_STAT(stats.roc)},
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| 	{"rx_short_length_errors", IXGBE_STAT(stats.ruc)},
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| 	{"tx_tcp4_seg_ctxt", IXGBE_STAT(hw_tso_ctxt)},
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| 	{"tx_tcp6_seg_ctxt", IXGBE_STAT(hw_tso6_ctxt)},
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| 	{"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)},
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| 	{"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)},
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| 	{"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)},
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| 	{"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)},
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| 	{"rx_csum_offload_good", IXGBE_STAT(hw_csum_rx_good)},
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| 	{"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)},
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| 	{"tx_csum_offload_ctxt", IXGBE_STAT(hw_csum_tx_good)},
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| 	{"rx_header_split", IXGBE_STAT(rx_hdr_split)},
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| 	{"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)},
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| 	{"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)},
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| 	{"lro_aggregated", IXGBE_STAT(lro_aggregated)},
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| 	{"lro_flushed", IXGBE_STAT(lro_flushed)},
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| };
 | |
| 
 | |
| #define IXGBE_QUEUE_STATS_LEN \
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| 	((((struct ixgbe_adapter *)netdev_priv(netdev))->num_tx_queues + \
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| 	((struct ixgbe_adapter *)netdev_priv(netdev))->num_rx_queues) * \
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| 	(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) ? \
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|                  (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \
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|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \
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|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \
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|                   sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \
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|                   / sizeof(u64) : 0)
 | |
| #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \
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|                          IXGBE_PB_STATS_LEN + \
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|                          IXGBE_QUEUE_STATS_LEN)
 | |
| 
 | |
| static int ixgbe_get_settings(struct net_device *netdev,
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|                               struct ethtool_cmd *ecmd)
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| {
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| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
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| 	struct ixgbe_hw *hw = &adapter->hw;
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| 	u32 link_speed = 0;
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| 	bool link_up;
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| 
 | |
| 	ecmd->supported = SUPPORTED_10000baseT_Full;
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| 	ecmd->autoneg = AUTONEG_ENABLE;
 | |
| 	ecmd->transceiver = XCVR_EXTERNAL;
 | |
| 	if (hw->phy.media_type == ixgbe_media_type_copper) {
 | |
| 		ecmd->supported |= (SUPPORTED_1000baseT_Full |
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| 		                    SUPPORTED_TP | SUPPORTED_Autoneg);
 | |
| 
 | |
| 		ecmd->advertising = (ADVERTISED_TP | ADVERTISED_Autoneg);
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| 		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL)
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| 			ecmd->advertising |= ADVERTISED_10000baseT_Full;
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| 		if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL)
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| 			ecmd->advertising |= ADVERTISED_1000baseT_Full;
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| 
 | |
| 		ecmd->port = PORT_TP;
 | |
| 	} else {
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| 		ecmd->supported |= SUPPORTED_FIBRE;
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| 		ecmd->advertising = (ADVERTISED_10000baseT_Full |
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| 		                     ADVERTISED_FIBRE);
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| 		ecmd->port = PORT_FIBRE;
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| 		ecmd->autoneg = AUTONEG_DISABLE;
 | |
| 	}
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| 
 | |
| 	hw->mac.ops.check_link(hw, &link_speed, &link_up, false);
 | |
| 	if (link_up) {
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| 		ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ?
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| 		               SPEED_10000 : SPEED_1000;
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| 		ecmd->duplex = DUPLEX_FULL;
 | |
| 	} else {
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| 		ecmd->speed = -1;
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| 		ecmd->duplex = -1;
 | |
| 	}
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| 
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| 	return 0;
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| }
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| 
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| static int ixgbe_set_settings(struct net_device *netdev,
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|                               struct ethtool_cmd *ecmd)
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| {
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| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
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| 	struct ixgbe_hw *hw = &adapter->hw;
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| 	u32 advertised, old;
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| 	s32 err;
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| 
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| 	switch (hw->phy.media_type) {
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| 	case ixgbe_media_type_fiber:
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| 		if ((ecmd->autoneg == AUTONEG_ENABLE) ||
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| 		    (ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
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| 			return -EINVAL;
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| 		/* in this case we currently only support 10Gb/FULL */
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| 		break;
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| 	case ixgbe_media_type_copper:
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| 		/* 10000/copper and 1000/copper must autoneg
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| 		 * this function does not support any duplex forcing, but can
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| 		 * limit the advertising of the adapter to only 10000 or 1000 */
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| 		if (ecmd->autoneg == AUTONEG_DISABLE)
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| 			return -EINVAL;
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| 
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| 		old = hw->phy.autoneg_advertised;
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| 		advertised = 0;
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| 		if (ecmd->advertising & ADVERTISED_10000baseT_Full)
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| 			advertised |= IXGBE_LINK_SPEED_10GB_FULL;
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| 
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| 		if (ecmd->advertising & ADVERTISED_1000baseT_Full)
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| 			advertised |= IXGBE_LINK_SPEED_1GB_FULL;
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| 
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| 		if (old == advertised)
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| 			break;
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| 		/* this sets the link speed and restarts auto-neg */
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| 		err = hw->mac.ops.setup_link_speed(hw, advertised, true, true);
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| 		if (err) {
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| 			DPRINTK(PROBE, INFO,
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| 			        "setup link failed with code %d\n", err);
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| 			hw->mac.ops.setup_link_speed(hw, old, true, true);
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| 		}
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| 		break;
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| 	default:
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| 		break;
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| 	}
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| 
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| 	return 0;
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| }
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| 
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| static void ixgbe_get_pauseparam(struct net_device *netdev,
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|                                  struct ethtool_pauseparam *pause)
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| {
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| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
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| 	struct ixgbe_hw *hw = &adapter->hw;
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| 
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| 	pause->autoneg = (hw->fc.type == ixgbe_fc_full ? 1 : 0);
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| 
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| 	if (hw->fc.type == ixgbe_fc_rx_pause) {
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| 		pause->rx_pause = 1;
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| 	} else if (hw->fc.type == ixgbe_fc_tx_pause) {
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| 		pause->tx_pause = 1;
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| 	} else if (hw->fc.type == ixgbe_fc_full) {
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| 		pause->rx_pause = 1;
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| 		pause->tx_pause = 1;
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| 	}
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| }
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| 
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| static int ixgbe_set_pauseparam(struct net_device *netdev,
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|                                 struct ethtool_pauseparam *pause)
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| {
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| 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
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| 	struct ixgbe_hw *hw = &adapter->hw;
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| 
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| 	if ((pause->autoneg == AUTONEG_ENABLE) ||
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| 	    (pause->rx_pause && pause->tx_pause))
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| 		hw->fc.type = ixgbe_fc_full;
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| 	else if (pause->rx_pause && !pause->tx_pause)
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| 		hw->fc.type = ixgbe_fc_rx_pause;
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| 	else if (!pause->rx_pause && pause->tx_pause)
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| 		hw->fc.type = ixgbe_fc_tx_pause;
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| 	else if (!pause->rx_pause && !pause->tx_pause)
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| 		hw->fc.type = ixgbe_fc_none;
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| 	else
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| 		return -EINVAL;
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| 
 | |
| 	hw->fc.original_type = hw->fc.type;
 | |
| 
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| 	if (netif_running(netdev))
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| 		ixgbe_reinit_locked(adapter);
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| 	else
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| 		ixgbe_reset(adapter);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static u32 ixgbe_get_rx_csum(struct net_device *netdev)
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| {
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| 	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)
 | |
| {
 | |
| 	if (data)
 | |
| 		netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM);
 | |
| 	else
 | |
| 		netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_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 {
 | |
| 		netif_tx_stop_all_queues(netdev);
 | |
| 		netdev->features &= ~NETIF_F_TSO;
 | |
| 		netdev->features &= ~NETIF_F_TSO6;
 | |
| 		netif_tx_start_all_queues(netdev);
 | |
| 	}
 | |
| 	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);
 | |
| 
 | |
| 	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);
 | |
| 
 | |
| 	strncpy(drvinfo->driver, ixgbe_driver_name, 32);
 | |
| 	strncpy(drvinfo->version, ixgbe_driver_version, 32);
 | |
| 	strncpy(drvinfo->fw_version, "N/A", 32);
 | |
| 	strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 | |
| 	drvinfo->n_stats = IXGBE_STATS_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;
 | |
| 	struct ixgbe_ring *rx_ring = adapter->rx_ring;
 | |
| 
 | |
| 	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_ring;
 | |
| 	int i, err;
 | |
| 	u32 new_rx_count, new_tx_count;
 | |
| 
 | |
| 	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->count) &&
 | |
| 	    (new_rx_count == adapter->rx_ring->count)) {
 | |
| 		/* nothing to do */
 | |
| 		return 0;
 | |
| 	}
 | |
| 
 | |
| 	temp_ring = kcalloc(adapter->num_tx_queues,
 | |
| 	                    sizeof(struct ixgbe_ring), GFP_KERNEL);
 | |
| 	if (!temp_ring)
 | |
| 		return -ENOMEM;
 | |
| 
 | |
| 	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 | |
| 		msleep(1);
 | |
| 
 | |
| 	if (new_tx_count != adapter->tx_ring->count) {
 | |
| 		for (i = 0; i < adapter->num_tx_queues; i++) {
 | |
| 			temp_ring[i].count = new_tx_count;
 | |
| 			err = ixgbe_setup_tx_resources(adapter, &temp_ring[i]);
 | |
| 			if (err) {
 | |
| 				while (i) {
 | |
| 					i--;
 | |
| 					ixgbe_free_tx_resources(adapter,
 | |
| 					                        &temp_ring[i]);
 | |
| 				}
 | |
| 				goto err_setup;
 | |
| 			}
 | |
| 			temp_ring[i].v_idx = adapter->tx_ring[i].v_idx;
 | |
| 		}
 | |
| 		if (netif_running(netdev))
 | |
| 			netdev->netdev_ops->ndo_stop(netdev);
 | |
| 		ixgbe_reset_interrupt_capability(adapter);
 | |
| 		ixgbe_napi_del_all(adapter);
 | |
| 		INIT_LIST_HEAD(&netdev->napi_list);
 | |
| 		kfree(adapter->tx_ring);
 | |
| 		adapter->tx_ring = temp_ring;
 | |
| 		temp_ring = NULL;
 | |
| 		adapter->tx_ring_count = new_tx_count;
 | |
| 	}
 | |
| 
 | |
| 	temp_ring = kcalloc(adapter->num_rx_queues,
 | |
| 	                    sizeof(struct ixgbe_ring), GFP_KERNEL);
 | |
| 	if (!temp_ring) {
 | |
| 		if (netif_running(netdev))
 | |
| 			netdev->netdev_ops->ndo_open(netdev);
 | |
| 		return -ENOMEM;
 | |
| 	}
 | |
| 
 | |
| 	if (new_rx_count != adapter->rx_ring->count) {
 | |
| 		for (i = 0; i < adapter->num_rx_queues; i++) {
 | |
| 			temp_ring[i].count = new_rx_count;
 | |
| 			err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]);
 | |
| 			if (err) {
 | |
| 				while (i) {
 | |
| 					i--;
 | |
| 					ixgbe_free_rx_resources(adapter,
 | |
| 					                        &temp_ring[i]);
 | |
| 				}
 | |
| 				goto err_setup;
 | |
| 			}
 | |
| 			temp_ring[i].v_idx = adapter->rx_ring[i].v_idx;
 | |
| 		}
 | |
| 		if (netif_running(netdev))
 | |
| 			netdev->netdev_ops->ndo_stop(netdev);
 | |
| 		ixgbe_reset_interrupt_capability(adapter);
 | |
| 		ixgbe_napi_del_all(adapter);
 | |
| 		INIT_LIST_HEAD(&netdev->napi_list);
 | |
| 		kfree(adapter->rx_ring);
 | |
| 		adapter->rx_ring = temp_ring;
 | |
| 		temp_ring = NULL;
 | |
| 
 | |
| 		adapter->rx_ring_count = new_rx_count;
 | |
| 	}
 | |
| 
 | |
| 	/* success! */
 | |
| 	err = 0;
 | |
| err_setup:
 | |
| 	ixgbe_init_interrupt_scheme(adapter);
 | |
| 	if (netif_running(netdev))
 | |
| 		netdev->netdev_ops->ndo_open(netdev);
 | |
| 
 | |
| 	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_STATS:
 | |
| 		return IXGBE_STATS_LEN;
 | |
| 	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);
 | |
| 	int j, k;
 | |
| 	int i;
 | |
| 	u64 aggregated = 0, flushed = 0, no_desc = 0;
 | |
| 	for (i = 0; i < adapter->num_rx_queues; i++) {
 | |
| 		aggregated += adapter->rx_ring[i].lro_mgr.stats.aggregated;
 | |
| 		flushed += adapter->rx_ring[i].lro_mgr.stats.flushed;
 | |
| 		no_desc += adapter->rx_ring[i].lro_mgr.stats.no_desc;
 | |
| 	}
 | |
| 	adapter->lro_aggregated = aggregated;
 | |
| 	adapter->lro_flushed = flushed;
 | |
| 	adapter->lro_no_desc = no_desc;
 | |
| 
 | |
| 	ixgbe_update_stats(adapter);
 | |
| 	for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) {
 | |
| 		char *p = (char *)adapter + ixgbe_gstrings_stats[i].stat_offset;
 | |
| 		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_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 void ixgbe_get_wol(struct net_device *netdev,
 | |
|                           struct ethtool_wolinfo *wol)
 | |
| {
 | |
| 	wol->supported = 0;
 | |
| 	wol->wolopts = 0;
 | |
| 
 | |
| 	return;
 | |
| }
 | |
| 
 | |
| 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->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->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_hw *hw = &adapter->hw;
 | |
| 	int i;
 | |
| 
 | |
| 	if (ec->tx_max_coalesced_frames_irq)
 | |
| 		adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
 | |
| 
 | |
| 	if (ec->rx_coalesce_usecs > 1) {
 | |
| 		/* store the value in ints/second */
 | |
| 		adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
 | |
| 
 | |
| 		/* static value of interrupt rate */
 | |
| 		adapter->itr_setting = adapter->eitr_param;
 | |
| 		/* clear the lower bit */
 | |
| 		adapter->itr_setting &= ~1;
 | |
| 	} else if (ec->rx_coalesce_usecs == 1) {
 | |
| 		/* 1 means dynamic mode */
 | |
| 		adapter->eitr_param = 20000;
 | |
| 		adapter->itr_setting = 1;
 | |
| 	} else {
 | |
| 		/* any other value means disable eitr, which is best
 | |
| 		 * served by setting the interrupt rate very high */
 | |
| 		adapter->eitr_param = 3000000;
 | |
| 		adapter->itr_setting = 0;
 | |
| 	}
 | |
| 
 | |
| 	for (i = 0; i < adapter->num_msix_vectors - NON_Q_VECTORS; i++) {
 | |
| 		struct ixgbe_q_vector *q_vector = &adapter->q_vector[i];
 | |
| 		if (q_vector->txr_count && !q_vector->rxr_count)
 | |
| 			q_vector->eitr = (adapter->eitr_param >> 1);
 | |
| 		else
 | |
| 			/* rx only or mixed */
 | |
| 			q_vector->eitr = adapter->eitr_param;
 | |
| 		IXGBE_WRITE_REG(hw, IXGBE_EITR(i),
 | |
| 		                EITR_INTS_PER_SEC_TO_REG(q_vector->eitr));
 | |
| 	}
 | |
| 
 | |
| 	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,
 | |
| 	.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,
 | |
| 	.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              = ethtool_op_set_flags,
 | |
| };
 | |
| 
 | |
| void ixgbe_set_ethtool_ops(struct net_device *netdev)
 | |
| {
 | |
| 	SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops);
 | |
| }
 |