Release 4.10 drivers/net/ethernet/intel/ixgb/ixgb_ethtool.c

/*******************************************************************************

  Intel PRO/10GbE Linux driver
  Copyright(c) 1999 - 2008 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:
  Linux NICS <linux.nics@intel.com>
  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497

*******************************************************************************/

/* ethtool support for ixgb */

#include "ixgb.h"

#include <linux/uaccess.h>


#define IXGB_ALL_RAR_ENTRIES 16



enum {NETDEV_STATS, IXGB_STATS};


struct ixgb_stats {
	
char stat_string[ETH_GSTRING_LEN];
	
int type;
	
int sizeof_stat;
	
int stat_offset;
};


#define IXGB_STAT(m)		IXGB_STATS, \
                                FIELD_SIZEOF(struct ixgb_adapter, m), \
                                offsetof(struct ixgb_adapter, m)

#define IXGB_NETDEV_STAT(m)	NETDEV_STATS, \
                                FIELD_SIZEOF(struct net_device, m), \
                                offsetof(struct net_device, m)


static struct ixgb_stats ixgb_gstrings_stats[] = {
	{"rx_packets", IXGB_NETDEV_STAT(stats.rx_packets)},
	{"tx_packets", IXGB_NETDEV_STAT(stats.tx_packets)},
	{"rx_bytes", IXGB_NETDEV_STAT(stats.rx_bytes)},
	{"tx_bytes", IXGB_NETDEV_STAT(stats.tx_bytes)},
	{"rx_errors", IXGB_NETDEV_STAT(stats.rx_errors)},
	{"tx_errors", IXGB_NETDEV_STAT(stats.tx_errors)},
	{"rx_dropped", IXGB_NETDEV_STAT(stats.rx_dropped)},
	{"tx_dropped", IXGB_NETDEV_STAT(stats.tx_dropped)},
	{"multicast", IXGB_NETDEV_STAT(stats.multicast)},
	{"collisions", IXGB_NETDEV_STAT(stats.collisions)},

/*      { "rx_length_errors", IXGB_NETDEV_STAT(stats.rx_length_errors) },       */
	{"rx_over_errors", IXGB_NETDEV_STAT(stats.rx_over_errors)},
	{"rx_crc_errors", IXGB_NETDEV_STAT(stats.rx_crc_errors)},
	{"rx_frame_errors", IXGB_NETDEV_STAT(stats.rx_frame_errors)},
	{"rx_no_buffer_count", IXGB_STAT(stats.rnbc)},
	{"rx_fifo_errors", IXGB_NETDEV_STAT(stats.rx_fifo_errors)},
	{"rx_missed_errors", IXGB_NETDEV_STAT(stats.rx_missed_errors)},
	{"tx_aborted_errors", IXGB_NETDEV_STAT(stats.tx_aborted_errors)},
	{"tx_carrier_errors", IXGB_NETDEV_STAT(stats.tx_carrier_errors)},
	{"tx_fifo_errors", IXGB_NETDEV_STAT(stats.tx_fifo_errors)},
	{"tx_heartbeat_errors", IXGB_NETDEV_STAT(stats.tx_heartbeat_errors)},
	{"tx_window_errors", IXGB_NETDEV_STAT(stats.tx_window_errors)},
	{"tx_deferred_ok", IXGB_STAT(stats.dc)},
	{"tx_timeout_count", IXGB_STAT(tx_timeout_count) },
	{"tx_restart_queue", IXGB_STAT(restart_queue) },
	{"rx_long_length_errors", IXGB_STAT(stats.roc)},
	{"rx_short_length_errors", IXGB_STAT(stats.ruc)},
	{"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
	{"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
	{"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)},
	{"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)},
	{"tx_flow_control_xon", IXGB_STAT(stats.xontxc)},
	{"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)},
	{"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)},
	{"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)},
	{"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)},
	{"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)}
};


#define IXGB_STATS_LEN	ARRAY_SIZE(ixgb_gstrings_stats)


static int

ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);

	ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
	ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
	ecmd->port = PORT_FIBRE;
	ecmd->transceiver = XCVR_EXTERNAL;

	if (netif_carrier_ok(adapter->netdev)) {
		ethtool_cmd_speed_set(ecmd, SPEED_10000);
		ecmd->duplex = DUPLEX_FULL;
	} else {
		ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
		ecmd->duplex = DUPLEX_UNKNOWN;
	}

	ecmd->autoneg = AUTONEG_DISABLE;
	return 0;
}

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al viro
13
12.15%
1
12.50%
david decotigny
david decotigny
8
7.48%
1
12.50%
mallikarjuna r chilakala
mallikarjuna r chilakala
5
4.67%
2
25.00%
jiri pirko
jiri pirko
2
1.87%
1
12.50%
jeff garzik
jeff garzik
1
0.93%
1
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107
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8
100.00%



void ixgb_set_speed_duplex(struct net_device *netdev)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	/* be optimistic about our link, since we were up before */
	adapter->link_speed = 10000;
	adapter->link_duplex = FULL_DUPLEX;
	netif_carrier_on(netdev);
	netif_wake_queue(netdev);
}

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static int

ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	u32 speed = ethtool_cmd_speed(ecmd);

	if (ecmd->autoneg == AUTONEG_ENABLE ||
	    (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
		return -EINVAL;

	if (netif_running(adapter->netdev)) {
		ixgb_down(adapter, true);
		ixgb_reset(adapter);
		ixgb_up(adapter);
		ixgb_set_speed_duplex(netdev);
	} else
		ixgb_reset(adapter);

	return 0;
}

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ganesh venkatesan
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22.22%
david decotigny
david decotigny
10
10.00%
1
11.11%
al viro
al viro
9
9.00%
1
11.11%
mallikarjuna r chilakala
mallikarjuna r chilakala
7
7.00%
2
22.22%
joe perches
joe perches
1
1.00%
1
11.11%
jeff garzik
jeff garzik
1
1.00%
1
11.11%
auke kok
auke kok
1
1.00%
1
11.11%
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100
100.00%
9
100.00%


static void

ixgb_get_pauseparam(struct net_device *netdev,
			 struct ethtool_pauseparam *pause)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_hw *hw = &adapter->hw;

	pause->autoneg = AUTONEG_DISABLE;

	if (hw->fc.type == ixgb_fc_rx_pause)
		pause->rx_pause = 1;
	else if (hw->fc.type == ixgb_fc_tx_pause)
		pause->tx_pause = 1;
	else if (hw->fc.type == ixgb_fc_full) {
		pause->rx_pause = 1;
		pause->tx_pause = 1;
	}
}

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jeff garzik
63
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1
20.00%
ganesh venkatesan
ganesh venkatesan
26
26.00%
2
40.00%
al viro
al viro
8
8.00%
1
20.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
3.00%
1
20.00%
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100
100.00%
5
100.00%


static int

ixgb_set_pauseparam(struct net_device *netdev,
			 struct ethtool_pauseparam *pause)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_hw *hw = &adapter->hw;

	if (pause->autoneg == AUTONEG_ENABLE)
		return -EINVAL;

	if (pause->rx_pause && pause->tx_pause)
		hw->fc.type = ixgb_fc_full;
	else if (pause->rx_pause && !pause->tx_pause)
		hw->fc.type = ixgb_fc_rx_pause;
	else if (!pause->rx_pause && pause->tx_pause)
		hw->fc.type = ixgb_fc_tx_pause;
	else if (!pause->rx_pause && !pause->tx_pause)
		hw->fc.type = ixgb_fc_none;

	if (netif_running(adapter->netdev)) {
		ixgb_down(adapter, true);
		ixgb_up(adapter);
		ixgb_set_speed_duplex(netdev);
	} else
		ixgb_reset(adapter);

	return 0;
}

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jeff garzik
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ganesh venkatesan
ganesh venkatesan
30
18.29%
1
14.29%
al viro
al viro
7
4.27%
1
14.29%
mallikarjuna r chilakala
mallikarjuna r chilakala
7
4.27%
2
28.57%
auke kok
auke kok
1
0.61%
1
14.29%
joe perches
joe perches
1
0.61%
1
14.29%
Total
164
100.00%
7
100.00%


static u32

ixgb_get_msglevel(struct net_device *netdev)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	return adapter->msg_enable;
}

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3.85%
1
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joe perches
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3.85%
1
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26
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static void

ixgb_set_msglevel(struct net_device *netdev, u32 data)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	adapter->msg_enable = data;
}
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auke kok
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66.67%
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joe perches
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3.33%
1
33.33%
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30
100.00%
3
100.00%


#define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_


static int

ixgb_get_regs_len(struct net_device *netdev)
{

#define IXGB_REG_DUMP_LEN  136*sizeof(u32)
	return IXGB_REG_DUMP_LEN;
}

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18
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static void

ixgb_get_regs(struct net_device *netdev,
		   struct ethtool_regs *regs, void *p)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_hw *hw = &adapter->hw;
	u32 *reg = p;
	u32 *reg_start = reg;
	u8 i;

	/* the 1 (one) below indicates an attempt at versioning, if the
         * interface in ethtool or the driver changes, this 1 should be
         * incremented */
	regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;

	/* General Registers */
	*reg++ = IXGB_READ_REG(hw, CTRL0);	/*   0 */
	*reg++ = IXGB_READ_REG(hw, CTRL1);	/*   1 */
	*reg++ = IXGB_READ_REG(hw, STATUS);	/*   2 */
	*reg++ = IXGB_READ_REG(hw, EECD);	/*   3 */
	*reg++ = IXGB_READ_REG(hw, MFS);	/*   4 */

	/* Interrupt */
	*reg++ = IXGB_READ_REG(hw, ICR);	/*   5 */
	*reg++ = IXGB_READ_REG(hw, ICS);	/*   6 */
	*reg++ = IXGB_READ_REG(hw, IMS);	/*   7 */
	*reg++ = IXGB_READ_REG(hw, IMC);	/*   8 */

	/* Receive */
	*reg++ = IXGB_READ_REG(hw, RCTL);	/*   9 */
	*reg++ = IXGB_READ_REG(hw, FCRTL);	/*  10 */
	*reg++ = IXGB_READ_REG(hw, FCRTH);	/*  11 */
	*reg++ = IXGB_READ_REG(hw, RDBAL);	/*  12 */
	*reg++ = IXGB_READ_REG(hw, RDBAH);	/*  13 */
	*reg++ = IXGB_READ_REG(hw, RDLEN);	/*  14 */
	*reg++ = IXGB_READ_REG(hw, RDH);	/*  15 */
	*reg++ = IXGB_READ_REG(hw, RDT);	/*  16 */
	*reg++ = IXGB_READ_REG(hw, RDTR);	/*  17 */
	*reg++ = IXGB_READ_REG(hw, RXDCTL);	/*  18 */
	*reg++ = IXGB_READ_REG(hw, RAIDC);	/*  19 */
	*reg++ = IXGB_READ_REG(hw, RXCSUM);	/*  20 */

	/* there are 16 RAR entries in hardware, we only use 3 */
	for (i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) {
		*reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */
		*reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */
	}

	/* Transmit */
	*reg++ = IXGB_READ_REG(hw, TCTL);	/*  53 */
	*reg++ = IXGB_READ_REG(hw, TDBAL);	/*  54 */
	*reg++ = IXGB_READ_REG(hw, TDBAH);	/*  55 */
	*reg++ = IXGB_READ_REG(hw, TDLEN);	/*  56 */
	*reg++ = IXGB_READ_REG(hw, TDH);	/*  57 */
	*reg++ = IXGB_READ_REG(hw, TDT);	/*  58 */
	*reg++ = IXGB_READ_REG(hw, TIDV);	/*  59 */
	*reg++ = IXGB_READ_REG(hw, TXDCTL);	/*  60 */
	*reg++ = IXGB_READ_REG(hw, TSPMT);	/*  61 */
	*reg++ = IXGB_READ_REG(hw, PAP);	/*  62 */

	/* Physical */
	*reg++ = IXGB_READ_REG(hw, PCSC1);	/*  63 */
	*reg++ = IXGB_READ_REG(hw, PCSC2);	/*  64 */
	*reg++ = IXGB_READ_REG(hw, PCSS1);	/*  65 */
	*reg++ = IXGB_READ_REG(hw, PCSS2);	/*  66 */
	*reg++ = IXGB_READ_REG(hw, XPCSS);	/*  67 */
	*reg++ = IXGB_READ_REG(hw, UCCR);	/*  68 */
	*reg++ = IXGB_READ_REG(hw, XPCSTC);	/*  69 */
	*reg++ = IXGB_READ_REG(hw, MACA);	/*  70 */
	*reg++ = IXGB_READ_REG(hw, APAE);	/*  71 */
	*reg++ = IXGB_READ_REG(hw, ARD);	/*  72 */
	*reg++ = IXGB_READ_REG(hw, AIS);	/*  73 */
	*reg++ = IXGB_READ_REG(hw, MSCA);	/*  74 */
	*reg++ = IXGB_READ_REG(hw, MSRWD);	/*  75 */

	/* Statistics */
	*reg++ = IXGB_GET_STAT(adapter, tprl);	/*  76 */
	*reg++ = IXGB_GET_STAT(adapter, tprh);	/*  77 */
	*reg++ = IXGB_GET_STAT(adapter, gprcl);	/*  78 */
	*reg++ = IXGB_GET_STAT(adapter, gprch);	/*  79 */
	*reg++ = IXGB_GET_STAT(adapter, bprcl);	/*  80 */
	*reg++ = IXGB_GET_STAT(adapter, bprch);	/*  81 */
	*reg++ = IXGB_GET_STAT(adapter, mprcl);	/*  82 */
	*reg++ = IXGB_GET_STAT(adapter, mprch);	/*  83 */
	*reg++ = IXGB_GET_STAT(adapter, uprcl);	/*  84 */
	*reg++ = IXGB_GET_STAT(adapter, uprch);	/*  85 */
	*reg++ = IXGB_GET_STAT(adapter, vprcl);	/*  86 */
	*reg++ = IXGB_GET_STAT(adapter, vprch);	/*  87 */
	*reg++ = IXGB_GET_STAT(adapter, jprcl);	/*  88 */
	*reg++ = IXGB_GET_STAT(adapter, jprch);	/*  89 */
	*reg++ = IXGB_GET_STAT(adapter, gorcl);	/*  90 */
	*reg++ = IXGB_GET_STAT(adapter, gorch);	/*  91 */
	*reg++ = IXGB_GET_STAT(adapter, torl);	/*  92 */
	*reg++ = IXGB_GET_STAT(adapter, torh);	/*  93 */
	*reg++ = IXGB_GET_STAT(adapter, rnbc);	/*  94 */
	*reg++ = IXGB_GET_STAT(adapter, ruc);	/*  95 */
	*reg++ = IXGB_GET_STAT(adapter, roc);	/*  96 */
	*reg++ = IXGB_GET_STAT(adapter, rlec);	/*  97 */
	*reg++ = IXGB_GET_STAT(adapter, crcerrs);	/*  98 */
	*reg++ = IXGB_GET_STAT(adapter, icbc);	/*  99 */
	*reg++ = IXGB_GET_STAT(adapter, ecbc);	/* 100 */
	*reg++ = IXGB_GET_STAT(adapter, mpc);	/* 101 */
	*reg++ = IXGB_GET_STAT(adapter, tptl);	/* 102 */
	*reg++ = IXGB_GET_STAT(adapter, tpth);	/* 103 */
	*reg++ = IXGB_GET_STAT(adapter, gptcl);	/* 104 */
	*reg++ = IXGB_GET_STAT(adapter, gptch);	/* 105 */
	*reg++ = IXGB_GET_STAT(adapter, bptcl);	/* 106 */
	*reg++ = IXGB_GET_STAT(adapter, bptch);	/* 107 */
	*reg++ = IXGB_GET_STAT(adapter, mptcl);	/* 108 */
	*reg++ = IXGB_GET_STAT(adapter, mptch);	/* 109 */
	*reg++ = IXGB_GET_STAT(adapter, uptcl);	/* 110 */
	*reg++ = IXGB_GET_STAT(adapter, uptch);	/* 111 */
	*reg++ = IXGB_GET_STAT(adapter, vptcl);	/* 112 */
	*reg++ = IXGB_GET_STAT(adapter, vptch);	/* 113 */
	*reg++ = IXGB_GET_STAT(adapter, jptcl);	/* 114 */
	*reg++ = IXGB_GET_STAT(adapter, jptch);	/* 115 */
	*reg++ = IXGB_GET_STAT(adapter, gotcl);	/* 116 */
	*reg++ = IXGB_GET_STAT(adapter, gotch);	/* 117 */
	*reg++ = IXGB_GET_STAT(adapter, totl);	/* 118 */
	*reg++ = IXGB_GET_STAT(adapter, toth);	/* 119 */
	*reg++ = IXGB_GET_STAT(adapter, dc);	/* 120 */
	*reg++ = IXGB_GET_STAT(adapter, plt64c);	/* 121 */
	*reg++ = IXGB_GET_STAT(adapter, tsctc);	/* 122 */
	*reg++ = IXGB_GET_STAT(adapter, tsctfc);	/* 123 */
	*reg++ = IXGB_GET_STAT(adapter, ibic);	/* 124 */
	*reg++ = IXGB_GET_STAT(adapter, rfc);	/* 125 */
	*reg++ = IXGB_GET_STAT(adapter, lfc);	/* 126 */
	*reg++ = IXGB_GET_STAT(adapter, pfrc);	/* 127 */
	*reg++ = IXGB_GET_STAT(adapter, pftc);	/* 128 */
	*reg++ = IXGB_GET_STAT(adapter, mcfrc);	/* 129 */
	*reg++ = IXGB_GET_STAT(adapter, mcftc);	/* 130 */
	*reg++ = IXGB_GET_STAT(adapter, xonrxc);	/* 131 */
	*reg++ = IXGB_GET_STAT(adapter, xontxc);	/* 132 */
	*reg++ = IXGB_GET_STAT(adapter, xoffrxc);	/* 133 */
	*reg++ = IXGB_GET_STAT(adapter, xofftxc);	/* 134 */
	*reg++ = IXGB_GET_STAT(adapter, rjc);	/* 135 */

	regs->len = (reg - reg_start) * sizeof(u32);
}

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ganesh venkatesan
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mallikarjuna r chilakala
mallikarjuna r chilakala
14
1.00%
4
50.00%
joe perches
joe perches
4
0.29%
1
12.50%
auke kok
auke kok
1
0.07%
1
12.50%
Total
1397
100.00%
8
100.00%


static int

ixgb_get_eeprom_len(struct net_device *netdev)
{
	/* return size in bytes */
	return IXGB_EEPROM_SIZE << 1;
}

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ganesh venkatesan
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5.88%
1
33.33%
Total
17
100.00%
3
100.00%


static int

ixgb_get_eeprom(struct net_device *netdev,
		  struct ethtool_eeprom *eeprom, u8 *bytes)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_hw *hw = &adapter->hw;
	__le16 *eeprom_buff;
	int i, max_len, first_word, last_word;
	int ret_val = 0;

	if (eeprom->len == 0) {
		ret_val = -EINVAL;
		goto geeprom_error;
	}

	eeprom->magic = hw->vendor_id | (hw->device_id << 16);

	max_len = ixgb_get_eeprom_len(netdev);

	if (eeprom->offset > eeprom->offset + eeprom->len) {
		ret_val = -EINVAL;
		goto geeprom_error;
	}

	if ((eeprom->offset + eeprom->len) > max_len)
		eeprom->len = (max_len - eeprom->offset);

	first_word = eeprom->offset >> 1;
	last_word = (eeprom->offset + eeprom->len - 1) >> 1;

	eeprom_buff = kmalloc(sizeof(__le16) *
			(last_word - first_word + 1), GFP_KERNEL);
	if (!eeprom_buff)
		return -ENOMEM;

	/* note the eeprom was good because the driver loaded */
	for (i = 0; i <= (last_word - first_word); i++)
		eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i));

	memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
	kfree(eeprom_buff);

geeprom_error:
	return ret_val;
}

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19
7.06%
2
28.57%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
1.12%
1
14.29%
joe perches
joe perches
2
0.74%
1
14.29%
jeff garzik
jeff garzik
2
0.74%
1
14.29%
Total
269
100.00%
7
100.00%


static int

ixgb_set_eeprom(struct net_device *netdev,
		  struct ethtool_eeprom *eeprom, u8 *bytes)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_hw *hw = &adapter->hw;
	u16 *eeprom_buff;
	void *ptr;
	int max_len, first_word, last_word;
	u16 i;

	if (eeprom->len == 0)
		return -EINVAL;

	if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
		return -EFAULT;

	max_len = ixgb_get_eeprom_len(netdev);

	if (eeprom->offset > eeprom->offset + eeprom->len)
		return -EINVAL;

	if ((eeprom->offset + eeprom->len) > max_len)
		eeprom->len = (max_len - eeprom->offset);

	first_word = eeprom->offset >> 1;
	last_word = (eeprom->offset + eeprom->len - 1) >> 1;
	eeprom_buff = kmalloc(max_len, GFP_KERNEL);
	if (!eeprom_buff)
		return -ENOMEM;

	ptr = (void *)eeprom_buff;

	if (eeprom->offset & 1) {
		/* need read/modify/write of first changed EEPROM word */
		/* only the second byte of the word is being modified */
		eeprom_buff[0] = ixgb_read_eeprom(hw, first_word);
		ptr++;
	}
	if ((eeprom->offset + eeprom->len) & 1) {
		/* need read/modify/write of last changed EEPROM word */
		/* only the first byte of the word is being modified */
		eeprom_buff[last_word - first_word]
			= ixgb_read_eeprom(hw, last_word);
	}

	memcpy(ptr, bytes, eeprom->len);
	for (i = 0; i <= (last_word - first_word); i++)
		ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]);

	/* Update the checksum over the first part of the EEPROM if needed */
	if (first_word <= EEPROM_CHECKSUM_REG)
		ixgb_update_eeprom_checksum(hw);

	kfree(eeprom_buff);
	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
268
84.81%
2
40.00%
al viro
al viro
42
13.29%
1
20.00%
joe perches
joe perches
3
0.95%
1
20.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
0.95%
1
20.00%
Total
316
100.00%
5
100.00%


static void

ixgb_get_drvinfo(struct net_device *netdev,
		   struct ethtool_drvinfo *drvinfo)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);

	strlcpy(drvinfo->driver,  ixgb_driver_name,
		sizeof(drvinfo->driver));
	strlcpy(drvinfo->version, ixgb_driver_version,
		sizeof(drvinfo->version));
	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
		sizeof(drvinfo->bus_info));
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
55
69.62%
2
50.00%
rick jones
rick jones
21
26.58%
1
25.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
3.80%
1
25.00%
Total
79
100.00%
4
100.00%


static void

ixgb_get_ringparam(struct net_device *netdev,
		struct ethtool_ringparam *ring)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_desc_ring *txdr = &adapter->tx_ring;
	struct ixgb_desc_ring *rxdr = &adapter->rx_ring;

	ring->rx_max_pending = MAX_RXD;
	ring->tx_max_pending = MAX_TXD;
	ring->rx_pending = rxdr->count;
	ring->tx_pending = txdr->count;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
62
83.78%
2
50.00%
al viro
al viro
9
12.16%
1
25.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
4.05%
1
25.00%
Total
74
100.00%
4
100.00%


static int

ixgb_set_ringparam(struct net_device *netdev,
		struct ethtool_ringparam *ring)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	struct ixgb_desc_ring *txdr = &adapter->tx_ring;
	struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
	struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new;
	int err;

	tx_old = adapter->tx_ring;
	rx_old = adapter->rx_ring;

	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
		return -EINVAL;

	if (netif_running(adapter->netdev))
		ixgb_down(adapter, true);

	rxdr->count = max(ring->rx_pending,(u32)MIN_RXD);
	rxdr->count = min(rxdr->count,(u32)MAX_RXD);
	rxdr->count = ALIGN(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);

	txdr->count = max(ring->tx_pending,(u32)MIN_TXD);
	txdr->count = min(txdr->count,(u32)MAX_TXD);
	txdr->count = ALIGN(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);

	if (netif_running(adapter->netdev)) {
		/* Try to get new resources before deleting old */
		if ((err = ixgb_setup_rx_resources(adapter)))
			goto err_setup_rx;
		if ((err = ixgb_setup_tx_resources(adapter)))
			goto err_setup_tx;

		/* save the new, restore the old in order to free it,
                 * then restore the new back again */

		rx_new = adapter->rx_ring;
		tx_new = adapter->tx_ring;
		adapter->rx_ring = rx_old;
		adapter->tx_ring = tx_old;
		ixgb_free_rx_resources(adapter);
		ixgb_free_tx_resources(adapter);
		adapter->rx_ring = rx_new;
		adapter->tx_ring = tx_new;
		if ((err = ixgb_up(adapter)))
			return err;
		ixgb_set_speed_duplex(netdev);
	}

	return 0;
err_setup_tx:
	ixgb_free_rx_resources(adapter);
err_setup_rx:
	adapter->rx_ring = rx_old;
	adapter->tx_ring = tx_old;
	ixgb_up(adapter);
	return err;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
277
83.18%
2
20.00%
jeff garzik
jeff garzik
17
5.11%
1
10.00%
al viro
al viro
16
4.80%
1
10.00%
milind arun choudhary
milind arun choudhary
10
3.00%
1
10.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
7
2.10%
2
20.00%
joe perches
joe perches
5
1.50%
2
20.00%
auke kok
auke kok
1
0.30%
1
10.00%
Total
333
100.00%
10
100.00%


static int

ixgb_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);

	switch (state) {
	case ETHTOOL_ID_ACTIVE:
		return 2;

	case ETHTOOL_ID_ON:
		ixgb_led_on(&adapter->hw);
		break;

	case ETHTOOL_ID_OFF:
	case ETHTOOL_ID_INACTIVE:
		ixgb_led_off(&adapter->hw);
	}

	return 0;
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
jeff kirsher
jeff kirsher
25
37.88%
1
20.00%
ganesh venkatesan
ganesh venkatesan
17
25.76%
1
20.00%
al viro
al viro
12
18.18%
1
20.00%
jeff garzik
jeff garzik
9
13.64%
1
20.00%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
4.55%
1
20.00%
Total
66
100.00%
5
100.00%


static int

ixgb_get_sset_count(struct net_device *netdev, int sset)
{
	switch (sset) {
	case ETH_SS_STATS:
		return IXGB_STATS_LEN;
	default:
		return -EOPNOTSUPP;
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
jeff garzik
jeff garzik
21
67.74%
2
66.67%
ganesh venkatesan
ganesh venkatesan
10
32.26%
1
33.33%
Total
31
100.00%
3
100.00%


static void

ixgb_get_ethtool_stats(struct net_device *netdev,
		struct ethtool_stats *stats, u64 *data)
{
	struct ixgb_adapter *adapter = netdev_priv(netdev);
	int i;
	char *p = NULL;

	ixgb_update_stats(adapter);
	for (i = 0; i < IXGB_STATS_LEN; i++) {
		switch (ixgb_gstrings_stats[i].type) {
		case NETDEV_STATS:
			p = (char *) netdev +
					ixgb_gstrings_stats[i].stat_offset;
			break;
		case IXGB_STATS:
			p = (char *) adapter +
					ixgb_gstrings_stats[i].stat_offset;
			break;
		}

		data[i] = (ixgb_gstrings_stats[i].sizeof_stat ==
			sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
84
59.57%
1
16.67%
ajit khaparde
ajit khaparde
41
29.08%
1
16.67%
al viro
al viro
5
3.55%
1
16.67%
jeff garzik
jeff garzik
4
2.84%
1
16.67%
joe perches
joe perches
4
2.84%
1
16.67%
mallikarjuna r chilakala
mallikarjuna r chilakala
3
2.13%
1
16.67%
Total
141
100.00%
6
100.00%


static void

ixgb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
{
	int i;

	switch(stringset) {
	case ETH_SS_STATS:
		for (i = 0; i < IXGB_STATS_LEN; i++) {
			memcpy(data + i * ETH_GSTRING_LEN,
			ixgb_gstrings_stats[i].stat_string,
			ETH_GSTRING_LEN);
		}
		break;
	}
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
50
78.12%
1
25.00%
al viro
al viro
7
10.94%
1
25.00%
jeff garzik
jeff garzik
5
7.81%
1
25.00%
joe perches
joe perches
2
3.12%
1
25.00%
Total
64
100.00%
4
100.00%


static const struct ethtool_ops ixgb_ethtool_ops = {
	.get_settings = ixgb_get_settings,
	.set_settings = ixgb_set_settings,
	.get_drvinfo = ixgb_get_drvinfo,
	.get_regs_len = ixgb_get_regs_len,
	.get_regs = ixgb_get_regs,
	.get_link = ethtool_op_get_link,
	.get_eeprom_len = ixgb_get_eeprom_len,
	.get_eeprom = ixgb_get_eeprom,
	.set_eeprom = ixgb_set_eeprom,
	.get_ringparam = ixgb_get_ringparam,
	.set_ringparam = ixgb_set_ringparam,
	.get_pauseparam	= ixgb_get_pauseparam,
	.set_pauseparam	= ixgb_set_pauseparam,
	.get_msglevel = ixgb_get_msglevel,
	.set_msglevel = ixgb_set_msglevel,
	.get_strings = ixgb_get_strings,
	.set_phys_id = ixgb_set_phys_id,
	.get_sset_count = ixgb_get_sset_count,
	.get_ethtool_stats = ixgb_get_ethtool_stats,
};



void ixgb_set_ethtool_ops(struct net_device *netdev)
{
	netdev->ethtool_ops = &ixgb_ethtool_ops;
}
Contributors
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CommitProp
ganesh venkatesan
ganesh venkatesan
13
76.47%
1
33.33%
wilfried klaebe
wilfried klaebe
3
17.65%
1
33.33%
jeff garzik
jeff garzik
1
5.88%
1
33.33%
Total
17
100.00%
3
100.00%

Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
ganesh venkatesan
ganesh venkatesan
2748
70.57%
2
5.56%
jeff garzik
jeff garzik
535
13.74%
4
11.11%
al viro
al viro
200
5.14%
2
5.56%
auke kok
auke kok
131
3.36%
6
16.67%
ajit khaparde
ajit khaparde
100
2.57%
2
5.56%
mallikarjuna r chilakala
mallikarjuna r chilakala
61
1.57%
6
16.67%
jeff kirsher
jeff kirsher
27
0.69%
1
2.78%
joe perches
joe perches
25
0.64%
2
5.56%
rick jones
rick jones
21
0.54%
1
2.78%
david decotigny
david decotigny
18
0.46%
2
5.56%
milind arun choudhary
milind arun choudhary
10
0.26%
1
2.78%
jesse brandeburg
jesse brandeburg
10
0.26%
2
5.56%
wilfried klaebe
wilfried klaebe
3
0.08%
1
2.78%
jiri pirko
jiri pirko
2
0.05%
1
2.78%
linus torvalds
linus torvalds
1
0.03%
1
2.78%
adrian bunk
adrian bunk
1
0.03%
1
2.78%
cheng renquan
cheng renquan
1
0.03%
1
2.78%
Total
3894
100.00%
36
100.00%
Directory: drivers/net/ethernet/intel/ixgb

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