2008-04-27 05:55:59 -06:00
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/****************************************************************************
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* Driver for Solarflare Solarstorm network controllers and boards
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* Copyright 2005-2006 Fen Systems Ltd.
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* Copyright 2006-2008 Solarflare Communications Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation, incorporated herein by reference.
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*/
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#include <linux/netdevice.h>
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#include <linux/ethtool.h>
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#include <linux/rtnetlink.h>
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#include "net_driver.h"
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2008-05-07 06:36:19 -06:00
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#include "selftest.h"
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2008-04-27 05:55:59 -06:00
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#include "efx.h"
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#include "ethtool.h"
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#include "falcon.h"
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#include "gmii.h"
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2008-09-01 05:47:16 -06:00
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#include "spi.h"
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2008-04-27 05:55:59 -06:00
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#include "mac.h"
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2008-05-07 06:36:19 -06:00
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const char *efx_loopback_mode_names[] = {
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[LOOPBACK_NONE] = "NONE",
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[LOOPBACK_MAC] = "MAC",
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[LOOPBACK_XGMII] = "XGMII",
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[LOOPBACK_XGXS] = "XGXS",
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[LOOPBACK_XAUI] = "XAUI",
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[LOOPBACK_PHY] = "PHY",
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[LOOPBACK_PHYXS] = "PHY(XS)",
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[LOOPBACK_PCS] = "PHY(PCS)",
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[LOOPBACK_PMAPMD] = "PHY(PMAPMD)",
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[LOOPBACK_NETWORK] = "NETWORK",
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};
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2008-04-27 05:55:59 -06:00
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struct ethtool_string {
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char name[ETH_GSTRING_LEN];
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};
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struct efx_ethtool_stat {
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const char *name;
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enum {
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EFX_ETHTOOL_STAT_SOURCE_mac_stats,
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EFX_ETHTOOL_STAT_SOURCE_nic,
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EFX_ETHTOOL_STAT_SOURCE_channel
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} source;
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unsigned offset;
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u64(*get_stat) (void *field); /* Reader function */
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};
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/* Initialiser for a struct #efx_ethtool_stat with type-checking */
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#define EFX_ETHTOOL_STAT(stat_name, source_name, field, field_type, \
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get_stat_function) { \
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.name = #stat_name, \
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.source = EFX_ETHTOOL_STAT_SOURCE_##source_name, \
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.offset = ((((field_type *) 0) == \
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&((struct efx_##source_name *)0)->field) ? \
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offsetof(struct efx_##source_name, field) : \
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offsetof(struct efx_##source_name, field)), \
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.get_stat = get_stat_function, \
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}
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static u64 efx_get_uint_stat(void *field)
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{
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return *(unsigned int *)field;
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}
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static u64 efx_get_ulong_stat(void *field)
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{
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return *(unsigned long *)field;
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}
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static u64 efx_get_u64_stat(void *field)
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{
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return *(u64 *) field;
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}
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static u64 efx_get_atomic_stat(void *field)
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{
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return atomic_read((atomic_t *) field);
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}
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#define EFX_ETHTOOL_ULONG_MAC_STAT(field) \
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EFX_ETHTOOL_STAT(field, mac_stats, field, \
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unsigned long, efx_get_ulong_stat)
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#define EFX_ETHTOOL_U64_MAC_STAT(field) \
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EFX_ETHTOOL_STAT(field, mac_stats, field, \
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u64, efx_get_u64_stat)
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#define EFX_ETHTOOL_UINT_NIC_STAT(name) \
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EFX_ETHTOOL_STAT(name, nic, n_##name, \
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unsigned int, efx_get_uint_stat)
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#define EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(field) \
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EFX_ETHTOOL_STAT(field, nic, field, \
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atomic_t, efx_get_atomic_stat)
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#define EFX_ETHTOOL_UINT_CHANNEL_STAT(field) \
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EFX_ETHTOOL_STAT(field, channel, n_##field, \
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unsigned int, efx_get_uint_stat)
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static struct efx_ethtool_stat efx_ethtool_stats[] = {
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EFX_ETHTOOL_U64_MAC_STAT(tx_bytes),
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EFX_ETHTOOL_U64_MAC_STAT(tx_good_bytes),
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EFX_ETHTOOL_U64_MAC_STAT(tx_bad_bytes),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_packets),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_bad),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_pause),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_control),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_unicast),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_multicast),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_broadcast),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_lt64),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_64),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_65_to_127),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_128_to_255),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_256_to_511),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_512_to_1023),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_1024_to_15xx),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_15xx_to_jumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_gtjumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_collision),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_single_collision),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_multiple_collision),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_collision),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_deferred),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_late_collision),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_excessive_deferred),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_non_tcpudp),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_mac_src_error),
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EFX_ETHTOOL_ULONG_MAC_STAT(tx_ip_src_error),
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EFX_ETHTOOL_U64_MAC_STAT(rx_bytes),
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EFX_ETHTOOL_U64_MAC_STAT(rx_good_bytes),
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EFX_ETHTOOL_U64_MAC_STAT(rx_bad_bytes),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_packets),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_good),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_pause),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_control),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_unicast),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_multicast),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_broadcast),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_lt64),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_64),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_65_to_127),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_128_to_255),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_256_to_511),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_512_to_1023),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_1024_to_15xx),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_15xx_to_jumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_gtjumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_lt64),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_64_to_15xx),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_15xx_to_jumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_bad_gtjumbo),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_overflow),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_missed),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_false_carrier),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_symbol_error),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_align_error),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_length_error),
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EFX_ETHTOOL_ULONG_MAC_STAT(rx_internal_error),
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EFX_ETHTOOL_UINT_NIC_STAT(rx_nodesc_drop_cnt),
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EFX_ETHTOOL_ATOMIC_NIC_ERROR_STAT(rx_reset),
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EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc),
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EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err),
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EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err),
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EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc),
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};
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/* Number of ethtool statistics */
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#define EFX_ETHTOOL_NUM_STATS ARRAY_SIZE(efx_ethtool_stats)
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2008-09-01 05:47:16 -06:00
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#define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB
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2008-04-27 05:55:59 -06:00
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/**************************************************************************
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*
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* Ethtool operations
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*
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**************************************************************************
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*/
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/* Identify device by flashing LEDs */
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2008-12-12 22:32:10 -07:00
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static int efx_ethtool_phys_id(struct net_device *net_dev, u32 count)
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2008-04-27 05:55:59 -06:00
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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2008-04-27 05:55:59 -06:00
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efx->board_info.blink(efx, 1);
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2008-12-12 22:32:10 -07:00
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set_current_state(TASK_INTERRUPTIBLE);
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if (count)
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schedule_timeout(count * HZ);
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else
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schedule();
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2008-04-27 05:55:59 -06:00
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efx->board_info.blink(efx, 0);
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return 0;
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}
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/* This must be called with rtnl_lock held. */
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int efx_ethtool_get_settings(struct net_device *net_dev,
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struct ethtool_cmd *ecmd)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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int rc;
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mutex_lock(&efx->mac_lock);
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rc = falcon_xmac_get_settings(efx, ecmd);
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mutex_unlock(&efx->mac_lock);
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return rc;
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}
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/* This must be called with rtnl_lock held. */
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int efx_ethtool_set_settings(struct net_device *net_dev,
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struct ethtool_cmd *ecmd)
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{
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2008-09-01 05:43:14 -06:00
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struct efx_nic *efx = netdev_priv(net_dev);
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int rc;
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mutex_lock(&efx->mac_lock);
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rc = falcon_xmac_set_settings(efx, ecmd);
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mutex_unlock(&efx->mac_lock);
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if (!rc)
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efx_reconfigure_port(efx);
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return rc;
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}
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static void efx_ethtool_get_drvinfo(struct net_device *net_dev,
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struct ethtool_drvinfo *info)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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strlcpy(info->driver, EFX_DRIVER_NAME, sizeof(info->driver));
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strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version));
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strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info));
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}
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2008-05-07 06:36:19 -06:00
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/**
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* efx_fill_test - fill in an individual self-test entry
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* @test_index: Index of the test
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* @strings: Ethtool strings, or %NULL
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* @data: Ethtool test results, or %NULL
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* @test: Pointer to test result (used only if data != %NULL)
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* @unit_format: Unit name format (e.g. "channel\%d")
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* @unit_id: Unit id (e.g. 0 for "channel0")
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* @test_format: Test name format (e.g. "loopback.\%s.tx.sent")
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* @test_id: Test id (e.g. "PHY" for "loopback.PHY.tx_sent")
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*
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* Fill in an individual self-test entry.
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*/
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static void efx_fill_test(unsigned int test_index,
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struct ethtool_string *strings, u64 *data,
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int *test, const char *unit_format, int unit_id,
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const char *test_format, const char *test_id)
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{
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struct ethtool_string unit_str, test_str;
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/* Fill data value, if applicable */
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if (data)
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data[test_index] = *test;
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/* Fill string, if applicable */
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if (strings) {
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snprintf(unit_str.name, sizeof(unit_str.name),
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unit_format, unit_id);
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snprintf(test_str.name, sizeof(test_str.name),
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test_format, test_id);
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snprintf(strings[test_index].name,
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sizeof(strings[test_index].name),
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"%-9s%-17s", unit_str.name, test_str.name);
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}
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}
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#define EFX_PORT_NAME "port%d", 0
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#define EFX_CHANNEL_NAME(_channel) "channel%d", _channel->channel
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#define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue
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#define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue
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#define EFX_LOOPBACK_NAME(_mode, _counter) \
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"loopback.%s." _counter, LOOPBACK_MODE_NAME(mode)
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/**
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* efx_fill_loopback_test - fill in a block of loopback self-test entries
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* @efx: Efx NIC
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* @lb_tests: Efx loopback self-test results structure
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* @mode: Loopback test mode
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* @test_index: Starting index of the test
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* @strings: Ethtool strings, or %NULL
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* @data: Ethtool test results, or %NULL
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*/
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static int efx_fill_loopback_test(struct efx_nic *efx,
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struct efx_loopback_self_tests *lb_tests,
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enum efx_loopback_mode mode,
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unsigned int test_index,
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struct ethtool_string *strings, u64 *data)
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{
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struct efx_tx_queue *tx_queue;
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efx_for_each_tx_queue(tx_queue, efx) {
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efx_fill_test(test_index++, strings, data,
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&lb_tests->tx_sent[tx_queue->queue],
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|
EFX_TX_QUEUE_NAME(tx_queue),
|
|
|
|
EFX_LOOPBACK_NAME(mode, "tx_sent"));
|
|
|
|
efx_fill_test(test_index++, strings, data,
|
|
|
|
&lb_tests->tx_done[tx_queue->queue],
|
|
|
|
EFX_TX_QUEUE_NAME(tx_queue),
|
|
|
|
EFX_LOOPBACK_NAME(mode, "tx_done"));
|
|
|
|
}
|
|
|
|
efx_fill_test(test_index++, strings, data,
|
|
|
|
&lb_tests->rx_good,
|
|
|
|
EFX_PORT_NAME,
|
|
|
|
EFX_LOOPBACK_NAME(mode, "rx_good"));
|
|
|
|
efx_fill_test(test_index++, strings, data,
|
|
|
|
&lb_tests->rx_bad,
|
|
|
|
EFX_PORT_NAME,
|
|
|
|
EFX_LOOPBACK_NAME(mode, "rx_bad"));
|
|
|
|
|
|
|
|
return test_index;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* efx_ethtool_fill_self_tests - get self-test details
|
|
|
|
* @efx: Efx NIC
|
|
|
|
* @tests: Efx self-test results structure, or %NULL
|
|
|
|
* @strings: Ethtool strings, or %NULL
|
|
|
|
* @data: Ethtool test results, or %NULL
|
|
|
|
*/
|
|
|
|
static int efx_ethtool_fill_self_tests(struct efx_nic *efx,
|
|
|
|
struct efx_self_tests *tests,
|
|
|
|
struct ethtool_string *strings,
|
|
|
|
u64 *data)
|
|
|
|
{
|
|
|
|
struct efx_channel *channel;
|
|
|
|
unsigned int n = 0;
|
|
|
|
enum efx_loopback_mode mode;
|
|
|
|
|
2008-09-01 05:49:02 -06:00
|
|
|
efx_fill_test(n++, strings, data, &tests->mii,
|
|
|
|
"core", 0, "mii", NULL);
|
|
|
|
efx_fill_test(n++, strings, data, &tests->nvram,
|
|
|
|
"core", 0, "nvram", NULL);
|
2008-05-07 06:36:19 -06:00
|
|
|
efx_fill_test(n++, strings, data, &tests->interrupt,
|
|
|
|
"core", 0, "interrupt", NULL);
|
|
|
|
|
|
|
|
/* Event queues */
|
|
|
|
efx_for_each_channel(channel, efx) {
|
|
|
|
efx_fill_test(n++, strings, data,
|
|
|
|
&tests->eventq_dma[channel->channel],
|
|
|
|
EFX_CHANNEL_NAME(channel),
|
|
|
|
"eventq.dma", NULL);
|
|
|
|
efx_fill_test(n++, strings, data,
|
|
|
|
&tests->eventq_int[channel->channel],
|
|
|
|
EFX_CHANNEL_NAME(channel),
|
|
|
|
"eventq.int", NULL);
|
|
|
|
efx_fill_test(n++, strings, data,
|
|
|
|
&tests->eventq_poll[channel->channel],
|
|
|
|
EFX_CHANNEL_NAME(channel),
|
|
|
|
"eventq.poll", NULL);
|
|
|
|
}
|
|
|
|
|
2008-09-01 05:49:02 -06:00
|
|
|
efx_fill_test(n++, strings, data, &tests->registers,
|
|
|
|
"core", 0, "registers", NULL);
|
|
|
|
efx_fill_test(n++, strings, data, &tests->phy,
|
|
|
|
EFX_PORT_NAME, "phy", NULL);
|
2008-05-07 06:36:19 -06:00
|
|
|
|
|
|
|
/* Loopback tests */
|
|
|
|
efx_fill_test(n++, strings, data, &tests->loopback_speed,
|
|
|
|
EFX_PORT_NAME, "loopback.speed", NULL);
|
|
|
|
efx_fill_test(n++, strings, data, &tests->loopback_full_duplex,
|
|
|
|
EFX_PORT_NAME, "loopback.full_duplex", NULL);
|
2008-09-01 05:49:02 -06:00
|
|
|
for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) {
|
2008-05-07 06:36:19 -06:00
|
|
|
if (!(efx->loopback_modes & (1 << mode)))
|
|
|
|
continue;
|
|
|
|
n = efx_fill_loopback_test(efx,
|
|
|
|
&tests->loopback[mode], mode, n,
|
|
|
|
strings, data);
|
|
|
|
}
|
|
|
|
|
|
|
|
return n;
|
|
|
|
}
|
|
|
|
|
2008-09-01 05:48:12 -06:00
|
|
|
static int efx_ethtool_get_sset_count(struct net_device *net_dev,
|
|
|
|
int string_set)
|
2008-04-27 05:55:59 -06:00
|
|
|
{
|
2008-09-01 05:48:12 -06:00
|
|
|
switch (string_set) {
|
|
|
|
case ETH_SS_STATS:
|
|
|
|
return EFX_ETHTOOL_NUM_STATS;
|
|
|
|
case ETH_SS_TEST:
|
|
|
|
return efx_ethtool_fill_self_tests(netdev_priv(net_dev),
|
|
|
|
NULL, NULL, NULL);
|
|
|
|
default:
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
2008-05-07 06:36:19 -06:00
|
|
|
}
|
|
|
|
|
2008-04-27 05:55:59 -06:00
|
|
|
static void efx_ethtool_get_strings(struct net_device *net_dev,
|
|
|
|
u32 string_set, u8 *strings)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
struct ethtool_string *ethtool_strings =
|
|
|
|
(struct ethtool_string *)strings;
|
|
|
|
int i;
|
|
|
|
|
2008-05-07 06:36:19 -06:00
|
|
|
switch (string_set) {
|
|
|
|
case ETH_SS_STATS:
|
2008-04-27 05:55:59 -06:00
|
|
|
for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++)
|
|
|
|
strncpy(ethtool_strings[i].name,
|
|
|
|
efx_ethtool_stats[i].name,
|
|
|
|
sizeof(ethtool_strings[i].name));
|
2008-05-07 06:36:19 -06:00
|
|
|
break;
|
|
|
|
case ETH_SS_TEST:
|
|
|
|
efx_ethtool_fill_self_tests(efx, NULL,
|
|
|
|
ethtool_strings, NULL);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
/* No other string sets */
|
|
|
|
break;
|
|
|
|
}
|
2008-04-27 05:55:59 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static void efx_ethtool_get_stats(struct net_device *net_dev,
|
|
|
|
struct ethtool_stats *stats,
|
|
|
|
u64 *data)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
struct efx_mac_stats *mac_stats = &efx->mac_stats;
|
|
|
|
struct efx_ethtool_stat *stat;
|
|
|
|
struct efx_channel *channel;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS);
|
|
|
|
|
|
|
|
/* Update MAC and NIC statistics */
|
2008-11-19 22:40:23 -07:00
|
|
|
dev_get_stats(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
/* Fill detailed statistics buffer */
|
|
|
|
for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++) {
|
|
|
|
stat = &efx_ethtool_stats[i];
|
|
|
|
switch (stat->source) {
|
|
|
|
case EFX_ETHTOOL_STAT_SOURCE_mac_stats:
|
|
|
|
data[i] = stat->get_stat((void *)mac_stats +
|
|
|
|
stat->offset);
|
|
|
|
break;
|
|
|
|
case EFX_ETHTOOL_STAT_SOURCE_nic:
|
|
|
|
data[i] = stat->get_stat((void *)efx + stat->offset);
|
|
|
|
break;
|
|
|
|
case EFX_ETHTOOL_STAT_SOURCE_channel:
|
|
|
|
data[i] = 0;
|
|
|
|
efx_for_each_channel(channel, efx)
|
|
|
|
data[i] += stat->get_stat((void *)channel +
|
|
|
|
stat->offset);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int efx_ethtool_set_rx_csum(struct net_device *net_dev, u32 enable)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
/* No way to stop the hardware doing the checks; we just
|
|
|
|
* ignore the result.
|
|
|
|
*/
|
2008-09-01 05:46:50 -06:00
|
|
|
efx->rx_checksum_enabled = !!enable;
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u32 efx_ethtool_get_rx_csum(struct net_device *net_dev)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
return efx->rx_checksum_enabled;
|
|
|
|
}
|
|
|
|
|
2008-05-07 06:36:19 -06:00
|
|
|
static void efx_ethtool_self_test(struct net_device *net_dev,
|
|
|
|
struct ethtool_test *test, u64 *data)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-05-07 06:36:19 -06:00
|
|
|
struct efx_self_tests efx_tests;
|
|
|
|
int offline, already_up;
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
ASSERT_RTNL();
|
|
|
|
if (efx->state != STATE_RUNNING) {
|
|
|
|
rc = -EIO;
|
|
|
|
goto fail1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* We need rx buffers and interrupts. */
|
|
|
|
already_up = (efx->net_dev->flags & IFF_UP);
|
|
|
|
if (!already_up) {
|
|
|
|
rc = dev_open(efx->net_dev);
|
|
|
|
if (rc) {
|
|
|
|
EFX_ERR(efx, "failed opening device.\n");
|
|
|
|
goto fail2;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
memset(&efx_tests, 0, sizeof(efx_tests));
|
|
|
|
offline = (test->flags & ETH_TEST_FL_OFFLINE);
|
|
|
|
|
|
|
|
/* Perform online self tests first */
|
|
|
|
rc = efx_online_test(efx, &efx_tests);
|
|
|
|
if (rc)
|
|
|
|
goto out;
|
|
|
|
|
|
|
|
/* Perform offline tests only if online tests passed */
|
2008-09-01 05:49:02 -06:00
|
|
|
if (offline)
|
2008-09-01 05:48:46 -06:00
|
|
|
rc = efx_offline_test(efx, &efx_tests,
|
|
|
|
efx->loopback_modes);
|
2008-05-07 06:36:19 -06:00
|
|
|
|
|
|
|
out:
|
|
|
|
if (!already_up)
|
|
|
|
dev_close(efx->net_dev);
|
|
|
|
|
|
|
|
EFX_LOG(efx, "%s all %sline self-tests\n",
|
|
|
|
rc == 0 ? "passed" : "failed", offline ? "off" : "on");
|
|
|
|
|
|
|
|
fail2:
|
|
|
|
fail1:
|
|
|
|
/* Fill ethtool results structures */
|
|
|
|
efx_ethtool_fill_self_tests(efx, &efx_tests, NULL, data);
|
|
|
|
if (rc)
|
|
|
|
test->flags |= ETH_TEST_FL_FAILED;
|
|
|
|
}
|
|
|
|
|
2008-04-27 05:55:59 -06:00
|
|
|
/* Restart autonegotiation */
|
|
|
|
static int efx_ethtool_nway_reset(struct net_device *net_dev)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
return mii_nway_restart(&efx->mii);
|
|
|
|
}
|
|
|
|
|
|
|
|
static u32 efx_ethtool_get_link(struct net_device *net_dev)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
|
|
|
return efx->link_up;
|
|
|
|
}
|
|
|
|
|
2008-09-01 05:47:16 -06:00
|
|
|
static int efx_ethtool_get_eeprom_len(struct net_device *net_dev)
|
|
|
|
{
|
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
struct efx_spi_device *spi = efx->spi_eeprom;
|
|
|
|
|
|
|
|
if (!spi)
|
|
|
|
return 0;
|
2008-11-04 13:33:11 -07:00
|
|
|
return min(spi->size, EFX_EEPROM_BOOTCONFIG_END) -
|
|
|
|
min(spi->size, EFX_EEPROM_BOOTCONFIG_START);
|
2008-09-01 05:47:16 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
static int efx_ethtool_get_eeprom(struct net_device *net_dev,
|
|
|
|
struct ethtool_eeprom *eeprom, u8 *buf)
|
|
|
|
{
|
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
struct efx_spi_device *spi = efx->spi_eeprom;
|
|
|
|
size_t len;
|
|
|
|
int rc;
|
|
|
|
|
2008-11-04 13:34:28 -07:00
|
|
|
mutex_lock(&efx->spi_lock);
|
2008-11-04 13:33:11 -07:00
|
|
|
rc = falcon_spi_read(spi, eeprom->offset + EFX_EEPROM_BOOTCONFIG_START,
|
2008-09-01 05:47:16 -06:00
|
|
|
eeprom->len, &len, buf);
|
2008-11-04 13:34:28 -07:00
|
|
|
mutex_unlock(&efx->spi_lock);
|
2008-09-01 05:47:16 -06:00
|
|
|
eeprom->magic = EFX_ETHTOOL_EEPROM_MAGIC;
|
|
|
|
eeprom->len = len;
|
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int efx_ethtool_set_eeprom(struct net_device *net_dev,
|
|
|
|
struct ethtool_eeprom *eeprom, u8 *buf)
|
|
|
|
{
|
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
struct efx_spi_device *spi = efx->spi_eeprom;
|
|
|
|
size_t len;
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
if (eeprom->magic != EFX_ETHTOOL_EEPROM_MAGIC)
|
|
|
|
return -EINVAL;
|
|
|
|
|
2008-11-04 13:34:28 -07:00
|
|
|
mutex_lock(&efx->spi_lock);
|
2008-11-04 13:33:11 -07:00
|
|
|
rc = falcon_spi_write(spi, eeprom->offset + EFX_EEPROM_BOOTCONFIG_START,
|
2008-09-01 05:47:16 -06:00
|
|
|
eeprom->len, &len, buf);
|
2008-11-04 13:34:28 -07:00
|
|
|
mutex_unlock(&efx->spi_lock);
|
2008-09-01 05:47:16 -06:00
|
|
|
eeprom->len = len;
|
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
2008-04-27 05:55:59 -06:00
|
|
|
static int efx_ethtool_get_coalesce(struct net_device *net_dev,
|
|
|
|
struct ethtool_coalesce *coalesce)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
struct efx_tx_queue *tx_queue;
|
|
|
|
struct efx_rx_queue *rx_queue;
|
|
|
|
struct efx_channel *channel;
|
|
|
|
|
|
|
|
memset(coalesce, 0, sizeof(*coalesce));
|
|
|
|
|
|
|
|
/* Find lowest IRQ moderation across all used TX queues */
|
|
|
|
coalesce->tx_coalesce_usecs_irq = ~((u32) 0);
|
|
|
|
efx_for_each_tx_queue(tx_queue, efx) {
|
|
|
|
channel = tx_queue->channel;
|
|
|
|
if (channel->irq_moderation < coalesce->tx_coalesce_usecs_irq) {
|
|
|
|
if (channel->used_flags != EFX_USED_BY_RX_TX)
|
|
|
|
coalesce->tx_coalesce_usecs_irq =
|
|
|
|
channel->irq_moderation;
|
|
|
|
else
|
|
|
|
coalesce->tx_coalesce_usecs_irq = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Find lowest IRQ moderation across all used RX queues */
|
|
|
|
coalesce->rx_coalesce_usecs_irq = ~((u32) 0);
|
|
|
|
efx_for_each_rx_queue(rx_queue, efx) {
|
|
|
|
channel = rx_queue->channel;
|
|
|
|
if (channel->irq_moderation < coalesce->rx_coalesce_usecs_irq)
|
|
|
|
coalesce->rx_coalesce_usecs_irq =
|
|
|
|
channel->irq_moderation;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Set coalescing parameters
|
|
|
|
* The difficulties occur for shared channels
|
|
|
|
*/
|
|
|
|
static int efx_ethtool_set_coalesce(struct net_device *net_dev,
|
|
|
|
struct ethtool_coalesce *coalesce)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
struct efx_channel *channel;
|
|
|
|
struct efx_tx_queue *tx_queue;
|
|
|
|
unsigned tx_usecs, rx_usecs;
|
|
|
|
|
|
|
|
if (coalesce->use_adaptive_rx_coalesce ||
|
|
|
|
coalesce->use_adaptive_tx_coalesce)
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
|
|
|
|
if (coalesce->rx_coalesce_usecs || coalesce->tx_coalesce_usecs) {
|
|
|
|
EFX_ERR(efx, "invalid coalescing setting. "
|
|
|
|
"Only rx/tx_coalesce_usecs_irq are supported\n");
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
|
|
|
|
rx_usecs = coalesce->rx_coalesce_usecs_irq;
|
|
|
|
tx_usecs = coalesce->tx_coalesce_usecs_irq;
|
|
|
|
|
|
|
|
/* If the channel is shared only allow RX parameters to be set */
|
|
|
|
efx_for_each_tx_queue(tx_queue, efx) {
|
|
|
|
if ((tx_queue->channel->used_flags == EFX_USED_BY_RX_TX) &&
|
|
|
|
tx_usecs) {
|
|
|
|
EFX_ERR(efx, "Channel is shared. "
|
|
|
|
"Only RX coalescing may be set\n");
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
efx_init_irq_moderation(efx, tx_usecs, rx_usecs);
|
|
|
|
|
|
|
|
/* Reset channel to pick up new moderation value. Note that
|
|
|
|
* this may change the value of the irq_moderation field
|
|
|
|
* (e.g. to allow for hardware timer granularity).
|
|
|
|
*/
|
|
|
|
efx_for_each_channel(channel, efx)
|
|
|
|
falcon_set_int_moderation(channel);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int efx_ethtool_set_pauseparam(struct net_device *net_dev,
|
|
|
|
struct ethtool_pauseparam *pause)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
enum efx_fc_type flow_control = efx->flow_control;
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
flow_control &= ~(EFX_FC_RX | EFX_FC_TX | EFX_FC_AUTO);
|
|
|
|
flow_control |= pause->rx_pause ? EFX_FC_RX : 0;
|
|
|
|
flow_control |= pause->tx_pause ? EFX_FC_TX : 0;
|
|
|
|
flow_control |= pause->autoneg ? EFX_FC_AUTO : 0;
|
|
|
|
|
|
|
|
/* Try to push the pause parameters */
|
|
|
|
mutex_lock(&efx->mac_lock);
|
|
|
|
rc = falcon_xmac_set_pause(efx, flow_control);
|
|
|
|
mutex_unlock(&efx->mac_lock);
|
|
|
|
|
|
|
|
if (!rc)
|
|
|
|
efx_reconfigure_port(efx);
|
|
|
|
|
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void efx_ethtool_get_pauseparam(struct net_device *net_dev,
|
|
|
|
struct ethtool_pauseparam *pause)
|
|
|
|
{
|
2008-09-01 05:43:14 -06:00
|
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
2008-04-27 05:55:59 -06:00
|
|
|
|
2008-09-01 05:46:50 -06:00
|
|
|
pause->rx_pause = !!(efx->flow_control & EFX_FC_RX);
|
|
|
|
pause->tx_pause = !!(efx->flow_control & EFX_FC_TX);
|
|
|
|
pause->autoneg = !!(efx->flow_control & EFX_FC_AUTO);
|
2008-04-27 05:55:59 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
struct ethtool_ops efx_ethtool_ops = {
|
|
|
|
.get_settings = efx_ethtool_get_settings,
|
|
|
|
.set_settings = efx_ethtool_set_settings,
|
|
|
|
.get_drvinfo = efx_ethtool_get_drvinfo,
|
|
|
|
.nway_reset = efx_ethtool_nway_reset,
|
|
|
|
.get_link = efx_ethtool_get_link,
|
2008-09-01 05:47:16 -06:00
|
|
|
.get_eeprom_len = efx_ethtool_get_eeprom_len,
|
|
|
|
.get_eeprom = efx_ethtool_get_eeprom,
|
|
|
|
.set_eeprom = efx_ethtool_set_eeprom,
|
2008-04-27 05:55:59 -06:00
|
|
|
.get_coalesce = efx_ethtool_get_coalesce,
|
|
|
|
.set_coalesce = efx_ethtool_set_coalesce,
|
|
|
|
.get_pauseparam = efx_ethtool_get_pauseparam,
|
|
|
|
.set_pauseparam = efx_ethtool_set_pauseparam,
|
|
|
|
.get_rx_csum = efx_ethtool_get_rx_csum,
|
|
|
|
.set_rx_csum = efx_ethtool_set_rx_csum,
|
|
|
|
.get_tx_csum = ethtool_op_get_tx_csum,
|
2008-09-01 05:44:59 -06:00
|
|
|
.set_tx_csum = ethtool_op_set_tx_csum,
|
2008-04-27 05:55:59 -06:00
|
|
|
.get_sg = ethtool_op_get_sg,
|
|
|
|
.set_sg = ethtool_op_set_sg,
|
2008-05-07 05:51:12 -06:00
|
|
|
.get_tso = ethtool_op_get_tso,
|
2008-09-01 05:44:59 -06:00
|
|
|
.set_tso = ethtool_op_set_tso,
|
2008-04-27 05:55:59 -06:00
|
|
|
.get_flags = ethtool_op_get_flags,
|
|
|
|
.set_flags = ethtool_op_set_flags,
|
2008-09-01 05:48:12 -06:00
|
|
|
.get_sset_count = efx_ethtool_get_sset_count,
|
2008-05-07 06:36:19 -06:00
|
|
|
.self_test = efx_ethtool_self_test,
|
2008-04-27 05:55:59 -06:00
|
|
|
.get_strings = efx_ethtool_get_strings,
|
|
|
|
.phys_id = efx_ethtool_phys_id,
|
|
|
|
.get_ethtool_stats = efx_ethtool_get_stats,
|
|
|
|
};
|