forked from Minki/linux
b562694684
This fixes: drivers/net/sfc/mcdi_mac.c: In function ‘efx_mcdi_set_mac’: drivers/net/sfc/mcdi_mac.c:36:2: warning: case value ‘3’ not in enumerated type ‘enum efx_fc_type’ Signed-off-by: David S. Miller <davem@davemloft.net>
1030 lines
29 KiB
C
1030 lines
29 KiB
C
/****************************************************************************
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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 2006-2010 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 <linux/in.h>
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#include "net_driver.h"
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#include "workarounds.h"
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#include "selftest.h"
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#include "efx.h"
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#include "filter.h"
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#include "nic.h"
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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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EFX_ETHTOOL_STAT_SOURCE_tx_queue
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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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#define EFX_ETHTOOL_UINT_TXQ_STAT(field) \
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EFX_ETHTOOL_STAT(tx_##field, tx_queue, 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_UINT_TXQ_STAT(tso_bursts),
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EFX_ETHTOOL_UINT_TXQ_STAT(tso_long_headers),
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EFX_ETHTOOL_UINT_TXQ_STAT(tso_packets),
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EFX_ETHTOOL_UINT_TXQ_STAT(pushes),
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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_mcast_mismatch),
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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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#define EFX_ETHTOOL_EEPROM_MAGIC 0xEFAB
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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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static int efx_ethtool_phys_id(struct net_device *net_dev,
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enum ethtool_phys_id_state state)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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enum efx_led_mode mode = EFX_LED_DEFAULT;
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switch (state) {
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case ETHTOOL_ID_ON:
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mode = EFX_LED_ON;
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break;
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case ETHTOOL_ID_OFF:
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mode = EFX_LED_OFF;
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break;
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case ETHTOOL_ID_INACTIVE:
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mode = EFX_LED_DEFAULT;
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break;
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case ETHTOOL_ID_ACTIVE:
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return 1; /* cycle on/off once per second */
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}
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efx->type->set_id_led(efx, mode);
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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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static 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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struct efx_link_state *link_state = &efx->link_state;
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mutex_lock(&efx->mac_lock);
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efx->phy_op->get_settings(efx, ecmd);
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mutex_unlock(&efx->mac_lock);
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/* GMAC does not support 1000Mbps HD */
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ecmd->supported &= ~SUPPORTED_1000baseT_Half;
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/* Both MACs support pause frames (bidirectional and respond-only) */
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ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause;
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if (LOOPBACK_INTERNAL(efx)) {
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ethtool_cmd_speed_set(ecmd, link_state->speed);
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ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF;
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}
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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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static 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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struct efx_nic *efx = netdev_priv(net_dev);
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int rc;
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/* GMAC does not support 1000Mbps HD */
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if ((ethtool_cmd_speed(ecmd) == SPEED_1000) &&
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(ecmd->duplex != DUPLEX_FULL)) {
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netif_dbg(efx, drv, efx->net_dev,
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"rejecting unsupported 1000Mbps HD setting\n");
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return -EINVAL;
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}
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mutex_lock(&efx->mac_lock);
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rc = efx->phy_op->set_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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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, KBUILD_MODNAME, sizeof(info->driver));
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strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version));
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if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0)
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efx_mcdi_print_fwver(efx, info->fw_version,
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sizeof(info->fw_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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static int efx_ethtool_get_regs_len(struct net_device *net_dev)
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{
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return efx_nic_get_regs_len(netdev_priv(net_dev));
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}
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static void efx_ethtool_get_regs(struct net_device *net_dev,
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struct ethtool_regs *regs, void *buf)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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regs->version = efx->type->revision;
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efx_nic_get_regs(efx, buf);
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}
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static u32 efx_ethtool_get_msglevel(struct net_device *net_dev)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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return efx->msg_enable;
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}
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static void efx_ethtool_set_msglevel(struct net_device *net_dev, u32 msg_enable)
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{
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struct efx_nic *efx = netdev_priv(net_dev);
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efx->msg_enable = msg_enable;
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}
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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. "chan\%d")
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* @unit_id: Unit id (e.g. 0 for "chan0")
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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. "PHYXS" for "loopback.PHYXS.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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if (strchr(unit_format, '%'))
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snprintf(unit_str.name, sizeof(unit_str.name),
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unit_format, unit_id);
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else
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strcpy(unit_str.name, unit_format);
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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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"%-6s %-24s", unit_str.name, test_str.name);
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}
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}
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#define EFX_CHANNEL_NAME(_channel) "chan%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, STRING_TABLE_LOOKUP(_mode, efx_loopback_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_channel *channel = efx_get_channel(efx, 0);
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struct efx_tx_queue *tx_queue;
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efx_for_each_channel_tx_queue(tx_queue, channel) {
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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),
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EFX_LOOPBACK_NAME(mode, "tx_sent"));
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efx_fill_test(test_index++, strings, data,
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&lb_tests->tx_done[tx_queue->queue],
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EFX_TX_QUEUE_NAME(tx_queue),
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EFX_LOOPBACK_NAME(mode, "tx_done"));
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}
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efx_fill_test(test_index++, strings, data,
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&lb_tests->rx_good,
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"rx", 0,
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EFX_LOOPBACK_NAME(mode, "rx_good"));
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efx_fill_test(test_index++, strings, data,
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&lb_tests->rx_bad,
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"rx", 0,
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EFX_LOOPBACK_NAME(mode, "rx_bad"));
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return test_index;
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}
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/**
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* efx_ethtool_fill_self_tests - get self-test details
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* @efx: Efx NIC
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* @tests: Efx self-test results structure, or %NULL
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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_ethtool_fill_self_tests(struct efx_nic *efx,
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struct efx_self_tests *tests,
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struct ethtool_string *strings,
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u64 *data)
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{
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struct efx_channel *channel;
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unsigned int n = 0, i;
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enum efx_loopback_mode mode;
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efx_fill_test(n++, strings, data, &tests->phy_alive,
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"phy", 0, "alive", NULL);
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efx_fill_test(n++, strings, data, &tests->nvram,
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"core", 0, "nvram", NULL);
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efx_fill_test(n++, strings, data, &tests->interrupt,
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"core", 0, "interrupt", NULL);
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/* Event queues */
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efx_for_each_channel(channel, efx) {
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efx_fill_test(n++, strings, data,
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&tests->eventq_dma[channel->channel],
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EFX_CHANNEL_NAME(channel),
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"eventq.dma", NULL);
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efx_fill_test(n++, strings, data,
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&tests->eventq_int[channel->channel],
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EFX_CHANNEL_NAME(channel),
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"eventq.int", NULL);
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efx_fill_test(n++, strings, data,
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&tests->eventq_poll[channel->channel],
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EFX_CHANNEL_NAME(channel),
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"eventq.poll", NULL);
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|
}
|
|
|
|
efx_fill_test(n++, strings, data, &tests->registers,
|
|
"core", 0, "registers", NULL);
|
|
|
|
if (efx->phy_op->run_tests != NULL) {
|
|
EFX_BUG_ON_PARANOID(efx->phy_op->test_name == NULL);
|
|
|
|
for (i = 0; true; ++i) {
|
|
const char *name;
|
|
|
|
EFX_BUG_ON_PARANOID(i >= EFX_MAX_PHY_TESTS);
|
|
name = efx->phy_op->test_name(efx, i);
|
|
if (name == NULL)
|
|
break;
|
|
|
|
efx_fill_test(n++, strings, data, &tests->phy_ext[i],
|
|
"phy", 0, name, NULL);
|
|
}
|
|
}
|
|
|
|
/* Loopback tests */
|
|
for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) {
|
|
if (!(efx->loopback_modes & (1 << mode)))
|
|
continue;
|
|
n = efx_fill_loopback_test(efx,
|
|
&tests->loopback[mode], mode, n,
|
|
strings, data);
|
|
}
|
|
|
|
return n;
|
|
}
|
|
|
|
static int efx_ethtool_get_sset_count(struct net_device *net_dev,
|
|
int string_set)
|
|
{
|
|
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;
|
|
}
|
|
}
|
|
|
|
static void efx_ethtool_get_strings(struct net_device *net_dev,
|
|
u32 string_set, u8 *strings)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
struct ethtool_string *ethtool_strings =
|
|
(struct ethtool_string *)strings;
|
|
int i;
|
|
|
|
switch (string_set) {
|
|
case ETH_SS_STATS:
|
|
for (i = 0; i < EFX_ETHTOOL_NUM_STATS; i++)
|
|
strncpy(ethtool_strings[i].name,
|
|
efx_ethtool_stats[i].name,
|
|
sizeof(ethtool_strings[i].name));
|
|
break;
|
|
case ETH_SS_TEST:
|
|
efx_ethtool_fill_self_tests(efx, NULL,
|
|
ethtool_strings, NULL);
|
|
break;
|
|
default:
|
|
/* No other string sets */
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void efx_ethtool_get_stats(struct net_device *net_dev,
|
|
struct ethtool_stats *stats,
|
|
u64 *data)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
struct efx_mac_stats *mac_stats = &efx->mac_stats;
|
|
struct efx_ethtool_stat *stat;
|
|
struct efx_channel *channel;
|
|
struct efx_tx_queue *tx_queue;
|
|
struct rtnl_link_stats64 temp;
|
|
int i;
|
|
|
|
EFX_BUG_ON_PARANOID(stats->n_stats != EFX_ETHTOOL_NUM_STATS);
|
|
|
|
/* Update MAC and NIC statistics */
|
|
dev_get_stats(net_dev, &temp);
|
|
|
|
/* 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;
|
|
case EFX_ETHTOOL_STAT_SOURCE_tx_queue:
|
|
data[i] = 0;
|
|
efx_for_each_channel(channel, efx) {
|
|
efx_for_each_channel_tx_queue(tx_queue, channel)
|
|
data[i] +=
|
|
stat->get_stat((void *)tx_queue
|
|
+ stat->offset);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void efx_ethtool_self_test(struct net_device *net_dev,
|
|
struct ethtool_test *test, u64 *data)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
struct efx_self_tests *efx_tests;
|
|
int already_up;
|
|
int rc = -ENOMEM;
|
|
|
|
efx_tests = kzalloc(sizeof(*efx_tests), GFP_KERNEL);
|
|
if (!efx_tests)
|
|
goto fail;
|
|
|
|
|
|
ASSERT_RTNL();
|
|
if (efx->state != STATE_RUNNING) {
|
|
rc = -EIO;
|
|
goto fail1;
|
|
}
|
|
|
|
netif_info(efx, drv, efx->net_dev, "starting %sline testing\n",
|
|
(test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on");
|
|
|
|
/* 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) {
|
|
netif_err(efx, drv, efx->net_dev,
|
|
"failed opening device.\n");
|
|
goto fail1;
|
|
}
|
|
}
|
|
|
|
rc = efx_selftest(efx, efx_tests, test->flags);
|
|
|
|
if (!already_up)
|
|
dev_close(efx->net_dev);
|
|
|
|
netif_info(efx, drv, efx->net_dev, "%s %sline self-tests\n",
|
|
rc == 0 ? "passed" : "failed",
|
|
(test->flags & ETH_TEST_FL_OFFLINE) ? "off" : "on");
|
|
|
|
fail1:
|
|
/* Fill ethtool results structures */
|
|
efx_ethtool_fill_self_tests(efx, efx_tests, NULL, data);
|
|
kfree(efx_tests);
|
|
fail:
|
|
if (rc)
|
|
test->flags |= ETH_TEST_FL_FAILED;
|
|
}
|
|
|
|
/* Restart autonegotiation */
|
|
static int efx_ethtool_nway_reset(struct net_device *net_dev)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
return mdio45_nway_restart(&efx->mdio);
|
|
}
|
|
|
|
static int efx_ethtool_get_coalesce(struct net_device *net_dev,
|
|
struct ethtool_coalesce *coalesce)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
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_channel(channel, efx) {
|
|
if (!efx_channel_has_tx_queues(channel))
|
|
continue;
|
|
if (channel->irq_moderation < coalesce->tx_coalesce_usecs_irq) {
|
|
if (channel->channel < efx->n_rx_channels)
|
|
coalesce->tx_coalesce_usecs_irq =
|
|
channel->irq_moderation;
|
|
else
|
|
coalesce->tx_coalesce_usecs_irq = 0;
|
|
}
|
|
}
|
|
|
|
coalesce->use_adaptive_rx_coalesce = efx->irq_rx_adaptive;
|
|
coalesce->rx_coalesce_usecs_irq = efx->irq_rx_moderation;
|
|
|
|
coalesce->tx_coalesce_usecs_irq *= EFX_IRQ_MOD_RESOLUTION;
|
|
coalesce->rx_coalesce_usecs_irq *= EFX_IRQ_MOD_RESOLUTION;
|
|
|
|
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)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
struct efx_channel *channel;
|
|
unsigned tx_usecs, rx_usecs, adaptive;
|
|
|
|
if (coalesce->use_adaptive_tx_coalesce)
|
|
return -EOPNOTSUPP;
|
|
|
|
if (coalesce->rx_coalesce_usecs || coalesce->tx_coalesce_usecs) {
|
|
netif_err(efx, drv, efx->net_dev, "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;
|
|
adaptive = coalesce->use_adaptive_rx_coalesce;
|
|
|
|
/* If the channel is shared only allow RX parameters to be set */
|
|
efx_for_each_channel(channel, efx) {
|
|
if (efx_channel_has_rx_queue(channel) &&
|
|
efx_channel_has_tx_queues(channel) &&
|
|
tx_usecs) {
|
|
netif_err(efx, drv, efx->net_dev, "Channel is shared. "
|
|
"Only RX coalescing may be set\n");
|
|
return -EOPNOTSUPP;
|
|
}
|
|
}
|
|
|
|
efx_init_irq_moderation(efx, tx_usecs, rx_usecs, adaptive);
|
|
efx_for_each_channel(channel, efx)
|
|
efx->type->push_irq_moderation(channel);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void efx_ethtool_get_ringparam(struct net_device *net_dev,
|
|
struct ethtool_ringparam *ring)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
ring->rx_max_pending = EFX_MAX_DMAQ_SIZE;
|
|
ring->tx_max_pending = EFX_MAX_DMAQ_SIZE;
|
|
ring->rx_mini_max_pending = 0;
|
|
ring->rx_jumbo_max_pending = 0;
|
|
ring->rx_pending = efx->rxq_entries;
|
|
ring->tx_pending = efx->txq_entries;
|
|
ring->rx_mini_pending = 0;
|
|
ring->rx_jumbo_pending = 0;
|
|
}
|
|
|
|
static int efx_ethtool_set_ringparam(struct net_device *net_dev,
|
|
struct ethtool_ringparam *ring)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
if (ring->rx_mini_pending || ring->rx_jumbo_pending ||
|
|
ring->rx_pending > EFX_MAX_DMAQ_SIZE ||
|
|
ring->tx_pending > EFX_MAX_DMAQ_SIZE)
|
|
return -EINVAL;
|
|
|
|
if (ring->rx_pending < EFX_MIN_RING_SIZE ||
|
|
ring->tx_pending < EFX_MIN_RING_SIZE) {
|
|
netif_err(efx, drv, efx->net_dev,
|
|
"TX and RX queues cannot be smaller than %ld\n",
|
|
EFX_MIN_RING_SIZE);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return efx_realloc_channels(efx, ring->rx_pending, ring->tx_pending);
|
|
}
|
|
|
|
static int efx_ethtool_set_pauseparam(struct net_device *net_dev,
|
|
struct ethtool_pauseparam *pause)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
u8 wanted_fc, old_fc;
|
|
u32 old_adv;
|
|
bool reset;
|
|
int rc = 0;
|
|
|
|
mutex_lock(&efx->mac_lock);
|
|
|
|
wanted_fc = ((pause->rx_pause ? EFX_FC_RX : 0) |
|
|
(pause->tx_pause ? EFX_FC_TX : 0) |
|
|
(pause->autoneg ? EFX_FC_AUTO : 0));
|
|
|
|
if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) {
|
|
netif_dbg(efx, drv, efx->net_dev,
|
|
"Flow control unsupported: tx ON rx OFF\n");
|
|
rc = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) {
|
|
netif_dbg(efx, drv, efx->net_dev,
|
|
"Autonegotiation is disabled\n");
|
|
rc = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
/* TX flow control may automatically turn itself off if the
|
|
* link partner (intermittently) stops responding to pause
|
|
* frames. There isn't any indication that this has happened,
|
|
* so the best we do is leave it up to the user to spot this
|
|
* and fix it be cycling transmit flow control on this end. */
|
|
reset = (wanted_fc & EFX_FC_TX) && !(efx->wanted_fc & EFX_FC_TX);
|
|
if (EFX_WORKAROUND_11482(efx) && reset) {
|
|
if (efx_nic_rev(efx) == EFX_REV_FALCON_B0) {
|
|
/* Recover by resetting the EM block */
|
|
falcon_stop_nic_stats(efx);
|
|
falcon_drain_tx_fifo(efx);
|
|
efx->mac_op->reconfigure(efx);
|
|
falcon_start_nic_stats(efx);
|
|
} else {
|
|
/* Schedule a reset to recover */
|
|
efx_schedule_reset(efx, RESET_TYPE_INVISIBLE);
|
|
}
|
|
}
|
|
|
|
old_adv = efx->link_advertising;
|
|
old_fc = efx->wanted_fc;
|
|
efx_link_set_wanted_fc(efx, wanted_fc);
|
|
if (efx->link_advertising != old_adv ||
|
|
(efx->wanted_fc ^ old_fc) & EFX_FC_AUTO) {
|
|
rc = efx->phy_op->reconfigure(efx);
|
|
if (rc) {
|
|
netif_err(efx, drv, efx->net_dev,
|
|
"Unable to advertise requested flow "
|
|
"control setting\n");
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
/* Reconfigure the MAC. The PHY *may* generate a link state change event
|
|
* if the user just changed the advertised capabilities, but there's no
|
|
* harm doing this twice */
|
|
efx->mac_op->reconfigure(efx);
|
|
|
|
out:
|
|
mutex_unlock(&efx->mac_lock);
|
|
|
|
return rc;
|
|
}
|
|
|
|
static void efx_ethtool_get_pauseparam(struct net_device *net_dev,
|
|
struct ethtool_pauseparam *pause)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
pause->rx_pause = !!(efx->wanted_fc & EFX_FC_RX);
|
|
pause->tx_pause = !!(efx->wanted_fc & EFX_FC_TX);
|
|
pause->autoneg = !!(efx->wanted_fc & EFX_FC_AUTO);
|
|
}
|
|
|
|
|
|
static void efx_ethtool_get_wol(struct net_device *net_dev,
|
|
struct ethtool_wolinfo *wol)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
return efx->type->get_wol(efx, wol);
|
|
}
|
|
|
|
|
|
static int efx_ethtool_set_wol(struct net_device *net_dev,
|
|
struct ethtool_wolinfo *wol)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
return efx->type->set_wol(efx, wol->wolopts);
|
|
}
|
|
|
|
static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
enum reset_type method;
|
|
enum {
|
|
ETH_RESET_EFX_INVISIBLE = (ETH_RESET_DMA | ETH_RESET_FILTER |
|
|
ETH_RESET_OFFLOAD | ETH_RESET_MAC)
|
|
};
|
|
|
|
/* Check for minimal reset flags */
|
|
if ((*flags & ETH_RESET_EFX_INVISIBLE) != ETH_RESET_EFX_INVISIBLE)
|
|
return -EINVAL;
|
|
*flags ^= ETH_RESET_EFX_INVISIBLE;
|
|
method = RESET_TYPE_INVISIBLE;
|
|
|
|
if (*flags & ETH_RESET_PHY) {
|
|
*flags ^= ETH_RESET_PHY;
|
|
method = RESET_TYPE_ALL;
|
|
}
|
|
|
|
if ((*flags & efx->type->reset_world_flags) ==
|
|
efx->type->reset_world_flags) {
|
|
*flags ^= efx->type->reset_world_flags;
|
|
method = RESET_TYPE_WORLD;
|
|
}
|
|
|
|
return efx_reset(efx, method);
|
|
}
|
|
|
|
static int
|
|
efx_ethtool_get_rxnfc(struct net_device *net_dev,
|
|
struct ethtool_rxnfc *info, void *rules __always_unused)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
|
|
switch (info->cmd) {
|
|
case ETHTOOL_GRXRINGS:
|
|
info->data = efx->n_rx_channels;
|
|
return 0;
|
|
|
|
case ETHTOOL_GRXFH: {
|
|
unsigned min_revision = 0;
|
|
|
|
info->data = 0;
|
|
switch (info->flow_type) {
|
|
case TCP_V4_FLOW:
|
|
info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
|
|
/* fall through */
|
|
case UDP_V4_FLOW:
|
|
case SCTP_V4_FLOW:
|
|
case AH_ESP_V4_FLOW:
|
|
case IPV4_FLOW:
|
|
info->data |= RXH_IP_SRC | RXH_IP_DST;
|
|
min_revision = EFX_REV_FALCON_B0;
|
|
break;
|
|
case TCP_V6_FLOW:
|
|
info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
|
|
/* fall through */
|
|
case UDP_V6_FLOW:
|
|
case SCTP_V6_FLOW:
|
|
case AH_ESP_V6_FLOW:
|
|
case IPV6_FLOW:
|
|
info->data |= RXH_IP_SRC | RXH_IP_DST;
|
|
min_revision = EFX_REV_SIENA_A0;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
if (efx_nic_rev(efx) < min_revision)
|
|
info->data = 0;
|
|
return 0;
|
|
}
|
|
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
}
|
|
|
|
static int efx_ethtool_set_rx_ntuple(struct net_device *net_dev,
|
|
struct ethtool_rx_ntuple *ntuple)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
struct ethtool_tcpip4_spec *ip_entry = &ntuple->fs.h_u.tcp_ip4_spec;
|
|
struct ethtool_tcpip4_spec *ip_mask = &ntuple->fs.m_u.tcp_ip4_spec;
|
|
struct ethhdr *mac_entry = &ntuple->fs.h_u.ether_spec;
|
|
struct ethhdr *mac_mask = &ntuple->fs.m_u.ether_spec;
|
|
struct efx_filter_spec filter;
|
|
int rc;
|
|
|
|
/* Range-check action */
|
|
if (ntuple->fs.action < ETHTOOL_RXNTUPLE_ACTION_CLEAR ||
|
|
ntuple->fs.action >= (s32)efx->n_rx_channels)
|
|
return -EINVAL;
|
|
|
|
if (~ntuple->fs.data_mask)
|
|
return -EINVAL;
|
|
|
|
efx_filter_init_rx(&filter, EFX_FILTER_PRI_MANUAL, 0,
|
|
(ntuple->fs.action == ETHTOOL_RXNTUPLE_ACTION_DROP) ?
|
|
0xfff : ntuple->fs.action);
|
|
|
|
switch (ntuple->fs.flow_type) {
|
|
case TCP_V4_FLOW:
|
|
case UDP_V4_FLOW: {
|
|
u8 proto = (ntuple->fs.flow_type == TCP_V4_FLOW ?
|
|
IPPROTO_TCP : IPPROTO_UDP);
|
|
|
|
/* Must match all of destination, */
|
|
if (ip_mask->ip4dst | ip_mask->pdst)
|
|
return -EINVAL;
|
|
/* all or none of source, */
|
|
if ((ip_mask->ip4src | ip_mask->psrc) &&
|
|
((__force u32)~ip_mask->ip4src |
|
|
(__force u16)~ip_mask->psrc))
|
|
return -EINVAL;
|
|
/* and nothing else */
|
|
if ((u8)~ip_mask->tos | (u16)~ntuple->fs.vlan_tag_mask)
|
|
return -EINVAL;
|
|
|
|
if (!ip_mask->ip4src)
|
|
rc = efx_filter_set_ipv4_full(&filter, proto,
|
|
ip_entry->ip4dst,
|
|
ip_entry->pdst,
|
|
ip_entry->ip4src,
|
|
ip_entry->psrc);
|
|
else
|
|
rc = efx_filter_set_ipv4_local(&filter, proto,
|
|
ip_entry->ip4dst,
|
|
ip_entry->pdst);
|
|
if (rc)
|
|
return rc;
|
|
break;
|
|
}
|
|
|
|
case ETHER_FLOW:
|
|
/* Must match all of destination, */
|
|
if (!is_zero_ether_addr(mac_mask->h_dest))
|
|
return -EINVAL;
|
|
/* all or none of VID, */
|
|
if (ntuple->fs.vlan_tag_mask != 0xf000 &&
|
|
ntuple->fs.vlan_tag_mask != 0xffff)
|
|
return -EINVAL;
|
|
/* and nothing else */
|
|
if (!is_broadcast_ether_addr(mac_mask->h_source) ||
|
|
mac_mask->h_proto != htons(0xffff))
|
|
return -EINVAL;
|
|
|
|
rc = efx_filter_set_eth_local(
|
|
&filter,
|
|
(ntuple->fs.vlan_tag_mask == 0xf000) ?
|
|
ntuple->fs.vlan_tag : EFX_FILTER_VID_UNSPEC,
|
|
mac_entry->h_dest);
|
|
if (rc)
|
|
return rc;
|
|
break;
|
|
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (ntuple->fs.action == ETHTOOL_RXNTUPLE_ACTION_CLEAR)
|
|
return efx_filter_remove_filter(efx, &filter);
|
|
|
|
rc = efx_filter_insert_filter(efx, &filter, true);
|
|
return rc < 0 ? rc : 0;
|
|
}
|
|
|
|
static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev,
|
|
struct ethtool_rxfh_indir *indir)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
size_t copy_size =
|
|
min_t(size_t, indir->size, ARRAY_SIZE(efx->rx_indir_table));
|
|
|
|
if (efx_nic_rev(efx) < EFX_REV_FALCON_B0)
|
|
return -EOPNOTSUPP;
|
|
|
|
indir->size = ARRAY_SIZE(efx->rx_indir_table);
|
|
memcpy(indir->ring_index, efx->rx_indir_table,
|
|
copy_size * sizeof(indir->ring_index[0]));
|
|
return 0;
|
|
}
|
|
|
|
static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev,
|
|
const struct ethtool_rxfh_indir *indir)
|
|
{
|
|
struct efx_nic *efx = netdev_priv(net_dev);
|
|
size_t i;
|
|
|
|
if (efx_nic_rev(efx) < EFX_REV_FALCON_B0)
|
|
return -EOPNOTSUPP;
|
|
|
|
/* Validate size and indices */
|
|
if (indir->size != ARRAY_SIZE(efx->rx_indir_table))
|
|
return -EINVAL;
|
|
for (i = 0; i < ARRAY_SIZE(efx->rx_indir_table); i++)
|
|
if (indir->ring_index[i] >= efx->n_rx_channels)
|
|
return -EINVAL;
|
|
|
|
memcpy(efx->rx_indir_table, indir->ring_index,
|
|
sizeof(efx->rx_indir_table));
|
|
efx_nic_push_rx_indir_table(efx);
|
|
return 0;
|
|
}
|
|
|
|
const struct ethtool_ops efx_ethtool_ops = {
|
|
.get_settings = efx_ethtool_get_settings,
|
|
.set_settings = efx_ethtool_set_settings,
|
|
.get_drvinfo = efx_ethtool_get_drvinfo,
|
|
.get_regs_len = efx_ethtool_get_regs_len,
|
|
.get_regs = efx_ethtool_get_regs,
|
|
.get_msglevel = efx_ethtool_get_msglevel,
|
|
.set_msglevel = efx_ethtool_set_msglevel,
|
|
.nway_reset = efx_ethtool_nway_reset,
|
|
.get_link = ethtool_op_get_link,
|
|
.get_coalesce = efx_ethtool_get_coalesce,
|
|
.set_coalesce = efx_ethtool_set_coalesce,
|
|
.get_ringparam = efx_ethtool_get_ringparam,
|
|
.set_ringparam = efx_ethtool_set_ringparam,
|
|
.get_pauseparam = efx_ethtool_get_pauseparam,
|
|
.set_pauseparam = efx_ethtool_set_pauseparam,
|
|
.get_sset_count = efx_ethtool_get_sset_count,
|
|
.self_test = efx_ethtool_self_test,
|
|
.get_strings = efx_ethtool_get_strings,
|
|
.set_phys_id = efx_ethtool_phys_id,
|
|
.get_ethtool_stats = efx_ethtool_get_stats,
|
|
.get_wol = efx_ethtool_get_wol,
|
|
.set_wol = efx_ethtool_set_wol,
|
|
.reset = efx_ethtool_reset,
|
|
.get_rxnfc = efx_ethtool_get_rxnfc,
|
|
.set_rx_ntuple = efx_ethtool_set_rx_ntuple,
|
|
.get_rxfh_indir = efx_ethtool_get_rxfh_indir,
|
|
.set_rxfh_indir = efx_ethtool_set_rxfh_indir,
|
|
};
|