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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-08 07:55:01 -0800 |
commit | d7fc02c7bae7b1cf69269992cf880a43a350cdaa (patch) | |
tree | a43d56fa72913a1cc98a0bbebe054d08581b3a7c /drivers/net/sfc/ethtool.c | |
parent | ee1262dbc65ce0b6234a915d8432171e8d77f518 (diff) | |
parent | 28b4d5cc17c20786848cdc07b7ea237a309776bb (diff) | |
download | op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.zip op-kernel-dev-d7fc02c7bae7b1cf69269992cf880a43a350cdaa.tar.gz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1815 commits)
mac80211: fix reorder buffer release
iwmc3200wifi: Enable wimax core through module parameter
iwmc3200wifi: Add wifi-wimax coexistence mode as a module parameter
iwmc3200wifi: Coex table command does not expect a response
iwmc3200wifi: Update wiwi priority table
iwlwifi: driver version track kernel version
iwlwifi: indicate uCode type when fail dump error/event log
iwl3945: remove duplicated event logging code
b43: fix two warnings
ipw2100: fix rebooting hang with driver loaded
cfg80211: indent regulatory messages with spaces
iwmc3200wifi: fix NULL pointer dereference in pmkid update
mac80211: Fix TX status reporting for injected data frames
ath9k: enable 2GHz band only if the device supports it
airo: Fix integer overflow warning
rt2x00: Fix padding bug on L2PAD devices.
WE: Fix set events not propagated
b43legacy: avoid PPC fault during resume
b43: avoid PPC fault during resume
tcp: fix a timewait refcnt race
...
Fix up conflicts due to sysctl cleanups (dead sysctl_check code and
CTL_UNNUMBERED removed) in
kernel/sysctl_check.c
net/ipv4/sysctl_net_ipv4.c
net/ipv6/addrconf.c
net/sctp/sysctl.c
Diffstat (limited to 'drivers/net/sfc/ethtool.c')
-rw-r--r-- | drivers/net/sfc/ethtool.c | 222 |
1 files changed, 163 insertions, 59 deletions
diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index 45018f2..6c0bbed 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -1,7 +1,7 @@ /**************************************************************************** * Driver for Solarflare Solarstorm network controllers and boards * Copyright 2005-2006 Fen Systems Ltd. - * Copyright 2006-2008 Solarflare Communications Inc. + * Copyright 2006-2009 Solarflare Communications Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published @@ -10,30 +10,15 @@ #include <linux/netdevice.h> #include <linux/ethtool.h> -#include <linux/mdio.h> #include <linux/rtnetlink.h> #include "net_driver.h" #include "workarounds.h" #include "selftest.h" #include "efx.h" -#include "ethtool.h" -#include "falcon.h" +#include "nic.h" #include "spi.h" #include "mdio_10g.h" -const char *efx_loopback_mode_names[] = { - [LOOPBACK_NONE] = "NONE", - [LOOPBACK_GMAC] = "GMAC", - [LOOPBACK_XGMII] = "XGMII", - [LOOPBACK_XGXS] = "XGXS", - [LOOPBACK_XAUI] = "XAUI", - [LOOPBACK_GPHY] = "GPHY", - [LOOPBACK_PHYXS] = "PHYXS", - [LOOPBACK_PCS] = "PCS", - [LOOPBACK_PMAPMD] = "PMA/PMD", - [LOOPBACK_NETWORK] = "NETWORK", -}; - struct ethtool_string { char name[ETH_GSTRING_LEN]; }; @@ -167,6 +152,7 @@ static struct efx_ethtool_stat efx_ethtool_stats[] = { EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tobe_disc), EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_ip_hdr_chksum_err), EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_tcp_udp_chksum_err), + EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_mcast_mismatch), EFX_ETHTOOL_UINT_CHANNEL_STAT(rx_frm_trunc), }; @@ -187,13 +173,15 @@ static int efx_ethtool_phys_id(struct net_device *net_dev, u32 count) { struct efx_nic *efx = netdev_priv(net_dev); - efx->board_info.blink(efx, 1); - set_current_state(TASK_INTERRUPTIBLE); - if (count) - schedule_timeout(count * HZ); - else - schedule(); - efx->board_info.blink(efx, 0); + do { + efx->type->set_id_led(efx, EFX_LED_ON); + schedule_timeout_interruptible(HZ / 2); + + efx->type->set_id_led(efx, EFX_LED_OFF); + schedule_timeout_interruptible(HZ / 2); + } while (!signal_pending(current) && --count != 0); + + efx->type->set_id_led(efx, EFX_LED_DEFAULT); return 0; } @@ -202,6 +190,7 @@ int efx_ethtool_get_settings(struct net_device *net_dev, struct ethtool_cmd *ecmd) { struct efx_nic *efx = netdev_priv(net_dev); + struct efx_link_state *link_state = &efx->link_state; mutex_lock(&efx->mac_lock); efx->phy_op->get_settings(efx, ecmd); @@ -209,6 +198,13 @@ int efx_ethtool_get_settings(struct net_device *net_dev, /* Falcon GMAC does not support 1000Mbps HD */ ecmd->supported &= ~SUPPORTED_1000baseT_Half; + /* Both MACs support pause frames (bidirectional and respond-only) */ + ecmd->supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; + + if (LOOPBACK_INTERNAL(efx)) { + ecmd->speed = link_state->speed; + ecmd->duplex = link_state->fd ? DUPLEX_FULL : DUPLEX_HALF; + } return 0; } @@ -230,9 +226,6 @@ int efx_ethtool_set_settings(struct net_device *net_dev, mutex_lock(&efx->mac_lock); rc = efx->phy_op->set_settings(efx, ecmd); mutex_unlock(&efx->mac_lock); - if (!rc) - efx_reconfigure_port(efx); - return rc; } @@ -243,6 +236,9 @@ static void efx_ethtool_get_drvinfo(struct net_device *net_dev, strlcpy(info->driver, EFX_DRIVER_NAME, sizeof(info->driver)); strlcpy(info->version, EFX_DRIVER_VERSION, sizeof(info->version)); + if (efx_nic_rev(efx) >= EFX_REV_SIENA_A0) + siena_print_fwver(efx, info->fw_version, + sizeof(info->fw_version)); strlcpy(info->bus_info, pci_name(efx->pci_dev), sizeof(info->bus_info)); } @@ -289,7 +285,7 @@ static void efx_fill_test(unsigned int test_index, #define EFX_TX_QUEUE_NAME(_tx_queue) "txq%d", _tx_queue->queue #define EFX_RX_QUEUE_NAME(_rx_queue) "rxq%d", _rx_queue->queue #define EFX_LOOPBACK_NAME(_mode, _counter) \ - "loopback.%s." _counter, LOOPBACK_MODE_NAME(mode) + "loopback.%s." _counter, STRING_TABLE_LOOKUP(_mode, efx_loopback_mode) /** * efx_fill_loopback_test - fill in a block of loopback self-test entries @@ -372,9 +368,21 @@ static int efx_ethtool_fill_self_tests(struct efx_nic *efx, efx_fill_test(n++, strings, data, &tests->registers, "core", 0, "registers", NULL); - for (i = 0; i < efx->phy_op->num_tests; i++) - efx_fill_test(n++, strings, data, &tests->phy[i], - "phy", 0, efx->phy_op->test_names[i], 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[i], + "phy", 0, name, NULL); + } + } /* Loopback tests */ for (mode = LOOPBACK_NONE; mode <= LOOPBACK_TEST_MAX; mode++) { @@ -463,6 +471,36 @@ static void efx_ethtool_get_stats(struct net_device *net_dev, } } +static int efx_ethtool_set_tso(struct net_device *net_dev, u32 enable) +{ + struct efx_nic *efx __attribute__ ((unused)) = netdev_priv(net_dev); + unsigned long features; + + features = NETIF_F_TSO; + if (efx->type->offload_features & NETIF_F_V6_CSUM) + features |= NETIF_F_TSO6; + + if (enable) + net_dev->features |= features; + else + net_dev->features &= ~features; + + return 0; +} + +static int efx_ethtool_set_tx_csum(struct net_device *net_dev, u32 enable) +{ + struct efx_nic *efx = netdev_priv(net_dev); + unsigned long features = efx->type->offload_features & NETIF_F_ALL_CSUM; + + if (enable) + net_dev->features |= features; + else + net_dev->features &= ~features; + + return 0; +} + static int efx_ethtool_set_rx_csum(struct net_device *net_dev, u32 enable) { struct efx_nic *efx = netdev_priv(net_dev); @@ -537,7 +575,7 @@ static u32 efx_ethtool_get_link(struct net_device *net_dev) { struct efx_nic *efx = netdev_priv(net_dev); - return efx->link_up; + return efx->link_state.up; } static int efx_ethtool_get_eeprom_len(struct net_device *net_dev) @@ -562,7 +600,8 @@ static int efx_ethtool_get_eeprom(struct net_device *net_dev, rc = mutex_lock_interruptible(&efx->spi_lock); if (rc) return rc; - rc = falcon_spi_read(spi, eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, + rc = falcon_spi_read(efx, spi, + eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, eeprom->len, &len, buf); mutex_unlock(&efx->spi_lock); @@ -585,7 +624,8 @@ static int efx_ethtool_set_eeprom(struct net_device *net_dev, rc = mutex_lock_interruptible(&efx->spi_lock); if (rc) return rc; - rc = falcon_spi_write(spi, eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, + rc = falcon_spi_write(efx, spi, + eeprom->offset + EFX_EEPROM_BOOTCONFIG_START, eeprom->len, &len, buf); mutex_unlock(&efx->spi_lock); @@ -618,6 +658,9 @@ static int efx_ethtool_get_coalesce(struct net_device *net_dev, 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; } @@ -656,13 +699,8 @@ static int efx_ethtool_set_coalesce(struct net_device *net_dev, } efx_init_irq_moderation(efx, tx_usecs, rx_usecs, adaptive); - - /* 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); + efx->type->push_irq_moderation(channel); return 0; } @@ -671,8 +709,12 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev, struct ethtool_pauseparam *pause) { struct efx_nic *efx = netdev_priv(net_dev); - enum efx_fc_type wanted_fc; + enum efx_fc_type 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) | @@ -680,14 +722,14 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev, if ((wanted_fc & EFX_FC_TX) && !(wanted_fc & EFX_FC_RX)) { EFX_LOG(efx, "Flow control unsupported: tx ON rx OFF\n"); - return -EINVAL; + rc = -EINVAL; + goto out; } - if (!(efx->phy_op->mmds & MDIO_DEVS_AN) && - (wanted_fc & EFX_FC_AUTO)) { - EFX_LOG(efx, "PHY does not support flow control " - "autonegotiation\n"); - return -EINVAL; + if ((wanted_fc & EFX_FC_AUTO) && !efx->link_advertising) { + EFX_LOG(efx, "Autonegotiation is disabled\n"); + rc = -EINVAL; + goto out; } /* TX flow control may automatically turn itself off if the @@ -697,27 +739,40 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev, * 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 (falcon_rev(efx) >= FALCON_REV_B0) { + if (efx_nic_rev(efx) == EFX_REV_FALCON_B0) { /* Recover by resetting the EM block */ - if (efx->link_up) - falcon_drain_tx_fifo(efx); + 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); } } - /* Try to push the pause parameters */ - mutex_lock(&efx->mac_lock); + 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) { + EFX_ERR(efx, "Unable to advertise requested flow " + "control setting\n"); + goto out; + } + } - efx->wanted_fc = wanted_fc; - if (efx->phy_op->mmds & MDIO_DEVS_AN) - mdio45_ethtool_spauseparam_an(&efx->mdio, pause); - __efx_reconfigure_port(efx); + /* 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 0; + return rc; } static void efx_ethtool_get_pauseparam(struct net_device *net_dev, @@ -731,6 +786,50 @@ static void efx_ethtool_get_pauseparam(struct net_device *net_dev, } +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); +} + +extern 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); +} + const struct ethtool_ops efx_ethtool_ops = { .get_settings = efx_ethtool_get_settings, .set_settings = efx_ethtool_set_settings, @@ -747,11 +846,13 @@ const struct ethtool_ops efx_ethtool_ops = { .get_rx_csum = efx_ethtool_get_rx_csum, .set_rx_csum = efx_ethtool_set_rx_csum, .get_tx_csum = ethtool_op_get_tx_csum, - .set_tx_csum = ethtool_op_set_tx_csum, + /* Need to enable/disable IPv6 too */ + .set_tx_csum = efx_ethtool_set_tx_csum, .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, .get_tso = ethtool_op_get_tso, - .set_tso = ethtool_op_set_tso, + /* Need to enable/disable TSO-IPv6 too */ + .set_tso = efx_ethtool_set_tso, .get_flags = ethtool_op_get_flags, .set_flags = ethtool_op_set_flags, .get_sset_count = efx_ethtool_get_sset_count, @@ -759,4 +860,7 @@ const struct ethtool_ops efx_ethtool_ops = { .get_strings = efx_ethtool_get_strings, .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, }; |