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author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-04-07 14:42:33 (GMT) |
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committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-08-11 03:03:27 (GMT) |
commit | dee1ad47f2ee75f5146d83ca757c1b7861c34c3b (patch) | |
tree | 47cbdefe3d0f9b729724e378ad6a96eaddfd5fbc /drivers/net/igbvf/ethtool.c | |
parent | f7917c009c28c941ba151ee66f04dc7f6a2e1e0b (diff) | |
download | linux-fsl-qoriq-dee1ad47f2ee75f5146d83ca757c1b7861c34c3b.tar.xz |
intel: Move the Intel wired LAN drivers
Moves the Intel wired LAN drivers into drivers/net/ethernet/intel/ and
the necessary Kconfig and Makefile changes.
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/igbvf/ethtool.c')
-rw-r--r-- | drivers/net/igbvf/ethtool.c | 534 |
1 files changed, 0 insertions, 534 deletions
diff --git a/drivers/net/igbvf/ethtool.c b/drivers/net/igbvf/ethtool.c deleted file mode 100644 index b0b14d6..0000000 --- a/drivers/net/igbvf/ethtool.c +++ /dev/null @@ -1,534 +0,0 @@ -/******************************************************************************* - - Intel(R) 82576 Virtual Function Linux driver - Copyright(c) 2009 - 2010 Intel Corporation. - - This program is free software; you can redistribute it and/or modify it - under the terms and conditions of the GNU General Public License, - version 2, as published by the Free Software Foundation. - - This program is distributed in the hope it will be useful, but WITHOUT - ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - more details. - - You should have received a copy of the GNU General Public License along with - this program; if not, write to the Free Software Foundation, Inc., - 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - - The full GNU General Public License is included in this distribution in - the file called "COPYING". - - Contact Information: - e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> - Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - -*******************************************************************************/ - -/* ethtool support for igbvf */ - -#include <linux/netdevice.h> -#include <linux/ethtool.h> -#include <linux/pci.h> -#include <linux/vmalloc.h> -#include <linux/delay.h> - -#include "igbvf.h" -#include <linux/if_vlan.h> - - -struct igbvf_stats { - char stat_string[ETH_GSTRING_LEN]; - int sizeof_stat; - int stat_offset; - int base_stat_offset; -}; - -#define IGBVF_STAT(current, base) \ - sizeof(((struct igbvf_adapter *)0)->current), \ - offsetof(struct igbvf_adapter, current), \ - offsetof(struct igbvf_adapter, base) - -static const struct igbvf_stats igbvf_gstrings_stats[] = { - { "rx_packets", IGBVF_STAT(stats.gprc, stats.base_gprc) }, - { "tx_packets", IGBVF_STAT(stats.gptc, stats.base_gptc) }, - { "rx_bytes", IGBVF_STAT(stats.gorc, stats.base_gorc) }, - { "tx_bytes", IGBVF_STAT(stats.gotc, stats.base_gotc) }, - { "multicast", IGBVF_STAT(stats.mprc, stats.base_mprc) }, - { "lbrx_bytes", IGBVF_STAT(stats.gorlbc, stats.base_gorlbc) }, - { "lbrx_packets", IGBVF_STAT(stats.gprlbc, stats.base_gprlbc) }, - { "tx_restart_queue", IGBVF_STAT(restart_queue, zero_base) }, - { "rx_long_byte_count", IGBVF_STAT(stats.gorc, stats.base_gorc) }, - { "rx_csum_offload_good", IGBVF_STAT(hw_csum_good, zero_base) }, - { "rx_csum_offload_errors", IGBVF_STAT(hw_csum_err, zero_base) }, - { "rx_header_split", IGBVF_STAT(rx_hdr_split, zero_base) }, - { "alloc_rx_buff_failed", IGBVF_STAT(alloc_rx_buff_failed, zero_base) }, -}; - -#define IGBVF_GLOBAL_STATS_LEN ARRAY_SIZE(igbvf_gstrings_stats) - -static const char igbvf_gstrings_test[][ETH_GSTRING_LEN] = { - "Link test (on/offline)" -}; - -#define IGBVF_TEST_LEN ARRAY_SIZE(igbvf_gstrings_test) - -static int igbvf_get_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - u32 status; - - ecmd->supported = SUPPORTED_1000baseT_Full; - - ecmd->advertising = ADVERTISED_1000baseT_Full; - - ecmd->port = -1; - ecmd->transceiver = XCVR_DUMMY1; - - status = er32(STATUS); - if (status & E1000_STATUS_LU) { - if (status & E1000_STATUS_SPEED_1000) - ethtool_cmd_speed_set(ecmd, SPEED_1000); - else if (status & E1000_STATUS_SPEED_100) - ethtool_cmd_speed_set(ecmd, SPEED_100); - else - ethtool_cmd_speed_set(ecmd, SPEED_10); - - if (status & E1000_STATUS_FD) - ecmd->duplex = DUPLEX_FULL; - else - ecmd->duplex = DUPLEX_HALF; - } else { - ethtool_cmd_speed_set(ecmd, -1); - ecmd->duplex = -1; - } - - ecmd->autoneg = AUTONEG_DISABLE; - - return 0; -} - -static int igbvf_set_settings(struct net_device *netdev, - struct ethtool_cmd *ecmd) -{ - return -EOPNOTSUPP; -} - -static void igbvf_get_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) -{ - return; -} - -static int igbvf_set_pauseparam(struct net_device *netdev, - struct ethtool_pauseparam *pause) -{ - return -EOPNOTSUPP; -} - -static u32 igbvf_get_rx_csum(struct net_device *netdev) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - return !(adapter->flags & IGBVF_FLAG_RX_CSUM_DISABLED); -} - -static int igbvf_set_rx_csum(struct net_device *netdev, u32 data) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - - if (data) - adapter->flags &= ~IGBVF_FLAG_RX_CSUM_DISABLED; - else - adapter->flags |= IGBVF_FLAG_RX_CSUM_DISABLED; - - return 0; -} - -static u32 igbvf_get_tx_csum(struct net_device *netdev) -{ - return (netdev->features & NETIF_F_IP_CSUM) != 0; -} - -static int igbvf_set_tx_csum(struct net_device *netdev, u32 data) -{ - if (data) - netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); - else - netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); - return 0; -} - -static int igbvf_set_tso(struct net_device *netdev, u32 data) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - - if (data) { - netdev->features |= NETIF_F_TSO; - netdev->features |= NETIF_F_TSO6; - } else { - netdev->features &= ~NETIF_F_TSO; - netdev->features &= ~NETIF_F_TSO6; - } - - dev_info(&adapter->pdev->dev, "TSO is %s\n", - data ? "Enabled" : "Disabled"); - return 0; -} - -static u32 igbvf_get_msglevel(struct net_device *netdev) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - return adapter->msg_enable; -} - -static void igbvf_set_msglevel(struct net_device *netdev, u32 data) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - adapter->msg_enable = data; -} - -static int igbvf_get_regs_len(struct net_device *netdev) -{ -#define IGBVF_REGS_LEN 8 - return IGBVF_REGS_LEN * sizeof(u32); -} - -static void igbvf_get_regs(struct net_device *netdev, - struct ethtool_regs *regs, void *p) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - u32 *regs_buff = p; - - memset(p, 0, IGBVF_REGS_LEN * sizeof(u32)); - - regs->version = (1 << 24) | (adapter->pdev->revision << 16) | - adapter->pdev->device; - - regs_buff[0] = er32(CTRL); - regs_buff[1] = er32(STATUS); - - regs_buff[2] = er32(RDLEN(0)); - regs_buff[3] = er32(RDH(0)); - regs_buff[4] = er32(RDT(0)); - - regs_buff[5] = er32(TDLEN(0)); - regs_buff[6] = er32(TDH(0)); - regs_buff[7] = er32(TDT(0)); -} - -static int igbvf_get_eeprom_len(struct net_device *netdev) -{ - return 0; -} - -static int igbvf_get_eeprom(struct net_device *netdev, - struct ethtool_eeprom *eeprom, u8 *bytes) -{ - return -EOPNOTSUPP; -} - -static int igbvf_set_eeprom(struct net_device *netdev, - struct ethtool_eeprom *eeprom, u8 *bytes) -{ - return -EOPNOTSUPP; -} - -static void igbvf_get_drvinfo(struct net_device *netdev, - struct ethtool_drvinfo *drvinfo) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - char firmware_version[32] = "N/A"; - - strncpy(drvinfo->driver, igbvf_driver_name, 32); - strncpy(drvinfo->version, igbvf_driver_version, 32); - strncpy(drvinfo->fw_version, firmware_version, 32); - strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); - drvinfo->regdump_len = igbvf_get_regs_len(netdev); - drvinfo->eedump_len = igbvf_get_eeprom_len(netdev); -} - -static void igbvf_get_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - struct igbvf_ring *tx_ring = adapter->tx_ring; - struct igbvf_ring *rx_ring = adapter->rx_ring; - - ring->rx_max_pending = IGBVF_MAX_RXD; - ring->tx_max_pending = IGBVF_MAX_TXD; - ring->rx_mini_max_pending = 0; - ring->rx_jumbo_max_pending = 0; - ring->rx_pending = rx_ring->count; - ring->tx_pending = tx_ring->count; - ring->rx_mini_pending = 0; - ring->rx_jumbo_pending = 0; -} - -static int igbvf_set_ringparam(struct net_device *netdev, - struct ethtool_ringparam *ring) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - struct igbvf_ring *temp_ring; - int err = 0; - u32 new_rx_count, new_tx_count; - - if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) - return -EINVAL; - - new_rx_count = max(ring->rx_pending, (u32)IGBVF_MIN_RXD); - new_rx_count = min(new_rx_count, (u32)IGBVF_MAX_RXD); - new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); - - new_tx_count = max(ring->tx_pending, (u32)IGBVF_MIN_TXD); - new_tx_count = min(new_tx_count, (u32)IGBVF_MAX_TXD); - new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); - - if ((new_tx_count == adapter->tx_ring->count) && - (new_rx_count == adapter->rx_ring->count)) { - /* nothing to do */ - return 0; - } - - while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state)) - msleep(1); - - if (!netif_running(adapter->netdev)) { - adapter->tx_ring->count = new_tx_count; - adapter->rx_ring->count = new_rx_count; - goto clear_reset; - } - - temp_ring = vmalloc(sizeof(struct igbvf_ring)); - if (!temp_ring) { - err = -ENOMEM; - goto clear_reset; - } - - igbvf_down(adapter); - - /* - * We can't just free everything and then setup again, - * because the ISRs in MSI-X mode get passed pointers - * to the tx and rx ring structs. - */ - if (new_tx_count != adapter->tx_ring->count) { - memcpy(temp_ring, adapter->tx_ring, sizeof(struct igbvf_ring)); - - temp_ring->count = new_tx_count; - err = igbvf_setup_tx_resources(adapter, temp_ring); - if (err) - goto err_setup; - - igbvf_free_tx_resources(adapter->tx_ring); - - memcpy(adapter->tx_ring, temp_ring, sizeof(struct igbvf_ring)); - } - - if (new_rx_count != adapter->rx_ring->count) { - memcpy(temp_ring, adapter->rx_ring, sizeof(struct igbvf_ring)); - - temp_ring->count = new_rx_count; - err = igbvf_setup_rx_resources(adapter, temp_ring); - if (err) - goto err_setup; - - igbvf_free_rx_resources(adapter->rx_ring); - - memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring)); - } -err_setup: - igbvf_up(adapter); - vfree(temp_ring); -clear_reset: - clear_bit(__IGBVF_RESETTING, &adapter->state); - return err; -} - -static int igbvf_link_test(struct igbvf_adapter *adapter, u64 *data) -{ - struct e1000_hw *hw = &adapter->hw; - *data = 0; - - hw->mac.ops.check_for_link(hw); - - if (!(er32(STATUS) & E1000_STATUS_LU)) - *data = 1; - - return *data; -} - -static void igbvf_diag_test(struct net_device *netdev, - struct ethtool_test *eth_test, u64 *data) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - - set_bit(__IGBVF_TESTING, &adapter->state); - - /* - * Link test performed before hardware reset so autoneg doesn't - * interfere with test result - */ - if (igbvf_link_test(adapter, &data[0])) - eth_test->flags |= ETH_TEST_FL_FAILED; - - clear_bit(__IGBVF_TESTING, &adapter->state); - msleep_interruptible(4 * 1000); -} - -static void igbvf_get_wol(struct net_device *netdev, - struct ethtool_wolinfo *wol) -{ - wol->supported = 0; - wol->wolopts = 0; -} - -static int igbvf_set_wol(struct net_device *netdev, - struct ethtool_wolinfo *wol) -{ - return -EOPNOTSUPP; -} - -static int igbvf_get_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - - if (adapter->itr_setting <= 3) - ec->rx_coalesce_usecs = adapter->itr_setting; - else - ec->rx_coalesce_usecs = adapter->itr_setting >> 2; - - return 0; -} - -static int igbvf_set_coalesce(struct net_device *netdev, - struct ethtool_coalesce *ec) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - - if ((ec->rx_coalesce_usecs > IGBVF_MAX_ITR_USECS) || - ((ec->rx_coalesce_usecs > 3) && - (ec->rx_coalesce_usecs < IGBVF_MIN_ITR_USECS)) || - (ec->rx_coalesce_usecs == 2)) - return -EINVAL; - - /* convert to rate of irq's per second */ - if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) { - adapter->itr = IGBVF_START_ITR; - adapter->itr_setting = ec->rx_coalesce_usecs; - } else { - adapter->itr = ec->rx_coalesce_usecs << 2; - adapter->itr_setting = adapter->itr; - } - - writel(adapter->itr, - hw->hw_addr + adapter->rx_ring[0].itr_register); - - return 0; -} - -static int igbvf_nway_reset(struct net_device *netdev) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - if (netif_running(netdev)) - igbvf_reinit_locked(adapter); - return 0; -} - - -static void igbvf_get_ethtool_stats(struct net_device *netdev, - struct ethtool_stats *stats, - u64 *data) -{ - struct igbvf_adapter *adapter = netdev_priv(netdev); - int i; - - igbvf_update_stats(adapter); - for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) { - char *p = (char *)adapter + - igbvf_gstrings_stats[i].stat_offset; - char *b = (char *)adapter + - igbvf_gstrings_stats[i].base_stat_offset; - data[i] = ((igbvf_gstrings_stats[i].sizeof_stat == - sizeof(u64)) ? (*(u64 *)p - *(u64 *)b) : - (*(u32 *)p - *(u32 *)b)); - } - -} - -static int igbvf_get_sset_count(struct net_device *dev, int stringset) -{ - switch(stringset) { - case ETH_SS_TEST: - return IGBVF_TEST_LEN; - case ETH_SS_STATS: - return IGBVF_GLOBAL_STATS_LEN; - default: - return -EINVAL; - } -} - -static void igbvf_get_strings(struct net_device *netdev, u32 stringset, - u8 *data) -{ - u8 *p = data; - int i; - - switch (stringset) { - case ETH_SS_TEST: - memcpy(data, *igbvf_gstrings_test, sizeof(igbvf_gstrings_test)); - break; - case ETH_SS_STATS: - for (i = 0; i < IGBVF_GLOBAL_STATS_LEN; i++) { - memcpy(p, igbvf_gstrings_stats[i].stat_string, - ETH_GSTRING_LEN); - p += ETH_GSTRING_LEN; - } - break; - } -} - -static const struct ethtool_ops igbvf_ethtool_ops = { - .get_settings = igbvf_get_settings, - .set_settings = igbvf_set_settings, - .get_drvinfo = igbvf_get_drvinfo, - .get_regs_len = igbvf_get_regs_len, - .get_regs = igbvf_get_regs, - .get_wol = igbvf_get_wol, - .set_wol = igbvf_set_wol, - .get_msglevel = igbvf_get_msglevel, - .set_msglevel = igbvf_set_msglevel, - .nway_reset = igbvf_nway_reset, - .get_link = ethtool_op_get_link, - .get_eeprom_len = igbvf_get_eeprom_len, - .get_eeprom = igbvf_get_eeprom, - .set_eeprom = igbvf_set_eeprom, - .get_ringparam = igbvf_get_ringparam, - .set_ringparam = igbvf_set_ringparam, - .get_pauseparam = igbvf_get_pauseparam, - .set_pauseparam = igbvf_set_pauseparam, - .get_rx_csum = igbvf_get_rx_csum, - .set_rx_csum = igbvf_set_rx_csum, - .get_tx_csum = igbvf_get_tx_csum, - .set_tx_csum = igbvf_set_tx_csum, - .get_sg = ethtool_op_get_sg, - .set_sg = ethtool_op_set_sg, - .get_tso = ethtool_op_get_tso, - .set_tso = igbvf_set_tso, - .self_test = igbvf_diag_test, - .get_sset_count = igbvf_get_sset_count, - .get_strings = igbvf_get_strings, - .get_ethtool_stats = igbvf_get_ethtool_stats, - .get_coalesce = igbvf_get_coalesce, - .set_coalesce = igbvf_set_coalesce, -}; - -void igbvf_set_ethtool_ops(struct net_device *netdev) -{ - /* have to "undeclare" const on this struct to remove warnings */ - SET_ETHTOOL_OPS(netdev, (struct ethtool_ops *)&igbvf_ethtool_ops); -} |