| /******************************************************************************* |
| |
| Intel 82599 Virtual Function driver |
| Copyright(c) 1999 - 2009 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 ixgbevf */ |
| |
| #include <linux/types.h> |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/pci.h> |
| #include <linux/netdevice.h> |
| #include <linux/ethtool.h> |
| #include <linux/vmalloc.h> |
| #include <linux/if_vlan.h> |
| #include <linux/uaccess.h> |
| |
| #include "ixgbevf.h" |
| |
| #define IXGBE_ALL_RAR_ENTRIES 16 |
| |
| #ifdef ETHTOOL_GSTATS |
| struct ixgbe_stats { |
| char stat_string[ETH_GSTRING_LEN]; |
| int sizeof_stat; |
| int stat_offset; |
| int base_stat_offset; |
| int saved_reset_offset; |
| }; |
| |
| #define IXGBEVF_STAT(m, b, r) sizeof(((struct ixgbevf_adapter *)0)->m), \ |
| offsetof(struct ixgbevf_adapter, m), \ |
| offsetof(struct ixgbevf_adapter, b), \ |
| offsetof(struct ixgbevf_adapter, r) |
| static struct ixgbe_stats ixgbe_gstrings_stats[] = { |
| {"rx_packets", IXGBEVF_STAT(stats.vfgprc, stats.base_vfgprc, |
| stats.saved_reset_vfgprc)}, |
| {"tx_packets", IXGBEVF_STAT(stats.vfgptc, stats.base_vfgptc, |
| stats.saved_reset_vfgptc)}, |
| {"rx_bytes", IXGBEVF_STAT(stats.vfgorc, stats.base_vfgorc, |
| stats.saved_reset_vfgorc)}, |
| {"tx_bytes", IXGBEVF_STAT(stats.vfgotc, stats.base_vfgotc, |
| stats.saved_reset_vfgotc)}, |
| {"tx_busy", IXGBEVF_STAT(tx_busy, zero_base, zero_base)}, |
| {"multicast", IXGBEVF_STAT(stats.vfmprc, stats.base_vfmprc, |
| stats.saved_reset_vfmprc)}, |
| {"rx_csum_offload_good", IXGBEVF_STAT(hw_csum_rx_good, zero_base, |
| zero_base)}, |
| {"rx_csum_offload_errors", IXGBEVF_STAT(hw_csum_rx_error, zero_base, |
| zero_base)}, |
| {"tx_csum_offload_ctxt", IXGBEVF_STAT(hw_csum_tx_good, zero_base, |
| zero_base)}, |
| {"rx_header_split", IXGBEVF_STAT(rx_hdr_split, zero_base, zero_base)}, |
| }; |
| |
| #define IXGBE_QUEUE_STATS_LEN 0 |
| #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) |
| |
| #define IXGBEVF_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + IXGBE_QUEUE_STATS_LEN) |
| #endif /* ETHTOOL_GSTATS */ |
| #ifdef ETHTOOL_TEST |
| static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = { |
| "Register test (offline)", |
| "Link test (on/offline)" |
| }; |
| #define IXGBE_TEST_LEN (sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN) |
| #endif /* ETHTOOL_TEST */ |
| |
| static int ixgbevf_get_settings(struct net_device *netdev, |
| struct ethtool_cmd *ecmd) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| struct ixgbe_hw *hw = &adapter->hw; |
| u32 link_speed = 0; |
| bool link_up; |
| |
| ecmd->supported = SUPPORTED_10000baseT_Full; |
| ecmd->autoneg = AUTONEG_DISABLE; |
| ecmd->transceiver = XCVR_DUMMY1; |
| ecmd->port = -1; |
| |
| hw->mac.ops.check_link(hw, &link_speed, &link_up, false); |
| |
| if (link_up) { |
| ecmd->speed = (link_speed == IXGBE_LINK_SPEED_10GB_FULL) ? |
| SPEED_10000 : SPEED_1000; |
| ecmd->duplex = DUPLEX_FULL; |
| } else { |
| ecmd->speed = -1; |
| ecmd->duplex = -1; |
| } |
| |
| return 0; |
| } |
| |
| static u32 ixgbevf_get_rx_csum(struct net_device *netdev) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| return adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED; |
| } |
| |
| static int ixgbevf_set_rx_csum(struct net_device *netdev, u32 data) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| if (data) |
| adapter->flags |= IXGBE_FLAG_RX_CSUM_ENABLED; |
| else |
| adapter->flags &= ~IXGBE_FLAG_RX_CSUM_ENABLED; |
| |
| if (netif_running(netdev)) { |
| if (!adapter->dev_closed) |
| ixgbevf_reinit_locked(adapter); |
| } else { |
| ixgbevf_reset(adapter); |
| } |
| |
| return 0; |
| } |
| |
| static int ixgbevf_set_tso(struct net_device *netdev, u32 data) |
| { |
| if (data) { |
| netdev->features |= NETIF_F_TSO; |
| netdev->features |= NETIF_F_TSO6; |
| } else { |
| netif_tx_stop_all_queues(netdev); |
| netdev->features &= ~NETIF_F_TSO; |
| netdev->features &= ~NETIF_F_TSO6; |
| netif_tx_start_all_queues(netdev); |
| } |
| return 0; |
| } |
| |
| static u32 ixgbevf_get_msglevel(struct net_device *netdev) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| return adapter->msg_enable; |
| } |
| |
| static void ixgbevf_set_msglevel(struct net_device *netdev, u32 data) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| adapter->msg_enable = data; |
| } |
| |
| #define IXGBE_GET_STAT(_A_, _R_) (_A_->stats._R_) |
| |
| static char *ixgbevf_reg_names[] = { |
| "IXGBE_VFCTRL", |
| "IXGBE_VFSTATUS", |
| "IXGBE_VFLINKS", |
| "IXGBE_VFRXMEMWRAP", |
| "IXGBE_VFFRTIMER", |
| "IXGBE_VTEICR", |
| "IXGBE_VTEICS", |
| "IXGBE_VTEIMS", |
| "IXGBE_VTEIMC", |
| "IXGBE_VTEIAC", |
| "IXGBE_VTEIAM", |
| "IXGBE_VTEITR", |
| "IXGBE_VTIVAR", |
| "IXGBE_VTIVAR_MISC", |
| "IXGBE_VFRDBAL0", |
| "IXGBE_VFRDBAL1", |
| "IXGBE_VFRDBAH0", |
| "IXGBE_VFRDBAH1", |
| "IXGBE_VFRDLEN0", |
| "IXGBE_VFRDLEN1", |
| "IXGBE_VFRDH0", |
| "IXGBE_VFRDH1", |
| "IXGBE_VFRDT0", |
| "IXGBE_VFRDT1", |
| "IXGBE_VFRXDCTL0", |
| "IXGBE_VFRXDCTL1", |
| "IXGBE_VFSRRCTL0", |
| "IXGBE_VFSRRCTL1", |
| "IXGBE_VFPSRTYPE", |
| "IXGBE_VFTDBAL0", |
| "IXGBE_VFTDBAL1", |
| "IXGBE_VFTDBAH0", |
| "IXGBE_VFTDBAH1", |
| "IXGBE_VFTDLEN0", |
| "IXGBE_VFTDLEN1", |
| "IXGBE_VFTDH0", |
| "IXGBE_VFTDH1", |
| "IXGBE_VFTDT0", |
| "IXGBE_VFTDT1", |
| "IXGBE_VFTXDCTL0", |
| "IXGBE_VFTXDCTL1", |
| "IXGBE_VFTDWBAL0", |
| "IXGBE_VFTDWBAL1", |
| "IXGBE_VFTDWBAH0", |
| "IXGBE_VFTDWBAH1" |
| }; |
| |
| |
| static int ixgbevf_get_regs_len(struct net_device *netdev) |
| { |
| return (ARRAY_SIZE(ixgbevf_reg_names)) * sizeof(u32); |
| } |
| |
| static void ixgbevf_get_regs(struct net_device *netdev, |
| struct ethtool_regs *regs, |
| void *p) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| struct ixgbe_hw *hw = &adapter->hw; |
| u32 *regs_buff = p; |
| u32 regs_len = ixgbevf_get_regs_len(netdev); |
| u8 i; |
| |
| memset(p, 0, regs_len); |
| |
| regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id; |
| |
| /* General Registers */ |
| regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_VFCTRL); |
| regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_VFSTATUS); |
| regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_VFLINKS); |
| regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_VFRXMEMWRAP); |
| regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_VFFRTIMER); |
| |
| /* Interrupt */ |
| /* don't read EICR because it can clear interrupt causes, instead |
| * read EICS which is a shadow but doesn't clear EICR */ |
| regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_VTEICS); |
| regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_VTEICS); |
| regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_VTEIMS); |
| regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_VTEIMC); |
| regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_VTEIAC); |
| regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_VTEIAM); |
| regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_VTEITR(0)); |
| regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_VTIVAR(0)); |
| regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_VTIVAR_MISC); |
| |
| /* Receive DMA */ |
| for (i = 0; i < 2; i++) |
| regs_buff[14 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDBAL(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[16 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDBAH(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[18 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDLEN(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[20 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDH(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[22 + i] = IXGBE_READ_REG(hw, IXGBE_VFRDT(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[24 + i] = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[26 + i] = IXGBE_READ_REG(hw, IXGBE_VFSRRCTL(i)); |
| |
| /* Receive */ |
| regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_VFPSRTYPE); |
| |
| /* Transmit */ |
| for (i = 0; i < 2; i++) |
| regs_buff[29 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDBAL(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[31 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDBAH(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[33 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDLEN(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDH(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[37 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDT(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[39 + i] = IXGBE_READ_REG(hw, IXGBE_VFTXDCTL(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[41 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDWBAL(i)); |
| for (i = 0; i < 2; i++) |
| regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_VFTDWBAH(i)); |
| |
| for (i = 0; i < ARRAY_SIZE(ixgbevf_reg_names); i++) |
| hw_dbg(hw, "%s\t%8.8x\n", ixgbevf_reg_names[i], regs_buff[i]); |
| } |
| |
| static void ixgbevf_get_drvinfo(struct net_device *netdev, |
| struct ethtool_drvinfo *drvinfo) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| |
| strlcpy(drvinfo->driver, ixgbevf_driver_name, 32); |
| strlcpy(drvinfo->version, ixgbevf_driver_version, 32); |
| |
| strlcpy(drvinfo->fw_version, "N/A", 4); |
| strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); |
| } |
| |
| static void ixgbevf_get_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| struct ixgbevf_ring *tx_ring = adapter->tx_ring; |
| struct ixgbevf_ring *rx_ring = adapter->rx_ring; |
| |
| ring->rx_max_pending = IXGBEVF_MAX_RXD; |
| ring->tx_max_pending = IXGBEVF_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 ixgbevf_set_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ring) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| struct ixgbevf_ring *tx_ring = NULL, *rx_ring = NULL; |
| int i, 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)IXGBEVF_MIN_RXD); |
| new_rx_count = min(new_rx_count, (u32)IXGBEVF_MAX_RXD); |
| new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE); |
| |
| new_tx_count = max(ring->tx_pending, (u32)IXGBEVF_MIN_TXD); |
| new_tx_count = min(new_tx_count, (u32)IXGBEVF_MAX_TXD); |
| new_tx_count = ALIGN(new_tx_count, IXGBE_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(__IXGBEVF_RESETTING, &adapter->state)) |
| msleep(1); |
| |
| /* |
| * If the adapter isn't up and running then just set the |
| * new parameters and scurry for the exits. |
| */ |
| if (!netif_running(adapter->netdev)) { |
| for (i = 0; i < adapter->num_tx_queues; i++) |
| adapter->tx_ring[i].count = new_tx_count; |
| for (i = 0; i < adapter->num_rx_queues; i++) |
| adapter->rx_ring[i].count = new_rx_count; |
| adapter->tx_ring_count = new_tx_count; |
| adapter->rx_ring_count = new_rx_count; |
| goto clear_reset; |
| } |
| |
| tx_ring = kcalloc(adapter->num_tx_queues, |
| sizeof(struct ixgbevf_ring), GFP_KERNEL); |
| if (!tx_ring) { |
| err = -ENOMEM; |
| goto clear_reset; |
| } |
| |
| rx_ring = kcalloc(adapter->num_rx_queues, |
| sizeof(struct ixgbevf_ring), GFP_KERNEL); |
| if (!rx_ring) { |
| err = -ENOMEM; |
| goto err_rx_setup; |
| } |
| |
| ixgbevf_down(adapter); |
| |
| memcpy(tx_ring, adapter->tx_ring, |
| adapter->num_tx_queues * sizeof(struct ixgbevf_ring)); |
| for (i = 0; i < adapter->num_tx_queues; i++) { |
| tx_ring[i].count = new_tx_count; |
| err = ixgbevf_setup_tx_resources(adapter, &tx_ring[i]); |
| if (err) { |
| while (i) { |
| i--; |
| ixgbevf_free_tx_resources(adapter, |
| &tx_ring[i]); |
| } |
| goto err_tx_ring_setup; |
| } |
| tx_ring[i].v_idx = adapter->tx_ring[i].v_idx; |
| } |
| |
| memcpy(rx_ring, adapter->rx_ring, |
| adapter->num_rx_queues * sizeof(struct ixgbevf_ring)); |
| for (i = 0; i < adapter->num_rx_queues; i++) { |
| rx_ring[i].count = new_rx_count; |
| err = ixgbevf_setup_rx_resources(adapter, &rx_ring[i]); |
| if (err) { |
| while (i) { |
| i--; |
| ixgbevf_free_rx_resources(adapter, |
| &rx_ring[i]); |
| } |
| goto err_rx_ring_setup; |
| } |
| rx_ring[i].v_idx = adapter->rx_ring[i].v_idx; |
| } |
| |
| /* |
| * Only switch to new rings if all the prior allocations |
| * and ring setups have succeeded. |
| */ |
| kfree(adapter->tx_ring); |
| adapter->tx_ring = tx_ring; |
| adapter->tx_ring_count = new_tx_count; |
| |
| kfree(adapter->rx_ring); |
| adapter->rx_ring = rx_ring; |
| adapter->rx_ring_count = new_rx_count; |
| |
| /* success! */ |
| ixgbevf_up(adapter); |
| |
| goto clear_reset; |
| |
| err_rx_ring_setup: |
| for(i = 0; i < adapter->num_tx_queues; i++) |
| ixgbevf_free_tx_resources(adapter, &tx_ring[i]); |
| |
| err_tx_ring_setup: |
| kfree(rx_ring); |
| |
| err_rx_setup: |
| kfree(tx_ring); |
| |
| clear_reset: |
| clear_bit(__IXGBEVF_RESETTING, &adapter->state); |
| return err; |
| } |
| |
| static int ixgbevf_get_sset_count(struct net_device *dev, int stringset) |
| { |
| switch (stringset) { |
| case ETH_SS_TEST: |
| return IXGBE_TEST_LEN; |
| case ETH_SS_STATS: |
| return IXGBE_GLOBAL_STATS_LEN; |
| default: |
| return -EINVAL; |
| } |
| } |
| |
| static void ixgbevf_get_ethtool_stats(struct net_device *netdev, |
| struct ethtool_stats *stats, u64 *data) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| int i; |
| |
| ixgbevf_update_stats(adapter); |
| for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { |
| char *p = (char *)adapter + |
| ixgbe_gstrings_stats[i].stat_offset; |
| char *b = (char *)adapter + |
| ixgbe_gstrings_stats[i].base_stat_offset; |
| char *r = (char *)adapter + |
| ixgbe_gstrings_stats[i].saved_reset_offset; |
| data[i] = ((ixgbe_gstrings_stats[i].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)p : *(u32 *)p) - |
| ((ixgbe_gstrings_stats[i].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)b : *(u32 *)b) + |
| ((ixgbe_gstrings_stats[i].sizeof_stat == |
| sizeof(u64)) ? *(u64 *)r : *(u32 *)r); |
| } |
| } |
| |
| static void ixgbevf_get_strings(struct net_device *netdev, u32 stringset, |
| u8 *data) |
| { |
| char *p = (char *)data; |
| int i; |
| |
| switch (stringset) { |
| case ETH_SS_TEST: |
| memcpy(data, *ixgbe_gstrings_test, |
| IXGBE_TEST_LEN * ETH_GSTRING_LEN); |
| break; |
| case ETH_SS_STATS: |
| for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { |
| memcpy(p, ixgbe_gstrings_stats[i].stat_string, |
| ETH_GSTRING_LEN); |
| p += ETH_GSTRING_LEN; |
| } |
| break; |
| } |
| } |
| |
| static int ixgbevf_link_test(struct ixgbevf_adapter *adapter, u64 *data) |
| { |
| struct ixgbe_hw *hw = &adapter->hw; |
| bool link_up; |
| u32 link_speed = 0; |
| *data = 0; |
| |
| hw->mac.ops.check_link(hw, &link_speed, &link_up, true); |
| if (!link_up) |
| *data = 1; |
| |
| return *data; |
| } |
| |
| /* ethtool register test data */ |
| struct ixgbevf_reg_test { |
| u16 reg; |
| u8 array_len; |
| u8 test_type; |
| u32 mask; |
| u32 write; |
| }; |
| |
| /* In the hardware, registers are laid out either singly, in arrays |
| * spaced 0x40 bytes apart, or in contiguous tables. We assume |
| * most tests take place on arrays or single registers (handled |
| * as a single-element array) and special-case the tables. |
| * Table tests are always pattern tests. |
| * |
| * We also make provision for some required setup steps by specifying |
| * registers to be written without any read-back testing. |
| */ |
| |
| #define PATTERN_TEST 1 |
| #define SET_READ_TEST 2 |
| #define WRITE_NO_TEST 3 |
| #define TABLE32_TEST 4 |
| #define TABLE64_TEST_LO 5 |
| #define TABLE64_TEST_HI 6 |
| |
| /* default VF register test */ |
| static const struct ixgbevf_reg_test reg_test_vf[] = { |
| { IXGBE_VFRDBAL(0), 2, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 }, |
| { IXGBE_VFRDBAH(0), 2, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| { IXGBE_VFRDLEN(0), 2, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
| { IXGBE_VFRXDCTL(0), 2, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, |
| { IXGBE_VFRDT(0), 2, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
| { IXGBE_VFRXDCTL(0), 2, WRITE_NO_TEST, 0, 0 }, |
| { IXGBE_VFTDBAL(0), 2, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| { IXGBE_VFTDBAH(0), 2, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| { IXGBE_VFTDLEN(0), 2, PATTERN_TEST, 0x000FFF80, 0x000FFF80 }, |
| { 0, 0, 0, 0 } |
| }; |
| |
| static const u32 register_test_patterns[] = { |
| 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF |
| }; |
| |
| #define REG_PATTERN_TEST(R, M, W) \ |
| { \ |
| u32 pat, val, before; \ |
| for (pat = 0; pat < ARRAY_SIZE(register_test_patterns); pat++) { \ |
| before = readl(adapter->hw.hw_addr + R); \ |
| writel((register_test_patterns[pat] & W), \ |
| (adapter->hw.hw_addr + R)); \ |
| val = readl(adapter->hw.hw_addr + R); \ |
| if (val != (register_test_patterns[pat] & W & M)) { \ |
| hw_dbg(&adapter->hw, \ |
| "pattern test reg %04X failed: got " \ |
| "0x%08X expected 0x%08X\n", \ |
| R, val, (register_test_patterns[pat] & W & M)); \ |
| *data = R; \ |
| writel(before, adapter->hw.hw_addr + R); \ |
| return 1; \ |
| } \ |
| writel(before, adapter->hw.hw_addr + R); \ |
| } \ |
| } |
| |
| #define REG_SET_AND_CHECK(R, M, W) \ |
| { \ |
| u32 val, before; \ |
| before = readl(adapter->hw.hw_addr + R); \ |
| writel((W & M), (adapter->hw.hw_addr + R)); \ |
| val = readl(adapter->hw.hw_addr + R); \ |
| if ((W & M) != (val & M)) { \ |
| printk(KERN_ERR "set/check reg %04X test failed: got 0x%08X " \ |
| "expected 0x%08X\n", R, (val & M), (W & M)); \ |
| *data = R; \ |
| writel(before, (adapter->hw.hw_addr + R)); \ |
| return 1; \ |
| } \ |
| writel(before, (adapter->hw.hw_addr + R)); \ |
| } |
| |
| static int ixgbevf_reg_test(struct ixgbevf_adapter *adapter, u64 *data) |
| { |
| const struct ixgbevf_reg_test *test; |
| u32 i; |
| |
| test = reg_test_vf; |
| |
| /* |
| * Perform the register test, looping through the test table |
| * until we either fail or reach the null entry. |
| */ |
| while (test->reg) { |
| for (i = 0; i < test->array_len; i++) { |
| switch (test->test_type) { |
| case PATTERN_TEST: |
| REG_PATTERN_TEST(test->reg + (i * 0x40), |
| test->mask, |
| test->write); |
| break; |
| case SET_READ_TEST: |
| REG_SET_AND_CHECK(test->reg + (i * 0x40), |
| test->mask, |
| test->write); |
| break; |
| case WRITE_NO_TEST: |
| writel(test->write, |
| (adapter->hw.hw_addr + test->reg) |
| + (i * 0x40)); |
| break; |
| case TABLE32_TEST: |
| REG_PATTERN_TEST(test->reg + (i * 4), |
| test->mask, |
| test->write); |
| break; |
| case TABLE64_TEST_LO: |
| REG_PATTERN_TEST(test->reg + (i * 8), |
| test->mask, |
| test->write); |
| break; |
| case TABLE64_TEST_HI: |
| REG_PATTERN_TEST((test->reg + 4) + (i * 8), |
| test->mask, |
| test->write); |
| break; |
| } |
| } |
| test++; |
| } |
| |
| *data = 0; |
| return *data; |
| } |
| |
| static void ixgbevf_diag_test(struct net_device *netdev, |
| struct ethtool_test *eth_test, u64 *data) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| bool if_running = netif_running(netdev); |
| |
| set_bit(__IXGBEVF_TESTING, &adapter->state); |
| if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
| /* Offline tests */ |
| |
| hw_dbg(&adapter->hw, "offline testing starting\n"); |
| |
| /* Link test performed before hardware reset so autoneg doesn't |
| * interfere with test result */ |
| if (ixgbevf_link_test(adapter, &data[1])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| if (if_running) |
| /* indicate we're in test mode */ |
| dev_close(netdev); |
| else |
| ixgbevf_reset(adapter); |
| |
| hw_dbg(&adapter->hw, "register testing starting\n"); |
| if (ixgbevf_reg_test(adapter, &data[0])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| ixgbevf_reset(adapter); |
| |
| clear_bit(__IXGBEVF_TESTING, &adapter->state); |
| if (if_running) |
| dev_open(netdev); |
| } else { |
| hw_dbg(&adapter->hw, "online testing starting\n"); |
| /* Online tests */ |
| if (ixgbevf_link_test(adapter, &data[1])) |
| eth_test->flags |= ETH_TEST_FL_FAILED; |
| |
| /* Online tests aren't run; pass by default */ |
| data[0] = 0; |
| |
| clear_bit(__IXGBEVF_TESTING, &adapter->state); |
| } |
| msleep_interruptible(4 * 1000); |
| } |
| |
| static int ixgbevf_nway_reset(struct net_device *netdev) |
| { |
| struct ixgbevf_adapter *adapter = netdev_priv(netdev); |
| |
| if (netif_running(netdev)) { |
| if (!adapter->dev_closed) |
| ixgbevf_reinit_locked(adapter); |
| } |
| |
| return 0; |
| } |
| |
| static struct ethtool_ops ixgbevf_ethtool_ops = { |
| .get_settings = ixgbevf_get_settings, |
| .get_drvinfo = ixgbevf_get_drvinfo, |
| .get_regs_len = ixgbevf_get_regs_len, |
| .get_regs = ixgbevf_get_regs, |
| .nway_reset = ixgbevf_nway_reset, |
| .get_link = ethtool_op_get_link, |
| .get_ringparam = ixgbevf_get_ringparam, |
| .set_ringparam = ixgbevf_set_ringparam, |
| .get_rx_csum = ixgbevf_get_rx_csum, |
| .set_rx_csum = ixgbevf_set_rx_csum, |
| .get_tx_csum = ethtool_op_get_tx_csum, |
| .set_tx_csum = ethtool_op_set_tx_ipv6_csum, |
| .get_sg = ethtool_op_get_sg, |
| .set_sg = ethtool_op_set_sg, |
| .get_msglevel = ixgbevf_get_msglevel, |
| .set_msglevel = ixgbevf_set_msglevel, |
| .get_tso = ethtool_op_get_tso, |
| .set_tso = ixgbevf_set_tso, |
| .self_test = ixgbevf_diag_test, |
| .get_sset_count = ixgbevf_get_sset_count, |
| .get_strings = ixgbevf_get_strings, |
| .get_ethtool_stats = ixgbevf_get_ethtool_stats, |
| }; |
| |
| void ixgbevf_set_ethtool_ops(struct net_device *netdev) |
| { |
| SET_ETHTOOL_OPS(netdev, &ixgbevf_ethtool_ops); |
| } |