Index: sys/dev/ixgbe/if_ix.c =================================================================== --- sys/dev/ixgbe/if_ix.c (revision 306673) +++ sys/dev/ixgbe/if_ix.c (working copy) @@ -1,6001 +1,9 @@ -/****************************************************************************** - - Copyright (c) 2001-2015, Intel Corporation - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - 1. Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - 3. Neither the name of the Intel Corporation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. - -******************************************************************************/ -/*$FreeBSD$*/ - - -#ifndef IXGBE_STANDALONE_BUILD -#include "opt_inet.h" -#include "opt_inet6.h" -#include "opt_rss.h" +#ifndef KLD_MODULE +#include "opt_iflib.h" #endif -#include "ixgbe.h" - -#ifdef RSS -#include -#include -#endif - -/********************************************************************* - * Driver version - *********************************************************************/ -char ixgbe_driver_version[] = "3.1.13-k"; - - -/********************************************************************* - * PCI Device ID Table - * - * Used by probe to select devices to load on - * Last field stores an index into ixgbe_strings - * Last entry must be all 0s - * - * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, String Index } - *********************************************************************/ - -static ixgbe_vendor_info_t ixgbe_vendor_info_array[] = -{ - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AF_DUAL_PORT, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AF_SINGLE_PORT, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_CX4, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AT, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AT2, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_DA_DUAL_PORT, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_CX4_DUAL_PORT, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_XF_LR, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_SFP_LOM, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_KX4, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_KX4_MEZZ, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_XAUI_LOM, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_CX4, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_T3_LOM, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_COMBO_BACKPLANE, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_BACKPLANE_FCOE, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_SF2, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_FCOE, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599EN_SFP, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_SF_QP, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_QSFP_SF_QP, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X540T, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X540T1, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550T, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550T1, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_KR, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_KX4, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_10G_T, 0, 0, 0}, - {IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_SFP, 0, 0, 0}, - /* required last entry */ - {0, 0, 0, 0, 0} -}; - -/********************************************************************* - * Table of branding strings - *********************************************************************/ - -static char *ixgbe_strings[] = { - "Intel(R) PRO/10GbE PCI-Express Network Driver" -}; - -/********************************************************************* - * Function prototypes - *********************************************************************/ -static int ixgbe_probe(device_t); -static int ixgbe_attach(device_t); -static int ixgbe_detach(device_t); -static int ixgbe_shutdown(device_t); -static int ixgbe_suspend(device_t); -static int ixgbe_resume(device_t); -static int ixgbe_ioctl(struct ifnet *, u_long, caddr_t); -static void ixgbe_init(void *); -static void ixgbe_init_locked(struct adapter *); -static void ixgbe_stop(void *); -#if __FreeBSD_version >= 1100036 -static uint64_t ixgbe_get_counter(struct ifnet *, ift_counter); -#endif -static void ixgbe_add_media_types(struct adapter *); -static void ixgbe_media_status(struct ifnet *, struct ifmediareq *); -static int ixgbe_media_change(struct ifnet *); -static void ixgbe_identify_hardware(struct adapter *); -static int ixgbe_allocate_pci_resources(struct adapter *); -static void ixgbe_get_slot_info(struct adapter *); -static int ixgbe_allocate_msix(struct adapter *); -static int ixgbe_allocate_legacy(struct adapter *); -static int ixgbe_setup_msix(struct adapter *); -static void ixgbe_free_pci_resources(struct adapter *); -static void ixgbe_local_timer(void *); -static int ixgbe_setup_interface(device_t, struct adapter *); -static void ixgbe_config_gpie(struct adapter *); -static void ixgbe_config_dmac(struct adapter *); -static void ixgbe_config_delay_values(struct adapter *); -static void ixgbe_config_link(struct adapter *); -static void ixgbe_check_wol_support(struct adapter *); -static int ixgbe_setup_low_power_mode(struct adapter *); -static void ixgbe_rearm_queues(struct adapter *, u64); - -static void ixgbe_initialize_transmit_units(struct adapter *); -static void ixgbe_initialize_receive_units(struct adapter *); -static void ixgbe_enable_rx_drop(struct adapter *); -static void ixgbe_disable_rx_drop(struct adapter *); -static void ixgbe_initialize_rss_mapping(struct adapter *); - -static void ixgbe_enable_intr(struct adapter *); -static void ixgbe_disable_intr(struct adapter *); -static void ixgbe_update_stats_counters(struct adapter *); -static void ixgbe_set_promisc(struct adapter *); -static void ixgbe_set_multi(struct adapter *); -static void ixgbe_update_link_status(struct adapter *); -static void ixgbe_set_ivar(struct adapter *, u8, u8, s8); -static void ixgbe_configure_ivars(struct adapter *); -static u8 * ixgbe_mc_array_itr(struct ixgbe_hw *, u8 **, u32 *); - -static void ixgbe_setup_vlan_hw_support(struct adapter *); -static void ixgbe_register_vlan(void *, struct ifnet *, u16); -static void ixgbe_unregister_vlan(void *, struct ifnet *, u16); - -static void ixgbe_add_device_sysctls(struct adapter *); -static void ixgbe_add_hw_stats(struct adapter *); -static int ixgbe_set_flowcntl(struct adapter *, int); -static int ixgbe_set_advertise(struct adapter *, int); - -/* Sysctl handlers */ -static void ixgbe_set_sysctl_value(struct adapter *, const char *, - const char *, int *, int); -static int ixgbe_sysctl_flowcntl(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_advertise(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_thermal_test(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_dmac(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_phy_temp(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_phy_overtemp_occurred(SYSCTL_HANDLER_ARGS); -#ifdef IXGBE_DEBUG -static int ixgbe_sysctl_power_state(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_print_rss_config(SYSCTL_HANDLER_ARGS); -#endif -static int ixgbe_sysctl_wol_enable(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_wufc(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_eee_enable(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_eee_negotiated(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_eee_rx_lpi_status(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_eee_tx_lpi_status(SYSCTL_HANDLER_ARGS); -static int ixgbe_sysctl_eee_tx_lpi_delay(SYSCTL_HANDLER_ARGS); - -/* Support for pluggable optic modules */ -static bool ixgbe_sfp_probe(struct adapter *); -static void ixgbe_setup_optics(struct adapter *); - -/* Legacy (single vector interrupt handler */ -static void ixgbe_legacy_irq(void *); - -/* The MSI/X Interrupt handlers */ -static void ixgbe_msix_que(void *); -static void ixgbe_msix_link(void *); - -/* Deferred interrupt tasklets */ -static void ixgbe_handle_que(void *, int); -static void ixgbe_handle_link(void *, int); -static void ixgbe_handle_msf(void *, int); -static void ixgbe_handle_mod(void *, int); -static void ixgbe_handle_phy(void *, int); - -#ifdef IXGBE_FDIR -static void ixgbe_reinit_fdir(void *, int); -#endif - -#ifdef PCI_IOV -static void ixgbe_ping_all_vfs(struct adapter *); -static void ixgbe_handle_mbx(void *, int); -static int ixgbe_init_iov(device_t, u16, const nvlist_t *); -static void ixgbe_uninit_iov(device_t); -static int ixgbe_add_vf(device_t, u16, const nvlist_t *); -static void ixgbe_initialize_iov(struct adapter *); -static void ixgbe_recalculate_max_frame(struct adapter *); -static void ixgbe_init_vf(struct adapter *, struct ixgbe_vf *); -#endif /* PCI_IOV */ - - -/********************************************************************* - * FreeBSD Device Interface Entry Points - *********************************************************************/ - -static device_method_t ix_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, ixgbe_probe), - DEVMETHOD(device_attach, ixgbe_attach), - DEVMETHOD(device_detach, ixgbe_detach), - DEVMETHOD(device_shutdown, ixgbe_shutdown), - DEVMETHOD(device_suspend, ixgbe_suspend), - DEVMETHOD(device_resume, ixgbe_resume), -#ifdef PCI_IOV - DEVMETHOD(pci_iov_init, ixgbe_init_iov), - DEVMETHOD(pci_iov_uninit, ixgbe_uninit_iov), - DEVMETHOD(pci_iov_add_vf, ixgbe_add_vf), -#endif /* PCI_IOV */ - DEVMETHOD_END -}; - -static driver_t ix_driver = { - "ix", ix_methods, sizeof(struct adapter), -}; - -devclass_t ix_devclass; -DRIVER_MODULE(ix, pci, ix_driver, ix_devclass, 0, 0); - -MODULE_DEPEND(ix, pci, 1, 1, 1); -MODULE_DEPEND(ix, ether, 1, 1, 1); -#ifdef DEV_NETMAP -MODULE_DEPEND(ix, netmap, 1, 1, 1); -#endif /* DEV_NETMAP */ - -/* -** TUNEABLE PARAMETERS: -*/ - -static SYSCTL_NODE(_hw, OID_AUTO, ix, CTLFLAG_RD, 0, - "IXGBE driver parameters"); - -/* -** AIM: Adaptive Interrupt Moderation -** which means that the interrupt rate -** is varied over time based on the -** traffic for that interrupt vector -*/ -static int ixgbe_enable_aim = TRUE; -SYSCTL_INT(_hw_ix, OID_AUTO, enable_aim, CTLFLAG_RWTUN, &ixgbe_enable_aim, 0, - "Enable adaptive interrupt moderation"); - -static int ixgbe_max_interrupt_rate = (4000000 / IXGBE_LOW_LATENCY); -SYSCTL_INT(_hw_ix, OID_AUTO, max_interrupt_rate, CTLFLAG_RDTUN, - &ixgbe_max_interrupt_rate, 0, "Maximum interrupts per second"); - -/* How many packets rxeof tries to clean at a time */ -static int ixgbe_rx_process_limit = 256; -SYSCTL_INT(_hw_ix, OID_AUTO, rx_process_limit, CTLFLAG_RDTUN, - &ixgbe_rx_process_limit, 0, - "Maximum number of received packets to process at a time," - "-1 means unlimited"); - -/* How many packets txeof tries to clean at a time */ -static int ixgbe_tx_process_limit = 256; -SYSCTL_INT(_hw_ix, OID_AUTO, tx_process_limit, CTLFLAG_RDTUN, - &ixgbe_tx_process_limit, 0, - "Maximum number of sent packets to process at a time," - "-1 means unlimited"); - -/* Flow control setting, default to full */ -static int ixgbe_flow_control = ixgbe_fc_full; -SYSCTL_INT(_hw_ix, OID_AUTO, flow_control, CTLFLAG_RDTUN, - &ixgbe_flow_control, 0, "Default flow control used for all adapters"); - -/* Advertise Speed, default to 0 (auto) */ -static int ixgbe_advertise_speed = 0; -SYSCTL_INT(_hw_ix, OID_AUTO, advertise_speed, CTLFLAG_RDTUN, - &ixgbe_advertise_speed, 0, "Default advertised speed for all adapters"); - -/* -** Smart speed setting, default to on -** this only works as a compile option -** right now as its during attach, set -** this to 'ixgbe_smart_speed_off' to -** disable. -*/ -static int ixgbe_smart_speed = ixgbe_smart_speed_on; - -/* - * MSIX should be the default for best performance, - * but this allows it to be forced off for testing. - */ -static int ixgbe_enable_msix = 1; -SYSCTL_INT(_hw_ix, OID_AUTO, enable_msix, CTLFLAG_RDTUN, &ixgbe_enable_msix, 0, - "Enable MSI-X interrupts"); - -/* - * Number of Queues, can be set to 0, - * it then autoconfigures based on the - * number of cpus with a max of 8. This - * can be overriden manually here. - */ -static int ixgbe_num_queues = 0; -SYSCTL_INT(_hw_ix, OID_AUTO, num_queues, CTLFLAG_RDTUN, &ixgbe_num_queues, 0, - "Number of queues to configure, 0 indicates autoconfigure"); - -/* -** Number of TX descriptors per ring, -** setting higher than RX as this seems -** the better performing choice. -*/ -static int ixgbe_txd = PERFORM_TXD; -SYSCTL_INT(_hw_ix, OID_AUTO, txd, CTLFLAG_RDTUN, &ixgbe_txd, 0, - "Number of transmit descriptors per queue"); - -/* Number of RX descriptors per ring */ -static int ixgbe_rxd = PERFORM_RXD; -SYSCTL_INT(_hw_ix, OID_AUTO, rxd, CTLFLAG_RDTUN, &ixgbe_rxd, 0, - "Number of receive descriptors per queue"); - -/* -** Defining this on will allow the use -** of unsupported SFP+ modules, note that -** doing so you are on your own :) -*/ -static int allow_unsupported_sfp = FALSE; -TUNABLE_INT("hw.ix.unsupported_sfp", &allow_unsupported_sfp); - -/* Keep running tab on them for sanity check */ -static int ixgbe_total_ports; - -#ifdef IXGBE_FDIR -/* -** Flow Director actually 'steals' -** part of the packet buffer as its -** filter pool, this variable controls -** how much it uses: -** 0 = 64K, 1 = 128K, 2 = 256K -*/ -static int fdir_pballoc = 1; -#endif - -#ifdef DEV_NETMAP -/* - * The #ifdef DEV_NETMAP / #endif blocks in this file are meant to - * be a reference on how to implement netmap support in a driver. - * Additional comments are in ixgbe_netmap.h . - * - * contains functions for netmap support - * that extend the standard driver. - */ -#include -#endif /* DEV_NETMAP */ - -static MALLOC_DEFINE(M_IXGBE, "ix", "ix driver allocations"); - -/********************************************************************* - * Device identification routine - * - * ixgbe_probe determines if the driver should be loaded on - * adapter based on PCI vendor/device id of the adapter. - * - * return BUS_PROBE_DEFAULT on success, positive on failure - *********************************************************************/ - -static int -ixgbe_probe(device_t dev) -{ - ixgbe_vendor_info_t *ent; - - u16 pci_vendor_id = 0; - u16 pci_device_id = 0; - u16 pci_subvendor_id = 0; - u16 pci_subdevice_id = 0; - char adapter_name[256]; - - INIT_DEBUGOUT("ixgbe_probe: begin"); - - pci_vendor_id = pci_get_vendor(dev); - if (pci_vendor_id != IXGBE_INTEL_VENDOR_ID) - return (ENXIO); - - pci_device_id = pci_get_device(dev); - pci_subvendor_id = pci_get_subvendor(dev); - pci_subdevice_id = pci_get_subdevice(dev); - - ent = ixgbe_vendor_info_array; - while (ent->vendor_id != 0) { - if ((pci_vendor_id == ent->vendor_id) && - (pci_device_id == ent->device_id) && - - ((pci_subvendor_id == ent->subvendor_id) || - (ent->subvendor_id == 0)) && - - ((pci_subdevice_id == ent->subdevice_id) || - (ent->subdevice_id == 0))) { - sprintf(adapter_name, "%s, Version - %s", - ixgbe_strings[ent->index], - ixgbe_driver_version); - device_set_desc_copy(dev, adapter_name); - ++ixgbe_total_ports; - return (BUS_PROBE_DEFAULT); - } - ent++; - } - return (ENXIO); -} - -/********************************************************************* - * Device initialization routine - * - * The attach entry point is called when the driver is being loaded. - * This routine identifies the type of hardware, allocates all resources - * and initializes the hardware. - * - * return 0 on success, positive on failure - *********************************************************************/ - -static int -ixgbe_attach(device_t dev) -{ - struct adapter *adapter; - struct ixgbe_hw *hw; - int error = 0; - u16 csum; - u32 ctrl_ext; - - INIT_DEBUGOUT("ixgbe_attach: begin"); - - /* Allocate, clear, and link in our adapter structure */ - adapter = device_get_softc(dev); - adapter->dev = dev; - hw = &adapter->hw; - -#ifdef DEV_NETMAP - adapter->init_locked = ixgbe_init_locked; - adapter->stop_locked = ixgbe_stop; -#endif - - /* Core Lock Init*/ - IXGBE_CORE_LOCK_INIT(adapter, device_get_nameunit(dev)); - - /* Set up the timer callout */ - callout_init_mtx(&adapter->timer, &adapter->core_mtx, 0); - - /* Determine hardware revision */ - ixgbe_identify_hardware(adapter); - - /* Do base PCI setup - map BAR0 */ - if (ixgbe_allocate_pci_resources(adapter)) { - device_printf(dev, "Allocation of PCI resources failed\n"); - error = ENXIO; - goto err_out; - } - - /* Sysctls for limiting the amount of work done in the taskqueues */ - ixgbe_set_sysctl_value(adapter, "rx_processing_limit", - "max number of rx packets to process", - &adapter->rx_process_limit, ixgbe_rx_process_limit); - - ixgbe_set_sysctl_value(adapter, "tx_processing_limit", - "max number of tx packets to process", - &adapter->tx_process_limit, ixgbe_tx_process_limit); - - /* Do descriptor calc and sanity checks */ - if (((ixgbe_txd * sizeof(union ixgbe_adv_tx_desc)) % DBA_ALIGN) != 0 || - ixgbe_txd < MIN_TXD || ixgbe_txd > MAX_TXD) { - device_printf(dev, "TXD config issue, using default!\n"); - adapter->num_tx_desc = DEFAULT_TXD; - } else - adapter->num_tx_desc = ixgbe_txd; - - /* - ** With many RX rings it is easy to exceed the - ** system mbuf allocation. Tuning nmbclusters - ** can alleviate this. - */ - if (nmbclusters > 0) { - int s; - s = (ixgbe_rxd * adapter->num_queues) * ixgbe_total_ports; - if (s > nmbclusters) { - device_printf(dev, "RX Descriptors exceed " - "system mbuf max, using default instead!\n"); - ixgbe_rxd = DEFAULT_RXD; - } - } - - if (((ixgbe_rxd * sizeof(union ixgbe_adv_rx_desc)) % DBA_ALIGN) != 0 || - ixgbe_rxd < MIN_RXD || ixgbe_rxd > MAX_RXD) { - device_printf(dev, "RXD config issue, using default!\n"); - adapter->num_rx_desc = DEFAULT_RXD; - } else - adapter->num_rx_desc = ixgbe_rxd; - - /* Allocate our TX/RX Queues */ - if (ixgbe_allocate_queues(adapter)) { - error = ENOMEM; - goto err_out; - } - - /* Allocate multicast array memory. */ - adapter->mta = malloc(sizeof(*adapter->mta) * - MAX_NUM_MULTICAST_ADDRESSES, M_DEVBUF, M_NOWAIT); - if (adapter->mta == NULL) { - device_printf(dev, "Can not allocate multicast setup array\n"); - error = ENOMEM; - goto err_late; - } - - /* Initialize the shared code */ - hw->allow_unsupported_sfp = allow_unsupported_sfp; - error = ixgbe_init_shared_code(hw); - if (error == IXGBE_ERR_SFP_NOT_PRESENT) { - /* - ** No optics in this port, set up - ** so the timer routine will probe - ** for later insertion. - */ - adapter->sfp_probe = TRUE; - error = 0; - } else if (error == IXGBE_ERR_SFP_NOT_SUPPORTED) { - device_printf(dev, "Unsupported SFP+ module detected!\n"); - error = EIO; - goto err_late; - } else if (error) { - device_printf(dev, "Unable to initialize the shared code\n"); - error = EIO; - goto err_late; - } - - /* Make sure we have a good EEPROM before we read from it */ - if (ixgbe_validate_eeprom_checksum(&adapter->hw, &csum) < 0) { - device_printf(dev, "The EEPROM Checksum Is Not Valid\n"); - error = EIO; - goto err_late; - } - - error = ixgbe_init_hw(hw); - switch (error) { - case IXGBE_ERR_EEPROM_VERSION: - device_printf(dev, "This device is a pre-production adapter/" - "LOM. Please be aware there may be issues associated " - "with your hardware.\nIf you are experiencing problems " - "please contact your Intel or hardware representative " - "who provided you with this hardware.\n"); - break; - case IXGBE_ERR_SFP_NOT_SUPPORTED: - device_printf(dev, "Unsupported SFP+ Module\n"); - error = EIO; - goto err_late; - case IXGBE_ERR_SFP_NOT_PRESENT: - device_printf(dev, "No SFP+ Module found\n"); - /* falls thru */ - default: - break; - } - - /* hw.ix defaults init */ - ixgbe_set_advertise(adapter, ixgbe_advertise_speed); - ixgbe_set_flowcntl(adapter, ixgbe_flow_control); - adapter->enable_aim = ixgbe_enable_aim; - - if ((adapter->msix > 1) && (ixgbe_enable_msix)) - error = ixgbe_allocate_msix(adapter); - else - error = ixgbe_allocate_legacy(adapter); - if (error) - goto err_late; - - /* Enable the optics for 82599 SFP+ fiber */ - ixgbe_enable_tx_laser(hw); - - /* Enable power to the phy. */ - ixgbe_set_phy_power(hw, TRUE); - - /* Setup OS specific network interface */ - if (ixgbe_setup_interface(dev, adapter) != 0) - goto err_late; - - /* Initialize statistics */ - ixgbe_update_stats_counters(adapter); - - /* Register for VLAN events */ - adapter->vlan_attach = EVENTHANDLER_REGISTER(vlan_config, - ixgbe_register_vlan, adapter, EVENTHANDLER_PRI_FIRST); - adapter->vlan_detach = EVENTHANDLER_REGISTER(vlan_unconfig, - ixgbe_unregister_vlan, adapter, EVENTHANDLER_PRI_FIRST); - - /* Check PCIE slot type/speed/width */ - ixgbe_get_slot_info(adapter); - - /* Set an initial default flow control & dmac value */ - adapter->fc = ixgbe_fc_full; - adapter->dmac = 0; - adapter->eee_enabled = 0; - -#ifdef PCI_IOV - if ((hw->mac.type != ixgbe_mac_82598EB) && (adapter->msix > 1)) { - nvlist_t *pf_schema, *vf_schema; - - hw->mbx.ops.init_params(hw); - pf_schema = pci_iov_schema_alloc_node(); - vf_schema = pci_iov_schema_alloc_node(); - pci_iov_schema_add_unicast_mac(vf_schema, "mac-addr", 0, NULL); - pci_iov_schema_add_bool(vf_schema, "mac-anti-spoof", - IOV_SCHEMA_HASDEFAULT, TRUE); - pci_iov_schema_add_bool(vf_schema, "allow-set-mac", - IOV_SCHEMA_HASDEFAULT, FALSE); - pci_iov_schema_add_bool(vf_schema, "allow-promisc", - IOV_SCHEMA_HASDEFAULT, FALSE); - error = pci_iov_attach(dev, pf_schema, vf_schema); - if (error != 0) { - device_printf(dev, - "Error %d setting up SR-IOV\n", error); - } - } -#endif /* PCI_IOV */ - - /* Check for certain supported features */ - ixgbe_check_wol_support(adapter); - - /* Add sysctls */ - ixgbe_add_device_sysctls(adapter); - ixgbe_add_hw_stats(adapter); - - /* let hardware know driver is loaded */ - ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); - ctrl_ext |= IXGBE_CTRL_EXT_DRV_LOAD; - IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext); - -#ifdef DEV_NETMAP - ixgbe_netmap_attach(adapter); -#endif /* DEV_NETMAP */ - INIT_DEBUGOUT("ixgbe_attach: end"); - return (0); - -err_late: - ixgbe_free_transmit_structures(adapter); - ixgbe_free_receive_structures(adapter); -err_out: - if (adapter->ifp != NULL) - if_free(adapter->ifp); - ixgbe_free_pci_resources(adapter); - free(adapter->mta, M_DEVBUF); - return (error); -} - -/********************************************************************* - * Device removal routine - * - * The detach entry point is called when the driver is being removed. - * This routine stops the adapter and deallocates all the resources - * that were allocated for driver operation. - * - * return 0 on success, positive on failure - *********************************************************************/ - -static int -ixgbe_detach(device_t dev) -{ - struct adapter *adapter = device_get_softc(dev); - struct ix_queue *que = adapter->queues; - struct tx_ring *txr = adapter->tx_rings; - u32 ctrl_ext; - - INIT_DEBUGOUT("ixgbe_detach: begin"); - - /* Make sure VLANS are not using driver */ - if (adapter->ifp->if_vlantrunk != NULL) { - device_printf(dev,"Vlan in use, detach first\n"); - return (EBUSY); - } - -#ifdef PCI_IOV - if (pci_iov_detach(dev) != 0) { - device_printf(dev, "SR-IOV in use; detach first.\n"); - return (EBUSY); - } -#endif /* PCI_IOV */ - - ether_ifdetach(adapter->ifp); - /* Stop the adapter */ - IXGBE_CORE_LOCK(adapter); - ixgbe_setup_low_power_mode(adapter); - IXGBE_CORE_UNLOCK(adapter); - - for (int i = 0; i < adapter->num_queues; i++, que++, txr++) { - if (que->tq) { -#ifndef IXGBE_LEGACY_TX - taskqueue_drain(que->tq, &txr->txq_task); -#endif - taskqueue_drain(que->tq, &que->que_task); - taskqueue_free(que->tq); - } - } - - /* Drain the Link queue */ - if (adapter->tq) { - taskqueue_drain(adapter->tq, &adapter->link_task); - taskqueue_drain(adapter->tq, &adapter->mod_task); - taskqueue_drain(adapter->tq, &adapter->msf_task); -#ifdef PCI_IOV - taskqueue_drain(adapter->tq, &adapter->mbx_task); -#endif - taskqueue_drain(adapter->tq, &adapter->phy_task); -#ifdef IXGBE_FDIR - taskqueue_drain(adapter->tq, &adapter->fdir_task); -#endif - taskqueue_free(adapter->tq); - } - - /* let hardware know driver is unloading */ - ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT); - ctrl_ext &= ~IXGBE_CTRL_EXT_DRV_LOAD; - IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, ctrl_ext); - - /* Unregister VLAN events */ - if (adapter->vlan_attach != NULL) - EVENTHANDLER_DEREGISTER(vlan_config, adapter->vlan_attach); - if (adapter->vlan_detach != NULL) - EVENTHANDLER_DEREGISTER(vlan_unconfig, adapter->vlan_detach); - - callout_drain(&adapter->timer); -#ifdef DEV_NETMAP - netmap_detach(adapter->ifp); -#endif /* DEV_NETMAP */ - ixgbe_free_pci_resources(adapter); - bus_generic_detach(dev); - if_free(adapter->ifp); - - ixgbe_free_transmit_structures(adapter); - ixgbe_free_receive_structures(adapter); - free(adapter->mta, M_DEVBUF); - - IXGBE_CORE_LOCK_DESTROY(adapter); - return (0); -} - -/********************************************************************* - * - * Shutdown entry point - * - **********************************************************************/ - -static int -ixgbe_shutdown(device_t dev) -{ - struct adapter *adapter = device_get_softc(dev); - int error = 0; - - INIT_DEBUGOUT("ixgbe_shutdown: begin"); - - IXGBE_CORE_LOCK(adapter); - error = ixgbe_setup_low_power_mode(adapter); - IXGBE_CORE_UNLOCK(adapter); - - return (error); -} - -/** - * Methods for going from: - * D0 -> D3: ixgbe_suspend - * D3 -> D0: ixgbe_resume - */ -static int -ixgbe_suspend(device_t dev) -{ - struct adapter *adapter = device_get_softc(dev); - int error = 0; - - INIT_DEBUGOUT("ixgbe_suspend: begin"); - - IXGBE_CORE_LOCK(adapter); - - error = ixgbe_setup_low_power_mode(adapter); - - IXGBE_CORE_UNLOCK(adapter); - - return (error); -} - -static int -ixgbe_resume(device_t dev) -{ - struct adapter *adapter = device_get_softc(dev); - struct ifnet *ifp = adapter->ifp; - struct ixgbe_hw *hw = &adapter->hw; - u32 wus; - - INIT_DEBUGOUT("ixgbe_resume: begin"); - - IXGBE_CORE_LOCK(adapter); - - /* Read & clear WUS register */ - wus = IXGBE_READ_REG(hw, IXGBE_WUS); - if (wus) - device_printf(dev, "Woken up by (WUS): %#010x\n", - IXGBE_READ_REG(hw, IXGBE_WUS)); - IXGBE_WRITE_REG(hw, IXGBE_WUS, 0xffffffff); - /* And clear WUFC until next low-power transition */ - IXGBE_WRITE_REG(hw, IXGBE_WUFC, 0); - - /* - * Required after D3->D0 transition; - * will re-advertise all previous advertised speeds - */ - if (ifp->if_flags & IFF_UP) - ixgbe_init_locked(adapter); - - IXGBE_CORE_UNLOCK(adapter); - - return (0); -} - - -/********************************************************************* - * Ioctl entry point - * - * ixgbe_ioctl is called when the user wants to configure the - * interface. - * - * return 0 on success, positive on failure - **********************************************************************/ - -static int -ixgbe_ioctl(struct ifnet * ifp, u_long command, caddr_t data) -{ - struct adapter *adapter = ifp->if_softc; - struct ifreq *ifr = (struct ifreq *) data; -#if defined(INET) || defined(INET6) - struct ifaddr *ifa = (struct ifaddr *)data; -#endif - int error = 0; - bool avoid_reset = FALSE; - - switch (command) { - - case SIOCSIFADDR: -#ifdef INET - if (ifa->ifa_addr->sa_family == AF_INET) - avoid_reset = TRUE; -#endif -#ifdef INET6 - if (ifa->ifa_addr->sa_family == AF_INET6) - avoid_reset = TRUE; -#endif - /* - ** Calling init results in link renegotiation, - ** so we avoid doing it when possible. - */ - if (avoid_reset) { - ifp->if_flags |= IFF_UP; - if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) - ixgbe_init(adapter); -#ifdef INET - if (!(ifp->if_flags & IFF_NOARP)) - arp_ifinit(ifp, ifa); -#endif - } else - error = ether_ioctl(ifp, command, data); - break; - case SIOCSIFMTU: - IOCTL_DEBUGOUT("ioctl: SIOCSIFMTU (Set Interface MTU)"); - if (ifr->ifr_mtu > IXGBE_MAX_MTU) { - error = EINVAL; - } else { - IXGBE_CORE_LOCK(adapter); - ifp->if_mtu = ifr->ifr_mtu; - adapter->max_frame_size = - ifp->if_mtu + IXGBE_MTU_HDR; - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ixgbe_init_locked(adapter); -#ifdef PCI_IOV - ixgbe_recalculate_max_frame(adapter); -#endif - IXGBE_CORE_UNLOCK(adapter); - } - break; - case SIOCSIFFLAGS: - IOCTL_DEBUGOUT("ioctl: SIOCSIFFLAGS (Set Interface Flags)"); - IXGBE_CORE_LOCK(adapter); - if (ifp->if_flags & IFF_UP) { - if ((ifp->if_drv_flags & IFF_DRV_RUNNING)) { - if ((ifp->if_flags ^ adapter->if_flags) & - (IFF_PROMISC | IFF_ALLMULTI)) { - ixgbe_set_promisc(adapter); - } - } else - ixgbe_init_locked(adapter); - } else - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ixgbe_stop(adapter); - adapter->if_flags = ifp->if_flags; - IXGBE_CORE_UNLOCK(adapter); - break; - case SIOCADDMULTI: - case SIOCDELMULTI: - IOCTL_DEBUGOUT("ioctl: SIOC(ADD|DEL)MULTI"); - if (ifp->if_drv_flags & IFF_DRV_RUNNING) { - IXGBE_CORE_LOCK(adapter); - ixgbe_disable_intr(adapter); - ixgbe_set_multi(adapter); - ixgbe_enable_intr(adapter); - IXGBE_CORE_UNLOCK(adapter); - } - break; - case SIOCSIFMEDIA: - case SIOCGIFMEDIA: - IOCTL_DEBUGOUT("ioctl: SIOCxIFMEDIA (Get/Set Interface Media)"); - error = ifmedia_ioctl(ifp, ifr, &adapter->media, command); - break; - case SIOCSIFCAP: - { - IOCTL_DEBUGOUT("ioctl: SIOCSIFCAP (Set Capabilities)"); - - int mask = ifr->ifr_reqcap ^ ifp->if_capenable; - if (!mask) - break; - - /* HW cannot turn these on/off separately */ - if (mask & (IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6)) { - ifp->if_capenable ^= IFCAP_RXCSUM; - ifp->if_capenable ^= IFCAP_RXCSUM_IPV6; - } - if (mask & IFCAP_TXCSUM) - ifp->if_capenable ^= IFCAP_TXCSUM; - if (mask & IFCAP_TXCSUM_IPV6) - ifp->if_capenable ^= IFCAP_TXCSUM_IPV6; - if (mask & IFCAP_TSO4) - ifp->if_capenable ^= IFCAP_TSO4; - if (mask & IFCAP_TSO6) - ifp->if_capenable ^= IFCAP_TSO6; - if (mask & IFCAP_LRO) - ifp->if_capenable ^= IFCAP_LRO; - if (mask & IFCAP_VLAN_HWTAGGING) - ifp->if_capenable ^= IFCAP_VLAN_HWTAGGING; - if (mask & IFCAP_VLAN_HWFILTER) - ifp->if_capenable ^= IFCAP_VLAN_HWFILTER; - if (mask & IFCAP_VLAN_HWTSO) - ifp->if_capenable ^= IFCAP_VLAN_HWTSO; - - if (ifp->if_drv_flags & IFF_DRV_RUNNING) { - IXGBE_CORE_LOCK(adapter); - ixgbe_init_locked(adapter); - IXGBE_CORE_UNLOCK(adapter); - } - VLAN_CAPABILITIES(ifp); - break; - } -#if __FreeBSD_version >= 1100036 - case SIOCGI2C: - { - struct ixgbe_hw *hw = &adapter->hw; - struct ifi2creq i2c; - int i; - IOCTL_DEBUGOUT("ioctl: SIOCGI2C (Get I2C Data)"); - error = copyin(ifr->ifr_data, &i2c, sizeof(i2c)); - if (error != 0) - break; - if (i2c.dev_addr != 0xA0 && i2c.dev_addr != 0xA2) { - error = EINVAL; - break; - } - if (i2c.len > sizeof(i2c.data)) { - error = EINVAL; - break; - } - - for (i = 0; i < i2c.len; i++) - hw->phy.ops.read_i2c_byte(hw, i2c.offset + i, - i2c.dev_addr, &i2c.data[i]); - error = copyout(&i2c, ifr->ifr_data, sizeof(i2c)); - break; - } -#endif - default: - IOCTL_DEBUGOUT1("ioctl: UNKNOWN (0x%X)\n", (int)command); - error = ether_ioctl(ifp, command, data); - break; - } - - return (error); -} - -/* - * Set the various hardware offload abilities. - * - * This takes the ifnet's if_capenable flags (e.g. set by the user using - * ifconfig) and indicates to the OS via the ifnet's if_hwassist field what - * mbuf offload flags the driver will understand. - */ -static void -ixgbe_set_if_hwassist(struct adapter *adapter) -{ - struct ifnet *ifp = adapter->ifp; - struct ixgbe_hw *hw = &adapter->hw; - - ifp->if_hwassist = 0; -#if __FreeBSD_version >= 1000000 - if (ifp->if_capenable & IFCAP_TSO4) - ifp->if_hwassist |= CSUM_IP_TSO; - if (ifp->if_capenable & IFCAP_TSO6) - ifp->if_hwassist |= CSUM_IP6_TSO; - if (ifp->if_capenable & IFCAP_TXCSUM) { - ifp->if_hwassist |= (CSUM_IP | CSUM_IP_UDP | CSUM_IP_TCP); - if (hw->mac.type != ixgbe_mac_82598EB) - ifp->if_hwassist |= CSUM_IP_SCTP; - } - if (ifp->if_capenable & IFCAP_TXCSUM_IPV6) { - ifp->if_hwassist |= (CSUM_IP6_UDP | CSUM_IP6_TCP); - if (hw->mac.type != ixgbe_mac_82598EB) - ifp->if_hwassist |= CSUM_IP6_SCTP; - } +#ifdef IFLIB +#include #else - if (ifp->if_capenable & IFCAP_TSO) - ifp->if_hwassist |= CSUM_TSO; - if (ifp->if_capenable & IFCAP_TXCSUM) { - ifp->if_hwassist |= (CSUM_TCP | CSUM_UDP); - if (hw->mac.type != ixgbe_mac_82598EB) - ifp->if_hwassist |= CSUM_SCTP; - } +#include #endif -} - -/********************************************************************* - * Init entry point - * - * This routine is used in two ways. It is used by the stack as - * init entry point in network interface structure. It is also used - * by the driver as a hw/sw initialization routine to get to a - * consistent state. - * - * return 0 on success, positive on failure - **********************************************************************/ -#define IXGBE_MHADD_MFS_SHIFT 16 - -static void -ixgbe_init_locked(struct adapter *adapter) -{ - struct ifnet *ifp = adapter->ifp; - device_t dev = adapter->dev; - struct ixgbe_hw *hw = &adapter->hw; - struct tx_ring *txr; - struct rx_ring *rxr; - u32 txdctl, mhadd; - u32 rxdctl, rxctrl; - int err = 0; -#ifdef PCI_IOV - enum ixgbe_iov_mode mode; -#endif - - mtx_assert(&adapter->core_mtx, MA_OWNED); - INIT_DEBUGOUT("ixgbe_init_locked: begin"); - - hw->adapter_stopped = FALSE; - ixgbe_stop_adapter(hw); - callout_stop(&adapter->timer); - -#ifdef PCI_IOV - mode = ixgbe_get_iov_mode(adapter); - adapter->pool = ixgbe_max_vfs(mode); - /* Queue indices may change with IOV mode */ - for (int i = 0; i < adapter->num_queues; i++) { - adapter->rx_rings[i].me = ixgbe_pf_que_index(mode, i); - adapter->tx_rings[i].me = ixgbe_pf_que_index(mode, i); - } -#endif - /* reprogram the RAR[0] in case user changed it. */ - ixgbe_set_rar(hw, 0, hw->mac.addr, adapter->pool, IXGBE_RAH_AV); - - /* Get the latest mac address, User can use a LAA */ - bcopy(IF_LLADDR(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS); - ixgbe_set_rar(hw, 0, hw->mac.addr, adapter->pool, 1); - hw->addr_ctrl.rar_used_count = 1; - - /* Set hardware offload abilities from ifnet flags */ - ixgbe_set_if_hwassist(adapter); - - /* Prepare transmit descriptors and buffers */ - if (ixgbe_setup_transmit_structures(adapter)) { - device_printf(dev, "Could not setup transmit structures\n"); - ixgbe_stop(adapter); - return; - } - - ixgbe_init_hw(hw); -#ifdef PCI_IOV - ixgbe_initialize_iov(adapter); -#endif - ixgbe_initialize_transmit_units(adapter); - - /* Setup Multicast table */ - ixgbe_set_multi(adapter); - - /* Determine the correct mbuf pool, based on frame size */ - if (adapter->max_frame_size <= MCLBYTES) - adapter->rx_mbuf_sz = MCLBYTES; - else - adapter->rx_mbuf_sz = MJUMPAGESIZE; - - /* Prepare receive descriptors and buffers */ - if (ixgbe_setup_receive_structures(adapter)) { - device_printf(dev, "Could not setup receive structures\n"); - ixgbe_stop(adapter); - return; - } - - /* Configure RX settings */ - ixgbe_initialize_receive_units(adapter); - - /* Enable SDP & MSIX interrupts based on adapter */ - ixgbe_config_gpie(adapter); - - /* Set MTU size */ - if (ifp->if_mtu > ETHERMTU) { - /* aka IXGBE_MAXFRS on 82599 and newer */ - mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD); - mhadd &= ~IXGBE_MHADD_MFS_MASK; - mhadd |= adapter->max_frame_size << IXGBE_MHADD_MFS_SHIFT; - IXGBE_WRITE_REG(hw, IXGBE_MHADD, mhadd); - } - - /* Now enable all the queues */ - for (int i = 0; i < adapter->num_queues; i++) { - txr = &adapter->tx_rings[i]; - txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txr->me)); - txdctl |= IXGBE_TXDCTL_ENABLE; - /* Set WTHRESH to 8, burst writeback */ - txdctl |= (8 << 16); - /* - * When the internal queue falls below PTHRESH (32), - * start prefetching as long as there are at least - * HTHRESH (1) buffers ready. The values are taken - * from the Intel linux driver 3.8.21. - * Prefetching enables tx line rate even with 1 queue. - */ - txdctl |= (32 << 0) | (1 << 8); - IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(txr->me), txdctl); - } - - for (int i = 0, j = 0; i < adapter->num_queues; i++) { - rxr = &adapter->rx_rings[i]; - rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me)); - if (hw->mac.type == ixgbe_mac_82598EB) { - /* - ** PTHRESH = 21 - ** HTHRESH = 4 - ** WTHRESH = 8 - */ - rxdctl &= ~0x3FFFFF; - rxdctl |= 0x080420; - } - rxdctl |= IXGBE_RXDCTL_ENABLE; - IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxr->me), rxdctl); - for (; j < 10; j++) { - if (IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me)) & - IXGBE_RXDCTL_ENABLE) - break; - else - msec_delay(1); - } - wmb(); -#ifdef DEV_NETMAP - /* - * In netmap mode, we must preserve the buffers made - * available to userspace before the if_init() - * (this is true by default on the TX side, because - * init makes all buffers available to userspace). - * - * netmap_reset() and the device specific routines - * (e.g. ixgbe_setup_receive_rings()) map these - * buffers at the end of the NIC ring, so here we - * must set the RDT (tail) register to make sure - * they are not overwritten. - * - * In this driver the NIC ring starts at RDH = 0, - * RDT points to the last slot available for reception (?), - * so RDT = num_rx_desc - 1 means the whole ring is available. - */ - if (ifp->if_capenable & IFCAP_NETMAP) { - struct netmap_adapter *na = NA(adapter->ifp); - struct netmap_kring *kring = &na->rx_rings[i]; - int t = na->num_rx_desc - 1 - nm_kr_rxspace(kring); - - IXGBE_WRITE_REG(hw, IXGBE_RDT(rxr->me), t); - } else -#endif /* DEV_NETMAP */ - IXGBE_WRITE_REG(hw, IXGBE_RDT(rxr->me), adapter->num_rx_desc - 1); - } - - /* Enable Receive engine */ - rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); - if (hw->mac.type == ixgbe_mac_82598EB) - rxctrl |= IXGBE_RXCTRL_DMBYPS; - rxctrl |= IXGBE_RXCTRL_RXEN; - ixgbe_enable_rx_dma(hw, rxctrl); - - callout_reset(&adapter->timer, hz, ixgbe_local_timer, adapter); - - /* Set up MSI/X routing */ - if (ixgbe_enable_msix) { - ixgbe_configure_ivars(adapter); - /* Set up auto-mask */ - if (hw->mac.type == ixgbe_mac_82598EB) - IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE); - else { - IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(0), 0xFFFFFFFF); - IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(1), 0xFFFFFFFF); - } - } else { /* Simple settings for Legacy/MSI */ - ixgbe_set_ivar(adapter, 0, 0, 0); - ixgbe_set_ivar(adapter, 0, 0, 1); - IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE); - } - -#ifdef IXGBE_FDIR - /* Init Flow director */ - if (hw->mac.type != ixgbe_mac_82598EB) { - u32 hdrm = 32 << fdir_pballoc; - - hw->mac.ops.setup_rxpba(hw, 0, hdrm, PBA_STRATEGY_EQUAL); - ixgbe_init_fdir_signature_82599(&adapter->hw, fdir_pballoc); - } -#endif - - /* - * Check on any SFP devices that - * need to be kick-started - */ - if (hw->phy.type == ixgbe_phy_none) { - err = hw->phy.ops.identify(hw); - if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) { - device_printf(dev, - "Unsupported SFP+ module type was detected.\n"); - return; - } - } - - /* Set moderation on the Link interrupt */ - IXGBE_WRITE_REG(hw, IXGBE_EITR(adapter->vector), IXGBE_LINK_ITR); - - /* Configure Energy Efficient Ethernet for supported devices */ - if (hw->mac.ops.setup_eee) { - err = hw->mac.ops.setup_eee(hw, adapter->eee_enabled); - if (err) - device_printf(dev, "Error setting up EEE: %d\n", err); - } - - /* Enable power to the phy. */ - ixgbe_set_phy_power(hw, TRUE); - - /* Config/Enable Link */ - ixgbe_config_link(adapter); - - /* Hardware Packet Buffer & Flow Control setup */ - ixgbe_config_delay_values(adapter); - - /* Initialize the FC settings */ - ixgbe_start_hw(hw); - - /* Set up VLAN support and filter */ - ixgbe_setup_vlan_hw_support(adapter); - - /* Setup DMA Coalescing */ - ixgbe_config_dmac(adapter); - - /* And now turn on interrupts */ - ixgbe_enable_intr(adapter); - -#ifdef PCI_IOV - /* Enable the use of the MBX by the VF's */ - { - u32 reg = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); - reg |= IXGBE_CTRL_EXT_PFRSTD; - IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, reg); - } -#endif - - /* Now inform the stack we're ready */ - ifp->if_drv_flags |= IFF_DRV_RUNNING; - - return; -} - -static void -ixgbe_init(void *arg) -{ - struct adapter *adapter = arg; - - IXGBE_CORE_LOCK(adapter); - ixgbe_init_locked(adapter); - IXGBE_CORE_UNLOCK(adapter); - return; -} - -static void -ixgbe_config_gpie(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 gpie; - - gpie = IXGBE_READ_REG(hw, IXGBE_GPIE); - - /* Fan Failure Interrupt */ - if (hw->device_id == IXGBE_DEV_ID_82598AT) - gpie |= IXGBE_SDP1_GPIEN; - - /* - * Module detection (SDP2) - * Media ready (SDP1) - */ - if (hw->mac.type == ixgbe_mac_82599EB) { - gpie |= IXGBE_SDP2_GPIEN; - if (hw->device_id != IXGBE_DEV_ID_82599_QSFP_SF_QP) - gpie |= IXGBE_SDP1_GPIEN; - } - - /* - * Thermal Failure Detection (X540) - * Link Detection (X552 SFP+, X552/X557-AT) - */ - if (hw->mac.type == ixgbe_mac_X540 || - hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP || - hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) - gpie |= IXGBE_SDP0_GPIEN_X540; - - if (adapter->msix > 1) { - /* Enable Enhanced MSIX mode */ - gpie |= IXGBE_GPIE_MSIX_MODE; - gpie |= IXGBE_GPIE_EIAME | IXGBE_GPIE_PBA_SUPPORT | - IXGBE_GPIE_OCD; - } - - IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie); - return; -} - -/* - * Requires adapter->max_frame_size to be set. - */ -static void -ixgbe_config_delay_values(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 rxpb, frame, size, tmp; - - frame = adapter->max_frame_size; - - /* Calculate High Water */ - switch (hw->mac.type) { - case ixgbe_mac_X540: - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - tmp = IXGBE_DV_X540(frame, frame); - break; - default: - tmp = IXGBE_DV(frame, frame); - break; - } - size = IXGBE_BT2KB(tmp); - rxpb = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(0)) >> 10; - hw->fc.high_water[0] = rxpb - size; - - /* Now calculate Low Water */ - switch (hw->mac.type) { - case ixgbe_mac_X540: - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - tmp = IXGBE_LOW_DV_X540(frame); - break; - default: - tmp = IXGBE_LOW_DV(frame); - break; - } - hw->fc.low_water[0] = IXGBE_BT2KB(tmp); - - hw->fc.requested_mode = adapter->fc; - hw->fc.pause_time = IXGBE_FC_PAUSE; - hw->fc.send_xon = TRUE; -} - -/* -** -** MSIX Interrupt Handlers and Tasklets -** -*/ - -static inline void -ixgbe_enable_queue(struct adapter *adapter, u32 vector) -{ - struct ixgbe_hw *hw = &adapter->hw; - u64 queue = (u64)(1 << vector); - u32 mask; - - if (hw->mac.type == ixgbe_mac_82598EB) { - mask = (IXGBE_EIMS_RTX_QUEUE & queue); - IXGBE_WRITE_REG(hw, IXGBE_EIMS, mask); - } else { - mask = (queue & 0xFFFFFFFF); - if (mask) - IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask); - mask = (queue >> 32); - if (mask) - IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask); - } -} - -static inline void -ixgbe_disable_queue(struct adapter *adapter, u32 vector) -{ - struct ixgbe_hw *hw = &adapter->hw; - u64 queue = (u64)(1 << vector); - u32 mask; - - if (hw->mac.type == ixgbe_mac_82598EB) { - mask = (IXGBE_EIMS_RTX_QUEUE & queue); - IXGBE_WRITE_REG(hw, IXGBE_EIMC, mask); - } else { - mask = (queue & 0xFFFFFFFF); - if (mask) - IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(0), mask); - mask = (queue >> 32); - if (mask) - IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(1), mask); - } -} - -static void -ixgbe_handle_que(void *context, int pending) -{ - struct ix_queue *que = context; - struct adapter *adapter = que->adapter; - struct tx_ring *txr = que->txr; - struct ifnet *ifp = adapter->ifp; - - if (ifp->if_drv_flags & IFF_DRV_RUNNING) { - ixgbe_rxeof(que); - IXGBE_TX_LOCK(txr); - ixgbe_txeof(txr); -#ifndef IXGBE_LEGACY_TX - if (!drbr_empty(ifp, txr->br)) - ixgbe_mq_start_locked(ifp, txr); -#else - if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) - ixgbe_start_locked(txr, ifp); -#endif - IXGBE_TX_UNLOCK(txr); - } - - /* Reenable this interrupt */ - if (que->res != NULL) - ixgbe_enable_queue(adapter, que->msix); - else - ixgbe_enable_intr(adapter); - return; -} - - -/********************************************************************* - * - * Legacy Interrupt Service routine - * - **********************************************************************/ - -static void -ixgbe_legacy_irq(void *arg) -{ - struct ix_queue *que = arg; - struct adapter *adapter = que->adapter; - struct ixgbe_hw *hw = &adapter->hw; - struct ifnet *ifp = adapter->ifp; - struct tx_ring *txr = adapter->tx_rings; - bool more; - u32 reg_eicr; - - - reg_eicr = IXGBE_READ_REG(hw, IXGBE_EICR); - - ++que->irqs; - if (reg_eicr == 0) { - ixgbe_enable_intr(adapter); - return; - } - - more = ixgbe_rxeof(que); - - IXGBE_TX_LOCK(txr); - ixgbe_txeof(txr); -#ifdef IXGBE_LEGACY_TX - if (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) - ixgbe_start_locked(txr, ifp); -#else - if (!drbr_empty(ifp, txr->br)) - ixgbe_mq_start_locked(ifp, txr); -#endif - IXGBE_TX_UNLOCK(txr); - - /* Check for fan failure */ - if ((hw->device_id == IXGBE_DEV_ID_82598AT) && - (reg_eicr & IXGBE_EICR_GPI_SDP1)) { - device_printf(adapter->dev, "\nCRITICAL: FAN FAILURE!! " - "REPLACE IMMEDIATELY!!\n"); - IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EICR_GPI_SDP1_BY_MAC(hw)); - } - - /* Link status change */ - if (reg_eicr & IXGBE_EICR_LSC) - taskqueue_enqueue(adapter->tq, &adapter->link_task); - - /* External PHY interrupt */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T && - (reg_eicr & IXGBE_EICR_GPI_SDP0_X540)) - taskqueue_enqueue(adapter->tq, &adapter->phy_task); - - if (more) - taskqueue_enqueue(que->tq, &que->que_task); - else - ixgbe_enable_intr(adapter); - return; -} - - -/********************************************************************* - * - * MSIX Queue Interrupt Service routine - * - **********************************************************************/ -void -ixgbe_msix_que(void *arg) -{ - struct ix_queue *que = arg; - struct adapter *adapter = que->adapter; - struct ifnet *ifp = adapter->ifp; - struct tx_ring *txr = que->txr; - struct rx_ring *rxr = que->rxr; - bool more; - u32 newitr = 0; - - - /* Protect against spurious interrupts */ - if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0) - return; - - ixgbe_disable_queue(adapter, que->msix); - ++que->irqs; - - more = ixgbe_rxeof(que); - - IXGBE_TX_LOCK(txr); - ixgbe_txeof(txr); -#ifdef IXGBE_LEGACY_TX - if (!IFQ_DRV_IS_EMPTY(ifp->if_snd)) - ixgbe_start_locked(txr, ifp); -#else - if (!drbr_empty(ifp, txr->br)) - ixgbe_mq_start_locked(ifp, txr); -#endif - IXGBE_TX_UNLOCK(txr); - - /* Do AIM now? */ - - if (adapter->enable_aim == FALSE) - goto no_calc; - /* - ** Do Adaptive Interrupt Moderation: - ** - Write out last calculated setting - ** - Calculate based on average size over - ** the last interval. - */ - if (que->eitr_setting) - IXGBE_WRITE_REG(&adapter->hw, - IXGBE_EITR(que->msix), que->eitr_setting); - - que->eitr_setting = 0; - - /* Idle, do nothing */ - if ((txr->bytes == 0) && (rxr->bytes == 0)) - goto no_calc; - - if ((txr->bytes) && (txr->packets)) - newitr = txr->bytes/txr->packets; - if ((rxr->bytes) && (rxr->packets)) - newitr = max(newitr, - (rxr->bytes / rxr->packets)); - newitr += 24; /* account for hardware frame, crc */ - - /* set an upper boundary */ - newitr = min(newitr, 3000); - - /* Be nice to the mid range */ - if ((newitr > 300) && (newitr < 1200)) - newitr = (newitr / 3); - else - newitr = (newitr / 2); - - if (adapter->hw.mac.type == ixgbe_mac_82598EB) - newitr |= newitr << 16; - else - newitr |= IXGBE_EITR_CNT_WDIS; - - /* save for next interrupt */ - que->eitr_setting = newitr; - - /* Reset state */ - txr->bytes = 0; - txr->packets = 0; - rxr->bytes = 0; - rxr->packets = 0; - -no_calc: - if (more) - taskqueue_enqueue(que->tq, &que->que_task); - else - ixgbe_enable_queue(adapter, que->msix); - return; -} - - -static void -ixgbe_msix_link(void *arg) -{ - struct adapter *adapter = arg; - struct ixgbe_hw *hw = &adapter->hw; - u32 reg_eicr, mod_mask; - - ++adapter->link_irq; - - /* Pause other interrupts */ - IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_OTHER); - - /* First get the cause */ - reg_eicr = IXGBE_READ_REG(hw, IXGBE_EICS); - /* Be sure the queue bits are not cleared */ - reg_eicr &= ~IXGBE_EICR_RTX_QUEUE; - /* Clear interrupt with write */ - IXGBE_WRITE_REG(hw, IXGBE_EICR, reg_eicr); - - /* Link status change */ - if (reg_eicr & IXGBE_EICR_LSC) { - IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_LSC); - taskqueue_enqueue(adapter->tq, &adapter->link_task); - } - - if (adapter->hw.mac.type != ixgbe_mac_82598EB) { -#ifdef IXGBE_FDIR - if (reg_eicr & IXGBE_EICR_FLOW_DIR) { - /* This is probably overkill :) */ - if (!atomic_cmpset_int(&adapter->fdir_reinit, 0, 1)) - return; - /* Disable the interrupt */ - IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EICR_FLOW_DIR); - taskqueue_enqueue(adapter->tq, &adapter->fdir_task); - } else -#endif - if (reg_eicr & IXGBE_EICR_ECC) { - device_printf(adapter->dev, "CRITICAL: ECC ERROR!! " - "Please Reboot!!\n"); - IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_ECC); - } - - /* Check for over temp condition */ - if (reg_eicr & IXGBE_EICR_TS) { - device_printf(adapter->dev, "CRITICAL: OVER TEMP!! " - "PHY IS SHUT DOWN!!\n"); - device_printf(adapter->dev, "System shutdown required!\n"); - IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_TS); - } -#ifdef PCI_IOV - if (reg_eicr & IXGBE_EICR_MAILBOX) - taskqueue_enqueue(adapter->tq, &adapter->mbx_task); -#endif - } - - /* Pluggable optics-related interrupt */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP) - mod_mask = IXGBE_EICR_GPI_SDP0_X540; - else - mod_mask = IXGBE_EICR_GPI_SDP2_BY_MAC(hw); - - if (ixgbe_is_sfp(hw)) { - if (reg_eicr & IXGBE_EICR_GPI_SDP1_BY_MAC(hw)) { - IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP1_BY_MAC(hw)); - taskqueue_enqueue(adapter->tq, &adapter->msf_task); - } else if (reg_eicr & mod_mask) { - IXGBE_WRITE_REG(hw, IXGBE_EICR, mod_mask); - taskqueue_enqueue(adapter->tq, &adapter->mod_task); - } - } - - /* Check for fan failure */ - if ((hw->device_id == IXGBE_DEV_ID_82598AT) && - (reg_eicr & IXGBE_EICR_GPI_SDP1)) { - IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP1); - device_printf(adapter->dev, "\nCRITICAL: FAN FAILURE!! " - "REPLACE IMMEDIATELY!!\n"); - } - - /* External PHY interrupt */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T && - (reg_eicr & IXGBE_EICR_GPI_SDP0_X540)) { - IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP0_X540); - taskqueue_enqueue(adapter->tq, &adapter->phy_task); - } - - /* Re-enable other interrupts */ - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, IXGBE_EIMS_OTHER); - return; -} - -/********************************************************************* - * - * Media Ioctl callback - * - * This routine is called whenever the user queries the status of - * the interface using ifconfig. - * - **********************************************************************/ -static void -ixgbe_media_status(struct ifnet * ifp, struct ifmediareq * ifmr) -{ - struct adapter *adapter = ifp->if_softc; - struct ixgbe_hw *hw = &adapter->hw; - int layer; - - INIT_DEBUGOUT("ixgbe_media_status: begin"); - IXGBE_CORE_LOCK(adapter); - ixgbe_update_link_status(adapter); - - ifmr->ifm_status = IFM_AVALID; - ifmr->ifm_active = IFM_ETHER; - - if (!adapter->link_active) { - IXGBE_CORE_UNLOCK(adapter); - return; - } - - ifmr->ifm_status |= IFM_ACTIVE; - layer = adapter->phy_layer; - - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_T || - layer & IXGBE_PHYSICAL_LAYER_1000BASE_T || - layer & IXGBE_PHYSICAL_LAYER_100BASE_TX) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_T | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_T | IFM_FDX; - break; - case IXGBE_LINK_SPEED_100_FULL: - ifmr->ifm_active |= IFM_100_TX | IFM_FDX; - break; - } - if (layer & IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU || - layer & IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_TWINAX | IFM_FDX; - break; - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LR) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_LR | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_LX | IFM_FDX; - break; - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LRM) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_LRM | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_LX | IFM_FDX; - break; - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_SR || - layer & IXGBE_PHYSICAL_LAYER_1000BASE_SX) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_SR | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_SX | IFM_FDX; - break; - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_CX4) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_CX4 | IFM_FDX; - break; - } - /* - ** XXX: These need to use the proper media types once - ** they're added. - */ -#ifndef IFM_ETH_XTYPE - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_SR | IFM_FDX; - break; - case IXGBE_LINK_SPEED_2_5GB_FULL: - ifmr->ifm_active |= IFM_2500_SX | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_CX | IFM_FDX; - break; - } - else if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4 - || layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_CX4 | IFM_FDX; - break; - case IXGBE_LINK_SPEED_2_5GB_FULL: - ifmr->ifm_active |= IFM_2500_SX | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_CX | IFM_FDX; - break; - } -#else - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_KR | IFM_FDX; - break; - case IXGBE_LINK_SPEED_2_5GB_FULL: - ifmr->ifm_active |= IFM_2500_KX | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_KX | IFM_FDX; - break; - } - else if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4 - || layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX) - switch (adapter->link_speed) { - case IXGBE_LINK_SPEED_10GB_FULL: - ifmr->ifm_active |= IFM_10G_KX4 | IFM_FDX; - break; - case IXGBE_LINK_SPEED_2_5GB_FULL: - ifmr->ifm_active |= IFM_2500_KX | IFM_FDX; - break; - case IXGBE_LINK_SPEED_1GB_FULL: - ifmr->ifm_active |= IFM_1000_KX | IFM_FDX; - break; - } -#endif - - /* If nothing is recognized... */ - if (IFM_SUBTYPE(ifmr->ifm_active) == 0) - ifmr->ifm_active |= IFM_UNKNOWN; - -#if __FreeBSD_version >= 900025 - /* Display current flow control setting used on link */ - if (hw->fc.current_mode == ixgbe_fc_rx_pause || - hw->fc.current_mode == ixgbe_fc_full) - ifmr->ifm_active |= IFM_ETH_RXPAUSE; - if (hw->fc.current_mode == ixgbe_fc_tx_pause || - hw->fc.current_mode == ixgbe_fc_full) - ifmr->ifm_active |= IFM_ETH_TXPAUSE; -#endif - - IXGBE_CORE_UNLOCK(adapter); - - return; -} - -/********************************************************************* - * - * Media Ioctl callback - * - * This routine is called when the user changes speed/duplex using - * media/mediopt option with ifconfig. - * - **********************************************************************/ -static int -ixgbe_media_change(struct ifnet * ifp) -{ - struct adapter *adapter = ifp->if_softc; - struct ifmedia *ifm = &adapter->media; - struct ixgbe_hw *hw = &adapter->hw; - ixgbe_link_speed speed = 0; - - INIT_DEBUGOUT("ixgbe_media_change: begin"); - - if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) - return (EINVAL); - - if (hw->phy.media_type == ixgbe_media_type_backplane) - return (ENODEV); - - /* - ** We don't actually need to check against the supported - ** media types of the adapter; ifmedia will take care of - ** that for us. - */ -#ifndef IFM_ETH_XTYPE - switch (IFM_SUBTYPE(ifm->ifm_media)) { - case IFM_AUTO: - case IFM_10G_T: - speed |= IXGBE_LINK_SPEED_100_FULL; - case IFM_10G_LRM: - case IFM_10G_SR: /* KR, too */ - case IFM_10G_LR: - case IFM_10G_CX4: /* KX4 */ - speed |= IXGBE_LINK_SPEED_1GB_FULL; - case IFM_10G_TWINAX: - speed |= IXGBE_LINK_SPEED_10GB_FULL; - break; - case IFM_1000_T: - speed |= IXGBE_LINK_SPEED_100_FULL; - case IFM_1000_LX: - case IFM_1000_SX: - case IFM_1000_CX: /* KX */ - speed |= IXGBE_LINK_SPEED_1GB_FULL; - break; - case IFM_100_TX: - speed |= IXGBE_LINK_SPEED_100_FULL; - break; - default: - goto invalid; - } -#else - switch (IFM_SUBTYPE(ifm->ifm_media)) { - case IFM_AUTO: - case IFM_10G_T: - speed |= IXGBE_LINK_SPEED_100_FULL; - case IFM_10G_LRM: - case IFM_10G_KR: - case IFM_10G_LR: - case IFM_10G_KX4: - speed |= IXGBE_LINK_SPEED_1GB_FULL; - case IFM_10G_TWINAX: - speed |= IXGBE_LINK_SPEED_10GB_FULL; - break; - case IFM_1000_T: - speed |= IXGBE_LINK_SPEED_100_FULL; - case IFM_1000_LX: - case IFM_1000_SX: - case IFM_1000_KX: - speed |= IXGBE_LINK_SPEED_1GB_FULL; - break; - case IFM_100_TX: - speed |= IXGBE_LINK_SPEED_100_FULL; - break; - default: - goto invalid; - } -#endif - - hw->mac.autotry_restart = TRUE; - hw->mac.ops.setup_link(hw, speed, TRUE); - if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) { - adapter->advertise = 0; - } else { - if ((speed & IXGBE_LINK_SPEED_10GB_FULL) != 0) - adapter->advertise |= 1 << 2; - if ((speed & IXGBE_LINK_SPEED_1GB_FULL) != 0) - adapter->advertise |= 1 << 1; - if ((speed & IXGBE_LINK_SPEED_100_FULL) != 0) - adapter->advertise |= 1 << 0; - } - - return (0); - -invalid: - device_printf(adapter->dev, "Invalid media type!\n"); - return (EINVAL); -} - -static void -ixgbe_set_promisc(struct adapter *adapter) -{ - u_int32_t reg_rctl; - struct ifnet *ifp = adapter->ifp; - int mcnt = 0; - - reg_rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL); - reg_rctl &= (~IXGBE_FCTRL_UPE); - if (ifp->if_flags & IFF_ALLMULTI) - mcnt = MAX_NUM_MULTICAST_ADDRESSES; - else { - struct ifmultiaddr *ifma; -#if __FreeBSD_version < 800000 - IF_ADDR_LOCK(ifp); -#else - if_maddr_rlock(ifp); -#endif - TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { - if (ifma->ifma_addr->sa_family != AF_LINK) - continue; - if (mcnt == MAX_NUM_MULTICAST_ADDRESSES) - break; - mcnt++; - } -#if __FreeBSD_version < 800000 - IF_ADDR_UNLOCK(ifp); -#else - if_maddr_runlock(ifp); -#endif - } - if (mcnt < MAX_NUM_MULTICAST_ADDRESSES) - reg_rctl &= (~IXGBE_FCTRL_MPE); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_rctl); - - if (ifp->if_flags & IFF_PROMISC) { - reg_rctl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_rctl); - } else if (ifp->if_flags & IFF_ALLMULTI) { - reg_rctl |= IXGBE_FCTRL_MPE; - reg_rctl &= ~IXGBE_FCTRL_UPE; - IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, reg_rctl); - } - return; -} - - -/********************************************************************* - * Multicast Update - * - * This routine is called whenever multicast address list is updated. - * - **********************************************************************/ -#define IXGBE_RAR_ENTRIES 16 - -static void -ixgbe_set_multi(struct adapter *adapter) -{ - u32 fctrl; - u8 *update_ptr; - struct ifmultiaddr *ifma; - struct ixgbe_mc_addr *mta; - int mcnt = 0; - struct ifnet *ifp = adapter->ifp; - - IOCTL_DEBUGOUT("ixgbe_set_multi: begin"); - - mta = adapter->mta; - bzero(mta, sizeof(*mta) * MAX_NUM_MULTICAST_ADDRESSES); - -#if __FreeBSD_version < 800000 - IF_ADDR_LOCK(ifp); -#else - if_maddr_rlock(ifp); -#endif - TAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) { - if (ifma->ifma_addr->sa_family != AF_LINK) - continue; - if (mcnt == MAX_NUM_MULTICAST_ADDRESSES) - break; - bcopy(LLADDR((struct sockaddr_dl *) ifma->ifma_addr), - mta[mcnt].addr, IXGBE_ETH_LENGTH_OF_ADDRESS); - mta[mcnt].vmdq = adapter->pool; - mcnt++; - } -#if __FreeBSD_version < 800000 - IF_ADDR_UNLOCK(ifp); -#else - if_maddr_runlock(ifp); -#endif - - fctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL); - fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - if (ifp->if_flags & IFF_PROMISC) - fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - else if (mcnt >= MAX_NUM_MULTICAST_ADDRESSES || - ifp->if_flags & IFF_ALLMULTI) { - fctrl |= IXGBE_FCTRL_MPE; - fctrl &= ~IXGBE_FCTRL_UPE; - } else - fctrl &= ~(IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); - - IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, fctrl); - - if (mcnt < MAX_NUM_MULTICAST_ADDRESSES) { - update_ptr = (u8 *)mta; - ixgbe_update_mc_addr_list(&adapter->hw, - update_ptr, mcnt, ixgbe_mc_array_itr, TRUE); - } - - return; -} - -/* - * This is an iterator function now needed by the multicast - * shared code. It simply feeds the shared code routine the - * addresses in the array of ixgbe_set_multi() one by one. - */ -static u8 * -ixgbe_mc_array_itr(struct ixgbe_hw *hw, u8 **update_ptr, u32 *vmdq) -{ - struct ixgbe_mc_addr *mta; - - mta = (struct ixgbe_mc_addr *)*update_ptr; - *vmdq = mta->vmdq; - - *update_ptr = (u8*)(mta + 1); - return (mta->addr); -} - - -/********************************************************************* - * Timer routine - * - * This routine checks for link status,updates statistics, - * and runs the watchdog check. - * - **********************************************************************/ - -static void -ixgbe_local_timer(void *arg) -{ - struct adapter *adapter = arg; - device_t dev = adapter->dev; - struct ix_queue *que = adapter->queues; - u64 queues = 0; - int hung = 0; - - mtx_assert(&adapter->core_mtx, MA_OWNED); - - /* Check for pluggable optics */ - if (adapter->sfp_probe) - if (!ixgbe_sfp_probe(adapter)) - goto out; /* Nothing to do */ - - ixgbe_update_link_status(adapter); - ixgbe_update_stats_counters(adapter); - - /* - ** Check the TX queues status - ** - mark hung queues so we don't schedule on them - ** - watchdog only if all queues show hung - */ - for (int i = 0; i < adapter->num_queues; i++, que++) { - /* Keep track of queues with work for soft irq */ - if (que->txr->busy) - queues |= ((u64)1 << que->me); - /* - ** Each time txeof runs without cleaning, but there - ** are uncleaned descriptors it increments busy. If - ** we get to the MAX we declare it hung. - */ - if (que->busy == IXGBE_QUEUE_HUNG) { - ++hung; - /* Mark the queue as inactive */ - adapter->active_queues &= ~((u64)1 << que->me); - continue; - } else { - /* Check if we've come back from hung */ - if ((adapter->active_queues & ((u64)1 << que->me)) == 0) - adapter->active_queues |= ((u64)1 << que->me); - } - if (que->busy >= IXGBE_MAX_TX_BUSY) { - device_printf(dev,"Warning queue %d " - "appears to be hung!\n", i); - que->txr->busy = IXGBE_QUEUE_HUNG; - ++hung; - } - - } - - /* Only truly watchdog if all queues show hung */ - if (hung == adapter->num_queues) - goto watchdog; - else if (queues != 0) { /* Force an IRQ on queues with work */ - ixgbe_rearm_queues(adapter, queues); - } - -out: - callout_reset(&adapter->timer, hz, ixgbe_local_timer, adapter); - return; - -watchdog: - device_printf(adapter->dev, "Watchdog timeout -- resetting\n"); - adapter->ifp->if_drv_flags &= ~IFF_DRV_RUNNING; - adapter->watchdog_events++; - ixgbe_init_locked(adapter); -} - - -/* -** Note: this routine updates the OS on the link state -** the real check of the hardware only happens with -** a link interrupt. -*/ -static void -ixgbe_update_link_status(struct adapter *adapter) -{ - struct ifnet *ifp = adapter->ifp; - device_t dev = adapter->dev; - - if (adapter->link_up){ - if (adapter->link_active == FALSE) { - if (bootverbose) - device_printf(dev,"Link is up %d Gbps %s \n", - ((adapter->link_speed == 128)? 10:1), - "Full Duplex"); - adapter->link_active = TRUE; - /* Update any Flow Control changes */ - ixgbe_fc_enable(&adapter->hw); - /* Update DMA coalescing config */ - ixgbe_config_dmac(adapter); - if_link_state_change(ifp, LINK_STATE_UP); -#ifdef PCI_IOV - ixgbe_ping_all_vfs(adapter); -#endif - } - } else { /* Link down */ - if (adapter->link_active == TRUE) { - if (bootverbose) - device_printf(dev,"Link is Down\n"); - if_link_state_change(ifp, LINK_STATE_DOWN); - adapter->link_active = FALSE; -#ifdef PCI_IOV - ixgbe_ping_all_vfs(adapter); -#endif - } - } - - return; -} - - -/********************************************************************* - * - * This routine disables all traffic on the adapter by issuing a - * global reset on the MAC and deallocates TX/RX buffers. - * - **********************************************************************/ - -static void -ixgbe_stop(void *arg) -{ - struct ifnet *ifp; - struct adapter *adapter = arg; - struct ixgbe_hw *hw = &adapter->hw; - ifp = adapter->ifp; - - mtx_assert(&adapter->core_mtx, MA_OWNED); - - INIT_DEBUGOUT("ixgbe_stop: begin\n"); - ixgbe_disable_intr(adapter); - callout_stop(&adapter->timer); - - /* Let the stack know...*/ - ifp->if_drv_flags &= ~IFF_DRV_RUNNING; - - ixgbe_reset_hw(hw); - hw->adapter_stopped = FALSE; - ixgbe_stop_adapter(hw); - if (hw->mac.type == ixgbe_mac_82599EB) - ixgbe_stop_mac_link_on_d3_82599(hw); - /* Turn off the laser - noop with no optics */ - ixgbe_disable_tx_laser(hw); - - /* Update the stack */ - adapter->link_up = FALSE; - ixgbe_update_link_status(adapter); - - /* reprogram the RAR[0] in case user changed it. */ - ixgbe_set_rar(&adapter->hw, 0, adapter->hw.mac.addr, 0, IXGBE_RAH_AV); - - return; -} - - -/********************************************************************* - * - * Determine hardware revision. - * - **********************************************************************/ -static void -ixgbe_identify_hardware(struct adapter *adapter) -{ - device_t dev = adapter->dev; - struct ixgbe_hw *hw = &adapter->hw; - - /* Save off the information about this board */ - hw->vendor_id = pci_get_vendor(dev); - hw->device_id = pci_get_device(dev); - hw->revision_id = pci_read_config(dev, PCIR_REVID, 1); - hw->subsystem_vendor_id = - pci_read_config(dev, PCIR_SUBVEND_0, 2); - hw->subsystem_device_id = - pci_read_config(dev, PCIR_SUBDEV_0, 2); - - /* - ** Make sure BUSMASTER is set - */ - pci_enable_busmaster(dev); - - /* We need this here to set the num_segs below */ - ixgbe_set_mac_type(hw); - - /* Pick up the 82599 settings */ - if (hw->mac.type != ixgbe_mac_82598EB) { - hw->phy.smart_speed = ixgbe_smart_speed; - adapter->num_segs = IXGBE_82599_SCATTER; - } else - adapter->num_segs = IXGBE_82598_SCATTER; - - return; -} - -/********************************************************************* - * - * Determine optic type - * - **********************************************************************/ -static void -ixgbe_setup_optics(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - int layer; - - layer = adapter->phy_layer = ixgbe_get_supported_physical_layer(hw); - - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_T) { - adapter->optics = IFM_10G_T; - return; - } - - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_T) { - adapter->optics = IFM_1000_T; - return; - } - - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_SX) { - adapter->optics = IFM_1000_SX; - return; - } - - if (layer & (IXGBE_PHYSICAL_LAYER_10GBASE_LR | - IXGBE_PHYSICAL_LAYER_10GBASE_LRM)) { - adapter->optics = IFM_10G_LR; - return; - } - - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_SR) { - adapter->optics = IFM_10G_SR; - return; - } - - if (layer & IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU) { - adapter->optics = IFM_10G_TWINAX; - return; - } - - if (layer & (IXGBE_PHYSICAL_LAYER_10GBASE_KX4 | - IXGBE_PHYSICAL_LAYER_10GBASE_CX4)) { - adapter->optics = IFM_10G_CX4; - return; - } - - /* If we get here just set the default */ - adapter->optics = IFM_ETHER | IFM_AUTO; - return; -} - -/********************************************************************* - * - * Setup the Legacy or MSI Interrupt handler - * - **********************************************************************/ -static int -ixgbe_allocate_legacy(struct adapter *adapter) -{ - device_t dev = adapter->dev; - struct ix_queue *que = adapter->queues; -#ifndef IXGBE_LEGACY_TX - struct tx_ring *txr = adapter->tx_rings; -#endif - int error, rid = 0; - - /* MSI RID at 1 */ - if (adapter->msix == 1) - rid = 1; - - /* We allocate a single interrupt resource */ - adapter->res = bus_alloc_resource_any(dev, - SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE); - if (adapter->res == NULL) { - device_printf(dev, "Unable to allocate bus resource: " - "interrupt\n"); - return (ENXIO); - } - - /* - * Try allocating a fast interrupt and the associated deferred - * processing contexts. - */ -#ifndef IXGBE_LEGACY_TX - TASK_INIT(&txr->txq_task, 0, ixgbe_deferred_mq_start, txr); -#endif - TASK_INIT(&que->que_task, 0, ixgbe_handle_que, que); - que->tq = taskqueue_create_fast("ixgbe_que", M_NOWAIT, - taskqueue_thread_enqueue, &que->tq); - taskqueue_start_threads(&que->tq, 1, PI_NET, "%s ixq", - device_get_nameunit(adapter->dev)); - - /* Tasklets for Link, SFP and Multispeed Fiber */ - TASK_INIT(&adapter->link_task, 0, ixgbe_handle_link, adapter); - TASK_INIT(&adapter->mod_task, 0, ixgbe_handle_mod, adapter); - TASK_INIT(&adapter->msf_task, 0, ixgbe_handle_msf, adapter); - TASK_INIT(&adapter->phy_task, 0, ixgbe_handle_phy, adapter); -#ifdef IXGBE_FDIR - TASK_INIT(&adapter->fdir_task, 0, ixgbe_reinit_fdir, adapter); -#endif - adapter->tq = taskqueue_create_fast("ixgbe_link", M_NOWAIT, - taskqueue_thread_enqueue, &adapter->tq); - taskqueue_start_threads(&adapter->tq, 1, PI_NET, "%s linkq", - device_get_nameunit(adapter->dev)); - - if ((error = bus_setup_intr(dev, adapter->res, - INTR_TYPE_NET | INTR_MPSAFE, NULL, ixgbe_legacy_irq, - que, &adapter->tag)) != 0) { - device_printf(dev, "Failed to register fast interrupt " - "handler: %d\n", error); - taskqueue_free(que->tq); - taskqueue_free(adapter->tq); - que->tq = NULL; - adapter->tq = NULL; - return (error); - } - /* For simplicity in the handlers */ - adapter->active_queues = IXGBE_EIMS_ENABLE_MASK; - - return (0); -} - - -/********************************************************************* - * - * Setup MSIX Interrupt resources and handlers - * - **********************************************************************/ -static int -ixgbe_allocate_msix(struct adapter *adapter) -{ - device_t dev = adapter->dev; - struct ix_queue *que = adapter->queues; - struct tx_ring *txr = adapter->tx_rings; - int error, rid, vector = 0; - int cpu_id = 0; -#ifdef RSS - cpuset_t cpu_mask; -#endif - -#ifdef RSS - /* - * If we're doing RSS, the number of queues needs to - * match the number of RSS buckets that are configured. - * - * + If there's more queues than RSS buckets, we'll end - * up with queues that get no traffic. - * - * + If there's more RSS buckets than queues, we'll end - * up having multiple RSS buckets map to the same queue, - * so there'll be some contention. - */ - if (adapter->num_queues != rss_getnumbuckets()) { - device_printf(dev, - "%s: number of queues (%d) != number of RSS buckets (%d)" - "; performance will be impacted.\n", - __func__, - adapter->num_queues, - rss_getnumbuckets()); - } -#endif - - for (int i = 0; i < adapter->num_queues; i++, vector++, que++, txr++) { - rid = vector + 1; - que->res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, - RF_SHAREABLE | RF_ACTIVE); - if (que->res == NULL) { - device_printf(dev,"Unable to allocate" - " bus resource: que interrupt [%d]\n", vector); - return (ENXIO); - } - /* Set the handler function */ - error = bus_setup_intr(dev, que->res, - INTR_TYPE_NET | INTR_MPSAFE, NULL, - ixgbe_msix_que, que, &que->tag); - if (error) { - que->res = NULL; - device_printf(dev, "Failed to register QUE handler"); - return (error); - } -#if __FreeBSD_version >= 800504 - bus_describe_intr(dev, que->res, que->tag, "q%d", i); -#endif - que->msix = vector; - adapter->active_queues |= (u64)(1 << que->msix); -#ifdef RSS - /* - * The queue ID is used as the RSS layer bucket ID. - * We look up the queue ID -> RSS CPU ID and select - * that. - */ - cpu_id = rss_getcpu(i % rss_getnumbuckets()); -#else - /* - * Bind the msix vector, and thus the - * rings to the corresponding cpu. - * - * This just happens to match the default RSS round-robin - * bucket -> queue -> CPU allocation. - */ - if (adapter->num_queues > 1) - cpu_id = i; -#endif - if (adapter->num_queues > 1) - bus_bind_intr(dev, que->res, cpu_id); -#ifdef IXGBE_DEBUG -#ifdef RSS - device_printf(dev, - "Bound RSS bucket %d to CPU %d\n", - i, cpu_id); -#else - device_printf(dev, - "Bound queue %d to cpu %d\n", - i, cpu_id); -#endif -#endif /* IXGBE_DEBUG */ - - -#ifndef IXGBE_LEGACY_TX - TASK_INIT(&txr->txq_task, 0, ixgbe_deferred_mq_start, txr); -#endif - TASK_INIT(&que->que_task, 0, ixgbe_handle_que, que); - que->tq = taskqueue_create_fast("ixgbe_que", M_NOWAIT, - taskqueue_thread_enqueue, &que->tq); -#ifdef RSS - CPU_SETOF(cpu_id, &cpu_mask); - taskqueue_start_threads_cpuset(&que->tq, 1, PI_NET, - &cpu_mask, - "%s (bucket %d)", - device_get_nameunit(adapter->dev), - cpu_id); -#else - taskqueue_start_threads(&que->tq, 1, PI_NET, "%s:q%d", - device_get_nameunit(adapter->dev), i); -#endif - } - - /* and Link */ - rid = vector + 1; - adapter->res = bus_alloc_resource_any(dev, - SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE); - if (!adapter->res) { - device_printf(dev,"Unable to allocate" - " bus resource: Link interrupt [%d]\n", rid); - return (ENXIO); - } - /* Set the link handler function */ - error = bus_setup_intr(dev, adapter->res, - INTR_TYPE_NET | INTR_MPSAFE, NULL, - ixgbe_msix_link, adapter, &adapter->tag); - if (error) { - adapter->res = NULL; - device_printf(dev, "Failed to register LINK handler"); - return (error); - } -#if __FreeBSD_version >= 800504 - bus_describe_intr(dev, adapter->res, adapter->tag, "link"); -#endif - adapter->vector = vector; - /* Tasklets for Link, SFP and Multispeed Fiber */ - TASK_INIT(&adapter->link_task, 0, ixgbe_handle_link, adapter); - TASK_INIT(&adapter->mod_task, 0, ixgbe_handle_mod, adapter); - TASK_INIT(&adapter->msf_task, 0, ixgbe_handle_msf, adapter); -#ifdef PCI_IOV - TASK_INIT(&adapter->mbx_task, 0, ixgbe_handle_mbx, adapter); -#endif - TASK_INIT(&adapter->phy_task, 0, ixgbe_handle_phy, adapter); -#ifdef IXGBE_FDIR - TASK_INIT(&adapter->fdir_task, 0, ixgbe_reinit_fdir, adapter); -#endif - adapter->tq = taskqueue_create_fast("ixgbe_link", M_NOWAIT, - taskqueue_thread_enqueue, &adapter->tq); - taskqueue_start_threads(&adapter->tq, 1, PI_NET, "%s linkq", - device_get_nameunit(adapter->dev)); - - return (0); -} - -/* - * Setup Either MSI/X or MSI - */ -static int -ixgbe_setup_msix(struct adapter *adapter) -{ - device_t dev = adapter->dev; - int rid, want, queues, msgs; - - /* Override by tuneable */ - if (ixgbe_enable_msix == 0) - goto msi; - - /* First try MSI/X */ - msgs = pci_msix_count(dev); - if (msgs == 0) - goto msi; - rid = PCIR_BAR(MSIX_82598_BAR); - adapter->msix_mem = bus_alloc_resource_any(dev, - SYS_RES_MEMORY, &rid, RF_ACTIVE); - if (adapter->msix_mem == NULL) { - rid += 4; /* 82599 maps in higher BAR */ - adapter->msix_mem = bus_alloc_resource_any(dev, - SYS_RES_MEMORY, &rid, RF_ACTIVE); - } - if (adapter->msix_mem == NULL) { - /* May not be enabled */ - device_printf(adapter->dev, - "Unable to map MSIX table \n"); - goto msi; - } - - /* Figure out a reasonable auto config value */ - queues = (mp_ncpus > (msgs - 1)) ? (msgs - 1) : mp_ncpus; - -#ifdef RSS - /* If we're doing RSS, clamp at the number of RSS buckets */ - if (queues > rss_getnumbuckets()) - queues = rss_getnumbuckets(); -#endif - - if (ixgbe_num_queues != 0) - queues = ixgbe_num_queues; - /* Set max queues to 8 when autoconfiguring */ - else if ((ixgbe_num_queues == 0) && (queues > 8)) - queues = 8; - - /* reflect correct sysctl value */ - ixgbe_num_queues = queues; - - /* - ** Want one vector (RX/TX pair) per queue - ** plus an additional for Link. - */ - want = queues + 1; - if (msgs >= want) - msgs = want; - else { - device_printf(adapter->dev, - "MSIX Configuration Problem, " - "%d vectors but %d queues wanted!\n", - msgs, want); - goto msi; - } - if ((pci_alloc_msix(dev, &msgs) == 0) && (msgs == want)) { - device_printf(adapter->dev, - "Using MSIX interrupts with %d vectors\n", msgs); - adapter->num_queues = queues; - return (msgs); - } - /* - ** If MSIX alloc failed or provided us with - ** less than needed, free and fall through to MSI - */ - pci_release_msi(dev); - -msi: - if (adapter->msix_mem != NULL) { - bus_release_resource(dev, SYS_RES_MEMORY, - rid, adapter->msix_mem); - adapter->msix_mem = NULL; - } - msgs = 1; - if (pci_alloc_msi(dev, &msgs) == 0) { - device_printf(adapter->dev, "Using an MSI interrupt\n"); - return (msgs); - } - device_printf(adapter->dev, "Using a Legacy interrupt\n"); - return (0); -} - - -static int -ixgbe_allocate_pci_resources(struct adapter *adapter) -{ - int rid; - device_t dev = adapter->dev; - - rid = PCIR_BAR(0); - adapter->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, - &rid, RF_ACTIVE); - - if (!(adapter->pci_mem)) { - device_printf(dev, "Unable to allocate bus resource: memory\n"); - return (ENXIO); - } - - /* Save bus_space values for READ/WRITE_REG macros */ - adapter->osdep.mem_bus_space_tag = - rman_get_bustag(adapter->pci_mem); - adapter->osdep.mem_bus_space_handle = - rman_get_bushandle(adapter->pci_mem); - /* Set hw values for shared code */ - adapter->hw.hw_addr = (u8 *) &adapter->osdep.mem_bus_space_handle; - adapter->hw.back = adapter; - - /* Default to 1 queue if MSI-X setup fails */ - adapter->num_queues = 1; - - /* - ** Now setup MSI or MSI-X, should - ** return us the number of supported - ** vectors. (Will be 1 for MSI) - */ - adapter->msix = ixgbe_setup_msix(adapter); - return (0); -} - -static void -ixgbe_free_pci_resources(struct adapter * adapter) -{ - struct ix_queue *que = adapter->queues; - device_t dev = adapter->dev; - int rid, memrid; - - if (adapter->hw.mac.type == ixgbe_mac_82598EB) - memrid = PCIR_BAR(MSIX_82598_BAR); - else - memrid = PCIR_BAR(MSIX_82599_BAR); - - /* - ** There is a slight possibility of a failure mode - ** in attach that will result in entering this function - ** before interrupt resources have been initialized, and - ** in that case we do not want to execute the loops below - ** We can detect this reliably by the state of the adapter - ** res pointer. - */ - if (adapter->res == NULL) - goto mem; - - /* - ** Release all msix queue resources: - */ - for (int i = 0; i < adapter->num_queues; i++, que++) { - rid = que->msix + 1; - if (que->tag != NULL) { - bus_teardown_intr(dev, que->res, que->tag); - que->tag = NULL; - } - if (que->res != NULL) - bus_release_resource(dev, SYS_RES_IRQ, rid, que->res); - } - - - /* Clean the Legacy or Link interrupt last */ - if (adapter->vector) /* we are doing MSIX */ - rid = adapter->vector + 1; - else - (adapter->msix != 0) ? (rid = 1):(rid = 0); - - if (adapter->tag != NULL) { - bus_teardown_intr(dev, adapter->res, adapter->tag); - adapter->tag = NULL; - } - if (adapter->res != NULL) - bus_release_resource(dev, SYS_RES_IRQ, rid, adapter->res); - -mem: - if (adapter->msix) - pci_release_msi(dev); - - if (adapter->msix_mem != NULL) - bus_release_resource(dev, SYS_RES_MEMORY, - memrid, adapter->msix_mem); - - if (adapter->pci_mem != NULL) - bus_release_resource(dev, SYS_RES_MEMORY, - PCIR_BAR(0), adapter->pci_mem); - - return; -} - -/********************************************************************* - * - * Setup networking device structure and register an interface. - * - **********************************************************************/ -static int -ixgbe_setup_interface(device_t dev, struct adapter *adapter) -{ - struct ifnet *ifp; - - INIT_DEBUGOUT("ixgbe_setup_interface: begin"); - - ifp = adapter->ifp = if_alloc(IFT_ETHER); - if (ifp == NULL) { - device_printf(dev, "can not allocate ifnet structure\n"); - return (-1); - } - if_initname(ifp, device_get_name(dev), device_get_unit(dev)); - ifp->if_baudrate = IF_Gbps(10); - ifp->if_init = ixgbe_init; - ifp->if_softc = adapter; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; - ifp->if_ioctl = ixgbe_ioctl; -#if __FreeBSD_version >= 1100036 - if_setgetcounterfn(ifp, ixgbe_get_counter); -#endif -#if __FreeBSD_version >= 1100045 - /* TSO parameters */ - ifp->if_hw_tsomax = 65518; - ifp->if_hw_tsomaxsegcount = IXGBE_82599_SCATTER; - ifp->if_hw_tsomaxsegsize = 2048; -#endif -#ifndef IXGBE_LEGACY_TX - ifp->if_transmit = ixgbe_mq_start; - ifp->if_qflush = ixgbe_qflush; -#else - ifp->if_start = ixgbe_start; - IFQ_SET_MAXLEN(&ifp->if_snd, adapter->num_tx_desc - 2); - ifp->if_snd.ifq_drv_maxlen = adapter->num_tx_desc - 2; - IFQ_SET_READY(&ifp->if_snd); -#endif - - ether_ifattach(ifp, adapter->hw.mac.addr); - - adapter->max_frame_size = - ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; - - /* - * Tell the upper layer(s) we support long frames. - */ - ifp->if_hdrlen = sizeof(struct ether_vlan_header); - - /* Set capability flags */ - ifp->if_capabilities |= IFCAP_RXCSUM - | IFCAP_TXCSUM - | IFCAP_RXCSUM_IPV6 - | IFCAP_TXCSUM_IPV6 - | IFCAP_TSO4 - | IFCAP_TSO6 - | IFCAP_LRO - | IFCAP_VLAN_HWTAGGING - | IFCAP_VLAN_HWTSO - | IFCAP_VLAN_HWCSUM - | IFCAP_JUMBO_MTU - | IFCAP_VLAN_MTU - | IFCAP_HWSTATS; - - /* Enable the above capabilities by default */ - ifp->if_capenable = ifp->if_capabilities; - - /* - ** Don't turn this on by default, if vlans are - ** created on another pseudo device (eg. lagg) - ** then vlan events are not passed thru, breaking - ** operation, but with HW FILTER off it works. If - ** using vlans directly on the ixgbe driver you can - ** enable this and get full hardware tag filtering. - */ - ifp->if_capabilities |= IFCAP_VLAN_HWFILTER; - - /* - * Specify the media types supported by this adapter and register - * callbacks to update media and link information - */ - ifmedia_init(&adapter->media, IFM_IMASK, ixgbe_media_change, - ixgbe_media_status); - - adapter->phy_layer = ixgbe_get_supported_physical_layer(&adapter->hw); - ixgbe_add_media_types(adapter); - - /* Set autoselect media by default */ - ifmedia_set(&adapter->media, IFM_ETHER | IFM_AUTO); - - return (0); -} - -static void -ixgbe_add_media_types(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - device_t dev = adapter->dev; - int layer; - - layer = adapter->phy_layer; - - /* Media types with matching FreeBSD media defines */ - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_T) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_T, 0, NULL); - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_T) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_T, 0, NULL); - if (layer & IXGBE_PHYSICAL_LAYER_100BASE_TX) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_100_TX, 0, NULL); - - if (layer & IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU || - layer & IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_TWINAX, 0, NULL); - - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LR) { - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_LR, 0, NULL); - if (hw->phy.multispeed_fiber) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_LX, 0, NULL); - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_SR) { - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_SR, 0, NULL); - if (hw->phy.multispeed_fiber) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_SX, 0, NULL); - } else if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_SX) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_SX, 0, NULL); - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_CX4) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_CX4, 0, NULL); - -#ifdef IFM_ETH_XTYPE - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_KR, 0, NULL); - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_KX4, 0, NULL); - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX) - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_KX, 0, NULL); -#else - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR) { - device_printf(dev, "Media supported: 10GbaseKR\n"); - device_printf(dev, "10GbaseKR mapped to 10GbaseSR\n"); - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_SR, 0, NULL); - } - if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4) { - device_printf(dev, "Media supported: 10GbaseKX4\n"); - device_printf(dev, "10GbaseKX4 mapped to 10GbaseCX4\n"); - ifmedia_add(&adapter->media, IFM_ETHER | IFM_10G_CX4, 0, NULL); - } - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX) { - device_printf(dev, "Media supported: 1000baseKX\n"); - device_printf(dev, "1000baseKX mapped to 1000baseCX\n"); - ifmedia_add(&adapter->media, IFM_ETHER | IFM_1000_CX, 0, NULL); - } -#endif - if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_BX) - device_printf(dev, "Media supported: 1000baseBX\n"); - - if (hw->device_id == IXGBE_DEV_ID_82598AT) { - ifmedia_add(&adapter->media, - IFM_ETHER | IFM_1000_T | IFM_FDX, 0, NULL); - ifmedia_add(&adapter->media, - IFM_ETHER | IFM_1000_T, 0, NULL); - } - - ifmedia_add(&adapter->media, IFM_ETHER | IFM_AUTO, 0, NULL); -} - -static void -ixgbe_config_link(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 autoneg, err = 0; - bool sfp, negotiate; - - sfp = ixgbe_is_sfp(hw); - - if (sfp) { - taskqueue_enqueue(adapter->tq, &adapter->mod_task); - } else { - if (hw->mac.ops.check_link) - err = ixgbe_check_link(hw, &adapter->link_speed, - &adapter->link_up, FALSE); - if (err) - goto out; - autoneg = hw->phy.autoneg_advertised; - if ((!autoneg) && (hw->mac.ops.get_link_capabilities)) - err = hw->mac.ops.get_link_capabilities(hw, - &autoneg, &negotiate); - if (err) - goto out; - if (hw->mac.ops.setup_link) - err = hw->mac.ops.setup_link(hw, - autoneg, adapter->link_up); - } -out: - return; -} - - -/********************************************************************* - * - * Enable transmit units. - * - **********************************************************************/ -static void -ixgbe_initialize_transmit_units(struct adapter *adapter) -{ - struct tx_ring *txr = adapter->tx_rings; - struct ixgbe_hw *hw = &adapter->hw; - - /* Setup the Base and Length of the Tx Descriptor Ring */ - for (int i = 0; i < adapter->num_queues; i++, txr++) { - u64 tdba = txr->txdma.dma_paddr; - u32 txctrl = 0; - int j = txr->me; - - IXGBE_WRITE_REG(hw, IXGBE_TDBAL(j), - (tdba & 0x00000000ffffffffULL)); - IXGBE_WRITE_REG(hw, IXGBE_TDBAH(j), (tdba >> 32)); - IXGBE_WRITE_REG(hw, IXGBE_TDLEN(j), - adapter->num_tx_desc * sizeof(union ixgbe_adv_tx_desc)); - - /* Setup the HW Tx Head and Tail descriptor pointers */ - IXGBE_WRITE_REG(hw, IXGBE_TDH(j), 0); - IXGBE_WRITE_REG(hw, IXGBE_TDT(j), 0); - - /* Cache the tail address */ - txr->tail = IXGBE_TDT(j); - - /* Disable Head Writeback */ - /* - * Note: for X550 series devices, these registers are actually - * prefixed with TPH_ isntead of DCA_, but the addresses and - * fields remain the same. - */ - switch (hw->mac.type) { - case ixgbe_mac_82598EB: - txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(j)); - break; - default: - txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(j)); - break; - } - txctrl &= ~IXGBE_DCA_TXCTRL_DESC_WRO_EN; - switch (hw->mac.type) { - case ixgbe_mac_82598EB: - IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(j), txctrl); - break; - default: - IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(j), txctrl); - break; - } - - } - - if (hw->mac.type != ixgbe_mac_82598EB) { - u32 dmatxctl, rttdcs; -#ifdef PCI_IOV - enum ixgbe_iov_mode mode = ixgbe_get_iov_mode(adapter); -#endif - dmatxctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL); - dmatxctl |= IXGBE_DMATXCTL_TE; - IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, dmatxctl); - /* Disable arbiter to set MTQC */ - rttdcs = IXGBE_READ_REG(hw, IXGBE_RTTDCS); - rttdcs |= IXGBE_RTTDCS_ARBDIS; - IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs); -#ifdef PCI_IOV - IXGBE_WRITE_REG(hw, IXGBE_MTQC, ixgbe_get_mtqc(mode)); -#else - IXGBE_WRITE_REG(hw, IXGBE_MTQC, IXGBE_MTQC_64Q_1PB); -#endif - rttdcs &= ~IXGBE_RTTDCS_ARBDIS; - IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs); - } - - return; -} - -static void -ixgbe_initialize_rss_mapping(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 reta = 0, mrqc, rss_key[10]; - int queue_id, table_size, index_mult; -#ifdef RSS - u32 rss_hash_config; -#endif -#ifdef PCI_IOV - enum ixgbe_iov_mode mode; -#endif - -#ifdef RSS - /* Fetch the configured RSS key */ - rss_getkey((uint8_t *) &rss_key); -#else - /* set up random bits */ - arc4rand(&rss_key, sizeof(rss_key), 0); -#endif - - /* Set multiplier for RETA setup and table size based on MAC */ - index_mult = 0x1; - table_size = 128; - switch (adapter->hw.mac.type) { - case ixgbe_mac_82598EB: - index_mult = 0x11; - break; - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - table_size = 512; - break; - default: - break; - } - - /* Set up the redirection table */ - for (int i = 0, j = 0; i < table_size; i++, j++) { - if (j == adapter->num_queues) j = 0; -#ifdef RSS - /* - * Fetch the RSS bucket id for the given indirection entry. - * Cap it at the number of configured buckets (which is - * num_queues.) - */ - queue_id = rss_get_indirection_to_bucket(i); - queue_id = queue_id % adapter->num_queues; -#else - queue_id = (j * index_mult); -#endif - /* - * The low 8 bits are for hash value (n+0); - * The next 8 bits are for hash value (n+1), etc. - */ - reta = reta >> 8; - reta = reta | ( ((uint32_t) queue_id) << 24); - if ((i & 3) == 3) { - if (i < 128) - IXGBE_WRITE_REG(hw, IXGBE_RETA(i >> 2), reta); - else - IXGBE_WRITE_REG(hw, IXGBE_ERETA((i >> 2) - 32), reta); - reta = 0; - } - } - - /* Now fill our hash function seeds */ - for (int i = 0; i < 10; i++) - IXGBE_WRITE_REG(hw, IXGBE_RSSRK(i), rss_key[i]); - - /* Perform hash on these packet types */ -#ifdef RSS - mrqc = IXGBE_MRQC_RSSEN; - rss_hash_config = rss_gethashconfig(); - if (rss_hash_config & RSS_HASHTYPE_RSS_IPV4) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4; - if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV4) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_TCP; - if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6; - if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_TCP; - if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6_EX) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX; - if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6_EX) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP; - if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV4) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP; - if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV4_EX) - device_printf(adapter->dev, - "%s: RSS_HASHTYPE_RSS_UDP_IPV4_EX defined, " - "but not supported\n", __func__); - if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP; - if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6_EX) - mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX_UDP; -#else - /* - * Disable UDP - IP fragments aren't currently being handled - * and so we end up with a mix of 2-tuple and 4-tuple - * traffic. - */ - mrqc = IXGBE_MRQC_RSSEN - | IXGBE_MRQC_RSS_FIELD_IPV4 - | IXGBE_MRQC_RSS_FIELD_IPV4_TCP - | IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP - | IXGBE_MRQC_RSS_FIELD_IPV6_EX - | IXGBE_MRQC_RSS_FIELD_IPV6 - | IXGBE_MRQC_RSS_FIELD_IPV6_TCP - ; -#endif /* RSS */ -#ifdef PCI_IOV - mode = ixgbe_get_iov_mode(adapter); - mrqc |= ixgbe_get_mrqc(mode); -#endif - IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); -} - - -/********************************************************************* - * - * Setup receive registers and features. - * - **********************************************************************/ -#define IXGBE_SRRCTL_BSIZEHDRSIZE_SHIFT 2 - -#define BSIZEPKT_ROUNDUP ((1<rx_rings; - struct ixgbe_hw *hw = &adapter->hw; - struct ifnet *ifp = adapter->ifp; - u32 bufsz, fctrl, srrctl, rxcsum; - u32 hlreg; - - /* - * Make sure receives are disabled while - * setting up the descriptor ring - */ - ixgbe_disable_rx(hw); - - /* Enable broadcasts */ - fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); - fctrl |= IXGBE_FCTRL_BAM; - if (adapter->hw.mac.type == ixgbe_mac_82598EB) { - fctrl |= IXGBE_FCTRL_DPF; - fctrl |= IXGBE_FCTRL_PMCF; - } - IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); - - /* Set for Jumbo Frames? */ - hlreg = IXGBE_READ_REG(hw, IXGBE_HLREG0); - if (ifp->if_mtu > ETHERMTU) - hlreg |= IXGBE_HLREG0_JUMBOEN; - else - hlreg &= ~IXGBE_HLREG0_JUMBOEN; -#ifdef DEV_NETMAP - /* crcstrip is conditional in netmap (in RDRXCTL too ?) */ - if (ifp->if_capenable & IFCAP_NETMAP && !ix_crcstrip) - hlreg &= ~IXGBE_HLREG0_RXCRCSTRP; - else - hlreg |= IXGBE_HLREG0_RXCRCSTRP; -#endif /* DEV_NETMAP */ - IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg); - - bufsz = (adapter->rx_mbuf_sz + - BSIZEPKT_ROUNDUP) >> IXGBE_SRRCTL_BSIZEPKT_SHIFT; - - for (int i = 0; i < adapter->num_queues; i++, rxr++) { - u64 rdba = rxr->rxdma.dma_paddr; - int j = rxr->me; - - /* Setup the Base and Length of the Rx Descriptor Ring */ - IXGBE_WRITE_REG(hw, IXGBE_RDBAL(j), - (rdba & 0x00000000ffffffffULL)); - IXGBE_WRITE_REG(hw, IXGBE_RDBAH(j), (rdba >> 32)); - IXGBE_WRITE_REG(hw, IXGBE_RDLEN(j), - adapter->num_rx_desc * sizeof(union ixgbe_adv_rx_desc)); - - /* Set up the SRRCTL register */ - srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(j)); - srrctl &= ~IXGBE_SRRCTL_BSIZEHDR_MASK; - srrctl &= ~IXGBE_SRRCTL_BSIZEPKT_MASK; - srrctl |= bufsz; - srrctl |= IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF; - - /* - * Set DROP_EN iff we have no flow control and >1 queue. - * Note that srrctl was cleared shortly before during reset, - * so we do not need to clear the bit, but do it just in case - * this code is moved elsewhere. - */ - if (adapter->num_queues > 1 && - adapter->hw.fc.requested_mode == ixgbe_fc_none) { - srrctl |= IXGBE_SRRCTL_DROP_EN; - } else { - srrctl &= ~IXGBE_SRRCTL_DROP_EN; - } - - IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(j), srrctl); - - /* Setup the HW Rx Head and Tail Descriptor Pointers */ - IXGBE_WRITE_REG(hw, IXGBE_RDH(j), 0); - IXGBE_WRITE_REG(hw, IXGBE_RDT(j), 0); - - /* Set the driver rx tail address */ - rxr->tail = IXGBE_RDT(rxr->me); - } - - if (adapter->hw.mac.type != ixgbe_mac_82598EB) { - u32 psrtype = IXGBE_PSRTYPE_TCPHDR | - IXGBE_PSRTYPE_UDPHDR | - IXGBE_PSRTYPE_IPV4HDR | - IXGBE_PSRTYPE_IPV6HDR; - IXGBE_WRITE_REG(hw, IXGBE_PSRTYPE(0), psrtype); - } - - rxcsum = IXGBE_READ_REG(hw, IXGBE_RXCSUM); - - ixgbe_initialize_rss_mapping(adapter); - - if (adapter->num_queues > 1) { - /* RSS and RX IPP Checksum are mutually exclusive */ - rxcsum |= IXGBE_RXCSUM_PCSD; - } - - if (ifp->if_capenable & IFCAP_RXCSUM) - rxcsum |= IXGBE_RXCSUM_PCSD; - - /* This is useful for calculating UDP/IP fragment checksums */ - if (!(rxcsum & IXGBE_RXCSUM_PCSD)) - rxcsum |= IXGBE_RXCSUM_IPPCSE; - - IXGBE_WRITE_REG(hw, IXGBE_RXCSUM, rxcsum); - - return; -} - - -/* -** This routine is run via an vlan config EVENT, -** it enables us to use the HW Filter table since -** we can get the vlan id. This just creates the -** entry in the soft version of the VFTA, init will -** repopulate the real table. -*/ -static void -ixgbe_register_vlan(void *arg, struct ifnet *ifp, u16 vtag) -{ - struct adapter *adapter = ifp->if_softc; - u16 index, bit; - - if (ifp->if_softc != arg) /* Not our event */ - return; - - if ((vtag == 0) || (vtag > 4095)) /* Invalid */ - return; - - IXGBE_CORE_LOCK(adapter); - index = (vtag >> 5) & 0x7F; - bit = vtag & 0x1F; - adapter->shadow_vfta[index] |= (1 << bit); - ++adapter->num_vlans; - ixgbe_setup_vlan_hw_support(adapter); - IXGBE_CORE_UNLOCK(adapter); -} - -/* -** This routine is run via an vlan -** unconfig EVENT, remove our entry -** in the soft vfta. -*/ -static void -ixgbe_unregister_vlan(void *arg, struct ifnet *ifp, u16 vtag) -{ - struct adapter *adapter = ifp->if_softc; - u16 index, bit; - - if (ifp->if_softc != arg) - return; - - if ((vtag == 0) || (vtag > 4095)) /* Invalid */ - return; - - IXGBE_CORE_LOCK(adapter); - index = (vtag >> 5) & 0x7F; - bit = vtag & 0x1F; - adapter->shadow_vfta[index] &= ~(1 << bit); - --adapter->num_vlans; - /* Re-init to load the changes */ - ixgbe_setup_vlan_hw_support(adapter); - IXGBE_CORE_UNLOCK(adapter); -} - -static void -ixgbe_setup_vlan_hw_support(struct adapter *adapter) -{ - struct ifnet *ifp = adapter->ifp; - struct ixgbe_hw *hw = &adapter->hw; - struct rx_ring *rxr; - u32 ctrl; - - - /* - ** We get here thru init_locked, meaning - ** a soft reset, this has already cleared - ** the VFTA and other state, so if there - ** have been no vlan's registered do nothing. - */ - if (adapter->num_vlans == 0) - return; - - /* Setup the queues for vlans */ - for (int i = 0; i < adapter->num_queues; i++) { - rxr = &adapter->rx_rings[i]; - /* On 82599 the VLAN enable is per/queue in RXDCTL */ - if (hw->mac.type != ixgbe_mac_82598EB) { - ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me)); - ctrl |= IXGBE_RXDCTL_VME; - IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxr->me), ctrl); - } - rxr->vtag_strip = TRUE; - } - - if ((ifp->if_capenable & IFCAP_VLAN_HWFILTER) == 0) - return; - /* - ** A soft reset zero's out the VFTA, so - ** we need to repopulate it now. - */ - for (int i = 0; i < IXGBE_VFTA_SIZE; i++) - if (adapter->shadow_vfta[i] != 0) - IXGBE_WRITE_REG(hw, IXGBE_VFTA(i), - adapter->shadow_vfta[i]); - - ctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); - /* Enable the Filter Table if enabled */ - if (ifp->if_capenable & IFCAP_VLAN_HWFILTER) { - ctrl &= ~IXGBE_VLNCTRL_CFIEN; - ctrl |= IXGBE_VLNCTRL_VFE; - } - if (hw->mac.type == ixgbe_mac_82598EB) - ctrl |= IXGBE_VLNCTRL_VME; - IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, ctrl); -} - -static void -ixgbe_enable_intr(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - struct ix_queue *que = adapter->queues; - u32 mask, fwsm; - - mask = (IXGBE_EIMS_ENABLE_MASK & ~IXGBE_EIMS_RTX_QUEUE); - /* Enable Fan Failure detection */ - if (hw->device_id == IXGBE_DEV_ID_82598AT) - mask |= IXGBE_EIMS_GPI_SDP1; - - switch (adapter->hw.mac.type) { - case ixgbe_mac_82599EB: - mask |= IXGBE_EIMS_ECC; - /* Temperature sensor on some adapters */ - mask |= IXGBE_EIMS_GPI_SDP0; - /* SFP+ (RX_LOS_N & MOD_ABS_N) */ - mask |= IXGBE_EIMS_GPI_SDP1; - mask |= IXGBE_EIMS_GPI_SDP2; -#ifdef IXGBE_FDIR - mask |= IXGBE_EIMS_FLOW_DIR; -#endif -#ifdef PCI_IOV - mask |= IXGBE_EIMS_MAILBOX; -#endif - break; - case ixgbe_mac_X540: - /* Detect if Thermal Sensor is enabled */ - fwsm = IXGBE_READ_REG(hw, IXGBE_FWSM); - if (fwsm & IXGBE_FWSM_TS_ENABLED) - mask |= IXGBE_EIMS_TS; - mask |= IXGBE_EIMS_ECC; -#ifdef IXGBE_FDIR - mask |= IXGBE_EIMS_FLOW_DIR; -#endif - break; - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - /* MAC thermal sensor is automatically enabled */ - mask |= IXGBE_EIMS_TS; - /* Some devices use SDP0 for important information */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP || - hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) - mask |= IXGBE_EIMS_GPI_SDP0_BY_MAC(hw); - mask |= IXGBE_EIMS_ECC; -#ifdef IXGBE_FDIR - mask |= IXGBE_EIMS_FLOW_DIR; -#endif -#ifdef PCI_IOV - mask |= IXGBE_EIMS_MAILBOX; -#endif - /* falls through */ - default: - break; - } - - IXGBE_WRITE_REG(hw, IXGBE_EIMS, mask); - - /* With MSI-X we use auto clear */ - if (adapter->msix_mem) { - mask = IXGBE_EIMS_ENABLE_MASK; - /* Don't autoclear Link */ - mask &= ~IXGBE_EIMS_OTHER; - mask &= ~IXGBE_EIMS_LSC; -#ifdef PCI_IOV - mask &= ~IXGBE_EIMS_MAILBOX; -#endif - IXGBE_WRITE_REG(hw, IXGBE_EIAC, mask); - } - - /* - ** Now enable all queues, this is done separately to - ** allow for handling the extended (beyond 32) MSIX - ** vectors that can be used by 82599 - */ - for (int i = 0; i < adapter->num_queues; i++, que++) - ixgbe_enable_queue(adapter, que->msix); - - IXGBE_WRITE_FLUSH(hw); - - return; -} - -static void -ixgbe_disable_intr(struct adapter *adapter) -{ - if (adapter->msix_mem) - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIAC, 0); - if (adapter->hw.mac.type == ixgbe_mac_82598EB) { - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, ~0); - } else { - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFF0000); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(0), ~0); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(1), ~0); - } - IXGBE_WRITE_FLUSH(&adapter->hw); - return; -} - -/* -** Get the width and transaction speed of -** the slot this adapter is plugged into. -*/ -static void -ixgbe_get_slot_info(struct adapter *adapter) -{ - device_t dev = adapter->dev; - struct ixgbe_hw *hw = &adapter->hw; - struct ixgbe_mac_info *mac = &hw->mac; - u16 link; - u32 offset; - - /* For most devices simply call the shared code routine */ - if (hw->device_id != IXGBE_DEV_ID_82599_SFP_SF_QP) { - ixgbe_get_bus_info(hw); - /* These devices don't use PCI-E */ - switch (hw->mac.type) { - case ixgbe_mac_X550EM_x: - return; - default: - goto display; - } - } - - /* - ** For the Quad port adapter we need to parse back - ** up the PCI tree to find the speed of the expansion - ** slot into which this adapter is plugged. A bit more work. - */ - dev = device_get_parent(device_get_parent(dev)); -#ifdef IXGBE_DEBUG - device_printf(dev, "parent pcib = %x,%x,%x\n", - pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)); -#endif - dev = device_get_parent(device_get_parent(dev)); -#ifdef IXGBE_DEBUG - device_printf(dev, "slot pcib = %x,%x,%x\n", - pci_get_bus(dev), pci_get_slot(dev), pci_get_function(dev)); -#endif - /* Now get the PCI Express Capabilities offset */ - pci_find_cap(dev, PCIY_EXPRESS, &offset); - /* ...and read the Link Status Register */ - link = pci_read_config(dev, offset + PCIER_LINK_STA, 2); - switch (link & IXGBE_PCI_LINK_WIDTH) { - case IXGBE_PCI_LINK_WIDTH_1: - hw->bus.width = ixgbe_bus_width_pcie_x1; - break; - case IXGBE_PCI_LINK_WIDTH_2: - hw->bus.width = ixgbe_bus_width_pcie_x2; - break; - case IXGBE_PCI_LINK_WIDTH_4: - hw->bus.width = ixgbe_bus_width_pcie_x4; - break; - case IXGBE_PCI_LINK_WIDTH_8: - hw->bus.width = ixgbe_bus_width_pcie_x8; - break; - default: - hw->bus.width = ixgbe_bus_width_unknown; - break; - } - - switch (link & IXGBE_PCI_LINK_SPEED) { - case IXGBE_PCI_LINK_SPEED_2500: - hw->bus.speed = ixgbe_bus_speed_2500; - break; - case IXGBE_PCI_LINK_SPEED_5000: - hw->bus.speed = ixgbe_bus_speed_5000; - break; - case IXGBE_PCI_LINK_SPEED_8000: - hw->bus.speed = ixgbe_bus_speed_8000; - break; - default: - hw->bus.speed = ixgbe_bus_speed_unknown; - break; - } - - mac->ops.set_lan_id(hw); - -display: - device_printf(dev,"PCI Express Bus: Speed %s %s\n", - ((hw->bus.speed == ixgbe_bus_speed_8000) ? "8.0GT/s": - (hw->bus.speed == ixgbe_bus_speed_5000) ? "5.0GT/s": - (hw->bus.speed == ixgbe_bus_speed_2500) ? "2.5GT/s":"Unknown"), - (hw->bus.width == ixgbe_bus_width_pcie_x8) ? "Width x8" : - (hw->bus.width == ixgbe_bus_width_pcie_x4) ? "Width x4" : - (hw->bus.width == ixgbe_bus_width_pcie_x1) ? "Width x1" : - ("Unknown")); - - if ((hw->device_id != IXGBE_DEV_ID_82599_SFP_SF_QP) && - ((hw->bus.width <= ixgbe_bus_width_pcie_x4) && - (hw->bus.speed == ixgbe_bus_speed_2500))) { - device_printf(dev, "PCI-Express bandwidth available" - " for this card\n is not sufficient for" - " optimal performance.\n"); - device_printf(dev, "For optimal performance a x8 " - "PCIE, or x4 PCIE Gen2 slot is required.\n"); - } - if ((hw->device_id == IXGBE_DEV_ID_82599_SFP_SF_QP) && - ((hw->bus.width <= ixgbe_bus_width_pcie_x8) && - (hw->bus.speed < ixgbe_bus_speed_8000))) { - device_printf(dev, "PCI-Express bandwidth available" - " for this card\n is not sufficient for" - " optimal performance.\n"); - device_printf(dev, "For optimal performance a x8 " - "PCIE Gen3 slot is required.\n"); - } - - return; -} - - -/* -** Setup the correct IVAR register for a particular MSIX interrupt -** (yes this is all very magic and confusing :) -** - entry is the register array entry -** - vector is the MSIX vector for this queue -** - type is RX/TX/MISC -*/ -static void -ixgbe_set_ivar(struct adapter *adapter, u8 entry, u8 vector, s8 type) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 ivar, index; - - vector |= IXGBE_IVAR_ALLOC_VAL; - - switch (hw->mac.type) { - - case ixgbe_mac_82598EB: - if (type == -1) - entry = IXGBE_IVAR_OTHER_CAUSES_INDEX; - else - entry += (type * 64); - index = (entry >> 2) & 0x1F; - ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(index)); - ivar &= ~(0xFF << (8 * (entry & 0x3))); - ivar |= (vector << (8 * (entry & 0x3))); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_IVAR(index), ivar); - break; - - case ixgbe_mac_82599EB: - case ixgbe_mac_X540: - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - if (type == -1) { /* MISC IVAR */ - index = (entry & 1) * 8; - ivar = IXGBE_READ_REG(hw, IXGBE_IVAR_MISC); - ivar &= ~(0xFF << index); - ivar |= (vector << index); - IXGBE_WRITE_REG(hw, IXGBE_IVAR_MISC, ivar); - } else { /* RX/TX IVARS */ - index = (16 * (entry & 1)) + (8 * type); - ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(entry >> 1)); - ivar &= ~(0xFF << index); - ivar |= (vector << index); - IXGBE_WRITE_REG(hw, IXGBE_IVAR(entry >> 1), ivar); - } - - default: - break; - } -} - -static void -ixgbe_configure_ivars(struct adapter *adapter) -{ - struct ix_queue *que = adapter->queues; - u32 newitr; - - if (ixgbe_max_interrupt_rate > 0) - newitr = (4000000 / ixgbe_max_interrupt_rate) & 0x0FF8; - else { - /* - ** Disable DMA coalescing if interrupt moderation is - ** disabled. - */ - adapter->dmac = 0; - newitr = 0; - } - - for (int i = 0; i < adapter->num_queues; i++, que++) { - struct rx_ring *rxr = &adapter->rx_rings[i]; - struct tx_ring *txr = &adapter->tx_rings[i]; - /* First the RX queue entry */ - ixgbe_set_ivar(adapter, rxr->me, que->msix, 0); - /* ... and the TX */ - ixgbe_set_ivar(adapter, txr->me, que->msix, 1); - /* Set an Initial EITR value */ - IXGBE_WRITE_REG(&adapter->hw, - IXGBE_EITR(que->msix), newitr); - } - - /* For the Link interrupt */ - ixgbe_set_ivar(adapter, 1, adapter->vector, -1); -} - -/* -** ixgbe_sfp_probe - called in the local timer to -** determine if a port had optics inserted. -*/ -static bool -ixgbe_sfp_probe(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - device_t dev = adapter->dev; - bool result = FALSE; - - if ((hw->phy.type == ixgbe_phy_nl) && - (hw->phy.sfp_type == ixgbe_sfp_type_not_present)) { - s32 ret = hw->phy.ops.identify_sfp(hw); - if (ret) - goto out; - ret = hw->phy.ops.reset(hw); - if (ret == IXGBE_ERR_SFP_NOT_SUPPORTED) { - device_printf(dev, "Unsupported SFP+ module detected!"); - device_printf(dev, "Reload driver with supported module.\n"); - adapter->sfp_probe = FALSE; - goto out; - } else - device_printf(dev, "SFP+ module detected!\n"); - /* We now have supported optics */ - adapter->sfp_probe = FALSE; - /* Set the optics type so system reports correctly */ - ixgbe_setup_optics(adapter); - result = TRUE; - } -out: - return (result); -} - -/* -** Tasklet handler for MSIX Link interrupts -** - do outside interrupt since it might sleep -*/ -static void -ixgbe_handle_link(void *context, int pending) -{ - struct adapter *adapter = context; - struct ixgbe_hw *hw = &adapter->hw; - - ixgbe_check_link(hw, - &adapter->link_speed, &adapter->link_up, 0); - ixgbe_update_link_status(adapter); - - /* Re-enable link interrupts */ - IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_LSC); -} - -/* -** Tasklet for handling SFP module interrupts -*/ -static void -ixgbe_handle_mod(void *context, int pending) -{ - struct adapter *adapter = context; - struct ixgbe_hw *hw = &adapter->hw; - enum ixgbe_phy_type orig_type = hw->phy.type; - device_t dev = adapter->dev; - u32 err; - - IXGBE_CORE_LOCK(adapter); - - /* Check to see if the PHY type changed */ - if (hw->phy.ops.identify) { - hw->phy.type = ixgbe_phy_unknown; - hw->phy.ops.identify(hw); - } - - if (hw->phy.type != orig_type) { - device_printf(dev, "Detected phy_type %d\n", hw->phy.type); - - if (hw->phy.type == ixgbe_phy_none) { - hw->phy.sfp_type = ixgbe_sfp_type_unknown; - goto out; - } - - /* Try to do the initialization that was skipped before */ - if (hw->phy.ops.init) - hw->phy.ops.init(hw); - if (hw->phy.ops.reset) - hw->phy.ops.reset(hw); - } - - err = hw->phy.ops.identify_sfp(hw); - if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) { - device_printf(dev, - "Unsupported SFP+ module type was detected.\n"); - goto out; - } - - err = hw->mac.ops.setup_sfp(hw); - if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) { - device_printf(dev, - "Setup failure - unsupported SFP+ module type.\n"); - goto out; - } - if (hw->phy.multispeed_fiber) - taskqueue_enqueue(adapter->tq, &adapter->msf_task); -out: - /* Update media type */ - switch (hw->mac.ops.get_media_type(hw)) { - case ixgbe_media_type_fiber: - adapter->optics = IFM_10G_SR; - break; - case ixgbe_media_type_copper: - adapter->optics = IFM_10G_TWINAX; - break; - case ixgbe_media_type_cx4: - adapter->optics = IFM_10G_CX4; - break; - default: - adapter->optics = 0; - break; - } - - IXGBE_CORE_UNLOCK(adapter); - return; -} - - -/* -** Tasklet for handling MSF (multispeed fiber) interrupts -*/ -static void -ixgbe_handle_msf(void *context, int pending) -{ - struct adapter *adapter = context; - struct ixgbe_hw *hw = &adapter->hw; - u32 autoneg; - bool negotiate; - - IXGBE_CORE_LOCK(adapter); - /* get_supported_phy_layer will call hw->phy.ops.identify_sfp() */ - adapter->phy_layer = ixgbe_get_supported_physical_layer(hw); - - autoneg = hw->phy.autoneg_advertised; - if ((!autoneg) && (hw->mac.ops.get_link_capabilities)) - hw->mac.ops.get_link_capabilities(hw, &autoneg, &negotiate); - if (hw->mac.ops.setup_link) - hw->mac.ops.setup_link(hw, autoneg, TRUE); - - /* Adjust media types shown in ifconfig */ - ifmedia_removeall(&adapter->media); - ixgbe_add_media_types(adapter); - IXGBE_CORE_UNLOCK(adapter); - return; -} - -/* -** Tasklet for handling interrupts from an external PHY -*/ -static void -ixgbe_handle_phy(void *context, int pending) -{ - struct adapter *adapter = context; - struct ixgbe_hw *hw = &adapter->hw; - int error; - - error = hw->phy.ops.handle_lasi(hw); - if (error == IXGBE_ERR_OVERTEMP) - device_printf(adapter->dev, - "CRITICAL: EXTERNAL PHY OVER TEMP!! " - " PHY will downshift to lower power state!\n"); - else if (error) - device_printf(adapter->dev, - "Error handling LASI interrupt: %d\n", - error); - return; -} - -#ifdef IXGBE_FDIR -/* -** Tasklet for reinitializing the Flow Director filter table -*/ -static void -ixgbe_reinit_fdir(void *context, int pending) -{ - struct adapter *adapter = context; - struct ifnet *ifp = adapter->ifp; - - if (adapter->fdir_reinit != 1) /* Shouldn't happen */ - return; - ixgbe_reinit_fdir_tables_82599(&adapter->hw); - adapter->fdir_reinit = 0; - /* re-enable flow director interrupts */ - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, IXGBE_EIMS_FLOW_DIR); - /* Restart the interface */ - ifp->if_drv_flags |= IFF_DRV_RUNNING; - return; -} -#endif - -/********************************************************************* - * - * Configure DMA Coalescing - * - **********************************************************************/ -static void -ixgbe_config_dmac(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - struct ixgbe_dmac_config *dcfg = &hw->mac.dmac_config; - - if (hw->mac.type < ixgbe_mac_X550 || - !hw->mac.ops.dmac_config) - return; - - if (dcfg->watchdog_timer ^ adapter->dmac || - dcfg->link_speed ^ adapter->link_speed) { - dcfg->watchdog_timer = adapter->dmac; - dcfg->fcoe_en = false; - dcfg->link_speed = adapter->link_speed; - dcfg->num_tcs = 1; - - INIT_DEBUGOUT2("dmac settings: watchdog %d, link speed %d\n", - dcfg->watchdog_timer, dcfg->link_speed); - - hw->mac.ops.dmac_config(hw); - } -} - -/* - * Checks whether the adapter's ports are capable of - * Wake On LAN by reading the adapter's NVM. - * - * Sets each port's hw->wol_enabled value depending - * on the value read here. - */ -static void -ixgbe_check_wol_support(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u16 dev_caps = 0; - - /* Find out WoL support for port */ - adapter->wol_support = hw->wol_enabled = 0; - ixgbe_get_device_caps(hw, &dev_caps); - if ((dev_caps & IXGBE_DEVICE_CAPS_WOL_PORT0_1) || - ((dev_caps & IXGBE_DEVICE_CAPS_WOL_PORT0) && - hw->bus.func == 0)) - adapter->wol_support = hw->wol_enabled = 1; - - /* Save initial wake up filter configuration */ - adapter->wufc = IXGBE_READ_REG(hw, IXGBE_WUFC); - - return; -} - -/* - * Prepare the adapter/port for LPLU and/or WoL - */ -static int -ixgbe_setup_low_power_mode(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - device_t dev = adapter->dev; - s32 error = 0; - - mtx_assert(&adapter->core_mtx, MA_OWNED); - - if (!hw->wol_enabled) - ixgbe_set_phy_power(hw, FALSE); - - /* Limit power management flow to X550EM baseT */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T - && hw->phy.ops.enter_lplu) { - /* Turn off support for APM wakeup. (Using ACPI instead) */ - IXGBE_WRITE_REG(hw, IXGBE_GRC, - IXGBE_READ_REG(hw, IXGBE_GRC) & ~(u32)2); - - /* - * Clear Wake Up Status register to prevent any previous wakeup - * events from waking us up immediately after we suspend. - */ - IXGBE_WRITE_REG(hw, IXGBE_WUS, 0xffffffff); - - /* - * Program the Wakeup Filter Control register with user filter - * settings - */ - IXGBE_WRITE_REG(hw, IXGBE_WUFC, adapter->wufc); - - /* Enable wakeups and power management in Wakeup Control */ - IXGBE_WRITE_REG(hw, IXGBE_WUC, - IXGBE_WUC_WKEN | IXGBE_WUC_PME_EN); - - /* X550EM baseT adapters need a special LPLU flow */ - hw->phy.reset_disable = true; - ixgbe_stop(adapter); - error = hw->phy.ops.enter_lplu(hw); - if (error) - device_printf(dev, - "Error entering LPLU: %d\n", error); - hw->phy.reset_disable = false; - } else { - /* Just stop for other adapters */ - ixgbe_stop(adapter); - } - - return error; -} - -/********************************************************************** - * - * Update the board statistics counters. - * - **********************************************************************/ -static void -ixgbe_update_stats_counters(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - u32 missed_rx = 0, bprc, lxon, lxoff, total; - u64 total_missed_rx = 0; - - adapter->stats.pf.crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS); - adapter->stats.pf.illerrc += IXGBE_READ_REG(hw, IXGBE_ILLERRC); - adapter->stats.pf.errbc += IXGBE_READ_REG(hw, IXGBE_ERRBC); - adapter->stats.pf.mspdc += IXGBE_READ_REG(hw, IXGBE_MSPDC); - - for (int i = 0; i < 16; i++) { - adapter->stats.pf.qprc[i] += IXGBE_READ_REG(hw, IXGBE_QPRC(i)); - adapter->stats.pf.qptc[i] += IXGBE_READ_REG(hw, IXGBE_QPTC(i)); - adapter->stats.pf.qprdc[i] += IXGBE_READ_REG(hw, IXGBE_QPRDC(i)); - } - adapter->stats.pf.mlfc += IXGBE_READ_REG(hw, IXGBE_MLFC); - adapter->stats.pf.mrfc += IXGBE_READ_REG(hw, IXGBE_MRFC); - adapter->stats.pf.rlec += IXGBE_READ_REG(hw, IXGBE_RLEC); - - /* Hardware workaround, gprc counts missed packets */ - adapter->stats.pf.gprc += IXGBE_READ_REG(hw, IXGBE_GPRC); - adapter->stats.pf.gprc -= missed_rx; - - if (hw->mac.type != ixgbe_mac_82598EB) { - adapter->stats.pf.gorc += IXGBE_READ_REG(hw, IXGBE_GORCL) + - ((u64)IXGBE_READ_REG(hw, IXGBE_GORCH) << 32); - adapter->stats.pf.gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL) + - ((u64)IXGBE_READ_REG(hw, IXGBE_GOTCH) << 32); - adapter->stats.pf.tor += IXGBE_READ_REG(hw, IXGBE_TORL) + - ((u64)IXGBE_READ_REG(hw, IXGBE_TORH) << 32); - adapter->stats.pf.lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXCNT); - adapter->stats.pf.lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXCNT); - } else { - adapter->stats.pf.lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXC); - adapter->stats.pf.lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXC); - /* 82598 only has a counter in the high register */ - adapter->stats.pf.gorc += IXGBE_READ_REG(hw, IXGBE_GORCH); - adapter->stats.pf.gotc += IXGBE_READ_REG(hw, IXGBE_GOTCH); - adapter->stats.pf.tor += IXGBE_READ_REG(hw, IXGBE_TORH); - } - - /* - * Workaround: mprc hardware is incorrectly counting - * broadcasts, so for now we subtract those. - */ - bprc = IXGBE_READ_REG(hw, IXGBE_BPRC); - adapter->stats.pf.bprc += bprc; - adapter->stats.pf.mprc += IXGBE_READ_REG(hw, IXGBE_MPRC); - if (hw->mac.type == ixgbe_mac_82598EB) - adapter->stats.pf.mprc -= bprc; - - adapter->stats.pf.prc64 += IXGBE_READ_REG(hw, IXGBE_PRC64); - adapter->stats.pf.prc127 += IXGBE_READ_REG(hw, IXGBE_PRC127); - adapter->stats.pf.prc255 += IXGBE_READ_REG(hw, IXGBE_PRC255); - adapter->stats.pf.prc511 += IXGBE_READ_REG(hw, IXGBE_PRC511); - adapter->stats.pf.prc1023 += IXGBE_READ_REG(hw, IXGBE_PRC1023); - adapter->stats.pf.prc1522 += IXGBE_READ_REG(hw, IXGBE_PRC1522); - - lxon = IXGBE_READ_REG(hw, IXGBE_LXONTXC); - adapter->stats.pf.lxontxc += lxon; - lxoff = IXGBE_READ_REG(hw, IXGBE_LXOFFTXC); - adapter->stats.pf.lxofftxc += lxoff; - total = lxon + lxoff; - - adapter->stats.pf.gptc += IXGBE_READ_REG(hw, IXGBE_GPTC); - adapter->stats.pf.mptc += IXGBE_READ_REG(hw, IXGBE_MPTC); - adapter->stats.pf.ptc64 += IXGBE_READ_REG(hw, IXGBE_PTC64); - adapter->stats.pf.gptc -= total; - adapter->stats.pf.mptc -= total; - adapter->stats.pf.ptc64 -= total; - adapter->stats.pf.gotc -= total * ETHER_MIN_LEN; - - adapter->stats.pf.ruc += IXGBE_READ_REG(hw, IXGBE_RUC); - adapter->stats.pf.rfc += IXGBE_READ_REG(hw, IXGBE_RFC); - adapter->stats.pf.roc += IXGBE_READ_REG(hw, IXGBE_ROC); - adapter->stats.pf.rjc += IXGBE_READ_REG(hw, IXGBE_RJC); - adapter->stats.pf.mngprc += IXGBE_READ_REG(hw, IXGBE_MNGPRC); - adapter->stats.pf.mngpdc += IXGBE_READ_REG(hw, IXGBE_MNGPDC); - adapter->stats.pf.mngptc += IXGBE_READ_REG(hw, IXGBE_MNGPTC); - adapter->stats.pf.tpr += IXGBE_READ_REG(hw, IXGBE_TPR); - adapter->stats.pf.tpt += IXGBE_READ_REG(hw, IXGBE_TPT); - adapter->stats.pf.ptc127 += IXGBE_READ_REG(hw, IXGBE_PTC127); - adapter->stats.pf.ptc255 += IXGBE_READ_REG(hw, IXGBE_PTC255); - adapter->stats.pf.ptc511 += IXGBE_READ_REG(hw, IXGBE_PTC511); - adapter->stats.pf.ptc1023 += IXGBE_READ_REG(hw, IXGBE_PTC1023); - adapter->stats.pf.ptc1522 += IXGBE_READ_REG(hw, IXGBE_PTC1522); - adapter->stats.pf.bptc += IXGBE_READ_REG(hw, IXGBE_BPTC); - adapter->stats.pf.xec += IXGBE_READ_REG(hw, IXGBE_XEC); - adapter->stats.pf.fccrc += IXGBE_READ_REG(hw, IXGBE_FCCRC); - adapter->stats.pf.fclast += IXGBE_READ_REG(hw, IXGBE_FCLAST); - /* Only read FCOE on 82599 */ - if (hw->mac.type != ixgbe_mac_82598EB) { - adapter->stats.pf.fcoerpdc += IXGBE_READ_REG(hw, IXGBE_FCOERPDC); - adapter->stats.pf.fcoeprc += IXGBE_READ_REG(hw, IXGBE_FCOEPRC); - adapter->stats.pf.fcoeptc += IXGBE_READ_REG(hw, IXGBE_FCOEPTC); - adapter->stats.pf.fcoedwrc += IXGBE_READ_REG(hw, IXGBE_FCOEDWRC); - adapter->stats.pf.fcoedwtc += IXGBE_READ_REG(hw, IXGBE_FCOEDWTC); - } - - /* Fill out the OS statistics structure */ - IXGBE_SET_IPACKETS(adapter, adapter->stats.pf.gprc); - IXGBE_SET_OPACKETS(adapter, adapter->stats.pf.gptc); - IXGBE_SET_IBYTES(adapter, adapter->stats.pf.gorc); - IXGBE_SET_OBYTES(adapter, adapter->stats.pf.gotc); - IXGBE_SET_IMCASTS(adapter, adapter->stats.pf.mprc); - IXGBE_SET_OMCASTS(adapter, adapter->stats.pf.mptc); - IXGBE_SET_COLLISIONS(adapter, 0); - IXGBE_SET_IQDROPS(adapter, total_missed_rx); - IXGBE_SET_IERRORS(adapter, adapter->stats.pf.crcerrs - + adapter->stats.pf.rlec); -} - -#if __FreeBSD_version >= 1100036 -static uint64_t -ixgbe_get_counter(struct ifnet *ifp, ift_counter cnt) -{ - struct adapter *adapter; - struct tx_ring *txr; - uint64_t rv; - - adapter = if_getsoftc(ifp); - - switch (cnt) { - case IFCOUNTER_IPACKETS: - return (adapter->ipackets); - case IFCOUNTER_OPACKETS: - return (adapter->opackets); - case IFCOUNTER_IBYTES: - return (adapter->ibytes); - case IFCOUNTER_OBYTES: - return (adapter->obytes); - case IFCOUNTER_IMCASTS: - return (adapter->imcasts); - case IFCOUNTER_OMCASTS: - return (adapter->omcasts); - case IFCOUNTER_COLLISIONS: - return (0); - case IFCOUNTER_IQDROPS: - return (adapter->iqdrops); - case IFCOUNTER_OQDROPS: - rv = 0; - txr = adapter->tx_rings; - for (int i = 0; i < adapter->num_queues; i++, txr++) - rv += txr->br->br_drops; - return (rv); - case IFCOUNTER_IERRORS: - return (adapter->ierrors); - default: - return (if_get_counter_default(ifp, cnt)); - } -} -#endif - -/** ixgbe_sysctl_tdh_handler - Handler function - * Retrieves the TDH value from the hardware - */ -static int -ixgbe_sysctl_tdh_handler(SYSCTL_HANDLER_ARGS) -{ - int error; - - struct tx_ring *txr = ((struct tx_ring *)oidp->oid_arg1); - if (!txr) return 0; - - unsigned val = IXGBE_READ_REG(&txr->adapter->hw, IXGBE_TDH(txr->me)); - error = sysctl_handle_int(oidp, &val, 0, req); - if (error || !req->newptr) - return error; - return 0; -} - -/** ixgbe_sysctl_tdt_handler - Handler function - * Retrieves the TDT value from the hardware - */ -static int -ixgbe_sysctl_tdt_handler(SYSCTL_HANDLER_ARGS) -{ - int error; - - struct tx_ring *txr = ((struct tx_ring *)oidp->oid_arg1); - if (!txr) return 0; - - unsigned val = IXGBE_READ_REG(&txr->adapter->hw, IXGBE_TDT(txr->me)); - error = sysctl_handle_int(oidp, &val, 0, req); - if (error || !req->newptr) - return error; - return 0; -} - -/** ixgbe_sysctl_rdh_handler - Handler function - * Retrieves the RDH value from the hardware - */ -static int -ixgbe_sysctl_rdh_handler(SYSCTL_HANDLER_ARGS) -{ - int error; - - struct rx_ring *rxr = ((struct rx_ring *)oidp->oid_arg1); - if (!rxr) return 0; - - unsigned val = IXGBE_READ_REG(&rxr->adapter->hw, IXGBE_RDH(rxr->me)); - error = sysctl_handle_int(oidp, &val, 0, req); - if (error || !req->newptr) - return error; - return 0; -} - -/** ixgbe_sysctl_rdt_handler - Handler function - * Retrieves the RDT value from the hardware - */ -static int -ixgbe_sysctl_rdt_handler(SYSCTL_HANDLER_ARGS) -{ - int error; - - struct rx_ring *rxr = ((struct rx_ring *)oidp->oid_arg1); - if (!rxr) return 0; - - unsigned val = IXGBE_READ_REG(&rxr->adapter->hw, IXGBE_RDT(rxr->me)); - error = sysctl_handle_int(oidp, &val, 0, req); - if (error || !req->newptr) - return error; - return 0; -} - -static int -ixgbe_sysctl_interrupt_rate_handler(SYSCTL_HANDLER_ARGS) -{ - int error; - struct ix_queue *que = ((struct ix_queue *)oidp->oid_arg1); - unsigned int reg, usec, rate; - - reg = IXGBE_READ_REG(&que->adapter->hw, IXGBE_EITR(que->msix)); - usec = ((reg & 0x0FF8) >> 3); - if (usec > 0) - rate = 500000 / usec; - else - rate = 0; - error = sysctl_handle_int(oidp, &rate, 0, req); - if (error || !req->newptr) - return error; - reg &= ~0xfff; /* default, no limitation */ - ixgbe_max_interrupt_rate = 0; - if (rate > 0 && rate < 500000) { - if (rate < 1000) - rate = 1000; - ixgbe_max_interrupt_rate = rate; - reg |= ((4000000/rate) & 0xff8 ); - } - IXGBE_WRITE_REG(&que->adapter->hw, IXGBE_EITR(que->msix), reg); - return 0; -} - -static void -ixgbe_add_device_sysctls(struct adapter *adapter) -{ - device_t dev = adapter->dev; - struct ixgbe_hw *hw = &adapter->hw; - struct sysctl_oid_list *child; - struct sysctl_ctx_list *ctx; - - ctx = device_get_sysctl_ctx(dev); - child = SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); - - /* Sysctls for all devices */ - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "fc", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_flowcntl, "I", IXGBE_SYSCTL_DESC_SET_FC); - - SYSCTL_ADD_INT(ctx, child, OID_AUTO, "enable_aim", - CTLFLAG_RW, - &ixgbe_enable_aim, 1, "Interrupt Moderation"); - - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "advertise_speed", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_advertise, "I", IXGBE_SYSCTL_DESC_ADV_SPEED); - - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "thermal_test", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_thermal_test, "I", "Thermal Test"); - -#ifdef IXGBE_DEBUG - /* testing sysctls (for all devices) */ - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "power_state", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_power_state, "I", "PCI Power State"); - - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "print_rss_config", - CTLTYPE_STRING | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_print_rss_config, "A", "Prints RSS Configuration"); -#endif - /* for X550 series devices */ - if (hw->mac.type >= ixgbe_mac_X550) - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "dmac", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_dmac, "I", "DMA Coalesce"); - - /* for X552 backplane devices */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_KR) { - struct sysctl_oid *eee_node; - struct sysctl_oid_list *eee_list; - - eee_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "eee", - CTLFLAG_RD, NULL, - "Energy Efficient Ethernet sysctls"); - eee_list = SYSCTL_CHILDREN(eee_node); - - SYSCTL_ADD_PROC(ctx, eee_list, OID_AUTO, "enable", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_eee_enable, "I", - "Enable or Disable EEE"); - - SYSCTL_ADD_PROC(ctx, eee_list, OID_AUTO, "negotiated", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_eee_negotiated, "I", - "EEE negotiated on link"); - - SYSCTL_ADD_PROC(ctx, eee_list, OID_AUTO, "tx_lpi_status", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_eee_tx_lpi_status, "I", - "Whether or not TX link is in LPI state"); - - SYSCTL_ADD_PROC(ctx, eee_list, OID_AUTO, "rx_lpi_status", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_eee_rx_lpi_status, "I", - "Whether or not RX link is in LPI state"); - - SYSCTL_ADD_PROC(ctx, eee_list, OID_AUTO, "tx_lpi_delay", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_eee_tx_lpi_delay, "I", - "TX LPI entry delay in microseconds"); - } - - /* for WoL-capable devices */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) { - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "wol_enable", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_wol_enable, "I", - "Enable/Disable Wake on LAN"); - - SYSCTL_ADD_PROC(ctx, child, OID_AUTO, "wufc", - CTLTYPE_INT | CTLFLAG_RW, adapter, 0, - ixgbe_sysctl_wufc, "I", - "Enable/Disable Wake Up Filters"); - } - - /* for X552/X557-AT devices */ - if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) { - struct sysctl_oid *phy_node; - struct sysctl_oid_list *phy_list; - - phy_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "phy", - CTLFLAG_RD, NULL, - "External PHY sysctls"); - phy_list = SYSCTL_CHILDREN(phy_node); - - SYSCTL_ADD_PROC(ctx, phy_list, OID_AUTO, "temp", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_phy_temp, "I", - "Current External PHY Temperature (Celsius)"); - - SYSCTL_ADD_PROC(ctx, phy_list, OID_AUTO, "overtemp_occurred", - CTLTYPE_INT | CTLFLAG_RD, adapter, 0, - ixgbe_sysctl_phy_overtemp_occurred, "I", - "External PHY High Temperature Event Occurred"); - } -} - -/* - * Add sysctl variables, one per statistic, to the system. - */ -static void -ixgbe_add_hw_stats(struct adapter *adapter) -{ - device_t dev = adapter->dev; - - struct tx_ring *txr = adapter->tx_rings; - struct rx_ring *rxr = adapter->rx_rings; - - struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); - struct sysctl_oid *tree = device_get_sysctl_tree(dev); - struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree); - struct ixgbe_hw_stats *stats = &adapter->stats.pf; - - struct sysctl_oid *stat_node, *queue_node; - struct sysctl_oid_list *stat_list, *queue_list; - -#define QUEUE_NAME_LEN 32 - char namebuf[QUEUE_NAME_LEN]; - - /* Driver Statistics */ - SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "dropped", - CTLFLAG_RD, &adapter->dropped_pkts, - "Driver dropped packets"); - SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "mbuf_defrag_failed", - CTLFLAG_RD, &adapter->mbuf_defrag_failed, - "m_defrag() failed"); - SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "watchdog_events", - CTLFLAG_RD, &adapter->watchdog_events, - "Watchdog timeouts"); - SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "link_irq", - CTLFLAG_RD, &adapter->link_irq, - "Link MSIX IRQ Handled"); - - for (int i = 0; i < adapter->num_queues; i++, txr++) { - snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i); - queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, namebuf, - CTLFLAG_RD, NULL, "Queue Name"); - queue_list = SYSCTL_CHILDREN(queue_node); - - SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "interrupt_rate", - CTLTYPE_UINT | CTLFLAG_RW, &adapter->queues[i], - sizeof(&adapter->queues[i]), - ixgbe_sysctl_interrupt_rate_handler, "IU", - "Interrupt Rate"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "irqs", - CTLFLAG_RD, &(adapter->queues[i].irqs), - "irqs on this queue"); - SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "txd_head", - CTLTYPE_UINT | CTLFLAG_RD, txr, sizeof(txr), - ixgbe_sysctl_tdh_handler, "IU", - "Transmit Descriptor Head"); - SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "txd_tail", - CTLTYPE_UINT | CTLFLAG_RD, txr, sizeof(txr), - ixgbe_sysctl_tdt_handler, "IU", - "Transmit Descriptor Tail"); - SYSCTL_ADD_ULONG(ctx, queue_list, OID_AUTO, "tso_tx", - CTLFLAG_RD, &txr->tso_tx, - "TSO"); - SYSCTL_ADD_ULONG(ctx, queue_list, OID_AUTO, "no_tx_dma_setup", - CTLFLAG_RD, &txr->no_tx_dma_setup, - "Driver tx dma failure in xmit"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "no_desc_avail", - CTLFLAG_RD, &txr->no_desc_avail, - "Queue No Descriptor Available"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tx_packets", - CTLFLAG_RD, &txr->total_packets, - "Queue Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "br_drops", - CTLFLAG_RD, &txr->br->br_drops, - "Packets dropped in buf_ring"); - } - - for (int i = 0; i < adapter->num_queues; i++, rxr++) { - snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i); - queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, namebuf, - CTLFLAG_RD, NULL, "Queue Name"); - queue_list = SYSCTL_CHILDREN(queue_node); - - struct lro_ctrl *lro = &rxr->lro; - - snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i); - queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, namebuf, - CTLFLAG_RD, NULL, "Queue Name"); - queue_list = SYSCTL_CHILDREN(queue_node); - - SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "rxd_head", - CTLTYPE_UINT | CTLFLAG_RD, rxr, sizeof(rxr), - ixgbe_sysctl_rdh_handler, "IU", - "Receive Descriptor Head"); - SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "rxd_tail", - CTLTYPE_UINT | CTLFLAG_RD, rxr, sizeof(rxr), - ixgbe_sysctl_rdt_handler, "IU", - "Receive Descriptor Tail"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_packets", - CTLFLAG_RD, &rxr->rx_packets, - "Queue Packets Received"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_bytes", - CTLFLAG_RD, &rxr->rx_bytes, - "Queue Bytes Received"); - SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_copies", - CTLFLAG_RD, &rxr->rx_copies, - "Copied RX Frames"); - SYSCTL_ADD_U64(ctx, queue_list, OID_AUTO, "lro_queued", - CTLFLAG_RD, &lro->lro_queued, 0, - "LRO Queued"); - SYSCTL_ADD_U64(ctx, queue_list, OID_AUTO, "lro_flushed", - CTLFLAG_RD, &lro->lro_flushed, 0, - "LRO Flushed"); - } - - /* MAC stats get the own sub node */ - - stat_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "mac_stats", - CTLFLAG_RD, NULL, "MAC Statistics"); - stat_list = SYSCTL_CHILDREN(stat_node); - - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "crc_errs", - CTLFLAG_RD, &stats->crcerrs, - "CRC Errors"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "ill_errs", - CTLFLAG_RD, &stats->illerrc, - "Illegal Byte Errors"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "byte_errs", - CTLFLAG_RD, &stats->errbc, - "Byte Errors"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "short_discards", - CTLFLAG_RD, &stats->mspdc, - "MAC Short Packets Discarded"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "local_faults", - CTLFLAG_RD, &stats->mlfc, - "MAC Local Faults"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "remote_faults", - CTLFLAG_RD, &stats->mrfc, - "MAC Remote Faults"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rec_len_errs", - CTLFLAG_RD, &stats->rlec, - "Receive Length Errors"); - - /* Flow Control stats */ - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xon_txd", - CTLFLAG_RD, &stats->lxontxc, - "Link XON Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xon_recvd", - CTLFLAG_RD, &stats->lxonrxc, - "Link XON Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xoff_txd", - CTLFLAG_RD, &stats->lxofftxc, - "Link XOFF Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xoff_recvd", - CTLFLAG_RD, &stats->lxoffrxc, - "Link XOFF Received"); - - /* Packet Reception Stats */ - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_octets_rcvd", - CTLFLAG_RD, &stats->tor, - "Total Octets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_octets_rcvd", - CTLFLAG_RD, &stats->gorc, - "Good Octets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_pkts_rcvd", - CTLFLAG_RD, &stats->tpr, - "Total Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_pkts_rcvd", - CTLFLAG_RD, &stats->gprc, - "Good Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "mcast_pkts_rcvd", - CTLFLAG_RD, &stats->mprc, - "Multicast Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "bcast_pkts_rcvd", - CTLFLAG_RD, &stats->bprc, - "Broadcast Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_64", - CTLFLAG_RD, &stats->prc64, - "64 byte frames received "); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_65_127", - CTLFLAG_RD, &stats->prc127, - "65-127 byte frames received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_128_255", - CTLFLAG_RD, &stats->prc255, - "128-255 byte frames received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_256_511", - CTLFLAG_RD, &stats->prc511, - "256-511 byte frames received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_512_1023", - CTLFLAG_RD, &stats->prc1023, - "512-1023 byte frames received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_1024_1522", - CTLFLAG_RD, &stats->prc1522, - "1023-1522 byte frames received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_undersized", - CTLFLAG_RD, &stats->ruc, - "Receive Undersized"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_fragmented", - CTLFLAG_RD, &stats->rfc, - "Fragmented Packets Received "); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_oversized", - CTLFLAG_RD, &stats->roc, - "Oversized Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_jabberd", - CTLFLAG_RD, &stats->rjc, - "Received Jabber"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_rcvd", - CTLFLAG_RD, &stats->mngprc, - "Management Packets Received"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_drpd", - CTLFLAG_RD, &stats->mngptc, - "Management Packets Dropped"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "checksum_errs", - CTLFLAG_RD, &stats->xec, - "Checksum Errors"); - - /* Packet Transmission Stats */ - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_octets_txd", - CTLFLAG_RD, &stats->gotc, - "Good Octets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_pkts_txd", - CTLFLAG_RD, &stats->tpt, - "Total Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_pkts_txd", - CTLFLAG_RD, &stats->gptc, - "Good Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "bcast_pkts_txd", - CTLFLAG_RD, &stats->bptc, - "Broadcast Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "mcast_pkts_txd", - CTLFLAG_RD, &stats->mptc, - "Multicast Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_txd", - CTLFLAG_RD, &stats->mngptc, - "Management Packets Transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_64", - CTLFLAG_RD, &stats->ptc64, - "64 byte frames transmitted "); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_65_127", - CTLFLAG_RD, &stats->ptc127, - "65-127 byte frames transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_128_255", - CTLFLAG_RD, &stats->ptc255, - "128-255 byte frames transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_256_511", - CTLFLAG_RD, &stats->ptc511, - "256-511 byte frames transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_512_1023", - CTLFLAG_RD, &stats->ptc1023, - "512-1023 byte frames transmitted"); - SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_1024_1522", - CTLFLAG_RD, &stats->ptc1522, - "1024-1522 byte frames transmitted"); -} - -static void -ixgbe_set_sysctl_value(struct adapter *adapter, const char *name, - const char *description, int *limit, int value) -{ - *limit = value; - SYSCTL_ADD_INT(device_get_sysctl_ctx(adapter->dev), - SYSCTL_CHILDREN(device_get_sysctl_tree(adapter->dev)), - OID_AUTO, name, CTLFLAG_RW, limit, value, description); -} - -/* -** Set flow control using sysctl: -** Flow control values: -** 0 - off -** 1 - rx pause -** 2 - tx pause -** 3 - full -*/ -static int -ixgbe_sysctl_flowcntl(SYSCTL_HANDLER_ARGS) -{ - int error, fc; - struct adapter *adapter; - - adapter = (struct adapter *) arg1; - fc = adapter->fc; - - error = sysctl_handle_int(oidp, &fc, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - - /* Don't bother if it's not changed */ - if (adapter->fc == fc) - return (0); - - return ixgbe_set_flowcntl(adapter, fc); -} - - -static int -ixgbe_set_flowcntl(struct adapter *adapter, int fc) -{ - - switch (fc) { - case ixgbe_fc_rx_pause: - case ixgbe_fc_tx_pause: - case ixgbe_fc_full: - adapter->hw.fc.requested_mode = adapter->fc; - if (adapter->num_queues > 1) - ixgbe_disable_rx_drop(adapter); - break; - case ixgbe_fc_none: - adapter->hw.fc.requested_mode = ixgbe_fc_none; - if (adapter->num_queues > 1) - ixgbe_enable_rx_drop(adapter); - break; - default: - return (EINVAL); - } - adapter->fc = fc; - /* Don't autoneg if forcing a value */ - adapter->hw.fc.disable_fc_autoneg = TRUE; - ixgbe_fc_enable(&adapter->hw); - return (0); -} - -/* -** Control advertised link speed: -** Flags: -** 0x1 - advertise 100 Mb -** 0x2 - advertise 1G -** 0x4 - advertise 10G -*/ -static int -ixgbe_sysctl_advertise(SYSCTL_HANDLER_ARGS) -{ - int error, advertise; - struct adapter *adapter; - - adapter = (struct adapter *) arg1; - advertise = adapter->advertise; - - error = sysctl_handle_int(oidp, &advertise, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - - return ixgbe_set_advertise(adapter, advertise); -} - -static int -ixgbe_set_advertise(struct adapter *adapter, int advertise) -{ - device_t dev; - struct ixgbe_hw *hw; - ixgbe_link_speed speed; - - /* Checks to validate new value */ - if (adapter->advertise == advertise) /* no change */ - return (0); - - hw = &adapter->hw; - dev = adapter->dev; - - /* No speed changes for backplane media */ - if (hw->phy.media_type == ixgbe_media_type_backplane) - return (ENODEV); - - if (!((hw->phy.media_type == ixgbe_media_type_copper) || - (hw->phy.multispeed_fiber))) { - device_printf(dev, - "Advertised speed can only be set on copper or " - "multispeed fiber media types.\n"); - return (EINVAL); - } - - if (advertise < 0x1 || advertise > 0x7) { - device_printf(dev, - "Invalid advertised speed; valid modes are 0x1 through 0x7\n"); - return (EINVAL); - } - - if ((advertise & 0x1) - && (hw->mac.type != ixgbe_mac_X540) - && (hw->mac.type != ixgbe_mac_X550)) { - device_printf(dev, "Set Advertise: 100Mb on X540/X550 only\n"); - return (EINVAL); - } - - /* Set new value and report new advertised mode */ - speed = 0; - if (advertise & 0x1) - speed |= IXGBE_LINK_SPEED_100_FULL; - if (advertise & 0x2) - speed |= IXGBE_LINK_SPEED_1GB_FULL; - if (advertise & 0x4) - speed |= IXGBE_LINK_SPEED_10GB_FULL; - adapter->advertise = advertise; - - hw->mac.autotry_restart = TRUE; - hw->mac.ops.setup_link(hw, speed, TRUE); - - return (0); -} - -/* - * The following two sysctls are for X552/X557-AT devices; - * they deal with the external PHY used in them. - */ -static int -ixgbe_sysctl_phy_temp(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - u16 reg; - - if (hw->device_id != IXGBE_DEV_ID_X550EM_X_10G_T) { - device_printf(adapter->dev, - "Device has no supported external thermal sensor.\n"); - return (ENODEV); - } - - if (hw->phy.ops.read_reg(hw, IXGBE_PHY_CURRENT_TEMP, - IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, - ®)) { - device_printf(adapter->dev, - "Error reading from PHY's current temperature register\n"); - return (EAGAIN); - } - - /* Shift temp for output */ - reg = reg >> 8; - - return (sysctl_handle_int(oidp, NULL, reg, req)); -} - -/* - * Reports whether the current PHY temperature is over - * the overtemp threshold. - * - This is reported directly from the PHY - */ -static int -ixgbe_sysctl_phy_overtemp_occurred(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - u16 reg; - - if (hw->device_id != IXGBE_DEV_ID_X550EM_X_10G_T) { - device_printf(adapter->dev, - "Device has no supported external thermal sensor.\n"); - return (ENODEV); - } - - if (hw->phy.ops.read_reg(hw, IXGBE_PHY_OVERTEMP_STATUS, - IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, - ®)) { - device_printf(adapter->dev, - "Error reading from PHY's temperature status register\n"); - return (EAGAIN); - } - - /* Get occurrence bit */ - reg = !!(reg & 0x4000); - return (sysctl_handle_int(oidp, 0, reg, req)); -} - -/* -** Thermal Shutdown Trigger (internal MAC) -** - Set this to 1 to cause an overtemp event to occur -*/ -static int -ixgbe_sysctl_thermal_test(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - int error, fire = 0; - - error = sysctl_handle_int(oidp, &fire, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - - if (fire) { - u32 reg = IXGBE_READ_REG(hw, IXGBE_EICS); - reg |= IXGBE_EICR_TS; - IXGBE_WRITE_REG(hw, IXGBE_EICS, reg); - } - - return (0); -} - -/* -** Manage DMA Coalescing. -** Control values: -** 0/1 - off / on (use default value of 1000) -** -** Legal timer values are: -** 50,100,250,500,1000,2000,5000,10000 -** -** Turning off interrupt moderation will also turn this off. -*/ -static int -ixgbe_sysctl_dmac(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ifnet *ifp = adapter->ifp; - int error; - u32 newval; - - newval = adapter->dmac; - error = sysctl_handle_int(oidp, &newval, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - - switch (newval) { - case 0: - /* Disabled */ - adapter->dmac = 0; - break; - case 1: - /* Enable and use default */ - adapter->dmac = 1000; - break; - case 50: - case 100: - case 250: - case 500: - case 1000: - case 2000: - case 5000: - case 10000: - /* Legal values - allow */ - adapter->dmac = newval; - break; - default: - /* Do nothing, illegal value */ - return (EINVAL); - } - - /* Re-initialize hardware if it's already running */ - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ixgbe_init(adapter); - - return (0); -} - -#ifdef IXGBE_DEBUG -/** - * Sysctl to test power states - * Values: - * 0 - set device to D0 - * 3 - set device to D3 - * (none) - get current device power state - */ -static int -ixgbe_sysctl_power_state(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - device_t dev = adapter->dev; - int curr_ps, new_ps, error = 0; - - curr_ps = new_ps = pci_get_powerstate(dev); - - error = sysctl_handle_int(oidp, &new_ps, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - - if (new_ps == curr_ps) - return (0); - - if (new_ps == 3 && curr_ps == 0) - error = DEVICE_SUSPEND(dev); - else if (new_ps == 0 && curr_ps == 3) - error = DEVICE_RESUME(dev); - else - return (EINVAL); - - device_printf(dev, "New state: %d\n", pci_get_powerstate(dev)); - - return (error); -} -#endif -/* - * Sysctl to enable/disable the WoL capability, if supported by the adapter. - * Values: - * 0 - disabled - * 1 - enabled - */ -static int -ixgbe_sysctl_wol_enable(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - int new_wol_enabled; - int error = 0; - - new_wol_enabled = hw->wol_enabled; - error = sysctl_handle_int(oidp, &new_wol_enabled, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - new_wol_enabled = !!(new_wol_enabled); - if (new_wol_enabled == hw->wol_enabled) - return (0); - - if (new_wol_enabled > 0 && !adapter->wol_support) - return (ENODEV); - else - hw->wol_enabled = new_wol_enabled; - - return (0); -} - -/* - * Sysctl to enable/disable the Energy Efficient Ethernet capability, - * if supported by the adapter. - * Values: - * 0 - disabled - * 1 - enabled - */ -static int -ixgbe_sysctl_eee_enable(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - struct ifnet *ifp = adapter->ifp; - int new_eee_enabled, error = 0; - - new_eee_enabled = adapter->eee_enabled; - error = sysctl_handle_int(oidp, &new_eee_enabled, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - new_eee_enabled = !!(new_eee_enabled); - if (new_eee_enabled == adapter->eee_enabled) - return (0); - - if (new_eee_enabled > 0 && !hw->mac.ops.setup_eee) - return (ENODEV); - else - adapter->eee_enabled = new_eee_enabled; - - /* Re-initialize hardware if it's already running */ - if (ifp->if_drv_flags & IFF_DRV_RUNNING) - ixgbe_init(adapter); - - return (0); -} - -/* - * Read-only sysctl indicating whether EEE support was negotiated - * on the link. - */ -static int -ixgbe_sysctl_eee_negotiated(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - bool status; - - status = !!(IXGBE_READ_REG(hw, IXGBE_EEE_STAT) & IXGBE_EEE_STAT_NEG); - - return (sysctl_handle_int(oidp, 0, status, req)); -} - -/* - * Read-only sysctl indicating whether RX Link is in LPI state. - */ -static int -ixgbe_sysctl_eee_rx_lpi_status(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - bool status; - - status = !!(IXGBE_READ_REG(hw, IXGBE_EEE_STAT) & - IXGBE_EEE_RX_LPI_STATUS); - - return (sysctl_handle_int(oidp, 0, status, req)); -} - -/* - * Read-only sysctl indicating whether TX Link is in LPI state. - */ -static int -ixgbe_sysctl_eee_tx_lpi_status(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - bool status; - - status = !!(IXGBE_READ_REG(hw, IXGBE_EEE_STAT) & - IXGBE_EEE_TX_LPI_STATUS); - - return (sysctl_handle_int(oidp, 0, status, req)); -} - -/* - * Read-only sysctl indicating TX Link LPI delay - */ -static int -ixgbe_sysctl_eee_tx_lpi_delay(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - struct ixgbe_hw *hw = &adapter->hw; - u32 reg; - - reg = IXGBE_READ_REG(hw, IXGBE_EEE_SU); - - return (sysctl_handle_int(oidp, 0, reg >> 26, req)); -} - -/* - * Sysctl to enable/disable the types of packets that the - * adapter will wake up on upon receipt. - * WUFC - Wake Up Filter Control - * Flags: - * 0x1 - Link Status Change - * 0x2 - Magic Packet - * 0x4 - Direct Exact - * 0x8 - Directed Multicast - * 0x10 - Broadcast - * 0x20 - ARP/IPv4 Request Packet - * 0x40 - Direct IPv4 Packet - * 0x80 - Direct IPv6 Packet - * - * Setting another flag will cause the sysctl to return an - * error. - */ -static int -ixgbe_sysctl_wufc(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *) arg1; - int error = 0; - u32 new_wufc; - - new_wufc = adapter->wufc; - - error = sysctl_handle_int(oidp, &new_wufc, 0, req); - if ((error) || (req->newptr == NULL)) - return (error); - if (new_wufc == adapter->wufc) - return (0); - - if (new_wufc & 0xffffff00) - return (EINVAL); - else { - new_wufc &= 0xff; - new_wufc |= (0xffffff & adapter->wufc); - adapter->wufc = new_wufc; - } - - return (0); -} - -#ifdef IXGBE_DEBUG -static int -ixgbe_sysctl_print_rss_config(SYSCTL_HANDLER_ARGS) -{ - struct adapter *adapter = (struct adapter *)arg1; - struct ixgbe_hw *hw = &adapter->hw; - device_t dev = adapter->dev; - int error = 0, reta_size; - struct sbuf *buf; - u32 reg; - - buf = sbuf_new_for_sysctl(NULL, NULL, 128, req); - if (!buf) { - device_printf(dev, "Could not allocate sbuf for output.\n"); - return (ENOMEM); - } - - // TODO: use sbufs to make a string to print out - /* Set multiplier for RETA setup and table size based on MAC */ - switch (adapter->hw.mac.type) { - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - reta_size = 128; - break; - default: - reta_size = 32; - break; - } - - /* Print out the redirection table */ - sbuf_cat(buf, "\n"); - for (int i = 0; i < reta_size; i++) { - if (i < 32) { - reg = IXGBE_READ_REG(hw, IXGBE_RETA(i)); - sbuf_printf(buf, "RETA(%2d): 0x%08x\n", i, reg); - } else { - reg = IXGBE_READ_REG(hw, IXGBE_ERETA(i - 32)); - sbuf_printf(buf, "ERETA(%2d): 0x%08x\n", i - 32, reg); - } - } - - // TODO: print more config - - error = sbuf_finish(buf); - if (error) - device_printf(dev, "Error finishing sbuf: %d\n", error); - - sbuf_delete(buf); - return (0); -} -#endif /* IXGBE_DEBUG */ - -/* -** Enable the hardware to drop packets when the buffer is -** full. This is useful when multiqueue,so that no single -** queue being full stalls the entire RX engine. We only -** enable this when Multiqueue AND when Flow Control is -** disabled. -*/ -static void -ixgbe_enable_rx_drop(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - - for (int i = 0; i < adapter->num_queues; i++) { - struct rx_ring *rxr = &adapter->rx_rings[i]; - u32 srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(rxr->me)); - srrctl |= IXGBE_SRRCTL_DROP_EN; - IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxr->me), srrctl); - } -#ifdef PCI_IOV - /* enable drop for each vf */ - for (int i = 0; i < adapter->num_vfs; i++) { - IXGBE_WRITE_REG(hw, IXGBE_QDE, - (IXGBE_QDE_WRITE | (i << IXGBE_QDE_IDX_SHIFT) | - IXGBE_QDE_ENABLE)); - } -#endif -} - -static void -ixgbe_disable_rx_drop(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - - for (int i = 0; i < adapter->num_queues; i++) { - struct rx_ring *rxr = &adapter->rx_rings[i]; - u32 srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(rxr->me)); - srrctl &= ~IXGBE_SRRCTL_DROP_EN; - IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxr->me), srrctl); - } -#ifdef PCI_IOV - /* disable drop for each vf */ - for (int i = 0; i < adapter->num_vfs; i++) { - IXGBE_WRITE_REG(hw, IXGBE_QDE, - (IXGBE_QDE_WRITE | (i << IXGBE_QDE_IDX_SHIFT))); - } -#endif -} - -static void -ixgbe_rearm_queues(struct adapter *adapter, u64 queues) -{ - u32 mask; - - switch (adapter->hw.mac.type) { - case ixgbe_mac_82598EB: - mask = (IXGBE_EIMS_RTX_QUEUE & queues); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); - break; - case ixgbe_mac_82599EB: - case ixgbe_mac_X540: - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - mask = (queues & 0xFFFFFFFF); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS_EX(0), mask); - mask = (queues >> 32); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS_EX(1), mask); - break; - default: - break; - } -} - -#ifdef PCI_IOV - -/* -** Support functions for SRIOV/VF management -*/ - -static void -ixgbe_ping_all_vfs(struct adapter *adapter) -{ - struct ixgbe_vf *vf; - - for (int i = 0; i < adapter->num_vfs; i++) { - vf = &adapter->vfs[i]; - if (vf->flags & IXGBE_VF_ACTIVE) - ixgbe_send_vf_msg(adapter, vf, IXGBE_PF_CONTROL_MSG); - } -} - - -static void -ixgbe_vf_set_default_vlan(struct adapter *adapter, struct ixgbe_vf *vf, - uint16_t tag) -{ - struct ixgbe_hw *hw; - uint32_t vmolr, vmvir; - - hw = &adapter->hw; - - vf->vlan_tag = tag; - - vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf->pool)); - - /* Do not receive packets that pass inexact filters. */ - vmolr &= ~(IXGBE_VMOLR_ROMPE | IXGBE_VMOLR_ROPE); - - /* Disable Multicast Promicuous Mode. */ - vmolr &= ~IXGBE_VMOLR_MPE; - - /* Accept broadcasts. */ - vmolr |= IXGBE_VMOLR_BAM; - - if (tag == 0) { - /* Accept non-vlan tagged traffic. */ - //vmolr |= IXGBE_VMOLR_AUPE; - - /* Allow VM to tag outgoing traffic; no default tag. */ - vmvir = 0; - } else { - /* Require vlan-tagged traffic. */ - vmolr &= ~IXGBE_VMOLR_AUPE; - - /* Tag all traffic with provided vlan tag. */ - vmvir = (tag | IXGBE_VMVIR_VLANA_DEFAULT); - } - IXGBE_WRITE_REG(hw, IXGBE_VMOLR(vf->pool), vmolr); - IXGBE_WRITE_REG(hw, IXGBE_VMVIR(vf->pool), vmvir); -} - - -static boolean_t -ixgbe_vf_frame_size_compatible(struct adapter *adapter, struct ixgbe_vf *vf) -{ - - /* - * Frame size compatibility between PF and VF is only a problem on - * 82599-based cards. X540 and later support any combination of jumbo - * frames on PFs and VFs. - */ - if (adapter->hw.mac.type != ixgbe_mac_82599EB) - return (TRUE); - - switch (vf->api_ver) { - case IXGBE_API_VER_1_0: - case IXGBE_API_VER_UNKNOWN: - /* - * On legacy (1.0 and older) VF versions, we don't support jumbo - * frames on either the PF or the VF. - */ - if (adapter->max_frame_size > ETHER_MAX_LEN || - vf->max_frame_size > ETHER_MAX_LEN) - return (FALSE); - - return (TRUE); - - break; - case IXGBE_API_VER_1_1: - default: - /* - * 1.1 or later VF versions always work if they aren't using - * jumbo frames. - */ - if (vf->max_frame_size <= ETHER_MAX_LEN) - return (TRUE); - - /* - * Jumbo frames only work with VFs if the PF is also using jumbo - * frames. - */ - if (adapter->max_frame_size <= ETHER_MAX_LEN) - return (TRUE); - - return (FALSE); - - } -} - - -static void -ixgbe_process_vf_reset(struct adapter *adapter, struct ixgbe_vf *vf) -{ - ixgbe_vf_set_default_vlan(adapter, vf, vf->default_vlan); - - // XXX clear multicast addresses - - ixgbe_clear_rar(&adapter->hw, vf->rar_index); - - vf->api_ver = IXGBE_API_VER_UNKNOWN; -} - - -static void -ixgbe_vf_enable_transmit(struct adapter *adapter, struct ixgbe_vf *vf) -{ - struct ixgbe_hw *hw; - uint32_t vf_index, vfte; - - hw = &adapter->hw; - - vf_index = IXGBE_VF_INDEX(vf->pool); - vfte = IXGBE_READ_REG(hw, IXGBE_VFTE(vf_index)); - vfte |= IXGBE_VF_BIT(vf->pool); - IXGBE_WRITE_REG(hw, IXGBE_VFTE(vf_index), vfte); -} - - -static void -ixgbe_vf_enable_receive(struct adapter *adapter, struct ixgbe_vf *vf) -{ - struct ixgbe_hw *hw; - uint32_t vf_index, vfre; - - hw = &adapter->hw; - - vf_index = IXGBE_VF_INDEX(vf->pool); - vfre = IXGBE_READ_REG(hw, IXGBE_VFRE(vf_index)); - if (ixgbe_vf_frame_size_compatible(adapter, vf)) - vfre |= IXGBE_VF_BIT(vf->pool); - else - vfre &= ~IXGBE_VF_BIT(vf->pool); - IXGBE_WRITE_REG(hw, IXGBE_VFRE(vf_index), vfre); -} - - -static void -ixgbe_vf_reset_msg(struct adapter *adapter, struct ixgbe_vf *vf, uint32_t *msg) -{ - struct ixgbe_hw *hw; - uint32_t ack; - uint32_t resp[IXGBE_VF_PERMADDR_MSG_LEN]; - - hw = &adapter->hw; - - ixgbe_process_vf_reset(adapter, vf); - - if (ixgbe_validate_mac_addr(vf->ether_addr) == 0) { - ixgbe_set_rar(&adapter->hw, vf->rar_index, - vf->ether_addr, vf->pool, TRUE); - ack = IXGBE_VT_MSGTYPE_ACK; - } else - ack = IXGBE_VT_MSGTYPE_NACK; - - ixgbe_vf_enable_transmit(adapter, vf); - ixgbe_vf_enable_receive(adapter, vf); - - vf->flags |= IXGBE_VF_CTS; - - resp[0] = IXGBE_VF_RESET | ack | IXGBE_VT_MSGTYPE_CTS; - bcopy(vf->ether_addr, &resp[1], ETHER_ADDR_LEN); - resp[3] = hw->mac.mc_filter_type; - ixgbe_write_mbx(hw, resp, IXGBE_VF_PERMADDR_MSG_LEN, vf->pool); -} - - -static void -ixgbe_vf_set_mac(struct adapter *adapter, struct ixgbe_vf *vf, uint32_t *msg) -{ - uint8_t *mac; - - mac = (uint8_t*)&msg[1]; - - /* Check that the VF has permission to change the MAC address. */ - if (!(vf->flags & IXGBE_VF_CAP_MAC) && ixgbe_vf_mac_changed(vf, mac)) { - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - if (ixgbe_validate_mac_addr(mac) != 0) { - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - bcopy(mac, vf->ether_addr, ETHER_ADDR_LEN); - - ixgbe_set_rar(&adapter->hw, vf->rar_index, vf->ether_addr, - vf->pool, TRUE); - - ixgbe_send_vf_ack(adapter, vf, msg[0]); -} - - -/* -** VF multicast addresses are set by using the appropriate bit in -** 1 of 128 32 bit addresses (4096 possible). -*/ -static void -ixgbe_vf_set_mc_addr(struct adapter *adapter, struct ixgbe_vf *vf, u32 *msg) -{ - u16 *list = (u16*)&msg[1]; - int entries; - u32 vmolr, vec_bit, vec_reg, mta_reg; - - entries = (msg[0] & IXGBE_VT_MSGINFO_MASK) >> IXGBE_VT_MSGINFO_SHIFT; - entries = min(entries, IXGBE_MAX_VF_MC); - - vmolr = IXGBE_READ_REG(&adapter->hw, IXGBE_VMOLR(vf->pool)); - - vf->num_mc_hashes = entries; - - /* Set the appropriate MTA bit */ - for (int i = 0; i < entries; i++) { - vf->mc_hash[i] = list[i]; - vec_reg = (vf->mc_hash[i] >> 5) & 0x7F; - vec_bit = vf->mc_hash[i] & 0x1F; - mta_reg = IXGBE_READ_REG(&adapter->hw, IXGBE_MTA(vec_reg)); - mta_reg |= (1 << vec_bit); - IXGBE_WRITE_REG(&adapter->hw, IXGBE_MTA(vec_reg), mta_reg); - } - - vmolr |= IXGBE_VMOLR_ROMPE; - IXGBE_WRITE_REG(&adapter->hw, IXGBE_VMOLR(vf->pool), vmolr); - ixgbe_send_vf_ack(adapter, vf, msg[0]); - return; -} - - -static void -ixgbe_vf_set_vlan(struct adapter *adapter, struct ixgbe_vf *vf, uint32_t *msg) -{ - struct ixgbe_hw *hw; - int enable; - uint16_t tag; - - hw = &adapter->hw; - enable = IXGBE_VT_MSGINFO(msg[0]); - tag = msg[1] & IXGBE_VLVF_VLANID_MASK; - - if (!(vf->flags & IXGBE_VF_CAP_VLAN)) { - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - /* It is illegal to enable vlan tag 0. */ - if (tag == 0 && enable != 0){ - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - ixgbe_set_vfta(hw, tag, vf->pool, enable); - ixgbe_send_vf_ack(adapter, vf, msg[0]); -} - - -static void -ixgbe_vf_set_lpe(struct adapter *adapter, struct ixgbe_vf *vf, uint32_t *msg) -{ - struct ixgbe_hw *hw; - uint32_t vf_max_size, pf_max_size, mhadd; - - hw = &adapter->hw; - vf_max_size = msg[1]; - - if (vf_max_size < ETHER_CRC_LEN) { - /* We intentionally ACK invalid LPE requests. */ - ixgbe_send_vf_ack(adapter, vf, msg[0]); - return; - } - - vf_max_size -= ETHER_CRC_LEN; - - if (vf_max_size > IXGBE_MAX_FRAME_SIZE) { - /* We intentionally ACK invalid LPE requests. */ - ixgbe_send_vf_ack(adapter, vf, msg[0]); - return; - } - - vf->max_frame_size = vf_max_size; - ixgbe_update_max_frame(adapter, vf->max_frame_size); - - /* - * We might have to disable reception to this VF if the frame size is - * not compatible with the config on the PF. - */ - ixgbe_vf_enable_receive(adapter, vf); - - mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD); - pf_max_size = (mhadd & IXGBE_MHADD_MFS_MASK) >> IXGBE_MHADD_MFS_SHIFT; - - if (pf_max_size < adapter->max_frame_size) { - mhadd &= ~IXGBE_MHADD_MFS_MASK; - mhadd |= adapter->max_frame_size << IXGBE_MHADD_MFS_SHIFT; - IXGBE_WRITE_REG(hw, IXGBE_MHADD, mhadd); - } - - ixgbe_send_vf_ack(adapter, vf, msg[0]); -} - - -static void -ixgbe_vf_set_macvlan(struct adapter *adapter, struct ixgbe_vf *vf, - uint32_t *msg) -{ - //XXX implement this - ixgbe_send_vf_nack(adapter, vf, msg[0]); -} - - -static void -ixgbe_vf_api_negotiate(struct adapter *adapter, struct ixgbe_vf *vf, - uint32_t *msg) -{ - - switch (msg[1]) { - case IXGBE_API_VER_1_0: - case IXGBE_API_VER_1_1: - vf->api_ver = msg[1]; - ixgbe_send_vf_ack(adapter, vf, msg[0]); - break; - default: - vf->api_ver = IXGBE_API_VER_UNKNOWN; - ixgbe_send_vf_nack(adapter, vf, msg[0]); - break; - } -} - - -static void -ixgbe_vf_get_queues(struct adapter *adapter, struct ixgbe_vf *vf, - uint32_t *msg) -{ - struct ixgbe_hw *hw; - uint32_t resp[IXGBE_VF_GET_QUEUES_RESP_LEN]; - int num_queues; - - hw = &adapter->hw; - - /* GET_QUEUES is not supported on pre-1.1 APIs. */ - switch (msg[0]) { - case IXGBE_API_VER_1_0: - case IXGBE_API_VER_UNKNOWN: - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - resp[0] = IXGBE_VF_GET_QUEUES | IXGBE_VT_MSGTYPE_ACK | - IXGBE_VT_MSGTYPE_CTS; - - num_queues = ixgbe_vf_queues(ixgbe_get_iov_mode(adapter)); - resp[IXGBE_VF_TX_QUEUES] = num_queues; - resp[IXGBE_VF_RX_QUEUES] = num_queues; - resp[IXGBE_VF_TRANS_VLAN] = (vf->default_vlan != 0); - resp[IXGBE_VF_DEF_QUEUE] = 0; - - ixgbe_write_mbx(hw, resp, IXGBE_VF_GET_QUEUES_RESP_LEN, vf->pool); -} - - -static void -ixgbe_process_vf_msg(struct adapter *adapter, struct ixgbe_vf *vf) -{ - struct ixgbe_hw *hw; - uint32_t msg[IXGBE_VFMAILBOX_SIZE]; - int error; - - hw = &adapter->hw; - - error = ixgbe_read_mbx(hw, msg, IXGBE_VFMAILBOX_SIZE, vf->pool); - - if (error != 0) - return; - - CTR3(KTR_MALLOC, "%s: received msg %x from %d", - adapter->ifp->if_xname, msg[0], vf->pool); - if (msg[0] == IXGBE_VF_RESET) { - ixgbe_vf_reset_msg(adapter, vf, msg); - return; - } - - if (!(vf->flags & IXGBE_VF_CTS)) { - ixgbe_send_vf_nack(adapter, vf, msg[0]); - return; - } - - switch (msg[0] & IXGBE_VT_MSG_MASK) { - case IXGBE_VF_SET_MAC_ADDR: - ixgbe_vf_set_mac(adapter, vf, msg); - break; - case IXGBE_VF_SET_MULTICAST: - ixgbe_vf_set_mc_addr(adapter, vf, msg); - break; - case IXGBE_VF_SET_VLAN: - ixgbe_vf_set_vlan(adapter, vf, msg); - break; - case IXGBE_VF_SET_LPE: - ixgbe_vf_set_lpe(adapter, vf, msg); - break; - case IXGBE_VF_SET_MACVLAN: - ixgbe_vf_set_macvlan(adapter, vf, msg); - break; - case IXGBE_VF_API_NEGOTIATE: - ixgbe_vf_api_negotiate(adapter, vf, msg); - break; - case IXGBE_VF_GET_QUEUES: - ixgbe_vf_get_queues(adapter, vf, msg); - break; - default: - ixgbe_send_vf_nack(adapter, vf, msg[0]); - } -} - - -/* - * Tasklet for handling VF -> PF mailbox messages. - */ -static void -ixgbe_handle_mbx(void *context, int pending) -{ - struct adapter *adapter; - struct ixgbe_hw *hw; - struct ixgbe_vf *vf; - int i; - - adapter = context; - hw = &adapter->hw; - - IXGBE_CORE_LOCK(adapter); - for (i = 0; i < adapter->num_vfs; i++) { - vf = &adapter->vfs[i]; - - if (vf->flags & IXGBE_VF_ACTIVE) { - if (ixgbe_check_for_rst(hw, vf->pool) == 0) - ixgbe_process_vf_reset(adapter, vf); - - if (ixgbe_check_for_msg(hw, vf->pool) == 0) - ixgbe_process_vf_msg(adapter, vf); - - if (ixgbe_check_for_ack(hw, vf->pool) == 0) - ixgbe_process_vf_ack(adapter, vf); - } - } - IXGBE_CORE_UNLOCK(adapter); -} - - -static int -ixgbe_init_iov(device_t dev, u16 num_vfs, const nvlist_t *config) -{ - struct adapter *adapter; - enum ixgbe_iov_mode mode; - - adapter = device_get_softc(dev); - adapter->num_vfs = num_vfs; - mode = ixgbe_get_iov_mode(adapter); - - if (num_vfs > ixgbe_max_vfs(mode)) { - adapter->num_vfs = 0; - return (ENOSPC); - } - - IXGBE_CORE_LOCK(adapter); - - adapter->vfs = malloc(sizeof(*adapter->vfs) * num_vfs, M_IXGBE, - M_NOWAIT | M_ZERO); - - if (adapter->vfs == NULL) { - adapter->num_vfs = 0; - IXGBE_CORE_UNLOCK(adapter); - return (ENOMEM); - } - - ixgbe_init_locked(adapter); - - IXGBE_CORE_UNLOCK(adapter); - - return (0); -} - - -static void -ixgbe_uninit_iov(device_t dev) -{ - struct ixgbe_hw *hw; - struct adapter *adapter; - uint32_t pf_reg, vf_reg; - - adapter = device_get_softc(dev); - hw = &adapter->hw; - - IXGBE_CORE_LOCK(adapter); - - /* Enable rx/tx for the PF and disable it for all VFs. */ - pf_reg = IXGBE_VF_INDEX(adapter->pool); - IXGBE_WRITE_REG(hw, IXGBE_VFRE(pf_reg), - IXGBE_VF_BIT(adapter->pool)); - IXGBE_WRITE_REG(hw, IXGBE_VFTE(pf_reg), - IXGBE_VF_BIT(adapter->pool)); - - if (pf_reg == 0) - vf_reg = 1; - else - vf_reg = 0; - IXGBE_WRITE_REG(hw, IXGBE_VFRE(vf_reg), 0); - IXGBE_WRITE_REG(hw, IXGBE_VFTE(vf_reg), 0); - - IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, 0); - - free(adapter->vfs, M_IXGBE); - adapter->vfs = NULL; - adapter->num_vfs = 0; - - IXGBE_CORE_UNLOCK(adapter); -} - - -static void -ixgbe_initialize_iov(struct adapter *adapter) -{ - struct ixgbe_hw *hw = &adapter->hw; - uint32_t mrqc, mtqc, vt_ctl, vf_reg, gcr_ext, gpie; - enum ixgbe_iov_mode mode; - int i; - - mode = ixgbe_get_iov_mode(adapter); - if (mode == IXGBE_NO_VM) - return; - - IXGBE_CORE_LOCK_ASSERT(adapter); - - mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); - mrqc &= ~IXGBE_MRQC_MRQE_MASK; - - switch (mode) { - case IXGBE_64_VM: - mrqc |= IXGBE_MRQC_VMDQRSS64EN; - break; - case IXGBE_32_VM: - mrqc |= IXGBE_MRQC_VMDQRSS32EN; - break; - default: - panic("Unexpected SR-IOV mode %d", mode); - } - IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); - - mtqc = IXGBE_MTQC_VT_ENA; - switch (mode) { - case IXGBE_64_VM: - mtqc |= IXGBE_MTQC_64VF; - break; - case IXGBE_32_VM: - mtqc |= IXGBE_MTQC_32VF; - break; - default: - panic("Unexpected SR-IOV mode %d", mode); - } - IXGBE_WRITE_REG(hw, IXGBE_MTQC, mtqc); - - - gcr_ext = IXGBE_READ_REG(hw, IXGBE_GCR_EXT); - gcr_ext |= IXGBE_GCR_EXT_MSIX_EN; - gcr_ext &= ~IXGBE_GCR_EXT_VT_MODE_MASK; - switch (mode) { - case IXGBE_64_VM: - gcr_ext |= IXGBE_GCR_EXT_VT_MODE_64; - break; - case IXGBE_32_VM: - gcr_ext |= IXGBE_GCR_EXT_VT_MODE_32; - break; - default: - panic("Unexpected SR-IOV mode %d", mode); - } - IXGBE_WRITE_REG(hw, IXGBE_GCR_EXT, gcr_ext); - - - gpie = IXGBE_READ_REG(hw, IXGBE_GPIE); - gcr_ext &= ~IXGBE_GPIE_VTMODE_MASK; - switch (mode) { - case IXGBE_64_VM: - gpie |= IXGBE_GPIE_VTMODE_64; - break; - case IXGBE_32_VM: - gpie |= IXGBE_GPIE_VTMODE_32; - break; - default: - panic("Unexpected SR-IOV mode %d", mode); - } - IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie); - - /* Enable rx/tx for the PF. */ - vf_reg = IXGBE_VF_INDEX(adapter->pool); - IXGBE_WRITE_REG(hw, IXGBE_VFRE(vf_reg), - IXGBE_VF_BIT(adapter->pool)); - IXGBE_WRITE_REG(hw, IXGBE_VFTE(vf_reg), - IXGBE_VF_BIT(adapter->pool)); - - /* Allow VM-to-VM communication. */ - IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, IXGBE_PFDTXGSWC_VT_LBEN); - - vt_ctl = IXGBE_VT_CTL_VT_ENABLE | IXGBE_VT_CTL_REPLEN; - vt_ctl |= (adapter->pool << IXGBE_VT_CTL_POOL_SHIFT); - IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, vt_ctl); - - for (i = 0; i < adapter->num_vfs; i++) - ixgbe_init_vf(adapter, &adapter->vfs[i]); -} - - -/* -** Check the max frame setting of all active VF's -*/ -static void -ixgbe_recalculate_max_frame(struct adapter *adapter) -{ - struct ixgbe_vf *vf; - - IXGBE_CORE_LOCK_ASSERT(adapter); - - for (int i = 0; i < adapter->num_vfs; i++) { - vf = &adapter->vfs[i]; - if (vf->flags & IXGBE_VF_ACTIVE) - ixgbe_update_max_frame(adapter, vf->max_frame_size); - } -} - - -static void -ixgbe_init_vf(struct adapter *adapter, struct ixgbe_vf *vf) -{ - struct ixgbe_hw *hw; - uint32_t vf_index, pfmbimr; - - IXGBE_CORE_LOCK_ASSERT(adapter); - - hw = &adapter->hw; - - if (!(vf->flags & IXGBE_VF_ACTIVE)) - return; - - vf_index = IXGBE_VF_INDEX(vf->pool); - pfmbimr = IXGBE_READ_REG(hw, IXGBE_PFMBIMR(vf_index)); - pfmbimr |= IXGBE_VF_BIT(vf->pool); - IXGBE_WRITE_REG(hw, IXGBE_PFMBIMR(vf_index), pfmbimr); - - ixgbe_vf_set_default_vlan(adapter, vf, vf->vlan_tag); - - // XXX multicast addresses - - if (ixgbe_validate_mac_addr(vf->ether_addr) == 0) { - ixgbe_set_rar(&adapter->hw, vf->rar_index, - vf->ether_addr, vf->pool, TRUE); - } - - ixgbe_vf_enable_transmit(adapter, vf); - ixgbe_vf_enable_receive(adapter, vf); - - ixgbe_send_vf_msg(adapter, vf, IXGBE_PF_CONTROL_MSG); -} - -static int -ixgbe_add_vf(device_t dev, u16 vfnum, const nvlist_t *config) -{ - struct adapter *adapter; - struct ixgbe_vf *vf; - const void *mac; - - adapter = device_get_softc(dev); - - KASSERT(vfnum < adapter->num_vfs, ("VF index %d is out of range %d", - vfnum, adapter->num_vfs)); - - IXGBE_CORE_LOCK(adapter); - vf = &adapter->vfs[vfnum]; - vf->pool= vfnum; - - /* RAR[0] is used by the PF so use vfnum + 1 for VF RAR. */ - vf->rar_index = vfnum + 1; - vf->default_vlan = 0; - vf->max_frame_size = ETHER_MAX_LEN; - ixgbe_update_max_frame(adapter, vf->max_frame_size); - - if (nvlist_exists_binary(config, "mac-addr")) { - mac = nvlist_get_binary(config, "mac-addr", NULL); - bcopy(mac, vf->ether_addr, ETHER_ADDR_LEN); - if (nvlist_get_bool(config, "allow-set-mac")) - vf->flags |= IXGBE_VF_CAP_MAC; - } else - /* - * If the administrator has not specified a MAC address then - * we must allow the VF to choose one. - */ - vf->flags |= IXGBE_VF_CAP_MAC; - - vf->flags = IXGBE_VF_ACTIVE; - - ixgbe_init_vf(adapter, vf); - IXGBE_CORE_UNLOCK(adapter); - - return (0); -} -#endif /* PCI_IOV */ -