diff options
Diffstat (limited to 'src/dpdk22/drivers/net/e1000/igb_ethdev.c')
| -rw-r--r-- | src/dpdk22/drivers/net/e1000/igb_ethdev.c | 4867 |
1 files changed, 0 insertions, 4867 deletions
diff --git a/src/dpdk22/drivers/net/e1000/igb_ethdev.c b/src/dpdk22/drivers/net/e1000/igb_ethdev.c deleted file mode 100644 index d1bbcda0..00000000 --- a/src/dpdk22/drivers/net/e1000/igb_ethdev.c +++ /dev/null @@ -1,4867 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2015 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of 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. - */ - -#include <sys/queue.h> -#include <stdio.h> -#include <errno.h> -#include <stdint.h> -#include <stdarg.h> - -#include <rte_common.h> -#include <rte_interrupts.h> -#include <rte_byteorder.h> -#include <rte_log.h> -#include <rte_debug.h> -#include <rte_pci.h> -#include <rte_ether.h> -#include <rte_ethdev.h> -#include <rte_memory.h> -#include <rte_memzone.h> -#include <rte_eal.h> -#include <rte_atomic.h> -#include <rte_malloc.h> -#include <rte_dev.h> - -#include "e1000_logs.h" -#include "base/e1000_api.h" -#include "e1000_ethdev.h" -#include "igb_regs.h" - -/* - * Default values for port configuration - */ -#define IGB_DEFAULT_RX_FREE_THRESH 32 -#define IGB_DEFAULT_RX_PTHRESH 8 -#define IGB_DEFAULT_RX_HTHRESH 8 -#define IGB_DEFAULT_RX_WTHRESH 0 - -#define IGB_DEFAULT_TX_PTHRESH 32 -#define IGB_DEFAULT_TX_HTHRESH 0 -#define IGB_DEFAULT_TX_WTHRESH 0 - -#define IGB_HKEY_MAX_INDEX 10 - -/* Bit shift and mask */ -#define IGB_4_BIT_WIDTH (CHAR_BIT / 2) -#define IGB_4_BIT_MASK RTE_LEN2MASK(IGB_4_BIT_WIDTH, uint8_t) -#define IGB_8_BIT_WIDTH CHAR_BIT -#define IGB_8_BIT_MASK UINT8_MAX - -/* Additional timesync values. */ -#define E1000_CYCLECOUNTER_MASK 0xffffffffffffffffULL -#define E1000_ETQF_FILTER_1588 3 -#define IGB_82576_TSYNC_SHIFT 16 -#define E1000_INCPERIOD_82576 (1 << E1000_TIMINCA_16NS_SHIFT) -#define E1000_INCVALUE_82576 (16 << IGB_82576_TSYNC_SHIFT) -#define E1000_TSAUXC_DISABLE_SYSTIME 0x80000000 - -static int eth_igb_configure(struct rte_eth_dev *dev); -static int eth_igb_start(struct rte_eth_dev *dev); -static void eth_igb_stop(struct rte_eth_dev *dev); -static void eth_igb_close(struct rte_eth_dev *dev); -static void eth_igb_promiscuous_enable(struct rte_eth_dev *dev); -static void eth_igb_promiscuous_disable(struct rte_eth_dev *dev); -static void eth_igb_allmulticast_enable(struct rte_eth_dev *dev); -static void eth_igb_allmulticast_disable(struct rte_eth_dev *dev); -static int eth_igb_link_update(struct rte_eth_dev *dev, - int wait_to_complete); -static void eth_igb_stats_get(struct rte_eth_dev *dev, - struct rte_eth_stats *rte_stats); -static int eth_igb_xstats_get(struct rte_eth_dev *dev, - struct rte_eth_xstats *xstats, unsigned n); -static void eth_igb_stats_reset(struct rte_eth_dev *dev); -static void eth_igb_xstats_reset(struct rte_eth_dev *dev); -static void eth_igb_infos_get(struct rte_eth_dev *dev, - struct rte_eth_dev_info *dev_info); -static void eth_igbvf_infos_get(struct rte_eth_dev *dev, - struct rte_eth_dev_info *dev_info); -static int eth_igb_flow_ctrl_get(struct rte_eth_dev *dev, - struct rte_eth_fc_conf *fc_conf); -static int eth_igb_flow_ctrl_set(struct rte_eth_dev *dev, - struct rte_eth_fc_conf *fc_conf); -static int eth_igb_lsc_interrupt_setup(struct rte_eth_dev *dev); -static int eth_igb_rxq_interrupt_setup(struct rte_eth_dev *dev); -static int eth_igb_interrupt_get_status(struct rte_eth_dev *dev); -static int eth_igb_interrupt_action(struct rte_eth_dev *dev); -static void eth_igb_interrupt_handler(struct rte_intr_handle *handle, - void *param); -static int igb_hardware_init(struct e1000_hw *hw); -static void igb_hw_control_acquire(struct e1000_hw *hw); -static void igb_hw_control_release(struct e1000_hw *hw); -static void igb_init_manageability(struct e1000_hw *hw); -static void igb_release_manageability(struct e1000_hw *hw); - -static int eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); - -static int eth_igb_vlan_filter_set(struct rte_eth_dev *dev, - uint16_t vlan_id, int on); -static void eth_igb_vlan_tpid_set(struct rte_eth_dev *dev, uint16_t tpid_id); -static void eth_igb_vlan_offload_set(struct rte_eth_dev *dev, int mask); - -static void igb_vlan_hw_filter_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_filter_disable(struct rte_eth_dev *dev); -static void igb_vlan_hw_strip_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_strip_disable(struct rte_eth_dev *dev); -static void igb_vlan_hw_extend_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_extend_disable(struct rte_eth_dev *dev); - -static int eth_igb_led_on(struct rte_eth_dev *dev); -static int eth_igb_led_off(struct rte_eth_dev *dev); - -static void igb_intr_disable(struct e1000_hw *hw); -static int igb_get_rx_buffer_size(struct e1000_hw *hw); -static void eth_igb_rar_set(struct rte_eth_dev *dev, - struct ether_addr *mac_addr, - uint32_t index, uint32_t pool); -static void eth_igb_rar_clear(struct rte_eth_dev *dev, uint32_t index); -static void eth_igb_default_mac_addr_set(struct rte_eth_dev *dev, - struct ether_addr *addr); - -static void igbvf_intr_disable(struct e1000_hw *hw); -static int igbvf_dev_configure(struct rte_eth_dev *dev); -static int igbvf_dev_start(struct rte_eth_dev *dev); -static void igbvf_dev_stop(struct rte_eth_dev *dev); -static void igbvf_dev_close(struct rte_eth_dev *dev); -static int eth_igbvf_link_update(struct e1000_hw *hw); -static void eth_igbvf_stats_get(struct rte_eth_dev *dev, - struct rte_eth_stats *rte_stats); -static int eth_igbvf_xstats_get(struct rte_eth_dev *dev, - struct rte_eth_xstats *xstats, unsigned n); -static void eth_igbvf_stats_reset(struct rte_eth_dev *dev); -static int igbvf_vlan_filter_set(struct rte_eth_dev *dev, - uint16_t vlan_id, int on); -static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on); -static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on); -static void igbvf_default_mac_addr_set(struct rte_eth_dev *dev, - struct ether_addr *addr); -static int igbvf_get_reg_length(struct rte_eth_dev *dev); -static int igbvf_get_regs(struct rte_eth_dev *dev, - struct rte_dev_reg_info *regs); - -static int eth_igb_rss_reta_update(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size); -static int eth_igb_rss_reta_query(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size); - -static int eth_igb_syn_filter_set(struct rte_eth_dev *dev, - struct rte_eth_syn_filter *filter, - bool add); -static int eth_igb_syn_filter_get(struct rte_eth_dev *dev, - struct rte_eth_syn_filter *filter); -static int eth_igb_syn_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg); -static int igb_add_2tuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter); -static int igb_remove_2tuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter); -static int eth_igb_add_del_flex_filter(struct rte_eth_dev *dev, - struct rte_eth_flex_filter *filter, - bool add); -static int eth_igb_get_flex_filter(struct rte_eth_dev *dev, - struct rte_eth_flex_filter *filter); -static int eth_igb_flex_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg); -static int igb_add_5tuple_filter_82576(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter); -static int igb_remove_5tuple_filter_82576(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter); -static int igb_add_del_ntuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *filter, - bool add); -static int igb_get_ntuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *filter); -static int igb_ntuple_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg); -static int igb_add_del_ethertype_filter(struct rte_eth_dev *dev, - struct rte_eth_ethertype_filter *filter, - bool add); -static int igb_ethertype_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg); -static int igb_get_ethertype_filter(struct rte_eth_dev *dev, - struct rte_eth_ethertype_filter *filter); -static int eth_igb_filter_ctrl(struct rte_eth_dev *dev, - enum rte_filter_type filter_type, - enum rte_filter_op filter_op, - void *arg); -static int eth_igb_get_reg_length(struct rte_eth_dev *dev); -static int eth_igb_get_regs(struct rte_eth_dev *dev, - struct rte_dev_reg_info *regs); -static int eth_igb_get_eeprom_length(struct rte_eth_dev *dev); -static int eth_igb_get_eeprom(struct rte_eth_dev *dev, - struct rte_dev_eeprom_info *eeprom); -static int eth_igb_set_eeprom(struct rte_eth_dev *dev, - struct rte_dev_eeprom_info *eeprom); -static int eth_igb_set_mc_addr_list(struct rte_eth_dev *dev, - struct ether_addr *mc_addr_set, - uint32_t nb_mc_addr); -static int igb_timesync_enable(struct rte_eth_dev *dev); -static int igb_timesync_disable(struct rte_eth_dev *dev); -static int igb_timesync_read_rx_timestamp(struct rte_eth_dev *dev, - struct timespec *timestamp, - uint32_t flags); -static int igb_timesync_read_tx_timestamp(struct rte_eth_dev *dev, - struct timespec *timestamp); -static int igb_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta); -static int igb_timesync_read_time(struct rte_eth_dev *dev, - struct timespec *timestamp); -static int igb_timesync_write_time(struct rte_eth_dev *dev, - const struct timespec *timestamp); -static int eth_igb_rx_queue_intr_enable(struct rte_eth_dev *dev, - uint16_t queue_id); -static int eth_igb_rx_queue_intr_disable(struct rte_eth_dev *dev, - uint16_t queue_id); -static void eth_igb_assign_msix_vector(struct e1000_hw *hw, int8_t direction, - uint8_t queue, uint8_t msix_vector); -static void eth_igb_write_ivar(struct e1000_hw *hw, uint8_t msix_vector, - uint8_t index, uint8_t offset); -static void eth_igb_configure_msix_intr(struct rte_eth_dev *dev); - -/* - * Define VF Stats MACRO for Non "cleared on read" register - */ -#define UPDATE_VF_STAT(reg, last, cur) \ -{ \ - u32 latest = E1000_READ_REG(hw, reg); \ - cur += (latest - last) & UINT_MAX; \ - last = latest; \ -} - -#define IGB_FC_PAUSE_TIME 0x0680 -#define IGB_LINK_UPDATE_CHECK_TIMEOUT 90 /* 9s */ -#define IGB_LINK_UPDATE_CHECK_INTERVAL 100 /* ms */ - -#define IGBVF_PMD_NAME "rte_igbvf_pmd" /* PMD name */ - -static enum e1000_fc_mode igb_fc_setting = e1000_fc_full; - -/* - * The set of PCI devices this driver supports - */ -static const struct rte_pci_id pci_id_igb_map[] = { - -#define RTE_PCI_DEV_ID_DECL_IGB(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, -#include "rte_pci_dev_ids.h" - -{0}, -}; - -/* - * The set of PCI devices this driver supports (for 82576&I350 VF) - */ -static const struct rte_pci_id pci_id_igbvf_map[] = { - -#define RTE_PCI_DEV_ID_DECL_IGBVF(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, -#include "rte_pci_dev_ids.h" - -{0}, -}; - -static const struct rte_eth_desc_lim rx_desc_lim = { - .nb_max = E1000_MAX_RING_DESC, - .nb_min = E1000_MIN_RING_DESC, - .nb_align = IGB_RXD_ALIGN, -}; - -static const struct rte_eth_desc_lim tx_desc_lim = { - .nb_max = E1000_MAX_RING_DESC, - .nb_min = E1000_MIN_RING_DESC, - .nb_align = IGB_RXD_ALIGN, -}; - -static const struct eth_dev_ops eth_igb_ops = { - .dev_configure = eth_igb_configure, - .dev_start = eth_igb_start, - .dev_stop = eth_igb_stop, - .dev_close = eth_igb_close, - .promiscuous_enable = eth_igb_promiscuous_enable, - .promiscuous_disable = eth_igb_promiscuous_disable, - .allmulticast_enable = eth_igb_allmulticast_enable, - .allmulticast_disable = eth_igb_allmulticast_disable, - .link_update = eth_igb_link_update, - .stats_get = eth_igb_stats_get, - .xstats_get = eth_igb_xstats_get, - .stats_reset = eth_igb_stats_reset, - .xstats_reset = eth_igb_xstats_reset, - .dev_infos_get = eth_igb_infos_get, - .mtu_set = eth_igb_mtu_set, - .vlan_filter_set = eth_igb_vlan_filter_set, - .vlan_tpid_set = eth_igb_vlan_tpid_set, - .vlan_offload_set = eth_igb_vlan_offload_set, - .rx_queue_setup = eth_igb_rx_queue_setup, - .rx_queue_intr_enable = eth_igb_rx_queue_intr_enable, - .rx_queue_intr_disable = eth_igb_rx_queue_intr_disable, - .rx_queue_release = eth_igb_rx_queue_release, - .rx_queue_count = eth_igb_rx_queue_count, - .rx_descriptor_done = eth_igb_rx_descriptor_done, - .tx_queue_setup = eth_igb_tx_queue_setup, - .tx_queue_release = eth_igb_tx_queue_release, - .dev_led_on = eth_igb_led_on, - .dev_led_off = eth_igb_led_off, - .flow_ctrl_get = eth_igb_flow_ctrl_get, - .flow_ctrl_set = eth_igb_flow_ctrl_set, - .mac_addr_add = eth_igb_rar_set, - .mac_addr_remove = eth_igb_rar_clear, - .mac_addr_set = eth_igb_default_mac_addr_set, - .reta_update = eth_igb_rss_reta_update, - .reta_query = eth_igb_rss_reta_query, - .rss_hash_update = eth_igb_rss_hash_update, - .rss_hash_conf_get = eth_igb_rss_hash_conf_get, - .filter_ctrl = eth_igb_filter_ctrl, - .set_mc_addr_list = eth_igb_set_mc_addr_list, - .rxq_info_get = igb_rxq_info_get, - .txq_info_get = igb_txq_info_get, - .timesync_enable = igb_timesync_enable, - .timesync_disable = igb_timesync_disable, - .timesync_read_rx_timestamp = igb_timesync_read_rx_timestamp, - .timesync_read_tx_timestamp = igb_timesync_read_tx_timestamp, - .get_reg_length = eth_igb_get_reg_length, - .get_reg = eth_igb_get_regs, - .get_eeprom_length = eth_igb_get_eeprom_length, - .get_eeprom = eth_igb_get_eeprom, - .set_eeprom = eth_igb_set_eeprom, - .timesync_adjust_time = igb_timesync_adjust_time, - .timesync_read_time = igb_timesync_read_time, - .timesync_write_time = igb_timesync_write_time, -}; - -/* - * dev_ops for virtual function, bare necessities for basic vf - * operation have been implemented - */ -static const struct eth_dev_ops igbvf_eth_dev_ops = { - .dev_configure = igbvf_dev_configure, - .dev_start = igbvf_dev_start, - .dev_stop = igbvf_dev_stop, - .dev_close = igbvf_dev_close, - .link_update = eth_igb_link_update, - .stats_get = eth_igbvf_stats_get, - .xstats_get = eth_igbvf_xstats_get, - .stats_reset = eth_igbvf_stats_reset, - .xstats_reset = eth_igbvf_stats_reset, - .vlan_filter_set = igbvf_vlan_filter_set, - .dev_infos_get = eth_igbvf_infos_get, - .rx_queue_setup = eth_igb_rx_queue_setup, - .rx_queue_release = eth_igb_rx_queue_release, - .tx_queue_setup = eth_igb_tx_queue_setup, - .tx_queue_release = eth_igb_tx_queue_release, - .set_mc_addr_list = eth_igb_set_mc_addr_list, - .rxq_info_get = igb_rxq_info_get, - .txq_info_get = igb_txq_info_get, - .mac_addr_set = igbvf_default_mac_addr_set, - .get_reg_length = igbvf_get_reg_length, - .get_reg = igbvf_get_regs, -}; - -/* store statistics names and its offset in stats structure */ -struct rte_igb_xstats_name_off { - char name[RTE_ETH_XSTATS_NAME_SIZE]; - unsigned offset; -}; - -static const struct rte_igb_xstats_name_off rte_igb_stats_strings[] = { - {"rx_crc_errors", offsetof(struct e1000_hw_stats, crcerrs)}, - {"rx_align_errors", offsetof(struct e1000_hw_stats, algnerrc)}, - {"rx_symbol_errors", offsetof(struct e1000_hw_stats, symerrs)}, - {"rx_missed_packets", offsetof(struct e1000_hw_stats, mpc)}, - {"tx_single_collision_packets", offsetof(struct e1000_hw_stats, scc)}, - {"tx_multiple_collision_packets", offsetof(struct e1000_hw_stats, mcc)}, - {"tx_excessive_collision_packets", offsetof(struct e1000_hw_stats, - ecol)}, - {"tx_late_collisions", offsetof(struct e1000_hw_stats, latecol)}, - {"tx_total_collisions", offsetof(struct e1000_hw_stats, colc)}, - {"tx_deferred_packets", offsetof(struct e1000_hw_stats, dc)}, - {"tx_no_carrier_sense_packets", offsetof(struct e1000_hw_stats, tncrs)}, - {"rx_carrier_ext_errors", offsetof(struct e1000_hw_stats, cexterr)}, - {"rx_length_errors", offsetof(struct e1000_hw_stats, rlec)}, - {"rx_xon_packets", offsetof(struct e1000_hw_stats, xonrxc)}, - {"tx_xon_packets", offsetof(struct e1000_hw_stats, xontxc)}, - {"rx_xoff_packets", offsetof(struct e1000_hw_stats, xoffrxc)}, - {"tx_xoff_packets", offsetof(struct e1000_hw_stats, xofftxc)}, - {"rx_flow_control_unsupported_packets", offsetof(struct e1000_hw_stats, - fcruc)}, - {"rx_size_64_packets", offsetof(struct e1000_hw_stats, prc64)}, - {"rx_size_65_to_127_packets", offsetof(struct e1000_hw_stats, prc127)}, - {"rx_size_128_to_255_packets", offsetof(struct e1000_hw_stats, prc255)}, - {"rx_size_256_to_511_packets", offsetof(struct e1000_hw_stats, prc511)}, - {"rx_size_512_to_1023_packets", offsetof(struct e1000_hw_stats, - prc1023)}, - {"rx_size_1024_to_max_packets", offsetof(struct e1000_hw_stats, - prc1522)}, - {"rx_broadcast_packets", offsetof(struct e1000_hw_stats, bprc)}, - {"rx_multicast_packets", offsetof(struct e1000_hw_stats, mprc)}, - {"rx_undersize_errors", offsetof(struct e1000_hw_stats, ruc)}, - {"rx_fragment_errors", offsetof(struct e1000_hw_stats, rfc)}, - {"rx_oversize_errors", offsetof(struct e1000_hw_stats, roc)}, - {"rx_jabber_errors", offsetof(struct e1000_hw_stats, rjc)}, - {"rx_management_packets", offsetof(struct e1000_hw_stats, mgprc)}, - {"rx_management_dropped", offsetof(struct e1000_hw_stats, mgpdc)}, - {"tx_management_packets", offsetof(struct e1000_hw_stats, mgptc)}, - {"rx_total_packets", offsetof(struct e1000_hw_stats, tpr)}, - {"tx_total_packets", offsetof(struct e1000_hw_stats, tpt)}, - {"rx_total_bytes", offsetof(struct e1000_hw_stats, tor)}, - {"tx_total_bytes", offsetof(struct e1000_hw_stats, tot)}, - {"tx_size_64_packets", offsetof(struct e1000_hw_stats, ptc64)}, - {"tx_size_65_to_127_packets", offsetof(struct e1000_hw_stats, ptc127)}, - {"tx_size_128_to_255_packets", offsetof(struct e1000_hw_stats, ptc255)}, - {"tx_size_256_to_511_packets", offsetof(struct e1000_hw_stats, ptc511)}, - {"tx_size_512_to_1023_packets", offsetof(struct e1000_hw_stats, - ptc1023)}, - {"tx_size_1023_to_max_packets", offsetof(struct e1000_hw_stats, - ptc1522)}, - {"tx_multicast_packets", offsetof(struct e1000_hw_stats, mptc)}, - {"tx_broadcast_packets", offsetof(struct e1000_hw_stats, bptc)}, - {"tx_tso_packets", offsetof(struct e1000_hw_stats, tsctc)}, - {"tx_tso_errors", offsetof(struct e1000_hw_stats, tsctfc)}, - {"rx_sent_to_host_packets", offsetof(struct e1000_hw_stats, rpthc)}, - {"tx_sent_by_host_packets", offsetof(struct e1000_hw_stats, hgptc)}, - {"rx_code_violation_packets", offsetof(struct e1000_hw_stats, scvpc)}, - - {"interrupt_assert_count", offsetof(struct e1000_hw_stats, iac)}, -}; - -#define IGB_NB_XSTATS (sizeof(rte_igb_stats_strings) / \ - sizeof(rte_igb_stats_strings[0])) - -static const struct rte_igb_xstats_name_off rte_igbvf_stats_strings[] = { - {"rx_multicast_packets", offsetof(struct e1000_vf_stats, mprc)}, - {"rx_good_loopback_packets", offsetof(struct e1000_vf_stats, gprlbc)}, - {"tx_good_loopback_packets", offsetof(struct e1000_vf_stats, gptlbc)}, - {"rx_good_loopback_bytes", offsetof(struct e1000_vf_stats, gorlbc)}, - {"tx_good_loopback_bytes", offsetof(struct e1000_vf_stats, gotlbc)}, -}; - -#define IGBVF_NB_XSTATS (sizeof(rte_igbvf_stats_strings) / \ - sizeof(rte_igbvf_stats_strings[0])) - -/** - * Atomically reads the link status information from global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_read_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = link; - struct rte_eth_link *src = &(dev->data->dev_link); - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -/** - * Atomically writes the link status information into global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_write_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = &(dev->data->dev_link); - struct rte_eth_link *src = link; - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -static inline void -igb_intr_enable(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - E1000_WRITE_REG(hw, E1000_IMS, intr->mask); - E1000_WRITE_FLUSH(hw); -} - -static void -igb_intr_disable(struct e1000_hw *hw) -{ - E1000_WRITE_REG(hw, E1000_IMC, ~0); - E1000_WRITE_FLUSH(hw); -} - -static inline int32_t -igb_pf_reset_hw(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - int32_t status; - - status = e1000_reset_hw(hw); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - return status; -} - -static void -igb_identify_hardware(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - hw->vendor_id = dev->pci_dev->id.vendor_id; - hw->device_id = dev->pci_dev->id.device_id; - hw->subsystem_vendor_id = dev->pci_dev->id.subsystem_vendor_id; - hw->subsystem_device_id = dev->pci_dev->id.subsystem_device_id; - - e1000_set_mac_type(hw); - - /* need to check if it is a vf device below */ -} - -static int -igb_reset_swfw_lock(struct e1000_hw *hw) -{ - int ret_val; - - /* - * Do mac ops initialization manually here, since we will need - * some function pointers set by this call. - */ - ret_val = e1000_init_mac_params(hw); - if (ret_val) - return ret_val; - - /* - * SMBI lock should not fail in this early stage. If this is the case, - * it is due to an improper exit of the application. - * So force the release of the faulty lock. - */ - if (e1000_get_hw_semaphore_generic(hw) < 0) { - PMD_DRV_LOG(DEBUG, "SMBI lock released"); - } - e1000_put_hw_semaphore_generic(hw); - - if (hw->mac.ops.acquire_swfw_sync != NULL) { - uint16_t mask; - - /* - * Phy lock should not fail in this early stage. If this is the case, - * it is due to an improper exit of the application. - * So force the release of the faulty lock. - */ - mask = E1000_SWFW_PHY0_SM << hw->bus.func; - if (hw->bus.func > E1000_FUNC_1) - mask <<= 2; - if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) { - PMD_DRV_LOG(DEBUG, "SWFW phy%d lock released", - hw->bus.func); - } - hw->mac.ops.release_swfw_sync(hw, mask); - - /* - * This one is more tricky since it is common to all ports; but - * swfw_sync retries last long enough (1s) to be almost sure that if - * lock can not be taken it is due to an improper lock of the - * semaphore. - */ - mask = E1000_SWFW_EEP_SM; - if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) { - PMD_DRV_LOG(DEBUG, "SWFW common locks released"); - } - hw->mac.ops.release_swfw_sync(hw, mask); - } - - return E1000_SUCCESS; -} - -static int -eth_igb_dev_init(struct rte_eth_dev *eth_dev) -{ - int error = 0; - struct rte_pci_device *pci_dev; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(eth_dev->data->dev_private); - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(eth_dev->data->dev_private); - - uint32_t ctrl_ext; - - pci_dev = eth_dev->pci_dev; - - eth_dev->dev_ops = ð_igb_ops; - eth_dev->rx_pkt_burst = ð_igb_recv_pkts; - eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; - - /* for secondary processes, we don't initialise any further as primary - * has already done this work. Only check we don't need a different - * RX function */ - if (rte_eal_process_type() != RTE_PROC_PRIMARY){ - if (eth_dev->data->scattered_rx) - eth_dev->rx_pkt_burst = ð_igb_recv_scattered_pkts; - return 0; - } - - rte_eth_copy_pci_info(eth_dev, pci_dev); - - hw->hw_addr= (void *)pci_dev->mem_resource[0].addr; - - igb_identify_hardware(eth_dev); - if (e1000_setup_init_funcs(hw, FALSE) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - e1000_get_bus_info(hw); - - /* Reset any pending lock */ - if (igb_reset_swfw_lock(hw) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - /* Finish initialization */ - if (e1000_setup_init_funcs(hw, TRUE) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - hw->mac.autoneg = 1; - hw->phy.autoneg_wait_to_complete = 0; - hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX; - - /* Copper options */ - if (hw->phy.media_type == e1000_media_type_copper) { - hw->phy.mdix = 0; /* AUTO_ALL_MODES */ - hw->phy.disable_polarity_correction = 0; - hw->phy.ms_type = e1000_ms_hw_default; - } - - /* - * Start from a known state, this is important in reading the nvm - * and mac from that. - */ - igb_pf_reset_hw(hw); - - /* Make sure we have a good EEPROM before we read from it */ - if (e1000_validate_nvm_checksum(hw) < 0) { - /* - * Some PCI-E parts fail the first check due to - * the link being in sleep state, call it again, - * if it fails a second time its a real issue. - */ - if (e1000_validate_nvm_checksum(hw) < 0) { - PMD_INIT_LOG(ERR, "EEPROM checksum invalid"); - error = -EIO; - goto err_late; - } - } - - /* Read the permanent MAC address out of the EEPROM */ - if (e1000_read_mac_addr(hw) != 0) { - PMD_INIT_LOG(ERR, "EEPROM error while reading MAC address"); - error = -EIO; - goto err_late; - } - - /* Allocate memory for storing MAC addresses */ - eth_dev->data->mac_addrs = rte_zmalloc("e1000", - ETHER_ADDR_LEN * hw->mac.rar_entry_count, 0); - if (eth_dev->data->mac_addrs == NULL) { - PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to " - "store MAC addresses", - ETHER_ADDR_LEN * hw->mac.rar_entry_count); - error = -ENOMEM; - goto err_late; - } - - /* Copy the permanent MAC address */ - ether_addr_copy((struct ether_addr *)hw->mac.addr, ð_dev->data->mac_addrs[0]); - - /* initialize the vfta */ - memset(shadow_vfta, 0, sizeof(*shadow_vfta)); - - /* Now initialize the hardware */ - if (igb_hardware_init(hw) != 0) { - PMD_INIT_LOG(ERR, "Hardware initialization failed"); - rte_free(eth_dev->data->mac_addrs); - eth_dev->data->mac_addrs = NULL; - error = -ENODEV; - goto err_late; - } - hw->mac.get_link_status = 1; - adapter->stopped = 0; - - /* Indicate SOL/IDER usage */ - if (e1000_check_reset_block(hw) < 0) { - PMD_INIT_LOG(ERR, "PHY reset is blocked due to" - "SOL/IDER session"); - } - - /* initialize PF if max_vfs not zero */ - igb_pf_host_init(eth_dev); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x", - eth_dev->data->port_id, pci_dev->id.vendor_id, - pci_dev->id.device_id); - - rte_intr_callback_register(&pci_dev->intr_handle, - eth_igb_interrupt_handler, - (void *)eth_dev); - - /* enable uio/vfio intr/eventfd mapping */ - rte_intr_enable(&pci_dev->intr_handle); - - /* enable support intr */ - igb_intr_enable(eth_dev); - - TAILQ_INIT(&filter_info->flex_list); - filter_info->flex_mask = 0; - TAILQ_INIT(&filter_info->twotuple_list); - filter_info->twotuple_mask = 0; - TAILQ_INIT(&filter_info->fivetuple_list); - filter_info->fivetuple_mask = 0; - - return 0; - -err_late: - igb_hw_control_release(hw); - - return (error); -} - -static int -eth_igb_dev_uninit(struct rte_eth_dev *eth_dev) -{ - struct rte_pci_device *pci_dev; - struct e1000_hw *hw; - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(eth_dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - - if (rte_eal_process_type() != RTE_PROC_PRIMARY) - return -EPERM; - - hw = E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); - pci_dev = eth_dev->pci_dev; - - if (adapter->stopped == 0) - eth_igb_close(eth_dev); - - eth_dev->dev_ops = NULL; - eth_dev->rx_pkt_burst = NULL; - eth_dev->tx_pkt_burst = NULL; - - /* Reset any pending lock */ - igb_reset_swfw_lock(hw); - - rte_free(eth_dev->data->mac_addrs); - eth_dev->data->mac_addrs = NULL; - - /* uninitialize PF if max_vfs not zero */ - igb_pf_host_uninit(eth_dev); - - /* disable uio intr before callback unregister */ - rte_intr_disable(&(pci_dev->intr_handle)); - rte_intr_callback_unregister(&(pci_dev->intr_handle), - eth_igb_interrupt_handler, (void *)eth_dev); - - return 0; -} - -/* - * Virtual Function device init - */ -static int -eth_igbvf_dev_init(struct rte_eth_dev *eth_dev) -{ - struct rte_pci_device *pci_dev; - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(eth_dev->data->dev_private); - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); - int diag; - struct ether_addr *perm_addr = (struct ether_addr *)hw->mac.perm_addr; - - PMD_INIT_FUNC_TRACE(); - - eth_dev->dev_ops = &igbvf_eth_dev_ops; - eth_dev->rx_pkt_burst = ð_igb_recv_pkts; - eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; - - /* for secondary processes, we don't initialise any further as primary - * has already done this work. Only check we don't need a different - * RX function */ - if (rte_eal_process_type() != RTE_PROC_PRIMARY){ - if (eth_dev->data->scattered_rx) - eth_dev->rx_pkt_burst = ð_igb_recv_scattered_pkts; - return 0; - } - - pci_dev = eth_dev->pci_dev; - - rte_eth_copy_pci_info(eth_dev, pci_dev); - - hw->device_id = pci_dev->id.device_id; - hw->vendor_id = pci_dev->id.vendor_id; - hw->hw_addr = (void *)pci_dev->mem_resource[0].addr; - adapter->stopped = 0; - - /* Initialize the shared code (base driver) */ - diag = e1000_setup_init_funcs(hw, TRUE); - if (diag != 0) { - PMD_INIT_LOG(ERR, "Shared code init failed for igbvf: %d", - diag); - return -EIO; - } - - /* init_mailbox_params */ - hw->mbx.ops.init_params(hw); - - /* Disable the interrupts for VF */ - igbvf_intr_disable(hw); - - diag = hw->mac.ops.reset_hw(hw); - - /* Allocate memory for storing MAC addresses */ - eth_dev->data->mac_addrs = rte_zmalloc("igbvf", ETHER_ADDR_LEN * - hw->mac.rar_entry_count, 0); - if (eth_dev->data->mac_addrs == NULL) { - PMD_INIT_LOG(ERR, - "Failed to allocate %d bytes needed to store MAC " - "addresses", - ETHER_ADDR_LEN * hw->mac.rar_entry_count); - return -ENOMEM; - } - - /* Generate a random MAC address, if none was assigned by PF. */ - if (is_zero_ether_addr(perm_addr)) { - eth_random_addr(perm_addr->addr_bytes); - diag = e1000_rar_set(hw, perm_addr->addr_bytes, 0); - if (diag) { - rte_free(eth_dev->data->mac_addrs); - eth_dev->data->mac_addrs = NULL; - return diag; - } - PMD_INIT_LOG(INFO, "\tVF MAC address not assigned by Host PF"); - PMD_INIT_LOG(INFO, "\tAssign randomly generated MAC address " - "%02x:%02x:%02x:%02x:%02x:%02x", - perm_addr->addr_bytes[0], - perm_addr->addr_bytes[1], - perm_addr->addr_bytes[2], - perm_addr->addr_bytes[3], - perm_addr->addr_bytes[4], - perm_addr->addr_bytes[5]); - } - - /* Copy the permanent MAC address */ - ether_addr_copy((struct ether_addr *) hw->mac.perm_addr, - ð_dev->data->mac_addrs[0]); - - PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x " - "mac.type=%s", - eth_dev->data->port_id, pci_dev->id.vendor_id, - pci_dev->id.device_id, "igb_mac_82576_vf"); - - return 0; -} - -static int -eth_igbvf_dev_uninit(struct rte_eth_dev *eth_dev) -{ - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(eth_dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - - if (rte_eal_process_type() != RTE_PROC_PRIMARY) - return -EPERM; - - if (adapter->stopped == 0) - igbvf_dev_close(eth_dev); - - eth_dev->dev_ops = NULL; - eth_dev->rx_pkt_burst = NULL; - eth_dev->tx_pkt_burst = NULL; - - rte_free(eth_dev->data->mac_addrs); - eth_dev->data->mac_addrs = NULL; - - return 0; -} - -static struct eth_driver rte_igb_pmd = { - .pci_drv = { - .name = "rte_igb_pmd", - .id_table = pci_id_igb_map, - .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC | - RTE_PCI_DRV_DETACHABLE, - }, - .eth_dev_init = eth_igb_dev_init, - .eth_dev_uninit = eth_igb_dev_uninit, - .dev_private_size = sizeof(struct e1000_adapter), -}; - -/* - * virtual function driver struct - */ -static struct eth_driver rte_igbvf_pmd = { - .pci_drv = { - .name = "rte_igbvf_pmd", - .id_table = pci_id_igbvf_map, - .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_DETACHABLE, - }, - .eth_dev_init = eth_igbvf_dev_init, - .eth_dev_uninit = eth_igbvf_dev_uninit, - .dev_private_size = sizeof(struct e1000_adapter), -}; - -static int -rte_igb_pmd_init(const char *name __rte_unused, const char *params __rte_unused) -{ - rte_eth_driver_register(&rte_igb_pmd); - return 0; -} - -static void -igb_vmdq_vlan_hw_filter_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - /* RCTL: enable VLAN filter since VMDq always use VLAN filter */ - uint32_t rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -/* - * VF Driver initialization routine. - * Invoked one at EAL init time. - * Register itself as the [Virtual Poll Mode] Driver of PCI IGB devices. - */ -static int -rte_igbvf_pmd_init(const char *name __rte_unused, const char *params __rte_unused) -{ - PMD_INIT_FUNC_TRACE(); - - rte_eth_driver_register(&rte_igbvf_pmd); - return (0); -} - -static int -igb_check_mq_mode(struct rte_eth_dev *dev) -{ - enum rte_eth_rx_mq_mode rx_mq_mode = dev->data->dev_conf.rxmode.mq_mode; - enum rte_eth_tx_mq_mode tx_mq_mode = dev->data->dev_conf.txmode.mq_mode; - uint16_t nb_rx_q = dev->data->nb_rx_queues; - uint16_t nb_tx_q = dev->data->nb_rx_queues; - - if ((rx_mq_mode & ETH_MQ_RX_DCB_FLAG) || - tx_mq_mode == ETH_MQ_TX_DCB || - tx_mq_mode == ETH_MQ_TX_VMDQ_DCB) { - PMD_INIT_LOG(ERR, "DCB mode is not supported."); - return -EINVAL; - } - if (RTE_ETH_DEV_SRIOV(dev).active != 0) { - /* Check multi-queue mode. - * To no break software we accept ETH_MQ_RX_NONE as this might - * be used to turn off VLAN filter. - */ - - if (rx_mq_mode == ETH_MQ_RX_NONE || - rx_mq_mode == ETH_MQ_RX_VMDQ_ONLY) { - dev->data->dev_conf.rxmode.mq_mode = ETH_MQ_RX_VMDQ_ONLY; - RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool = 1; - } else { - /* Only support one queue on VFs. - * RSS together with SRIOV is not supported. - */ - PMD_INIT_LOG(ERR, "SRIOV is active," - " wrong mq_mode rx %d.", - rx_mq_mode); - return -EINVAL; - } - /* TX mode is not used here, so mode might be ignored.*/ - if (tx_mq_mode != ETH_MQ_TX_VMDQ_ONLY) { - /* SRIOV only works in VMDq enable mode */ - PMD_INIT_LOG(WARNING, "SRIOV is active," - " TX mode %d is not supported. " - " Driver will behave as %d mode.", - tx_mq_mode, ETH_MQ_TX_VMDQ_ONLY); - } - - /* check valid queue number */ - if ((nb_rx_q > 1) || (nb_tx_q > 1)) { - PMD_INIT_LOG(ERR, "SRIOV is active," - " only support one queue on VFs."); - return -EINVAL; - } - } else { - /* To no break software that set invalid mode, only display - * warning if invalid mode is used. - */ - if (rx_mq_mode != ETH_MQ_RX_NONE && - rx_mq_mode != ETH_MQ_RX_VMDQ_ONLY && - rx_mq_mode != ETH_MQ_RX_RSS) { - /* RSS together with VMDq not supported*/ - PMD_INIT_LOG(ERR, "RX mode %d is not supported.", - rx_mq_mode); - return -EINVAL; - } - - if (tx_mq_mode != ETH_MQ_TX_NONE && - tx_mq_mode != ETH_MQ_TX_VMDQ_ONLY) { - PMD_INIT_LOG(WARNING, "TX mode %d is not supported." - " Due to txmode is meaningless in this" - " driver, just ignore.", - tx_mq_mode); - } - } - return 0; -} - -static int -eth_igb_configure(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - int ret; - - PMD_INIT_FUNC_TRACE(); - - /* multipe queue mode checking */ - ret = igb_check_mq_mode(dev); - if (ret != 0) { - PMD_DRV_LOG(ERR, "igb_check_mq_mode fails with %d.", - ret); - return ret; - } - - intr->flags |= E1000_FLAG_NEED_LINK_UPDATE; - PMD_INIT_FUNC_TRACE(); - - return 0; -} - -static int -eth_igb_start(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(dev->data->dev_private); - struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; - int ret, mask; - uint32_t intr_vector = 0; - uint32_t ctrl_ext; - - PMD_INIT_FUNC_TRACE(); - - /* disable uio/vfio intr/eventfd mapping */ - rte_intr_disable(intr_handle); - - /* Power up the phy. Needed to make the link go Up */ - e1000_power_up_phy(hw); - - /* - * Packet Buffer Allocation (PBA) - * Writing PBA sets the receive portion of the buffer - * the remainder is used for the transmit buffer. - */ - if (hw->mac.type == e1000_82575) { - uint32_t pba; - - pba = E1000_PBA_32K; /* 32K for Rx, 16K for Tx */ - E1000_WRITE_REG(hw, E1000_PBA, pba); - } - - /* Put the address into the Receive Address Array */ - e1000_rar_set(hw, hw->mac.addr, 0); - - /* Initialize the hardware */ - if (igb_hardware_init(hw)) { - PMD_INIT_LOG(ERR, "Unable to initialize the hardware"); - return (-EIO); - } - adapter->stopped = 0; - - E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - /* configure PF module if SRIOV enabled */ - igb_pf_host_configure(dev); - - /* check and configure queue intr-vector mapping */ - if ((rte_intr_cap_multiple(intr_handle) || - !RTE_ETH_DEV_SRIOV(dev).active) && - dev->data->dev_conf.intr_conf.rxq != 0) { - intr_vector = dev->data->nb_rx_queues; - if (rte_intr_efd_enable(intr_handle, intr_vector)) - return -1; - } - - if (rte_intr_dp_is_en(intr_handle) && !intr_handle->intr_vec) { - intr_handle->intr_vec = - rte_zmalloc("intr_vec", - dev->data->nb_rx_queues * sizeof(int), 0); - if (intr_handle->intr_vec == NULL) { - PMD_INIT_LOG(ERR, "Failed to allocate %d rx_queues" - " intr_vec\n", dev->data->nb_rx_queues); - return -ENOMEM; - } - } - - /* confiugre msix for rx interrupt */ - eth_igb_configure_msix_intr(dev); - - /* Configure for OS presence */ - igb_init_manageability(hw); - - eth_igb_tx_init(dev); - - /* This can fail when allocating mbufs for descriptor rings */ - ret = eth_igb_rx_init(dev); - if (ret) { - PMD_INIT_LOG(ERR, "Unable to initialize RX hardware"); - igb_dev_clear_queues(dev); - return ret; - } - - e1000_clear_hw_cntrs_base_generic(hw); - - /* - * VLAN Offload Settings - */ - mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK | \ - ETH_VLAN_EXTEND_MASK; - eth_igb_vlan_offload_set(dev, mask); - - if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_ONLY) { - /* Enable VLAN filter since VMDq always use VLAN filter */ - igb_vmdq_vlan_hw_filter_enable(dev); - } - - if ((hw->mac.type == e1000_82576) || (hw->mac.type == e1000_82580) || - (hw->mac.type == e1000_i350) || (hw->mac.type == e1000_i210) || - (hw->mac.type == e1000_i211)) { - /* Configure EITR with the maximum possible value (0xFFFF) */ - E1000_WRITE_REG(hw, E1000_EITR(0), 0xFFFF); - } - - /* Setup link speed and duplex */ - switch (dev->data->dev_conf.link_speed) { - case ETH_LINK_SPEED_AUTONEG: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_HALF_DUPLEX; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_FULL_DUPLEX; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_10: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_10_SPEED; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_10_HALF; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_10_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_100: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_100_SPEED; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_100_HALF; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_100_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_1000: - if ((dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) || - (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX)) - hw->phy.autoneg_advertised = ADVERTISE_1000_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_10000: - default: - goto error_invalid_config; - } - e1000_setup_link(hw); - - if (rte_intr_allow_others(intr_handle)) { - /* check if lsc interrupt is enabled */ - if (dev->data->dev_conf.intr_conf.lsc != 0) - eth_igb_lsc_interrupt_setup(dev); - } else { - rte_intr_callback_unregister(intr_handle, - eth_igb_interrupt_handler, - (void *)dev); - if (dev->data->dev_conf.intr_conf.lsc != 0) - PMD_INIT_LOG(INFO, "lsc won't enable because of" - " no intr multiplex\n"); - } - - /* check if rxq interrupt is enabled */ - if (dev->data->dev_conf.intr_conf.rxq != 0 && - rte_intr_dp_is_en(intr_handle)) - eth_igb_rxq_interrupt_setup(dev); - - /* enable uio/vfio intr/eventfd mapping */ - rte_intr_enable(intr_handle); - - /* resume enabled intr since hw reset */ - igb_intr_enable(dev); - - PMD_INIT_LOG(DEBUG, "<<"); - - return (0); - -error_invalid_config: - PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u", - dev->data->dev_conf.link_speed, - dev->data->dev_conf.link_duplex, dev->data->port_id); - igb_dev_clear_queues(dev); - return (-EINVAL); -} - -/********************************************************************* - * - * This routine disables all traffic on the adapter by issuing a - * global reset on the MAC. - * - **********************************************************************/ -static void -eth_igb_stop(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct rte_eth_link link; - struct e1000_flex_filter *p_flex; - struct e1000_5tuple_filter *p_5tuple, *p_5tuple_next; - struct e1000_2tuple_filter *p_2tuple, *p_2tuple_next; - struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; - - igb_intr_disable(hw); - - /* disable intr eventfd mapping */ - rte_intr_disable(intr_handle); - - igb_pf_reset_hw(hw); - E1000_WRITE_REG(hw, E1000_WUC, 0); - - /* Set bit for Go Link disconnect */ - if (hw->mac.type >= e1000_82580) { - uint32_t phpm_reg; - - phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT); - phpm_reg |= E1000_82580_PM_GO_LINKD; - E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg); - } - - /* Power down the phy. Needed to make the link go Down */ - if (hw->phy.media_type == e1000_media_type_copper) - e1000_power_down_phy(hw); - else - e1000_shutdown_fiber_serdes_link(hw); - - igb_dev_clear_queues(dev); - - /* clear the recorded link status */ - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); - - /* Remove all flex filters of the device */ - while ((p_flex = TAILQ_FIRST(&filter_info->flex_list))) { - TAILQ_REMOVE(&filter_info->flex_list, p_flex, entries); - rte_free(p_flex); - } - filter_info->flex_mask = 0; - - /* Remove all ntuple filters of the device */ - for (p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list); - p_5tuple != NULL; p_5tuple = p_5tuple_next) { - p_5tuple_next = TAILQ_NEXT(p_5tuple, entries); - TAILQ_REMOVE(&filter_info->fivetuple_list, - p_5tuple, entries); - rte_free(p_5tuple); - } - filter_info->fivetuple_mask = 0; - for (p_2tuple = TAILQ_FIRST(&filter_info->twotuple_list); - p_2tuple != NULL; p_2tuple = p_2tuple_next) { - p_2tuple_next = TAILQ_NEXT(p_2tuple, entries); - TAILQ_REMOVE(&filter_info->twotuple_list, - p_2tuple, entries); - rte_free(p_2tuple); - } - filter_info->twotuple_mask = 0; - - if (!rte_intr_allow_others(intr_handle)) - /* resume to the default handler */ - rte_intr_callback_register(intr_handle, - eth_igb_interrupt_handler, - (void *)dev); - - /* Clean datapath event and queue/vec mapping */ - rte_intr_efd_disable(intr_handle); - if (intr_handle->intr_vec != NULL) { - rte_free(intr_handle->intr_vec); - intr_handle->intr_vec = NULL; - } -} - -static void -eth_igb_close(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(dev->data->dev_private); - struct rte_eth_link link; - struct rte_pci_device *pci_dev; - - eth_igb_stop(dev); - adapter->stopped = 1; - - e1000_phy_hw_reset(hw); - igb_release_manageability(hw); - igb_hw_control_release(hw); - - /* Clear bit for Go Link disconnect */ - if (hw->mac.type >= e1000_82580) { - uint32_t phpm_reg; - - phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT); - phpm_reg &= ~E1000_82580_PM_GO_LINKD; - E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg); - } - - igb_dev_free_queues(dev); - - pci_dev = dev->pci_dev; - if (pci_dev->intr_handle.intr_vec) { - rte_free(pci_dev->intr_handle.intr_vec); - pci_dev->intr_handle.intr_vec = NULL; - } - - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); -} - -static int -igb_get_rx_buffer_size(struct e1000_hw *hw) -{ - uint32_t rx_buf_size; - if (hw->mac.type == e1000_82576) { - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0xffff) << 10; - } else if (hw->mac.type == e1000_82580 || hw->mac.type == e1000_i350) { - /* PBS needs to be translated according to a lookup table */ - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0xf); - rx_buf_size = (uint32_t) e1000_rxpbs_adjust_82580(rx_buf_size); - rx_buf_size = (rx_buf_size << 10); - } else if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) { - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0x3f) << 10; - } else { - rx_buf_size = (E1000_READ_REG(hw, E1000_PBA) & 0xffff) << 10; - } - - return rx_buf_size; -} - -/********************************************************************* - * - * Initialize the hardware - * - **********************************************************************/ -static int -igb_hardware_init(struct e1000_hw *hw) -{ - uint32_t rx_buf_size; - int diag; - - /* Let the firmware know the OS is in control */ - igb_hw_control_acquire(hw); - - /* - * These parameters control the automatic generation (Tx) and - * response (Rx) to Ethernet PAUSE frames. - * - High water mark should allow for at least two standard size (1518) - * frames to be received after sending an XOFF. - * - Low water mark works best when it is very near the high water mark. - * This allows the receiver to restart by sending XON when it has - * drained a bit. Here we use an arbitrary value of 1500 which will - * restart after one full frame is pulled from the buffer. There - * could be several smaller frames in the buffer and if so they will - * not trigger the XON until their total number reduces the buffer - * by 1500. - * - The pause time is fairly large at 1000 x 512ns = 512 usec. - */ - rx_buf_size = igb_get_rx_buffer_size(hw); - - hw->fc.high_water = rx_buf_size - (ETHER_MAX_LEN * 2); - hw->fc.low_water = hw->fc.high_water - 1500; - hw->fc.pause_time = IGB_FC_PAUSE_TIME; - hw->fc.send_xon = 1; - - /* Set Flow control, use the tunable location if sane */ - if ((igb_fc_setting != e1000_fc_none) && (igb_fc_setting < 4)) - hw->fc.requested_mode = igb_fc_setting; - else - hw->fc.requested_mode = e1000_fc_none; - - /* Issue a global reset */ - igb_pf_reset_hw(hw); - E1000_WRITE_REG(hw, E1000_WUC, 0); - - diag = e1000_init_hw(hw); - if (diag < 0) - return (diag); - - E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN); - e1000_get_phy_info(hw); - e1000_check_for_link(hw); - - return (0); -} - -/* This function is based on igb_update_stats_counters() in igb/if_igb.c */ -static void -igb_read_stats_registers(struct e1000_hw *hw, struct e1000_hw_stats *stats) -{ - int pause_frames; - - uint64_t old_gprc = stats->gprc; - uint64_t old_gptc = stats->gptc; - uint64_t old_tpr = stats->tpr; - uint64_t old_tpt = stats->tpt; - uint64_t old_rpthc = stats->rpthc; - uint64_t old_hgptc = stats->hgptc; - - if(hw->phy.media_type == e1000_media_type_copper || - (E1000_READ_REG(hw, E1000_STATUS) & E1000_STATUS_LU)) { - stats->symerrs += - E1000_READ_REG(hw,E1000_SYMERRS); - stats->sec += E1000_READ_REG(hw, E1000_SEC); - } - - stats->crcerrs += E1000_READ_REG(hw, E1000_CRCERRS); - stats->mpc += E1000_READ_REG(hw, E1000_MPC); - stats->scc += E1000_READ_REG(hw, E1000_SCC); - stats->ecol += E1000_READ_REG(hw, E1000_ECOL); - - stats->mcc += E1000_READ_REG(hw, E1000_MCC); - stats->latecol += E1000_READ_REG(hw, E1000_LATECOL); - stats->colc += E1000_READ_REG(hw, E1000_COLC); - stats->dc += E1000_READ_REG(hw, E1000_DC); - stats->rlec += E1000_READ_REG(hw, E1000_RLEC); - stats->xonrxc += E1000_READ_REG(hw, E1000_XONRXC); - stats->xontxc += E1000_READ_REG(hw, E1000_XONTXC); - /* - ** For watchdog management we need to know if we have been - ** paused during the last interval, so capture that here. - */ - pause_frames = E1000_READ_REG(hw, E1000_XOFFRXC); - stats->xoffrxc += pause_frames; - stats->xofftxc += E1000_READ_REG(hw, E1000_XOFFTXC); - stats->fcruc += E1000_READ_REG(hw, E1000_FCRUC); - stats->prc64 += E1000_READ_REG(hw, E1000_PRC64); - stats->prc127 += E1000_READ_REG(hw, E1000_PRC127); - stats->prc255 += E1000_READ_REG(hw, E1000_PRC255); - stats->prc511 += E1000_READ_REG(hw, E1000_PRC511); - stats->prc1023 += E1000_READ_REG(hw, E1000_PRC1023); - stats->prc1522 += E1000_READ_REG(hw, E1000_PRC1522); - stats->gprc += E1000_READ_REG(hw, E1000_GPRC); - stats->bprc += E1000_READ_REG(hw, E1000_BPRC); - stats->mprc += E1000_READ_REG(hw, E1000_MPRC); - stats->gptc += E1000_READ_REG(hw, E1000_GPTC); - - /* For the 64-bit byte counters the low dword must be read first. */ - /* Both registers clear on the read of the high dword */ - - /* Workaround CRC bytes included in size, take away 4 bytes/packet */ - stats->gorc += E1000_READ_REG(hw, E1000_GORCL); - stats->gorc += ((uint64_t)E1000_READ_REG(hw, E1000_GORCH) << 32); - stats->gorc -= (stats->gprc - old_gprc) * ETHER_CRC_LEN; - stats->gotc += E1000_READ_REG(hw, E1000_GOTCL); - stats->gotc += ((uint64_t)E1000_READ_REG(hw, E1000_GOTCH) << 32); - stats->gotc -= (stats->gptc - old_gptc) * ETHER_CRC_LEN; - - stats->rnbc += E1000_READ_REG(hw, E1000_RNBC); - stats->ruc += E1000_READ_REG(hw, E1000_RUC); - stats->rfc += E1000_READ_REG(hw, E1000_RFC); - stats->roc += E1000_READ_REG(hw, E1000_ROC); - stats->rjc += E1000_READ_REG(hw, E1000_RJC); - - stats->tpr += E1000_READ_REG(hw, E1000_TPR); - stats->tpt += E1000_READ_REG(hw, E1000_TPT); - - stats->tor += E1000_READ_REG(hw, E1000_TORL); - stats->tor += ((uint64_t)E1000_READ_REG(hw, E1000_TORH) << 32); - stats->tor -= (stats->tpr - old_tpr) * ETHER_CRC_LEN; - stats->tot += E1000_READ_REG(hw, E1000_TOTL); - stats->tot += ((uint64_t)E1000_READ_REG(hw, E1000_TOTH) << 32); - stats->tot -= (stats->tpt - old_tpt) * ETHER_CRC_LEN; - - stats->ptc64 += E1000_READ_REG(hw, E1000_PTC64); - stats->ptc127 += E1000_READ_REG(hw, E1000_PTC127); - stats->ptc255 += E1000_READ_REG(hw, E1000_PTC255); - stats->ptc511 += E1000_READ_REG(hw, E1000_PTC511); - stats->ptc1023 += E1000_READ_REG(hw, E1000_PTC1023); - stats->ptc1522 += E1000_READ_REG(hw, E1000_PTC1522); - stats->mptc += E1000_READ_REG(hw, E1000_MPTC); - stats->bptc += E1000_READ_REG(hw, E1000_BPTC); - - /* Interrupt Counts */ - - stats->iac += E1000_READ_REG(hw, E1000_IAC); - stats->icrxptc += E1000_READ_REG(hw, E1000_ICRXPTC); - stats->icrxatc += E1000_READ_REG(hw, E1000_ICRXATC); - stats->ictxptc += E1000_READ_REG(hw, E1000_ICTXPTC); - stats->ictxatc += E1000_READ_REG(hw, E1000_ICTXATC); - stats->ictxqec += E1000_READ_REG(hw, E1000_ICTXQEC); - stats->ictxqmtc += E1000_READ_REG(hw, E1000_ICTXQMTC); - stats->icrxdmtc += E1000_READ_REG(hw, E1000_ICRXDMTC); - stats->icrxoc += E1000_READ_REG(hw, E1000_ICRXOC); - - /* Host to Card Statistics */ - - stats->cbtmpc += E1000_READ_REG(hw, E1000_CBTMPC); - stats->htdpmc += E1000_READ_REG(hw, E1000_HTDPMC); - stats->cbrdpc += E1000_READ_REG(hw, E1000_CBRDPC); - stats->cbrmpc += E1000_READ_REG(hw, E1000_CBRMPC); - stats->rpthc += E1000_READ_REG(hw, E1000_RPTHC); - stats->hgptc += E1000_READ_REG(hw, E1000_HGPTC); - stats->htcbdpc += E1000_READ_REG(hw, E1000_HTCBDPC); - stats->hgorc += E1000_READ_REG(hw, E1000_HGORCL); - stats->hgorc += ((uint64_t)E1000_READ_REG(hw, E1000_HGORCH) << 32); - stats->hgorc -= (stats->rpthc - old_rpthc) * ETHER_CRC_LEN; - stats->hgotc += E1000_READ_REG(hw, E1000_HGOTCL); - stats->hgotc += ((uint64_t)E1000_READ_REG(hw, E1000_HGOTCH) << 32); - stats->hgotc -= (stats->hgptc - old_hgptc) * ETHER_CRC_LEN; - stats->lenerrs += E1000_READ_REG(hw, E1000_LENERRS); - stats->scvpc += E1000_READ_REG(hw, E1000_SCVPC); - stats->hrmpc += E1000_READ_REG(hw, E1000_HRMPC); - - stats->algnerrc += E1000_READ_REG(hw, E1000_ALGNERRC); - stats->rxerrc += E1000_READ_REG(hw, E1000_RXERRC); - stats->tncrs += E1000_READ_REG(hw, E1000_TNCRS); - stats->cexterr += E1000_READ_REG(hw, E1000_CEXTERR); - stats->tsctc += E1000_READ_REG(hw, E1000_TSCTC); - stats->tsctfc += E1000_READ_REG(hw, E1000_TSCTFC); -} - -static void -eth_igb_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_hw_stats *stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - igb_read_stats_registers(hw, stats); - - if (rte_stats == NULL) - return; - - /* Rx Errors */ - rte_stats->imissed = stats->mpc; - rte_stats->ierrors = stats->crcerrs + - stats->rlec + stats->ruc + stats->roc + - rte_stats->imissed + - stats->rxerrc + stats->algnerrc + stats->cexterr; - - /* Tx Errors */ - rte_stats->oerrors = stats->ecol + stats->latecol; - - rte_stats->ipackets = stats->gprc; - rte_stats->opackets = stats->gptc; - rte_stats->ibytes = stats->gorc; - rte_stats->obytes = stats->gotc; -} - -static void -eth_igb_stats_reset(struct rte_eth_dev *dev) -{ - struct e1000_hw_stats *hw_stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* HW registers are cleared on read */ - eth_igb_stats_get(dev, NULL); - - /* Reset software totals */ - memset(hw_stats, 0, sizeof(*hw_stats)); -} - -static void -eth_igb_xstats_reset(struct rte_eth_dev *dev) -{ - struct e1000_hw_stats *stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* HW registers are cleared on read */ - eth_igb_xstats_get(dev, NULL, IGB_NB_XSTATS); - - /* Reset software totals */ - memset(stats, 0, sizeof(*stats)); -} - -static int -eth_igb_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats, - unsigned n) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_hw_stats *hw_stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - unsigned i; - - if (n < IGB_NB_XSTATS) - return IGB_NB_XSTATS; - - igb_read_stats_registers(hw, hw_stats); - - /* If this is a reset xstats is NULL, and we have cleared the - * registers by reading them. - */ - if (!xstats) - return 0; - - /* Extended stats */ - for (i = 0; i < IGB_NB_XSTATS; i++) { - snprintf(xstats[i].name, sizeof(xstats[i].name), - "%s", rte_igb_stats_strings[i].name); - xstats[i].value = *(uint64_t *)(((char *)hw_stats) + - rte_igb_stats_strings[i].offset); - } - - return IGB_NB_XSTATS; -} - -static void -igbvf_read_stats_registers(struct e1000_hw *hw, struct e1000_vf_stats *hw_stats) -{ - /* Good Rx packets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGPRC, - hw_stats->last_gprc, hw_stats->gprc); - - /* Good Rx octets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGORC, - hw_stats->last_gorc, hw_stats->gorc); - - /* Good Tx packets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGPTC, - hw_stats->last_gptc, hw_stats->gptc); - - /* Good Tx octets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGOTC, - hw_stats->last_gotc, hw_stats->gotc); - - /* Rx Multicst packets */ - UPDATE_VF_STAT(E1000_VFMPRC, - hw_stats->last_mprc, hw_stats->mprc); - - /* Good Rx loopback packets */ - UPDATE_VF_STAT(E1000_VFGPRLBC, - hw_stats->last_gprlbc, hw_stats->gprlbc); - - /* Good Rx loopback octets */ - UPDATE_VF_STAT(E1000_VFGORLBC, - hw_stats->last_gorlbc, hw_stats->gorlbc); - - /* Good Tx loopback packets */ - UPDATE_VF_STAT(E1000_VFGPTLBC, - hw_stats->last_gptlbc, hw_stats->gptlbc); - - /* Good Tx loopback octets */ - UPDATE_VF_STAT(E1000_VFGOTLBC, - hw_stats->last_gotlbc, hw_stats->gotlbc); -} - -static int -eth_igbvf_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats, - unsigned n) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats *) - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - unsigned i; - - if (n < IGBVF_NB_XSTATS) - return IGBVF_NB_XSTATS; - - igbvf_read_stats_registers(hw, hw_stats); - - if (!xstats) - return 0; - - for (i = 0; i < IGBVF_NB_XSTATS; i++) { - snprintf(xstats[i].name, sizeof(xstats[i].name), "%s", - rte_igbvf_stats_strings[i].name); - xstats[i].value = *(uint64_t *)(((char *)hw_stats) + - rte_igbvf_stats_strings[i].offset); - } - - return IGBVF_NB_XSTATS; -} - -static void -eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats *) - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - igbvf_read_stats_registers(hw, hw_stats); - - if (rte_stats == NULL) - return; - - rte_stats->ipackets = hw_stats->gprc; - rte_stats->ibytes = hw_stats->gorc; - rte_stats->opackets = hw_stats->gptc; - rte_stats->obytes = hw_stats->gotc; - rte_stats->imcasts = hw_stats->mprc; - rte_stats->ilbpackets = hw_stats->gprlbc; - rte_stats->ilbbytes = hw_stats->gorlbc; - rte_stats->olbpackets = hw_stats->gptlbc; - rte_stats->olbbytes = hw_stats->gotlbc; -} - -static void -eth_igbvf_stats_reset(struct rte_eth_dev *dev) -{ - struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*) - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* Sync HW register to the last stats */ - eth_igbvf_stats_get(dev, NULL); - - /* reset HW current stats*/ - memset(&hw_stats->gprc, 0, sizeof(*hw_stats) - - offsetof(struct e1000_vf_stats, gprc)); -} - -static void -eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */ - dev_info->max_rx_pktlen = 0x3FFF; /* See RLPML register. */ - dev_info->max_mac_addrs = hw->mac.rar_entry_count; - dev_info->rx_offload_capa = - DEV_RX_OFFLOAD_VLAN_STRIP | - DEV_RX_OFFLOAD_IPV4_CKSUM | - DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM; - dev_info->tx_offload_capa = - DEV_TX_OFFLOAD_VLAN_INSERT | - DEV_TX_OFFLOAD_IPV4_CKSUM | - DEV_TX_OFFLOAD_UDP_CKSUM | - DEV_TX_OFFLOAD_TCP_CKSUM | - DEV_TX_OFFLOAD_SCTP_CKSUM | - DEV_TX_OFFLOAD_TCP_TSO; - - switch (hw->mac.type) { - case e1000_82575: - dev_info->max_rx_queues = 4; - dev_info->max_tx_queues = 4; - dev_info->max_vmdq_pools = 0; - break; - - case e1000_82576: - dev_info->max_rx_queues = 16; - dev_info->max_tx_queues = 16; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 16; - break; - - case e1000_82580: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 8; - break; - - case e1000_i350: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 8; - break; - - case e1000_i354: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - break; - - case e1000_i210: - dev_info->max_rx_queues = 4; - dev_info->max_tx_queues = 4; - dev_info->max_vmdq_pools = 0; - break; - - case e1000_i211: - dev_info->max_rx_queues = 2; - dev_info->max_tx_queues = 2; - dev_info->max_vmdq_pools = 0; - break; - - default: - /* Should not happen */ - break; - } - dev_info->hash_key_size = IGB_HKEY_MAX_INDEX * sizeof(uint32_t); - dev_info->reta_size = ETH_RSS_RETA_SIZE_128; - dev_info->flow_type_rss_offloads = IGB_RSS_OFFLOAD_ALL; - - dev_info->default_rxconf = (struct rte_eth_rxconf) { - .rx_thresh = { - .pthresh = IGB_DEFAULT_RX_PTHRESH, - .hthresh = IGB_DEFAULT_RX_HTHRESH, - .wthresh = IGB_DEFAULT_RX_WTHRESH, - }, - .rx_free_thresh = IGB_DEFAULT_RX_FREE_THRESH, - .rx_drop_en = 0, - }; - - dev_info->default_txconf = (struct rte_eth_txconf) { - .tx_thresh = { - .pthresh = IGB_DEFAULT_TX_PTHRESH, - .hthresh = IGB_DEFAULT_TX_HTHRESH, - .wthresh = IGB_DEFAULT_TX_WTHRESH, - }, - .txq_flags = 0, - }; - - dev_info->rx_desc_lim = rx_desc_lim; - dev_info->tx_desc_lim = tx_desc_lim; -} - -static void -eth_igbvf_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */ - dev_info->max_rx_pktlen = 0x3FFF; /* See RLPML register. */ - dev_info->max_mac_addrs = hw->mac.rar_entry_count; - dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP | - DEV_RX_OFFLOAD_IPV4_CKSUM | - DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM; - dev_info->tx_offload_capa = DEV_TX_OFFLOAD_VLAN_INSERT | - DEV_TX_OFFLOAD_IPV4_CKSUM | - DEV_TX_OFFLOAD_UDP_CKSUM | - DEV_TX_OFFLOAD_TCP_CKSUM | - DEV_TX_OFFLOAD_SCTP_CKSUM | - DEV_TX_OFFLOAD_TCP_TSO; - switch (hw->mac.type) { - case e1000_vfadapt: - dev_info->max_rx_queues = 2; - dev_info->max_tx_queues = 2; - break; - case e1000_vfadapt_i350: - dev_info->max_rx_queues = 1; - dev_info->max_tx_queues = 1; - break; - default: - /* Should not happen */ - break; - } - - dev_info->default_rxconf = (struct rte_eth_rxconf) { - .rx_thresh = { - .pthresh = IGB_DEFAULT_RX_PTHRESH, - .hthresh = IGB_DEFAULT_RX_HTHRESH, - .wthresh = IGB_DEFAULT_RX_WTHRESH, - }, - .rx_free_thresh = IGB_DEFAULT_RX_FREE_THRESH, - .rx_drop_en = 0, - }; - - dev_info->default_txconf = (struct rte_eth_txconf) { - .tx_thresh = { - .pthresh = IGB_DEFAULT_TX_PTHRESH, - .hthresh = IGB_DEFAULT_TX_HTHRESH, - .wthresh = IGB_DEFAULT_TX_WTHRESH, - }, - .txq_flags = 0, - }; - - dev_info->rx_desc_lim = rx_desc_lim; - dev_info->tx_desc_lim = tx_desc_lim; -} - -/* return 0 means link status changed, -1 means not changed */ -static int -eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link, old; - int link_check, count; - - link_check = 0; - hw->mac.get_link_status = 1; - - /* possible wait-to-complete in up to 9 seconds */ - for (count = 0; count < IGB_LINK_UPDATE_CHECK_TIMEOUT; count ++) { - /* Read the real link status */ - switch (hw->phy.media_type) { - case e1000_media_type_copper: - /* Do the work to read phy */ - e1000_check_for_link(hw); - link_check = !hw->mac.get_link_status; - break; - - case e1000_media_type_fiber: - e1000_check_for_link(hw); - link_check = (E1000_READ_REG(hw, E1000_STATUS) & - E1000_STATUS_LU); - break; - - case e1000_media_type_internal_serdes: - e1000_check_for_link(hw); - link_check = hw->mac.serdes_has_link; - break; - - /* VF device is type_unknown */ - case e1000_media_type_unknown: - eth_igbvf_link_update(hw); - link_check = !hw->mac.get_link_status; - break; - - default: - break; - } - if (link_check || wait_to_complete == 0) - break; - rte_delay_ms(IGB_LINK_UPDATE_CHECK_INTERVAL); - } - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); - old = link; - - /* Now we check if a transition has happened */ - if (link_check) { - hw->mac.ops.get_link_up_info(hw, &link.link_speed, - &link.link_duplex); - link.link_status = 1; - } else if (!link_check) { - link.link_speed = 0; - link.link_duplex = 0; - link.link_status = 0; - } - rte_igb_dev_atomic_write_link_status(dev, &link); - - /* not changed */ - if (old.link_status == link.link_status) - return -1; - - /* changed */ - return 0; -} - -/* - * igb_hw_control_acquire sets CTRL_EXT:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means - * that the driver is loaded. - */ -static void -igb_hw_control_acquire(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - - /* Let firmware know the driver has taken over */ - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD); -} - -/* - * igb_hw_control_release resets CTRL_EXT:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means that the - * driver is no longer loaded. - */ -static void -igb_hw_control_release(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - - /* Let firmware taken over control of h/w */ - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - E1000_WRITE_REG(hw, E1000_CTRL_EXT, - ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD); -} - -/* - * Bit of a misnomer, what this really means is - * to enable OS management of the system... aka - * to disable special hardware management features. - */ -static void -igb_init_manageability(struct e1000_hw *hw) -{ - if (e1000_enable_mng_pass_thru(hw)) { - uint32_t manc2h = E1000_READ_REG(hw, E1000_MANC2H); - uint32_t manc = E1000_READ_REG(hw, E1000_MANC); - - /* disable hardware interception of ARP */ - manc &= ~(E1000_MANC_ARP_EN); - - /* enable receiving management packets to the host */ - manc |= E1000_MANC_EN_MNG2HOST; - manc2h |= 1 << 5; /* Mng Port 623 */ - manc2h |= 1 << 6; /* Mng Port 664 */ - E1000_WRITE_REG(hw, E1000_MANC2H, manc2h); - E1000_WRITE_REG(hw, E1000_MANC, manc); - } -} - -static void -igb_release_manageability(struct e1000_hw *hw) -{ - if (e1000_enable_mng_pass_thru(hw)) { - uint32_t manc = E1000_READ_REG(hw, E1000_MANC); - - manc |= E1000_MANC_ARP_EN; - manc &= ~E1000_MANC_EN_MNG2HOST; - - E1000_WRITE_REG(hw, E1000_MANC, manc); - } -} - -static void -eth_igb_promiscuous_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_promiscuous_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl &= (~E1000_RCTL_UPE); - if (dev->data->all_multicast == 1) - rctl |= E1000_RCTL_MPE; - else - rctl &= (~E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_allmulticast_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= E1000_RCTL_MPE; - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_allmulticast_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - if (dev->data->promiscuous == 1) - return; /* must remain in all_multicast mode */ - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl &= (~E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static int -eth_igb_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t vfta; - uint32_t vid_idx; - uint32_t vid_bit; - - vid_idx = (uint32_t) ((vlan_id >> E1000_VFTA_ENTRY_SHIFT) & - E1000_VFTA_ENTRY_MASK); - vid_bit = (uint32_t) (1 << (vlan_id & E1000_VFTA_ENTRY_BIT_SHIFT_MASK)); - vfta = E1000_READ_REG_ARRAY(hw, E1000_VFTA, vid_idx); - if (on) - vfta |= vid_bit; - else - vfta &= ~vid_bit; - E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, vid_idx, vfta); - - /* update local VFTA copy */ - shadow_vfta->vfta[vid_idx] = vfta; - - return 0; -} - -static void -eth_igb_vlan_tpid_set(struct rte_eth_dev *dev, uint16_t tpid) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg = ETHER_TYPE_VLAN ; - - reg |= (tpid << 16); - E1000_WRITE_REG(hw, E1000_VET, reg); -} - -static void -igb_vlan_hw_filter_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* Filter Table Disable */ - reg = E1000_READ_REG(hw, E1000_RCTL); - reg &= ~E1000_RCTL_CFIEN; - reg &= ~E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, reg); -} - -static void -igb_vlan_hw_filter_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t reg; - int i; - - /* Filter Table Enable, CFI not used for packet acceptance */ - reg = E1000_READ_REG(hw, E1000_RCTL); - reg &= ~E1000_RCTL_CFIEN; - reg |= E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, reg); - - /* restore VFTA table */ - for (i = 0; i < IGB_VFTA_SIZE; i++) - E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, i, shadow_vfta->vfta[i]); -} - -static void -igb_vlan_hw_strip_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* VLAN Mode Disable */ - reg = E1000_READ_REG(hw, E1000_CTRL); - reg &= ~E1000_CTRL_VME; - E1000_WRITE_REG(hw, E1000_CTRL, reg); -} - -static void -igb_vlan_hw_strip_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* VLAN Mode Enable */ - reg = E1000_READ_REG(hw, E1000_CTRL); - reg |= E1000_CTRL_VME; - E1000_WRITE_REG(hw, E1000_CTRL, reg); -} - -static void -igb_vlan_hw_extend_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* CTRL_EXT: Extended VLAN */ - reg = E1000_READ_REG(hw, E1000_CTRL_EXT); - reg &= ~E1000_CTRL_EXT_EXTEND_VLAN; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg); - - /* Update maximum packet length */ - if (dev->data->dev_conf.rxmode.jumbo_frame == 1) - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len + - VLAN_TAG_SIZE); -} - -static void -igb_vlan_hw_extend_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* CTRL_EXT: Extended VLAN */ - reg = E1000_READ_REG(hw, E1000_CTRL_EXT); - reg |= E1000_CTRL_EXT_EXTEND_VLAN; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg); - - /* Update maximum packet length */ - if (dev->data->dev_conf.rxmode.jumbo_frame == 1) - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len + - 2 * VLAN_TAG_SIZE); -} - -static void -eth_igb_vlan_offload_set(struct rte_eth_dev *dev, int mask) -{ - if(mask & ETH_VLAN_STRIP_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_strip) - igb_vlan_hw_strip_enable(dev); - else - igb_vlan_hw_strip_disable(dev); - } - - if(mask & ETH_VLAN_FILTER_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_filter) - igb_vlan_hw_filter_enable(dev); - else - igb_vlan_hw_filter_disable(dev); - } - - if(mask & ETH_VLAN_EXTEND_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_extend) - igb_vlan_hw_extend_enable(dev); - else - igb_vlan_hw_extend_disable(dev); - } -} - - -/** - * It enables the interrupt mask and then enable the interrupt. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_lsc_interrupt_setup(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - - intr->mask |= E1000_ICR_LSC; - - return 0; -} - -/* It clears the interrupt causes and enables the interrupt. - * It will be called once only during nic initialized. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int eth_igb_rxq_interrupt_setup(struct rte_eth_dev *dev) -{ - uint32_t mask, regval; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_dev_info dev_info; - - memset(&dev_info, 0, sizeof(dev_info)); - eth_igb_infos_get(dev, &dev_info); - - mask = 0xFFFFFFFF >> (32 - dev_info.max_rx_queues); - regval = E1000_READ_REG(hw, E1000_EIMS); - E1000_WRITE_REG(hw, E1000_EIMS, regval | mask); - - return 0; -} - -/* - * It reads ICR and gets interrupt causes, check it and set a bit flag - * to update link status. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_interrupt_get_status(struct rte_eth_dev *dev) -{ - uint32_t icr; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - - igb_intr_disable(hw); - - /* read-on-clear nic registers here */ - icr = E1000_READ_REG(hw, E1000_ICR); - - intr->flags = 0; - if (icr & E1000_ICR_LSC) { - intr->flags |= E1000_FLAG_NEED_LINK_UPDATE; - } - - if (icr & E1000_ICR_VMMB) - intr->flags |= E1000_FLAG_MAILBOX; - - return 0; -} - -/* - * It executes link_update after knowing an interrupt is prsent. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_interrupt_action(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - uint32_t tctl, rctl; - struct rte_eth_link link; - int ret; - - if (intr->flags & E1000_FLAG_MAILBOX) { - igb_pf_mbx_process(dev); - intr->flags &= ~E1000_FLAG_MAILBOX; - } - - igb_intr_enable(dev); - rte_intr_enable(&(dev->pci_dev->intr_handle)); - - if (intr->flags & E1000_FLAG_NEED_LINK_UPDATE) { - intr->flags &= ~E1000_FLAG_NEED_LINK_UPDATE; - - /* set get_link_status to check register later */ - hw->mac.get_link_status = 1; - ret = eth_igb_link_update(dev, 0); - - /* check if link has changed */ - if (ret < 0) - return 0; - - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); - if (link.link_status) { - PMD_INIT_LOG(INFO, - " Port %d: Link Up - speed %u Mbps - %s", - dev->data->port_id, - (unsigned)link.link_speed, - link.link_duplex == ETH_LINK_FULL_DUPLEX ? - "full-duplex" : "half-duplex"); - } else { - PMD_INIT_LOG(INFO, " Port %d: Link Down", - dev->data->port_id); - } - - PMD_INIT_LOG(DEBUG, "PCI Address: %04d:%02d:%02d:%d", - dev->pci_dev->addr.domain, - dev->pci_dev->addr.bus, - dev->pci_dev->addr.devid, - dev->pci_dev->addr.function); - tctl = E1000_READ_REG(hw, E1000_TCTL); - rctl = E1000_READ_REG(hw, E1000_RCTL); - if (link.link_status) { - /* enable Tx/Rx */ - tctl |= E1000_TCTL_EN; - rctl |= E1000_RCTL_EN; - } else { - /* disable Tx/Rx */ - tctl &= ~E1000_TCTL_EN; - rctl &= ~E1000_RCTL_EN; - } - E1000_WRITE_REG(hw, E1000_TCTL, tctl); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - E1000_WRITE_FLUSH(hw); - _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC); - } - - return 0; -} - -/** - * Interrupt handler which shall be registered at first. - * - * @param handle - * Pointer to interrupt handle. - * @param param - * The address of parameter (struct rte_eth_dev *) regsitered before. - * - * @return - * void - */ -static void -eth_igb_interrupt_handler(__rte_unused struct rte_intr_handle *handle, - void *param) -{ - struct rte_eth_dev *dev = (struct rte_eth_dev *)param; - - eth_igb_interrupt_get_status(dev); - eth_igb_interrupt_action(dev); -} - -static int -eth_igb_led_on(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - return (e1000_led_on(hw) == E1000_SUCCESS ? 0 : -ENOTSUP); -} - -static int -eth_igb_led_off(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - return (e1000_led_off(hw) == E1000_SUCCESS ? 0 : -ENOTSUP); -} - -static int -eth_igb_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) -{ - struct e1000_hw *hw; - uint32_t ctrl; - int tx_pause; - int rx_pause; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - fc_conf->pause_time = hw->fc.pause_time; - fc_conf->high_water = hw->fc.high_water; - fc_conf->low_water = hw->fc.low_water; - fc_conf->send_xon = hw->fc.send_xon; - fc_conf->autoneg = hw->mac.autoneg; - - /* - * Return rx_pause and tx_pause status according to actual setting of - * the TFCE and RFCE bits in the CTRL register. - */ - ctrl = E1000_READ_REG(hw, E1000_CTRL); - if (ctrl & E1000_CTRL_TFCE) - tx_pause = 1; - else - tx_pause = 0; - - if (ctrl & E1000_CTRL_RFCE) - rx_pause = 1; - else - rx_pause = 0; - - if (rx_pause && tx_pause) - fc_conf->mode = RTE_FC_FULL; - else if (rx_pause) - fc_conf->mode = RTE_FC_RX_PAUSE; - else if (tx_pause) - fc_conf->mode = RTE_FC_TX_PAUSE; - else - fc_conf->mode = RTE_FC_NONE; - - return 0; -} - -static int -eth_igb_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) -{ - struct e1000_hw *hw; - int err; - enum e1000_fc_mode rte_fcmode_2_e1000_fcmode[] = { - e1000_fc_none, - e1000_fc_rx_pause, - e1000_fc_tx_pause, - e1000_fc_full - }; - uint32_t rx_buf_size; - uint32_t max_high_water; - uint32_t rctl; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - if (fc_conf->autoneg != hw->mac.autoneg) - return -ENOTSUP; - rx_buf_size = igb_get_rx_buffer_size(hw); - PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size); - - /* At least reserve one Ethernet frame for watermark */ - max_high_water = rx_buf_size - ETHER_MAX_LEN; - if ((fc_conf->high_water > max_high_water) || - (fc_conf->high_water < fc_conf->low_water)) { - PMD_INIT_LOG(ERR, "e1000 incorrect high/low water value"); - PMD_INIT_LOG(ERR, "high water must <= 0x%x", max_high_water); - return (-EINVAL); - } - - hw->fc.requested_mode = rte_fcmode_2_e1000_fcmode[fc_conf->mode]; - hw->fc.pause_time = fc_conf->pause_time; - hw->fc.high_water = fc_conf->high_water; - hw->fc.low_water = fc_conf->low_water; - hw->fc.send_xon = fc_conf->send_xon; - - err = e1000_setup_link_generic(hw); - if (err == E1000_SUCCESS) { - - /* check if we want to forward MAC frames - driver doesn't have native - * capability to do that, so we'll write the registers ourselves */ - - rctl = E1000_READ_REG(hw, E1000_RCTL); - - /* set or clear MFLCN.PMCF bit depending on configuration */ - if (fc_conf->mac_ctrl_frame_fwd != 0) - rctl |= E1000_RCTL_PMCF; - else - rctl &= ~E1000_RCTL_PMCF; - - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - E1000_WRITE_FLUSH(hw); - - return 0; - } - - PMD_INIT_LOG(ERR, "e1000_setup_link_generic = 0x%x", err); - return (-EIO); -} - -#define E1000_RAH_POOLSEL_SHIFT (18) -static void -eth_igb_rar_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr, - uint32_t index, __rte_unused uint32_t pool) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rah; - - e1000_rar_set(hw, mac_addr->addr_bytes, index); - rah = E1000_READ_REG(hw, E1000_RAH(index)); - rah |= (0x1 << (E1000_RAH_POOLSEL_SHIFT + pool)); - E1000_WRITE_REG(hw, E1000_RAH(index), rah); -} - -static void -eth_igb_rar_clear(struct rte_eth_dev *dev, uint32_t index) -{ - uint8_t addr[ETHER_ADDR_LEN]; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - memset(addr, 0, sizeof(addr)); - - e1000_rar_set(hw, addr, index); -} - -static void -eth_igb_default_mac_addr_set(struct rte_eth_dev *dev, - struct ether_addr *addr) -{ - eth_igb_rar_clear(dev, 0); - - eth_igb_rar_set(dev, (void *)addr, 0, 0); -} -/* - * Virtual Function operations - */ -static void -igbvf_intr_disable(struct e1000_hw *hw) -{ - PMD_INIT_FUNC_TRACE(); - - /* Clear interrupt mask to stop from interrupts being generated */ - E1000_WRITE_REG(hw, E1000_EIMC, 0xFFFF); - - E1000_WRITE_FLUSH(hw); -} - -static void -igbvf_stop_adapter(struct rte_eth_dev *dev) -{ - u32 reg_val; - u16 i; - struct rte_eth_dev_info dev_info; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - memset(&dev_info, 0, sizeof(dev_info)); - eth_igbvf_infos_get(dev, &dev_info); - - /* Clear interrupt mask to stop from interrupts being generated */ - igbvf_intr_disable(hw); - - /* Clear any pending interrupts, flush previous writes */ - E1000_READ_REG(hw, E1000_EICR); - - /* Disable the transmit unit. Each queue must be disabled. */ - for (i = 0; i < dev_info.max_tx_queues; i++) - E1000_WRITE_REG(hw, E1000_TXDCTL(i), E1000_TXDCTL_SWFLSH); - - /* Disable the receive unit by stopping each queue */ - for (i = 0; i < dev_info.max_rx_queues; i++) { - reg_val = E1000_READ_REG(hw, E1000_RXDCTL(i)); - reg_val &= ~E1000_RXDCTL_QUEUE_ENABLE; - E1000_WRITE_REG(hw, E1000_RXDCTL(i), reg_val); - while (E1000_READ_REG(hw, E1000_RXDCTL(i)) & E1000_RXDCTL_QUEUE_ENABLE) - ; - } - - /* flush all queues disables */ - E1000_WRITE_FLUSH(hw); - msec_delay(2); -} - -static int eth_igbvf_link_update(struct e1000_hw *hw) -{ - struct e1000_mbx_info *mbx = &hw->mbx; - struct e1000_mac_info *mac = &hw->mac; - int ret_val = E1000_SUCCESS; - - PMD_INIT_LOG(DEBUG, "e1000_check_for_link_vf"); - - /* - * We only want to run this if there has been a rst asserted. - * in this case that could mean a link change, device reset, - * or a virtual function reset - */ - - /* If we were hit with a reset or timeout drop the link */ - if (!e1000_check_for_rst(hw, 0) || !mbx->timeout) - mac->get_link_status = TRUE; - - if (!mac->get_link_status) - goto out; - - /* if link status is down no point in checking to see if pf is up */ - if (!(E1000_READ_REG(hw, E1000_STATUS) & E1000_STATUS_LU)) - goto out; - - /* if we passed all the tests above then the link is up and we no - * longer need to check for link */ - mac->get_link_status = FALSE; - -out: - return ret_val; -} - - -static int -igbvf_dev_configure(struct rte_eth_dev *dev) -{ - struct rte_eth_conf* conf = &dev->data->dev_conf; - - PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d", - dev->data->port_id); - - /* - * VF has no ability to enable/disable HW CRC - * Keep the persistent behavior the same as Host PF - */ -#ifndef RTE_LIBRTE_E1000_PF_DISABLE_STRIP_CRC - if (!conf->rxmode.hw_strip_crc) { - PMD_INIT_LOG(NOTICE, "VF can't disable HW CRC Strip"); - conf->rxmode.hw_strip_crc = 1; - } -#else - if (conf->rxmode.hw_strip_crc) { - PMD_INIT_LOG(NOTICE, "VF can't enable HW CRC Strip"); - conf->rxmode.hw_strip_crc = 0; - } -#endif - - return 0; -} - -static int -igbvf_dev_start(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(dev->data->dev_private); - int ret; - - PMD_INIT_FUNC_TRACE(); - - hw->mac.ops.reset_hw(hw); - adapter->stopped = 0; - - /* Set all vfta */ - igbvf_set_vfta_all(dev,1); - - eth_igbvf_tx_init(dev); - - /* This can fail when allocating mbufs for descriptor rings */ - ret = eth_igbvf_rx_init(dev); - if (ret) { - PMD_INIT_LOG(ERR, "Unable to initialize RX hardware"); - igb_dev_clear_queues(dev); - return ret; - } - - return 0; -} - -static void -igbvf_dev_stop(struct rte_eth_dev *dev) -{ - PMD_INIT_FUNC_TRACE(); - - igbvf_stop_adapter(dev); - - /* - * Clear what we set, but we still keep shadow_vfta to - * restore after device starts - */ - igbvf_set_vfta_all(dev,0); - - igb_dev_clear_queues(dev); -} - -static void -igbvf_dev_close(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - E1000_DEV_PRIVATE(dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - - e1000_reset_hw(hw); - - igbvf_dev_stop(dev); - adapter->stopped = 1; - igb_dev_free_queues(dev); -} - -static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on) -{ - struct e1000_mbx_info *mbx = &hw->mbx; - uint32_t msgbuf[2]; - s32 err; - - /* After set vlan, vlan strip will also be enabled in igb driver*/ - msgbuf[0] = E1000_VF_SET_VLAN; - msgbuf[1] = vid; - /* Setting the 8 bit field MSG INFO to TRUE indicates "add" */ - if (on) - msgbuf[0] |= E1000_VF_SET_VLAN_ADD; - - err = mbx->ops.write_posted(hw, msgbuf, 2, 0); - if (err) - goto mbx_err; - - err = mbx->ops.read_posted(hw, msgbuf, 2, 0); - if (err) - goto mbx_err; - - msgbuf[0] &= ~E1000_VT_MSGTYPE_CTS; - if (msgbuf[0] == (E1000_VF_SET_VLAN | E1000_VT_MSGTYPE_NACK)) - err = -EINVAL; - -mbx_err: - return err; -} - -static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - int i = 0, j = 0, vfta = 0, mask = 1; - - for (i = 0; i < IGB_VFTA_SIZE; i++){ - vfta = shadow_vfta->vfta[i]; - if(vfta){ - mask = 1; - for (j = 0; j < 32; j++){ - if(vfta & mask) - igbvf_set_vfta(hw, - (uint16_t)((i<<5)+j), on); - mask<<=1; - } - } - } - -} - -static int -igbvf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t vid_idx = 0; - uint32_t vid_bit = 0; - int ret = 0; - - PMD_INIT_FUNC_TRACE(); - - /*vind is not used in VF driver, set to 0, check ixgbe_set_vfta_vf*/ - ret = igbvf_set_vfta(hw, vlan_id, !!on); - if(ret){ - PMD_INIT_LOG(ERR, "Unable to set VF vlan"); - return ret; - } - vid_idx = (uint32_t) ((vlan_id >> 5) & 0x7F); - vid_bit = (uint32_t) (1 << (vlan_id & 0x1F)); - - /*Save what we set and retore it after device reset*/ - if (on) - shadow_vfta->vfta[vid_idx] |= vid_bit; - else - shadow_vfta->vfta[vid_idx] &= ~vid_bit; - - return 0; -} - -static void -igbvf_default_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *addr) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - /* index is not used by rar_set() */ - hw->mac.ops.rar_set(hw, (void *)addr, 0); -} - - -static int -eth_igb_rss_reta_update(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size) -{ - uint8_t i, j, mask; - uint32_t reta, r; - uint16_t idx, shift; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - if (reta_size != ETH_RSS_RETA_SIZE_128) { - PMD_DRV_LOG(ERR, "The size of hash lookup table configured " - "(%d) doesn't match the number hardware can supported " - "(%d)\n", reta_size, ETH_RSS_RETA_SIZE_128); - return -EINVAL; - } - - for (i = 0; i < reta_size; i += IGB_4_BIT_WIDTH) { - idx = i / RTE_RETA_GROUP_SIZE; - shift = i % RTE_RETA_GROUP_SIZE; - mask = (uint8_t)((reta_conf[idx].mask >> shift) & - IGB_4_BIT_MASK); - if (!mask) - continue; - if (mask == IGB_4_BIT_MASK) - r = 0; - else - r = E1000_READ_REG(hw, E1000_RETA(i >> 2)); - for (j = 0, reta = 0; j < IGB_4_BIT_WIDTH; j++) { - if (mask & (0x1 << j)) - reta |= reta_conf[idx].reta[shift + j] << - (CHAR_BIT * j); - else - reta |= r & (IGB_8_BIT_MASK << (CHAR_BIT * j)); - } - E1000_WRITE_REG(hw, E1000_RETA(i >> 2), reta); - } - - return 0; -} - -static int -eth_igb_rss_reta_query(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size) -{ - uint8_t i, j, mask; - uint32_t reta; - uint16_t idx, shift; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - if (reta_size != ETH_RSS_RETA_SIZE_128) { - PMD_DRV_LOG(ERR, "The size of hash lookup table configured " - "(%d) doesn't match the number hardware can supported " - "(%d)\n", reta_size, ETH_RSS_RETA_SIZE_128); - return -EINVAL; - } - - for (i = 0; i < reta_size; i += IGB_4_BIT_WIDTH) { - idx = i / RTE_RETA_GROUP_SIZE; - shift = i % RTE_RETA_GROUP_SIZE; - mask = (uint8_t)((reta_conf[idx].mask >> shift) & - IGB_4_BIT_MASK); - if (!mask) - continue; - reta = E1000_READ_REG(hw, E1000_RETA(i >> 2)); - for (j = 0; j < IGB_4_BIT_WIDTH; j++) { - if (mask & (0x1 << j)) - reta_conf[idx].reta[shift + j] = - ((reta >> (CHAR_BIT * j)) & - IGB_8_BIT_MASK); - } - } - - return 0; -} - -#define MAC_TYPE_FILTER_SUP(type) do {\ - if ((type) != e1000_82580 && (type) != e1000_i350 &&\ - (type) != e1000_82576)\ - return -ENOTSUP;\ -} while (0) - -static int -eth_igb_syn_filter_set(struct rte_eth_dev *dev, - struct rte_eth_syn_filter *filter, - bool add) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t synqf, rfctl; - - if (filter->queue >= IGB_MAX_RX_QUEUE_NUM) - return -EINVAL; - - synqf = E1000_READ_REG(hw, E1000_SYNQF(0)); - - if (add) { - if (synqf & E1000_SYN_FILTER_ENABLE) - return -EINVAL; - - synqf = (uint32_t)(((filter->queue << E1000_SYN_FILTER_QUEUE_SHIFT) & - E1000_SYN_FILTER_QUEUE) | E1000_SYN_FILTER_ENABLE); - - rfctl = E1000_READ_REG(hw, E1000_RFCTL); - if (filter->hig_pri) - rfctl |= E1000_RFCTL_SYNQFP; - else - rfctl &= ~E1000_RFCTL_SYNQFP; - - E1000_WRITE_REG(hw, E1000_RFCTL, rfctl); - } else { - if (!(synqf & E1000_SYN_FILTER_ENABLE)) - return -ENOENT; - synqf = 0; - } - - E1000_WRITE_REG(hw, E1000_SYNQF(0), synqf); - E1000_WRITE_FLUSH(hw); - return 0; -} - -static int -eth_igb_syn_filter_get(struct rte_eth_dev *dev, - struct rte_eth_syn_filter *filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t synqf, rfctl; - - synqf = E1000_READ_REG(hw, E1000_SYNQF(0)); - if (synqf & E1000_SYN_FILTER_ENABLE) { - rfctl = E1000_READ_REG(hw, E1000_RFCTL); - filter->hig_pri = (rfctl & E1000_RFCTL_SYNQFP) ? 1 : 0; - filter->queue = (uint8_t)((synqf & E1000_SYN_FILTER_QUEUE) >> - E1000_SYN_FILTER_QUEUE_SHIFT); - return 0; - } - - return -ENOENT; -} - -static int -eth_igb_syn_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (filter_op == RTE_ETH_FILTER_NOP) - return 0; - - if (arg == NULL) { - PMD_DRV_LOG(ERR, "arg shouldn't be NULL for operation %u", - filter_op); - return -EINVAL; - } - - switch (filter_op) { - case RTE_ETH_FILTER_ADD: - ret = eth_igb_syn_filter_set(dev, - (struct rte_eth_syn_filter *)arg, - TRUE); - break; - case RTE_ETH_FILTER_DELETE: - ret = eth_igb_syn_filter_set(dev, - (struct rte_eth_syn_filter *)arg, - FALSE); - break; - case RTE_ETH_FILTER_GET: - ret = eth_igb_syn_filter_get(dev, - (struct rte_eth_syn_filter *)arg); - break; - default: - PMD_DRV_LOG(ERR, "unsupported operation %u\n", filter_op); - ret = -EINVAL; - break; - } - - return ret; -} - -#define MAC_TYPE_FILTER_SUP_EXT(type) do {\ - if ((type) != e1000_82580 && (type) != e1000_i350)\ - return -ENOSYS; \ -} while (0) - -/* translate elements in struct rte_eth_ntuple_filter to struct e1000_2tuple_filter_info*/ -static inline int -ntuple_filter_to_2tuple(struct rte_eth_ntuple_filter *filter, - struct e1000_2tuple_filter_info *filter_info) -{ - if (filter->queue >= IGB_MAX_RX_QUEUE_NUM) - return -EINVAL; - if (filter->priority > E1000_2TUPLE_MAX_PRI) - return -EINVAL; /* filter index is out of range. */ - if (filter->tcp_flags > TCP_FLAG_ALL) - return -EINVAL; /* flags is invalid. */ - - switch (filter->dst_port_mask) { - case UINT16_MAX: - filter_info->dst_port_mask = 0; - filter_info->dst_port = filter->dst_port; - break; - case 0: - filter_info->dst_port_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid dst_port mask."); - return -EINVAL; - } - - switch (filter->proto_mask) { - case UINT8_MAX: - filter_info->proto_mask = 0; - filter_info->proto = filter->proto; - break; - case 0: - filter_info->proto_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid protocol mask."); - return -EINVAL; - } - - filter_info->priority = (uint8_t)filter->priority; - if (filter->flags & RTE_NTUPLE_FLAGS_TCP_FLAG) - filter_info->tcp_flags = filter->tcp_flags; - else - filter_info->tcp_flags = 0; - - return 0; -} - -static inline struct e1000_2tuple_filter * -igb_2tuple_filter_lookup(struct e1000_2tuple_filter_list *filter_list, - struct e1000_2tuple_filter_info *key) -{ - struct e1000_2tuple_filter *it; - - TAILQ_FOREACH(it, filter_list, entries) { - if (memcmp(key, &it->filter_info, - sizeof(struct e1000_2tuple_filter_info)) == 0) { - return it; - } - } - return NULL; -} - -/* - * igb_add_2tuple_filter - add a 2tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: ponter to the filter that will be added. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_add_2tuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_2tuple_filter *filter; - uint32_t ttqf = E1000_TTQF_DISABLE_MASK; - uint32_t imir, imir_ext = E1000_IMIREXT_SIZE_BP; - int i, ret; - - filter = rte_zmalloc("e1000_2tuple_filter", - sizeof(struct e1000_2tuple_filter), 0); - if (filter == NULL) - return -ENOMEM; - - ret = ntuple_filter_to_2tuple(ntuple_filter, - &filter->filter_info); - if (ret < 0) { - rte_free(filter); - return ret; - } - if (igb_2tuple_filter_lookup(&filter_info->twotuple_list, - &filter->filter_info) != NULL) { - PMD_DRV_LOG(ERR, "filter exists."); - rte_free(filter); - return -EEXIST; - } - filter->queue = ntuple_filter->queue; - - /* - * look for an unused 2tuple filter index, - * and insert the filter to list. - */ - for (i = 0; i < E1000_MAX_TTQF_FILTERS; i++) { - if (!(filter_info->twotuple_mask & (1 << i))) { - filter_info->twotuple_mask |= 1 << i; - filter->index = i; - TAILQ_INSERT_TAIL(&filter_info->twotuple_list, - filter, - entries); - break; - } - } - if (i >= E1000_MAX_TTQF_FILTERS) { - PMD_DRV_LOG(ERR, "2tuple filters are full."); - rte_free(filter); - return -ENOSYS; - } - - imir = (uint32_t)(filter->filter_info.dst_port & E1000_IMIR_DSTPORT); - if (filter->filter_info.dst_port_mask == 1) /* 1b means not compare. */ - imir |= E1000_IMIR_PORT_BP; - else - imir &= ~E1000_IMIR_PORT_BP; - - imir |= filter->filter_info.priority << E1000_IMIR_PRIORITY_SHIFT; - - ttqf |= E1000_TTQF_QUEUE_ENABLE; - ttqf |= (uint32_t)(filter->queue << E1000_TTQF_QUEUE_SHIFT); - ttqf |= (uint32_t)(filter->filter_info.proto & E1000_TTQF_PROTOCOL_MASK); - if (filter->filter_info.proto_mask == 0) - ttqf &= ~E1000_TTQF_MASK_ENABLE; - - /* tcp flags bits setting. */ - if (filter->filter_info.tcp_flags & TCP_FLAG_ALL) { - if (filter->filter_info.tcp_flags & TCP_URG_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_URG; - if (filter->filter_info.tcp_flags & TCP_ACK_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_ACK; - if (filter->filter_info.tcp_flags & TCP_PSH_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_PSH; - if (filter->filter_info.tcp_flags & TCP_RST_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_RST; - if (filter->filter_info.tcp_flags & TCP_SYN_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_SYN; - if (filter->filter_info.tcp_flags & TCP_FIN_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_FIN; - } else - imir_ext |= E1000_IMIREXT_CTRL_BP; - E1000_WRITE_REG(hw, E1000_IMIR(i), imir); - E1000_WRITE_REG(hw, E1000_TTQF(i), ttqf); - E1000_WRITE_REG(hw, E1000_IMIREXT(i), imir_ext); - return 0; -} - -/* - * igb_remove_2tuple_filter - remove a 2tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: ponter to the filter that will be removed. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_remove_2tuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_2tuple_filter_info filter_2tuple; - struct e1000_2tuple_filter *filter; - int ret; - - memset(&filter_2tuple, 0, sizeof(struct e1000_2tuple_filter_info)); - ret = ntuple_filter_to_2tuple(ntuple_filter, - &filter_2tuple); - if (ret < 0) - return ret; - - filter = igb_2tuple_filter_lookup(&filter_info->twotuple_list, - &filter_2tuple); - if (filter == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - return -ENOENT; - } - - filter_info->twotuple_mask &= ~(1 << filter->index); - TAILQ_REMOVE(&filter_info->twotuple_list, filter, entries); - rte_free(filter); - - E1000_WRITE_REG(hw, E1000_TTQF(filter->index), E1000_TTQF_DISABLE_MASK); - E1000_WRITE_REG(hw, E1000_IMIR(filter->index), 0); - E1000_WRITE_REG(hw, E1000_IMIREXT(filter->index), 0); - return 0; -} - -static inline struct e1000_flex_filter * -eth_igb_flex_filter_lookup(struct e1000_flex_filter_list *filter_list, - struct e1000_flex_filter_info *key) -{ - struct e1000_flex_filter *it; - - TAILQ_FOREACH(it, filter_list, entries) { - if (memcmp(key, &it->filter_info, - sizeof(struct e1000_flex_filter_info)) == 0) - return it; - } - - return NULL; -} - -static int -eth_igb_add_del_flex_filter(struct rte_eth_dev *dev, - struct rte_eth_flex_filter *filter, - bool add) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_flex_filter *flex_filter, *it; - uint32_t wufc, queueing, mask; - uint32_t reg_off; - uint8_t shift, i, j = 0; - - flex_filter = rte_zmalloc("e1000_flex_filter", - sizeof(struct e1000_flex_filter), 0); - if (flex_filter == NULL) - return -ENOMEM; - - flex_filter->filter_info.len = filter->len; - flex_filter->filter_info.priority = filter->priority; - memcpy(flex_filter->filter_info.dwords, filter->bytes, filter->len); - for (i = 0; i < RTE_ALIGN(filter->len, CHAR_BIT) / CHAR_BIT; i++) { - mask = 0; - /* reverse bits in flex filter's mask*/ - for (shift = 0; shift < CHAR_BIT; shift++) { - if (filter->mask[i] & (0x01 << shift)) - mask |= (0x80 >> shift); - } - flex_filter->filter_info.mask[i] = mask; - } - - wufc = E1000_READ_REG(hw, E1000_WUFC); - if (flex_filter->index < E1000_MAX_FHFT) - reg_off = E1000_FHFT(flex_filter->index); - else - reg_off = E1000_FHFT_EXT(flex_filter->index - E1000_MAX_FHFT); - - if (add) { - if (eth_igb_flex_filter_lookup(&filter_info->flex_list, - &flex_filter->filter_info) != NULL) { - PMD_DRV_LOG(ERR, "filter exists."); - rte_free(flex_filter); - return -EEXIST; - } - flex_filter->queue = filter->queue; - /* - * look for an unused flex filter index - * and insert the filter into the list. - */ - for (i = 0; i < E1000_MAX_FLEX_FILTERS; i++) { - if (!(filter_info->flex_mask & (1 << i))) { - filter_info->flex_mask |= 1 << i; - flex_filter->index = i; - TAILQ_INSERT_TAIL(&filter_info->flex_list, - flex_filter, - entries); - break; - } - } - if (i >= E1000_MAX_FLEX_FILTERS) { - PMD_DRV_LOG(ERR, "flex filters are full."); - rte_free(flex_filter); - return -ENOSYS; - } - - E1000_WRITE_REG(hw, E1000_WUFC, wufc | E1000_WUFC_FLEX_HQ | - (E1000_WUFC_FLX0 << flex_filter->index)); - queueing = filter->len | - (filter->queue << E1000_FHFT_QUEUEING_QUEUE_SHIFT) | - (filter->priority << E1000_FHFT_QUEUEING_PRIO_SHIFT); - E1000_WRITE_REG(hw, reg_off + E1000_FHFT_QUEUEING_OFFSET, - queueing); - for (i = 0; i < E1000_FLEX_FILTERS_MASK_SIZE; i++) { - E1000_WRITE_REG(hw, reg_off, - flex_filter->filter_info.dwords[j]); - reg_off += sizeof(uint32_t); - E1000_WRITE_REG(hw, reg_off, - flex_filter->filter_info.dwords[++j]); - reg_off += sizeof(uint32_t); - E1000_WRITE_REG(hw, reg_off, - (uint32_t)flex_filter->filter_info.mask[i]); - reg_off += sizeof(uint32_t) * 2; - ++j; - } - } else { - it = eth_igb_flex_filter_lookup(&filter_info->flex_list, - &flex_filter->filter_info); - if (it == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - rte_free(flex_filter); - return -ENOENT; - } - - for (i = 0; i < E1000_FHFT_SIZE_IN_DWD; i++) - E1000_WRITE_REG(hw, reg_off + i * sizeof(uint32_t), 0); - E1000_WRITE_REG(hw, E1000_WUFC, wufc & - (~(E1000_WUFC_FLX0 << it->index))); - - filter_info->flex_mask &= ~(1 << it->index); - TAILQ_REMOVE(&filter_info->flex_list, it, entries); - rte_free(it); - rte_free(flex_filter); - } - - return 0; -} - -static int -eth_igb_get_flex_filter(struct rte_eth_dev *dev, - struct rte_eth_flex_filter *filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_flex_filter flex_filter, *it; - uint32_t wufc, queueing, wufc_en = 0; - - memset(&flex_filter, 0, sizeof(struct e1000_flex_filter)); - flex_filter.filter_info.len = filter->len; - flex_filter.filter_info.priority = filter->priority; - memcpy(flex_filter.filter_info.dwords, filter->bytes, filter->len); - memcpy(flex_filter.filter_info.mask, filter->mask, - RTE_ALIGN(filter->len, sizeof(char)) / sizeof(char)); - - it = eth_igb_flex_filter_lookup(&filter_info->flex_list, - &flex_filter.filter_info); - if (it == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - return -ENOENT; - } - - wufc = E1000_READ_REG(hw, E1000_WUFC); - wufc_en = E1000_WUFC_FLEX_HQ | (E1000_WUFC_FLX0 << it->index); - - if ((wufc & wufc_en) == wufc_en) { - uint32_t reg_off = 0; - if (it->index < E1000_MAX_FHFT) - reg_off = E1000_FHFT(it->index); - else - reg_off = E1000_FHFT_EXT(it->index - E1000_MAX_FHFT); - - queueing = E1000_READ_REG(hw, - reg_off + E1000_FHFT_QUEUEING_OFFSET); - filter->len = queueing & E1000_FHFT_QUEUEING_LEN; - filter->priority = (queueing & E1000_FHFT_QUEUEING_PRIO) >> - E1000_FHFT_QUEUEING_PRIO_SHIFT; - filter->queue = (queueing & E1000_FHFT_QUEUEING_QUEUE) >> - E1000_FHFT_QUEUEING_QUEUE_SHIFT; - return 0; - } - return -ENOENT; -} - -static int -eth_igb_flex_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_flex_filter *filter; - int ret = 0; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (filter_op == RTE_ETH_FILTER_NOP) - return ret; - - if (arg == NULL) { - PMD_DRV_LOG(ERR, "arg shouldn't be NULL for operation %u", - filter_op); - return -EINVAL; - } - - filter = (struct rte_eth_flex_filter *)arg; - if (filter->len == 0 || filter->len > E1000_MAX_FLEX_FILTER_LEN - || filter->len % sizeof(uint64_t) != 0) { - PMD_DRV_LOG(ERR, "filter's length is out of range"); - return -EINVAL; - } - if (filter->priority > E1000_MAX_FLEX_FILTER_PRI) { - PMD_DRV_LOG(ERR, "filter's priority is out of range"); - return -EINVAL; - } - - switch (filter_op) { - case RTE_ETH_FILTER_ADD: - ret = eth_igb_add_del_flex_filter(dev, filter, TRUE); - break; - case RTE_ETH_FILTER_DELETE: - ret = eth_igb_add_del_flex_filter(dev, filter, FALSE); - break; - case RTE_ETH_FILTER_GET: - ret = eth_igb_get_flex_filter(dev, filter); - break; - default: - PMD_DRV_LOG(ERR, "unsupported operation %u", filter_op); - ret = -EINVAL; - break; - } - - return ret; -} - -/* translate elements in struct rte_eth_ntuple_filter to struct e1000_5tuple_filter_info*/ -static inline int -ntuple_filter_to_5tuple_82576(struct rte_eth_ntuple_filter *filter, - struct e1000_5tuple_filter_info *filter_info) -{ - if (filter->queue >= IGB_MAX_RX_QUEUE_NUM_82576) - return -EINVAL; - if (filter->priority > E1000_2TUPLE_MAX_PRI) - return -EINVAL; /* filter index is out of range. */ - if (filter->tcp_flags > TCP_FLAG_ALL) - return -EINVAL; /* flags is invalid. */ - - switch (filter->dst_ip_mask) { - case UINT32_MAX: - filter_info->dst_ip_mask = 0; - filter_info->dst_ip = filter->dst_ip; - break; - case 0: - filter_info->dst_ip_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid dst_ip mask."); - return -EINVAL; - } - - switch (filter->src_ip_mask) { - case UINT32_MAX: - filter_info->src_ip_mask = 0; - filter_info->src_ip = filter->src_ip; - break; - case 0: - filter_info->src_ip_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid src_ip mask."); - return -EINVAL; - } - - switch (filter->dst_port_mask) { - case UINT16_MAX: - filter_info->dst_port_mask = 0; - filter_info->dst_port = filter->dst_port; - break; - case 0: - filter_info->dst_port_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid dst_port mask."); - return -EINVAL; - } - - switch (filter->src_port_mask) { - case UINT16_MAX: - filter_info->src_port_mask = 0; - filter_info->src_port = filter->src_port; - break; - case 0: - filter_info->src_port_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid src_port mask."); - return -EINVAL; - } - - switch (filter->proto_mask) { - case UINT8_MAX: - filter_info->proto_mask = 0; - filter_info->proto = filter->proto; - break; - case 0: - filter_info->proto_mask = 1; - break; - default: - PMD_DRV_LOG(ERR, "invalid protocol mask."); - return -EINVAL; - } - - filter_info->priority = (uint8_t)filter->priority; - if (filter->flags & RTE_NTUPLE_FLAGS_TCP_FLAG) - filter_info->tcp_flags = filter->tcp_flags; - else - filter_info->tcp_flags = 0; - - return 0; -} - -static inline struct e1000_5tuple_filter * -igb_5tuple_filter_lookup_82576(struct e1000_5tuple_filter_list *filter_list, - struct e1000_5tuple_filter_info *key) -{ - struct e1000_5tuple_filter *it; - - TAILQ_FOREACH(it, filter_list, entries) { - if (memcmp(key, &it->filter_info, - sizeof(struct e1000_5tuple_filter_info)) == 0) { - return it; - } - } - return NULL; -} - -/* - * igb_add_5tuple_filter_82576 - add a 5tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: ponter to the filter that will be added. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_add_5tuple_filter_82576(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_5tuple_filter *filter; - uint32_t ftqf = E1000_FTQF_VF_BP | E1000_FTQF_MASK; - uint32_t spqf, imir, imir_ext = E1000_IMIREXT_SIZE_BP; - uint8_t i; - int ret; - - filter = rte_zmalloc("e1000_5tuple_filter", - sizeof(struct e1000_5tuple_filter), 0); - if (filter == NULL) - return -ENOMEM; - - ret = ntuple_filter_to_5tuple_82576(ntuple_filter, - &filter->filter_info); - if (ret < 0) { - rte_free(filter); - return ret; - } - - if (igb_5tuple_filter_lookup_82576(&filter_info->fivetuple_list, - &filter->filter_info) != NULL) { - PMD_DRV_LOG(ERR, "filter exists."); - rte_free(filter); - return -EEXIST; - } - filter->queue = ntuple_filter->queue; - - /* - * look for an unused 5tuple filter index, - * and insert the filter to list. - */ - for (i = 0; i < E1000_MAX_FTQF_FILTERS; i++) { - if (!(filter_info->fivetuple_mask & (1 << i))) { - filter_info->fivetuple_mask |= 1 << i; - filter->index = i; - TAILQ_INSERT_TAIL(&filter_info->fivetuple_list, - filter, - entries); - break; - } - } - if (i >= E1000_MAX_FTQF_FILTERS) { - PMD_DRV_LOG(ERR, "5tuple filters are full."); - rte_free(filter); - return -ENOSYS; - } - - ftqf |= filter->filter_info.proto & E1000_FTQF_PROTOCOL_MASK; - if (filter->filter_info.src_ip_mask == 0) /* 0b means compare. */ - ftqf &= ~E1000_FTQF_MASK_SOURCE_ADDR_BP; - if (filter->filter_info.dst_ip_mask == 0) - ftqf &= ~E1000_FTQF_MASK_DEST_ADDR_BP; - if (filter->filter_info.src_port_mask == 0) - ftqf &= ~E1000_FTQF_MASK_SOURCE_PORT_BP; - if (filter->filter_info.proto_mask == 0) - ftqf &= ~E1000_FTQF_MASK_PROTO_BP; - ftqf |= (filter->queue << E1000_FTQF_QUEUE_SHIFT) & - E1000_FTQF_QUEUE_MASK; - ftqf |= E1000_FTQF_QUEUE_ENABLE; - E1000_WRITE_REG(hw, E1000_FTQF(i), ftqf); - E1000_WRITE_REG(hw, E1000_DAQF(i), filter->filter_info.dst_ip); - E1000_WRITE_REG(hw, E1000_SAQF(i), filter->filter_info.src_ip); - - spqf = filter->filter_info.src_port & E1000_SPQF_SRCPORT; - E1000_WRITE_REG(hw, E1000_SPQF(i), spqf); - - imir = (uint32_t)(filter->filter_info.dst_port & E1000_IMIR_DSTPORT); - if (filter->filter_info.dst_port_mask == 1) /* 1b means not compare. */ - imir |= E1000_IMIR_PORT_BP; - else - imir &= ~E1000_IMIR_PORT_BP; - imir |= filter->filter_info.priority << E1000_IMIR_PRIORITY_SHIFT; - - /* tcp flags bits setting. */ - if (filter->filter_info.tcp_flags & TCP_FLAG_ALL) { - if (filter->filter_info.tcp_flags & TCP_URG_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_URG; - if (filter->filter_info.tcp_flags & TCP_ACK_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_ACK; - if (filter->filter_info.tcp_flags & TCP_PSH_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_PSH; - if (filter->filter_info.tcp_flags & TCP_RST_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_RST; - if (filter->filter_info.tcp_flags & TCP_SYN_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_SYN; - if (filter->filter_info.tcp_flags & TCP_FIN_FLAG) - imir_ext |= E1000_IMIREXT_CTRL_FIN; - } else - imir_ext |= E1000_IMIREXT_CTRL_BP; - E1000_WRITE_REG(hw, E1000_IMIR(i), imir); - E1000_WRITE_REG(hw, E1000_IMIREXT(i), imir_ext); - return 0; -} - -/* - * igb_remove_5tuple_filter_82576 - remove a 5tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: ponter to the filter that will be removed. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_remove_5tuple_filter_82576(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_5tuple_filter_info filter_5tuple; - struct e1000_5tuple_filter *filter; - int ret; - - memset(&filter_5tuple, 0, sizeof(struct e1000_5tuple_filter_info)); - ret = ntuple_filter_to_5tuple_82576(ntuple_filter, - &filter_5tuple); - if (ret < 0) - return ret; - - filter = igb_5tuple_filter_lookup_82576(&filter_info->fivetuple_list, - &filter_5tuple); - if (filter == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - return -ENOENT; - } - - filter_info->fivetuple_mask &= ~(1 << filter->index); - TAILQ_REMOVE(&filter_info->fivetuple_list, filter, entries); - rte_free(filter); - - E1000_WRITE_REG(hw, E1000_FTQF(filter->index), - E1000_FTQF_VF_BP | E1000_FTQF_MASK); - E1000_WRITE_REG(hw, E1000_DAQF(filter->index), 0); - E1000_WRITE_REG(hw, E1000_SAQF(filter->index), 0); - E1000_WRITE_REG(hw, E1000_SPQF(filter->index), 0); - E1000_WRITE_REG(hw, E1000_IMIR(filter->index), 0); - E1000_WRITE_REG(hw, E1000_IMIREXT(filter->index), 0); - return 0; -} - -static int -eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) -{ - uint32_t rctl; - struct e1000_hw *hw; - struct rte_eth_dev_info dev_info; - uint32_t frame_size = mtu + (ETHER_HDR_LEN + ETHER_CRC_LEN + - VLAN_TAG_SIZE); - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - -#ifdef RTE_LIBRTE_82571_SUPPORT - /* XXX: not bigger than max_rx_pktlen */ - if (hw->mac.type == e1000_82571) - return -ENOTSUP; -#endif - eth_igb_infos_get(dev, &dev_info); - - /* check that mtu is within the allowed range */ - if ((mtu < ETHER_MIN_MTU) || - (frame_size > dev_info.max_rx_pktlen)) - return -EINVAL; - - /* refuse mtu that requires the support of scattered packets when this - * feature has not been enabled before. */ - if (!dev->data->scattered_rx && - frame_size > dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM) - return -EINVAL; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - - /* switch to jumbo mode if needed */ - if (frame_size > ETHER_MAX_LEN) { - dev->data->dev_conf.rxmode.jumbo_frame = 1; - rctl |= E1000_RCTL_LPE; - } else { - dev->data->dev_conf.rxmode.jumbo_frame = 0; - rctl &= ~E1000_RCTL_LPE; - } - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - - /* update max frame size */ - dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size; - - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len); - - return 0; -} - -/* - * igb_add_del_ntuple_filter - add or delete a ntuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: Pointer to struct rte_eth_ntuple_filter - * add: if true, add filter, if false, remove filter - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_add_del_ntuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter, - bool add) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret; - - switch (ntuple_filter->flags) { - case RTE_5TUPLE_FLAGS: - case (RTE_5TUPLE_FLAGS | RTE_NTUPLE_FLAGS_TCP_FLAG): - if (hw->mac.type != e1000_82576) - return -ENOTSUP; - if (add) - ret = igb_add_5tuple_filter_82576(dev, - ntuple_filter); - else - ret = igb_remove_5tuple_filter_82576(dev, - ntuple_filter); - break; - case RTE_2TUPLE_FLAGS: - case (RTE_2TUPLE_FLAGS | RTE_NTUPLE_FLAGS_TCP_FLAG): - if (hw->mac.type != e1000_82580 && hw->mac.type != e1000_i350) - return -ENOTSUP; - if (add) - ret = igb_add_2tuple_filter(dev, ntuple_filter); - else - ret = igb_remove_2tuple_filter(dev, ntuple_filter); - break; - default: - ret = -EINVAL; - break; - } - - return ret; -} - -/* - * igb_get_ntuple_filter - get a ntuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * ntuple_filter: Pointer to struct rte_eth_ntuple_filter - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -igb_get_ntuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *ntuple_filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct e1000_5tuple_filter_info filter_5tuple; - struct e1000_2tuple_filter_info filter_2tuple; - struct e1000_5tuple_filter *p_5tuple_filter; - struct e1000_2tuple_filter *p_2tuple_filter; - int ret; - - switch (ntuple_filter->flags) { - case RTE_5TUPLE_FLAGS: - case (RTE_5TUPLE_FLAGS | RTE_NTUPLE_FLAGS_TCP_FLAG): - if (hw->mac.type != e1000_82576) - return -ENOTSUP; - memset(&filter_5tuple, - 0, - sizeof(struct e1000_5tuple_filter_info)); - ret = ntuple_filter_to_5tuple_82576(ntuple_filter, - &filter_5tuple); - if (ret < 0) - return ret; - p_5tuple_filter = igb_5tuple_filter_lookup_82576( - &filter_info->fivetuple_list, - &filter_5tuple); - if (p_5tuple_filter == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - return -ENOENT; - } - ntuple_filter->queue = p_5tuple_filter->queue; - break; - case RTE_2TUPLE_FLAGS: - case (RTE_2TUPLE_FLAGS | RTE_NTUPLE_FLAGS_TCP_FLAG): - if (hw->mac.type != e1000_82580 && hw->mac.type != e1000_i350) - return -ENOTSUP; - memset(&filter_2tuple, - 0, - sizeof(struct e1000_2tuple_filter_info)); - ret = ntuple_filter_to_2tuple(ntuple_filter, &filter_2tuple); - if (ret < 0) - return ret; - p_2tuple_filter = igb_2tuple_filter_lookup( - &filter_info->twotuple_list, - &filter_2tuple); - if (p_2tuple_filter == NULL) { - PMD_DRV_LOG(ERR, "filter doesn't exist."); - return -ENOENT; - } - ntuple_filter->queue = p_2tuple_filter->queue; - break; - default: - ret = -EINVAL; - break; - } - - return 0; -} - -/* - * igb_ntuple_filter_handle - Handle operations for ntuple filter. - * @dev: pointer to rte_eth_dev structure - * @filter_op:operation will be taken. - * @arg: a pointer to specific structure corresponding to the filter_op - */ -static int -igb_ntuple_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (filter_op == RTE_ETH_FILTER_NOP) - return 0; - - if (arg == NULL) { - PMD_DRV_LOG(ERR, "arg shouldn't be NULL for operation %u.", - filter_op); - return -EINVAL; - } - - switch (filter_op) { - case RTE_ETH_FILTER_ADD: - ret = igb_add_del_ntuple_filter(dev, - (struct rte_eth_ntuple_filter *)arg, - TRUE); - break; - case RTE_ETH_FILTER_DELETE: - ret = igb_add_del_ntuple_filter(dev, - (struct rte_eth_ntuple_filter *)arg, - FALSE); - break; - case RTE_ETH_FILTER_GET: - ret = igb_get_ntuple_filter(dev, - (struct rte_eth_ntuple_filter *)arg); - break; - default: - PMD_DRV_LOG(ERR, "unsupported operation %u.", filter_op); - ret = -EINVAL; - break; - } - return ret; -} - -static inline int -igb_ethertype_filter_lookup(struct e1000_filter_info *filter_info, - uint16_t ethertype) -{ - int i; - - for (i = 0; i < E1000_MAX_ETQF_FILTERS; i++) { - if (filter_info->ethertype_filters[i] == ethertype && - (filter_info->ethertype_mask & (1 << i))) - return i; - } - return -1; -} - -static inline int -igb_ethertype_filter_insert(struct e1000_filter_info *filter_info, - uint16_t ethertype) -{ - int i; - - for (i = 0; i < E1000_MAX_ETQF_FILTERS; i++) { - if (!(filter_info->ethertype_mask & (1 << i))) { - filter_info->ethertype_mask |= 1 << i; - filter_info->ethertype_filters[i] = ethertype; - return i; - } - } - return -1; -} - -static inline int -igb_ethertype_filter_remove(struct e1000_filter_info *filter_info, - uint8_t idx) -{ - if (idx >= E1000_MAX_ETQF_FILTERS) - return -1; - filter_info->ethertype_mask &= ~(1 << idx); - filter_info->ethertype_filters[idx] = 0; - return idx; -} - - -static int -igb_add_del_ethertype_filter(struct rte_eth_dev *dev, - struct rte_eth_ethertype_filter *filter, - bool add) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - uint32_t etqf = 0; - int ret; - - if (filter->ether_type == ETHER_TYPE_IPv4 || - filter->ether_type == ETHER_TYPE_IPv6) { - PMD_DRV_LOG(ERR, "unsupported ether_type(0x%04x) in" - " ethertype filter.", filter->ether_type); - return -EINVAL; - } - - if (filter->flags & RTE_ETHTYPE_FLAGS_MAC) { - PMD_DRV_LOG(ERR, "mac compare is unsupported."); - return -EINVAL; - } - if (filter->flags & RTE_ETHTYPE_FLAGS_DROP) { - PMD_DRV_LOG(ERR, "drop option is unsupported."); - return -EINVAL; - } - - ret = igb_ethertype_filter_lookup(filter_info, filter->ether_type); - if (ret >= 0 && add) { - PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter exists.", - filter->ether_type); - return -EEXIST; - } - if (ret < 0 && !add) { - PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter doesn't exist.", - filter->ether_type); - return -ENOENT; - } - - if (add) { - ret = igb_ethertype_filter_insert(filter_info, - filter->ether_type); - if (ret < 0) { - PMD_DRV_LOG(ERR, "ethertype filters are full."); - return -ENOSYS; - } - - etqf |= E1000_ETQF_FILTER_ENABLE | E1000_ETQF_QUEUE_ENABLE; - etqf |= (uint32_t)(filter->ether_type & E1000_ETQF_ETHERTYPE); - etqf |= filter->queue << E1000_ETQF_QUEUE_SHIFT; - } else { - ret = igb_ethertype_filter_remove(filter_info, (uint8_t)ret); - if (ret < 0) - return -ENOSYS; - } - E1000_WRITE_REG(hw, E1000_ETQF(ret), etqf); - E1000_WRITE_FLUSH(hw); - - return 0; -} - -static int -igb_get_ethertype_filter(struct rte_eth_dev *dev, - struct rte_eth_ethertype_filter *filter) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_filter_info *filter_info = - E1000_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - uint32_t etqf; - int ret; - - ret = igb_ethertype_filter_lookup(filter_info, filter->ether_type); - if (ret < 0) { - PMD_DRV_LOG(ERR, "ethertype (0x%04x) filter doesn't exist.", - filter->ether_type); - return -ENOENT; - } - - etqf = E1000_READ_REG(hw, E1000_ETQF(ret)); - if (etqf & E1000_ETQF_FILTER_ENABLE) { - filter->ether_type = etqf & E1000_ETQF_ETHERTYPE; - filter->flags = 0; - filter->queue = (etqf & E1000_ETQF_QUEUE) >> - E1000_ETQF_QUEUE_SHIFT; - return 0; - } - - return -ENOENT; -} - -/* - * igb_ethertype_filter_handle - Handle operations for ethertype filter. - * @dev: pointer to rte_eth_dev structure - * @filter_op:operation will be taken. - * @arg: a pointer to specific structure corresponding to the filter_op - */ -static int -igb_ethertype_filter_handle(struct rte_eth_dev *dev, - enum rte_filter_op filter_op, - void *arg) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (filter_op == RTE_ETH_FILTER_NOP) - return 0; - - if (arg == NULL) { - PMD_DRV_LOG(ERR, "arg shouldn't be NULL for operation %u.", - filter_op); - return -EINVAL; - } - - switch (filter_op) { - case RTE_ETH_FILTER_ADD: - ret = igb_add_del_ethertype_filter(dev, - (struct rte_eth_ethertype_filter *)arg, - TRUE); - break; - case RTE_ETH_FILTER_DELETE: - ret = igb_add_del_ethertype_filter(dev, - (struct rte_eth_ethertype_filter *)arg, - FALSE); - break; - case RTE_ETH_FILTER_GET: - ret = igb_get_ethertype_filter(dev, - (struct rte_eth_ethertype_filter *)arg); - break; - default: - PMD_DRV_LOG(ERR, "unsupported operation %u.", filter_op); - ret = -EINVAL; - break; - } - return ret; -} - -static int -eth_igb_filter_ctrl(struct rte_eth_dev *dev, - enum rte_filter_type filter_type, - enum rte_filter_op filter_op, - void *arg) -{ - int ret = -EINVAL; - - switch (filter_type) { - case RTE_ETH_FILTER_NTUPLE: - ret = igb_ntuple_filter_handle(dev, filter_op, arg); - break; - case RTE_ETH_FILTER_ETHERTYPE: - ret = igb_ethertype_filter_handle(dev, filter_op, arg); - break; - case RTE_ETH_FILTER_SYN: - ret = eth_igb_syn_filter_handle(dev, filter_op, arg); - break; - case RTE_ETH_FILTER_FLEXIBLE: - ret = eth_igb_flex_filter_handle(dev, filter_op, arg); - break; - default: - PMD_DRV_LOG(WARNING, "Filter type (%d) not supported", - filter_type); - break; - } - - return ret; -} - -static int -eth_igb_set_mc_addr_list(struct rte_eth_dev *dev, - struct ether_addr *mc_addr_set, - uint32_t nb_mc_addr) -{ - struct e1000_hw *hw; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - e1000_update_mc_addr_list(hw, (u8 *)mc_addr_set, nb_mc_addr); - return 0; -} - -static uint64_t -igb_read_systime_cyclecounter(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint64_t systime_cycles; - - switch (hw->mac.type) { - case e1000_i210: - case e1000_i211: - /* - * Need to read System Time Residue Register to be able - * to read the other two registers. - */ - E1000_READ_REG(hw, E1000_SYSTIMR); - /* SYSTIMEL stores ns and SYSTIMEH stores seconds. */ - systime_cycles = (uint64_t)E1000_READ_REG(hw, E1000_SYSTIML); - systime_cycles += (uint64_t)E1000_READ_REG(hw, E1000_SYSTIMH) - * NSEC_PER_SEC; - break; - case e1000_82580: - case e1000_i350: - case e1000_i354: - /* - * Need to read System Time Residue Register to be able - * to read the other two registers. - */ - E1000_READ_REG(hw, E1000_SYSTIMR); - systime_cycles = (uint64_t)E1000_READ_REG(hw, E1000_SYSTIML); - /* Only the 8 LSB are valid. */ - systime_cycles |= (uint64_t)(E1000_READ_REG(hw, E1000_SYSTIMH) - & 0xff) << 32; - break; - default: - systime_cycles = (uint64_t)E1000_READ_REG(hw, E1000_SYSTIML); - systime_cycles |= (uint64_t)E1000_READ_REG(hw, E1000_SYSTIMH) - << 32; - break; - } - - return systime_cycles; -} - -static uint64_t -igb_read_rx_tstamp_cyclecounter(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint64_t rx_tstamp_cycles; - - switch (hw->mac.type) { - case e1000_i210: - case e1000_i211: - /* RXSTMPL stores ns and RXSTMPH stores seconds. */ - rx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_RXSTMPL); - rx_tstamp_cycles += (uint64_t)E1000_READ_REG(hw, E1000_RXSTMPH) - * NSEC_PER_SEC; - break; - case e1000_82580: - case e1000_i350: - case e1000_i354: - rx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_RXSTMPL); - /* Only the 8 LSB are valid. */ - rx_tstamp_cycles |= (uint64_t)(E1000_READ_REG(hw, E1000_RXSTMPH) - & 0xff) << 32; - break; - default: - rx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_RXSTMPL); - rx_tstamp_cycles |= (uint64_t)E1000_READ_REG(hw, E1000_RXSTMPH) - << 32; - break; - } - - return rx_tstamp_cycles; -} - -static uint64_t -igb_read_tx_tstamp_cyclecounter(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint64_t tx_tstamp_cycles; - - switch (hw->mac.type) { - case e1000_i210: - case e1000_i211: - /* RXSTMPL stores ns and RXSTMPH stores seconds. */ - tx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_TXSTMPL); - tx_tstamp_cycles += (uint64_t)E1000_READ_REG(hw, E1000_TXSTMPH) - * NSEC_PER_SEC; - break; - case e1000_82580: - case e1000_i350: - case e1000_i354: - tx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_TXSTMPL); - /* Only the 8 LSB are valid. */ - tx_tstamp_cycles |= (uint64_t)(E1000_READ_REG(hw, E1000_TXSTMPH) - & 0xff) << 32; - break; - default: - tx_tstamp_cycles = (uint64_t)E1000_READ_REG(hw, E1000_TXSTMPL); - tx_tstamp_cycles |= (uint64_t)E1000_READ_REG(hw, E1000_TXSTMPH) - << 32; - break; - } - - return tx_tstamp_cycles; -} - -static void -igb_start_timecounters(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - uint32_t incval = 1; - uint32_t shift = 0; - uint64_t mask = E1000_CYCLECOUNTER_MASK; - - switch (hw->mac.type) { - case e1000_82580: - case e1000_i350: - case e1000_i354: - /* 32 LSB bits + 8 MSB bits = 40 bits */ - mask = (1ULL << 40) - 1; - /* fall-through */ - case e1000_i210: - case e1000_i211: - /* - * Start incrementing the register - * used to timestamp PTP packets. - */ - E1000_WRITE_REG(hw, E1000_TIMINCA, incval); - break; - case e1000_82576: - incval = E1000_INCVALUE_82576; - shift = IGB_82576_TSYNC_SHIFT; - E1000_WRITE_REG(hw, E1000_TIMINCA, - E1000_INCPERIOD_82576 | incval); - break; - default: - /* Not supported */ - return; - } - - memset(&adapter->systime_tc, 0, sizeof(struct rte_timecounter)); - memset(&adapter->rx_tstamp_tc, 0, sizeof(struct rte_timecounter)); - memset(&adapter->tx_tstamp_tc, 0, sizeof(struct rte_timecounter)); - - adapter->systime_tc.cc_mask = mask; - adapter->systime_tc.cc_shift = shift; - adapter->systime_tc.nsec_mask = (1ULL << shift) - 1; - - adapter->rx_tstamp_tc.cc_mask = mask; - adapter->rx_tstamp_tc.cc_shift = shift; - adapter->rx_tstamp_tc.nsec_mask = (1ULL << shift) - 1; - - adapter->tx_tstamp_tc.cc_mask = mask; - adapter->tx_tstamp_tc.cc_shift = shift; - adapter->tx_tstamp_tc.nsec_mask = (1ULL << shift) - 1; -} - -static int -igb_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta) -{ - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - - adapter->systime_tc.nsec += delta; - adapter->rx_tstamp_tc.nsec += delta; - adapter->tx_tstamp_tc.nsec += delta; - - return 0; -} - -static int -igb_timesync_write_time(struct rte_eth_dev *dev, const struct timespec *ts) -{ - uint64_t ns; - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - - ns = rte_timespec_to_ns(ts); - - /* Set the timecounters to a new value. */ - adapter->systime_tc.nsec = ns; - adapter->rx_tstamp_tc.nsec = ns; - adapter->tx_tstamp_tc.nsec = ns; - - return 0; -} - -static int -igb_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts) -{ - uint64_t ns, systime_cycles; - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - - systime_cycles = igb_read_systime_cyclecounter(dev); - ns = rte_timecounter_update(&adapter->systime_tc, systime_cycles); - *ts = rte_ns_to_timespec(ns); - - return 0; -} - -static int -igb_timesync_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t tsync_ctl; - uint32_t tsauxc; - - /* Stop the timesync system time. */ - E1000_WRITE_REG(hw, E1000_TIMINCA, 0x0); - /* Reset the timesync system time value. */ - switch (hw->mac.type) { - case e1000_82580: - case e1000_i350: - case e1000_i354: - case e1000_i210: - case e1000_i211: - E1000_WRITE_REG(hw, E1000_SYSTIMR, 0x0); - /* fall-through */ - case e1000_82576: - E1000_WRITE_REG(hw, E1000_SYSTIML, 0x0); - E1000_WRITE_REG(hw, E1000_SYSTIMH, 0x0); - break; - default: - /* Not supported. */ - return -ENOTSUP; - } - - /* Enable system time for it isn't on by default. */ - tsauxc = E1000_READ_REG(hw, E1000_TSAUXC); - tsauxc &= ~E1000_TSAUXC_DISABLE_SYSTIME; - E1000_WRITE_REG(hw, E1000_TSAUXC, tsauxc); - - igb_start_timecounters(dev); - - /* Enable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */ - E1000_WRITE_REG(hw, E1000_ETQF(E1000_ETQF_FILTER_1588), - (ETHER_TYPE_1588 | - E1000_ETQF_FILTER_ENABLE | - E1000_ETQF_1588)); - - /* Enable timestamping of received PTP packets. */ - tsync_ctl = E1000_READ_REG(hw, E1000_TSYNCRXCTL); - tsync_ctl |= E1000_TSYNCRXCTL_ENABLED; - E1000_WRITE_REG(hw, E1000_TSYNCRXCTL, tsync_ctl); - - /* Enable Timestamping of transmitted PTP packets. */ - tsync_ctl = E1000_READ_REG(hw, E1000_TSYNCTXCTL); - tsync_ctl |= E1000_TSYNCTXCTL_ENABLED; - E1000_WRITE_REG(hw, E1000_TSYNCTXCTL, tsync_ctl); - - return 0; -} - -static int -igb_timesync_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t tsync_ctl; - - /* Disable timestamping of transmitted PTP packets. */ - tsync_ctl = E1000_READ_REG(hw, E1000_TSYNCTXCTL); - tsync_ctl &= ~E1000_TSYNCTXCTL_ENABLED; - E1000_WRITE_REG(hw, E1000_TSYNCTXCTL, tsync_ctl); - - /* Disable timestamping of received PTP packets. */ - tsync_ctl = E1000_READ_REG(hw, E1000_TSYNCRXCTL); - tsync_ctl &= ~E1000_TSYNCRXCTL_ENABLED; - E1000_WRITE_REG(hw, E1000_TSYNCRXCTL, tsync_ctl); - - /* Disable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */ - E1000_WRITE_REG(hw, E1000_ETQF(E1000_ETQF_FILTER_1588), 0); - - /* Stop incrementating the System Time registers. */ - E1000_WRITE_REG(hw, E1000_TIMINCA, 0); - - return 0; -} - -static int -igb_timesync_read_rx_timestamp(struct rte_eth_dev *dev, - struct timespec *timestamp, - uint32_t flags __rte_unused) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - uint32_t tsync_rxctl; - uint64_t rx_tstamp_cycles; - uint64_t ns; - - tsync_rxctl = E1000_READ_REG(hw, E1000_TSYNCRXCTL); - if ((tsync_rxctl & E1000_TSYNCRXCTL_VALID) == 0) - return -EINVAL; - - rx_tstamp_cycles = igb_read_rx_tstamp_cyclecounter(dev); - ns = rte_timecounter_update(&adapter->rx_tstamp_tc, rx_tstamp_cycles); - *timestamp = rte_ns_to_timespec(ns); - - return 0; -} - -static int -igb_timesync_read_tx_timestamp(struct rte_eth_dev *dev, - struct timespec *timestamp) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_adapter *adapter = - (struct e1000_adapter *)dev->data->dev_private; - uint32_t tsync_txctl; - uint64_t tx_tstamp_cycles; - uint64_t ns; - - tsync_txctl = E1000_READ_REG(hw, E1000_TSYNCTXCTL); - if ((tsync_txctl & E1000_TSYNCTXCTL_VALID) == 0) - return -EINVAL; - - tx_tstamp_cycles = igb_read_tx_tstamp_cyclecounter(dev); - ns = rte_timecounter_update(&adapter->tx_tstamp_tc, tx_tstamp_cycles); - *timestamp = rte_ns_to_timespec(ns); - - return 0; -} - -static int -eth_igb_get_reg_length(struct rte_eth_dev *dev __rte_unused) -{ - int count = 0; - int g_ind = 0; - const struct reg_info *reg_group; - - while ((reg_group = igb_regs[g_ind++])) - count += igb_reg_group_count(reg_group); - - return count; -} - -static int -igbvf_get_reg_length(struct rte_eth_dev *dev __rte_unused) -{ - int count = 0; - int g_ind = 0; - const struct reg_info *reg_group; - - while ((reg_group = igbvf_regs[g_ind++])) - count += igb_reg_group_count(reg_group); - - return count; -} - -static int -eth_igb_get_regs(struct rte_eth_dev *dev, - struct rte_dev_reg_info *regs) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t *data = regs->data; - int g_ind = 0; - int count = 0; - const struct reg_info *reg_group; - - /* Support only full register dump */ - if ((regs->length == 0) || - (regs->length == (uint32_t)eth_igb_get_reg_length(dev))) { - regs->version = hw->mac.type << 24 | hw->revision_id << 16 | - hw->device_id; - while ((reg_group = igb_regs[g_ind++])) - count += igb_read_regs_group(dev, &data[count], - reg_group); - return 0; - } - - return -ENOTSUP; -} - -static int -igbvf_get_regs(struct rte_eth_dev *dev, - struct rte_dev_reg_info *regs) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t *data = regs->data; - int g_ind = 0; - int count = 0; - const struct reg_info *reg_group; - - /* Support only full register dump */ - if ((regs->length == 0) || - (regs->length == (uint32_t)igbvf_get_reg_length(dev))) { - regs->version = hw->mac.type << 24 | hw->revision_id << 16 | - hw->device_id; - while ((reg_group = igbvf_regs[g_ind++])) - count += igb_read_regs_group(dev, &data[count], - reg_group); - return 0; - } - - return -ENOTSUP; -} - -static int -eth_igb_get_eeprom_length(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - /* Return unit is byte count */ - return hw->nvm.word_size * 2; -} - -static int -eth_igb_get_eeprom(struct rte_eth_dev *dev, - struct rte_dev_eeprom_info *in_eeprom) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_nvm_info *nvm = &hw->nvm; - uint16_t *data = in_eeprom->data; - int first, length; - - first = in_eeprom->offset >> 1; - length = in_eeprom->length >> 1; - if ((first >= hw->nvm.word_size) || - ((first + length) >= hw->nvm.word_size)) - return -EINVAL; - - in_eeprom->magic = hw->vendor_id | - ((uint32_t)hw->device_id << 16); - - if ((nvm->ops.read) == NULL) - return -ENOTSUP; - - return nvm->ops.read(hw, first, length, data); -} - -static int -eth_igb_set_eeprom(struct rte_eth_dev *dev, - struct rte_dev_eeprom_info *in_eeprom) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_nvm_info *nvm = &hw->nvm; - uint16_t *data = in_eeprom->data; - int first, length; - - first = in_eeprom->offset >> 1; - length = in_eeprom->length >> 1; - if ((first >= hw->nvm.word_size) || - ((first + length) >= hw->nvm.word_size)) - return -EINVAL; - - in_eeprom->magic = (uint32_t)hw->vendor_id | - ((uint32_t)hw->device_id << 16); - - if ((nvm->ops.write) == NULL) - return -ENOTSUP; - return nvm->ops.write(hw, first, length, data); -} - -static struct rte_driver pmd_igb_drv = { - .type = PMD_PDEV, - .init = rte_igb_pmd_init, -}; - -static struct rte_driver pmd_igbvf_drv = { - .type = PMD_PDEV, - .init = rte_igbvf_pmd_init, -}; - -static int -eth_igb_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t mask = 1 << queue_id; - - E1000_WRITE_REG(hw, E1000_EIMC, mask); - E1000_WRITE_FLUSH(hw); - - return 0; -} - -static int -eth_igb_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t mask = 1 << queue_id; - uint32_t regval; - - regval = E1000_READ_REG(hw, E1000_EIMS); - E1000_WRITE_REG(hw, E1000_EIMS, regval | mask); - E1000_WRITE_FLUSH(hw); - - rte_intr_enable(&dev->pci_dev->intr_handle); - - return 0; -} - -static void -eth_igb_write_ivar(struct e1000_hw *hw, uint8_t msix_vector, - uint8_t index, uint8_t offset) -{ - uint32_t val = E1000_READ_REG_ARRAY(hw, E1000_IVAR0, index); - - /* clear bits */ - val &= ~((uint32_t)0xFF << offset); - - /* write vector and valid bit */ - val |= (msix_vector | E1000_IVAR_VALID) << offset; - - E1000_WRITE_REG_ARRAY(hw, E1000_IVAR0, index, val); -} - -static void -eth_igb_assign_msix_vector(struct e1000_hw *hw, int8_t direction, - uint8_t queue, uint8_t msix_vector) -{ - uint32_t tmp = 0; - - if (hw->mac.type == e1000_82575) { - if (direction == 0) - tmp = E1000_EICR_RX_QUEUE0 << queue; - else if (direction == 1) - tmp = E1000_EICR_TX_QUEUE0 << queue; - E1000_WRITE_REG(hw, E1000_MSIXBM(msix_vector), tmp); - } else if (hw->mac.type == e1000_82576) { - if ((direction == 0) || (direction == 1)) - eth_igb_write_ivar(hw, msix_vector, queue & 0x7, - ((queue & 0x8) << 1) + - 8 * direction); - } else if ((hw->mac.type == e1000_82580) || - (hw->mac.type == e1000_i350) || - (hw->mac.type == e1000_i354) || - (hw->mac.type == e1000_i210) || - (hw->mac.type == e1000_i211)) { - if ((direction == 0) || (direction == 1)) - eth_igb_write_ivar(hw, msix_vector, - queue >> 1, - ((queue & 0x1) << 4) + - 8 * direction); - } -} - -/* Sets up the hardware to generate MSI-X interrupts properly - * @hw - * board private structure - */ -static void -eth_igb_configure_msix_intr(struct rte_eth_dev *dev) -{ - int queue_id; - uint32_t tmpval, regval, intr_mask; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t vec = E1000_MISC_VEC_ID; - uint32_t base = E1000_MISC_VEC_ID; - uint32_t misc_shift = 0; - - struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; - - /* won't configure msix register if no mapping is done - * between intr vector and event fd - */ - if (!rte_intr_dp_is_en(intr_handle)) - return; - - if (rte_intr_allow_others(intr_handle)) { - vec = base = E1000_RX_VEC_START; - misc_shift = 1; - } - - /* set interrupt vector for other causes */ - if (hw->mac.type == e1000_82575) { - tmpval = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* enable MSI-X PBA support */ - tmpval |= E1000_CTRL_EXT_PBA_CLR; - - /* Auto-Mask interrupts upon ICR read */ - tmpval |= E1000_CTRL_EXT_EIAME; - tmpval |= E1000_CTRL_EXT_IRCA; - - E1000_WRITE_REG(hw, E1000_CTRL_EXT, tmpval); - - /* enable msix_other interrupt */ - E1000_WRITE_REG_ARRAY(hw, E1000_MSIXBM(0), 0, E1000_EIMS_OTHER); - regval = E1000_READ_REG(hw, E1000_EIAC); - E1000_WRITE_REG(hw, E1000_EIAC, regval | E1000_EIMS_OTHER); - regval = E1000_READ_REG(hw, E1000_EIAM); - E1000_WRITE_REG(hw, E1000_EIMS, regval | E1000_EIMS_OTHER); - } else if ((hw->mac.type == e1000_82576) || - (hw->mac.type == e1000_82580) || - (hw->mac.type == e1000_i350) || - (hw->mac.type == e1000_i354) || - (hw->mac.type == e1000_i210) || - (hw->mac.type == e1000_i211)) { - /* turn on MSI-X capability first */ - E1000_WRITE_REG(hw, E1000_GPIE, E1000_GPIE_MSIX_MODE | - E1000_GPIE_PBA | E1000_GPIE_EIAME | - E1000_GPIE_NSICR); - intr_mask = RTE_LEN2MASK(intr_handle->nb_efd, uint32_t) << - misc_shift; - regval = E1000_READ_REG(hw, E1000_EIAC); - E1000_WRITE_REG(hw, E1000_EIAC, regval | intr_mask); - - /* enable msix_other interrupt */ - regval = E1000_READ_REG(hw, E1000_EIMS); - E1000_WRITE_REG(hw, E1000_EIMS, regval | intr_mask); - tmpval = (dev->data->nb_rx_queues | E1000_IVAR_VALID) << 8; - E1000_WRITE_REG(hw, E1000_IVAR_MISC, tmpval); - } - - /* use EIAM to auto-mask when MSI-X interrupt - * is asserted, this saves a register write for every interrupt - */ - intr_mask = RTE_LEN2MASK(intr_handle->nb_efd, uint32_t) << - misc_shift; - regval = E1000_READ_REG(hw, E1000_EIAM); - E1000_WRITE_REG(hw, E1000_EIAM, regval | intr_mask); - - for (queue_id = 0; queue_id < dev->data->nb_rx_queues; queue_id++) { - eth_igb_assign_msix_vector(hw, 0, queue_id, vec); - intr_handle->intr_vec[queue_id] = vec; - if (vec < base + intr_handle->nb_efd - 1) - vec++; - } - - E1000_WRITE_FLUSH(hw); -} - -PMD_REGISTER_DRIVER(pmd_igb_drv); -PMD_REGISTER_DRIVER(pmd_igbvf_drv); |