diff options
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_ethdev.c')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_ethdev.c | 7149 |
1 files changed, 7149 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c new file mode 100644 index 00000000..3f1ebc15 --- /dev/null +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -0,0 +1,7149 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2016 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 <string.h> +#include <unistd.h> +#include <stdarg.h> +#include <inttypes.h> +#include <netinet/in.h> +#include <rte_byteorder.h> +#include <rte_common.h> +#include <rte_cycles.h> + +#include <rte_interrupts.h> +#include <rte_log.h> +#include <rte_debug.h> +#include <rte_pci.h> +#include <rte_atomic.h> +#include <rte_branch_prediction.h> +#include <rte_memory.h> +#include <rte_memzone.h> +#include <rte_eal.h> +#include <rte_alarm.h> +#include <rte_ether.h> +#include <rte_ethdev.h> +#include <rte_atomic.h> +#include <rte_malloc.h> +#include <rte_random.h> +#include <rte_dev.h> + +#include "ixgbe_logs.h" +#include "base/ixgbe_api.h" +#include "base/ixgbe_vf.h" +#include "base/ixgbe_common.h" +#include "ixgbe_ethdev.h" +#include "ixgbe_bypass.h" +#include "ixgbe_rxtx.h" +#include "base/ixgbe_type.h" +#include "base/ixgbe_phy.h" +#include "ixgbe_regs.h" + +/* + * High threshold controlling when to start sending XOFF frames. Must be at + * least 8 bytes less than receive packet buffer size. This value is in units + * of 1024 bytes. + */ +#define IXGBE_FC_HI 0x80 + +/* + * Low threshold controlling when to start sending XON frames. This value is + * in units of 1024 bytes. + */ +#define IXGBE_FC_LO 0x40 + +/* Default minimum inter-interrupt interval for EITR configuration */ +#define IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT 0x79E + +/* Timer value included in XOFF frames. */ +#define IXGBE_FC_PAUSE 0x680 + +#define IXGBE_LINK_DOWN_CHECK_TIMEOUT 4000 /* ms */ +#define IXGBE_LINK_UP_CHECK_TIMEOUT 1000 /* ms */ +#define IXGBE_VMDQ_NUM_UC_MAC 4096 /* Maximum nb. of UC MAC addr. */ + +#define IXGBE_MMW_SIZE_DEFAULT 0x4 +#define IXGBE_MMW_SIZE_JUMBO_FRAME 0x14 +#define IXGBE_MAX_RING_DESC 4096 /* replicate define from rxtx */ + +/* + * Default values for RX/TX configuration + */ +#define IXGBE_DEFAULT_RX_FREE_THRESH 32 +#define IXGBE_DEFAULT_RX_PTHRESH 8 +#define IXGBE_DEFAULT_RX_HTHRESH 8 +#define IXGBE_DEFAULT_RX_WTHRESH 0 + +#define IXGBE_DEFAULT_TX_FREE_THRESH 32 +#define IXGBE_DEFAULT_TX_PTHRESH 32 +#define IXGBE_DEFAULT_TX_HTHRESH 0 +#define IXGBE_DEFAULT_TX_WTHRESH 0 +#define IXGBE_DEFAULT_TX_RSBIT_THRESH 32 + +/* Bit shift and mask */ +#define IXGBE_4_BIT_WIDTH (CHAR_BIT / 2) +#define IXGBE_4_BIT_MASK RTE_LEN2MASK(IXGBE_4_BIT_WIDTH, uint8_t) +#define IXGBE_8_BIT_WIDTH CHAR_BIT +#define IXGBE_8_BIT_MASK UINT8_MAX + +#define IXGBEVF_PMD_NAME "rte_ixgbevf_pmd" /* PMD name */ + +#define IXGBE_QUEUE_STAT_COUNTERS (sizeof(hw_stats->qprc) / sizeof(hw_stats->qprc[0])) + +#define IXGBE_HKEY_MAX_INDEX 10 + +/* Additional timesync values. */ +#define NSEC_PER_SEC 1000000000L +#define IXGBE_INCVAL_10GB 0x66666666 +#define IXGBE_INCVAL_1GB 0x40000000 +#define IXGBE_INCVAL_100 0x50000000 +#define IXGBE_INCVAL_SHIFT_10GB 28 +#define IXGBE_INCVAL_SHIFT_1GB 24 +#define IXGBE_INCVAL_SHIFT_100 21 +#define IXGBE_INCVAL_SHIFT_82599 7 +#define IXGBE_INCPER_SHIFT_82599 24 + +#define IXGBE_CYCLECOUNTER_MASK 0xffffffffffffffffULL + +#define IXGBE_VT_CTL_POOLING_MODE_MASK 0x00030000 +#define IXGBE_VT_CTL_POOLING_MODE_ETAG 0x00010000 +#define DEFAULT_ETAG_ETYPE 0x893f +#define IXGBE_ETAG_ETYPE 0x00005084 +#define IXGBE_ETAG_ETYPE_MASK 0x0000ffff +#define IXGBE_ETAG_ETYPE_VALID 0x80000000 +#define IXGBE_RAH_ADTYPE 0x40000000 +#define IXGBE_RAL_ETAG_FILTER_MASK 0x00003fff +#define IXGBE_VMVIR_TAGA_MASK 0x18000000 +#define IXGBE_VMVIR_TAGA_ETAG_INSERT 0x08000000 +#define IXGBE_VMTIR(_i) (0x00017000 + ((_i) * 4)) /* 64 of these (0-63) */ +#define IXGBE_QDE_STRIP_TAG 0x00000004 + +enum ixgbevf_xcast_modes { + IXGBEVF_XCAST_MODE_NONE = 0, + IXGBEVF_XCAST_MODE_MULTI, + IXGBEVF_XCAST_MODE_ALLMULTI, +}; + +static int eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev); +static int eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev); +static int ixgbe_dev_configure(struct rte_eth_dev *dev); +static int ixgbe_dev_start(struct rte_eth_dev *dev); +static void ixgbe_dev_stop(struct rte_eth_dev *dev); +static int ixgbe_dev_set_link_up(struct rte_eth_dev *dev); +static int ixgbe_dev_set_link_down(struct rte_eth_dev *dev); +static void ixgbe_dev_close(struct rte_eth_dev *dev); +static void ixgbe_dev_promiscuous_enable(struct rte_eth_dev *dev); +static void ixgbe_dev_promiscuous_disable(struct rte_eth_dev *dev); +static void ixgbe_dev_allmulticast_enable(struct rte_eth_dev *dev); +static void ixgbe_dev_allmulticast_disable(struct rte_eth_dev *dev); +static int ixgbe_dev_link_update(struct rte_eth_dev *dev, + int wait_to_complete); +static void ixgbe_dev_stats_get(struct rte_eth_dev *dev, + struct rte_eth_stats *stats); +static int ixgbe_dev_xstats_get(struct rte_eth_dev *dev, + struct rte_eth_xstats *xstats, unsigned n); +static int ixgbevf_dev_xstats_get(struct rte_eth_dev *dev, + struct rte_eth_xstats *xstats, unsigned n); +static void ixgbe_dev_stats_reset(struct rte_eth_dev *dev); +static void ixgbe_dev_xstats_reset(struct rte_eth_dev *dev); +static int ixgbe_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev, + uint16_t queue_id, + uint8_t stat_idx, + uint8_t is_rx); +static void ixgbe_dev_info_get(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info); +static const uint32_t *ixgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev); +static void ixgbevf_dev_info_get(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info); +static int ixgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); + +static int ixgbe_vlan_filter_set(struct rte_eth_dev *dev, + uint16_t vlan_id, int on); +static int ixgbe_vlan_tpid_set(struct rte_eth_dev *dev, + enum rte_vlan_type vlan_type, + uint16_t tpid_id); +static void ixgbe_vlan_hw_strip_bitmap_set(struct rte_eth_dev *dev, + uint16_t queue, bool on); +static void ixgbe_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, + int on); +static void ixgbe_vlan_offload_set(struct rte_eth_dev *dev, int mask); +static void ixgbe_vlan_hw_strip_enable(struct rte_eth_dev *dev, uint16_t queue); +static void ixgbe_vlan_hw_strip_disable(struct rte_eth_dev *dev, uint16_t queue); +static void ixgbe_vlan_hw_extend_enable(struct rte_eth_dev *dev); +static void ixgbe_vlan_hw_extend_disable(struct rte_eth_dev *dev); + +static int ixgbe_dev_led_on(struct rte_eth_dev *dev); +static int ixgbe_dev_led_off(struct rte_eth_dev *dev); +static int ixgbe_flow_ctrl_get(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); +static int ixgbe_flow_ctrl_set(struct rte_eth_dev *dev, + struct rte_eth_fc_conf *fc_conf); +static int ixgbe_priority_flow_ctrl_set(struct rte_eth_dev *dev, + struct rte_eth_pfc_conf *pfc_conf); +static int ixgbe_dev_rss_reta_update(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size); +static int ixgbe_dev_rss_reta_query(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size); +static void ixgbe_dev_link_status_print(struct rte_eth_dev *dev); +static int ixgbe_dev_lsc_interrupt_setup(struct rte_eth_dev *dev); +static int ixgbe_dev_rxq_interrupt_setup(struct rte_eth_dev *dev); +static int ixgbe_dev_interrupt_get_status(struct rte_eth_dev *dev); +static int ixgbe_dev_interrupt_action(struct rte_eth_dev *dev); +static void ixgbe_dev_interrupt_handler(struct rte_intr_handle *handle, + void *param); +static void ixgbe_dev_interrupt_delayed_handler(void *param); +static void ixgbe_add_rar(struct rte_eth_dev *dev, struct ether_addr *mac_addr, + uint32_t index, uint32_t pool); +static void ixgbe_remove_rar(struct rte_eth_dev *dev, uint32_t index); +static void ixgbe_set_default_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *mac_addr); +static void ixgbe_dcb_init(struct ixgbe_hw *hw,struct ixgbe_dcb_config *dcb_config); + +/* For Virtual Function support */ +static int eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev); +static int eth_ixgbevf_dev_uninit(struct rte_eth_dev *eth_dev); +static int ixgbevf_dev_configure(struct rte_eth_dev *dev); +static int ixgbevf_dev_start(struct rte_eth_dev *dev); +static void ixgbevf_dev_stop(struct rte_eth_dev *dev); +static void ixgbevf_dev_close(struct rte_eth_dev *dev); +static void ixgbevf_intr_disable(struct ixgbe_hw *hw); +static void ixgbevf_intr_enable(struct ixgbe_hw *hw); +static void ixgbevf_dev_stats_get(struct rte_eth_dev *dev, + struct rte_eth_stats *stats); +static void ixgbevf_dev_stats_reset(struct rte_eth_dev *dev); +static int ixgbevf_vlan_filter_set(struct rte_eth_dev *dev, + uint16_t vlan_id, int on); +static void ixgbevf_vlan_strip_queue_set(struct rte_eth_dev *dev, + uint16_t queue, int on); +static void ixgbevf_vlan_offload_set(struct rte_eth_dev *dev, int mask); +static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on); +static int ixgbevf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, + uint16_t queue_id); +static int ixgbevf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, + uint16_t queue_id); +static void ixgbevf_set_ivar_map(struct ixgbe_hw *hw, int8_t direction, + uint8_t queue, uint8_t msix_vector); +static void ixgbevf_configure_msix(struct rte_eth_dev *dev); +static void ixgbevf_dev_allmulticast_enable(struct rte_eth_dev *dev); +static void ixgbevf_dev_allmulticast_disable(struct rte_eth_dev *dev); + +/* For Eth VMDQ APIs support */ +static int ixgbe_uc_hash_table_set(struct rte_eth_dev *dev, struct + ether_addr* mac_addr,uint8_t on); +static int ixgbe_uc_all_hash_table_set(struct rte_eth_dev *dev,uint8_t on); +static int ixgbe_set_pool_rx_mode(struct rte_eth_dev *dev, uint16_t pool, + uint16_t rx_mask, uint8_t on); +static int ixgbe_set_pool_rx(struct rte_eth_dev *dev,uint16_t pool,uint8_t on); +static int ixgbe_set_pool_tx(struct rte_eth_dev *dev,uint16_t pool,uint8_t on); +static int ixgbe_set_pool_vlan_filter(struct rte_eth_dev *dev, uint16_t vlan, + uint64_t pool_mask,uint8_t vlan_on); +static int ixgbe_mirror_rule_set(struct rte_eth_dev *dev, + struct rte_eth_mirror_conf *mirror_conf, + uint8_t rule_id, uint8_t on); +static int ixgbe_mirror_rule_reset(struct rte_eth_dev *dev, + uint8_t rule_id); +static int ixgbe_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, + uint16_t queue_id); +static int ixgbe_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, + uint16_t queue_id); +static void ixgbe_set_ivar_map(struct ixgbe_hw *hw, int8_t direction, + uint8_t queue, uint8_t msix_vector); +static void ixgbe_configure_msix(struct rte_eth_dev *dev); + +static int ixgbe_set_queue_rate_limit(struct rte_eth_dev *dev, + uint16_t queue_idx, uint16_t tx_rate); +static int ixgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf, + uint16_t tx_rate, uint64_t q_msk); + +static void ixgbevf_add_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *mac_addr, + uint32_t index, uint32_t pool); +static void ixgbevf_remove_mac_addr(struct rte_eth_dev *dev, uint32_t index); +static void ixgbevf_set_default_mac_addr(struct rte_eth_dev *dev, + struct ether_addr *mac_addr); +static int ixgbe_syn_filter_set(struct rte_eth_dev *dev, + struct rte_eth_syn_filter *filter, + bool add); +static int ixgbe_syn_filter_get(struct rte_eth_dev *dev, + struct rte_eth_syn_filter *filter); +static int ixgbe_syn_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg); +static int ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, + struct ixgbe_5tuple_filter *filter); +static void ixgbe_remove_5tuple_filter(struct rte_eth_dev *dev, + struct ixgbe_5tuple_filter *filter); +static int ixgbe_add_del_ntuple_filter(struct rte_eth_dev *dev, + struct rte_eth_ntuple_filter *filter, + bool add); +static int ixgbe_ntuple_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg); +static int ixgbe_get_ntuple_filter(struct rte_eth_dev *dev, + struct rte_eth_ntuple_filter *filter); +static int ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev, + struct rte_eth_ethertype_filter *filter, + bool add); +static int ixgbe_ethertype_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg); +static int ixgbe_get_ethertype_filter(struct rte_eth_dev *dev, + struct rte_eth_ethertype_filter *filter); +static int ixgbe_dev_filter_ctrl(struct rte_eth_dev *dev, + enum rte_filter_type filter_type, + enum rte_filter_op filter_op, + void *arg); +static int ixgbevf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu); + +static int ixgbe_dev_set_mc_addr_list(struct rte_eth_dev *dev, + struct ether_addr *mc_addr_set, + uint32_t nb_mc_addr); +static int ixgbe_dev_get_dcb_info(struct rte_eth_dev *dev, + struct rte_eth_dcb_info *dcb_info); + +static int ixgbe_get_reg_length(struct rte_eth_dev *dev); +static int ixgbe_get_regs(struct rte_eth_dev *dev, + struct rte_dev_reg_info *regs); +static int ixgbe_get_eeprom_length(struct rte_eth_dev *dev); +static int ixgbe_get_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *eeprom); +static int ixgbe_set_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *eeprom); + +static int ixgbevf_get_reg_length(struct rte_eth_dev *dev); +static int ixgbevf_get_regs(struct rte_eth_dev *dev, + struct rte_dev_reg_info *regs); + +static int ixgbe_timesync_enable(struct rte_eth_dev *dev); +static int ixgbe_timesync_disable(struct rte_eth_dev *dev); +static int ixgbe_timesync_read_rx_timestamp(struct rte_eth_dev *dev, + struct timespec *timestamp, + uint32_t flags); +static int ixgbe_timesync_read_tx_timestamp(struct rte_eth_dev *dev, + struct timespec *timestamp); +static int ixgbe_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta); +static int ixgbe_timesync_read_time(struct rte_eth_dev *dev, + struct timespec *timestamp); +static int ixgbe_timesync_write_time(struct rte_eth_dev *dev, + const struct timespec *timestamp); + +static int ixgbe_dev_l2_tunnel_eth_type_conf + (struct rte_eth_dev *dev, struct rte_eth_l2_tunnel_conf *l2_tunnel); +static int ixgbe_dev_l2_tunnel_offload_set + (struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel, + uint32_t mask, + uint8_t en); +static int ixgbe_dev_l2_tunnel_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg); + +static int ixgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev, + struct rte_eth_udp_tunnel *udp_tunnel); +static int ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev, + struct rte_eth_udp_tunnel *udp_tunnel); + +/* + * Define VF Stats MACRO for Non "cleared on read" register + */ +#define UPDATE_VF_STAT(reg, last, cur) \ +{ \ + uint32_t latest = IXGBE_READ_REG(hw, reg); \ + cur += (latest - last) & UINT_MAX; \ + last = latest; \ +} + +#define UPDATE_VF_STAT_36BIT(lsb, msb, last, cur) \ +{ \ + u64 new_lsb = IXGBE_READ_REG(hw, lsb); \ + u64 new_msb = IXGBE_READ_REG(hw, msb); \ + u64 latest = ((new_msb << 32) | new_lsb); \ + cur += (0x1000000000LL + latest - last) & 0xFFFFFFFFFLL; \ + last = latest; \ +} + +#define IXGBE_SET_HWSTRIP(h, q) do{\ + uint32_t idx = (q) / (sizeof ((h)->bitmap[0]) * NBBY); \ + uint32_t bit = (q) % (sizeof ((h)->bitmap[0]) * NBBY); \ + (h)->bitmap[idx] |= 1 << bit;\ + } while (0) + +#define IXGBE_CLEAR_HWSTRIP(h, q) do{\ + uint32_t idx = (q) / (sizeof ((h)->bitmap[0]) * NBBY); \ + uint32_t bit = (q) % (sizeof ((h)->bitmap[0]) * NBBY); \ + (h)->bitmap[idx] &= ~(1 << bit);\ + } while (0) + +#define IXGBE_GET_HWSTRIP(h, q, r) do{\ + uint32_t idx = (q) / (sizeof ((h)->bitmap[0]) * NBBY); \ + uint32_t bit = (q) % (sizeof ((h)->bitmap[0]) * NBBY); \ + (r) = (h)->bitmap[idx] >> bit & 1;\ + } while (0) + +/* + * The set of PCI devices this driver supports + */ +static const struct rte_pci_id pci_id_ixgbe_map[] = { + +#define RTE_PCI_DEV_ID_DECL_IXGBE(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, +#include "rte_pci_dev_ids.h" + +{ .vendor_id = 0, /* sentinel */ }, +}; + + +/* + * The set of PCI devices this driver supports (for 82599 VF) + */ +static const struct rte_pci_id pci_id_ixgbevf_map[] = { + +#define RTE_PCI_DEV_ID_DECL_IXGBEVF(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, +#include "rte_pci_dev_ids.h" +{ .vendor_id = 0, /* sentinel */ }, + +}; + +static const struct rte_eth_desc_lim rx_desc_lim = { + .nb_max = IXGBE_MAX_RING_DESC, + .nb_min = IXGBE_MIN_RING_DESC, + .nb_align = IXGBE_RXD_ALIGN, +}; + +static const struct rte_eth_desc_lim tx_desc_lim = { + .nb_max = IXGBE_MAX_RING_DESC, + .nb_min = IXGBE_MIN_RING_DESC, + .nb_align = IXGBE_TXD_ALIGN, +}; + +static const struct eth_dev_ops ixgbe_eth_dev_ops = { + .dev_configure = ixgbe_dev_configure, + .dev_start = ixgbe_dev_start, + .dev_stop = ixgbe_dev_stop, + .dev_set_link_up = ixgbe_dev_set_link_up, + .dev_set_link_down = ixgbe_dev_set_link_down, + .dev_close = ixgbe_dev_close, + .promiscuous_enable = ixgbe_dev_promiscuous_enable, + .promiscuous_disable = ixgbe_dev_promiscuous_disable, + .allmulticast_enable = ixgbe_dev_allmulticast_enable, + .allmulticast_disable = ixgbe_dev_allmulticast_disable, + .link_update = ixgbe_dev_link_update, + .stats_get = ixgbe_dev_stats_get, + .xstats_get = ixgbe_dev_xstats_get, + .stats_reset = ixgbe_dev_stats_reset, + .xstats_reset = ixgbe_dev_xstats_reset, + .queue_stats_mapping_set = ixgbe_dev_queue_stats_mapping_set, + .dev_infos_get = ixgbe_dev_info_get, + .dev_supported_ptypes_get = ixgbe_dev_supported_ptypes_get, + .mtu_set = ixgbe_dev_mtu_set, + .vlan_filter_set = ixgbe_vlan_filter_set, + .vlan_tpid_set = ixgbe_vlan_tpid_set, + .vlan_offload_set = ixgbe_vlan_offload_set, + .vlan_strip_queue_set = ixgbe_vlan_strip_queue_set, + .rx_queue_start = ixgbe_dev_rx_queue_start, + .rx_queue_stop = ixgbe_dev_rx_queue_stop, + .tx_queue_start = ixgbe_dev_tx_queue_start, + .tx_queue_stop = ixgbe_dev_tx_queue_stop, + .rx_queue_setup = ixgbe_dev_rx_queue_setup, + .rx_queue_intr_enable = ixgbe_dev_rx_queue_intr_enable, + .rx_queue_intr_disable = ixgbe_dev_rx_queue_intr_disable, + .rx_queue_release = ixgbe_dev_rx_queue_release, + .rx_queue_count = ixgbe_dev_rx_queue_count, + .rx_descriptor_done = ixgbe_dev_rx_descriptor_done, + .tx_queue_setup = ixgbe_dev_tx_queue_setup, + .tx_queue_release = ixgbe_dev_tx_queue_release, + .dev_led_on = ixgbe_dev_led_on, + .dev_led_off = ixgbe_dev_led_off, + .flow_ctrl_get = ixgbe_flow_ctrl_get, + .flow_ctrl_set = ixgbe_flow_ctrl_set, + .priority_flow_ctrl_set = ixgbe_priority_flow_ctrl_set, + .mac_addr_add = ixgbe_add_rar, + .mac_addr_remove = ixgbe_remove_rar, + .mac_addr_set = ixgbe_set_default_mac_addr, + .uc_hash_table_set = ixgbe_uc_hash_table_set, + .uc_all_hash_table_set = ixgbe_uc_all_hash_table_set, + .mirror_rule_set = ixgbe_mirror_rule_set, + .mirror_rule_reset = ixgbe_mirror_rule_reset, + .set_vf_rx_mode = ixgbe_set_pool_rx_mode, + .set_vf_rx = ixgbe_set_pool_rx, + .set_vf_tx = ixgbe_set_pool_tx, + .set_vf_vlan_filter = ixgbe_set_pool_vlan_filter, + .set_queue_rate_limit = ixgbe_set_queue_rate_limit, + .set_vf_rate_limit = ixgbe_set_vf_rate_limit, + .reta_update = ixgbe_dev_rss_reta_update, + .reta_query = ixgbe_dev_rss_reta_query, +#ifdef RTE_NIC_BYPASS + .bypass_init = ixgbe_bypass_init, + .bypass_state_set = ixgbe_bypass_state_store, + .bypass_state_show = ixgbe_bypass_state_show, + .bypass_event_set = ixgbe_bypass_event_store, + .bypass_event_show = ixgbe_bypass_event_show, + .bypass_wd_timeout_set = ixgbe_bypass_wd_timeout_store, + .bypass_wd_timeout_show = ixgbe_bypass_wd_timeout_show, + .bypass_ver_show = ixgbe_bypass_ver_show, + .bypass_wd_reset = ixgbe_bypass_wd_reset, +#endif /* RTE_NIC_BYPASS */ + .rss_hash_update = ixgbe_dev_rss_hash_update, + .rss_hash_conf_get = ixgbe_dev_rss_hash_conf_get, + .filter_ctrl = ixgbe_dev_filter_ctrl, + .set_mc_addr_list = ixgbe_dev_set_mc_addr_list, + .rxq_info_get = ixgbe_rxq_info_get, + .txq_info_get = ixgbe_txq_info_get, + .timesync_enable = ixgbe_timesync_enable, + .timesync_disable = ixgbe_timesync_disable, + .timesync_read_rx_timestamp = ixgbe_timesync_read_rx_timestamp, + .timesync_read_tx_timestamp = ixgbe_timesync_read_tx_timestamp, + .get_reg_length = ixgbe_get_reg_length, + .get_reg = ixgbe_get_regs, + .get_eeprom_length = ixgbe_get_eeprom_length, + .get_eeprom = ixgbe_get_eeprom, + .set_eeprom = ixgbe_set_eeprom, + .get_dcb_info = ixgbe_dev_get_dcb_info, + .timesync_adjust_time = ixgbe_timesync_adjust_time, + .timesync_read_time = ixgbe_timesync_read_time, + .timesync_write_time = ixgbe_timesync_write_time, + .l2_tunnel_eth_type_conf = ixgbe_dev_l2_tunnel_eth_type_conf, + .l2_tunnel_offload_set = ixgbe_dev_l2_tunnel_offload_set, + .udp_tunnel_port_add = ixgbe_dev_udp_tunnel_port_add, + .udp_tunnel_port_del = ixgbe_dev_udp_tunnel_port_del, +}; + +/* + * dev_ops for virtual function, bare necessities for basic vf + * operation have been implemented + */ +static const struct eth_dev_ops ixgbevf_eth_dev_ops = { + .dev_configure = ixgbevf_dev_configure, + .dev_start = ixgbevf_dev_start, + .dev_stop = ixgbevf_dev_stop, + .link_update = ixgbe_dev_link_update, + .stats_get = ixgbevf_dev_stats_get, + .xstats_get = ixgbevf_dev_xstats_get, + .stats_reset = ixgbevf_dev_stats_reset, + .xstats_reset = ixgbevf_dev_stats_reset, + .dev_close = ixgbevf_dev_close, + .allmulticast_enable = ixgbevf_dev_allmulticast_enable, + .allmulticast_disable = ixgbevf_dev_allmulticast_disable, + .dev_infos_get = ixgbevf_dev_info_get, + .dev_supported_ptypes_get = ixgbe_dev_supported_ptypes_get, + .mtu_set = ixgbevf_dev_set_mtu, + .vlan_filter_set = ixgbevf_vlan_filter_set, + .vlan_strip_queue_set = ixgbevf_vlan_strip_queue_set, + .vlan_offload_set = ixgbevf_vlan_offload_set, + .rx_queue_setup = ixgbe_dev_rx_queue_setup, + .rx_queue_release = ixgbe_dev_rx_queue_release, + .rx_descriptor_done = ixgbe_dev_rx_descriptor_done, + .tx_queue_setup = ixgbe_dev_tx_queue_setup, + .tx_queue_release = ixgbe_dev_tx_queue_release, + .rx_queue_intr_enable = ixgbevf_dev_rx_queue_intr_enable, + .rx_queue_intr_disable = ixgbevf_dev_rx_queue_intr_disable, + .mac_addr_add = ixgbevf_add_mac_addr, + .mac_addr_remove = ixgbevf_remove_mac_addr, + .set_mc_addr_list = ixgbe_dev_set_mc_addr_list, + .rxq_info_get = ixgbe_rxq_info_get, + .txq_info_get = ixgbe_txq_info_get, + .mac_addr_set = ixgbevf_set_default_mac_addr, + .get_reg_length = ixgbevf_get_reg_length, + .get_reg = ixgbevf_get_regs, + .reta_update = ixgbe_dev_rss_reta_update, + .reta_query = ixgbe_dev_rss_reta_query, + .rss_hash_update = ixgbe_dev_rss_hash_update, + .rss_hash_conf_get = ixgbe_dev_rss_hash_conf_get, +}; + +/* store statistics names and its offset in stats structure */ +struct rte_ixgbe_xstats_name_off { + char name[RTE_ETH_XSTATS_NAME_SIZE]; + unsigned offset; +}; + +static const struct rte_ixgbe_xstats_name_off rte_ixgbe_stats_strings[] = { + {"rx_crc_errors", offsetof(struct ixgbe_hw_stats, crcerrs)}, + {"rx_illegal_byte_errors", offsetof(struct ixgbe_hw_stats, illerrc)}, + {"rx_error_bytes", offsetof(struct ixgbe_hw_stats, errbc)}, + {"mac_local_errors", offsetof(struct ixgbe_hw_stats, mlfc)}, + {"mac_remote_errors", offsetof(struct ixgbe_hw_stats, mrfc)}, + {"rx_length_errors", offsetof(struct ixgbe_hw_stats, rlec)}, + {"tx_xon_packets", offsetof(struct ixgbe_hw_stats, lxontxc)}, + {"rx_xon_packets", offsetof(struct ixgbe_hw_stats, lxonrxc)}, + {"tx_xoff_packets", offsetof(struct ixgbe_hw_stats, lxofftxc)}, + {"rx_xoff_packets", offsetof(struct ixgbe_hw_stats, lxoffrxc)}, + {"rx_size_64_packets", offsetof(struct ixgbe_hw_stats, prc64)}, + {"rx_size_65_to_127_packets", offsetof(struct ixgbe_hw_stats, prc127)}, + {"rx_size_128_to_255_packets", offsetof(struct ixgbe_hw_stats, prc255)}, + {"rx_size_256_to_511_packets", offsetof(struct ixgbe_hw_stats, prc511)}, + {"rx_size_512_to_1023_packets", offsetof(struct ixgbe_hw_stats, + prc1023)}, + {"rx_size_1024_to_max_packets", offsetof(struct ixgbe_hw_stats, + prc1522)}, + {"rx_broadcast_packets", offsetof(struct ixgbe_hw_stats, bprc)}, + {"rx_multicast_packets", offsetof(struct ixgbe_hw_stats, mprc)}, + {"rx_fragment_errors", offsetof(struct ixgbe_hw_stats, rfc)}, + {"rx_undersize_errors", offsetof(struct ixgbe_hw_stats, ruc)}, + {"rx_oversize_errors", offsetof(struct ixgbe_hw_stats, roc)}, + {"rx_jabber_errors", offsetof(struct ixgbe_hw_stats, rjc)}, + {"rx_management_packets", offsetof(struct ixgbe_hw_stats, mngprc)}, + {"rx_management_dropped", offsetof(struct ixgbe_hw_stats, mngpdc)}, + {"tx_management_packets", offsetof(struct ixgbe_hw_stats, mngptc)}, + {"rx_total_packets", offsetof(struct ixgbe_hw_stats, tpr)}, + {"rx_total_bytes", offsetof(struct ixgbe_hw_stats, tor)}, + {"tx_total_packets", offsetof(struct ixgbe_hw_stats, tpt)}, + {"tx_size_64_packets", offsetof(struct ixgbe_hw_stats, ptc64)}, + {"tx_size_65_to_127_packets", offsetof(struct ixgbe_hw_stats, ptc127)}, + {"tx_size_128_to_255_packets", offsetof(struct ixgbe_hw_stats, ptc255)}, + {"tx_size_256_to_511_packets", offsetof(struct ixgbe_hw_stats, ptc511)}, + {"tx_size_512_to_1023_packets", offsetof(struct ixgbe_hw_stats, + ptc1023)}, + {"tx_size_1024_to_max_packets", offsetof(struct ixgbe_hw_stats, + ptc1522)}, + {"tx_multicast_packets", offsetof(struct ixgbe_hw_stats, mptc)}, + {"tx_broadcast_packets", offsetof(struct ixgbe_hw_stats, bptc)}, + {"rx_mac_short_packet_dropped", offsetof(struct ixgbe_hw_stats, mspdc)}, + {"rx_l3_l4_xsum_error", offsetof(struct ixgbe_hw_stats, xec)}, + + {"flow_director_added_filters", offsetof(struct ixgbe_hw_stats, + fdirustat_add)}, + {"flow_director_removed_filters", offsetof(struct ixgbe_hw_stats, + fdirustat_remove)}, + {"flow_director_filter_add_errors", offsetof(struct ixgbe_hw_stats, + fdirfstat_fadd)}, + {"flow_director_filter_remove_errors", offsetof(struct ixgbe_hw_stats, + fdirfstat_fremove)}, + {"flow_director_matched_filters", offsetof(struct ixgbe_hw_stats, + fdirmatch)}, + {"flow_director_missed_filters", offsetof(struct ixgbe_hw_stats, + fdirmiss)}, + + {"rx_fcoe_crc_errors", offsetof(struct ixgbe_hw_stats, fccrc)}, + {"rx_fcoe_dropped", offsetof(struct ixgbe_hw_stats, fcoerpdc)}, + {"rx_fcoe_mbuf_allocation_errors", offsetof(struct ixgbe_hw_stats, + fclast)}, + {"rx_fcoe_packets", offsetof(struct ixgbe_hw_stats, fcoeprc)}, + {"tx_fcoe_packets", offsetof(struct ixgbe_hw_stats, fcoeptc)}, + {"rx_fcoe_bytes", offsetof(struct ixgbe_hw_stats, fcoedwrc)}, + {"tx_fcoe_bytes", offsetof(struct ixgbe_hw_stats, fcoedwtc)}, + {"rx_fcoe_no_direct_data_placement", offsetof(struct ixgbe_hw_stats, + fcoe_noddp)}, + {"rx_fcoe_no_direct_data_placement_ext_buff", + offsetof(struct ixgbe_hw_stats, fcoe_noddp_ext_buff)}, + + {"tx_flow_control_xon_packets", offsetof(struct ixgbe_hw_stats, + lxontxc)}, + {"rx_flow_control_xon_packets", offsetof(struct ixgbe_hw_stats, + lxonrxc)}, + {"tx_flow_control_xoff_packets", offsetof(struct ixgbe_hw_stats, + lxofftxc)}, + {"rx_flow_control_xoff_packets", offsetof(struct ixgbe_hw_stats, + lxoffrxc)}, + {"rx_total_missed_packets", offsetof(struct ixgbe_hw_stats, mpctotal)}, +}; + +#define IXGBE_NB_HW_STATS (sizeof(rte_ixgbe_stats_strings) / \ + sizeof(rte_ixgbe_stats_strings[0])) + +/* Per-queue statistics */ +static const struct rte_ixgbe_xstats_name_off rte_ixgbe_rxq_strings[] = { + {"mbuf_allocation_errors", offsetof(struct ixgbe_hw_stats, rnbc)}, + {"dropped", offsetof(struct ixgbe_hw_stats, mpc)}, + {"xon_packets", offsetof(struct ixgbe_hw_stats, pxonrxc)}, + {"xoff_packets", offsetof(struct ixgbe_hw_stats, pxoffrxc)}, +}; + +#define IXGBE_NB_RXQ_PRIO_STATS (sizeof(rte_ixgbe_rxq_strings) / \ + sizeof(rte_ixgbe_rxq_strings[0])) + +static const struct rte_ixgbe_xstats_name_off rte_ixgbe_txq_strings[] = { + {"xon_packets", offsetof(struct ixgbe_hw_stats, pxontxc)}, + {"xoff_packets", offsetof(struct ixgbe_hw_stats, pxofftxc)}, + {"xon_to_xoff_packets", offsetof(struct ixgbe_hw_stats, + pxon2offc)}, +}; + +#define IXGBE_NB_TXQ_PRIO_STATS (sizeof(rte_ixgbe_txq_strings) / \ + sizeof(rte_ixgbe_txq_strings[0])) + +static const struct rte_ixgbe_xstats_name_off rte_ixgbevf_stats_strings[] = { + {"rx_multicast_packets", offsetof(struct ixgbevf_hw_stats, vfmprc)}, +}; + +#define IXGBEVF_NB_XSTATS (sizeof(rte_ixgbevf_stats_strings) / \ + sizeof(rte_ixgbevf_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_ixgbe_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_ixgbe_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; +} + +/* + * This function is the same as ixgbe_is_sfp() in base/ixgbe.h. + */ +static inline int +ixgbe_is_sfp(struct ixgbe_hw *hw) +{ + switch (hw->phy.type) { + case ixgbe_phy_sfp_avago: + case ixgbe_phy_sfp_ftl: + case ixgbe_phy_sfp_intel: + case ixgbe_phy_sfp_unknown: + case ixgbe_phy_sfp_passive_tyco: + case ixgbe_phy_sfp_passive_unknown: + return 1; + default: + return 0; + } +} + +static inline int32_t +ixgbe_pf_reset_hw(struct ixgbe_hw *hw) +{ + uint32_t ctrl_ext; + int32_t status; + + status = ixgbe_reset_hw(hw); + + ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); + /* Set PF Reset Done bit so PF/VF Mail Ops can work */ + ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD; + IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext); + IXGBE_WRITE_FLUSH(hw); + + return status; +} + +static inline void +ixgbe_enable_intr(struct rte_eth_dev *dev) +{ + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + IXGBE_WRITE_REG(hw, IXGBE_EIMS, intr->mask); + IXGBE_WRITE_FLUSH(hw); +} + +/* + * This function is based on ixgbe_disable_intr() in base/ixgbe.h. + */ +static void +ixgbe_disable_intr(struct ixgbe_hw *hw) +{ + PMD_INIT_FUNC_TRACE(); + + if (hw->mac.type == ixgbe_mac_82598EB) { + IXGBE_WRITE_REG(hw, IXGBE_EIMC, ~0); + } else { + IXGBE_WRITE_REG(hw, IXGBE_EIMC, 0xFFFF0000); + IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(0), ~0); + IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(1), ~0); + } + IXGBE_WRITE_FLUSH(hw); +} + +/* + * This function resets queue statistics mapping registers. + * From Niantic datasheet, Initialization of Statistics section: + * "...if software requires the queue counters, the RQSMR and TQSM registers + * must be re-programmed following a device reset. + */ +static void +ixgbe_reset_qstat_mappings(struct ixgbe_hw *hw) +{ + uint32_t i; + + for (i = 0; i != IXGBE_NB_STAT_MAPPING_REGS; i++) { + IXGBE_WRITE_REG(hw, IXGBE_RQSMR(i), 0); + IXGBE_WRITE_REG(hw, IXGBE_TQSM(i), 0); + } +} + + +static int +ixgbe_dev_queue_stats_mapping_set(struct rte_eth_dev *eth_dev, + uint16_t queue_id, + uint8_t stat_idx, + uint8_t is_rx) +{ +#define QSM_REG_NB_BITS_PER_QMAP_FIELD 8 +#define NB_QMAP_FIELDS_PER_QSM_REG 4 +#define QMAP_FIELD_RESERVED_BITS_MASK 0x0f + + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); + struct ixgbe_stat_mapping_registers *stat_mappings = + IXGBE_DEV_PRIVATE_TO_STAT_MAPPINGS(eth_dev->data->dev_private); + uint32_t qsmr_mask = 0; + uint32_t clearing_mask = QMAP_FIELD_RESERVED_BITS_MASK; + uint32_t q_map; + uint8_t n, offset; + + if ((hw->mac.type != ixgbe_mac_82599EB) && + (hw->mac.type != ixgbe_mac_X540) && + (hw->mac.type != ixgbe_mac_X550) && + (hw->mac.type != ixgbe_mac_X550EM_x) && + (hw->mac.type != ixgbe_mac_X550EM_a)) + return -ENOSYS; + + PMD_INIT_LOG(DEBUG, "Setting port %d, %s queue_id %d to stat index %d", + (int)(eth_dev->data->port_id), is_rx ? "RX" : "TX", + queue_id, stat_idx); + + n = (uint8_t)(queue_id / NB_QMAP_FIELDS_PER_QSM_REG); + if (n >= IXGBE_NB_STAT_MAPPING_REGS) { + PMD_INIT_LOG(ERR, "Nb of stat mapping registers exceeded"); + return -EIO; + } + offset = (uint8_t)(queue_id % NB_QMAP_FIELDS_PER_QSM_REG); + + /* Now clear any previous stat_idx set */ + clearing_mask <<= (QSM_REG_NB_BITS_PER_QMAP_FIELD * offset); + if (!is_rx) + stat_mappings->tqsm[n] &= ~clearing_mask; + else + stat_mappings->rqsmr[n] &= ~clearing_mask; + + q_map = (uint32_t)stat_idx; + q_map &= QMAP_FIELD_RESERVED_BITS_MASK; + qsmr_mask = q_map << (QSM_REG_NB_BITS_PER_QMAP_FIELD * offset); + if (!is_rx) + stat_mappings->tqsm[n] |= qsmr_mask; + else + stat_mappings->rqsmr[n] |= qsmr_mask; + + PMD_INIT_LOG(DEBUG, "Set port %d, %s queue_id %d to stat index %d", + (int)(eth_dev->data->port_id), is_rx ? "RX" : "TX", + queue_id, stat_idx); + PMD_INIT_LOG(DEBUG, "%s[%d] = 0x%08x", is_rx ? "RQSMR" : "TQSM", n, + is_rx ? stat_mappings->rqsmr[n] : stat_mappings->tqsm[n]); + + /* Now write the mapping in the appropriate register */ + if (is_rx) { + PMD_INIT_LOG(DEBUG, "Write 0x%x to RX IXGBE stat mapping reg:%d", + stat_mappings->rqsmr[n], n); + IXGBE_WRITE_REG(hw, IXGBE_RQSMR(n), stat_mappings->rqsmr[n]); + } + else { + PMD_INIT_LOG(DEBUG, "Write 0x%x to TX IXGBE stat mapping reg:%d", + stat_mappings->tqsm[n], n); + IXGBE_WRITE_REG(hw, IXGBE_TQSM(n), stat_mappings->tqsm[n]); + } + return 0; +} + +static void +ixgbe_restore_statistics_mapping(struct rte_eth_dev * dev) +{ + struct ixgbe_stat_mapping_registers *stat_mappings = + IXGBE_DEV_PRIVATE_TO_STAT_MAPPINGS(dev->data->dev_private); + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int i; + + /* write whatever was in stat mapping table to the NIC */ + for (i = 0; i < IXGBE_NB_STAT_MAPPING_REGS; i++) { + /* rx */ + IXGBE_WRITE_REG(hw, IXGBE_RQSMR(i), stat_mappings->rqsmr[i]); + + /* tx */ + IXGBE_WRITE_REG(hw, IXGBE_TQSM(i), stat_mappings->tqsm[i]); + } +} + +static void +ixgbe_dcb_init(struct ixgbe_hw *hw,struct ixgbe_dcb_config *dcb_config) +{ + uint8_t i; + struct ixgbe_dcb_tc_config *tc; + uint8_t dcb_max_tc = IXGBE_DCB_MAX_TRAFFIC_CLASS; + + dcb_config->num_tcs.pg_tcs = dcb_max_tc; + dcb_config->num_tcs.pfc_tcs = dcb_max_tc; + for (i = 0; i < dcb_max_tc; i++) { + tc = &dcb_config->tc_config[i]; + tc->path[IXGBE_DCB_TX_CONFIG].bwg_id = i; + tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent = + (uint8_t)(100/dcb_max_tc + (i & 1)); + tc->path[IXGBE_DCB_RX_CONFIG].bwg_id = i; + tc->path[IXGBE_DCB_RX_CONFIG].bwg_percent = + (uint8_t)(100/dcb_max_tc + (i & 1)); + tc->pfc = ixgbe_dcb_pfc_disabled; + } + + /* Initialize default user to priority mapping, UPx->TC0 */ + tc = &dcb_config->tc_config[0]; + tc->path[IXGBE_DCB_TX_CONFIG].up_to_tc_bitmap = 0xFF; + tc->path[IXGBE_DCB_RX_CONFIG].up_to_tc_bitmap = 0xFF; + for (i = 0; i< IXGBE_DCB_MAX_BW_GROUP; i++) { + dcb_config->bw_percentage[IXGBE_DCB_TX_CONFIG][i] = 100; + dcb_config->bw_percentage[IXGBE_DCB_RX_CONFIG][i] = 100; + } + dcb_config->rx_pba_cfg = ixgbe_dcb_pba_equal; + dcb_config->pfc_mode_enable = false; + dcb_config->vt_mode = true; + dcb_config->round_robin_enable = false; + /* support all DCB capabilities in 82599 */ + dcb_config->support.capabilities = 0xFF; + + /*we only support 4 Tcs for X540, X550 */ + if (hw->mac.type == ixgbe_mac_X540 || + hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550EM_x || + hw->mac.type == ixgbe_mac_X550EM_a) { + dcb_config->num_tcs.pg_tcs = 4; + dcb_config->num_tcs.pfc_tcs = 4; + } +} + +/* + * Ensure that all locks are released before first NVM or PHY access + */ +static void +ixgbe_swfw_lock_reset(struct ixgbe_hw *hw) +{ + 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. Release of common lock + * is done automatically by swfw_sync function. + */ + mask = IXGBE_GSSR_PHY0_SM << hw->bus.func; + if (ixgbe_acquire_swfw_semaphore(hw, mask) < 0) { + PMD_DRV_LOG(DEBUG, "SWFW phy%d lock released", hw->bus.func); + } + ixgbe_release_swfw_semaphore(hw, mask); + + /* + * These ones are more tricky since they are 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 = IXGBE_GSSR_EEP_SM | IXGBE_GSSR_MAC_CSR_SM | IXGBE_GSSR_SW_MNG_SM; + if (ixgbe_acquire_swfw_semaphore(hw, mask) < 0) { + PMD_DRV_LOG(DEBUG, "SWFW common locks released"); + } + ixgbe_release_swfw_semaphore(hw, mask); +} + +/* + * This function is based on code in ixgbe_attach() in base/ixgbe.c. + * It returns 0 on success. + */ +static int +eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev) +{ + struct rte_pci_device *pci_dev; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private); + struct ixgbe_hwstrip *hwstrip = + IXGBE_DEV_PRIVATE_TO_HWSTRIP_BITMAP(eth_dev->data->dev_private); + struct ixgbe_dcb_config *dcb_config = + IXGBE_DEV_PRIVATE_TO_DCB_CFG(eth_dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(eth_dev->data->dev_private); + uint32_t ctrl_ext; + uint16_t csum; + int diag, i; + + PMD_INIT_FUNC_TRACE(); + + eth_dev->dev_ops = &ixgbe_eth_dev_ops; + eth_dev->rx_pkt_burst = &ixgbe_recv_pkts; + eth_dev->tx_pkt_burst = &ixgbe_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 and TX function. + */ + if (rte_eal_process_type() != RTE_PROC_PRIMARY){ + struct ixgbe_tx_queue *txq; + /* TX queue function in primary, set by last queue initialized + * Tx queue may not initialized by primary process */ + if (eth_dev->data->tx_queues) { + txq = eth_dev->data->tx_queues[eth_dev->data->nb_tx_queues-1]; + ixgbe_set_tx_function(eth_dev, txq); + } else { + /* Use default TX function if we get here */ + PMD_INIT_LOG(NOTICE, "No TX queues configured yet. " + "Using default TX function."); + } + + ixgbe_set_rx_function(eth_dev); + + return 0; + } + pci_dev = eth_dev->pci_dev; + + rte_eth_copy_pci_info(eth_dev, pci_dev); + + /* Vendor and Device ID need to be set before init of shared code */ + 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; + hw->allow_unsupported_sfp = 1; + + /* Initialize the shared code (base driver) */ +#ifdef RTE_NIC_BYPASS + diag = ixgbe_bypass_init_shared_code(hw); +#else + diag = ixgbe_init_shared_code(hw); +#endif /* RTE_NIC_BYPASS */ + + if (diag != IXGBE_SUCCESS) { + PMD_INIT_LOG(ERR, "Shared code init failed: %d", diag); + return -EIO; + } + + /* pick up the PCI bus settings for reporting later */ + ixgbe_get_bus_info(hw); + + /* Unlock any pending hardware semaphore */ + ixgbe_swfw_lock_reset(hw); + + /* Initialize DCB configuration*/ + memset(dcb_config, 0, sizeof(struct ixgbe_dcb_config)); + ixgbe_dcb_init(hw,dcb_config); + /* Get Hardware Flow Control setting */ + hw->fc.requested_mode = ixgbe_fc_full; + hw->fc.current_mode = ixgbe_fc_full; + hw->fc.pause_time = IXGBE_FC_PAUSE; + for (i = 0; i < IXGBE_DCB_MAX_TRAFFIC_CLASS; i++) { + hw->fc.low_water[i] = IXGBE_FC_LO; + hw->fc.high_water[i] = IXGBE_FC_HI; + } + hw->fc.send_xon = 1; + + /* Make sure we have a good EEPROM before we read from it */ + diag = ixgbe_validate_eeprom_checksum(hw, &csum); + if (diag != IXGBE_SUCCESS) { + PMD_INIT_LOG(ERR, "The EEPROM checksum is not valid: %d", diag); + return -EIO; + } + +#ifdef RTE_NIC_BYPASS + diag = ixgbe_bypass_init_hw(hw); +#else + diag = ixgbe_init_hw(hw); +#endif /* RTE_NIC_BYPASS */ + + /* + * Devices with copper phys will fail to initialise if ixgbe_init_hw() + * is called too soon after the kernel driver unbinding/binding occurs. + * The failure occurs in ixgbe_identify_phy_generic() for all devices, + * but for non-copper devies, ixgbe_identify_sfp_module_generic() is + * also called. See ixgbe_identify_phy_82599(). The reason for the + * failure is not known, and only occuts when virtualisation features + * are disabled in the bios. A delay of 100ms was found to be enough by + * trial-and-error, and is doubled to be safe. + */ + if (diag && (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper)) { + rte_delay_ms(200); + diag = ixgbe_init_hw(hw); + } + + if (diag == IXGBE_ERR_EEPROM_VERSION) { + PMD_INIT_LOG(ERR, "This device is a pre-production adapter/" + "LOM. Please be aware there may be issues associated " + "with your hardware."); + PMD_INIT_LOG(ERR, "If you are experiencing problems " + "please contact your Intel or hardware representative " + "who provided you with this hardware."); + } else if (diag == IXGBE_ERR_SFP_NOT_SUPPORTED) + PMD_INIT_LOG(ERR, "Unsupported SFP+ Module"); + if (diag) { + PMD_INIT_LOG(ERR, "Hardware Initialization Failure: %d", diag); + return -EIO; + } + + /* Reset the hw statistics */ + ixgbe_dev_stats_reset(eth_dev); + + /* disable interrupt */ + ixgbe_disable_intr(hw); + + /* reset mappings for queue statistics hw counters*/ + ixgbe_reset_qstat_mappings(hw); + + /* Allocate memory for storing MAC addresses */ + eth_dev->data->mac_addrs = rte_zmalloc("ixgbe", ETHER_ADDR_LEN * + hw->mac.num_rar_entries, 0); + if (eth_dev->data->mac_addrs == NULL) { + PMD_INIT_LOG(ERR, + "Failed to allocate %u bytes needed to store " + "MAC addresses", + ETHER_ADDR_LEN * hw->mac.num_rar_entries); + return -ENOMEM; + } + /* Copy the permanent MAC address */ + ether_addr_copy((struct ether_addr *) hw->mac.perm_addr, + ð_dev->data->mac_addrs[0]); + + /* Allocate memory for storing hash filter MAC addresses */ + eth_dev->data->hash_mac_addrs = rte_zmalloc("ixgbe", ETHER_ADDR_LEN * + IXGBE_VMDQ_NUM_UC_MAC, 0); + if (eth_dev->data->hash_mac_addrs == NULL) { + PMD_INIT_LOG(ERR, + "Failed to allocate %d bytes needed to store MAC addresses", + ETHER_ADDR_LEN * IXGBE_VMDQ_NUM_UC_MAC); + return -ENOMEM; + } + + /* initialize the vfta */ + memset(shadow_vfta, 0, sizeof(*shadow_vfta)); + + /* initialize the hw strip bitmap*/ + memset(hwstrip, 0, sizeof(*hwstrip)); + + /* initialize PF if max_vfs not zero */ + ixgbe_pf_host_init(eth_dev); + + ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); + /* let hardware know driver is loaded */ + ctrl_ext |= IXGBE_CTRL_EXT_DRV_LOAD; + /* Set PF Reset Done bit so PF/VF Mail Ops can work */ + ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD; + IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext); + IXGBE_WRITE_FLUSH(hw); + + if (ixgbe_is_sfp(hw) && hw->phy.sfp_type != ixgbe_sfp_type_not_present) + PMD_INIT_LOG(DEBUG, "MAC: %d, PHY: %d, SFP+: %d", + (int) hw->mac.type, (int) hw->phy.type, + (int) hw->phy.sfp_type); + else + PMD_INIT_LOG(DEBUG, "MAC: %d, PHY: %d", + (int) hw->mac.type, (int) hw->phy.type); + + PMD_INIT_LOG(DEBUG, "port %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, + ixgbe_dev_interrupt_handler, + (void *)eth_dev); + + /* enable uio/vfio intr/eventfd mapping */ + rte_intr_enable(&pci_dev->intr_handle); + + /* enable support intr */ + ixgbe_enable_intr(eth_dev); + + /* initialize 5tuple filter list */ + TAILQ_INIT(&filter_info->fivetuple_list); + memset(filter_info->fivetuple_mask, 0, + sizeof(uint32_t) * IXGBE_5TUPLE_ARRAY_SIZE); + + return 0; +} + +static int +eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev) +{ + struct rte_pci_device *pci_dev; + struct ixgbe_hw *hw; + + PMD_INIT_FUNC_TRACE(); + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return -EPERM; + + hw = IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); + pci_dev = eth_dev->pci_dev; + + if (hw->adapter_stopped == 0) + ixgbe_dev_close(eth_dev); + + eth_dev->dev_ops = NULL; + eth_dev->rx_pkt_burst = NULL; + eth_dev->tx_pkt_burst = NULL; + + /* Unlock any pending hardware semaphore */ + ixgbe_swfw_lock_reset(hw); + + /* disable uio intr before callback unregister */ + rte_intr_disable(&(pci_dev->intr_handle)); + rte_intr_callback_unregister(&(pci_dev->intr_handle), + ixgbe_dev_interrupt_handler, (void *)eth_dev); + + /* uninitialize PF if max_vfs not zero */ + ixgbe_pf_host_uninit(eth_dev); + + rte_free(eth_dev->data->mac_addrs); + eth_dev->data->mac_addrs = NULL; + + rte_free(eth_dev->data->hash_mac_addrs); + eth_dev->data->hash_mac_addrs = NULL; + + return 0; +} + +/* + * Negotiate mailbox API version with the PF. + * After reset API version is always set to the basic one (ixgbe_mbox_api_10). + * Then we try to negotiate starting with the most recent one. + * If all negotiation attempts fail, then we will proceed with + * the default one (ixgbe_mbox_api_10). + */ +static void +ixgbevf_negotiate_api(struct ixgbe_hw *hw) +{ + int32_t i; + + /* start with highest supported, proceed down */ + static const enum ixgbe_pfvf_api_rev sup_ver[] = { + ixgbe_mbox_api_12, + ixgbe_mbox_api_11, + ixgbe_mbox_api_10, + }; + + for (i = 0; + i != RTE_DIM(sup_ver) && + ixgbevf_negotiate_api_version(hw, sup_ver[i]) != 0; + i++) + ; +} + +static void +generate_random_mac_addr(struct ether_addr *mac_addr) +{ + uint64_t random; + + /* Set Organizationally Unique Identifier (OUI) prefix. */ + mac_addr->addr_bytes[0] = 0x00; + mac_addr->addr_bytes[1] = 0x09; + mac_addr->addr_bytes[2] = 0xC0; + /* Force indication of locally assigned MAC address. */ + mac_addr->addr_bytes[0] |= ETHER_LOCAL_ADMIN_ADDR; + /* Generate the last 3 bytes of the MAC address with a random number. */ + random = rte_rand(); + memcpy(&mac_addr->addr_bytes[3], &random, 3); +} + +/* + * Virtual Function device init + */ +static int +eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev) +{ + int diag; + uint32_t tc, tcs; + struct rte_pci_device *pci_dev; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private); + struct ixgbe_hwstrip *hwstrip = + IXGBE_DEV_PRIVATE_TO_HWSTRIP_BITMAP(eth_dev->data->dev_private); + struct ether_addr *perm_addr = (struct ether_addr *) hw->mac.perm_addr; + + PMD_INIT_FUNC_TRACE(); + + eth_dev->dev_ops = &ixgbevf_eth_dev_ops; + eth_dev->rx_pkt_burst = &ixgbe_recv_pkts; + eth_dev->tx_pkt_burst = &ixgbe_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){ + struct ixgbe_tx_queue *txq; + /* TX queue function in primary, set by last queue initialized + * Tx queue may not initialized by primary process + */ + if (eth_dev->data->tx_queues) { + txq = eth_dev->data->tx_queues[eth_dev->data->nb_tx_queues - 1]; + ixgbe_set_tx_function(eth_dev, txq); + } else { + /* Use default TX function if we get here */ + PMD_INIT_LOG(NOTICE, + "No TX queues configured yet. Using default TX function."); + } + + ixgbe_set_rx_function(eth_dev); + + 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; + + /* initialize the vfta */ + memset(shadow_vfta, 0, sizeof(*shadow_vfta)); + + /* initialize the hw strip bitmap*/ + memset(hwstrip, 0, sizeof(*hwstrip)); + + /* Initialize the shared code (base driver) */ + diag = ixgbe_init_shared_code(hw); + if (diag != IXGBE_SUCCESS) { + PMD_INIT_LOG(ERR, "Shared code init failed for ixgbevf: %d", diag); + return -EIO; + } + + /* init_mailbox_params */ + hw->mbx.ops.init_params(hw); + + /* Reset the hw statistics */ + ixgbevf_dev_stats_reset(eth_dev); + + /* Disable the interrupts for VF */ + ixgbevf_intr_disable(hw); + + hw->mac.num_rar_entries = 128; /* The MAX of the underlying PF */ + diag = hw->mac.ops.reset_hw(hw); + + /* + * The VF reset operation returns the IXGBE_ERR_INVALID_MAC_ADDR when + * the underlying PF driver has not assigned a MAC address to the VF. + * In this case, assign a random MAC address. + */ + if ((diag != IXGBE_SUCCESS) && (diag != IXGBE_ERR_INVALID_MAC_ADDR)) { + PMD_INIT_LOG(ERR, "VF Initialization Failure: %d", diag); + return diag; + } + + /* negotiate mailbox API version to use with the PF. */ + ixgbevf_negotiate_api(hw); + + /* Get Rx/Tx queue count via mailbox, which is ready after reset_hw */ + ixgbevf_get_queues(hw, &tcs, &tc); + + /* Allocate memory for storing MAC addresses */ + eth_dev->data->mac_addrs = rte_zmalloc("ixgbevf", ETHER_ADDR_LEN * + hw->mac.num_rar_entries, 0); + if (eth_dev->data->mac_addrs == NULL) { + PMD_INIT_LOG(ERR, + "Failed to allocate %u bytes needed to store " + "MAC addresses", + ETHER_ADDR_LEN * hw->mac.num_rar_entries); + return -ENOMEM; + } + + /* Generate a random MAC address, if none was assigned by PF. */ + if (is_zero_ether_addr(perm_addr)) { + generate_random_mac_addr(perm_addr); + diag = ixgbe_set_rar_vf(hw, 1, perm_addr->addr_bytes, 0, 1); + 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(perm_addr, ð_dev->data->mac_addrs[0]); + + /* reset the hardware with the new settings */ + diag = hw->mac.ops.start_hw(hw); + switch (diag) { + case 0: + break; + + default: + PMD_INIT_LOG(ERR, "VF Initialization Failure: %d", diag); + return -EIO; + } + + 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, "ixgbe_mac_82599_vf"); + + return 0; +} + +/* Virtual Function device uninit */ + +static int +eth_ixgbevf_dev_uninit(struct rte_eth_dev *eth_dev) +{ + struct ixgbe_hw *hw; + + PMD_INIT_FUNC_TRACE(); + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return -EPERM; + + hw = IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); + + if (hw->adapter_stopped == 0) + ixgbevf_dev_close(eth_dev); + + eth_dev->dev_ops = NULL; + eth_dev->rx_pkt_burst = NULL; + eth_dev->tx_pkt_burst = NULL; + + /* Disable the interrupts for VF */ + ixgbevf_intr_disable(hw); + + rte_free(eth_dev->data->mac_addrs); + eth_dev->data->mac_addrs = NULL; + + return 0; +} + +static struct eth_driver rte_ixgbe_pmd = { + .pci_drv = { + .name = "rte_ixgbe_pmd", + .id_table = pci_id_ixgbe_map, + .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC | + RTE_PCI_DRV_DETACHABLE, + }, + .eth_dev_init = eth_ixgbe_dev_init, + .eth_dev_uninit = eth_ixgbe_dev_uninit, + .dev_private_size = sizeof(struct ixgbe_adapter), +}; + +/* + * virtual function driver struct + */ +static struct eth_driver rte_ixgbevf_pmd = { + .pci_drv = { + .name = "rte_ixgbevf_pmd", + .id_table = pci_id_ixgbevf_map, + .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_DETACHABLE, + }, + .eth_dev_init = eth_ixgbevf_dev_init, + .eth_dev_uninit = eth_ixgbevf_dev_uninit, + .dev_private_size = sizeof(struct ixgbe_adapter), +}; + +/* + * Driver initialization routine. + * Invoked once at EAL init time. + * Register itself as the [Poll Mode] Driver of PCI IXGBE devices. + */ +static int +rte_ixgbe_pmd_init(const char *name __rte_unused, const char *params __rte_unused) +{ + PMD_INIT_FUNC_TRACE(); + + rte_eth_driver_register(&rte_ixgbe_pmd); + return 0; +} + +/* + * VF Driver initialization routine. + * Invoked one at EAL init time. + * Register itself as the [Virtual Poll Mode] Driver of PCI niantic devices. + */ +static int +rte_ixgbevf_pmd_init(const char *name __rte_unused, const char *param __rte_unused) +{ + PMD_INIT_FUNC_TRACE(); + + rte_eth_driver_register(&rte_ixgbevf_pmd); + return 0; +} + +static int +ixgbe_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_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 >> 5) & 0x7F); + vid_bit = (uint32_t) (1 << (vlan_id & 0x1F)); + vfta = IXGBE_READ_REG(hw, IXGBE_VFTA(vid_idx)); + if (on) + vfta |= vid_bit; + else + vfta &= ~vid_bit; + IXGBE_WRITE_REG(hw, IXGBE_VFTA(vid_idx), vfta); + + /* update local VFTA copy */ + shadow_vfta->vfta[vid_idx] = vfta; + + return 0; +} + +static void +ixgbe_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on) +{ + if (on) + ixgbe_vlan_hw_strip_enable(dev, queue); + else + ixgbe_vlan_hw_strip_disable(dev, queue); +} + +static int +ixgbe_vlan_tpid_set(struct rte_eth_dev *dev, + enum rte_vlan_type vlan_type, + uint16_t tpid) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int ret = 0; + + switch (vlan_type) { + case ETH_VLAN_TYPE_INNER: + /* Only the high 16-bits is valid */ + IXGBE_WRITE_REG(hw, IXGBE_EXVET, tpid << 16); + break; + default: + ret = -EINVAL; + PMD_DRV_LOG(ERR, "Unsupported vlan type %d\n", vlan_type); + break; + } + + return ret; +} + +void +ixgbe_vlan_hw_filter_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t vlnctrl; + + PMD_INIT_FUNC_TRACE(); + + /* Filter Table Disable */ + vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); + vlnctrl &= ~IXGBE_VLNCTRL_VFE; + + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); +} + +void +ixgbe_vlan_hw_filter_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); + uint32_t vlnctrl; + uint16_t i; + + PMD_INIT_FUNC_TRACE(); + + /* Filter Table Enable */ + vlnctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); + vlnctrl &= ~IXGBE_VLNCTRL_CFIEN; + vlnctrl |= IXGBE_VLNCTRL_VFE; + + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlnctrl); + + /* write whatever is in local vfta copy */ + for (i = 0; i < IXGBE_VFTA_SIZE; i++) + IXGBE_WRITE_REG(hw, IXGBE_VFTA(i), shadow_vfta->vfta[i]); +} + +static void +ixgbe_vlan_hw_strip_bitmap_set(struct rte_eth_dev *dev, uint16_t queue, bool on) +{ + struct ixgbe_hwstrip *hwstrip = + IXGBE_DEV_PRIVATE_TO_HWSTRIP_BITMAP(dev->data->dev_private); + + if (queue >= IXGBE_MAX_RX_QUEUE_NUM) + return; + + if (on) + IXGBE_SET_HWSTRIP(hwstrip, queue); + else + IXGBE_CLEAR_HWSTRIP(hwstrip, queue); +} + +static void +ixgbe_vlan_hw_strip_disable(struct rte_eth_dev *dev, uint16_t queue) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + + PMD_INIT_FUNC_TRACE(); + + if (hw->mac.type == ixgbe_mac_82598EB) { + /* No queue level support */ + PMD_INIT_LOG(NOTICE, "82598EB not support queue level hw strip"); + return; + } + else { + /* Other 10G NIC, the VLAN strip can be setup per queue in RXDCTL */ + ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(queue)); + ctrl &= ~IXGBE_RXDCTL_VME; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(queue), ctrl); + } + /* record those setting for HW strip per queue */ + ixgbe_vlan_hw_strip_bitmap_set(dev, queue, 0); +} + +static void +ixgbe_vlan_hw_strip_enable(struct rte_eth_dev *dev, uint16_t queue) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + + PMD_INIT_FUNC_TRACE(); + + if (hw->mac.type == ixgbe_mac_82598EB) { + /* No queue level supported */ + PMD_INIT_LOG(NOTICE, "82598EB not support queue level hw strip"); + return; + } + else { + /* Other 10G NIC, the VLAN strip can be setup per queue in RXDCTL */ + ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(queue)); + ctrl |= IXGBE_RXDCTL_VME; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(queue), ctrl); + } + /* record those setting for HW strip per queue */ + ixgbe_vlan_hw_strip_bitmap_set(dev, queue, 1); +} + +void +ixgbe_vlan_hw_strip_disable_all(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + uint16_t i; + + PMD_INIT_FUNC_TRACE(); + + if (hw->mac.type == ixgbe_mac_82598EB) { + ctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); + ctrl &= ~IXGBE_VLNCTRL_VME; + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, ctrl); + } + else { + /* Other 10G NIC, the VLAN strip can be setup per queue in RXDCTL */ + for (i = 0; i < dev->data->nb_rx_queues; i++) { + ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); + ctrl &= ~IXGBE_RXDCTL_VME; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(i), ctrl); + + /* record those setting for HW strip per queue */ + ixgbe_vlan_hw_strip_bitmap_set(dev, i, 0); + } + } +} + +void +ixgbe_vlan_hw_strip_enable_all(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + uint16_t i; + + PMD_INIT_FUNC_TRACE(); + + if (hw->mac.type == ixgbe_mac_82598EB) { + ctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); + ctrl |= IXGBE_VLNCTRL_VME; + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, ctrl); + } + else { + /* Other 10G NIC, the VLAN strip can be setup per queue in RXDCTL */ + for (i = 0; i < dev->data->nb_rx_queues; i++) { + ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); + ctrl |= IXGBE_RXDCTL_VME; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(i), ctrl); + + /* record those setting for HW strip per queue */ + ixgbe_vlan_hw_strip_bitmap_set(dev, i, 1); + } + } +} + +static void +ixgbe_vlan_hw_extend_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + + PMD_INIT_FUNC_TRACE(); + + /* DMATXCTRL: Geric Double VLAN Disable */ + ctrl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL); + ctrl &= ~IXGBE_DMATXCTL_GDV; + IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, ctrl); + + /* CTRL_EXT: Global Double VLAN Disable */ + ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); + ctrl &= ~IXGBE_EXTENDED_VLAN; + IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl); + +} + +static void +ixgbe_vlan_hw_extend_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + + PMD_INIT_FUNC_TRACE(); + + /* DMATXCTRL: Geric Double VLAN Enable */ + ctrl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL); + ctrl |= IXGBE_DMATXCTL_GDV; + IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, ctrl); + + /* CTRL_EXT: Global Double VLAN Enable */ + ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); + ctrl |= IXGBE_EXTENDED_VLAN; + IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl); + + /* Clear pooling mode of PFVTCTL. It's required by X550. */ + if (hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550EM_x || + hw->mac.type == ixgbe_mac_X550EM_a) { + ctrl = IXGBE_READ_REG(hw, IXGBE_VT_CTL); + ctrl &= ~IXGBE_VT_CTL_POOLING_MODE_MASK; + IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, ctrl); + } + + /* + * VET EXT field in the EXVET register = 0x8100 by default + * So no need to change. Same to VT field of DMATXCTL register + */ +} + +static void +ixgbe_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) + ixgbe_vlan_hw_strip_enable_all(dev); + else + ixgbe_vlan_hw_strip_disable_all(dev); + } + + if (mask & ETH_VLAN_FILTER_MASK) { + if (dev->data->dev_conf.rxmode.hw_vlan_filter) + ixgbe_vlan_hw_filter_enable(dev); + else + ixgbe_vlan_hw_filter_disable(dev); + } + + if (mask & ETH_VLAN_EXTEND_MASK) { + if (dev->data->dev_conf.rxmode.hw_vlan_extend) + ixgbe_vlan_hw_extend_enable(dev); + else + ixgbe_vlan_hw_extend_disable(dev); + } +} + +static void +ixgbe_vmdq_vlan_hw_filter_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + /* VLNCTRL: enable vlan filtering and allow all vlan tags through */ + uint32_t vlanctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); + vlanctrl |= IXGBE_VLNCTRL_VFE; /* enable vlan filters */ + IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, vlanctrl); +} + +static int +ixgbe_check_vf_rss_rxq_num(struct rte_eth_dev *dev, uint16_t nb_rx_q) +{ + switch (nb_rx_q) { + case 1: + case 2: + RTE_ETH_DEV_SRIOV(dev).active = ETH_64_POOLS; + break; + case 4: + RTE_ETH_DEV_SRIOV(dev).active = ETH_32_POOLS; + break; + default: + return -EINVAL; + } + + RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool = nb_rx_q; + RTE_ETH_DEV_SRIOV(dev).def_pool_q_idx = dev->pci_dev->max_vfs * nb_rx_q; + + return 0; +} + +static int +ixgbe_check_mq_mode(struct rte_eth_dev *dev) +{ + struct rte_eth_conf *dev_conf = &dev->data->dev_conf; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint16_t nb_rx_q = dev->data->nb_rx_queues; + uint16_t nb_tx_q = dev->data->nb_tx_queues; + + if (RTE_ETH_DEV_SRIOV(dev).active != 0) { + /* check multi-queue mode */ + switch (dev_conf->rxmode.mq_mode) { + case ETH_MQ_RX_VMDQ_DCB: + case ETH_MQ_RX_VMDQ_DCB_RSS: + /* DCB/RSS VMDQ in SRIOV mode, not implement yet */ + PMD_INIT_LOG(ERR, "SRIOV active," + " unsupported mq_mode rx %d.", + dev_conf->rxmode.mq_mode); + return -EINVAL; + case ETH_MQ_RX_RSS: + case ETH_MQ_RX_VMDQ_RSS: + dev->data->dev_conf.rxmode.mq_mode = ETH_MQ_RX_VMDQ_RSS; + if (nb_rx_q <= RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool) + if (ixgbe_check_vf_rss_rxq_num(dev, nb_rx_q)) { + PMD_INIT_LOG(ERR, "SRIOV is active," + " invalid queue number" + " for VMDQ RSS, allowed" + " value are 1, 2 or 4."); + return -EINVAL; + } + break; + case ETH_MQ_RX_VMDQ_ONLY: + case ETH_MQ_RX_NONE: + /* if nothing mq mode configure, use default scheme */ + dev->data->dev_conf.rxmode.mq_mode = ETH_MQ_RX_VMDQ_ONLY; + if (RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool > 1) + RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool = 1; + break; + default: /* ETH_MQ_RX_DCB, ETH_MQ_RX_DCB_RSS or ETH_MQ_TX_DCB*/ + /* SRIOV only works in VMDq enable mode */ + PMD_INIT_LOG(ERR, "SRIOV is active," + " wrong mq_mode rx %d.", + dev_conf->rxmode.mq_mode); + return -EINVAL; + } + + switch (dev_conf->txmode.mq_mode) { + case ETH_MQ_TX_VMDQ_DCB: + /* DCB VMDQ in SRIOV mode, not implement yet */ + PMD_INIT_LOG(ERR, "SRIOV is active," + " unsupported VMDQ mq_mode tx %d.", + dev_conf->txmode.mq_mode); + return -EINVAL; + default: /* ETH_MQ_TX_VMDQ_ONLY or ETH_MQ_TX_NONE */ + dev->data->dev_conf.txmode.mq_mode = ETH_MQ_TX_VMDQ_ONLY; + break; + } + + /* check valid queue number */ + if ((nb_rx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool) || + (nb_tx_q > RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool)) { + PMD_INIT_LOG(ERR, "SRIOV is active," + " nb_rx_q=%d nb_tx_q=%d queue number" + " must be less than or equal to %d.", + nb_rx_q, nb_tx_q, + RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool); + return -EINVAL; + } + } else { + if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB_RSS) { + PMD_INIT_LOG(ERR, "VMDQ+DCB+RSS mq_mode is" + " not supported."); + return -EINVAL; + } + /* check configuration for vmdb+dcb mode */ + if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_VMDQ_DCB) { + const struct rte_eth_vmdq_dcb_conf *conf; + + if (nb_rx_q != IXGBE_VMDQ_DCB_NB_QUEUES) { + PMD_INIT_LOG(ERR, "VMDQ+DCB, nb_rx_q != %d.", + IXGBE_VMDQ_DCB_NB_QUEUES); + return -EINVAL; + } + conf = &dev_conf->rx_adv_conf.vmdq_dcb_conf; + if (!(conf->nb_queue_pools == ETH_16_POOLS || + conf->nb_queue_pools == ETH_32_POOLS)) { + PMD_INIT_LOG(ERR, "VMDQ+DCB selected," + " nb_queue_pools must be %d or %d.", + ETH_16_POOLS, ETH_32_POOLS); + return -EINVAL; + } + } + if (dev_conf->txmode.mq_mode == ETH_MQ_TX_VMDQ_DCB) { + const struct rte_eth_vmdq_dcb_tx_conf *conf; + + if (nb_tx_q != IXGBE_VMDQ_DCB_NB_QUEUES) { + PMD_INIT_LOG(ERR, "VMDQ+DCB, nb_tx_q != %d", + IXGBE_VMDQ_DCB_NB_QUEUES); + return -EINVAL; + } + conf = &dev_conf->tx_adv_conf.vmdq_dcb_tx_conf; + if (!(conf->nb_queue_pools == ETH_16_POOLS || + conf->nb_queue_pools == ETH_32_POOLS)) { + PMD_INIT_LOG(ERR, "VMDQ+DCB selected," + " nb_queue_pools != %d and" + " nb_queue_pools != %d.", + ETH_16_POOLS, ETH_32_POOLS); + return -EINVAL; + } + } + + /* For DCB mode check our configuration before we go further */ + if (dev_conf->rxmode.mq_mode == ETH_MQ_RX_DCB) { + const struct rte_eth_dcb_rx_conf *conf; + + if (nb_rx_q != IXGBE_DCB_NB_QUEUES) { + PMD_INIT_LOG(ERR, "DCB selected, nb_rx_q != %d.", + IXGBE_DCB_NB_QUEUES); + return -EINVAL; + } + conf = &dev_conf->rx_adv_conf.dcb_rx_conf; + if (!(conf->nb_tcs == ETH_4_TCS || + conf->nb_tcs == ETH_8_TCS)) { + PMD_INIT_LOG(ERR, "DCB selected, nb_tcs != %d" + " and nb_tcs != %d.", + ETH_4_TCS, ETH_8_TCS); + return -EINVAL; + } + } + + if (dev_conf->txmode.mq_mode == ETH_MQ_TX_DCB) { + const struct rte_eth_dcb_tx_conf *conf; + + if (nb_tx_q != IXGBE_DCB_NB_QUEUES) { + PMD_INIT_LOG(ERR, "DCB, nb_tx_q != %d.", + IXGBE_DCB_NB_QUEUES); + return -EINVAL; + } + conf = &dev_conf->tx_adv_conf.dcb_tx_conf; + if (!(conf->nb_tcs == ETH_4_TCS || + conf->nb_tcs == ETH_8_TCS)) { + PMD_INIT_LOG(ERR, "DCB selected, nb_tcs != %d" + " and nb_tcs != %d.", + ETH_4_TCS, ETH_8_TCS); + return -EINVAL; + } + } + + /* + * When DCB/VT is off, maximum number of queues changes, + * except for 82598EB, which remains constant. + */ + if (dev_conf->txmode.mq_mode == ETH_MQ_TX_NONE && + hw->mac.type != ixgbe_mac_82598EB) { + if (nb_tx_q > IXGBE_NONE_MODE_TX_NB_QUEUES) { + PMD_INIT_LOG(ERR, + "Neither VT nor DCB are enabled, " + "nb_tx_q > %d.", + IXGBE_NONE_MODE_TX_NB_QUEUES); + return -EINVAL; + } + } + } + return 0; +} + +static int +ixgbe_dev_configure(struct rte_eth_dev *dev) +{ + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + int ret; + + PMD_INIT_FUNC_TRACE(); + /* multipe queue mode checking */ + ret = ixgbe_check_mq_mode(dev); + if (ret != 0) { + PMD_DRV_LOG(ERR, "ixgbe_check_mq_mode fails with %d.", + ret); + return ret; + } + + /* set flag to update link status after init */ + intr->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; + + /* + * Initialize to TRUE. If any of Rx queues doesn't meet the bulk + * allocation or vector Rx preconditions we will reset it. + */ + adapter->rx_bulk_alloc_allowed = true; + adapter->rx_vec_allowed = true; + + return 0; +} + +static void +ixgbe_dev_phy_intr_setup(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + uint32_t gpie; + + /* only set up it on X550EM_X */ + if (hw->mac.type == ixgbe_mac_X550EM_x) { + gpie = IXGBE_READ_REG(hw, IXGBE_GPIE); + gpie |= IXGBE_SDP0_GPIEN_X550EM_x; + IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie); + if (hw->phy.type == ixgbe_phy_x550em_ext_t) + intr->mask |= IXGBE_EICR_GPI_SDP0_X550EM_x; + } +} + +/* + * Configure device link speed and setup link. + * It returns 0 on success. + */ +static int +ixgbe_dev_start(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vf_info *vfinfo = + *IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private); + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + uint32_t intr_vector = 0; + int err, link_up = 0, negotiate = 0; + uint32_t speed = 0; + int mask = 0; + int status; + uint16_t vf, idx; + uint32_t *link_speeds; + + PMD_INIT_FUNC_TRACE(); + + /* IXGBE devices don't support: + * - half duplex (checked afterwards for valid speeds) + * - fixed speed: TODO implement + */ + if (dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED) { + PMD_INIT_LOG(ERR, "Invalid link_speeds for port %hhu; fix speed not supported", + dev->data->port_id); + return -EINVAL; + } + + /* disable uio/vfio intr/eventfd mapping */ + rte_intr_disable(intr_handle); + + /* stop adapter */ + hw->adapter_stopped = 0; + ixgbe_stop_adapter(hw); + + /* reinitialize adapter + * this calls reset and start */ + status = ixgbe_pf_reset_hw(hw); + if (status != 0) + return -1; + hw->mac.ops.start_hw(hw); + hw->mac.get_link_status = true; + + /* configure PF module if SRIOV enabled */ + ixgbe_pf_host_configure(dev); + + ixgbe_dev_phy_intr_setup(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 (intr_vector > IXGBE_MAX_INTR_QUEUE_NUM) { + PMD_INIT_LOG(ERR, "At most %d intr queues supported", + IXGBE_MAX_INTR_QUEUE_NUM); + return -ENOTSUP; + } + 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 sleep until rx interrupt */ + ixgbe_configure_msix(dev); + + /* initialize transmission unit */ + ixgbe_dev_tx_init(dev); + + /* This can fail when allocating mbufs for descriptor rings */ + err = ixgbe_dev_rx_init(dev); + if (err) { + PMD_INIT_LOG(ERR, "Unable to initialize RX hardware"); + goto error; + } + + err = ixgbe_dev_rxtx_start(dev); + if (err < 0) { + PMD_INIT_LOG(ERR, "Unable to start rxtx queues"); + goto error; + } + + /* Skip link setup if loopback mode is enabled for 82599. */ + if (hw->mac.type == ixgbe_mac_82599EB && + dev->data->dev_conf.lpbk_mode == IXGBE_LPBK_82599_TX_RX) + goto skip_link_setup; + + if (ixgbe_is_sfp(hw) && hw->phy.multispeed_fiber) { + err = hw->mac.ops.setup_sfp(hw); + if (err) + goto error; + } + + if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) { + /* Turn on the copper */ + ixgbe_set_phy_power(hw, true); + } else { + /* Turn on the laser */ + ixgbe_enable_tx_laser(hw); + } + + err = ixgbe_check_link(hw, &speed, &link_up, 0); + if (err) + goto error; + dev->data->dev_link.link_status = link_up; + + err = ixgbe_get_link_capabilities(hw, &speed, &negotiate); + if (err) + goto error; + + link_speeds = &dev->data->dev_conf.link_speeds; + if (*link_speeds & ~(ETH_LINK_SPEED_100M | ETH_LINK_SPEED_1G | + ETH_LINK_SPEED_10G)) { + PMD_INIT_LOG(ERR, "Invalid link setting"); + goto error; + } + + speed = 0x0; + if (*link_speeds == ETH_LINK_SPEED_AUTONEG) { + speed = (hw->mac.type != ixgbe_mac_82598EB) ? + IXGBE_LINK_SPEED_82599_AUTONEG : + IXGBE_LINK_SPEED_82598_AUTONEG; + } else { + if (*link_speeds & ETH_LINK_SPEED_10G) + speed |= IXGBE_LINK_SPEED_10GB_FULL; + if (*link_speeds & ETH_LINK_SPEED_1G) + speed |= IXGBE_LINK_SPEED_1GB_FULL; + if (*link_speeds & ETH_LINK_SPEED_100M) + speed |= IXGBE_LINK_SPEED_100_FULL; + } + + err = ixgbe_setup_link(hw, speed, link_up); + if (err) + goto error; + +skip_link_setup: + + if (rte_intr_allow_others(intr_handle)) { + /* check if lsc interrupt is enabled */ + if (dev->data->dev_conf.intr_conf.lsc != 0) + ixgbe_dev_lsc_interrupt_setup(dev); + } else { + rte_intr_callback_unregister(intr_handle, + ixgbe_dev_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)) + ixgbe_dev_rxq_interrupt_setup(dev); + + /* enable uio/vfio intr/eventfd mapping */ + rte_intr_enable(intr_handle); + + /* resume enabled intr since hw reset */ + ixgbe_enable_intr(dev); + + mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK | \ + ETH_VLAN_EXTEND_MASK; + ixgbe_vlan_offload_set(dev, mask); + + if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_ONLY) { + /* Enable vlan filtering for VMDq */ + ixgbe_vmdq_vlan_hw_filter_enable(dev); + } + + /* Configure DCB hw */ + ixgbe_configure_dcb(dev); + + if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_NONE) { + err = ixgbe_fdir_configure(dev); + if (err) + goto error; + } + + /* Restore vf rate limit */ + if (vfinfo != NULL) { + for (vf = 0; vf < dev->pci_dev->max_vfs; vf++) + for (idx = 0; idx < IXGBE_MAX_QUEUE_NUM_PER_VF; idx++) + if (vfinfo[vf].tx_rate[idx] != 0) + ixgbe_set_vf_rate_limit(dev, vf, + vfinfo[vf].tx_rate[idx], + 1 << idx); + } + + ixgbe_restore_statistics_mapping(dev); + + return 0; + +error: + PMD_INIT_LOG(ERR, "failure in ixgbe_dev_start(): %d", err); + ixgbe_dev_clear_queues(dev); + return -EIO; +} + +/* + * Stop device: disable rx and tx functions to allow for reconfiguring. + */ +static void +ixgbe_dev_stop(struct rte_eth_dev *dev) +{ + struct rte_eth_link link; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vf_info *vfinfo = + *IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + struct ixgbe_5tuple_filter *p_5tuple, *p_5tuple_next; + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + int vf; + + PMD_INIT_FUNC_TRACE(); + + /* disable interrupts */ + ixgbe_disable_intr(hw); + + /* reset the NIC */ + ixgbe_pf_reset_hw(hw); + hw->adapter_stopped = 0; + + /* stop adapter */ + ixgbe_stop_adapter(hw); + + for (vf = 0; vfinfo != NULL && + vf < dev->pci_dev->max_vfs; vf++) + vfinfo[vf].clear_to_send = false; + + if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) { + /* Turn off the copper */ + ixgbe_set_phy_power(hw, false); + } else { + /* Turn off the laser */ + ixgbe_disable_tx_laser(hw); + } + + ixgbe_dev_clear_queues(dev); + + /* Clear stored conf */ + dev->data->scattered_rx = 0; + dev->data->lro = 0; + + /* Clear recorded link status */ + memset(&link, 0, sizeof(link)); + rte_ixgbe_dev_atomic_write_link_status(dev, &link); + + /* 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); + } + memset(filter_info->fivetuple_mask, 0, + sizeof(uint32_t) * IXGBE_5TUPLE_ARRAY_SIZE); + + if (!rte_intr_allow_others(intr_handle)) + /* resume to the default handler */ + rte_intr_callback_register(intr_handle, + ixgbe_dev_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; + } +} + +/* + * Set device link up: enable tx. + */ +static int +ixgbe_dev_set_link_up(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (hw->mac.type == ixgbe_mac_82599EB) { +#ifdef RTE_NIC_BYPASS + if (hw->device_id == IXGBE_DEV_ID_82599_BYPASS) { + /* Not suported in bypass mode */ + PMD_INIT_LOG(ERR, "Set link up is not supported " + "by device id 0x%x", hw->device_id); + return -ENOTSUP; + } +#endif + } + + if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) { + /* Turn on the copper */ + ixgbe_set_phy_power(hw, true); + } else { + /* Turn on the laser */ + ixgbe_enable_tx_laser(hw); + } + + return 0; +} + +/* + * Set device link down: disable tx. + */ +static int +ixgbe_dev_set_link_down(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (hw->mac.type == ixgbe_mac_82599EB) { +#ifdef RTE_NIC_BYPASS + if (hw->device_id == IXGBE_DEV_ID_82599_BYPASS) { + /* Not suported in bypass mode */ + PMD_INIT_LOG(ERR, "Set link down is not supported " + "by device id 0x%x", hw->device_id); + return -ENOTSUP; + } +#endif + } + + if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) { + /* Turn off the copper */ + ixgbe_set_phy_power(hw, false); + } else { + /* Turn off the laser */ + ixgbe_disable_tx_laser(hw); + } + + return 0; +} + +/* + * Reest and stop device. + */ +static void +ixgbe_dev_close(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + PMD_INIT_FUNC_TRACE(); + + ixgbe_pf_reset_hw(hw); + + ixgbe_dev_stop(dev); + hw->adapter_stopped = 1; + + ixgbe_dev_free_queues(dev); + + ixgbe_disable_pcie_master(hw); + + /* reprogram the RAR[0] in case user changed it. */ + ixgbe_set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV); +} + +static void +ixgbe_read_stats_registers(struct ixgbe_hw *hw, + struct ixgbe_hw_stats *hw_stats, + uint64_t *total_missed_rx, uint64_t *total_qbrc, + uint64_t *total_qprc, uint64_t *total_qprdc) +{ + uint32_t bprc, lxon, lxoff, total; + uint32_t delta_gprc = 0; + unsigned i; + /* Workaround for RX byte count not including CRC bytes when CRC ++ * strip is enabled. CRC bytes are removed from counters when crc_strip + * is disabled. ++ */ + int crc_strip = (IXGBE_READ_REG(hw, IXGBE_HLREG0) & + IXGBE_HLREG0_RXCRCSTRP); + + hw_stats->crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS); + hw_stats->illerrc += IXGBE_READ_REG(hw, IXGBE_ILLERRC); + hw_stats->errbc += IXGBE_READ_REG(hw, IXGBE_ERRBC); + hw_stats->mspdc += IXGBE_READ_REG(hw, IXGBE_MSPDC); + + for (i = 0; i < 8; i++) { + uint32_t mp; + mp = IXGBE_READ_REG(hw, IXGBE_MPC(i)); + /* global total per queue */ + hw_stats->mpc[i] += mp; + /* Running comprehensive total for stats display */ + *total_missed_rx += hw_stats->mpc[i]; + if (hw->mac.type == ixgbe_mac_82598EB) { + hw_stats->rnbc[i] += + IXGBE_READ_REG(hw, IXGBE_RNBC(i)); + hw_stats->pxonrxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXONRXC(i)); + hw_stats->pxoffrxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXOFFRXC(i)); + } else { + hw_stats->pxonrxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXONRXCNT(i)); + hw_stats->pxoffrxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXOFFRXCNT(i)); + hw_stats->pxon2offc[i] += + IXGBE_READ_REG(hw, IXGBE_PXON2OFFCNT(i)); + } + hw_stats->pxontxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXONTXC(i)); + hw_stats->pxofftxc[i] += + IXGBE_READ_REG(hw, IXGBE_PXOFFTXC(i)); + } + for (i = 0; i < IXGBE_QUEUE_STAT_COUNTERS; i++) { + uint32_t delta_qprc = IXGBE_READ_REG(hw, IXGBE_QPRC(i)); + uint32_t delta_qptc = IXGBE_READ_REG(hw, IXGBE_QPTC(i)); + uint32_t delta_qprdc = IXGBE_READ_REG(hw, IXGBE_QPRDC(i)); + + delta_gprc += delta_qprc; + + hw_stats->qprc[i] += delta_qprc; + hw_stats->qptc[i] += delta_qptc; + + hw_stats->qbrc[i] += IXGBE_READ_REG(hw, IXGBE_QBRC_L(i)); + hw_stats->qbrc[i] += + ((uint64_t)IXGBE_READ_REG(hw, IXGBE_QBRC_H(i)) << 32); + if (crc_strip == 0) + hw_stats->qbrc[i] -= delta_qprc * ETHER_CRC_LEN; + + hw_stats->qbtc[i] += IXGBE_READ_REG(hw, IXGBE_QBTC_L(i)); + hw_stats->qbtc[i] += + ((uint64_t)IXGBE_READ_REG(hw, IXGBE_QBTC_H(i)) << 32); + + hw_stats->qprdc[i] += delta_qprdc; + *total_qprdc += hw_stats->qprdc[i]; + + *total_qprc += hw_stats->qprc[i]; + *total_qbrc += hw_stats->qbrc[i]; + } + hw_stats->mlfc += IXGBE_READ_REG(hw, IXGBE_MLFC); + hw_stats->mrfc += IXGBE_READ_REG(hw, IXGBE_MRFC); + hw_stats->rlec += IXGBE_READ_REG(hw, IXGBE_RLEC); + + /* + * An errata states that gprc actually counts good + missed packets: + * Workaround to set gprc to summated queue packet receives + */ + hw_stats->gprc = *total_qprc; + + if (hw->mac.type != ixgbe_mac_82598EB) { + hw_stats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCL); + hw_stats->gorc += ((u64)IXGBE_READ_REG(hw, IXGBE_GORCH) << 32); + hw_stats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL); + hw_stats->gotc += ((u64)IXGBE_READ_REG(hw, IXGBE_GOTCH) << 32); + hw_stats->tor += IXGBE_READ_REG(hw, IXGBE_TORL); + hw_stats->tor += ((u64)IXGBE_READ_REG(hw, IXGBE_TORH) << 32); + hw_stats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXCNT); + hw_stats->lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXCNT); + } else { + hw_stats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXC); + hw_stats->lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXC); + /* 82598 only has a counter in the high register */ + hw_stats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCH); + hw_stats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCH); + hw_stats->tor += IXGBE_READ_REG(hw, IXGBE_TORH); + } + uint64_t old_tpr = hw_stats->tpr; + + hw_stats->tpr += IXGBE_READ_REG(hw, IXGBE_TPR); + hw_stats->tpt += IXGBE_READ_REG(hw, IXGBE_TPT); + + if (crc_strip == 0) + hw_stats->gorc -= delta_gprc * ETHER_CRC_LEN; + + uint64_t delta_gptc = IXGBE_READ_REG(hw, IXGBE_GPTC); + hw_stats->gptc += delta_gptc; + hw_stats->gotc -= delta_gptc * ETHER_CRC_LEN; + hw_stats->tor -= (hw_stats->tpr - old_tpr) * ETHER_CRC_LEN; + + /* + * Workaround: mprc hardware is incorrectly counting + * broadcasts, so for now we subtract those. + */ + bprc = IXGBE_READ_REG(hw, IXGBE_BPRC); + hw_stats->bprc += bprc; + hw_stats->mprc += IXGBE_READ_REG(hw, IXGBE_MPRC); + if (hw->mac.type == ixgbe_mac_82598EB) + hw_stats->mprc -= bprc; + + hw_stats->prc64 += IXGBE_READ_REG(hw, IXGBE_PRC64); + hw_stats->prc127 += IXGBE_READ_REG(hw, IXGBE_PRC127); + hw_stats->prc255 += IXGBE_READ_REG(hw, IXGBE_PRC255); + hw_stats->prc511 += IXGBE_READ_REG(hw, IXGBE_PRC511); + hw_stats->prc1023 += IXGBE_READ_REG(hw, IXGBE_PRC1023); + hw_stats->prc1522 += IXGBE_READ_REG(hw, IXGBE_PRC1522); + + lxon = IXGBE_READ_REG(hw, IXGBE_LXONTXC); + hw_stats->lxontxc += lxon; + lxoff = IXGBE_READ_REG(hw, IXGBE_LXOFFTXC); + hw_stats->lxofftxc += lxoff; + total = lxon + lxoff; + + hw_stats->mptc += IXGBE_READ_REG(hw, IXGBE_MPTC); + hw_stats->ptc64 += IXGBE_READ_REG(hw, IXGBE_PTC64); + hw_stats->gptc -= total; + hw_stats->mptc -= total; + hw_stats->ptc64 -= total; + hw_stats->gotc -= total * ETHER_MIN_LEN; + + hw_stats->ruc += IXGBE_READ_REG(hw, IXGBE_RUC); + hw_stats->rfc += IXGBE_READ_REG(hw, IXGBE_RFC); + hw_stats->roc += IXGBE_READ_REG(hw, IXGBE_ROC); + hw_stats->rjc += IXGBE_READ_REG(hw, IXGBE_RJC); + hw_stats->mngprc += IXGBE_READ_REG(hw, IXGBE_MNGPRC); + hw_stats->mngpdc += IXGBE_READ_REG(hw, IXGBE_MNGPDC); + hw_stats->mngptc += IXGBE_READ_REG(hw, IXGBE_MNGPTC); + hw_stats->ptc127 += IXGBE_READ_REG(hw, IXGBE_PTC127); + hw_stats->ptc255 += IXGBE_READ_REG(hw, IXGBE_PTC255); + hw_stats->ptc511 += IXGBE_READ_REG(hw, IXGBE_PTC511); + hw_stats->ptc1023 += IXGBE_READ_REG(hw, IXGBE_PTC1023); + hw_stats->ptc1522 += IXGBE_READ_REG(hw, IXGBE_PTC1522); + hw_stats->bptc += IXGBE_READ_REG(hw, IXGBE_BPTC); + hw_stats->xec += IXGBE_READ_REG(hw, IXGBE_XEC); + hw_stats->fccrc += IXGBE_READ_REG(hw, IXGBE_FCCRC); + hw_stats->fclast += IXGBE_READ_REG(hw, IXGBE_FCLAST); + /* Only read FCOE on 82599 */ + if (hw->mac.type != ixgbe_mac_82598EB) { + hw_stats->fcoerpdc += IXGBE_READ_REG(hw, IXGBE_FCOERPDC); + hw_stats->fcoeprc += IXGBE_READ_REG(hw, IXGBE_FCOEPRC); + hw_stats->fcoeptc += IXGBE_READ_REG(hw, IXGBE_FCOEPTC); + hw_stats->fcoedwrc += IXGBE_READ_REG(hw, IXGBE_FCOEDWRC); + hw_stats->fcoedwtc += IXGBE_READ_REG(hw, IXGBE_FCOEDWTC); + } + + /* Flow Director Stats registers */ + hw_stats->fdirmatch += IXGBE_READ_REG(hw, IXGBE_FDIRMATCH); + hw_stats->fdirmiss += IXGBE_READ_REG(hw, IXGBE_FDIRMISS); +} + +/* + * This function is based on ixgbe_update_stats_counters() in ixgbe/ixgbe.c + */ +static void +ixgbe_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_hw_stats *hw_stats = + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + uint64_t total_missed_rx, total_qbrc, total_qprc, total_qprdc; + unsigned i; + + total_missed_rx = 0; + total_qbrc = 0; + total_qprc = 0; + total_qprdc = 0; + + ixgbe_read_stats_registers(hw, hw_stats, &total_missed_rx, &total_qbrc, + &total_qprc, &total_qprdc); + + if (stats == NULL) + return; + + /* Fill out the rte_eth_stats statistics structure */ + stats->ipackets = total_qprc; + stats->ibytes = total_qbrc; + stats->opackets = hw_stats->gptc; + stats->obytes = hw_stats->gotc; + + for (i = 0; i < IXGBE_QUEUE_STAT_COUNTERS; i++) { + stats->q_ipackets[i] = hw_stats->qprc[i]; + stats->q_opackets[i] = hw_stats->qptc[i]; + stats->q_ibytes[i] = hw_stats->qbrc[i]; + stats->q_obytes[i] = hw_stats->qbtc[i]; + stats->q_errors[i] = hw_stats->qprdc[i]; + } + + /* Rx Errors */ + stats->imissed = total_missed_rx; + stats->ierrors = hw_stats->crcerrs + + hw_stats->mspdc + + hw_stats->rlec + + hw_stats->ruc + + hw_stats->roc + + hw_stats->illerrc + + hw_stats->errbc + + hw_stats->rfc + + hw_stats->fccrc + + hw_stats->fclast; + + /* Tx Errors */ + stats->oerrors = 0; +} + +static void +ixgbe_dev_stats_reset(struct rte_eth_dev *dev) +{ + struct ixgbe_hw_stats *stats = + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + + /* HW registers are cleared on read */ + ixgbe_dev_stats_get(dev, NULL); + + /* Reset software totals */ + memset(stats, 0, sizeof(*stats)); +} + +/* This function calculates the number of xstats based on the current config */ +static unsigned +ixgbe_xstats_calc_num(void) { + return IXGBE_NB_HW_STATS + (IXGBE_NB_RXQ_PRIO_STATS * 8) + + (IXGBE_NB_TXQ_PRIO_STATS * 8); +} + +static int +ixgbe_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats, + unsigned n) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_hw_stats *hw_stats = + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + uint64_t total_missed_rx, total_qbrc, total_qprc, total_qprdc; + unsigned i, stat, count = 0; + + count = ixgbe_xstats_calc_num(); + + if (n < count) + return count; + + total_missed_rx = 0; + total_qbrc = 0; + total_qprc = 0; + total_qprdc = 0; + + ixgbe_read_stats_registers(hw, hw_stats, &total_missed_rx, &total_qbrc, + &total_qprc, &total_qprdc); + + /* If this is a reset xstats is NULL, and we have cleared the + * registers by reading them. + */ + if (!xstats) + return 0; + + /* Extended stats from ixgbe_hw_stats */ + count = 0; + for (i = 0; i < IXGBE_NB_HW_STATS; i++) { + snprintf(xstats[count].name, sizeof(xstats[count].name), "%s", + rte_ixgbe_stats_strings[i].name); + xstats[count].value = *(uint64_t *)(((char *)hw_stats) + + rte_ixgbe_stats_strings[i].offset); + count++; + } + + /* RX Priority Stats */ + for (stat = 0; stat < IXGBE_NB_RXQ_PRIO_STATS; stat++) { + for (i = 0; i < 8; i++) { + snprintf(xstats[count].name, sizeof(xstats[count].name), + "rx_priority%u_%s", i, + rte_ixgbe_rxq_strings[stat].name); + xstats[count].value = *(uint64_t *)(((char *)hw_stats) + + rte_ixgbe_rxq_strings[stat].offset + + (sizeof(uint64_t) * i)); + count++; + } + } + + /* TX Priority Stats */ + for (stat = 0; stat < IXGBE_NB_TXQ_PRIO_STATS; stat++) { + for (i = 0; i < 8; i++) { + snprintf(xstats[count].name, sizeof(xstats[count].name), + "tx_priority%u_%s", i, + rte_ixgbe_txq_strings[stat].name); + xstats[count].value = *(uint64_t *)(((char *)hw_stats) + + rte_ixgbe_txq_strings[stat].offset + + (sizeof(uint64_t) * i)); + count++; + } + } + + return count; +} + +static void +ixgbe_dev_xstats_reset(struct rte_eth_dev *dev) +{ + struct ixgbe_hw_stats *stats = + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + + unsigned count = ixgbe_xstats_calc_num(); + + /* HW registers are cleared on read */ + ixgbe_dev_xstats_get(dev, NULL, count); + + /* Reset software totals */ + memset(stats, 0, sizeof(*stats)); +} + +static void +ixgbevf_update_stats(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbevf_hw_stats *hw_stats = (struct ixgbevf_hw_stats*) + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + + /* Good Rx packet, include VF loopback */ + UPDATE_VF_STAT(IXGBE_VFGPRC, + hw_stats->last_vfgprc, hw_stats->vfgprc); + + /* Good Rx octets, include VF loopback */ + UPDATE_VF_STAT_36BIT(IXGBE_VFGORC_LSB, IXGBE_VFGORC_MSB, + hw_stats->last_vfgorc, hw_stats->vfgorc); + + /* Good Tx packet, include VF loopback */ + UPDATE_VF_STAT(IXGBE_VFGPTC, + hw_stats->last_vfgptc, hw_stats->vfgptc); + + /* Good Tx octets, include VF loopback */ + UPDATE_VF_STAT_36BIT(IXGBE_VFGOTC_LSB, IXGBE_VFGOTC_MSB, + hw_stats->last_vfgotc, hw_stats->vfgotc); + + /* Rx Multicst Packet */ + UPDATE_VF_STAT(IXGBE_VFMPRC, + hw_stats->last_vfmprc, hw_stats->vfmprc); +} + +static int +ixgbevf_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstats *xstats, + unsigned n) +{ + struct ixgbevf_hw_stats *hw_stats = (struct ixgbevf_hw_stats *) + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + unsigned i; + + if (n < IXGBEVF_NB_XSTATS) + return IXGBEVF_NB_XSTATS; + + ixgbevf_update_stats(dev); + + if (!xstats) + return 0; + + /* Extended stats */ + for (i = 0; i < IXGBEVF_NB_XSTATS; i++) { + snprintf(xstats[i].name, sizeof(xstats[i].name), + "%s", rte_ixgbevf_stats_strings[i].name); + xstats[i].value = *(uint64_t *)(((char *)hw_stats) + + rte_ixgbevf_stats_strings[i].offset); + } + + return IXGBEVF_NB_XSTATS; +} + +static void +ixgbevf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) +{ + struct ixgbevf_hw_stats *hw_stats = (struct ixgbevf_hw_stats *) + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + + ixgbevf_update_stats(dev); + + if (stats == NULL) + return; + + stats->ipackets = hw_stats->vfgprc; + stats->ibytes = hw_stats->vfgorc; + stats->opackets = hw_stats->vfgptc; + stats->obytes = hw_stats->vfgotc; + stats->imcasts = hw_stats->vfmprc; + /* stats->imcasts should be removed as imcasts is deprecated */ +} + +static void +ixgbevf_dev_stats_reset(struct rte_eth_dev *dev) +{ + struct ixgbevf_hw_stats *hw_stats = (struct ixgbevf_hw_stats*) + IXGBE_DEV_PRIVATE_TO_STATS(dev->data->dev_private); + + /* Sync HW register to the last stats */ + ixgbevf_dev_stats_get(dev, NULL); + + /* reset HW current stats*/ + hw_stats->vfgprc = 0; + hw_stats->vfgorc = 0; + hw_stats->vfgptc = 0; + hw_stats->vfgotc = 0; + hw_stats->vfmprc = 0; + +} + +static void +ixgbe_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_eth_conf *dev_conf = &dev->data->dev_conf; + + dev_info->max_rx_queues = (uint16_t)hw->mac.max_rx_queues; + dev_info->max_tx_queues = (uint16_t)hw->mac.max_tx_queues; + if (RTE_ETH_DEV_SRIOV(dev).active == 0) { + /* + * When DCB/VT is off, maximum number of queues changes, + * except for 82598EB, which remains constant. + */ + if (dev_conf->txmode.mq_mode == ETH_MQ_TX_NONE && + hw->mac.type != ixgbe_mac_82598EB) + dev_info->max_tx_queues = IXGBE_NONE_MODE_TX_NB_QUEUES; + } + dev_info->min_rx_bufsize = 1024; /* cf BSIZEPACKET in SRRCTL register */ + dev_info->max_rx_pktlen = 15872; /* includes CRC, cf MAXFRS register */ + dev_info->max_mac_addrs = hw->mac.num_rar_entries; + dev_info->max_hash_mac_addrs = IXGBE_VMDQ_NUM_UC_MAC; + dev_info->max_vfs = dev->pci_dev->max_vfs; + if (hw->mac.type == ixgbe_mac_82598EB) + dev_info->max_vmdq_pools = ETH_16_POOLS; + else + dev_info->max_vmdq_pools = ETH_64_POOLS; + dev_info->vmdq_queue_num = dev_info->max_rx_queues; + 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; + + /* + * RSC is only supported by 82599 and x540 PF devices in a non-SR-IOV + * mode. + */ + if ((hw->mac.type == ixgbe_mac_82599EB || + hw->mac.type == ixgbe_mac_X540) && + !RTE_ETH_DEV_SRIOV(dev).active) + dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_TCP_LRO; + + if (hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550EM_x || + hw->mac.type == ixgbe_mac_X550EM_a) + dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_OUTER_IPV4_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; + + if (hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550EM_x || + hw->mac.type == ixgbe_mac_X550EM_a) + dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM; + + dev_info->default_rxconf = (struct rte_eth_rxconf) { + .rx_thresh = { + .pthresh = IXGBE_DEFAULT_RX_PTHRESH, + .hthresh = IXGBE_DEFAULT_RX_HTHRESH, + .wthresh = IXGBE_DEFAULT_RX_WTHRESH, + }, + .rx_free_thresh = IXGBE_DEFAULT_RX_FREE_THRESH, + .rx_drop_en = 0, + }; + + dev_info->default_txconf = (struct rte_eth_txconf) { + .tx_thresh = { + .pthresh = IXGBE_DEFAULT_TX_PTHRESH, + .hthresh = IXGBE_DEFAULT_TX_HTHRESH, + .wthresh = IXGBE_DEFAULT_TX_WTHRESH, + }, + .tx_free_thresh = IXGBE_DEFAULT_TX_FREE_THRESH, + .tx_rs_thresh = IXGBE_DEFAULT_TX_RSBIT_THRESH, + .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS | + ETH_TXQ_FLAGS_NOOFFLOADS, + }; + + dev_info->rx_desc_lim = rx_desc_lim; + dev_info->tx_desc_lim = tx_desc_lim; + + dev_info->hash_key_size = IXGBE_HKEY_MAX_INDEX * sizeof(uint32_t); + dev_info->reta_size = ixgbe_reta_size_get(hw->mac.type); + dev_info->flow_type_rss_offloads = IXGBE_RSS_OFFLOAD_ALL; + + dev_info->speed_capa = ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G; + if (hw->mac.type == ixgbe_mac_X540 || + hw->mac.type == ixgbe_mac_X540_vf || + hw->mac.type == ixgbe_mac_X550 || + hw->mac.type == ixgbe_mac_X550_vf) { + dev_info->speed_capa |= ETH_LINK_SPEED_100M; + } +} + +static const uint32_t * +ixgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev) +{ + static const uint32_t ptypes[] = { + /* For non-vec functions, + * refers to ixgbe_rxd_pkt_info_to_pkt_type(); + * for vec functions, + * refers to _recv_raw_pkts_vec(). + */ + RTE_PTYPE_L2_ETHER, + RTE_PTYPE_L3_IPV4, + RTE_PTYPE_L3_IPV4_EXT, + RTE_PTYPE_L3_IPV6, + RTE_PTYPE_L3_IPV6_EXT, + RTE_PTYPE_L4_SCTP, + RTE_PTYPE_L4_TCP, + RTE_PTYPE_L4_UDP, + RTE_PTYPE_TUNNEL_IP, + RTE_PTYPE_INNER_L3_IPV6, + RTE_PTYPE_INNER_L3_IPV6_EXT, + RTE_PTYPE_INNER_L4_TCP, + RTE_PTYPE_INNER_L4_UDP, + RTE_PTYPE_UNKNOWN + }; + + if (dev->rx_pkt_burst == ixgbe_recv_pkts || + dev->rx_pkt_burst == ixgbe_recv_pkts_lro_single_alloc || + dev->rx_pkt_burst == ixgbe_recv_pkts_lro_bulk_alloc || + dev->rx_pkt_burst == ixgbe_recv_pkts_bulk_alloc) + return ptypes; + return NULL; +} + +static void +ixgbevf_dev_info_get(struct rte_eth_dev *dev, + struct rte_eth_dev_info *dev_info) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + dev_info->max_rx_queues = (uint16_t)hw->mac.max_rx_queues; + dev_info->max_tx_queues = (uint16_t)hw->mac.max_tx_queues; + dev_info->min_rx_bufsize = 1024; /* cf BSIZEPACKET in SRRCTL reg */ + dev_info->max_rx_pktlen = 15872; /* includes CRC, cf MAXFRS reg */ + dev_info->max_mac_addrs = hw->mac.num_rar_entries; + dev_info->max_hash_mac_addrs = IXGBE_VMDQ_NUM_UC_MAC; + dev_info->max_vfs = dev->pci_dev->max_vfs; + if (hw->mac.type == ixgbe_mac_82598EB) + dev_info->max_vmdq_pools = ETH_16_POOLS; + else + dev_info->max_vmdq_pools = ETH_64_POOLS; + 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; + + dev_info->default_rxconf = (struct rte_eth_rxconf) { + .rx_thresh = { + .pthresh = IXGBE_DEFAULT_RX_PTHRESH, + .hthresh = IXGBE_DEFAULT_RX_HTHRESH, + .wthresh = IXGBE_DEFAULT_RX_WTHRESH, + }, + .rx_free_thresh = IXGBE_DEFAULT_RX_FREE_THRESH, + .rx_drop_en = 0, + }; + + dev_info->default_txconf = (struct rte_eth_txconf) { + .tx_thresh = { + .pthresh = IXGBE_DEFAULT_TX_PTHRESH, + .hthresh = IXGBE_DEFAULT_TX_HTHRESH, + .wthresh = IXGBE_DEFAULT_TX_WTHRESH, + }, + .tx_free_thresh = IXGBE_DEFAULT_TX_FREE_THRESH, + .tx_rs_thresh = IXGBE_DEFAULT_TX_RSBIT_THRESH, + .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS | + ETH_TXQ_FLAGS_NOOFFLOADS, + }; + + 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 +ixgbe_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_eth_link link, old; + ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; + int link_up; + int diag; + + link.link_status = ETH_LINK_DOWN; + link.link_speed = 0; + link.link_duplex = ETH_LINK_HALF_DUPLEX; + memset(&old, 0, sizeof(old)); + rte_ixgbe_dev_atomic_read_link_status(dev, &old); + + hw->mac.get_link_status = true; + + /* check if it needs to wait to complete, if lsc interrupt is enabled */ + if (wait_to_complete == 0 || dev->data->dev_conf.intr_conf.lsc != 0) + diag = ixgbe_check_link(hw, &link_speed, &link_up, 0); + else + diag = ixgbe_check_link(hw, &link_speed, &link_up, 1); + + if (diag != 0) { + link.link_speed = ETH_SPEED_NUM_100M; + link.link_duplex = ETH_LINK_FULL_DUPLEX; + rte_ixgbe_dev_atomic_write_link_status(dev, &link); + if (link.link_status == old.link_status) + return -1; + return 0; + } + + if (link_up == 0) { + rte_ixgbe_dev_atomic_write_link_status(dev, &link); + if (link.link_status == old.link_status) + return -1; + return 0; + } + link.link_status = ETH_LINK_UP; + link.link_duplex = ETH_LINK_FULL_DUPLEX; + + switch (link_speed) { + default: + case IXGBE_LINK_SPEED_UNKNOWN: + link.link_duplex = ETH_LINK_FULL_DUPLEX; + link.link_speed = ETH_SPEED_NUM_100M; + break; + + case IXGBE_LINK_SPEED_100_FULL: + link.link_speed = ETH_SPEED_NUM_100M; + break; + + case IXGBE_LINK_SPEED_1GB_FULL: + link.link_speed = ETH_SPEED_NUM_1G; + break; + + case IXGBE_LINK_SPEED_10GB_FULL: + link.link_speed = ETH_SPEED_NUM_10G; + break; + } + rte_ixgbe_dev_atomic_write_link_status(dev, &link); + + if (link.link_status == old.link_status) + return -1; + + return 0; +} + +static void +ixgbe_dev_promiscuous_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t fctrl; + + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE); + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); +} + +static void +ixgbe_dev_promiscuous_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t fctrl; + + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl &= (~IXGBE_FCTRL_UPE); + if (dev->data->all_multicast == 1) + fctrl |= IXGBE_FCTRL_MPE; + else + fctrl &= (~IXGBE_FCTRL_MPE); + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); +} + +static void +ixgbe_dev_allmulticast_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t fctrl; + + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl |= IXGBE_FCTRL_MPE; + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); +} + +static void +ixgbe_dev_allmulticast_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t fctrl; + + if (dev->data->promiscuous == 1) + return; /* must remain in all_multicast mode */ + + fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL); + fctrl &= (~IXGBE_FCTRL_MPE); + IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl); +} + +/** + * 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 +ixgbe_dev_lsc_interrupt_setup(struct rte_eth_dev *dev) +{ + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + + ixgbe_dev_link_status_print(dev); + intr->mask |= IXGBE_EICR_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 +ixgbe_dev_rxq_interrupt_setup(struct rte_eth_dev *dev) +{ + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + + intr->mask |= IXGBE_EICR_RTX_QUEUE; + + return 0; +} + +/* + * It reads ICR and sets flag (IXGBE_EICR_LSC) for the link_update. + * + * @param dev + * Pointer to struct rte_eth_dev. + * + * @return + * - On success, zero. + * - On failure, a negative value. + */ +static int +ixgbe_dev_interrupt_get_status(struct rte_eth_dev *dev) +{ + uint32_t eicr; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + + /* clear all cause mask */ + ixgbe_disable_intr(hw); + + /* read-on-clear nic registers here */ + eicr = IXGBE_READ_REG(hw, IXGBE_EICR); + PMD_DRV_LOG(DEBUG, "eicr %x", eicr); + + intr->flags = 0; + + /* set flag for async link update */ + if (eicr & IXGBE_EICR_LSC) + intr->flags |= IXGBE_FLAG_NEED_LINK_UPDATE; + + if (eicr & IXGBE_EICR_MAILBOX) + intr->flags |= IXGBE_FLAG_MAILBOX; + + if (hw->mac.type == ixgbe_mac_X550EM_x && + hw->phy.type == ixgbe_phy_x550em_ext_t && + (eicr & IXGBE_EICR_GPI_SDP0_X550EM_x)) + intr->flags |= IXGBE_FLAG_PHY_INTERRUPT; + + return 0; +} + +/** + * It gets and then prints the link status. + * + * @param dev + * Pointer to struct rte_eth_dev. + * + * @return + * - On success, zero. + * - On failure, a negative value. + */ +static void +ixgbe_dev_link_status_print(struct rte_eth_dev *dev) +{ + struct rte_eth_link link; + + memset(&link, 0, sizeof(link)); + rte_ixgbe_dev_atomic_read_link_status(dev, &link); + if (link.link_status) { + PMD_INIT_LOG(INFO, "Port %d: Link Up - speed %u Mbps - %s", + (int)(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", + (int)(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); +} + +/* + * It executes link_update after knowing an interrupt occurred. + * + * @param dev + * Pointer to struct rte_eth_dev. + * + * @return + * - On success, zero. + * - On failure, a negative value. + */ +static int +ixgbe_dev_interrupt_action(struct rte_eth_dev *dev) +{ + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + int64_t timeout; + struct rte_eth_link link; + int intr_enable_delay = false; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + PMD_DRV_LOG(DEBUG, "intr action type %d", intr->flags); + + if (intr->flags & IXGBE_FLAG_MAILBOX) { + ixgbe_pf_mbx_process(dev); + intr->flags &= ~IXGBE_FLAG_MAILBOX; + } + + if (intr->flags & IXGBE_FLAG_PHY_INTERRUPT) { + ixgbe_handle_lasi(hw); + intr->flags &= ~IXGBE_FLAG_PHY_INTERRUPT; + } + + if (intr->flags & IXGBE_FLAG_NEED_LINK_UPDATE) { + /* get the link status before link update, for predicting later */ + memset(&link, 0, sizeof(link)); + rte_ixgbe_dev_atomic_read_link_status(dev, &link); + + ixgbe_dev_link_update(dev, 0); + + /* likely to up */ + if (!link.link_status) + /* handle it 1 sec later, wait it being stable */ + timeout = IXGBE_LINK_UP_CHECK_TIMEOUT; + /* likely to down */ + else + /* handle it 4 sec later, wait it being stable */ + timeout = IXGBE_LINK_DOWN_CHECK_TIMEOUT; + + ixgbe_dev_link_status_print(dev); + + intr_enable_delay = true; + } + + if (intr_enable_delay) { + if (rte_eal_alarm_set(timeout * 1000, + ixgbe_dev_interrupt_delayed_handler, (void*)dev) < 0) + PMD_DRV_LOG(ERR, "Error setting alarm"); + } else { + PMD_DRV_LOG(DEBUG, "enable intr immediately"); + ixgbe_enable_intr(dev); + rte_intr_enable(&(dev->pci_dev->intr_handle)); + } + + + return 0; +} + +/** + * Interrupt handler which shall be registered for alarm callback for delayed + * handling specific interrupt to wait for the stable nic state. As the + * NIC interrupt state is not stable for ixgbe after link is just down, + * it needs to wait 4 seconds to get the stable status. + * + * @param handle + * Pointer to interrupt handle. + * @param param + * The address of parameter (struct rte_eth_dev *) regsitered before. + * + * @return + * void + */ +static void +ixgbe_dev_interrupt_delayed_handler(void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t eicr; + + eicr = IXGBE_READ_REG(hw, IXGBE_EICR); + if (eicr & IXGBE_EICR_MAILBOX) + ixgbe_pf_mbx_process(dev); + + if (intr->flags & IXGBE_FLAG_PHY_INTERRUPT) { + ixgbe_handle_lasi(hw); + intr->flags &= ~IXGBE_FLAG_PHY_INTERRUPT; + } + + if (intr->flags & IXGBE_FLAG_NEED_LINK_UPDATE) { + ixgbe_dev_link_update(dev, 0); + intr->flags &= ~IXGBE_FLAG_NEED_LINK_UPDATE; + ixgbe_dev_link_status_print(dev); + _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC); + } + + PMD_DRV_LOG(DEBUG, "enable intr in delayed handler S[%08x]", eicr); + ixgbe_enable_intr(dev); + rte_intr_enable(&(dev->pci_dev->intr_handle)); +} + +/** + * Interrupt handler triggered by NIC for handling + * specific interrupt. + * + * @param handle + * Pointer to interrupt handle. + * @param param + * The address of parameter (struct rte_eth_dev *) regsitered before. + * + * @return + * void + */ +static void +ixgbe_dev_interrupt_handler(__rte_unused struct rte_intr_handle *handle, + void *param) +{ + struct rte_eth_dev *dev = (struct rte_eth_dev *)param; + + ixgbe_dev_interrupt_get_status(dev); + ixgbe_dev_interrupt_action(dev); +} + +static int +ixgbe_dev_led_on(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + return ixgbe_led_on(hw, 0) == IXGBE_SUCCESS ? 0 : -ENOTSUP; +} + +static int +ixgbe_dev_led_off(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + return ixgbe_led_off(hw, 0) == IXGBE_SUCCESS ? 0 : -ENOTSUP; +} + +static int +ixgbe_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) +{ + struct ixgbe_hw *hw; + uint32_t mflcn_reg; + uint32_t fccfg_reg; + int rx_pause; + int tx_pause; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + fc_conf->pause_time = hw->fc.pause_time; + fc_conf->high_water = hw->fc.high_water[0]; + fc_conf->low_water = hw->fc.low_water[0]; + fc_conf->send_xon = hw->fc.send_xon; + fc_conf->autoneg = !hw->fc.disable_fc_autoneg; + + /* + * Return rx_pause status according to actual setting of + * MFLCN register. + */ + mflcn_reg = IXGBE_READ_REG(hw, IXGBE_MFLCN); + if (mflcn_reg & (IXGBE_MFLCN_RPFCE | IXGBE_MFLCN_RFCE)) + rx_pause = 1; + else + rx_pause = 0; + + /* + * Return tx_pause status according to actual setting of + * FCCFG register. + */ + fccfg_reg = IXGBE_READ_REG(hw, IXGBE_FCCFG); + if (fccfg_reg & (IXGBE_FCCFG_TFCE_802_3X | IXGBE_FCCFG_TFCE_PRIORITY)) + tx_pause = 1; + else + tx_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 +ixgbe_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) +{ + struct ixgbe_hw *hw; + int err; + uint32_t rx_buf_size; + uint32_t max_high_water; + uint32_t mflcn; + enum ixgbe_fc_mode rte_fcmode_2_ixgbe_fcmode[] = { + ixgbe_fc_none, + ixgbe_fc_rx_pause, + ixgbe_fc_tx_pause, + ixgbe_fc_full + }; + + PMD_INIT_FUNC_TRACE(); + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + rx_buf_size = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(0)); + PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size); + + /* + * At least reserve one Ethernet frame for watermark + * high_water/low_water in kilo bytes for ixgbe + */ + max_high_water = (rx_buf_size - ETHER_MAX_LEN) >> IXGBE_RXPBSIZE_SHIFT; + if ((fc_conf->high_water > max_high_water) || + (fc_conf->high_water < fc_conf->low_water)) { + PMD_INIT_LOG(ERR, "Invalid high/low water setup value in KB"); + PMD_INIT_LOG(ERR, "High_water must <= 0x%x", max_high_water); + return -EINVAL; + } + + hw->fc.requested_mode = rte_fcmode_2_ixgbe_fcmode[fc_conf->mode]; + hw->fc.pause_time = fc_conf->pause_time; + hw->fc.high_water[0] = fc_conf->high_water; + hw->fc.low_water[0] = fc_conf->low_water; + hw->fc.send_xon = fc_conf->send_xon; + hw->fc.disable_fc_autoneg = !fc_conf->autoneg; + + err = ixgbe_fc_enable(hw); + + /* Not negotiated is not an error case */ + if ((err == IXGBE_SUCCESS) || (err == IXGBE_ERR_FC_NOT_NEGOTIATED)) { + + /* check if we want to forward MAC frames - driver doesn't have native + * capability to do that, so we'll write the registers ourselves */ + + mflcn = IXGBE_READ_REG(hw, IXGBE_MFLCN); + + /* set or clear MFLCN.PMCF bit depending on configuration */ + if (fc_conf->mac_ctrl_frame_fwd != 0) + mflcn |= IXGBE_MFLCN_PMCF; + else + mflcn &= ~IXGBE_MFLCN_PMCF; + + IXGBE_WRITE_REG(hw, IXGBE_MFLCN, mflcn); + IXGBE_WRITE_FLUSH(hw); + + return 0; + } + + PMD_INIT_LOG(ERR, "ixgbe_fc_enable = 0x%x", err); + return -EIO; +} + +/** + * ixgbe_pfc_enable_generic - Enable flow control + * @hw: pointer to hardware structure + * @tc_num: traffic class number + * Enable flow control according to the current settings. + */ +static int +ixgbe_dcb_pfc_enable_generic(struct ixgbe_hw *hw,uint8_t tc_num) +{ + int ret_val = 0; + uint32_t mflcn_reg, fccfg_reg; + uint32_t reg; + uint32_t fcrtl, fcrth; + uint8_t i; + uint8_t nb_rx_en; + + /* Validate the water mark configuration */ + if (!hw->fc.pause_time) { + ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; + goto out; + } + + /* Low water mark of zero causes XOFF floods */ + if (hw->fc.current_mode & ixgbe_fc_tx_pause) { + /* High/Low water can not be 0 */ + if ((!hw->fc.high_water[tc_num]) || (!hw->fc.low_water[tc_num])) { + PMD_INIT_LOG(ERR, "Invalid water mark configuration"); + ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; + goto out; + } + + if (hw->fc.low_water[tc_num] >= hw->fc.high_water[tc_num]) { + PMD_INIT_LOG(ERR, "Invalid water mark configuration"); + ret_val = IXGBE_ERR_INVALID_LINK_SETTINGS; + goto out; + } + } + /* Negotiate the fc mode to use */ + ixgbe_fc_autoneg(hw); + + /* Disable any previous flow control settings */ + mflcn_reg = IXGBE_READ_REG(hw, IXGBE_MFLCN); + mflcn_reg &= ~(IXGBE_MFLCN_RPFCE_SHIFT | IXGBE_MFLCN_RFCE|IXGBE_MFLCN_RPFCE); + + fccfg_reg = IXGBE_READ_REG(hw, IXGBE_FCCFG); + fccfg_reg &= ~(IXGBE_FCCFG_TFCE_802_3X | IXGBE_FCCFG_TFCE_PRIORITY); + + switch (hw->fc.current_mode) { + case ixgbe_fc_none: + /* + * If the count of enabled RX Priority Flow control >1, + * and the TX pause can not be disabled + */ + nb_rx_en = 0; + for (i =0; i < IXGBE_DCB_MAX_TRAFFIC_CLASS; i++) { + reg = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); + if (reg & IXGBE_FCRTH_FCEN) + nb_rx_en++; + } + if (nb_rx_en > 1) + fccfg_reg |=IXGBE_FCCFG_TFCE_PRIORITY; + break; + case ixgbe_fc_rx_pause: + /* + * Rx Flow control is enabled and Tx Flow control is + * disabled by software override. Since there really + * isn't a way to advertise that we are capable of RX + * Pause ONLY, we will advertise that we support both + * symmetric and asymmetric Rx PAUSE. Later, we will + * disable the adapter's ability to send PAUSE frames. + */ + mflcn_reg |= IXGBE_MFLCN_RPFCE; + /* + * If the count of enabled RX Priority Flow control >1, + * and the TX pause can not be disabled + */ + nb_rx_en = 0; + for (i =0; i < IXGBE_DCB_MAX_TRAFFIC_CLASS; i++) { + reg = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); + if (reg & IXGBE_FCRTH_FCEN) + nb_rx_en++; + } + if (nb_rx_en > 1) + fccfg_reg |=IXGBE_FCCFG_TFCE_PRIORITY; + break; + case ixgbe_fc_tx_pause: + /* + * Tx Flow control is enabled, and Rx Flow control is + * disabled by software override. + */ + fccfg_reg |=IXGBE_FCCFG_TFCE_PRIORITY; + break; + case ixgbe_fc_full: + /* Flow control (both Rx and Tx) is enabled by SW override. */ + mflcn_reg |= IXGBE_MFLCN_RPFCE; + fccfg_reg |= IXGBE_FCCFG_TFCE_PRIORITY; + break; + default: + PMD_DRV_LOG(DEBUG, "Flow control param set incorrectly"); + ret_val = IXGBE_ERR_CONFIG; + goto out; + break; + } + + /* Set 802.3x based flow control settings. */ + mflcn_reg |= IXGBE_MFLCN_DPF; + IXGBE_WRITE_REG(hw, IXGBE_MFLCN, mflcn_reg); + IXGBE_WRITE_REG(hw, IXGBE_FCCFG, fccfg_reg); + + /* Set up and enable Rx high/low water mark thresholds, enable XON. */ + if ((hw->fc.current_mode & ixgbe_fc_tx_pause) && + hw->fc.high_water[tc_num]) { + fcrtl = (hw->fc.low_water[tc_num] << 10) | IXGBE_FCRTL_XONE; + IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(tc_num), fcrtl); + fcrth = (hw->fc.high_water[tc_num] << 10) | IXGBE_FCRTH_FCEN; + } else { + IXGBE_WRITE_REG(hw, IXGBE_FCRTL_82599(tc_num), 0); + /* + * In order to prevent Tx hangs when the internal Tx + * switch is enabled we must set the high water mark + * to the maximum FCRTH value. This allows the Tx + * switch to function even under heavy Rx workloads. + */ + fcrth = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(tc_num)) - 32; + } + IXGBE_WRITE_REG(hw, IXGBE_FCRTH_82599(tc_num), fcrth); + + /* Configure pause time (2 TCs per register) */ + reg = hw->fc.pause_time * 0x00010001; + for (i = 0; i < (IXGBE_DCB_MAX_TRAFFIC_CLASS / 2); i++) + IXGBE_WRITE_REG(hw, IXGBE_FCTTV(i), reg); + + /* Configure flow control refresh threshold value */ + IXGBE_WRITE_REG(hw, IXGBE_FCRTV, hw->fc.pause_time / 2); + +out: + return ret_val; +} + +static int +ixgbe_dcb_pfc_enable(struct rte_eth_dev *dev,uint8_t tc_num) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int32_t ret_val = IXGBE_NOT_IMPLEMENTED; + + if (hw->mac.type != ixgbe_mac_82598EB) { + ret_val = ixgbe_dcb_pfc_enable_generic(hw,tc_num); + } + return ret_val; +} + +static int +ixgbe_priority_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_pfc_conf *pfc_conf) +{ + int err; + uint32_t rx_buf_size; + uint32_t max_high_water; + uint8_t tc_num; + uint8_t map[IXGBE_DCB_MAX_USER_PRIORITY] = { 0 }; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_dcb_config *dcb_config = + IXGBE_DEV_PRIVATE_TO_DCB_CFG(dev->data->dev_private); + + enum ixgbe_fc_mode rte_fcmode_2_ixgbe_fcmode[] = { + ixgbe_fc_none, + ixgbe_fc_rx_pause, + ixgbe_fc_tx_pause, + ixgbe_fc_full + }; + + PMD_INIT_FUNC_TRACE(); + + ixgbe_dcb_unpack_map_cee(dcb_config, IXGBE_DCB_RX_CONFIG, map); + tc_num = map[pfc_conf->priority]; + rx_buf_size = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(tc_num)); + PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size); + /* + * At least reserve one Ethernet frame for watermark + * high_water/low_water in kilo bytes for ixgbe + */ + max_high_water = (rx_buf_size - ETHER_MAX_LEN) >> IXGBE_RXPBSIZE_SHIFT; + if ((pfc_conf->fc.high_water > max_high_water) || + (pfc_conf->fc.high_water <= pfc_conf->fc.low_water)) { + PMD_INIT_LOG(ERR, "Invalid high/low water setup value in KB"); + PMD_INIT_LOG(ERR, "High_water must <= 0x%x", max_high_water); + return -EINVAL; + } + + hw->fc.requested_mode = rte_fcmode_2_ixgbe_fcmode[pfc_conf->fc.mode]; + hw->fc.pause_time = pfc_conf->fc.pause_time; + hw->fc.send_xon = pfc_conf->fc.send_xon; + hw->fc.low_water[tc_num] = pfc_conf->fc.low_water; + hw->fc.high_water[tc_num] = pfc_conf->fc.high_water; + + err = ixgbe_dcb_pfc_enable(dev,tc_num); + + /* Not negotiated is not an error case */ + if ((err == IXGBE_SUCCESS) || (err == IXGBE_ERR_FC_NOT_NEGOTIATED)) + return 0; + + PMD_INIT_LOG(ERR, "ixgbe_dcb_pfc_enable = 0x%x", err); + return -EIO; +} + +static int +ixgbe_dev_rss_reta_update(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size) +{ + uint16_t i, sp_reta_size; + uint8_t j, mask; + uint32_t reta, r; + uint16_t idx, shift; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t reta_reg; + + PMD_INIT_FUNC_TRACE(); + + if (!ixgbe_rss_update_sp(hw->mac.type)) { + PMD_DRV_LOG(ERR, "RSS reta update is not supported on this " + "NIC."); + return -ENOTSUP; + } + + sp_reta_size = ixgbe_reta_size_get(hw->mac.type); + if (reta_size != sp_reta_size) { + PMD_DRV_LOG(ERR, "The size of hash lookup table configured " + "(%d) doesn't match the number hardware can supported " + "(%d)\n", reta_size, sp_reta_size); + return -EINVAL; + } + + for (i = 0; i < reta_size; i += IXGBE_4_BIT_WIDTH) { + idx = i / RTE_RETA_GROUP_SIZE; + shift = i % RTE_RETA_GROUP_SIZE; + mask = (uint8_t)((reta_conf[idx].mask >> shift) & + IXGBE_4_BIT_MASK); + if (!mask) + continue; + reta_reg = ixgbe_reta_reg_get(hw->mac.type, i); + if (mask == IXGBE_4_BIT_MASK) + r = 0; + else + r = IXGBE_READ_REG(hw, reta_reg); + for (j = 0, reta = 0; j < IXGBE_4_BIT_WIDTH; j++) { + if (mask & (0x1 << j)) + reta |= reta_conf[idx].reta[shift + j] << + (CHAR_BIT * j); + else + reta |= r & (IXGBE_8_BIT_MASK << + (CHAR_BIT * j)); + } + IXGBE_WRITE_REG(hw, reta_reg, reta); + } + + return 0; +} + +static int +ixgbe_dev_rss_reta_query(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size) +{ + uint16_t i, sp_reta_size; + uint8_t j, mask; + uint32_t reta; + uint16_t idx, shift; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t reta_reg; + + PMD_INIT_FUNC_TRACE(); + sp_reta_size = ixgbe_reta_size_get(hw->mac.type); + if (reta_size != sp_reta_size) { + PMD_DRV_LOG(ERR, "The size of hash lookup table configured " + "(%d) doesn't match the number hardware can supported " + "(%d)\n", reta_size, sp_reta_size); + return -EINVAL; + } + + for (i = 0; i < reta_size; i += IXGBE_4_BIT_WIDTH) { + idx = i / RTE_RETA_GROUP_SIZE; + shift = i % RTE_RETA_GROUP_SIZE; + mask = (uint8_t)((reta_conf[idx].mask >> shift) & + IXGBE_4_BIT_MASK); + if (!mask) + continue; + + reta_reg = ixgbe_reta_reg_get(hw->mac.type, i); + reta = IXGBE_READ_REG(hw, reta_reg); + for (j = 0; j < IXGBE_4_BIT_WIDTH; j++) { + if (mask & (0x1 << j)) + reta_conf[idx].reta[shift + j] = + ((reta >> (CHAR_BIT * j)) & + IXGBE_8_BIT_MASK); + } + } + + return 0; +} + +static void +ixgbe_add_rar(struct rte_eth_dev *dev, struct ether_addr *mac_addr, + uint32_t index, uint32_t pool) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t enable_addr = 1; + + ixgbe_set_rar(hw, index, mac_addr->addr_bytes, pool, enable_addr); +} + +static void +ixgbe_remove_rar(struct rte_eth_dev *dev, uint32_t index) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ixgbe_clear_rar(hw, index); +} + +static void +ixgbe_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr) +{ + ixgbe_remove_rar(dev, 0); + + ixgbe_add_rar(dev, addr, 0, 0); +} + +static int +ixgbe_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) +{ + uint32_t hlreg0; + uint32_t maxfrs; + struct ixgbe_hw *hw; + struct rte_eth_dev_info dev_info; + uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; + + ixgbe_dev_info_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 + 2 * IXGBE_VLAN_TAG_SIZE > + dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + hlreg0 = IXGBE_READ_REG(hw, IXGBE_HLREG0); + + /* switch to jumbo mode if needed */ + if (frame_size > ETHER_MAX_LEN) { + dev->data->dev_conf.rxmode.jumbo_frame = 1; + hlreg0 |= IXGBE_HLREG0_JUMBOEN; + } else { + dev->data->dev_conf.rxmode.jumbo_frame = 0; + hlreg0 &= ~IXGBE_HLREG0_JUMBOEN; + } + IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg0); + + /* update max frame size */ + dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size; + + maxfrs = IXGBE_READ_REG(hw, IXGBE_MAXFRS); + maxfrs &= 0x0000FFFF; + maxfrs |= (dev->data->dev_conf.rxmode.max_rx_pkt_len << 16); + IXGBE_WRITE_REG(hw, IXGBE_MAXFRS, maxfrs); + + return 0; +} + +/* + * Virtual Function operations + */ +static void +ixgbevf_intr_disable(struct ixgbe_hw *hw) +{ + PMD_INIT_FUNC_TRACE(); + + /* Clear interrupt mask to stop from interrupts being generated */ + IXGBE_WRITE_REG(hw, IXGBE_VTEIMC, IXGBE_VF_IRQ_CLEAR_MASK); + + IXGBE_WRITE_FLUSH(hw); +} + +static void +ixgbevf_intr_enable(struct ixgbe_hw *hw) +{ + PMD_INIT_FUNC_TRACE(); + + /* VF enable interrupt autoclean */ + IXGBE_WRITE_REG(hw, IXGBE_VTEIAM, IXGBE_VF_IRQ_ENABLE_MASK); + IXGBE_WRITE_REG(hw, IXGBE_VTEIAC, IXGBE_VF_IRQ_ENABLE_MASK); + IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, IXGBE_VF_IRQ_ENABLE_MASK); + + IXGBE_WRITE_FLUSH(hw); +} + +static int +ixgbevf_dev_configure(struct rte_eth_dev *dev) +{ + struct rte_eth_conf* conf = &dev->data->dev_conf; + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + + 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_IXGBE_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 + + /* + * Initialize to TRUE. If any of Rx queues doesn't meet the bulk + * allocation or vector Rx preconditions we will reset it. + */ + adapter->rx_bulk_alloc_allowed = true; + adapter->rx_vec_allowed = true; + + return 0; +} + +static int +ixgbevf_dev_start(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t intr_vector = 0; + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + + int err, mask = 0; + + PMD_INIT_FUNC_TRACE(); + + hw->mac.ops.reset_hw(hw); + hw->mac.get_link_status = true; + + /* negotiate mailbox API version to use with the PF. */ + ixgbevf_negotiate_api(hw); + + ixgbevf_dev_tx_init(dev); + + /* This can fail when allocating mbufs for descriptor rings */ + err = ixgbevf_dev_rx_init(dev); + if (err) { + PMD_INIT_LOG(ERR, "Unable to initialize RX hardware (%d)", err); + ixgbe_dev_clear_queues(dev); + return err; + } + + /* Set vfta */ + ixgbevf_set_vfta_all(dev,1); + + /* Set HW strip */ + mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK | \ + ETH_VLAN_EXTEND_MASK; + ixgbevf_vlan_offload_set(dev, mask); + + ixgbevf_dev_rxtx_start(dev); + + /* check and configure queue intr-vector mapping */ + if (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; + } + } + ixgbevf_configure_msix(dev); + + rte_intr_enable(intr_handle); + + /* Re-enable interrupt for VF */ + ixgbevf_intr_enable(hw); + + return 0; +} + +static void +ixgbevf_dev_stop(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + + PMD_INIT_FUNC_TRACE(); + + hw->adapter_stopped = 1; + ixgbe_stop_adapter(hw); + + /* + * Clear what we set, but we still keep shadow_vfta to + * restore after device starts + */ + ixgbevf_set_vfta_all(dev,0); + + /* Clear stored conf */ + dev->data->scattered_rx = 0; + + ixgbe_dev_clear_queues(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 +ixgbevf_dev_close(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + PMD_INIT_FUNC_TRACE(); + + ixgbe_reset_hw(hw); + + ixgbevf_dev_stop(dev); + + ixgbe_dev_free_queues(dev); + + /** + * Remove the VF MAC address ro ensure + * that the VF traffic goes to the PF + * after stop, close and detach of the VF + **/ + ixgbevf_remove_mac_addr(dev, 0); +} + +static void ixgbevf_set_vfta_all(struct rte_eth_dev *dev, bool on) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); + int i = 0, j = 0, vfta = 0, mask = 1; + + for (i = 0; i < IXGBE_VFTA_SIZE; i++){ + vfta = shadow_vfta->vfta[i]; + if (vfta) { + mask = 1; + for (j = 0; j < 32; j++){ + if (vfta & mask) + ixgbe_set_vfta(hw, (i<<5)+j, 0, on); + mask<<=1; + } + } + } + +} + +static int +ixgbevf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vfta * shadow_vfta = + IXGBE_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 = ixgbe_set_vfta(hw, vlan_id, 0, !!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 +ixgbevf_vlan_strip_queue_set(struct rte_eth_dev *dev, uint16_t queue, int on) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t ctrl; + + PMD_INIT_FUNC_TRACE(); + + if (queue >= hw->mac.max_rx_queues) + return; + + ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(queue)); + if (on) + ctrl |= IXGBE_RXDCTL_VME; + else + ctrl &= ~IXGBE_RXDCTL_VME; + IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(queue), ctrl); + + ixgbe_vlan_hw_strip_bitmap_set( dev, queue, on); +} + +static void +ixgbevf_vlan_offload_set(struct rte_eth_dev *dev, int mask) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint16_t i; + int on = 0; + + /* VF function only support hw strip feature, others are not support */ + if (mask & ETH_VLAN_STRIP_MASK) { + on = !!(dev->data->dev_conf.rxmode.hw_vlan_strip); + + for (i = 0; i < hw->mac.max_rx_queues; i++) + ixgbevf_vlan_strip_queue_set(dev,i,on); + } +} + +static int +ixgbe_vmdq_mode_check(struct ixgbe_hw *hw) +{ + uint32_t reg_val; + + /* we only need to do this if VMDq is enabled */ + reg_val = IXGBE_READ_REG(hw, IXGBE_VT_CTL); + if (!(reg_val & IXGBE_VT_CTL_VT_ENABLE)) { + PMD_INIT_LOG(ERR, "VMDq must be enabled for this setting"); + return -1; + } + + return 0; +} + +static uint32_t +ixgbe_uta_vector(struct ixgbe_hw *hw, struct ether_addr* uc_addr) +{ + uint32_t vector = 0; + switch (hw->mac.mc_filter_type) { + case 0: /* use bits [47:36] of the address */ + vector = ((uc_addr->addr_bytes[4] >> 4) | + (((uint16_t)uc_addr->addr_bytes[5]) << 4)); + break; + case 1: /* use bits [46:35] of the address */ + vector = ((uc_addr->addr_bytes[4] >> 3) | + (((uint16_t)uc_addr->addr_bytes[5]) << 5)); + break; + case 2: /* use bits [45:34] of the address */ + vector = ((uc_addr->addr_bytes[4] >> 2) | + (((uint16_t)uc_addr->addr_bytes[5]) << 6)); + break; + case 3: /* use bits [43:32] of the address */ + vector = ((uc_addr->addr_bytes[4]) | + (((uint16_t)uc_addr->addr_bytes[5]) << 8)); + break; + default: /* Invalid mc_filter_type */ + break; + } + + /* vector can only be 12-bits or boundary will be exceeded */ + vector &= 0xFFF; + return vector; +} + +static int +ixgbe_uc_hash_table_set(struct rte_eth_dev *dev,struct ether_addr* mac_addr, + uint8_t on) +{ + uint32_t vector; + uint32_t uta_idx; + uint32_t reg_val; + uint32_t uta_shift; + uint32_t rc; + const uint32_t ixgbe_uta_idx_mask = 0x7F; + const uint32_t ixgbe_uta_bit_shift = 5; + const uint32_t ixgbe_uta_bit_mask = (0x1 << ixgbe_uta_bit_shift) - 1; + const uint32_t bit1 = 0x1; + + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_uta_info *uta_info = + IXGBE_DEV_PRIVATE_TO_UTA(dev->data->dev_private); + + /* The UTA table only exists on 82599 hardware and newer */ + if (hw->mac.type < ixgbe_mac_82599EB) + return -ENOTSUP; + + vector = ixgbe_uta_vector(hw,mac_addr); + uta_idx = (vector >> ixgbe_uta_bit_shift) & ixgbe_uta_idx_mask; + uta_shift = vector & ixgbe_uta_bit_mask; + + rc = ((uta_info->uta_shadow[uta_idx] >> uta_shift & bit1) != 0); + if (rc == on) + return 0; + + reg_val = IXGBE_READ_REG(hw, IXGBE_UTA(uta_idx)); + if (on) { + uta_info->uta_in_use++; + reg_val |= (bit1 << uta_shift); + uta_info->uta_shadow[uta_idx] |= (bit1 << uta_shift); + } else { + uta_info->uta_in_use--; + reg_val &= ~(bit1 << uta_shift); + uta_info->uta_shadow[uta_idx] &= ~(bit1 << uta_shift); + } + + IXGBE_WRITE_REG(hw, IXGBE_UTA(uta_idx), reg_val); + + if (uta_info->uta_in_use > 0) + IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL, + IXGBE_MCSTCTRL_MFE | hw->mac.mc_filter_type); + else + IXGBE_WRITE_REG(hw, IXGBE_MCSTCTRL,hw->mac.mc_filter_type); + + return 0; +} + +static int +ixgbe_uc_all_hash_table_set(struct rte_eth_dev *dev, uint8_t on) +{ + int i; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_uta_info *uta_info = + IXGBE_DEV_PRIVATE_TO_UTA(dev->data->dev_private); + + /* The UTA table only exists on 82599 hardware and newer */ + if (hw->mac.type < ixgbe_mac_82599EB) + return -ENOTSUP; + + if (on) { + for (i = 0; i < ETH_VMDQ_NUM_UC_HASH_ARRAY; i++) { + uta_info->uta_shadow[i] = ~0; + IXGBE_WRITE_REG(hw, IXGBE_UTA(i), ~0); + } + } else { + for (i = 0; i < ETH_VMDQ_NUM_UC_HASH_ARRAY; i++) { + uta_info->uta_shadow[i] = 0; + IXGBE_WRITE_REG(hw, IXGBE_UTA(i), 0); + } + } + return 0; + +} + +uint32_t +ixgbe_convert_vm_rx_mask_to_val(uint16_t rx_mask, uint32_t orig_val) +{ + uint32_t new_val = orig_val; + + if (rx_mask & ETH_VMDQ_ACCEPT_UNTAG) + new_val |= IXGBE_VMOLR_AUPE; + if (rx_mask & ETH_VMDQ_ACCEPT_HASH_MC) + new_val |= IXGBE_VMOLR_ROMPE; + if (rx_mask & ETH_VMDQ_ACCEPT_HASH_UC) + new_val |= IXGBE_VMOLR_ROPE; + if (rx_mask & ETH_VMDQ_ACCEPT_BROADCAST) + new_val |= IXGBE_VMOLR_BAM; + if (rx_mask & ETH_VMDQ_ACCEPT_MULTICAST) + new_val |= IXGBE_VMOLR_MPE; + + return new_val; +} + +static int +ixgbe_set_pool_rx_mode(struct rte_eth_dev *dev, uint16_t pool, + uint16_t rx_mask, uint8_t on) +{ + int val = 0; + + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(pool)); + + if (hw->mac.type == ixgbe_mac_82598EB) { + PMD_INIT_LOG(ERR, "setting VF receive mode set should be done" + " on 82599 hardware and newer"); + return -ENOTSUP; + } + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + + val = ixgbe_convert_vm_rx_mask_to_val(rx_mask, val); + + if (on) + vmolr |= val; + else + vmolr &= ~val; + + IXGBE_WRITE_REG(hw, IXGBE_VMOLR(pool), vmolr); + + return 0; +} + +static int +ixgbe_set_pool_rx(struct rte_eth_dev *dev, uint16_t pool, uint8_t on) +{ + uint32_t reg,addr; + uint32_t val; + const uint8_t bit1 = 0x1; + + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + + addr = IXGBE_VFRE(pool >= ETH_64_POOLS/2); + reg = IXGBE_READ_REG(hw, addr); + val = bit1 << pool; + + if (on) + reg |= val; + else + reg &= ~val; + + IXGBE_WRITE_REG(hw, addr,reg); + + return 0; +} + +static int +ixgbe_set_pool_tx(struct rte_eth_dev *dev, uint16_t pool, uint8_t on) +{ + uint32_t reg,addr; + uint32_t val; + const uint8_t bit1 = 0x1; + + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + + addr = IXGBE_VFTE(pool >= ETH_64_POOLS/2); + reg = IXGBE_READ_REG(hw, addr); + val = bit1 << pool; + + if (on) + reg |= val; + else + reg &= ~val; + + IXGBE_WRITE_REG(hw, addr,reg); + + return 0; +} + +static int +ixgbe_set_pool_vlan_filter(struct rte_eth_dev *dev, uint16_t vlan, + uint64_t pool_mask, uint8_t vlan_on) +{ + int ret = 0; + uint16_t pool_idx; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + for (pool_idx = 0; pool_idx < ETH_64_POOLS; pool_idx++) { + if (pool_mask & ((uint64_t)(1ULL << pool_idx))) { + ret = hw->mac.ops.set_vfta(hw,vlan,pool_idx,vlan_on); + if (ret < 0) + return ret; + } + } + + return ret; +} + +#define IXGBE_MRCTL_VPME 0x01 /* Virtual Pool Mirroring. */ +#define IXGBE_MRCTL_UPME 0x02 /* Uplink Port Mirroring. */ +#define IXGBE_MRCTL_DPME 0x04 /* Downlink Port Mirroring. */ +#define IXGBE_MRCTL_VLME 0x08 /* VLAN Mirroring. */ +#define IXGBE_INVALID_MIRROR_TYPE(mirror_type) \ + ((mirror_type) & ~(uint8_t)(ETH_MIRROR_VIRTUAL_POOL_UP | \ + ETH_MIRROR_UPLINK_PORT | ETH_MIRROR_DOWNLINK_PORT | ETH_MIRROR_VLAN)) + +static int +ixgbe_mirror_rule_set(struct rte_eth_dev *dev, + struct rte_eth_mirror_conf *mirror_conf, + uint8_t rule_id, uint8_t on) +{ + uint32_t mr_ctl,vlvf; + uint32_t mp_lsb = 0; + uint32_t mv_msb = 0; + uint32_t mv_lsb = 0; + uint32_t mp_msb = 0; + uint8_t i = 0; + int reg_index = 0; + uint64_t vlan_mask = 0; + + const uint8_t pool_mask_offset = 32; + const uint8_t vlan_mask_offset = 32; + const uint8_t dst_pool_offset = 8; + const uint8_t rule_mr_offset = 4; + const uint8_t mirror_rule_mask= 0x0F; + + struct ixgbe_mirror_info *mr_info = + (IXGBE_DEV_PRIVATE_TO_PFDATA(dev->data->dev_private)); + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint8_t mirror_type = 0; + + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + + if (rule_id >= IXGBE_MAX_MIRROR_RULES) + return -EINVAL; + + if (IXGBE_INVALID_MIRROR_TYPE(mirror_conf->rule_type)) { + PMD_DRV_LOG(ERR, "unsupported mirror type 0x%x.", + mirror_conf->rule_type); + return -EINVAL; + } + + if (mirror_conf->rule_type & ETH_MIRROR_VLAN) { + mirror_type |= IXGBE_MRCTL_VLME; + /* Check if vlan id is valid and find conresponding VLAN ID index in VLVF */ + for (i = 0;i < IXGBE_VLVF_ENTRIES; i++) { + if (mirror_conf->vlan.vlan_mask & (1ULL << i)) { + /* search vlan id related pool vlan filter index */ + reg_index = ixgbe_find_vlvf_slot(hw, + mirror_conf->vlan.vlan_id[i]); + if (reg_index < 0) + return -EINVAL; + vlvf = IXGBE_READ_REG(hw, IXGBE_VLVF(reg_index)); + if ((vlvf & IXGBE_VLVF_VIEN) && + ((vlvf & IXGBE_VLVF_VLANID_MASK) == + mirror_conf->vlan.vlan_id[i])) + vlan_mask |= (1ULL << reg_index); + else + return -EINVAL; + } + } + + if (on) { + mv_lsb = vlan_mask & 0xFFFFFFFF; + mv_msb = vlan_mask >> vlan_mask_offset; + + mr_info->mr_conf[rule_id].vlan.vlan_mask = + mirror_conf->vlan.vlan_mask; + for (i = 0; i < ETH_VMDQ_MAX_VLAN_FILTERS; i++) { + if (mirror_conf->vlan.vlan_mask & (1ULL << i)) + mr_info->mr_conf[rule_id].vlan.vlan_id[i] = + mirror_conf->vlan.vlan_id[i]; + } + } else { + mv_lsb = 0; + mv_msb = 0; + mr_info->mr_conf[rule_id].vlan.vlan_mask = 0; + for (i = 0; i < ETH_VMDQ_MAX_VLAN_FILTERS; i++) + mr_info->mr_conf[rule_id].vlan.vlan_id[i] = 0; + } + } + + /* + * if enable pool mirror, write related pool mask register,if disable + * pool mirror, clear PFMRVM register + */ + if (mirror_conf->rule_type & ETH_MIRROR_VIRTUAL_POOL_UP) { + mirror_type |= IXGBE_MRCTL_VPME; + if (on) { + mp_lsb = mirror_conf->pool_mask & 0xFFFFFFFF; + mp_msb = mirror_conf->pool_mask >> pool_mask_offset; + mr_info->mr_conf[rule_id].pool_mask = + mirror_conf->pool_mask; + + } else { + mp_lsb = 0; + mp_msb = 0; + mr_info->mr_conf[rule_id].pool_mask = 0; + } + } + if (mirror_conf->rule_type & ETH_MIRROR_UPLINK_PORT) + mirror_type |= IXGBE_MRCTL_UPME; + if (mirror_conf->rule_type & ETH_MIRROR_DOWNLINK_PORT) + mirror_type |= IXGBE_MRCTL_DPME; + + /* read mirror control register and recalculate it */ + mr_ctl = IXGBE_READ_REG(hw, IXGBE_MRCTL(rule_id)); + + if (on) { + mr_ctl |= mirror_type; + mr_ctl &= mirror_rule_mask; + mr_ctl |= mirror_conf->dst_pool << dst_pool_offset; + } else + mr_ctl &= ~(mirror_conf->rule_type & mirror_rule_mask); + + mr_info->mr_conf[rule_id].rule_type = mirror_conf->rule_type; + mr_info->mr_conf[rule_id].dst_pool = mirror_conf->dst_pool; + + /* write mirrror control register */ + IXGBE_WRITE_REG(hw, IXGBE_MRCTL(rule_id), mr_ctl); + + /* write pool mirrror control register */ + if (mirror_conf->rule_type == ETH_MIRROR_VIRTUAL_POOL_UP) { + IXGBE_WRITE_REG(hw, IXGBE_VMRVM(rule_id), mp_lsb); + IXGBE_WRITE_REG(hw, IXGBE_VMRVM(rule_id + rule_mr_offset), + mp_msb); + } + /* write VLAN mirrror control register */ + if (mirror_conf->rule_type == ETH_MIRROR_VLAN) { + IXGBE_WRITE_REG(hw, IXGBE_VMRVLAN(rule_id), mv_lsb); + IXGBE_WRITE_REG(hw, IXGBE_VMRVLAN(rule_id + rule_mr_offset), + mv_msb); + } + + return 0; +} + +static int +ixgbe_mirror_rule_reset(struct rte_eth_dev *dev, uint8_t rule_id) +{ + int mr_ctl = 0; + uint32_t lsb_val = 0; + uint32_t msb_val = 0; + const uint8_t rule_mr_offset = 4; + + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_mirror_info *mr_info = + (IXGBE_DEV_PRIVATE_TO_PFDATA(dev->data->dev_private)); + + if (ixgbe_vmdq_mode_check(hw) < 0) + return -ENOTSUP; + + memset(&mr_info->mr_conf[rule_id], 0, + sizeof(struct rte_eth_mirror_conf)); + + /* clear PFVMCTL register */ + IXGBE_WRITE_REG(hw, IXGBE_MRCTL(rule_id), mr_ctl); + + /* clear pool mask register */ + IXGBE_WRITE_REG(hw, IXGBE_VMRVM(rule_id), lsb_val); + IXGBE_WRITE_REG(hw, IXGBE_VMRVM(rule_id + rule_mr_offset), msb_val); + + /* clear vlan mask register */ + IXGBE_WRITE_REG(hw, IXGBE_VMRVLAN(rule_id), lsb_val); + IXGBE_WRITE_REG(hw, IXGBE_VMRVLAN(rule_id + rule_mr_offset), msb_val); + + return 0; +} + +static int +ixgbevf_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) +{ + uint32_t mask; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + mask = IXGBE_READ_REG(hw, IXGBE_VTEIMS); + mask |= (1 << IXGBE_MISC_VEC_ID); + RTE_SET_USED(queue_id); + IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, mask); + + rte_intr_enable(&dev->pci_dev->intr_handle); + + return 0; +} + +static int +ixgbevf_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id) +{ + uint32_t mask; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + mask = IXGBE_READ_REG(hw, IXGBE_VTEIMS); + mask &= ~(1 << IXGBE_MISC_VEC_ID); + RTE_SET_USED(queue_id); + IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, mask); + + return 0; +} + +static int +ixgbe_dev_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id) +{ + uint32_t mask; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + + if (queue_id < 16) { + ixgbe_disable_intr(hw); + intr->mask |= (1 << queue_id); + ixgbe_enable_intr(dev); + } else if (queue_id < 32) { + mask = IXGBE_READ_REG(hw, IXGBE_EIMS_EX(0)); + mask &= (1 << queue_id); + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask); + } else if (queue_id < 64) { + mask = IXGBE_READ_REG(hw, IXGBE_EIMS_EX(1)); + mask &= (1 << (queue_id - 32)); + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask); + } + rte_intr_enable(&dev->pci_dev->intr_handle); + + return 0; +} + +static int +ixgbe_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id) +{ + uint32_t mask; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_interrupt *intr = + IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private); + + if (queue_id < 16) { + ixgbe_disable_intr(hw); + intr->mask &= ~(1 << queue_id); + ixgbe_enable_intr(dev); + } else if (queue_id < 32) { + mask = IXGBE_READ_REG(hw, IXGBE_EIMS_EX(0)); + mask &= ~(1 << queue_id); + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask); + } else if (queue_id < 64) { + mask = IXGBE_READ_REG(hw, IXGBE_EIMS_EX(1)); + mask &= ~(1 << (queue_id - 32)); + IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask); + } + + return 0; +} + +static void +ixgbevf_set_ivar_map(struct ixgbe_hw *hw, int8_t direction, + uint8_t queue, uint8_t msix_vector) +{ + uint32_t tmp, idx; + + if (direction == -1) { + /* other causes */ + msix_vector |= IXGBE_IVAR_ALLOC_VAL; + tmp = IXGBE_READ_REG(hw, IXGBE_VTIVAR_MISC); + tmp &= ~0xFF; + tmp |= msix_vector; + IXGBE_WRITE_REG(hw, IXGBE_VTIVAR_MISC, tmp); + } else { + /* rx or tx cause */ + msix_vector |= IXGBE_IVAR_ALLOC_VAL; + idx = ((16 * (queue & 1)) + (8 * direction)); + tmp = IXGBE_READ_REG(hw, IXGBE_VTIVAR(queue >> 1)); + tmp &= ~(0xFF << idx); + tmp |= (msix_vector << idx); + IXGBE_WRITE_REG(hw, IXGBE_VTIVAR(queue >> 1), tmp); + } +} + +/** + * set the IVAR registers, mapping interrupt causes to vectors + * @param hw + * pointer to ixgbe_hw struct + * @direction + * 0 for Rx, 1 for Tx, -1 for other causes + * @queue + * queue to map the corresponding interrupt to + * @msix_vector + * the vector to map to the corresponding queue + */ +static void +ixgbe_set_ivar_map(struct ixgbe_hw *hw, int8_t direction, + uint8_t queue, uint8_t msix_vector) +{ + uint32_t tmp, idx; + + msix_vector |= IXGBE_IVAR_ALLOC_VAL; + if (hw->mac.type == ixgbe_mac_82598EB) { + if (direction == -1) + direction = 0; + idx = (((direction * 64) + queue) >> 2) & 0x1F; + tmp = IXGBE_READ_REG(hw, IXGBE_IVAR(idx)); + tmp &= ~(0xFF << (8 * (queue & 0x3))); + tmp |= (msix_vector << (8 * (queue & 0x3))); + IXGBE_WRITE_REG(hw, IXGBE_IVAR(idx), tmp); + } else if ((hw->mac.type == ixgbe_mac_82599EB) || + (hw->mac.type == ixgbe_mac_X540)) { + if (direction == -1) { + /* other causes */ + idx = ((queue & 1) * 8); + tmp = IXGBE_READ_REG(hw, IXGBE_IVAR_MISC); + tmp &= ~(0xFF << idx); + tmp |= (msix_vector << idx); + IXGBE_WRITE_REG(hw, IXGBE_IVAR_MISC, tmp); + } else { + /* rx or tx causes */ + idx = ((16 * (queue & 1)) + (8 * direction)); + tmp = IXGBE_READ_REG(hw, IXGBE_IVAR(queue >> 1)); + tmp &= ~(0xFF << idx); + tmp |= (msix_vector << idx); + IXGBE_WRITE_REG(hw, IXGBE_IVAR(queue >> 1), tmp); + } + } +} + +static void +ixgbevf_configure_msix(struct rte_eth_dev *dev) +{ + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t q_idx; + uint32_t vector_idx = IXGBE_MISC_VEC_ID; + + /* 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; + + /* Configure all RX queues of VF */ + for (q_idx = 0; q_idx < dev->data->nb_rx_queues; q_idx++) { + /* Force all queue use vector 0, + * as IXGBE_VF_MAXMSIVECOTR = 1 + */ + ixgbevf_set_ivar_map(hw, 0, q_idx, vector_idx); + intr_handle->intr_vec[q_idx] = vector_idx; + } + + /* Configure VF other cause ivar */ + ixgbevf_set_ivar_map(hw, -1, 1, vector_idx); +} + +/** + * Sets up the hardware to properly generate MSI-X interrupts + * @hw + * board private structure + */ +static void +ixgbe_configure_msix(struct rte_eth_dev *dev) +{ + struct rte_intr_handle *intr_handle = &dev->pci_dev->intr_handle; + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t queue_id, base = IXGBE_MISC_VEC_ID; + uint32_t vec = IXGBE_MISC_VEC_ID; + uint32_t mask; + uint32_t gpie; + + /* 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 = IXGBE_RX_VEC_START; + + /* setup GPIE for MSI-x mode */ + gpie = IXGBE_READ_REG(hw, IXGBE_GPIE); + gpie |= IXGBE_GPIE_MSIX_MODE | IXGBE_GPIE_PBA_SUPPORT | + IXGBE_GPIE_OCD | IXGBE_GPIE_EIAME; + /* auto clearing and auto setting corresponding bits in EIMS + * when MSI-X interrupt is triggered + */ + if (hw->mac.type == ixgbe_mac_82598EB) { + IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE); + } else { + IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(0), 0xFFFFFFFF); + IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(1), 0xFFFFFFFF); + } + IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie); + + /* Populate the IVAR table and set the ITR values to the + * corresponding register. + */ + for (queue_id = 0; queue_id < dev->data->nb_rx_queues; + queue_id++) { + /* by default, 1:1 mapping */ + ixgbe_set_ivar_map(hw, 0, queue_id, vec); + intr_handle->intr_vec[queue_id] = vec; + if (vec < base + intr_handle->nb_efd - 1) + vec++; + } + + switch (hw->mac.type) { + case ixgbe_mac_82598EB: + ixgbe_set_ivar_map(hw, -1, IXGBE_IVAR_OTHER_CAUSES_INDEX, + IXGBE_MISC_VEC_ID); + break; + case ixgbe_mac_82599EB: + case ixgbe_mac_X540: + ixgbe_set_ivar_map(hw, -1, 1, IXGBE_MISC_VEC_ID); + break; + default: + break; + } + IXGBE_WRITE_REG(hw, IXGBE_EITR(IXGBE_MISC_VEC_ID), + IXGBE_MIN_INTER_INTERRUPT_INTERVAL_DEFAULT & 0xFFF); + + /* set up to autoclear timer, and the vectors */ + mask = IXGBE_EIMS_ENABLE_MASK; + mask &= ~(IXGBE_EIMS_OTHER | + IXGBE_EIMS_MAILBOX | + IXGBE_EIMS_LSC); + + IXGBE_WRITE_REG(hw, IXGBE_EIAC, mask); +} + +static int ixgbe_set_queue_rate_limit(struct rte_eth_dev *dev, + uint16_t queue_idx, uint16_t tx_rate) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t rf_dec, rf_int; + uint32_t bcnrc_val; + uint16_t link_speed = dev->data->dev_link.link_speed; + + if (queue_idx >= hw->mac.max_tx_queues) + return -EINVAL; + + if (tx_rate != 0) { + /* Calculate the rate factor values to set */ + rf_int = (uint32_t)link_speed / (uint32_t)tx_rate; + rf_dec = (uint32_t)link_speed % (uint32_t)tx_rate; + rf_dec = (rf_dec << IXGBE_RTTBCNRC_RF_INT_SHIFT) / tx_rate; + + bcnrc_val = IXGBE_RTTBCNRC_RS_ENA; + bcnrc_val |= ((rf_int << IXGBE_RTTBCNRC_RF_INT_SHIFT) & + IXGBE_RTTBCNRC_RF_INT_MASK_M); + bcnrc_val |= (rf_dec & IXGBE_RTTBCNRC_RF_DEC_MASK); + } else { + bcnrc_val = 0; + } + + /* + * Set global transmit compensation time to the MMW_SIZE in RTTBCNRM + * register. MMW_SIZE=0x014 if 9728-byte jumbo is supported, otherwise + * set as 0x4. + */ + if ((dev->data->dev_conf.rxmode.jumbo_frame == 1) && + (dev->data->dev_conf.rxmode.max_rx_pkt_len >= + IXGBE_MAX_JUMBO_FRAME_SIZE)) + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, + IXGBE_MMW_SIZE_JUMBO_FRAME); + else + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRM, + IXGBE_MMW_SIZE_DEFAULT); + + /* Set RTTBCNRC of queue X */ + IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, queue_idx); + IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, bcnrc_val); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +static int ixgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf, + uint16_t tx_rate, uint64_t q_msk) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_vf_info *vfinfo = + *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private)); + uint8_t nb_q_per_pool = RTE_ETH_DEV_SRIOV(dev).nb_q_per_pool; + uint32_t queue_stride = + IXGBE_MAX_RX_QUEUE_NUM / RTE_ETH_DEV_SRIOV(dev).active; + uint32_t queue_idx = vf * queue_stride, idx = 0, vf_idx; + uint32_t queue_end = queue_idx + nb_q_per_pool - 1; + uint16_t total_rate = 0; + + if (queue_end >= hw->mac.max_tx_queues) + return -EINVAL; + + if (vfinfo != NULL) { + for (vf_idx = 0; vf_idx < dev->pci_dev->max_vfs; vf_idx++) { + if (vf_idx == vf) + continue; + for (idx = 0; idx < RTE_DIM(vfinfo[vf_idx].tx_rate); + idx++) + total_rate += vfinfo[vf_idx].tx_rate[idx]; + } + } else + return -EINVAL; + + /* Store tx_rate for this vf. */ + for (idx = 0; idx < nb_q_per_pool; idx++) { + if (((uint64_t)0x1 << idx) & q_msk) { + if (vfinfo[vf].tx_rate[idx] != tx_rate) + vfinfo[vf].tx_rate[idx] = tx_rate; + total_rate += tx_rate; + } + } + + if (total_rate > dev->data->dev_link.link_speed) { + /* + * Reset stored TX rate of the VF if it causes exceed + * link speed. + */ + memset(vfinfo[vf].tx_rate, 0, sizeof(vfinfo[vf].tx_rate)); + return -EINVAL; + } + + /* Set RTTBCNRC of each queue/pool for vf X */ + for (; queue_idx <= queue_end; queue_idx++) { + if (0x1 & q_msk) + ixgbe_set_queue_rate_limit(dev, queue_idx, tx_rate); + q_msk = q_msk >> 1; + } + + return 0; +} + +static void +ixgbevf_add_mac_addr(struct rte_eth_dev *dev, struct ether_addr *mac_addr, + __attribute__((unused)) uint32_t index, + __attribute__((unused)) uint32_t pool) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int diag; + + /* + * On a 82599 VF, adding again the same MAC addr is not an idempotent + * operation. Trap this case to avoid exhausting the [very limited] + * set of PF resources used to store VF MAC addresses. + */ + if (memcmp(hw->mac.perm_addr, mac_addr, sizeof(struct ether_addr)) == 0) + return; + diag = ixgbevf_set_uc_addr_vf(hw, 2, mac_addr->addr_bytes); + if (diag == 0) + return; + PMD_DRV_LOG(ERR, "Unable to add MAC address - diag=%d", diag); +} + +static void +ixgbevf_remove_mac_addr(struct rte_eth_dev *dev, uint32_t index) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ether_addr *perm_addr = (struct ether_addr *) hw->mac.perm_addr; + struct ether_addr *mac_addr; + uint32_t i; + int diag; + + /* + * The IXGBE_VF_SET_MACVLAN command of the ixgbe-pf driver does + * not support the deletion of a given MAC address. + * Instead, it imposes to delete all MAC addresses, then to add again + * all MAC addresses with the exception of the one to be deleted. + */ + (void) ixgbevf_set_uc_addr_vf(hw, 0, NULL); + + /* + * Add again all MAC addresses, with the exception of the deleted one + * and of the permanent MAC address. + */ + for (i = 0, mac_addr = dev->data->mac_addrs; + i < hw->mac.num_rar_entries; i++, mac_addr++) { + /* Skip the deleted MAC address */ + if (i == index) + continue; + /* Skip NULL MAC addresses */ + if (is_zero_ether_addr(mac_addr)) + continue; + /* Skip the permanent MAC address */ + if (memcmp(perm_addr, mac_addr, sizeof(struct ether_addr)) == 0) + continue; + diag = ixgbevf_set_uc_addr_vf(hw, 2, mac_addr->addr_bytes); + if (diag != 0) + PMD_DRV_LOG(ERR, + "Adding again MAC address " + "%02x:%02x:%02x:%02x:%02x:%02x failed " + "diag=%d", + mac_addr->addr_bytes[0], + mac_addr->addr_bytes[1], + mac_addr->addr_bytes[2], + mac_addr->addr_bytes[3], + mac_addr->addr_bytes[4], + mac_addr->addr_bytes[5], + diag); + } +} + +static void +ixgbevf_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + hw->mac.ops.set_rar(hw, 0, (void *)addr, 0, 0); +} + +#define MAC_TYPE_FILTER_SUP(type) do {\ + if ((type) != ixgbe_mac_82599EB && (type) != ixgbe_mac_X540 &&\ + (type) != ixgbe_mac_X550 && (type) != ixgbe_mac_X550EM_x &&\ + (type) != ixgbe_mac_X550EM_a)\ + return -ENOTSUP;\ +} while (0) + +static int +ixgbe_syn_filter_set(struct rte_eth_dev *dev, + struct rte_eth_syn_filter *filter, + bool add) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t synqf; + + if (filter->queue >= IXGBE_MAX_RX_QUEUE_NUM) + return -EINVAL; + + synqf = IXGBE_READ_REG(hw, IXGBE_SYNQF); + + if (add) { + if (synqf & IXGBE_SYN_FILTER_ENABLE) + return -EINVAL; + synqf = (uint32_t)(((filter->queue << IXGBE_SYN_FILTER_QUEUE_SHIFT) & + IXGBE_SYN_FILTER_QUEUE) | IXGBE_SYN_FILTER_ENABLE); + + if (filter->hig_pri) + synqf |= IXGBE_SYN_FILTER_SYNQFP; + else + synqf &= ~IXGBE_SYN_FILTER_SYNQFP; + } else { + if (!(synqf & IXGBE_SYN_FILTER_ENABLE)) + return -ENOENT; + synqf &= ~(IXGBE_SYN_FILTER_QUEUE | IXGBE_SYN_FILTER_ENABLE); + } + IXGBE_WRITE_REG(hw, IXGBE_SYNQF, synqf); + IXGBE_WRITE_FLUSH(hw); + return 0; +} + +static int +ixgbe_syn_filter_get(struct rte_eth_dev *dev, + struct rte_eth_syn_filter *filter) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t synqf = IXGBE_READ_REG(hw, IXGBE_SYNQF); + + if (synqf & IXGBE_SYN_FILTER_ENABLE) { + filter->hig_pri = (synqf & IXGBE_SYN_FILTER_SYNQFP) ? 1 : 0; + filter->queue = (uint16_t)((synqf & IXGBE_SYN_FILTER_QUEUE) >> 1); + return 0; + } + return -ENOENT; +} + +static int +ixgbe_syn_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg) +{ + struct ixgbe_hw *hw = IXGBE_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 = ixgbe_syn_filter_set(dev, + (struct rte_eth_syn_filter *)arg, + TRUE); + break; + case RTE_ETH_FILTER_DELETE: + ret = ixgbe_syn_filter_set(dev, + (struct rte_eth_syn_filter *)arg, + FALSE); + break; + case RTE_ETH_FILTER_GET: + ret = ixgbe_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; +} + + +static inline enum ixgbe_5tuple_protocol +convert_protocol_type(uint8_t protocol_value) +{ + if (protocol_value == IPPROTO_TCP) + return IXGBE_FILTER_PROTOCOL_TCP; + else if (protocol_value == IPPROTO_UDP) + return IXGBE_FILTER_PROTOCOL_UDP; + else if (protocol_value == IPPROTO_SCTP) + return IXGBE_FILTER_PROTOCOL_SCTP; + else + return IXGBE_FILTER_PROTOCOL_NONE; +} + +/* + * add a 5tuple filter + * + * @param + * dev: Pointer to struct rte_eth_dev. + * index: the index the filter allocates. + * filter: ponter to the filter that will be added. + * rx_queue: the queue id the filter assigned to. + * + * @return + * - On success, zero. + * - On failure, a negative value. + */ +static int +ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, + struct ixgbe_5tuple_filter *filter) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + int i, idx, shift; + uint32_t ftqf, sdpqf; + uint32_t l34timir = 0; + uint8_t mask = 0xff; + + /* + * look for an unused 5tuple filter index, + * and insert the filter to list. + */ + for (i = 0; i < IXGBE_MAX_FTQF_FILTERS; i++) { + idx = i / (sizeof(uint32_t) * NBBY); + shift = i % (sizeof(uint32_t) * NBBY); + if (!(filter_info->fivetuple_mask[idx] & (1 << shift))) { + filter_info->fivetuple_mask[idx] |= 1 << shift; + filter->index = i; + TAILQ_INSERT_TAIL(&filter_info->fivetuple_list, + filter, + entries); + break; + } + } + if (i >= IXGBE_MAX_FTQF_FILTERS) { + PMD_DRV_LOG(ERR, "5tuple filters are full."); + return -ENOSYS; + } + + sdpqf = (uint32_t)(filter->filter_info.dst_port << + IXGBE_SDPQF_DSTPORT_SHIFT); + sdpqf = sdpqf | (filter->filter_info.src_port & IXGBE_SDPQF_SRCPORT); + + ftqf = (uint32_t)(filter->filter_info.proto & + IXGBE_FTQF_PROTOCOL_MASK); + ftqf |= (uint32_t)((filter->filter_info.priority & + IXGBE_FTQF_PRIORITY_MASK) << IXGBE_FTQF_PRIORITY_SHIFT); + if (filter->filter_info.src_ip_mask == 0) /* 0 means compare. */ + mask &= IXGBE_FTQF_SOURCE_ADDR_MASK; + if (filter->filter_info.dst_ip_mask == 0) + mask &= IXGBE_FTQF_DEST_ADDR_MASK; + if (filter->filter_info.src_port_mask == 0) + mask &= IXGBE_FTQF_SOURCE_PORT_MASK; + if (filter->filter_info.dst_port_mask == 0) + mask &= IXGBE_FTQF_DEST_PORT_MASK; + if (filter->filter_info.proto_mask == 0) + mask &= IXGBE_FTQF_PROTOCOL_COMP_MASK; + ftqf |= mask << IXGBE_FTQF_5TUPLE_MASK_SHIFT; + ftqf |= IXGBE_FTQF_POOL_MASK_EN; + ftqf |= IXGBE_FTQF_QUEUE_ENABLE; + + IXGBE_WRITE_REG(hw, IXGBE_DAQF(i), filter->filter_info.dst_ip); + IXGBE_WRITE_REG(hw, IXGBE_SAQF(i), filter->filter_info.src_ip); + IXGBE_WRITE_REG(hw, IXGBE_SDPQF(i), sdpqf); + IXGBE_WRITE_REG(hw, IXGBE_FTQF(i), ftqf); + + l34timir |= IXGBE_L34T_IMIR_RESERVE; + l34timir |= (uint32_t)(filter->queue << + IXGBE_L34T_IMIR_QUEUE_SHIFT); + IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(i), l34timir); + return 0; +} + +/* + * remove a 5tuple filter + * + * @param + * dev: Pointer to struct rte_eth_dev. + * filter: the pointer of the filter will be removed. + */ +static void +ixgbe_remove_5tuple_filter(struct rte_eth_dev *dev, + struct ixgbe_5tuple_filter *filter) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + uint16_t index = filter->index; + + filter_info->fivetuple_mask[index / (sizeof(uint32_t) * NBBY)] &= + ~(1 << (index % (sizeof(uint32_t) * NBBY))); + TAILQ_REMOVE(&filter_info->fivetuple_list, filter, entries); + rte_free(filter); + + IXGBE_WRITE_REG(hw, IXGBE_DAQF(index), 0); + IXGBE_WRITE_REG(hw, IXGBE_SAQF(index), 0); + IXGBE_WRITE_REG(hw, IXGBE_SDPQF(index), 0); + IXGBE_WRITE_REG(hw, IXGBE_FTQF(index), 0); + IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(index), 0); +} + +static int +ixgbevf_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu) +{ + struct ixgbe_hw *hw; + uint32_t max_frame = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if ((mtu < ETHER_MIN_MTU) || (max_frame > ETHER_MAX_JUMBO_FRAME_LEN)) + return -EINVAL; + + /* refuse mtu that requires the support of scattered packets when this + * feature has not been enabled before. */ + if (!dev->data->scattered_rx && + (max_frame + 2 * IXGBE_VLAN_TAG_SIZE > + dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM)) + return -EINVAL; + + /* + * When supported by the underlying PF driver, use the IXGBE_VF_SET_MTU + * request of the version 2.0 of the mailbox API. + * For now, use the IXGBE_VF_SET_LPE request of the version 1.0 + * of the mailbox API. + * This call to IXGBE_SET_LPE action won't work with ixgbe pf drivers + * prior to 3.11.33 which contains the following change: + * "ixgbe: Enable jumbo frames support w/ SR-IOV" + */ + ixgbevf_rlpml_set_vf(hw, max_frame); + + /* update max frame size */ + dev->data->dev_conf.rxmode.max_rx_pkt_len = max_frame; + return 0; +} + +#define MAC_TYPE_FILTER_SUP_EXT(type) do {\ + if ((type) != ixgbe_mac_82599EB && (type) != ixgbe_mac_X540)\ + return -ENOTSUP;\ +} while (0) + +static inline struct ixgbe_5tuple_filter * +ixgbe_5tuple_filter_lookup(struct ixgbe_5tuple_filter_list *filter_list, + struct ixgbe_5tuple_filter_info *key) +{ + struct ixgbe_5tuple_filter *it; + + TAILQ_FOREACH(it, filter_list, entries) { + if (memcmp(key, &it->filter_info, + sizeof(struct ixgbe_5tuple_filter_info)) == 0) { + return it; + } + } + return NULL; +} + +/* translate elements in struct rte_eth_ntuple_filter to struct ixgbe_5tuple_filter_info*/ +static inline int +ntuple_filter_to_5tuple(struct rte_eth_ntuple_filter *filter, + struct ixgbe_5tuple_filter_info *filter_info) +{ + if (filter->queue >= IXGBE_MAX_RX_QUEUE_NUM || + filter->priority > IXGBE_5TUPLE_MAX_PRI || + filter->priority < IXGBE_5TUPLE_MIN_PRI) + return -EINVAL; + + 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 = + convert_protocol_type(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; + return 0; +} + +/* + * 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 +ixgbe_add_del_ntuple_filter(struct rte_eth_dev *dev, + struct rte_eth_ntuple_filter *ntuple_filter, + bool add) +{ + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + struct ixgbe_5tuple_filter_info filter_5tuple; + struct ixgbe_5tuple_filter *filter; + int ret; + + if (ntuple_filter->flags != RTE_5TUPLE_FLAGS) { + PMD_DRV_LOG(ERR, "only 5tuple is supported."); + return -EINVAL; + } + + memset(&filter_5tuple, 0, sizeof(struct ixgbe_5tuple_filter_info)); + ret = ntuple_filter_to_5tuple(ntuple_filter, &filter_5tuple); + if (ret < 0) + return ret; + + filter = ixgbe_5tuple_filter_lookup(&filter_info->fivetuple_list, + &filter_5tuple); + if (filter != NULL && add) { + PMD_DRV_LOG(ERR, "filter exists."); + return -EEXIST; + } + if (filter == NULL && !add) { + PMD_DRV_LOG(ERR, "filter doesn't exist."); + return -ENOENT; + } + + if (add) { + filter = rte_zmalloc("ixgbe_5tuple_filter", + sizeof(struct ixgbe_5tuple_filter), 0); + if (filter == NULL) + return -ENOMEM; + (void)rte_memcpy(&filter->filter_info, + &filter_5tuple, + sizeof(struct ixgbe_5tuple_filter_info)); + filter->queue = ntuple_filter->queue; + ret = ixgbe_add_5tuple_filter(dev, filter); + if (ret < 0) { + rte_free(filter); + return ret; + } + } else + ixgbe_remove_5tuple_filter(dev, filter); + + return 0; +} + +/* + * 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 +ixgbe_get_ntuple_filter(struct rte_eth_dev *dev, + struct rte_eth_ntuple_filter *ntuple_filter) +{ + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + struct ixgbe_5tuple_filter_info filter_5tuple; + struct ixgbe_5tuple_filter *filter; + int ret; + + if (ntuple_filter->flags != RTE_5TUPLE_FLAGS) { + PMD_DRV_LOG(ERR, "only 5tuple is supported."); + return -EINVAL; + } + + memset(&filter_5tuple, 0, sizeof(struct ixgbe_5tuple_filter_info)); + ret = ntuple_filter_to_5tuple(ntuple_filter, &filter_5tuple); + if (ret < 0) + return ret; + + filter = ixgbe_5tuple_filter_lookup(&filter_info->fivetuple_list, + &filter_5tuple); + if (filter == NULL) { + PMD_DRV_LOG(ERR, "filter doesn't exist."); + return -ENOENT; + } + ntuple_filter->queue = filter->queue; + return 0; +} + +/* + * ixgbe_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 + * + * @return + * - On success, zero. + * - On failure, a negative value. + */ +static int +ixgbe_ntuple_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int ret; + + MAC_TYPE_FILTER_SUP_EXT(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 = ixgbe_add_del_ntuple_filter(dev, + (struct rte_eth_ntuple_filter *)arg, + TRUE); + break; + case RTE_ETH_FILTER_DELETE: + ret = ixgbe_add_del_ntuple_filter(dev, + (struct rte_eth_ntuple_filter *)arg, + FALSE); + break; + case RTE_ETH_FILTER_GET: + ret = ixgbe_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 +ixgbe_ethertype_filter_lookup(struct ixgbe_filter_info *filter_info, + uint16_t ethertype) +{ + int i; + + for (i = 0; i < IXGBE_MAX_ETQF_FILTERS; i++) { + if (filter_info->ethertype_filters[i] == ethertype && + (filter_info->ethertype_mask & (1 << i))) + return i; + } + return -1; +} + +static inline int +ixgbe_ethertype_filter_insert(struct ixgbe_filter_info *filter_info, + uint16_t ethertype) +{ + int i; + + for (i = 0; i < IXGBE_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 +ixgbe_ethertype_filter_remove(struct ixgbe_filter_info *filter_info, + uint8_t idx) +{ + if (idx >= IXGBE_MAX_ETQF_FILTERS) + return -1; + filter_info->ethertype_mask &= ~(1 << idx); + filter_info->ethertype_filters[idx] = 0; + return idx; +} + +static int +ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev, + struct rte_eth_ethertype_filter *filter, + bool add) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + uint32_t etqf = 0; + uint32_t etqs = 0; + int ret; + + if (filter->queue >= IXGBE_MAX_RX_QUEUE_NUM) + return -EINVAL; + + 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 = ixgbe_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 = ixgbe_ethertype_filter_insert(filter_info, + filter->ether_type); + if (ret < 0) { + PMD_DRV_LOG(ERR, "ethertype filters are full."); + return -ENOSYS; + } + etqf = IXGBE_ETQF_FILTER_EN; + etqf |= (uint32_t)filter->ether_type; + etqs |= (uint32_t)((filter->queue << + IXGBE_ETQS_RX_QUEUE_SHIFT) & + IXGBE_ETQS_RX_QUEUE); + etqs |= IXGBE_ETQS_QUEUE_EN; + } else { + ret = ixgbe_ethertype_filter_remove(filter_info, (uint8_t)ret); + if (ret < 0) + return -ENOSYS; + } + IXGBE_WRITE_REG(hw, IXGBE_ETQF(ret), etqf); + IXGBE_WRITE_REG(hw, IXGBE_ETQS(ret), etqs); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +static int +ixgbe_get_ethertype_filter(struct rte_eth_dev *dev, + struct rte_eth_ethertype_filter *filter) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + uint32_t etqf, etqs; + int ret; + + ret = ixgbe_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 = IXGBE_READ_REG(hw, IXGBE_ETQF(ret)); + if (etqf & IXGBE_ETQF_FILTER_EN) { + etqs = IXGBE_READ_REG(hw, IXGBE_ETQS(ret)); + filter->ether_type = etqf & IXGBE_ETQF_ETHERTYPE; + filter->flags = 0; + filter->queue = (etqs & IXGBE_ETQS_RX_QUEUE) >> + IXGBE_ETQS_RX_QUEUE_SHIFT; + return 0; + } + return -ENOENT; +} + +/* + * ixgbe_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 +ixgbe_ethertype_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg) +{ + struct ixgbe_hw *hw = IXGBE_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 = ixgbe_add_del_ethertype_filter(dev, + (struct rte_eth_ethertype_filter *)arg, + TRUE); + break; + case RTE_ETH_FILTER_DELETE: + ret = ixgbe_add_del_ethertype_filter(dev, + (struct rte_eth_ethertype_filter *)arg, + FALSE); + break; + case RTE_ETH_FILTER_GET: + ret = ixgbe_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 +ixgbe_dev_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 = ixgbe_ntuple_filter_handle(dev, filter_op, arg); + break; + case RTE_ETH_FILTER_ETHERTYPE: + ret = ixgbe_ethertype_filter_handle(dev, filter_op, arg); + break; + case RTE_ETH_FILTER_SYN: + ret = ixgbe_syn_filter_handle(dev, filter_op, arg); + break; + case RTE_ETH_FILTER_FDIR: + ret = ixgbe_fdir_ctrl_func(dev, filter_op, arg); + break; + case RTE_ETH_FILTER_L2_TUNNEL: + ret = ixgbe_dev_l2_tunnel_filter_handle(dev, filter_op, arg); + break; + default: + PMD_DRV_LOG(WARNING, "Filter type (%d) not supported", + filter_type); + break; + } + + return ret; +} + +static u8 * +ixgbe_dev_addr_list_itr(__attribute__((unused)) struct ixgbe_hw *hw, + u8 **mc_addr_ptr, u32 *vmdq) +{ + u8 *mc_addr; + + *vmdq = 0; + mc_addr = *mc_addr_ptr; + *mc_addr_ptr = (mc_addr + sizeof(struct ether_addr)); + return mc_addr; +} + +static int +ixgbe_dev_set_mc_addr_list(struct rte_eth_dev *dev, + struct ether_addr *mc_addr_set, + uint32_t nb_mc_addr) +{ + struct ixgbe_hw *hw; + u8 *mc_addr_list; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + mc_addr_list = (u8 *)mc_addr_set; + return ixgbe_update_mc_addr_list(hw, mc_addr_list, nb_mc_addr, + ixgbe_dev_addr_list_itr, TRUE); +} + +static uint64_t +ixgbe_read_systime_cyclecounter(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint64_t systime_cycles; + + switch (hw->mac.type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + /* SYSTIMEL stores ns and SYSTIMEH stores seconds. */ + systime_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_SYSTIML); + systime_cycles += (uint64_t)IXGBE_READ_REG(hw, IXGBE_SYSTIMH) + * NSEC_PER_SEC; + break; + default: + systime_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_SYSTIML); + systime_cycles |= (uint64_t)IXGBE_READ_REG(hw, IXGBE_SYSTIMH) + << 32; + } + + return systime_cycles; +} + +static uint64_t +ixgbe_read_rx_tstamp_cyclecounter(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint64_t rx_tstamp_cycles; + + switch (hw->mac.type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + /* RXSTMPL stores ns and RXSTMPH stores seconds. */ + rx_tstamp_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_RXSTMPL); + rx_tstamp_cycles += (uint64_t)IXGBE_READ_REG(hw, IXGBE_RXSTMPH) + * NSEC_PER_SEC; + break; + default: + /* RXSTMPL stores ns and RXSTMPH stores seconds. */ + rx_tstamp_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_RXSTMPL); + rx_tstamp_cycles |= (uint64_t)IXGBE_READ_REG(hw, IXGBE_RXSTMPH) + << 32; + } + + return rx_tstamp_cycles; +} + +static uint64_t +ixgbe_read_tx_tstamp_cyclecounter(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint64_t tx_tstamp_cycles; + + switch (hw->mac.type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + /* TXSTMPL stores ns and TXSTMPH stores seconds. */ + tx_tstamp_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_TXSTMPL); + tx_tstamp_cycles += (uint64_t)IXGBE_READ_REG(hw, IXGBE_TXSTMPH) + * NSEC_PER_SEC; + break; + default: + /* TXSTMPL stores ns and TXSTMPH stores seconds. */ + tx_tstamp_cycles = (uint64_t)IXGBE_READ_REG(hw, IXGBE_TXSTMPL); + tx_tstamp_cycles |= (uint64_t)IXGBE_READ_REG(hw, IXGBE_TXSTMPH) + << 32; + } + + return tx_tstamp_cycles; +} + +static void +ixgbe_start_timecounters(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + struct rte_eth_link link; + uint32_t incval = 0; + uint32_t shift = 0; + + /* Get current link speed. */ + memset(&link, 0, sizeof(link)); + ixgbe_dev_link_update(dev, 1); + rte_ixgbe_dev_atomic_read_link_status(dev, &link); + + switch (link.link_speed) { + case ETH_SPEED_NUM_100M: + incval = IXGBE_INCVAL_100; + shift = IXGBE_INCVAL_SHIFT_100; + break; + case ETH_SPEED_NUM_1G: + incval = IXGBE_INCVAL_1GB; + shift = IXGBE_INCVAL_SHIFT_1GB; + break; + case ETH_SPEED_NUM_10G: + default: + incval = IXGBE_INCVAL_10GB; + shift = IXGBE_INCVAL_SHIFT_10GB; + break; + } + + switch (hw->mac.type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + /* Independent of link speed. */ + incval = 1; + /* Cycles read will be interpreted as ns. */ + shift = 0; + /* Fall-through */ + case ixgbe_mac_X540: + IXGBE_WRITE_REG(hw, IXGBE_TIMINCA, incval); + break; + case ixgbe_mac_82599EB: + incval >>= IXGBE_INCVAL_SHIFT_82599; + shift -= IXGBE_INCVAL_SHIFT_82599; + IXGBE_WRITE_REG(hw, IXGBE_TIMINCA, + (1 << IXGBE_INCPER_SHIFT_82599) | 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 = IXGBE_CYCLECOUNTER_MASK; + adapter->systime_tc.cc_shift = shift; + adapter->systime_tc.nsec_mask = (1ULL << shift) - 1; + + adapter->rx_tstamp_tc.cc_mask = IXGBE_CYCLECOUNTER_MASK; + adapter->rx_tstamp_tc.cc_shift = shift; + adapter->rx_tstamp_tc.nsec_mask = (1ULL << shift) - 1; + + adapter->tx_tstamp_tc.cc_mask = IXGBE_CYCLECOUNTER_MASK; + adapter->tx_tstamp_tc.cc_shift = shift; + adapter->tx_tstamp_tc.nsec_mask = (1ULL << shift) - 1; +} + +static int +ixgbe_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta) +{ + struct ixgbe_adapter *adapter = + (struct ixgbe_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 +ixgbe_timesync_write_time(struct rte_eth_dev *dev, const struct timespec *ts) +{ + uint64_t ns; + struct ixgbe_adapter *adapter = + (struct ixgbe_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 +ixgbe_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts) +{ + uint64_t ns, systime_cycles; + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + + systime_cycles = ixgbe_read_systime_cyclecounter(dev); + ns = rte_timecounter_update(&adapter->systime_tc, systime_cycles); + *ts = rte_ns_to_timespec(ns); + + return 0; +} + +static int +ixgbe_timesync_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t tsync_ctl; + uint32_t tsauxc; + + /* Stop the timesync system time. */ + IXGBE_WRITE_REG(hw, IXGBE_TIMINCA, 0x0); + /* Reset the timesync system time value. */ + IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0x0); + IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0x0); + + /* Enable system time for platforms where it isn't on by default. */ + tsauxc = IXGBE_READ_REG(hw, IXGBE_TSAUXC); + tsauxc &= ~IXGBE_TSAUXC_DISABLE_SYSTIME; + IXGBE_WRITE_REG(hw, IXGBE_TSAUXC, tsauxc); + + ixgbe_start_timecounters(dev); + + /* Enable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */ + IXGBE_WRITE_REG(hw, IXGBE_ETQF(IXGBE_ETQF_FILTER_1588), + (ETHER_TYPE_1588 | + IXGBE_ETQF_FILTER_EN | + IXGBE_ETQF_1588)); + + /* Enable timestamping of received PTP packets. */ + tsync_ctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL); + tsync_ctl |= IXGBE_TSYNCRXCTL_ENABLED; + IXGBE_WRITE_REG(hw, IXGBE_TSYNCRXCTL, tsync_ctl); + + /* Enable timestamping of transmitted PTP packets. */ + tsync_ctl = IXGBE_READ_REG(hw, IXGBE_TSYNCTXCTL); + tsync_ctl |= IXGBE_TSYNCTXCTL_ENABLED; + IXGBE_WRITE_REG(hw, IXGBE_TSYNCTXCTL, tsync_ctl); + + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +static int +ixgbe_timesync_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t tsync_ctl; + + /* Disable timestamping of transmitted PTP packets. */ + tsync_ctl = IXGBE_READ_REG(hw, IXGBE_TSYNCTXCTL); + tsync_ctl &= ~IXGBE_TSYNCTXCTL_ENABLED; + IXGBE_WRITE_REG(hw, IXGBE_TSYNCTXCTL, tsync_ctl); + + /* Disable timestamping of received PTP packets. */ + tsync_ctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL); + tsync_ctl &= ~IXGBE_TSYNCRXCTL_ENABLED; + IXGBE_WRITE_REG(hw, IXGBE_TSYNCRXCTL, tsync_ctl); + + /* Disable L2 filtering of IEEE1588/802.1AS Ethernet frame types. */ + IXGBE_WRITE_REG(hw, IXGBE_ETQF(IXGBE_ETQF_FILTER_1588), 0); + + /* Stop incrementating the System Time registers. */ + IXGBE_WRITE_REG(hw, IXGBE_TIMINCA, 0); + + return 0; +} + +static int +ixgbe_timesync_read_rx_timestamp(struct rte_eth_dev *dev, + struct timespec *timestamp, + uint32_t flags __rte_unused) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + uint32_t tsync_rxctl; + uint64_t rx_tstamp_cycles; + uint64_t ns; + + tsync_rxctl = IXGBE_READ_REG(hw, IXGBE_TSYNCRXCTL); + if ((tsync_rxctl & IXGBE_TSYNCRXCTL_VALID) == 0) + return -EINVAL; + + rx_tstamp_cycles = ixgbe_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 +ixgbe_timesync_read_tx_timestamp(struct rte_eth_dev *dev, + struct timespec *timestamp) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_adapter *adapter = + (struct ixgbe_adapter *)dev->data->dev_private; + uint32_t tsync_txctl; + uint64_t tx_tstamp_cycles; + uint64_t ns; + + tsync_txctl = IXGBE_READ_REG(hw, IXGBE_TSYNCTXCTL); + if ((tsync_txctl & IXGBE_TSYNCTXCTL_VALID) == 0) + return -EINVAL; + + tx_tstamp_cycles = ixgbe_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 +ixgbe_get_reg_length(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int count = 0; + int g_ind = 0; + const struct reg_info *reg_group; + const struct reg_info **reg_set = (hw->mac.type == ixgbe_mac_82598EB) ? + ixgbe_regs_mac_82598EB : ixgbe_regs_others; + + while ((reg_group = reg_set[g_ind++])) + count += ixgbe_regs_group_count(reg_group); + + return count; +} + +static int +ixgbevf_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 = ixgbevf_regs[g_ind++])) + count += ixgbe_regs_group_count(reg_group); + + return count; +} + +static int +ixgbe_get_regs(struct rte_eth_dev *dev, + struct rte_dev_reg_info *regs) +{ + struct ixgbe_hw *hw = IXGBE_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; + const struct reg_info **reg_set = (hw->mac.type == ixgbe_mac_82598EB) ? + ixgbe_regs_mac_82598EB : ixgbe_regs_others; + + /* Support only full register dump */ + if ((regs->length == 0) || + (regs->length == (uint32_t)ixgbe_get_reg_length(dev))) { + regs->version = hw->mac.type << 24 | hw->revision_id << 16 | + hw->device_id; + while ((reg_group = reg_set[g_ind++])) + count += ixgbe_read_regs_group(dev, &data[count], + reg_group); + return 0; + } + + return -ENOTSUP; +} + +static int +ixgbevf_get_regs(struct rte_eth_dev *dev, + struct rte_dev_reg_info *regs) +{ + struct ixgbe_hw *hw = IXGBE_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)ixgbevf_get_reg_length(dev))) { + regs->version = hw->mac.type << 24 | hw->revision_id << 16 | + hw->device_id; + while ((reg_group = ixgbevf_regs[g_ind++])) + count += ixgbe_read_regs_group(dev, &data[count], + reg_group); + return 0; + } + + return -ENOTSUP; +} + +static int +ixgbe_get_eeprom_length(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* Return unit is byte count */ + return hw->eeprom.word_size * 2; +} + +static int +ixgbe_get_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *in_eeprom) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_eeprom_info *eeprom = &hw->eeprom; + uint16_t *data = in_eeprom->data; + int first, length; + + first = in_eeprom->offset >> 1; + length = in_eeprom->length >> 1; + if ((first > hw->eeprom.word_size) || + ((first + length) > hw->eeprom.word_size)) + return -EINVAL; + + in_eeprom->magic = hw->vendor_id | (hw->device_id << 16); + + return eeprom->ops.read_buffer(hw, first, length, data); +} + +static int +ixgbe_set_eeprom(struct rte_eth_dev *dev, + struct rte_dev_eeprom_info *in_eeprom) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct ixgbe_eeprom_info *eeprom = &hw->eeprom; + uint16_t *data = in_eeprom->data; + int first, length; + + first = in_eeprom->offset >> 1; + length = in_eeprom->length >> 1; + if ((first > hw->eeprom.word_size) || + ((first + length) > hw->eeprom.word_size)) + return -EINVAL; + + in_eeprom->magic = hw->vendor_id | (hw->device_id << 16); + + return eeprom->ops.write_buffer(hw, first, length, data); +} + +uint16_t +ixgbe_reta_size_get(enum ixgbe_mac_type mac_type) { + switch (mac_type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + return ETH_RSS_RETA_SIZE_512; + case ixgbe_mac_X550_vf: + case ixgbe_mac_X550EM_x_vf: + case ixgbe_mac_X550EM_a_vf: + return ETH_RSS_RETA_SIZE_64; + default: + return ETH_RSS_RETA_SIZE_128; + } +} + +uint32_t +ixgbe_reta_reg_get(enum ixgbe_mac_type mac_type, uint16_t reta_idx) { + switch (mac_type) { + case ixgbe_mac_X550: + case ixgbe_mac_X550EM_x: + case ixgbe_mac_X550EM_a: + if (reta_idx < ETH_RSS_RETA_SIZE_128) + return IXGBE_RETA(reta_idx >> 2); + else + return IXGBE_ERETA((reta_idx - ETH_RSS_RETA_SIZE_128) >> 2); + case ixgbe_mac_X550_vf: + case ixgbe_mac_X550EM_x_vf: + case ixgbe_mac_X550EM_a_vf: + return IXGBE_VFRETA(reta_idx >> 2); + default: + return IXGBE_RETA(reta_idx >> 2); + } +} + +uint32_t +ixgbe_mrqc_reg_get(enum ixgbe_mac_type mac_type) { + switch (mac_type) { + case ixgbe_mac_X550_vf: + case ixgbe_mac_X550EM_x_vf: + case ixgbe_mac_X550EM_a_vf: + return IXGBE_VFMRQC; + default: + return IXGBE_MRQC; + } +} + +uint32_t +ixgbe_rssrk_reg_get(enum ixgbe_mac_type mac_type, uint8_t i) { + switch (mac_type) { + case ixgbe_mac_X550_vf: + case ixgbe_mac_X550EM_x_vf: + case ixgbe_mac_X550EM_a_vf: + return IXGBE_VFRSSRK(i); + default: + return IXGBE_RSSRK(i); + } +} + +bool +ixgbe_rss_update_sp(enum ixgbe_mac_type mac_type) { + switch (mac_type) { + case ixgbe_mac_82599_vf: + case ixgbe_mac_X540_vf: + return 0; + default: + return 1; + } +} + +static int +ixgbe_dev_get_dcb_info(struct rte_eth_dev *dev, + struct rte_eth_dcb_info *dcb_info) +{ + struct ixgbe_dcb_config *dcb_config = + IXGBE_DEV_PRIVATE_TO_DCB_CFG(dev->data->dev_private); + struct ixgbe_dcb_tc_config *tc; + uint8_t i, j; + + if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_DCB_FLAG) + dcb_info->nb_tcs = dcb_config->num_tcs.pg_tcs; + else + dcb_info->nb_tcs = 1; + + if (dcb_config->vt_mode) { /* vt is enabled*/ + struct rte_eth_vmdq_dcb_conf *vmdq_rx_conf = + &dev->data->dev_conf.rx_adv_conf.vmdq_dcb_conf; + for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) + dcb_info->prio_tc[i] = vmdq_rx_conf->dcb_tc[i]; + for (i = 0; i < vmdq_rx_conf->nb_queue_pools; i++) { + for (j = 0; j < dcb_info->nb_tcs; j++) { + dcb_info->tc_queue.tc_rxq[i][j].base = + i * dcb_info->nb_tcs + j; + dcb_info->tc_queue.tc_rxq[i][j].nb_queue = 1; + dcb_info->tc_queue.tc_txq[i][j].base = + i * dcb_info->nb_tcs + j; + dcb_info->tc_queue.tc_txq[i][j].nb_queue = 1; + } + } + } else { /* vt is disabled*/ + struct rte_eth_dcb_rx_conf *rx_conf = + &dev->data->dev_conf.rx_adv_conf.dcb_rx_conf; + for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) + dcb_info->prio_tc[i] = rx_conf->dcb_tc[i]; + if (dcb_info->nb_tcs == ETH_4_TCS) { + for (i = 0; i < dcb_info->nb_tcs; i++) { + dcb_info->tc_queue.tc_rxq[0][i].base = i * 32; + dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16; + } + dcb_info->tc_queue.tc_txq[0][0].base = 0; + dcb_info->tc_queue.tc_txq[0][1].base = 64; + dcb_info->tc_queue.tc_txq[0][2].base = 96; + dcb_info->tc_queue.tc_txq[0][3].base = 112; + dcb_info->tc_queue.tc_txq[0][0].nb_queue = 64; + dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16; + } else if (dcb_info->nb_tcs == ETH_8_TCS) { + for (i = 0; i < dcb_info->nb_tcs; i++) { + dcb_info->tc_queue.tc_rxq[0][i].base = i * 16; + dcb_info->tc_queue.tc_rxq[0][i].nb_queue = 16; + } + dcb_info->tc_queue.tc_txq[0][0].base = 0; + dcb_info->tc_queue.tc_txq[0][1].base = 32; + dcb_info->tc_queue.tc_txq[0][2].base = 64; + dcb_info->tc_queue.tc_txq[0][3].base = 80; + dcb_info->tc_queue.tc_txq[0][4].base = 96; + dcb_info->tc_queue.tc_txq[0][5].base = 104; + dcb_info->tc_queue.tc_txq[0][6].base = 112; + dcb_info->tc_queue.tc_txq[0][7].base = 120; + dcb_info->tc_queue.tc_txq[0][0].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][1].nb_queue = 32; + dcb_info->tc_queue.tc_txq[0][2].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][3].nb_queue = 16; + dcb_info->tc_queue.tc_txq[0][4].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][5].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][6].nb_queue = 8; + dcb_info->tc_queue.tc_txq[0][7].nb_queue = 8; + } + } + for (i = 0; i < dcb_info->nb_tcs; i++) { + tc = &dcb_config->tc_config[i]; + dcb_info->tc_bws[i] = tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent; + } + return 0; +} + +/* Update e-tag ether type */ +static int +ixgbe_update_e_tag_eth_type(struct ixgbe_hw *hw, + uint16_t ether_type) +{ + uint32_t etag_etype; + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + etag_etype = IXGBE_READ_REG(hw, IXGBE_ETAG_ETYPE); + etag_etype &= ~IXGBE_ETAG_ETYPE_MASK; + etag_etype |= ether_type; + IXGBE_WRITE_REG(hw, IXGBE_ETAG_ETYPE, etag_etype); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/* Config l2 tunnel ether type */ +static int +ixgbe_dev_l2_tunnel_eth_type_conf(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (l2_tunnel == NULL) + return -EINVAL; + + switch (l2_tunnel->l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_update_e_tag_eth_type(hw, l2_tunnel->ether_type); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Enable e-tag tunnel */ +static int +ixgbe_e_tag_enable(struct ixgbe_hw *hw) +{ + uint32_t etag_etype; + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + etag_etype = IXGBE_READ_REG(hw, IXGBE_ETAG_ETYPE); + etag_etype |= IXGBE_ETAG_ETYPE_VALID; + IXGBE_WRITE_REG(hw, IXGBE_ETAG_ETYPE, etag_etype); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/* Enable l2 tunnel */ +static int +ixgbe_dev_l2_tunnel_enable(struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_enable(hw); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Disable e-tag tunnel */ +static int +ixgbe_e_tag_disable(struct ixgbe_hw *hw) +{ + uint32_t etag_etype; + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + etag_etype = IXGBE_READ_REG(hw, IXGBE_ETAG_ETYPE); + etag_etype &= ~IXGBE_ETAG_ETYPE_VALID; + IXGBE_WRITE_REG(hw, IXGBE_ETAG_ETYPE, etag_etype); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/* Disable l2 tunnel */ +static int +ixgbe_dev_l2_tunnel_disable(struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_disable(hw); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +static int +ixgbe_e_tag_filter_del(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t i, rar_entries; + uint32_t rar_low, rar_high; + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + rar_entries = ixgbe_get_num_rx_addrs(hw); + + for (i = 1; i < rar_entries; i++) { + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(i)); + rar_low = IXGBE_READ_REG(hw, IXGBE_RAL(i)); + if ((rar_high & IXGBE_RAH_AV) && + (rar_high & IXGBE_RAH_ADTYPE) && + ((rar_low & IXGBE_RAL_ETAG_FILTER_MASK) == + l2_tunnel->tunnel_id)) { + IXGBE_WRITE_REG(hw, IXGBE_RAL(i), 0); + IXGBE_WRITE_REG(hw, IXGBE_RAH(i), 0); + + ixgbe_clear_vmdq(hw, i, IXGBE_CLEAR_VMDQ_ALL); + + return ret; + } + } + + return ret; +} + +static int +ixgbe_e_tag_filter_add(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + uint32_t i, rar_entries; + uint32_t rar_low, rar_high; + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + /* One entry for one tunnel. Try to remove potential existing entry. */ + ixgbe_e_tag_filter_del(dev, l2_tunnel); + + rar_entries = ixgbe_get_num_rx_addrs(hw); + + for (i = 1; i < rar_entries; i++) { + rar_high = IXGBE_READ_REG(hw, IXGBE_RAH(i)); + if (rar_high & IXGBE_RAH_AV) { + continue; + } else { + ixgbe_set_vmdq(hw, i, l2_tunnel->pool); + rar_high = IXGBE_RAH_AV | IXGBE_RAH_ADTYPE; + rar_low = l2_tunnel->tunnel_id; + + IXGBE_WRITE_REG(hw, IXGBE_RAL(i), rar_low); + IXGBE_WRITE_REG(hw, IXGBE_RAH(i), rar_high); + + return ret; + } + } + + PMD_INIT_LOG(NOTICE, "The table of E-tag forwarding rule is full." + " Please remove a rule before adding a new one."); + return -EINVAL; +} + +/* Add l2 tunnel filter */ +static int +ixgbe_dev_l2_tunnel_filter_add(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + + switch (l2_tunnel->l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_filter_add(dev, l2_tunnel); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Delete l2 tunnel filter */ +static int +ixgbe_dev_l2_tunnel_filter_del(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + + switch (l2_tunnel->l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_filter_del(dev, l2_tunnel); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/** + * ixgbe_dev_l2_tunnel_filter_handle - Handle operations for l2 tunnel 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 +ixgbe_dev_l2_tunnel_filter_handle(struct rte_eth_dev *dev, + enum rte_filter_op filter_op, + void *arg) +{ + int ret = 0; + + 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 = ixgbe_dev_l2_tunnel_filter_add + (dev, + (struct rte_eth_l2_tunnel_conf *)arg); + break; + case RTE_ETH_FILTER_DELETE: + ret = ixgbe_dev_l2_tunnel_filter_del + (dev, + (struct rte_eth_l2_tunnel_conf *)arg); + break; + default: + PMD_DRV_LOG(ERR, "unsupported operation %u.", filter_op); + ret = -EINVAL; + break; + } + return ret; +} + +static int +ixgbe_e_tag_forwarding_en_dis(struct rte_eth_dev *dev, bool en) +{ + int ret = 0; + uint32_t ctrl; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + ctrl = IXGBE_READ_REG(hw, IXGBE_VT_CTL); + ctrl &= ~IXGBE_VT_CTL_POOLING_MODE_MASK; + if (en) + ctrl |= IXGBE_VT_CTL_POOLING_MODE_ETAG; + IXGBE_WRITE_REG(hw, IXGBE_VT_CTL, ctrl); + + return ret; +} + +/* Enable l2 tunnel forwarding */ +static int +ixgbe_dev_l2_tunnel_forwarding_enable + (struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_forwarding_en_dis(dev, 1); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Disable l2 tunnel forwarding */ +static int +ixgbe_dev_l2_tunnel_forwarding_disable + (struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_forwarding_en_dis(dev, 0); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +static int +ixgbe_e_tag_insertion_en_dis(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel, + bool en) +{ + int ret = 0; + uint32_t vmtir, vmvir; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (l2_tunnel->vf_id >= dev->pci_dev->max_vfs) { + PMD_DRV_LOG(ERR, + "VF id %u should be less than %u", + l2_tunnel->vf_id, + dev->pci_dev->max_vfs); + return -EINVAL; + } + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + if (en) + vmtir = l2_tunnel->tunnel_id; + else + vmtir = 0; + + IXGBE_WRITE_REG(hw, IXGBE_VMTIR(l2_tunnel->vf_id), vmtir); + + vmvir = IXGBE_READ_REG(hw, IXGBE_VMVIR(l2_tunnel->vf_id)); + vmvir &= ~IXGBE_VMVIR_TAGA_MASK; + if (en) + vmvir |= IXGBE_VMVIR_TAGA_ETAG_INSERT; + IXGBE_WRITE_REG(hw, IXGBE_VMVIR(l2_tunnel->vf_id), vmvir); + + return ret; +} + +/* Enable l2 tunnel tag insertion */ +static int +ixgbe_dev_l2_tunnel_insertion_enable(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + + switch (l2_tunnel->l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_insertion_en_dis(dev, l2_tunnel, 1); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Disable l2 tunnel tag insertion */ +static int +ixgbe_dev_l2_tunnel_insertion_disable + (struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel) +{ + int ret = 0; + + switch (l2_tunnel->l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_insertion_en_dis(dev, l2_tunnel, 0); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +static int +ixgbe_e_tag_stripping_en_dis(struct rte_eth_dev *dev, + bool en) +{ + int ret = 0; + uint32_t qde; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + qde = IXGBE_READ_REG(hw, IXGBE_QDE); + if (en) + qde |= IXGBE_QDE_STRIP_TAG; + else + qde &= ~IXGBE_QDE_STRIP_TAG; + qde &= ~IXGBE_QDE_READ; + qde |= IXGBE_QDE_WRITE; + IXGBE_WRITE_REG(hw, IXGBE_QDE, qde); + + return ret; +} + +/* Enable l2 tunnel tag stripping */ +static int +ixgbe_dev_l2_tunnel_stripping_enable + (struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_stripping_en_dis(dev, 1); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Disable l2 tunnel tag stripping */ +static int +ixgbe_dev_l2_tunnel_stripping_disable + (struct rte_eth_dev *dev, + enum rte_eth_tunnel_type l2_tunnel_type) +{ + int ret = 0; + + switch (l2_tunnel_type) { + case RTE_L2_TUNNEL_TYPE_E_TAG: + ret = ixgbe_e_tag_stripping_en_dis(dev, 0); + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Enable/disable l2 tunnel offload functions */ +static int +ixgbe_dev_l2_tunnel_offload_set + (struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel, + uint32_t mask, + uint8_t en) +{ + int ret = 0; + + if (l2_tunnel == NULL) + return -EINVAL; + + ret = -EINVAL; + if (mask & ETH_L2_TUNNEL_ENABLE_MASK) { + if (en) + ret = ixgbe_dev_l2_tunnel_enable( + dev, + l2_tunnel->l2_tunnel_type); + else + ret = ixgbe_dev_l2_tunnel_disable( + dev, + l2_tunnel->l2_tunnel_type); + } + + if (mask & ETH_L2_TUNNEL_INSERTION_MASK) { + if (en) + ret = ixgbe_dev_l2_tunnel_insertion_enable( + dev, + l2_tunnel); + else + ret = ixgbe_dev_l2_tunnel_insertion_disable( + dev, + l2_tunnel); + } + + if (mask & ETH_L2_TUNNEL_STRIPPING_MASK) { + if (en) + ret = ixgbe_dev_l2_tunnel_stripping_enable( + dev, + l2_tunnel->l2_tunnel_type); + else + ret = ixgbe_dev_l2_tunnel_stripping_disable( + dev, + l2_tunnel->l2_tunnel_type); + } + + if (mask & ETH_L2_TUNNEL_FORWARDING_MASK) { + if (en) + ret = ixgbe_dev_l2_tunnel_forwarding_enable( + dev, + l2_tunnel->l2_tunnel_type); + else + ret = ixgbe_dev_l2_tunnel_forwarding_disable( + dev, + l2_tunnel->l2_tunnel_type); + } + + return ret; +} + +static int +ixgbe_update_vxlan_port(struct ixgbe_hw *hw, + uint16_t port) +{ + IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, port); + IXGBE_WRITE_FLUSH(hw); + + return 0; +} + +/* There's only one register for VxLAN UDP port. + * So, we cannot add several ports. Will update it. + */ +static int +ixgbe_add_vxlan_port(struct ixgbe_hw *hw, + uint16_t port) +{ + if (port == 0) { + PMD_DRV_LOG(ERR, "Add VxLAN port 0 is not allowed."); + return -EINVAL; + } + + return ixgbe_update_vxlan_port(hw, port); +} + +/* We cannot delete the VxLAN port. For there's a register for VxLAN + * UDP port, it must have a value. + * So, will reset it to the original value 0. + */ +static int +ixgbe_del_vxlan_port(struct ixgbe_hw *hw, + uint16_t port) +{ + uint16_t cur_port; + + cur_port = (uint16_t)IXGBE_READ_REG(hw, IXGBE_VXLANCTRL); + + if (cur_port != port) { + PMD_DRV_LOG(ERR, "Port %u does not exist.", port); + return -EINVAL; + } + + return ixgbe_update_vxlan_port(hw, 0); +} + +/* Add UDP tunneling port */ +static int +ixgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev, + struct rte_eth_udp_tunnel *udp_tunnel) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + if (udp_tunnel == NULL) + return -EINVAL; + + switch (udp_tunnel->prot_type) { + case RTE_TUNNEL_TYPE_VXLAN: + ret = ixgbe_add_vxlan_port(hw, udp_tunnel->udp_port); + break; + + case RTE_TUNNEL_TYPE_GENEVE: + case RTE_TUNNEL_TYPE_TEREDO: + PMD_DRV_LOG(ERR, "Tunnel type is not supported now."); + ret = -EINVAL; + break; + + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* Remove UDP tunneling port */ +static int +ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev, + struct rte_eth_udp_tunnel *udp_tunnel) +{ + int ret = 0; + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (hw->mac.type != ixgbe_mac_X550 && + hw->mac.type != ixgbe_mac_X550EM_x && + hw->mac.type != ixgbe_mac_X550EM_a) { + return -ENOTSUP; + } + + if (udp_tunnel == NULL) + return -EINVAL; + + switch (udp_tunnel->prot_type) { + case RTE_TUNNEL_TYPE_VXLAN: + ret = ixgbe_del_vxlan_port(hw, udp_tunnel->udp_port); + break; + case RTE_TUNNEL_TYPE_GENEVE: + case RTE_TUNNEL_TYPE_TEREDO: + PMD_DRV_LOG(ERR, "Tunnel type is not supported now."); + ret = -EINVAL; + break; + default: + PMD_DRV_LOG(ERR, "Invalid tunnel type"); + ret = -EINVAL; + break; + } + + return ret; +} + +/* ixgbevf_update_xcast_mode - Update Multicast mode + * @hw: pointer to the HW structure + * @netdev: pointer to net device structure + * @xcast_mode: new multicast mode + * + * Updates the Multicast Mode of VF. + */ +static int ixgbevf_update_xcast_mode(struct ixgbe_hw *hw, + int xcast_mode) +{ + struct ixgbe_mbx_info *mbx = &hw->mbx; + u32 msgbuf[2]; + s32 err; + + switch (hw->api_version) { + case ixgbe_mbox_api_12: + break; + default: + return -EOPNOTSUPP; + } + + msgbuf[0] = IXGBE_VF_UPDATE_XCAST_MODE; + msgbuf[1] = xcast_mode; + + err = mbx->ops.write_posted(hw, msgbuf, 2, 0); + if (err) + return err; + + err = mbx->ops.read_posted(hw, msgbuf, 2, 0); + if (err) + return err; + + msgbuf[0] &= ~IXGBE_VT_MSGTYPE_CTS; + if (msgbuf[0] == (IXGBE_VF_UPDATE_XCAST_MODE | IXGBE_VT_MSGTYPE_NACK)) + return -EPERM; + + return 0; +} + +static void +ixgbevf_dev_allmulticast_enable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ixgbevf_update_xcast_mode(hw, IXGBEVF_XCAST_MODE_ALLMULTI); +} + +static void +ixgbevf_dev_allmulticast_disable(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ixgbevf_update_xcast_mode(hw, IXGBEVF_XCAST_MODE_NONE); +} + +static struct rte_driver rte_ixgbe_driver = { + .type = PMD_PDEV, + .init = rte_ixgbe_pmd_init, +}; + +static struct rte_driver rte_ixgbevf_driver = { + .type = PMD_PDEV, + .init = rte_ixgbevf_pmd_init, +}; + +PMD_REGISTER_DRIVER(rte_ixgbe_driver); +PMD_REGISTER_DRIVER(rte_ixgbevf_driver); |