diff options
Diffstat (limited to 'src/dpdk_lib18/librte_pmd_e1000/igb_ethdev.c')
| -rwxr-xr-x | src/dpdk_lib18/librte_pmd_e1000/igb_ethdev.c | 3164 |
1 files changed, 0 insertions, 3164 deletions
diff --git a/src/dpdk_lib18/librte_pmd_e1000/igb_ethdev.c b/src/dpdk_lib18/librte_pmd_e1000/igb_ethdev.c deleted file mode 100755 index 0cebf985..00000000 --- a/src/dpdk_lib18/librte_pmd_e1000/igb_ethdev.c +++ /dev/null @@ -1,3164 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <sys/queue.h> -#include <stdio.h> -#include <errno.h> -#include <stdint.h> -#include <stdarg.h> - -#include <rte_common.h> -#include <rte_interrupts.h> -#include <rte_byteorder.h> -#include <rte_log.h> -#include <rte_debug.h> -#include <rte_pci.h> -#include <rte_ether.h> -#include <rte_ethdev.h> -#include <rte_memory.h> -#include <rte_memzone.h> -#include <rte_tailq.h> -#include <rte_eal.h> -#include <rte_atomic.h> -#include <rte_malloc.h> -#include <rte_dev.h> - -#include "e1000_logs.h" -#include "e1000/e1000_api.h" -#include "e1000_ethdev.h" - -/* - * Default values for port configuration - */ -#define IGB_DEFAULT_RX_FREE_THRESH 32 -#define IGB_DEFAULT_RX_PTHRESH 8 -#define IGB_DEFAULT_RX_HTHRESH 8 -#define IGB_DEFAULT_RX_WTHRESH 0 - -#define IGB_DEFAULT_TX_PTHRESH 32 -#define IGB_DEFAULT_TX_HTHRESH 0 -#define IGB_DEFAULT_TX_WTHRESH 0 - -/* Bit shift and mask */ -#define IGB_4_BIT_WIDTH (CHAR_BIT / 2) -#define IGB_4_BIT_MASK RTE_LEN2MASK(IGB_4_BIT_WIDTH, uint8_t) -#define IGB_8_BIT_WIDTH CHAR_BIT -#define IGB_8_BIT_MASK UINT8_MAX - -static int eth_igb_configure(struct rte_eth_dev *dev); -static int eth_igb_start(struct rte_eth_dev *dev); -static void eth_igb_stop(struct rte_eth_dev *dev); -static void eth_igb_close(struct rte_eth_dev *dev); -static void eth_igb_promiscuous_enable(struct rte_eth_dev *dev); -static void eth_igb_promiscuous_disable(struct rte_eth_dev *dev); -static void eth_igb_allmulticast_enable(struct rte_eth_dev *dev); -static void eth_igb_allmulticast_disable(struct rte_eth_dev *dev); -static int eth_igb_link_update(struct rte_eth_dev *dev, - int wait_to_complete); -static void eth_igb_stats_get(struct rte_eth_dev *dev, - struct rte_eth_stats *rte_stats); -static void eth_igb_stats_reset(struct rte_eth_dev *dev); -static void eth_igb_infos_get(struct rte_eth_dev *dev, - struct rte_eth_dev_info *dev_info); -static void eth_igbvf_infos_get(struct rte_eth_dev *dev, - struct rte_eth_dev_info *dev_info); -static int eth_igb_flow_ctrl_get(struct rte_eth_dev *dev, - struct rte_eth_fc_conf *fc_conf); -static int eth_igb_flow_ctrl_set(struct rte_eth_dev *dev, - struct rte_eth_fc_conf *fc_conf); -static int eth_igb_lsc_interrupt_setup(struct rte_eth_dev *dev); -static int eth_igb_interrupt_get_status(struct rte_eth_dev *dev); -static int eth_igb_interrupt_action(struct rte_eth_dev *dev); -static void eth_igb_interrupt_handler(struct rte_intr_handle *handle, - void *param); -static int igb_hardware_init(struct e1000_hw *hw); -static void igb_hw_control_acquire(struct e1000_hw *hw); -static void igb_hw_control_release(struct e1000_hw *hw); -static void igb_init_manageability(struct e1000_hw *hw); -static void igb_release_manageability(struct e1000_hw *hw); - -static int eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu); - -static int eth_igb_vlan_filter_set(struct rte_eth_dev *dev, - uint16_t vlan_id, int on); -static void eth_igb_vlan_tpid_set(struct rte_eth_dev *dev, uint16_t tpid_id); -static void eth_igb_vlan_offload_set(struct rte_eth_dev *dev, int mask); - -static void igb_vlan_hw_filter_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_filter_disable(struct rte_eth_dev *dev); -static void igb_vlan_hw_strip_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_strip_disable(struct rte_eth_dev *dev); -static void igb_vlan_hw_extend_enable(struct rte_eth_dev *dev); -static void igb_vlan_hw_extend_disable(struct rte_eth_dev *dev); - -static int eth_igb_led_on(struct rte_eth_dev *dev); -static int eth_igb_led_off(struct rte_eth_dev *dev); - -static void igb_intr_disable(struct e1000_hw *hw); -static int igb_get_rx_buffer_size(struct e1000_hw *hw); -static void eth_igb_rar_set(struct rte_eth_dev *dev, - struct ether_addr *mac_addr, - uint32_t index, uint32_t pool); -static void eth_igb_rar_clear(struct rte_eth_dev *dev, uint32_t index); - -static void igbvf_intr_disable(struct e1000_hw *hw); -static int igbvf_dev_configure(struct rte_eth_dev *dev); -static int igbvf_dev_start(struct rte_eth_dev *dev); -static void igbvf_dev_stop(struct rte_eth_dev *dev); -static void igbvf_dev_close(struct rte_eth_dev *dev); -static int eth_igbvf_link_update(struct e1000_hw *hw); -static void eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats); -static void eth_igbvf_stats_reset(struct rte_eth_dev *dev); -static int igbvf_vlan_filter_set(struct rte_eth_dev *dev, - uint16_t vlan_id, int on); -static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on); -static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on); -static int eth_igb_rss_reta_update(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size); -static int eth_igb_rss_reta_query(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size); -static int eth_igb_add_syn_filter(struct rte_eth_dev *dev, - struct rte_syn_filter *filter, uint16_t rx_queue); -static int eth_igb_remove_syn_filter(struct rte_eth_dev *dev); -static int eth_igb_get_syn_filter(struct rte_eth_dev *dev, - struct rte_syn_filter *filter, uint16_t *rx_queue); -static int eth_igb_add_ethertype_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_ethertype_filter *filter, uint16_t rx_queue); -static int eth_igb_remove_ethertype_filter(struct rte_eth_dev *dev, - uint16_t index); -static int eth_igb_get_ethertype_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_ethertype_filter *filter, uint16_t *rx_queue); -static int eth_igb_add_2tuple_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_2tuple_filter *filter, uint16_t rx_queue); -static int eth_igb_remove_2tuple_filter(struct rte_eth_dev *dev, - uint16_t index); -static int eth_igb_get_2tuple_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_2tuple_filter *filter, uint16_t *rx_queue); -static int eth_igb_add_flex_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_flex_filter *filter, uint16_t rx_queue); -static int eth_igb_remove_flex_filter(struct rte_eth_dev *dev, - uint16_t index); -static int eth_igb_get_flex_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_flex_filter *filter, uint16_t *rx_queue); -static int eth_igb_add_5tuple_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_5tuple_filter *filter, uint16_t rx_queue); -static int eth_igb_remove_5tuple_filter(struct rte_eth_dev *dev, - uint16_t index); -static int eth_igb_get_5tuple_filter(struct rte_eth_dev *dev, - uint16_t index, - struct rte_5tuple_filter *filter, uint16_t *rx_queue); - -/* - * Define VF Stats MACRO for Non "cleared on read" register - */ -#define UPDATE_VF_STAT(reg, last, cur) \ -{ \ - u32 latest = E1000_READ_REG(hw, reg); \ - cur += latest - last; \ - last = latest; \ -} - - -#define IGB_FC_PAUSE_TIME 0x0680 -#define IGB_LINK_UPDATE_CHECK_TIMEOUT 10 /* 9s */ -#define IGB_LINK_UPDATE_CHECK_INTERVAL 100 /* ms */ - - -#define IGBVF_PMD_NAME "rte_igbvf_pmd" /* PMD name */ - -static enum e1000_fc_mode igb_fc_setting = e1000_fc_full; - -/* - * The set of PCI devices this driver supports - */ -static struct rte_pci_id pci_id_igb_map[] = { - -#define RTE_PCI_DEV_ID_DECL_IGB(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, -#include "rte_pci_dev_ids.h" - -{.device_id = 0}, -}; - -/* - * The set of PCI devices this driver supports (for 82576&I350 VF) - */ -static struct rte_pci_id pci_id_igbvf_map[] = { - -#define RTE_PCI_DEV_ID_DECL_IGBVF(vend, dev) {RTE_PCI_DEVICE(vend, dev)}, -#include "rte_pci_dev_ids.h" - -{.device_id = 0}, -}; - -static struct eth_dev_ops eth_igb_ops = { - .dev_configure = eth_igb_configure, - .dev_start = eth_igb_start, - .dev_stop = eth_igb_stop, - .dev_close = eth_igb_close, - .promiscuous_enable = eth_igb_promiscuous_enable, - .promiscuous_disable = eth_igb_promiscuous_disable, - .allmulticast_enable = eth_igb_allmulticast_enable, - .allmulticast_disable = eth_igb_allmulticast_disable, - .link_update = eth_igb_link_update, - .stats_get = eth_igb_stats_get, - .stats_reset = eth_igb_stats_reset, - .dev_infos_get = eth_igb_infos_get, - .mtu_set = eth_igb_mtu_set, - .vlan_filter_set = eth_igb_vlan_filter_set, - .vlan_tpid_set = eth_igb_vlan_tpid_set, - .vlan_offload_set = eth_igb_vlan_offload_set, - .rx_queue_setup = eth_igb_rx_queue_setup, - .rx_queue_release = eth_igb_rx_queue_release, - .rx_queue_count = eth_igb_rx_queue_count, - .rx_descriptor_done = eth_igb_rx_descriptor_done, - .tx_queue_setup = eth_igb_tx_queue_setup, - .tx_queue_release = eth_igb_tx_queue_release, - .dev_led_on = eth_igb_led_on, - .dev_led_off = eth_igb_led_off, - .flow_ctrl_get = eth_igb_flow_ctrl_get, - .flow_ctrl_set = eth_igb_flow_ctrl_set, - .mac_addr_add = eth_igb_rar_set, - .mac_addr_remove = eth_igb_rar_clear, - .reta_update = eth_igb_rss_reta_update, - .reta_query = eth_igb_rss_reta_query, - .rss_hash_update = eth_igb_rss_hash_update, - .rss_hash_conf_get = eth_igb_rss_hash_conf_get, - .add_syn_filter = eth_igb_add_syn_filter, - .remove_syn_filter = eth_igb_remove_syn_filter, - .get_syn_filter = eth_igb_get_syn_filter, - .add_ethertype_filter = eth_igb_add_ethertype_filter, - .remove_ethertype_filter = eth_igb_remove_ethertype_filter, - .get_ethertype_filter = eth_igb_get_ethertype_filter, - .add_2tuple_filter = eth_igb_add_2tuple_filter, - .remove_2tuple_filter = eth_igb_remove_2tuple_filter, - .get_2tuple_filter = eth_igb_get_2tuple_filter, - .add_flex_filter = eth_igb_add_flex_filter, - .remove_flex_filter = eth_igb_remove_flex_filter, - .get_flex_filter = eth_igb_get_flex_filter, - .add_5tuple_filter = eth_igb_add_5tuple_filter, - .remove_5tuple_filter = eth_igb_remove_5tuple_filter, - .get_5tuple_filter = eth_igb_get_5tuple_filter, -}; - -/* - * dev_ops for virtual function, bare necessities for basic vf - * operation have been implemented - */ -static struct eth_dev_ops igbvf_eth_dev_ops = { - .dev_configure = igbvf_dev_configure, - .dev_start = igbvf_dev_start, - .dev_stop = igbvf_dev_stop, - .dev_close = igbvf_dev_close, - .link_update = eth_igb_link_update, - .stats_get = eth_igbvf_stats_get, - .stats_reset = eth_igbvf_stats_reset, - .vlan_filter_set = igbvf_vlan_filter_set, - .dev_infos_get = eth_igbvf_infos_get, - .rx_queue_setup = eth_igb_rx_queue_setup, - .rx_queue_release = eth_igb_rx_queue_release, - .tx_queue_setup = eth_igb_tx_queue_setup, - .tx_queue_release = eth_igb_tx_queue_release, -}; - -/** - * Atomically reads the link status information from global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_read_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = link; - struct rte_eth_link *src = &(dev->data->dev_link); - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -/** - * Atomically writes the link status information into global - * structure rte_eth_dev. - * - * @param dev - * - Pointer to the structure rte_eth_dev to read from. - * - Pointer to the buffer to be saved with the link status. - * - * @return - * - On success, zero. - * - On failure, negative value. - */ -static inline int -rte_igb_dev_atomic_write_link_status(struct rte_eth_dev *dev, - struct rte_eth_link *link) -{ - struct rte_eth_link *dst = &(dev->data->dev_link); - struct rte_eth_link *src = link; - - if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, - *(uint64_t *)src) == 0) - return -1; - - return 0; -} - -static inline void -igb_intr_enable(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - E1000_WRITE_REG(hw, E1000_IMS, intr->mask); - E1000_WRITE_FLUSH(hw); -} - -static void -igb_intr_disable(struct e1000_hw *hw) -{ - E1000_WRITE_REG(hw, E1000_IMC, ~0); - E1000_WRITE_FLUSH(hw); -} - -static inline int32_t -igb_pf_reset_hw(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - int32_t status; - - status = e1000_reset_hw(hw); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - return status; -} - -static void -igb_identify_hardware(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - hw->vendor_id = dev->pci_dev->id.vendor_id; - hw->device_id = dev->pci_dev->id.device_id; - hw->subsystem_vendor_id = dev->pci_dev->id.subsystem_vendor_id; - hw->subsystem_device_id = dev->pci_dev->id.subsystem_device_id; - - e1000_set_mac_type(hw); - - /* need to check if it is a vf device below */ -} - -static int -igb_reset_swfw_lock(struct e1000_hw *hw) -{ - int ret_val; - - /* - * Do mac ops initialization manually here, since we will need - * some function pointers set by this call. - */ - ret_val = e1000_init_mac_params(hw); - if (ret_val) - return ret_val; - - /* - * SMBI lock should not fail in this early stage. If this is the case, - * it is due to an improper exit of the application. - * So force the release of the faulty lock. - */ - if (e1000_get_hw_semaphore_generic(hw) < 0) { - PMD_DRV_LOG(DEBUG, "SMBI lock released"); - } - e1000_put_hw_semaphore_generic(hw); - - if (hw->mac.ops.acquire_swfw_sync != NULL) { - uint16_t mask; - - /* - * Phy lock should not fail in this early stage. If this is the case, - * it is due to an improper exit of the application. - * So force the release of the faulty lock. - */ - mask = E1000_SWFW_PHY0_SM << hw->bus.func; - if (hw->bus.func > E1000_FUNC_1) - mask <<= 2; - if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) { - PMD_DRV_LOG(DEBUG, "SWFW phy%d lock released", - hw->bus.func); - } - hw->mac.ops.release_swfw_sync(hw, mask); - - /* - * This one is more tricky since it is common to all ports; but - * swfw_sync retries last long enough (1s) to be almost sure that if - * lock can not be taken it is due to an improper lock of the - * semaphore. - */ - mask = E1000_SWFW_EEP_SM; - if (hw->mac.ops.acquire_swfw_sync(hw, mask) < 0) { - PMD_DRV_LOG(DEBUG, "SWFW common locks released"); - } - hw->mac.ops.release_swfw_sync(hw, mask); - } - - return E1000_SUCCESS; -} - -static int -eth_igb_dev_init(__attribute__((unused)) struct eth_driver *eth_drv, - struct rte_eth_dev *eth_dev) -{ - int error = 0; - struct rte_pci_device *pci_dev; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private); - uint32_t ctrl_ext; - - pci_dev = eth_dev->pci_dev; - eth_dev->dev_ops = ð_igb_ops; - eth_dev->rx_pkt_burst = ð_igb_recv_pkts; - eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; - - /* for secondary processes, we don't initialise any further as primary - * has already done this work. Only check we don't need a different - * RX function */ - if (rte_eal_process_type() != RTE_PROC_PRIMARY){ - if (eth_dev->data->scattered_rx) - eth_dev->rx_pkt_burst = ð_igb_recv_scattered_pkts; - return 0; - } - - hw->hw_addr= (void *)pci_dev->mem_resource[0].addr; - - igb_identify_hardware(eth_dev); - if (e1000_setup_init_funcs(hw, FALSE) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - e1000_get_bus_info(hw); - - /* Reset any pending lock */ - if (igb_reset_swfw_lock(hw) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - /* Finish initialization */ - if (e1000_setup_init_funcs(hw, TRUE) != E1000_SUCCESS) { - error = -EIO; - goto err_late; - } - - hw->mac.autoneg = 1; - hw->phy.autoneg_wait_to_complete = 0; - hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX; - - /* Copper options */ - if (hw->phy.media_type == e1000_media_type_copper) { - hw->phy.mdix = 0; /* AUTO_ALL_MODES */ - hw->phy.disable_polarity_correction = 0; - hw->phy.ms_type = e1000_ms_hw_default; - } - - /* - * Start from a known state, this is important in reading the nvm - * and mac from that. - */ - igb_pf_reset_hw(hw); - - /* Make sure we have a good EEPROM before we read from it */ - if (e1000_validate_nvm_checksum(hw) < 0) { - /* - * Some PCI-E parts fail the first check due to - * the link being in sleep state, call it again, - * if it fails a second time its a real issue. - */ - if (e1000_validate_nvm_checksum(hw) < 0) { - PMD_INIT_LOG(ERR, "EEPROM checksum invalid"); - error = -EIO; - goto err_late; - } - } - - /* Read the permanent MAC address out of the EEPROM */ - if (e1000_read_mac_addr(hw) != 0) { - PMD_INIT_LOG(ERR, "EEPROM error while reading MAC address"); - error = -EIO; - goto err_late; - } - - /* Allocate memory for storing MAC addresses */ - eth_dev->data->mac_addrs = rte_zmalloc("e1000", - ETHER_ADDR_LEN * hw->mac.rar_entry_count, 0); - if (eth_dev->data->mac_addrs == NULL) { - PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to " - "store MAC addresses", - ETHER_ADDR_LEN * hw->mac.rar_entry_count); - error = -ENOMEM; - goto err_late; - } - - /* Copy the permanent MAC address */ - ether_addr_copy((struct ether_addr *)hw->mac.addr, ð_dev->data->mac_addrs[0]); - - /* initialize the vfta */ - memset(shadow_vfta, 0, sizeof(*shadow_vfta)); - - /* Now initialize the hardware */ - if (igb_hardware_init(hw) != 0) { - PMD_INIT_LOG(ERR, "Hardware initialization failed"); - rte_free(eth_dev->data->mac_addrs); - eth_dev->data->mac_addrs = NULL; - error = -ENODEV; - goto err_late; - } - hw->mac.get_link_status = 1; - - /* Indicate SOL/IDER usage */ - if (e1000_check_reset_block(hw) < 0) { - PMD_INIT_LOG(ERR, "PHY reset is blocked due to" - "SOL/IDER session"); - } - - /* initialize PF if max_vfs not zero */ - igb_pf_host_init(eth_dev); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x", - eth_dev->data->port_id, pci_dev->id.vendor_id, - pci_dev->id.device_id); - - rte_intr_callback_register(&(pci_dev->intr_handle), - eth_igb_interrupt_handler, (void *)eth_dev); - - /* enable uio intr after callback register */ - rte_intr_enable(&(pci_dev->intr_handle)); - - /* enable support intr */ - igb_intr_enable(eth_dev); - - return 0; - -err_late: - igb_hw_control_release(hw); - - return (error); -} - -/* - * Virtual Function device init - */ -static int -eth_igbvf_dev_init(__attribute__((unused)) struct eth_driver *eth_drv, - struct rte_eth_dev *eth_dev) -{ - struct rte_pci_device *pci_dev; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); - int diag; - - PMD_INIT_FUNC_TRACE(); - - eth_dev->dev_ops = &igbvf_eth_dev_ops; - eth_dev->rx_pkt_burst = ð_igb_recv_pkts; - eth_dev->tx_pkt_burst = ð_igb_xmit_pkts; - - /* for secondary processes, we don't initialise any further as primary - * has already done this work. Only check we don't need a different - * RX function */ - if (rte_eal_process_type() != RTE_PROC_PRIMARY){ - if (eth_dev->data->scattered_rx) - eth_dev->rx_pkt_burst = ð_igb_recv_scattered_pkts; - return 0; - } - - pci_dev = eth_dev->pci_dev; - - 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 shared code (base driver) */ - diag = e1000_setup_init_funcs(hw, TRUE); - if (diag != 0) { - PMD_INIT_LOG(ERR, "Shared code init failed for igbvf: %d", - diag); - return -EIO; - } - - /* init_mailbox_params */ - hw->mbx.ops.init_params(hw); - - /* Disable the interrupts for VF */ - igbvf_intr_disable(hw); - - diag = hw->mac.ops.reset_hw(hw); - - /* Allocate memory for storing MAC addresses */ - eth_dev->data->mac_addrs = rte_zmalloc("igbvf", ETHER_ADDR_LEN * - hw->mac.rar_entry_count, 0); - if (eth_dev->data->mac_addrs == NULL) { - PMD_INIT_LOG(ERR, - "Failed to allocate %d bytes needed to store MAC " - "addresses", - ETHER_ADDR_LEN * hw->mac.rar_entry_count); - return -ENOMEM; - } - - /* Copy the permanent MAC address */ - ether_addr_copy((struct ether_addr *) hw->mac.perm_addr, - ð_dev->data->mac_addrs[0]); - - PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x " - "mac.type=%s", - eth_dev->data->port_id, pci_dev->id.vendor_id, - pci_dev->id.device_id, "igb_mac_82576_vf"); - - return 0; -} - -static struct eth_driver rte_igb_pmd = { - { - .name = "rte_igb_pmd", - .id_table = pci_id_igb_map, - .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, - }, - .eth_dev_init = eth_igb_dev_init, - .dev_private_size = sizeof(struct e1000_adapter), -}; - -/* - * virtual function driver struct - */ -static struct eth_driver rte_igbvf_pmd = { - { - .name = "rte_igbvf_pmd", - .id_table = pci_id_igbvf_map, - .drv_flags = RTE_PCI_DRV_NEED_MAPPING, - }, - .eth_dev_init = eth_igbvf_dev_init, - .dev_private_size = sizeof(struct e1000_adapter), -}; - -static int -rte_igb_pmd_init(const char *name __rte_unused, const char *params __rte_unused) -{ - rte_eth_driver_register(&rte_igb_pmd); - return 0; -} - -static void -igb_vmdq_vlan_hw_filter_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - /* RCTL: enable VLAN filter since VMDq always use VLAN filter */ - uint32_t rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -/* - * VF Driver initialization routine. - * Invoked one at EAL init time. - * Register itself as the [Virtual Poll Mode] Driver of PCI IGB devices. - */ -static int -rte_igbvf_pmd_init(const char *name __rte_unused, const char *params __rte_unused) -{ - PMD_INIT_FUNC_TRACE(); - - rte_eth_driver_register(&rte_igbvf_pmd); - return (0); -} - -static int -eth_igb_configure(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - intr->flags |= E1000_FLAG_NEED_LINK_UPDATE; - PMD_INIT_FUNC_TRACE(); - - return (0); -} - -static int -eth_igb_start(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret, i, mask; - uint32_t ctrl_ext; - - PMD_INIT_FUNC_TRACE(); - - /* Power up the phy. Needed to make the link go Up */ - e1000_power_up_phy(hw); - - /* - * Packet Buffer Allocation (PBA) - * Writing PBA sets the receive portion of the buffer - * the remainder is used for the transmit buffer. - */ - if (hw->mac.type == e1000_82575) { - uint32_t pba; - - pba = E1000_PBA_32K; /* 32K for Rx, 16K for Tx */ - E1000_WRITE_REG(hw, E1000_PBA, pba); - } - - /* Put the address into the Receive Address Array */ - e1000_rar_set(hw, hw->mac.addr, 0); - - /* Initialize the hardware */ - if (igb_hardware_init(hw)) { - PMD_INIT_LOG(ERR, "Unable to initialize the hardware"); - return (-EIO); - } - - E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN); - - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - /* Set PF Reset Done bit so PF/VF Mail Ops can work */ - ctrl_ext |= E1000_CTRL_EXT_PFRSTD; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(hw); - - /* configure PF module if SRIOV enabled */ - igb_pf_host_configure(dev); - - /* Configure for OS presence */ - igb_init_manageability(hw); - - eth_igb_tx_init(dev); - - /* This can fail when allocating mbufs for descriptor rings */ - ret = eth_igb_rx_init(dev); - if (ret) { - PMD_INIT_LOG(ERR, "Unable to initialize RX hardware"); - igb_dev_clear_queues(dev); - return ret; - } - - e1000_clear_hw_cntrs_base_generic(hw); - - /* - * VLAN Offload Settings - */ - mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK | \ - ETH_VLAN_EXTEND_MASK; - eth_igb_vlan_offload_set(dev, mask); - - if (dev->data->dev_conf.rxmode.mq_mode == ETH_MQ_RX_VMDQ_ONLY) { - /* Enable VLAN filter since VMDq always use VLAN filter */ - igb_vmdq_vlan_hw_filter_enable(dev); - } - - /* - * Configure the Interrupt Moderation register (EITR) with the maximum - * possible value (0xFFFF) to minimize "System Partial Write" issued by - * spurious [DMA] memory updates of RX and TX ring descriptors. - * - * With a EITR granularity of 2 microseconds in the 82576, only 7/8 - * spurious memory updates per second should be expected. - * ((65535 * 2) / 1000.1000 ~= 0.131 second). - * - * Because interrupts are not used at all, the MSI-X is not activated - * and interrupt moderation is controlled by EITR[0]. - * - * Note that having [almost] disabled memory updates of RX and TX ring - * descriptors through the Interrupt Moderation mechanism, memory - * updates of ring descriptors are now moderated by the configurable - * value of Write-Back Threshold registers. - */ - if ((hw->mac.type == e1000_82576) || (hw->mac.type == e1000_82580) || - (hw->mac.type == e1000_i350) || (hw->mac.type == e1000_i210) || - (hw->mac.type == e1000_i211)) { - uint32_t ivar; - - /* Enable all RX & TX queues in the IVAR registers */ - ivar = (uint32_t) ((E1000_IVAR_VALID << 16) | E1000_IVAR_VALID); - for (i = 0; i < 8; i++) - E1000_WRITE_REG_ARRAY(hw, E1000_IVAR0, i, ivar); - - /* Configure EITR with the maximum possible value (0xFFFF) */ - E1000_WRITE_REG(hw, E1000_EITR(0), 0xFFFF); - } - - /* Setup link speed and duplex */ - switch (dev->data->dev_conf.link_speed) { - case ETH_LINK_SPEED_AUTONEG: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_HALF_DUPLEX; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_FULL_DUPLEX; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_10: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_10_SPEED; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_10_HALF; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_10_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_100: - if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) - hw->phy.autoneg_advertised = E1000_ALL_100_SPEED; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_HALF_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_100_HALF; - else if (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX) - hw->phy.autoneg_advertised = ADVERTISE_100_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_1000: - if ((dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX) || - (dev->data->dev_conf.link_duplex == ETH_LINK_FULL_DUPLEX)) - hw->phy.autoneg_advertised = ADVERTISE_1000_FULL; - else - goto error_invalid_config; - break; - case ETH_LINK_SPEED_10000: - default: - goto error_invalid_config; - } - e1000_setup_link(hw); - - /* check if lsc interrupt feature is enabled */ - if (dev->data->dev_conf.intr_conf.lsc != 0) - ret = eth_igb_lsc_interrupt_setup(dev); - - /* resume enabled intr since hw reset */ - igb_intr_enable(dev); - - PMD_INIT_LOG(DEBUG, "<<"); - - return (0); - -error_invalid_config: - PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u", - dev->data->dev_conf.link_speed, - dev->data->dev_conf.link_duplex, dev->data->port_id); - igb_dev_clear_queues(dev); - return (-EINVAL); -} - -/********************************************************************* - * - * This routine disables all traffic on the adapter by issuing a - * global reset on the MAC. - * - **********************************************************************/ -static void -eth_igb_stop(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link; - - igb_intr_disable(hw); - igb_pf_reset_hw(hw); - E1000_WRITE_REG(hw, E1000_WUC, 0); - - /* Set bit for Go Link disconnect */ - if (hw->mac.type >= e1000_82580) { - uint32_t phpm_reg; - - phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT); - phpm_reg |= E1000_82580_PM_GO_LINKD; - E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg); - } - - /* Power down the phy. Needed to make the link go Down */ - e1000_power_down_phy(hw); - - igb_dev_clear_queues(dev); - - /* clear the recorded link status */ - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); -} - -static void -eth_igb_close(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link; - - eth_igb_stop(dev); - e1000_phy_hw_reset(hw); - igb_release_manageability(hw); - igb_hw_control_release(hw); - - /* Clear bit for Go Link disconnect */ - if (hw->mac.type >= e1000_82580) { - uint32_t phpm_reg; - - phpm_reg = E1000_READ_REG(hw, E1000_82580_PHY_POWER_MGMT); - phpm_reg &= ~E1000_82580_PM_GO_LINKD; - E1000_WRITE_REG(hw, E1000_82580_PHY_POWER_MGMT, phpm_reg); - } - - igb_dev_clear_queues(dev); - - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_write_link_status(dev, &link); -} - -static int -igb_get_rx_buffer_size(struct e1000_hw *hw) -{ - uint32_t rx_buf_size; - if (hw->mac.type == e1000_82576) { - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0xffff) << 10; - } else if (hw->mac.type == e1000_82580 || hw->mac.type == e1000_i350) { - /* PBS needs to be translated according to a lookup table */ - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0xf); - rx_buf_size = (uint32_t) e1000_rxpbs_adjust_82580(rx_buf_size); - rx_buf_size = (rx_buf_size << 10); - } else if (hw->mac.type == e1000_i210 || hw->mac.type == e1000_i211) { - rx_buf_size = (E1000_READ_REG(hw, E1000_RXPBS) & 0x3f) << 10; - } else { - rx_buf_size = (E1000_READ_REG(hw, E1000_PBA) & 0xffff) << 10; - } - - return rx_buf_size; -} - -/********************************************************************* - * - * Initialize the hardware - * - **********************************************************************/ -static int -igb_hardware_init(struct e1000_hw *hw) -{ - uint32_t rx_buf_size; - int diag; - - /* Let the firmware know the OS is in control */ - igb_hw_control_acquire(hw); - - /* - * These parameters control the automatic generation (Tx) and - * response (Rx) to Ethernet PAUSE frames. - * - High water mark should allow for at least two standard size (1518) - * frames to be received after sending an XOFF. - * - Low water mark works best when it is very near the high water mark. - * This allows the receiver to restart by sending XON when it has - * drained a bit. Here we use an arbitrary value of 1500 which will - * restart after one full frame is pulled from the buffer. There - * could be several smaller frames in the buffer and if so they will - * not trigger the XON until their total number reduces the buffer - * by 1500. - * - The pause time is fairly large at 1000 x 512ns = 512 usec. - */ - rx_buf_size = igb_get_rx_buffer_size(hw); - - hw->fc.high_water = rx_buf_size - (ETHER_MAX_LEN * 2); - hw->fc.low_water = hw->fc.high_water - 1500; - hw->fc.pause_time = IGB_FC_PAUSE_TIME; - hw->fc.send_xon = 1; - - /* Set Flow control, use the tunable location if sane */ - if ((igb_fc_setting != e1000_fc_none) && (igb_fc_setting < 4)) - hw->fc.requested_mode = igb_fc_setting; - else - hw->fc.requested_mode = e1000_fc_none; - - /* Issue a global reset */ - igb_pf_reset_hw(hw); - E1000_WRITE_REG(hw, E1000_WUC, 0); - - diag = e1000_init_hw(hw); - if (diag < 0) - return (diag); - - E1000_WRITE_REG(hw, E1000_VET, ETHER_TYPE_VLAN << 16 | ETHER_TYPE_VLAN); - e1000_get_phy_info(hw); - e1000_check_for_link(hw); - - return (0); -} - -/* This function is based on igb_update_stats_counters() in igb/if_igb.c */ -static void -eth_igb_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_hw_stats *stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - int pause_frames; - - if(hw->phy.media_type == e1000_media_type_copper || - (E1000_READ_REG(hw, E1000_STATUS) & E1000_STATUS_LU)) { - stats->symerrs += - E1000_READ_REG(hw,E1000_SYMERRS); - stats->sec += E1000_READ_REG(hw, E1000_SEC); - } - - stats->crcerrs += E1000_READ_REG(hw, E1000_CRCERRS); - stats->mpc += E1000_READ_REG(hw, E1000_MPC); - stats->scc += E1000_READ_REG(hw, E1000_SCC); - stats->ecol += E1000_READ_REG(hw, E1000_ECOL); - - stats->mcc += E1000_READ_REG(hw, E1000_MCC); - stats->latecol += E1000_READ_REG(hw, E1000_LATECOL); - stats->colc += E1000_READ_REG(hw, E1000_COLC); - stats->dc += E1000_READ_REG(hw, E1000_DC); - stats->rlec += E1000_READ_REG(hw, E1000_RLEC); - stats->xonrxc += E1000_READ_REG(hw, E1000_XONRXC); - stats->xontxc += E1000_READ_REG(hw, E1000_XONTXC); - /* - ** For watchdog management we need to know if we have been - ** paused during the last interval, so capture that here. - */ - pause_frames = E1000_READ_REG(hw, E1000_XOFFRXC); - stats->xoffrxc += pause_frames; - stats->xofftxc += E1000_READ_REG(hw, E1000_XOFFTXC); - stats->fcruc += E1000_READ_REG(hw, E1000_FCRUC); - stats->prc64 += E1000_READ_REG(hw, E1000_PRC64); - stats->prc127 += E1000_READ_REG(hw, E1000_PRC127); - stats->prc255 += E1000_READ_REG(hw, E1000_PRC255); - stats->prc511 += E1000_READ_REG(hw, E1000_PRC511); - stats->prc1023 += E1000_READ_REG(hw, E1000_PRC1023); - stats->prc1522 += E1000_READ_REG(hw, E1000_PRC1522); - stats->gprc += E1000_READ_REG(hw, E1000_GPRC); - stats->bprc += E1000_READ_REG(hw, E1000_BPRC); - stats->mprc += E1000_READ_REG(hw, E1000_MPRC); - stats->gptc += E1000_READ_REG(hw, E1000_GPTC); - - /* For the 64-bit byte counters the low dword must be read first. */ - /* Both registers clear on the read of the high dword */ - - stats->gorc += E1000_READ_REG(hw, E1000_GORCL); - stats->gorc += ((uint64_t)E1000_READ_REG(hw, E1000_GORCH) << 32); - stats->gotc += E1000_READ_REG(hw, E1000_GOTCL); - stats->gotc += ((uint64_t)E1000_READ_REG(hw, E1000_GOTCH) << 32); - - stats->rnbc += E1000_READ_REG(hw, E1000_RNBC); - stats->ruc += E1000_READ_REG(hw, E1000_RUC); - stats->rfc += E1000_READ_REG(hw, E1000_RFC); - stats->roc += E1000_READ_REG(hw, E1000_ROC); - stats->rjc += E1000_READ_REG(hw, E1000_RJC); - - stats->tor += E1000_READ_REG(hw, E1000_TORH); - stats->tot += E1000_READ_REG(hw, E1000_TOTH); - - stats->tpr += E1000_READ_REG(hw, E1000_TPR); - stats->tpt += E1000_READ_REG(hw, E1000_TPT); - stats->ptc64 += E1000_READ_REG(hw, E1000_PTC64); - stats->ptc127 += E1000_READ_REG(hw, E1000_PTC127); - stats->ptc255 += E1000_READ_REG(hw, E1000_PTC255); - stats->ptc511 += E1000_READ_REG(hw, E1000_PTC511); - stats->ptc1023 += E1000_READ_REG(hw, E1000_PTC1023); - stats->ptc1522 += E1000_READ_REG(hw, E1000_PTC1522); - stats->mptc += E1000_READ_REG(hw, E1000_MPTC); - stats->bptc += E1000_READ_REG(hw, E1000_BPTC); - - /* Interrupt Counts */ - - stats->iac += E1000_READ_REG(hw, E1000_IAC); - stats->icrxptc += E1000_READ_REG(hw, E1000_ICRXPTC); - stats->icrxatc += E1000_READ_REG(hw, E1000_ICRXATC); - stats->ictxptc += E1000_READ_REG(hw, E1000_ICTXPTC); - stats->ictxatc += E1000_READ_REG(hw, E1000_ICTXATC); - stats->ictxqec += E1000_READ_REG(hw, E1000_ICTXQEC); - stats->ictxqmtc += E1000_READ_REG(hw, E1000_ICTXQMTC); - stats->icrxdmtc += E1000_READ_REG(hw, E1000_ICRXDMTC); - stats->icrxoc += E1000_READ_REG(hw, E1000_ICRXOC); - - /* Host to Card Statistics */ - - stats->cbtmpc += E1000_READ_REG(hw, E1000_CBTMPC); - stats->htdpmc += E1000_READ_REG(hw, E1000_HTDPMC); - stats->cbrdpc += E1000_READ_REG(hw, E1000_CBRDPC); - stats->cbrmpc += E1000_READ_REG(hw, E1000_CBRMPC); - stats->rpthc += E1000_READ_REG(hw, E1000_RPTHC); - stats->hgptc += E1000_READ_REG(hw, E1000_HGPTC); - stats->htcbdpc += E1000_READ_REG(hw, E1000_HTCBDPC); - stats->hgorc += E1000_READ_REG(hw, E1000_HGORCL); - stats->hgorc += ((uint64_t)E1000_READ_REG(hw, E1000_HGORCH) << 32); - stats->hgotc += E1000_READ_REG(hw, E1000_HGOTCL); - stats->hgotc += ((uint64_t)E1000_READ_REG(hw, E1000_HGOTCH) << 32); - stats->lenerrs += E1000_READ_REG(hw, E1000_LENERRS); - stats->scvpc += E1000_READ_REG(hw, E1000_SCVPC); - stats->hrmpc += E1000_READ_REG(hw, E1000_HRMPC); - - stats->algnerrc += E1000_READ_REG(hw, E1000_ALGNERRC); - stats->rxerrc += E1000_READ_REG(hw, E1000_RXERRC); - stats->tncrs += E1000_READ_REG(hw, E1000_TNCRS); - stats->cexterr += E1000_READ_REG(hw, E1000_CEXTERR); - stats->tsctc += E1000_READ_REG(hw, E1000_TSCTC); - stats->tsctfc += E1000_READ_REG(hw, E1000_TSCTFC); - - if (rte_stats == NULL) - return; - - /* Rx Errors */ - rte_stats->ibadcrc = stats->crcerrs; - rte_stats->ibadlen = stats->rlec + stats->ruc + stats->roc; - rte_stats->imissed = stats->mpc; - rte_stats->ierrors = rte_stats->ibadcrc + - rte_stats->ibadlen + - rte_stats->imissed + - stats->rxerrc + stats->algnerrc + stats->cexterr; - - /* Tx Errors */ - rte_stats->oerrors = stats->ecol + stats->latecol; - - /* XON/XOFF pause frames */ - rte_stats->tx_pause_xon = stats->xontxc; - rte_stats->rx_pause_xon = stats->xonrxc; - rte_stats->tx_pause_xoff = stats->xofftxc; - rte_stats->rx_pause_xoff = stats->xoffrxc; - - rte_stats->ipackets = stats->gprc; - rte_stats->opackets = stats->gptc; - rte_stats->ibytes = stats->gorc; - rte_stats->obytes = stats->gotc; -} - -static void -eth_igb_stats_reset(struct rte_eth_dev *dev) -{ - struct e1000_hw_stats *hw_stats = - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* HW registers are cleared on read */ - eth_igb_stats_get(dev, NULL); - - /* Reset software totals */ - memset(hw_stats, 0, sizeof(*hw_stats)); -} - -static void -eth_igbvf_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *rte_stats) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*) - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* Good Rx packets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGPRC, - hw_stats->last_gprc, hw_stats->gprc); - - /* Good Rx octets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGORC, - hw_stats->last_gorc, hw_stats->gorc); - - /* Good Tx packets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGPTC, - hw_stats->last_gptc, hw_stats->gptc); - - /* Good Tx octets, include VF loopback */ - UPDATE_VF_STAT(E1000_VFGOTC, - hw_stats->last_gotc, hw_stats->gotc); - - /* Rx Multicst packets */ - UPDATE_VF_STAT(E1000_VFMPRC, - hw_stats->last_mprc, hw_stats->mprc); - - /* Good Rx loopback packets */ - UPDATE_VF_STAT(E1000_VFGPRLBC, - hw_stats->last_gprlbc, hw_stats->gprlbc); - - /* Good Rx loopback octets */ - UPDATE_VF_STAT(E1000_VFGORLBC, - hw_stats->last_gorlbc, hw_stats->gorlbc); - - /* Good Tx loopback packets */ - UPDATE_VF_STAT(E1000_VFGPTLBC, - hw_stats->last_gptlbc, hw_stats->gptlbc); - - /* Good Tx loopback octets */ - UPDATE_VF_STAT(E1000_VFGOTLBC, - hw_stats->last_gotlbc, hw_stats->gotlbc); - - if (rte_stats == NULL) - return; - - memset(rte_stats, 0, sizeof(*rte_stats)); - rte_stats->ipackets = hw_stats->gprc; - rte_stats->ibytes = hw_stats->gorc; - rte_stats->opackets = hw_stats->gptc; - rte_stats->obytes = hw_stats->gotc; - rte_stats->imcasts = hw_stats->mprc; - rte_stats->ilbpackets = hw_stats->gprlbc; - rte_stats->ilbbytes = hw_stats->gorlbc; - rte_stats->olbpackets = hw_stats->gptlbc; - rte_stats->olbbytes = hw_stats->gotlbc; - -} - -static void -eth_igbvf_stats_reset(struct rte_eth_dev *dev) -{ - struct e1000_vf_stats *hw_stats = (struct e1000_vf_stats*) - E1000_DEV_PRIVATE_TO_STATS(dev->data->dev_private); - - /* Sync HW register to the last stats */ - eth_igbvf_stats_get(dev, NULL); - - /* reset HW current stats*/ - memset(&hw_stats->gprc, 0, sizeof(*hw_stats) - - offsetof(struct e1000_vf_stats, gprc)); - -} - -static void -eth_igb_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */ - dev_info->max_rx_pktlen = 0x3FFF; /* See RLPML register. */ - dev_info->max_mac_addrs = hw->mac.rar_entry_count; - dev_info->rx_offload_capa = - DEV_RX_OFFLOAD_VLAN_STRIP | - DEV_RX_OFFLOAD_IPV4_CKSUM | - DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM; - dev_info->tx_offload_capa = - DEV_TX_OFFLOAD_VLAN_INSERT | - DEV_TX_OFFLOAD_IPV4_CKSUM | - DEV_TX_OFFLOAD_UDP_CKSUM | - DEV_TX_OFFLOAD_TCP_CKSUM | - DEV_TX_OFFLOAD_SCTP_CKSUM; - - switch (hw->mac.type) { - case e1000_82575: - dev_info->max_rx_queues = 4; - dev_info->max_tx_queues = 4; - dev_info->max_vmdq_pools = 0; - break; - - case e1000_82576: - dev_info->max_rx_queues = 16; - dev_info->max_tx_queues = 16; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 16; - break; - - case e1000_82580: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 8; - break; - - case e1000_i350: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - dev_info->max_vmdq_pools = ETH_8_POOLS; - dev_info->vmdq_queue_num = 8; - break; - - case e1000_i354: - dev_info->max_rx_queues = 8; - dev_info->max_tx_queues = 8; - break; - - case e1000_i210: - dev_info->max_rx_queues = 4; - dev_info->max_tx_queues = 4; - dev_info->max_vmdq_pools = 0; - break; - - case e1000_i211: - dev_info->max_rx_queues = 2; - dev_info->max_tx_queues = 2; - dev_info->max_vmdq_pools = 0; - break; - - default: - /* Should not happen */ - break; - } - dev_info->reta_size = ETH_RSS_RETA_SIZE_128; - - dev_info->default_rxconf = (struct rte_eth_rxconf) { - .rx_thresh = { - .pthresh = IGB_DEFAULT_RX_PTHRESH, - .hthresh = IGB_DEFAULT_RX_HTHRESH, - .wthresh = IGB_DEFAULT_RX_WTHRESH, - }, - .rx_free_thresh = IGB_DEFAULT_RX_FREE_THRESH, - .rx_drop_en = 0, - }; - - dev_info->default_txconf = (struct rte_eth_txconf) { - .tx_thresh = { - .pthresh = IGB_DEFAULT_TX_PTHRESH, - .hthresh = IGB_DEFAULT_TX_HTHRESH, - .wthresh = IGB_DEFAULT_TX_WTHRESH, - }, - .txq_flags = 0, - }; -} - -static void -eth_igbvf_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - dev_info->min_rx_bufsize = 256; /* See BSIZE field of RCTL register. */ - dev_info->max_rx_pktlen = 0x3FFF; /* See RLPML register. */ - dev_info->max_mac_addrs = hw->mac.rar_entry_count; - dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP | - DEV_RX_OFFLOAD_IPV4_CKSUM | - DEV_RX_OFFLOAD_UDP_CKSUM | - DEV_RX_OFFLOAD_TCP_CKSUM; - dev_info->tx_offload_capa = DEV_TX_OFFLOAD_VLAN_INSERT | - DEV_TX_OFFLOAD_IPV4_CKSUM | - DEV_TX_OFFLOAD_UDP_CKSUM | - DEV_TX_OFFLOAD_TCP_CKSUM | - DEV_TX_OFFLOAD_SCTP_CKSUM; - switch (hw->mac.type) { - case e1000_vfadapt: - dev_info->max_rx_queues = 2; - dev_info->max_tx_queues = 2; - break; - case e1000_vfadapt_i350: - dev_info->max_rx_queues = 1; - dev_info->max_tx_queues = 1; - break; - default: - /* Should not happen */ - break; - } - - dev_info->default_rxconf = (struct rte_eth_rxconf) { - .rx_thresh = { - .pthresh = IGB_DEFAULT_RX_PTHRESH, - .hthresh = IGB_DEFAULT_RX_HTHRESH, - .wthresh = IGB_DEFAULT_RX_WTHRESH, - }, - .rx_free_thresh = IGB_DEFAULT_RX_FREE_THRESH, - .rx_drop_en = 0, - }; - - dev_info->default_txconf = (struct rte_eth_txconf) { - .tx_thresh = { - .pthresh = IGB_DEFAULT_TX_PTHRESH, - .hthresh = IGB_DEFAULT_TX_HTHRESH, - .wthresh = IGB_DEFAULT_TX_WTHRESH, - }, - .txq_flags = 0, - }; -} - -/* return 0 means link status changed, -1 means not changed */ -static int -eth_igb_link_update(struct rte_eth_dev *dev, int wait_to_complete) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct rte_eth_link link, old; - int link_check, count; - - link_check = 0; - hw->mac.get_link_status = 1; - - /* possible wait-to-complete in up to 9 seconds */ - for (count = 0; count < IGB_LINK_UPDATE_CHECK_TIMEOUT; count ++) { - /* Read the real link status */ - switch (hw->phy.media_type) { - case e1000_media_type_copper: - /* Do the work to read phy */ - e1000_check_for_link(hw); - link_check = !hw->mac.get_link_status; - break; - - case e1000_media_type_fiber: - e1000_check_for_link(hw); - link_check = (E1000_READ_REG(hw, E1000_STATUS) & - E1000_STATUS_LU); - break; - - case e1000_media_type_internal_serdes: - e1000_check_for_link(hw); - link_check = hw->mac.serdes_has_link; - break; - - /* VF device is type_unknown */ - case e1000_media_type_unknown: - eth_igbvf_link_update(hw); - link_check = !hw->mac.get_link_status; - break; - - default: - break; - } - if (link_check || wait_to_complete == 0) - break; - rte_delay_ms(IGB_LINK_UPDATE_CHECK_INTERVAL); - } - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); - old = link; - - /* Now we check if a transition has happened */ - if (link_check) { - hw->mac.ops.get_link_up_info(hw, &link.link_speed, - &link.link_duplex); - link.link_status = 1; - } else if (!link_check) { - link.link_speed = 0; - link.link_duplex = 0; - link.link_status = 0; - } - rte_igb_dev_atomic_write_link_status(dev, &link); - - /* not changed */ - if (old.link_status == link.link_status) - return -1; - - /* changed */ - return 0; -} - -/* - * igb_hw_control_acquire sets CTRL_EXT:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means - * that the driver is loaded. - */ -static void -igb_hw_control_acquire(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - - /* Let firmware know the driver has taken over */ - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD); -} - -/* - * igb_hw_control_release resets CTRL_EXT:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means that the - * driver is no longer loaded. - */ -static void -igb_hw_control_release(struct e1000_hw *hw) -{ - uint32_t ctrl_ext; - - /* Let firmware taken over control of h/w */ - ctrl_ext = E1000_READ_REG(hw, E1000_CTRL_EXT); - E1000_WRITE_REG(hw, E1000_CTRL_EXT, - ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD); -} - -/* - * Bit of a misnomer, what this really means is - * to enable OS management of the system... aka - * to disable special hardware management features. - */ -static void -igb_init_manageability(struct e1000_hw *hw) -{ - if (e1000_enable_mng_pass_thru(hw)) { - uint32_t manc2h = E1000_READ_REG(hw, E1000_MANC2H); - uint32_t manc = E1000_READ_REG(hw, E1000_MANC); - - /* disable hardware interception of ARP */ - manc &= ~(E1000_MANC_ARP_EN); - - /* enable receiving management packets to the host */ - manc |= E1000_MANC_EN_MNG2HOST; - manc2h |= 1 << 5; /* Mng Port 623 */ - manc2h |= 1 << 6; /* Mng Port 664 */ - E1000_WRITE_REG(hw, E1000_MANC2H, manc2h); - E1000_WRITE_REG(hw, E1000_MANC, manc); - } -} - -static void -igb_release_manageability(struct e1000_hw *hw) -{ - if (e1000_enable_mng_pass_thru(hw)) { - uint32_t manc = E1000_READ_REG(hw, E1000_MANC); - - manc |= E1000_MANC_ARP_EN; - manc &= ~E1000_MANC_EN_MNG2HOST; - - E1000_WRITE_REG(hw, E1000_MANC, manc); - } -} - -static void -eth_igb_promiscuous_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_promiscuous_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl &= (~E1000_RCTL_UPE); - if (dev->data->all_multicast == 1) - rctl |= E1000_RCTL_MPE; - else - rctl &= (~E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_allmulticast_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl |= E1000_RCTL_MPE; - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static void -eth_igb_allmulticast_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rctl; - - if (dev->data->promiscuous == 1) - return; /* must remain in all_multicast mode */ - rctl = E1000_READ_REG(hw, E1000_RCTL); - rctl &= (~E1000_RCTL_MPE); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); -} - -static int -eth_igb_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t vfta; - uint32_t vid_idx; - uint32_t vid_bit; - - vid_idx = (uint32_t) ((vlan_id >> E1000_VFTA_ENTRY_SHIFT) & - E1000_VFTA_ENTRY_MASK); - vid_bit = (uint32_t) (1 << (vlan_id & E1000_VFTA_ENTRY_BIT_SHIFT_MASK)); - vfta = E1000_READ_REG_ARRAY(hw, E1000_VFTA, vid_idx); - if (on) - vfta |= vid_bit; - else - vfta &= ~vid_bit; - E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, vid_idx, vfta); - - /* update local VFTA copy */ - shadow_vfta->vfta[vid_idx] = vfta; - - return 0; -} - -static void -eth_igb_vlan_tpid_set(struct rte_eth_dev *dev, uint16_t tpid) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg = ETHER_TYPE_VLAN ; - - reg |= (tpid << 16); - E1000_WRITE_REG(hw, E1000_VET, reg); -} - -static void -igb_vlan_hw_filter_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* Filter Table Disable */ - reg = E1000_READ_REG(hw, E1000_RCTL); - reg &= ~E1000_RCTL_CFIEN; - reg &= ~E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, reg); -} - -static void -igb_vlan_hw_filter_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t reg; - int i; - - /* Filter Table Enable, CFI not used for packet acceptance */ - reg = E1000_READ_REG(hw, E1000_RCTL); - reg &= ~E1000_RCTL_CFIEN; - reg |= E1000_RCTL_VFE; - E1000_WRITE_REG(hw, E1000_RCTL, reg); - - /* restore VFTA table */ - for (i = 0; i < IGB_VFTA_SIZE; i++) - E1000_WRITE_REG_ARRAY(hw, E1000_VFTA, i, shadow_vfta->vfta[i]); -} - -static void -igb_vlan_hw_strip_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* VLAN Mode Disable */ - reg = E1000_READ_REG(hw, E1000_CTRL); - reg &= ~E1000_CTRL_VME; - E1000_WRITE_REG(hw, E1000_CTRL, reg); -} - -static void -igb_vlan_hw_strip_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* VLAN Mode Enable */ - reg = E1000_READ_REG(hw, E1000_CTRL); - reg |= E1000_CTRL_VME; - E1000_WRITE_REG(hw, E1000_CTRL, reg); -} - -static void -igb_vlan_hw_extend_disable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* CTRL_EXT: Extended VLAN */ - reg = E1000_READ_REG(hw, E1000_CTRL_EXT); - reg &= ~E1000_CTRL_EXT_EXTEND_VLAN; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg); - - /* Update maximum packet length */ - if (dev->data->dev_conf.rxmode.jumbo_frame == 1) - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len + - VLAN_TAG_SIZE); -} - -static void -igb_vlan_hw_extend_enable(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t reg; - - /* CTRL_EXT: Extended VLAN */ - reg = E1000_READ_REG(hw, E1000_CTRL_EXT); - reg |= E1000_CTRL_EXT_EXTEND_VLAN; - E1000_WRITE_REG(hw, E1000_CTRL_EXT, reg); - - /* Update maximum packet length */ - if (dev->data->dev_conf.rxmode.jumbo_frame == 1) - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len + - 2 * VLAN_TAG_SIZE); -} - -static void -eth_igb_vlan_offload_set(struct rte_eth_dev *dev, int mask) -{ - if(mask & ETH_VLAN_STRIP_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_strip) - igb_vlan_hw_strip_enable(dev); - else - igb_vlan_hw_strip_disable(dev); - } - - if(mask & ETH_VLAN_FILTER_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_filter) - igb_vlan_hw_filter_enable(dev); - else - igb_vlan_hw_filter_disable(dev); - } - - if(mask & ETH_VLAN_EXTEND_MASK){ - if (dev->data->dev_conf.rxmode.hw_vlan_extend) - igb_vlan_hw_extend_enable(dev); - else - igb_vlan_hw_extend_disable(dev); - } -} - - -/** - * It enables the interrupt mask and then enable the interrupt. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_lsc_interrupt_setup(struct rte_eth_dev *dev) -{ - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - - intr->mask |= E1000_ICR_LSC; - - return 0; -} - -/* - * It reads ICR and gets interrupt causes, check it and set a bit flag - * to update link status. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_interrupt_get_status(struct rte_eth_dev *dev) -{ - uint32_t icr; - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - - igb_intr_disable(hw); - - /* read-on-clear nic registers here */ - icr = E1000_READ_REG(hw, E1000_ICR); - - intr->flags = 0; - if (icr & E1000_ICR_LSC) { - intr->flags |= E1000_FLAG_NEED_LINK_UPDATE; - } - - if (icr & E1000_ICR_VMMB) - intr->flags |= E1000_FLAG_MAILBOX; - - return 0; -} - -/* - * It executes link_update after knowing an interrupt is prsent. - * - * @param dev - * Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_interrupt_action(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_interrupt *intr = - E1000_DEV_PRIVATE_TO_INTR(dev->data->dev_private); - uint32_t tctl, rctl; - struct rte_eth_link link; - int ret; - - if (intr->flags & E1000_FLAG_MAILBOX) { - igb_pf_mbx_process(dev); - intr->flags &= ~E1000_FLAG_MAILBOX; - } - - igb_intr_enable(dev); - rte_intr_enable(&(dev->pci_dev->intr_handle)); - - if (intr->flags & E1000_FLAG_NEED_LINK_UPDATE) { - intr->flags &= ~E1000_FLAG_NEED_LINK_UPDATE; - - /* set get_link_status to check register later */ - hw->mac.get_link_status = 1; - ret = eth_igb_link_update(dev, 0); - - /* check if link has changed */ - if (ret < 0) - return 0; - - memset(&link, 0, sizeof(link)); - rte_igb_dev_atomic_read_link_status(dev, &link); - if (link.link_status) { - PMD_INIT_LOG(INFO, - " Port %d: Link Up - speed %u Mbps - %s", - dev->data->port_id, - (unsigned)link.link_speed, - link.link_duplex == ETH_LINK_FULL_DUPLEX ? - "full-duplex" : "half-duplex"); - } else { - PMD_INIT_LOG(INFO, " Port %d: Link Down", - dev->data->port_id); - } - PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d", - dev->pci_dev->addr.domain, - dev->pci_dev->addr.bus, - dev->pci_dev->addr.devid, - dev->pci_dev->addr.function); - tctl = E1000_READ_REG(hw, E1000_TCTL); - rctl = E1000_READ_REG(hw, E1000_RCTL); - if (link.link_status) { - /* enable Tx/Rx */ - tctl |= E1000_TCTL_EN; - rctl |= E1000_RCTL_EN; - } else { - /* disable Tx/Rx */ - tctl &= ~E1000_TCTL_EN; - rctl &= ~E1000_RCTL_EN; - } - E1000_WRITE_REG(hw, E1000_TCTL, tctl); - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - E1000_WRITE_FLUSH(hw); - _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC); - } - - return 0; -} - -/** - * Interrupt handler which shall be registered at first. - * - * @param handle - * Pointer to interrupt handle. - * @param param - * The address of parameter (struct rte_eth_dev *) regsitered before. - * - * @return - * void - */ -static void -eth_igb_interrupt_handler(__rte_unused struct rte_intr_handle *handle, - void *param) -{ - struct rte_eth_dev *dev = (struct rte_eth_dev *)param; - - eth_igb_interrupt_get_status(dev); - eth_igb_interrupt_action(dev); -} - -static int -eth_igb_led_on(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - return (e1000_led_on(hw) == E1000_SUCCESS ? 0 : -ENOTSUP); -} - -static int -eth_igb_led_off(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - return (e1000_led_off(hw) == E1000_SUCCESS ? 0 : -ENOTSUP); -} - -static int -eth_igb_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) -{ - struct e1000_hw *hw; - uint32_t ctrl; - int tx_pause; - int rx_pause; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - fc_conf->pause_time = hw->fc.pause_time; - fc_conf->high_water = hw->fc.high_water; - fc_conf->low_water = hw->fc.low_water; - fc_conf->send_xon = hw->fc.send_xon; - fc_conf->autoneg = hw->mac.autoneg; - - /* - * Return rx_pause and tx_pause status according to actual setting of - * the TFCE and RFCE bits in the CTRL register. - */ - ctrl = E1000_READ_REG(hw, E1000_CTRL); - if (ctrl & E1000_CTRL_TFCE) - tx_pause = 1; - else - tx_pause = 0; - - if (ctrl & E1000_CTRL_RFCE) - rx_pause = 1; - else - rx_pause = 0; - - if (rx_pause && tx_pause) - fc_conf->mode = RTE_FC_FULL; - else if (rx_pause) - fc_conf->mode = RTE_FC_RX_PAUSE; - else if (tx_pause) - fc_conf->mode = RTE_FC_TX_PAUSE; - else - fc_conf->mode = RTE_FC_NONE; - - return 0; -} - -static int -eth_igb_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf) -{ - struct e1000_hw *hw; - int err; - enum e1000_fc_mode rte_fcmode_2_e1000_fcmode[] = { - e1000_fc_none, - e1000_fc_rx_pause, - e1000_fc_tx_pause, - e1000_fc_full - }; - uint32_t rx_buf_size; - uint32_t max_high_water; - uint32_t rctl; - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - if (fc_conf->autoneg != hw->mac.autoneg) - return -ENOTSUP; - rx_buf_size = igb_get_rx_buffer_size(hw); - PMD_INIT_LOG(DEBUG, "Rx packet buffer size = 0x%x", rx_buf_size); - - /* At least reserve one Ethernet frame for watermark */ - max_high_water = rx_buf_size - ETHER_MAX_LEN; - if ((fc_conf->high_water > max_high_water) || - (fc_conf->high_water < fc_conf->low_water)) { - PMD_INIT_LOG(ERR, "e1000 incorrect high/low water value"); - PMD_INIT_LOG(ERR, "high water must <= 0x%x", max_high_water); - return (-EINVAL); - } - - hw->fc.requested_mode = rte_fcmode_2_e1000_fcmode[fc_conf->mode]; - hw->fc.pause_time = fc_conf->pause_time; - hw->fc.high_water = fc_conf->high_water; - hw->fc.low_water = fc_conf->low_water; - hw->fc.send_xon = fc_conf->send_xon; - - err = e1000_setup_link_generic(hw); - if (err == E1000_SUCCESS) { - - /* check if we want to forward MAC frames - driver doesn't have native - * capability to do that, so we'll write the registers ourselves */ - - rctl = E1000_READ_REG(hw, E1000_RCTL); - - /* set or clear MFLCN.PMCF bit depending on configuration */ - if (fc_conf->mac_ctrl_frame_fwd != 0) - rctl |= E1000_RCTL_PMCF; - else - rctl &= ~E1000_RCTL_PMCF; - - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - E1000_WRITE_FLUSH(hw); - - return 0; - } - - PMD_INIT_LOG(ERR, "e1000_setup_link_generic = 0x%x", err); - return (-EIO); -} - -#define E1000_RAH_POOLSEL_SHIFT (18) -static void -eth_igb_rar_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr, - uint32_t index, __rte_unused uint32_t pool) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t rah; - - e1000_rar_set(hw, mac_addr->addr_bytes, index); - rah = E1000_READ_REG(hw, E1000_RAH(index)); - rah |= (0x1 << (E1000_RAH_POOLSEL_SHIFT + pool)); - E1000_WRITE_REG(hw, E1000_RAH(index), rah); -} - -static void -eth_igb_rar_clear(struct rte_eth_dev *dev, uint32_t index) -{ - uint8_t addr[ETHER_ADDR_LEN]; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - memset(addr, 0, sizeof(addr)); - - e1000_rar_set(hw, addr, index); -} - -/* - * Virtual Function operations - */ -static void -igbvf_intr_disable(struct e1000_hw *hw) -{ - PMD_INIT_FUNC_TRACE(); - - /* Clear interrupt mask to stop from interrupts being generated */ - E1000_WRITE_REG(hw, E1000_EIMC, 0xFFFF); - - E1000_WRITE_FLUSH(hw); -} - -static void -igbvf_stop_adapter(struct rte_eth_dev *dev) -{ - u32 reg_val; - u16 i; - struct rte_eth_dev_info dev_info; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - memset(&dev_info, 0, sizeof(dev_info)); - eth_igbvf_infos_get(dev, &dev_info); - - /* Clear interrupt mask to stop from interrupts being generated */ - igbvf_intr_disable(hw); - - /* Clear any pending interrupts, flush previous writes */ - E1000_READ_REG(hw, E1000_EICR); - - /* Disable the transmit unit. Each queue must be disabled. */ - for (i = 0; i < dev_info.max_tx_queues; i++) - E1000_WRITE_REG(hw, E1000_TXDCTL(i), E1000_TXDCTL_SWFLSH); - - /* Disable the receive unit by stopping each queue */ - for (i = 0; i < dev_info.max_rx_queues; i++) { - reg_val = E1000_READ_REG(hw, E1000_RXDCTL(i)); - reg_val &= ~E1000_RXDCTL_QUEUE_ENABLE; - E1000_WRITE_REG(hw, E1000_RXDCTL(i), reg_val); - while (E1000_READ_REG(hw, E1000_RXDCTL(i)) & E1000_RXDCTL_QUEUE_ENABLE) - ; - } - - /* flush all queues disables */ - E1000_WRITE_FLUSH(hw); - msec_delay(2); -} - -static int eth_igbvf_link_update(struct e1000_hw *hw) -{ - struct e1000_mbx_info *mbx = &hw->mbx; - struct e1000_mac_info *mac = &hw->mac; - int ret_val = E1000_SUCCESS; - - PMD_INIT_LOG(DEBUG, "e1000_check_for_link_vf"); - - /* - * We only want to run this if there has been a rst asserted. - * in this case that could mean a link change, device reset, - * or a virtual function reset - */ - - /* If we were hit with a reset or timeout drop the link */ - if (!e1000_check_for_rst(hw, 0) || !mbx->timeout) - mac->get_link_status = TRUE; - - if (!mac->get_link_status) - goto out; - - /* if link status is down no point in checking to see if pf is up */ - if (!(E1000_READ_REG(hw, E1000_STATUS) & E1000_STATUS_LU)) - goto out; - - /* if we passed all the tests above then the link is up and we no - * longer need to check for link */ - mac->get_link_status = FALSE; - -out: - return ret_val; -} - - -static int -igbvf_dev_configure(struct rte_eth_dev *dev) -{ - struct rte_eth_conf* conf = &dev->data->dev_conf; - - PMD_INIT_LOG(DEBUG, "Configured Virtual Function port id: %d", - dev->data->port_id); - - /* - * VF has no ability to enable/disable HW CRC - * Keep the persistent behavior the same as Host PF - */ -#ifndef RTE_LIBRTE_E1000_PF_DISABLE_STRIP_CRC - if (!conf->rxmode.hw_strip_crc) { - PMD_INIT_LOG(INFO, "VF can't disable HW CRC Strip"); - conf->rxmode.hw_strip_crc = 1; - } -#else - if (conf->rxmode.hw_strip_crc) { - PMD_INIT_LOG(INFO, "VF can't enable HW CRC Strip"); - conf->rxmode.hw_strip_crc = 0; - } -#endif - - return 0; -} - -static int -igbvf_dev_start(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - int ret; - - PMD_INIT_FUNC_TRACE(); - - hw->mac.ops.reset_hw(hw); - - /* Set all vfta */ - igbvf_set_vfta_all(dev,1); - - eth_igbvf_tx_init(dev); - - /* This can fail when allocating mbufs for descriptor rings */ - ret = eth_igbvf_rx_init(dev); - if (ret) { - PMD_INIT_LOG(ERR, "Unable to initialize RX hardware"); - igb_dev_clear_queues(dev); - return ret; - } - - return 0; -} - -static void -igbvf_dev_stop(struct rte_eth_dev *dev) -{ - PMD_INIT_FUNC_TRACE(); - - igbvf_stop_adapter(dev); - - /* - * Clear what we set, but we still keep shadow_vfta to - * restore after device starts - */ - igbvf_set_vfta_all(dev,0); - - igb_dev_clear_queues(dev); -} - -static void -igbvf_dev_close(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - PMD_INIT_FUNC_TRACE(); - - e1000_reset_hw(hw); - - igbvf_dev_stop(dev); -} - -static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on) -{ - struct e1000_mbx_info *mbx = &hw->mbx; - uint32_t msgbuf[2]; - - /* After set vlan, vlan strip will also be enabled in igb driver*/ - msgbuf[0] = E1000_VF_SET_VLAN; - msgbuf[1] = vid; - /* Setting the 8 bit field MSG INFO to TRUE indicates "add" */ - if (on) - msgbuf[0] |= E1000_VF_SET_VLAN_ADD; - - return (mbx->ops.write_posted(hw, msgbuf, 2, 0)); -} - -static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - int i = 0, j = 0, vfta = 0, mask = 1; - - for (i = 0; i < IGB_VFTA_SIZE; i++){ - vfta = shadow_vfta->vfta[i]; - if(vfta){ - mask = 1; - for (j = 0; j < 32; j++){ - if(vfta & mask) - igbvf_set_vfta(hw, - (uint16_t)((i<<5)+j), on); - mask<<=1; - } - } - } - -} - -static int -igbvf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on) -{ - struct e1000_hw *hw = - E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - struct e1000_vfta * shadow_vfta = - E1000_DEV_PRIVATE_TO_VFTA(dev->data->dev_private); - uint32_t vid_idx = 0; - uint32_t vid_bit = 0; - int ret = 0; - - PMD_INIT_FUNC_TRACE(); - - /*vind is not used in VF driver, set to 0, check ixgbe_set_vfta_vf*/ - ret = igbvf_set_vfta(hw, vlan_id, !!on); - if(ret){ - PMD_INIT_LOG(ERR, "Unable to set VF vlan"); - return ret; - } - vid_idx = (uint32_t) ((vlan_id >> 5) & 0x7F); - vid_bit = (uint32_t) (1 << (vlan_id & 0x1F)); - - /*Save what we set and retore it after device reset*/ - if (on) - shadow_vfta->vfta[vid_idx] |= vid_bit; - else - shadow_vfta->vfta[vid_idx] &= ~vid_bit; - - return 0; -} - -static int -eth_igb_rss_reta_update(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size) -{ - uint8_t i, j, mask; - uint32_t reta, r; - uint16_t idx, shift; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - if (reta_size != ETH_RSS_RETA_SIZE_128) { - PMD_DRV_LOG(ERR, "The size of hash lookup table configured " - "(%d) doesn't match the number hardware can supported " - "(%d)\n", reta_size, ETH_RSS_RETA_SIZE_128); - return -EINVAL; - } - - for (i = 0; i < reta_size; i += IGB_4_BIT_WIDTH) { - idx = i / RTE_RETA_GROUP_SIZE; - shift = i % RTE_RETA_GROUP_SIZE; - mask = (uint8_t)((reta_conf[idx].mask >> shift) & - IGB_4_BIT_MASK); - if (!mask) - continue; - if (mask == IGB_4_BIT_MASK) - r = 0; - else - r = E1000_READ_REG(hw, E1000_RETA(i >> 2)); - for (j = 0, reta = 0; j < IGB_4_BIT_WIDTH; j++) { - if (mask & (0x1 << j)) - reta |= reta_conf[idx].reta[shift + j] << - (CHAR_BIT * j); - else - reta |= r & (IGB_8_BIT_MASK << (CHAR_BIT * j)); - } - E1000_WRITE_REG(hw, E1000_RETA(i >> 2), reta); - } - - return 0; -} - -static int -eth_igb_rss_reta_query(struct rte_eth_dev *dev, - struct rte_eth_rss_reta_entry64 *reta_conf, - uint16_t reta_size) -{ - uint8_t i, j, mask; - uint32_t reta; - uint16_t idx, shift; - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - if (reta_size != ETH_RSS_RETA_SIZE_128) { - PMD_DRV_LOG(ERR, "The size of hash lookup table configured " - "(%d) doesn't match the number hardware can supported " - "(%d)\n", reta_size, ETH_RSS_RETA_SIZE_128); - return -EINVAL; - } - - for (i = 0; i < reta_size; i += IGB_4_BIT_WIDTH) { - idx = i / RTE_RETA_GROUP_SIZE; - shift = i % RTE_RETA_GROUP_SIZE; - mask = (uint8_t)((reta_conf[idx].mask >> shift) & - IGB_4_BIT_MASK); - if (!mask) - continue; - reta = E1000_READ_REG(hw, E1000_RETA(i >> 2)); - for (j = 0; j < IGB_4_BIT_WIDTH; j++) { - if (mask & (0x1 << j)) - reta_conf[idx].reta[shift + j] = - ((reta >> (CHAR_BIT * j)) & - IGB_8_BIT_MASK); - } - } - - return 0; -} - -#define MAC_TYPE_FILTER_SUP(type) do {\ - if ((type) != e1000_82580 && (type) != e1000_i350 &&\ - (type) != e1000_82576)\ - return -ENOSYS;\ -} while (0) - -/* - * add the syn filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * 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 -eth_igb_add_syn_filter(struct rte_eth_dev *dev, - struct rte_syn_filter *filter, uint16_t rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t synqf, rfctl; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (rx_queue >= IGB_MAX_RX_QUEUE_NUM) - return -EINVAL; - - synqf = E1000_READ_REG(hw, E1000_SYNQF(0)); - if (synqf & E1000_SYN_FILTER_ENABLE) - return -EINVAL; - - synqf = (uint32_t)(((rx_queue << E1000_SYN_FILTER_QUEUE_SHIFT) & - E1000_SYN_FILTER_QUEUE) | E1000_SYN_FILTER_ENABLE); - - rfctl = E1000_READ_REG(hw, E1000_RFCTL); - if (filter->hig_pri) - rfctl |= E1000_RFCTL_SYNQFP; - else - rfctl &= ~E1000_RFCTL_SYNQFP; - - E1000_WRITE_REG(hw, E1000_SYNQF(0), synqf); - E1000_WRITE_REG(hw, E1000_RFCTL, rfctl); - return 0; -} - -/* - * remove the syn filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_remove_syn_filter(struct rte_eth_dev *dev) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - E1000_WRITE_REG(hw, E1000_SYNQF(0), 0); - return 0; -} - -/* - * get the syn filter's info - * - * @param - * dev: Pointer to struct rte_eth_dev. - * filter: ponter to the filter that returns. - * *rx_queue: pointer to the queue id the filter assigned to. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_get_syn_filter(struct rte_eth_dev *dev, - struct rte_syn_filter *filter, uint16_t *rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t synqf, rfctl; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - synqf = E1000_READ_REG(hw, E1000_SYNQF(0)); - if (synqf & E1000_SYN_FILTER_ENABLE) { - rfctl = E1000_READ_REG(hw, E1000_RFCTL); - filter->hig_pri = (rfctl & E1000_RFCTL_SYNQFP) ? 1 : 0; - *rx_queue = (uint8_t)((synqf & E1000_SYN_FILTER_QUEUE) >> - E1000_SYN_FILTER_QUEUE_SHIFT); - return 0; - } - return -ENOENT; -} - -/* - * add an ethertype 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 -eth_igb_add_ethertype_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_ethertype_filter *filter, uint16_t rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t etqf; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (index >= E1000_MAX_ETQF_FILTERS || rx_queue >= IGB_MAX_RX_QUEUE_NUM) - return -EINVAL; - - etqf = E1000_READ_REG(hw, E1000_ETQF(index)); - if (etqf & E1000_ETQF_FILTER_ENABLE) - return -EINVAL; /* filter index is in use. */ - else - etqf = 0; - - etqf |= E1000_ETQF_FILTER_ENABLE | E1000_ETQF_QUEUE_ENABLE; - etqf |= (uint32_t)(filter->ethertype & E1000_ETQF_ETHERTYPE); - etqf |= rx_queue << E1000_ETQF_QUEUE_SHIFT; - - if (filter->priority_en) { - PMD_INIT_LOG(ERR, "vlan and priority (%d) is not supported" - " in E1000.", filter->priority); - return -EINVAL; - } - - E1000_WRITE_REG(hw, E1000_ETQF(index), etqf); - return 0; -} - -/* - * remove an ethertype filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_remove_ethertype_filter(struct rte_eth_dev *dev, uint16_t index) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (index >= E1000_MAX_ETQF_FILTERS) - return -EINVAL; - - E1000_WRITE_REG(hw, E1000_ETQF(index), 0); - return 0; -} - -/* - * get an ethertype filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * filter: ponter to the filter that will be gotten. - * *rx_queue: the ponited of the queue id the filter assigned to. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_get_ethertype_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_ethertype_filter *filter, uint16_t *rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t etqf; - - MAC_TYPE_FILTER_SUP(hw->mac.type); - - if (index >= E1000_MAX_ETQF_FILTERS) - return -EINVAL; - - etqf = E1000_READ_REG(hw, E1000_ETQF(index)); - if (etqf & E1000_ETQF_FILTER_ENABLE) { - filter->ethertype = etqf & E1000_ETQF_ETHERTYPE; - filter->priority_en = 0; - *rx_queue = (etqf & E1000_ETQF_QUEUE) >> E1000_ETQF_QUEUE_SHIFT; - return 0; - } - return -ENOENT; -} - -#define MAC_TYPE_FILTER_SUP_EXT(type) do {\ - if ((type) != e1000_82580 && (type) != e1000_i350)\ - return -ENOSYS; \ -} while (0) - -/* - * add a 2tuple 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 -eth_igb_add_2tuple_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_2tuple_filter *filter, uint16_t rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t ttqf, imir = 0; - uint32_t imir_ext = 0; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_TTQF_FILTERS || - rx_queue >= IGB_MAX_RX_QUEUE_NUM || - filter->priority > E1000_2TUPLE_MAX_PRI) - return -EINVAL; /* filter index is out of range. */ - if (filter->tcp_flags > TCP_FLAG_ALL) - return -EINVAL; /* flags is invalid. */ - - ttqf = E1000_READ_REG(hw, E1000_TTQF(index)); - if (ttqf & E1000_TTQF_QUEUE_ENABLE) - return -EINVAL; /* filter index is in use. */ - - imir = (uint32_t)(filter->dst_port & E1000_IMIR_DSTPORT); - if (filter->dst_port_mask == 1) /* 1b means not compare. */ - imir |= E1000_IMIR_PORT_BP; - else - imir &= ~E1000_IMIR_PORT_BP; - - imir |= filter->priority << E1000_IMIR_PRIORITY_SHIFT; - - ttqf = 0; - ttqf |= E1000_TTQF_QUEUE_ENABLE; - ttqf |= (uint32_t)(rx_queue << E1000_TTQF_QUEUE_SHIFT); - ttqf |= (uint32_t)(filter->protocol & E1000_TTQF_PROTOCOL_MASK); - if (filter->protocol_mask == 1) - ttqf |= E1000_TTQF_MASK_ENABLE; - else - ttqf &= ~E1000_TTQF_MASK_ENABLE; - - imir_ext |= E1000_IMIR_EXT_SIZE_BP; - /* tcp flags bits setting. */ - if (filter->tcp_flags & TCP_FLAG_ALL) { - if (filter->tcp_flags & TCP_UGR_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_UGR; - if (filter->tcp_flags & TCP_ACK_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_ACK; - if (filter->tcp_flags & TCP_PSH_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_PSH; - if (filter->tcp_flags & TCP_RST_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_RST; - if (filter->tcp_flags & TCP_SYN_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_SYN; - if (filter->tcp_flags & TCP_FIN_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_FIN; - imir_ext &= ~E1000_IMIR_EXT_CTRL_BP; - } else - imir_ext |= E1000_IMIR_EXT_CTRL_BP; - E1000_WRITE_REG(hw, E1000_IMIR(index), imir); - E1000_WRITE_REG(hw, E1000_TTQF(index), ttqf); - E1000_WRITE_REG(hw, E1000_IMIREXT(index), imir_ext); - return 0; -} - -/* - * remove a 2tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_remove_2tuple_filter(struct rte_eth_dev *dev, - uint16_t index) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_TTQF_FILTERS) - return -EINVAL; /* filter index is out of range */ - - E1000_WRITE_REG(hw, E1000_TTQF(index), 0); - E1000_WRITE_REG(hw, E1000_IMIR(index), 0); - E1000_WRITE_REG(hw, E1000_IMIREXT(index), 0); - return 0; -} - -/* - * get a 2tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * filter: ponter to the filter that returns. - * *rx_queue: pointer of the queue id the filter assigned to. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_get_2tuple_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_2tuple_filter *filter, uint16_t *rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t imir, ttqf, imir_ext; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_TTQF_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - ttqf = E1000_READ_REG(hw, E1000_TTQF(index)); - if (ttqf & E1000_TTQF_QUEUE_ENABLE) { - imir = E1000_READ_REG(hw, E1000_IMIR(index)); - filter->protocol = ttqf & E1000_TTQF_PROTOCOL_MASK; - filter->protocol_mask = (ttqf & E1000_TTQF_MASK_ENABLE) ? 1 : 0; - *rx_queue = (ttqf & E1000_TTQF_RX_QUEUE_MASK) >> - E1000_TTQF_QUEUE_SHIFT; - filter->dst_port = (uint16_t)(imir & E1000_IMIR_DSTPORT); - filter->dst_port_mask = (imir & E1000_IMIR_PORT_BP) ? 1 : 0; - filter->priority = (imir & E1000_IMIR_PRIORITY) >> - E1000_IMIR_PRIORITY_SHIFT; - - imir_ext = E1000_READ_REG(hw, E1000_IMIREXT(index)); - if (!(imir_ext & E1000_IMIR_EXT_CTRL_BP)) { - if (imir_ext & E1000_IMIR_EXT_CTRL_UGR) - filter->tcp_flags |= TCP_UGR_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_ACK) - filter->tcp_flags |= TCP_ACK_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_PSH) - filter->tcp_flags |= TCP_PSH_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_RST) - filter->tcp_flags |= TCP_RST_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_SYN) - filter->tcp_flags |= TCP_SYN_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_FIN) - filter->tcp_flags |= TCP_FIN_FLAG; - } else - filter->tcp_flags = 0; - return 0; - } - return -ENOENT; -} - -/* - * add a flex 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 -eth_igb_add_flex_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_flex_filter *filter, uint16_t rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t wufc, en_bits = 0; - uint32_t queueing = 0; - uint32_t reg_off = 0; - uint8_t i, j = 0; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_FLEXIBLE_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - if (filter->len == 0 || filter->len > E1000_MAX_FLEX_FILTER_LEN || - filter->len % 8 != 0 || - filter->priority > E1000_MAX_FLEX_FILTER_PRI) - return -EINVAL; - - wufc = E1000_READ_REG(hw, E1000_WUFC); - en_bits = E1000_WUFC_FLEX_HQ | (E1000_WUFC_FLX0 << index); - if ((wufc & en_bits) == en_bits) - return -EINVAL; /* the filter is in use. */ - - E1000_WRITE_REG(hw, E1000_WUFC, - wufc | E1000_WUFC_FLEX_HQ | (E1000_WUFC_FLX0 << index)); - - j = 0; - if (index < E1000_MAX_FHFT) - reg_off = E1000_FHFT(index); - else - reg_off = E1000_FHFT_EXT(index - E1000_MAX_FHFT); - - for (i = 0; i < 16; i++) { - E1000_WRITE_REG(hw, reg_off + i*4*4, filter->dwords[j]); - E1000_WRITE_REG(hw, reg_off + (i*4+1)*4, filter->dwords[++j]); - E1000_WRITE_REG(hw, reg_off + (i*4+2)*4, - (uint32_t)filter->mask[i]); - ++j; - } - queueing |= filter->len | - (rx_queue << E1000_FHFT_QUEUEING_QUEUE_SHIFT) | - (filter->priority << E1000_FHFT_QUEUEING_PRIO_SHIFT); - E1000_WRITE_REG(hw, reg_off + E1000_FHFT_QUEUEING_OFFSET, queueing); - return 0; -} - -/* - * remove a flex filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_remove_flex_filter(struct rte_eth_dev *dev, - uint16_t index) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t wufc, reg_off = 0; - uint8_t i; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_FLEXIBLE_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - wufc = E1000_READ_REG(hw, E1000_WUFC); - E1000_WRITE_REG(hw, E1000_WUFC, wufc & (~(E1000_WUFC_FLX0 << index))); - - if (index < E1000_MAX_FHFT) - reg_off = E1000_FHFT(index); - else - reg_off = E1000_FHFT_EXT(index - E1000_MAX_FHFT); - - for (i = 0; i < 64; i++) - E1000_WRITE_REG(hw, reg_off + i*4, 0); - return 0; -} - -/* - * get a flex filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates. - * filter: ponter to the filter that returns. - * *rx_queue: the pointer of the queue id the filter assigned to. - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_get_flex_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_flex_filter *filter, uint16_t *rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t wufc, queueing, wufc_en = 0; - uint8_t i, j; - - MAC_TYPE_FILTER_SUP_EXT(hw->mac.type); - - if (index >= E1000_MAX_FLEXIBLE_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - wufc = E1000_READ_REG(hw, E1000_WUFC); - wufc_en = E1000_WUFC_FLEX_HQ | (E1000_WUFC_FLX0 << index); - - if ((wufc & wufc_en) == wufc_en) { - uint32_t reg_off = 0; - j = 0; - if (index < E1000_MAX_FHFT) - reg_off = E1000_FHFT(index); - else - reg_off = E1000_FHFT_EXT(index - E1000_MAX_FHFT); - - for (i = 0; i < 16; i++, j = i * 2) { - filter->dwords[j] = - E1000_READ_REG(hw, reg_off + i*4*4); - filter->dwords[j+1] = - E1000_READ_REG(hw, reg_off + (i*4+1)*4); - filter->mask[i] = - E1000_READ_REG(hw, reg_off + (i*4+2)*4); - } - queueing = E1000_READ_REG(hw, - reg_off + E1000_FHFT_QUEUEING_OFFSET); - filter->len = queueing & E1000_FHFT_QUEUEING_LEN; - filter->priority = (queueing & E1000_FHFT_QUEUEING_PRIO) >> - E1000_FHFT_QUEUEING_PRIO_SHIFT; - *rx_queue = (queueing & E1000_FHFT_QUEUEING_QUEUE) >> - E1000_FHFT_QUEUEING_QUEUE_SHIFT; - return 0; - } - return -ENOENT; -} - -/* - * 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 -eth_igb_add_5tuple_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_5tuple_filter *filter, uint16_t rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t ftqf, spqf = 0; - uint32_t imir = 0; - uint32_t imir_ext = 0; - - if (hw->mac.type != e1000_82576) - return -ENOSYS; - - if (index >= E1000_MAX_FTQF_FILTERS || - rx_queue >= IGB_MAX_RX_QUEUE_NUM_82576) - return -EINVAL; /* filter index is out of range. */ - - ftqf = E1000_READ_REG(hw, E1000_FTQF(index)); - if (ftqf & E1000_FTQF_QUEUE_ENABLE) - return -EINVAL; /* filter index is in use. */ - - ftqf = 0; - ftqf |= filter->protocol & E1000_FTQF_PROTOCOL_MASK; - if (filter->src_ip_mask == 1) /* 1b means not compare. */ - ftqf |= E1000_FTQF_SOURCE_ADDR_MASK; - if (filter->dst_ip_mask == 1) - ftqf |= E1000_FTQF_DEST_ADDR_MASK; - if (filter->src_port_mask == 1) - ftqf |= E1000_FTQF_SOURCE_PORT_MASK; - if (filter->protocol_mask == 1) - ftqf |= E1000_FTQF_PROTOCOL_COMP_MASK; - ftqf |= (rx_queue << E1000_FTQF_QUEUE_SHIFT) & E1000_FTQF_QUEUE_MASK; - ftqf |= E1000_FTQF_VF_MASK_EN; - ftqf |= E1000_FTQF_QUEUE_ENABLE; - E1000_WRITE_REG(hw, E1000_FTQF(index), ftqf); - E1000_WRITE_REG(hw, E1000_DAQF(index), filter->dst_ip); - E1000_WRITE_REG(hw, E1000_SAQF(index), filter->src_ip); - - spqf |= filter->src_port & E1000_SPQF_SRCPORT; - E1000_WRITE_REG(hw, E1000_SPQF(index), spqf); - - imir |= (uint32_t)(filter->dst_port & E1000_IMIR_DSTPORT); - if (filter->dst_port_mask == 1) /* 1b means not compare. */ - imir |= E1000_IMIR_PORT_BP; - else - imir &= ~E1000_IMIR_PORT_BP; - imir |= filter->priority << E1000_IMIR_PRIORITY_SHIFT; - - imir_ext |= E1000_IMIR_EXT_SIZE_BP; - /* tcp flags bits setting. */ - if (filter->tcp_flags & TCP_FLAG_ALL) { - if (filter->tcp_flags & TCP_UGR_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_UGR; - if (filter->tcp_flags & TCP_ACK_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_ACK; - if (filter->tcp_flags & TCP_PSH_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_PSH; - if (filter->tcp_flags & TCP_RST_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_RST; - if (filter->tcp_flags & TCP_SYN_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_SYN; - if (filter->tcp_flags & TCP_FIN_FLAG) - imir_ext |= E1000_IMIR_EXT_CTRL_FIN; - } else - imir_ext |= E1000_IMIR_EXT_CTRL_BP; - E1000_WRITE_REG(hw, E1000_IMIR(index), imir); - E1000_WRITE_REG(hw, E1000_IMIREXT(index), imir_ext); - return 0; -} - -/* - * remove a 5tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_remove_5tuple_filter(struct rte_eth_dev *dev, - uint16_t index) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - - if (hw->mac.type != e1000_82576) - return -ENOSYS; - - if (index >= E1000_MAX_FTQF_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - E1000_WRITE_REG(hw, E1000_FTQF(index), 0); - E1000_WRITE_REG(hw, E1000_DAQF(index), 0); - E1000_WRITE_REG(hw, E1000_SAQF(index), 0); - E1000_WRITE_REG(hw, E1000_SPQF(index), 0); - E1000_WRITE_REG(hw, E1000_IMIR(index), 0); - E1000_WRITE_REG(hw, E1000_IMIREXT(index), 0); - return 0; -} - -/* - * get a 5tuple filter - * - * @param - * dev: Pointer to struct rte_eth_dev. - * index: the index the filter allocates - * filter: ponter to the filter that returns - * *rx_queue: pointer of the queue id the filter assigned to - * - * @return - * - On success, zero. - * - On failure, a negative value. - */ -static int -eth_igb_get_5tuple_filter(struct rte_eth_dev *dev, uint16_t index, - struct rte_5tuple_filter *filter, uint16_t *rx_queue) -{ - struct e1000_hw *hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - uint32_t spqf, ftqf, imir, imir_ext; - - if (hw->mac.type != e1000_82576) - return -ENOSYS; - - if (index >= E1000_MAX_FTQF_FILTERS) - return -EINVAL; /* filter index is out of range. */ - - ftqf = E1000_READ_REG(hw, E1000_FTQF(index)); - if (ftqf & E1000_FTQF_QUEUE_ENABLE) { - filter->src_ip_mask = - (ftqf & E1000_FTQF_SOURCE_ADDR_MASK) ? 1 : 0; - filter->dst_ip_mask = - (ftqf & E1000_FTQF_DEST_ADDR_MASK) ? 1 : 0; - filter->src_port_mask = - (ftqf & E1000_FTQF_SOURCE_PORT_MASK) ? 1 : 0; - filter->protocol_mask = - (ftqf & E1000_FTQF_PROTOCOL_COMP_MASK) ? 1 : 0; - filter->protocol = - (uint8_t)ftqf & E1000_FTQF_PROTOCOL_MASK; - *rx_queue = (uint16_t)((ftqf & E1000_FTQF_QUEUE_MASK) >> - E1000_FTQF_QUEUE_SHIFT); - - spqf = E1000_READ_REG(hw, E1000_SPQF(index)); - filter->src_port = spqf & E1000_SPQF_SRCPORT; - - filter->dst_ip = E1000_READ_REG(hw, E1000_DAQF(index)); - filter->src_ip = E1000_READ_REG(hw, E1000_SAQF(index)); - - imir = E1000_READ_REG(hw, E1000_IMIR(index)); - filter->dst_port_mask = (imir & E1000_IMIR_PORT_BP) ? 1 : 0; - filter->dst_port = (uint16_t)(imir & E1000_IMIR_DSTPORT); - filter->priority = (imir & E1000_IMIR_PRIORITY) >> - E1000_IMIR_PRIORITY_SHIFT; - - imir_ext = E1000_READ_REG(hw, E1000_IMIREXT(index)); - if (!(imir_ext & E1000_IMIR_EXT_CTRL_BP)) { - if (imir_ext & E1000_IMIR_EXT_CTRL_UGR) - filter->tcp_flags |= TCP_UGR_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_ACK) - filter->tcp_flags |= TCP_ACK_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_PSH) - filter->tcp_flags |= TCP_PSH_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_RST) - filter->tcp_flags |= TCP_RST_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_SYN) - filter->tcp_flags |= TCP_SYN_FLAG; - if (imir_ext & E1000_IMIR_EXT_CTRL_FIN) - filter->tcp_flags |= TCP_FIN_FLAG; - } else - filter->tcp_flags = 0; - return 0; - } - return -ENOENT; -} - -static int -eth_igb_mtu_set(struct rte_eth_dev *dev, uint16_t mtu) -{ - uint32_t rctl; - struct e1000_hw *hw; - struct rte_eth_dev_info dev_info; - uint32_t frame_size = mtu + (ETHER_HDR_LEN + ETHER_CRC_LEN + - VLAN_TAG_SIZE); - - hw = E1000_DEV_PRIVATE_TO_HW(dev->data->dev_private); - -#ifdef RTE_LIBRTE_82571_SUPPORT - /* XXX: not bigger than max_rx_pktlen */ - if (hw->mac.type == e1000_82571) - return -ENOTSUP; -#endif - eth_igb_infos_get(dev, &dev_info); - - /* check that mtu is within the allowed range */ - if ((mtu < ETHER_MIN_MTU) || - (frame_size > dev_info.max_rx_pktlen)) - return -EINVAL; - - /* refuse mtu that requires the support of scattered packets when this - * feature has not been enabled before. */ - if (!dev->data->scattered_rx && - frame_size > dev->data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM) - return -EINVAL; - - rctl = E1000_READ_REG(hw, E1000_RCTL); - - /* switch to jumbo mode if needed */ - if (frame_size > ETHER_MAX_LEN) { - dev->data->dev_conf.rxmode.jumbo_frame = 1; - rctl |= E1000_RCTL_LPE; - } else { - dev->data->dev_conf.rxmode.jumbo_frame = 0; - rctl &= ~E1000_RCTL_LPE; - } - E1000_WRITE_REG(hw, E1000_RCTL, rctl); - - /* update max frame size */ - dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size; - - E1000_WRITE_REG(hw, E1000_RLPML, - dev->data->dev_conf.rxmode.max_rx_pkt_len); - - return 0; -} - -static struct rte_driver pmd_igb_drv = { - .type = PMD_PDEV, - .init = rte_igb_pmd_init, -}; - -static struct rte_driver pmd_igbvf_drv = { - .type = PMD_PDEV, - .init = rte_igbvf_pmd_init, -}; - -PMD_REGISTER_DRIVER(pmd_igb_drv); -PMD_REGISTER_DRIVER(pmd_igbvf_drv); |