diff options
Diffstat (limited to 'drivers/net/ixgbe/rte_pmd_ixgbe.c')
| -rw-r--r-- | drivers/net/ixgbe/rte_pmd_ixgbe.c | 910 |
1 files changed, 910 insertions, 0 deletions
diff --git a/drivers/net/ixgbe/rte_pmd_ixgbe.c b/drivers/net/ixgbe/rte_pmd_ixgbe.c new file mode 100644 index 00000000..e8fc9a64 --- /dev/null +++ b/drivers/net/ixgbe/rte_pmd_ixgbe.c @@ -0,0 +1,910 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2017 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 <rte_ethdev.h> + +#include "base/ixgbe_api.h" +#include "ixgbe_ethdev.h" +#include "rte_pmd_ixgbe.h" + +int +rte_pmd_ixgbe_set_vf_mac_addr(uint8_t port, uint16_t vf, + struct ether_addr *mac_addr) +{ + struct ixgbe_hw *hw; + struct ixgbe_vf_info *vfinfo; + int rar_entry; + uint8_t *new_mac = (uint8_t *)(mac_addr); + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + vfinfo = *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private)); + rar_entry = hw->mac.num_rar_entries - (vf + 1); + + if (is_valid_assigned_ether_addr((struct ether_addr *)new_mac)) { + rte_memcpy(vfinfo[vf].vf_mac_addresses, new_mac, + ETHER_ADDR_LEN); + return hw->mac.ops.set_rar(hw, rar_entry, new_mac, vf, + IXGBE_RAH_AV); + } + return -EINVAL; +} + +int +rte_pmd_ixgbe_ping_vf(uint8_t port, uint16_t vf) +{ + struct ixgbe_hw *hw; + struct ixgbe_vf_info *vfinfo; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + vfinfo = *(IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private)); + + ctrl = IXGBE_PF_CONTROL_MSG; + if (vfinfo[vf].clear_to_send) + ctrl |= IXGBE_VT_MSGTYPE_CTS; + + ixgbe_write_mbx(hw, &ctrl, 1, vf); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_vlan_anti_spoof(uint8_t port, uint16_t vf, uint8_t on) +{ + struct ixgbe_hw *hw; + struct ixgbe_mac_info *mac; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + mac = &hw->mac; + + mac->ops.set_vlan_anti_spoofing(hw, on, vf); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_mac_anti_spoof(uint8_t port, uint16_t vf, uint8_t on) +{ + struct ixgbe_hw *hw; + struct ixgbe_mac_info *mac; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + mac = &hw->mac; + mac->ops.set_mac_anti_spoofing(hw, on, vf); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_vlan_insert(uint8_t port, uint16_t vf, uint16_t vlan_id) +{ + struct ixgbe_hw *hw; + uint32_t ctrl; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (vlan_id > ETHER_MAX_VLAN_ID) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + ctrl = IXGBE_READ_REG(hw, IXGBE_VMVIR(vf)); + if (vlan_id) { + ctrl = vlan_id; + ctrl |= IXGBE_VMVIR_VLANA_DEFAULT; + } else { + ctrl = 0; + } + + IXGBE_WRITE_REG(hw, IXGBE_VMVIR(vf), ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_set_tx_loopback(uint8_t port, uint8_t on) +{ + struct ixgbe_hw *hw; + uint32_t ctrl; + struct rte_eth_dev *dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + ctrl = IXGBE_READ_REG(hw, IXGBE_PFDTXGSWC); + /* enable or disable VMDQ loopback */ + if (on) + ctrl |= IXGBE_PFDTXGSWC_VT_LBEN; + else + ctrl &= ~IXGBE_PFDTXGSWC_VT_LBEN; + + IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_set_all_queues_drop_en(uint8_t port, uint8_t on) +{ + struct ixgbe_hw *hw; + uint32_t reg_value; + int i; + int num_queues = (int)(IXGBE_QDE_IDX_MASK >> IXGBE_QDE_IDX_SHIFT); + struct rte_eth_dev *dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + for (i = 0; i <= num_queues; i++) { + reg_value = IXGBE_QDE_WRITE | + (i << IXGBE_QDE_IDX_SHIFT) | + (on & IXGBE_QDE_ENABLE); + IXGBE_WRITE_REG(hw, IXGBE_QDE, reg_value); + } + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_split_drop_en(uint8_t port, uint16_t vf, uint8_t on) +{ + struct ixgbe_hw *hw; + uint32_t reg_value; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + /* only support VF's 0 to 63 */ + if ((vf >= pci_dev->max_vfs) || (vf > 63)) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + reg_value = IXGBE_READ_REG(hw, IXGBE_SRRCTL(vf)); + if (on) + reg_value |= IXGBE_SRRCTL_DROP_EN; + else + reg_value &= ~IXGBE_SRRCTL_DROP_EN; + + IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(vf), reg_value); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_vlan_stripq(uint8_t port, uint16_t vf, uint8_t on) +{ + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + struct ixgbe_hw *hw; + uint16_t queues_per_pool; + uint32_t q; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP); + + /* The PF has 128 queue pairs and in SRIOV configuration + * those queues will be assigned to VF's, so RXDCTL + * registers will be dealing with queues which will be + * assigned to VF's. + * Let's say we have SRIOV configured with 31 VF's then the + * first 124 queues 0-123 will be allocated to VF's and only + * the last 4 queues 123-127 will be assigned to the PF. + */ + if (hw->mac.type == ixgbe_mac_82598EB) + queues_per_pool = (uint16_t)hw->mac.max_rx_queues / + ETH_16_POOLS; + else + queues_per_pool = (uint16_t)hw->mac.max_rx_queues / + ETH_64_POOLS; + + for (q = 0; q < queues_per_pool; q++) + (*dev->dev_ops->vlan_strip_queue_set)(dev, + q + vf * queues_per_pool, on); + return 0; +} + +int +rte_pmd_ixgbe_set_vf_rxmode(uint8_t port, uint16_t vf, + uint16_t rx_mask, uint8_t on) +{ + int val = 0; + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + struct ixgbe_hw *hw; + uint32_t vmolr; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + vmolr = IXGBE_READ_REG(hw, IXGBE_VMOLR(vf)); + + 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_vt_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(vf), vmolr); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_rx(uint8_t port, uint16_t vf, uint8_t on) +{ + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + uint32_t reg, addr; + uint32_t val; + const uint8_t bit1 = 0x1; + struct ixgbe_hw *hw; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (ixgbe_vt_check(hw) < 0) + return -ENOTSUP; + + /* for vf >= 32, set bit in PFVFRE[1], otherwise PFVFRE[0] */ + if (vf >= 32) { + addr = IXGBE_VFRE(1); + val = bit1 << (vf - 32); + } else { + addr = IXGBE_VFRE(0); + val = bit1 << vf; + } + + reg = IXGBE_READ_REG(hw, addr); + + if (on) + reg |= val; + else + reg &= ~val; + + IXGBE_WRITE_REG(hw, addr, reg); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_tx(uint8_t port, uint16_t vf, uint8_t on) +{ + struct rte_eth_dev *dev; + struct rte_pci_device *pci_dev; + uint32_t reg, addr; + uint32_t val; + const uint8_t bit1 = 0x1; + + struct ixgbe_hw *hw; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + pci_dev = IXGBE_DEV_TO_PCI(dev); + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (vf >= pci_dev->max_vfs) + return -EINVAL; + + if (on > 1) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (ixgbe_vt_check(hw) < 0) + return -ENOTSUP; + + /* for vf >= 32, set bit in PFVFTE[1], otherwise PFVFTE[0] */ + if (vf >= 32) { + addr = IXGBE_VFTE(1); + val = bit1 << (vf - 32); + } else { + addr = IXGBE_VFTE(0); + val = bit1 << vf; + } + + reg = IXGBE_READ_REG(hw, addr); + + if (on) + reg |= val; + else + reg &= ~val; + + IXGBE_WRITE_REG(hw, addr, reg); + + return 0; +} + +int +rte_pmd_ixgbe_set_vf_vlan_filter(uint8_t port, uint16_t vlan, + uint64_t vf_mask, uint8_t vlan_on) +{ + struct rte_eth_dev *dev; + int ret = 0; + uint16_t vf_idx; + struct ixgbe_hw *hw; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if ((vlan > ETHER_MAX_VLAN_ID) || (vf_mask == 0)) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (ixgbe_vt_check(hw) < 0) + return -ENOTSUP; + + for (vf_idx = 0; vf_idx < 64; vf_idx++) { + if (vf_mask & ((uint64_t)(1ULL << vf_idx))) { + ret = hw->mac.ops.set_vfta(hw, vlan, vf_idx, + vlan_on, false); + if (ret < 0) + return ret; + } + } + + return ret; +} + +int +rte_pmd_ixgbe_set_vf_rate_limit(uint8_t port, uint16_t vf, + uint16_t tx_rate, uint64_t q_msk) +{ + struct rte_eth_dev *dev; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + return ixgbe_set_vf_rate_limit(dev, vf, tx_rate, q_msk); +} + +int +rte_pmd_ixgbe_macsec_enable(uint8_t port, uint8_t en, uint8_t rp) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* Stop the data paths */ + if (ixgbe_disable_sec_rx_path(hw) != IXGBE_SUCCESS) + return -ENOTSUP; + /** + * Workaround: + * As no ixgbe_disable_sec_rx_path equivalent is + * implemented for tx in the base code, and we are + * not allowed to modify the base code in DPDK, so + * just call the hand-written one directly for now. + * The hardware support has been checked by + * ixgbe_disable_sec_rx_path(). + */ + ixgbe_disable_sec_tx_path_generic(hw); + + /* Enable Ethernet CRC (required by MACsec offload) */ + ctrl = IXGBE_READ_REG(hw, IXGBE_HLREG0); + ctrl |= IXGBE_HLREG0_TXCRCEN | IXGBE_HLREG0_RXCRCSTRP; + IXGBE_WRITE_REG(hw, IXGBE_HLREG0, ctrl); + + /* Enable the TX and RX crypto engines */ + ctrl = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL); + ctrl &= ~IXGBE_SECTXCTRL_SECTX_DIS; + IXGBE_WRITE_REG(hw, IXGBE_SECTXCTRL, ctrl); + + ctrl = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); + ctrl &= ~IXGBE_SECRXCTRL_SECRX_DIS; + IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, ctrl); + + ctrl = IXGBE_READ_REG(hw, IXGBE_SECTXMINIFG); + ctrl &= ~IXGBE_SECTX_MINSECIFG_MASK; + ctrl |= 0x3; + IXGBE_WRITE_REG(hw, IXGBE_SECTXMINIFG, ctrl); + + /* Enable SA lookup */ + ctrl = IXGBE_READ_REG(hw, IXGBE_LSECTXCTRL); + ctrl &= ~IXGBE_LSECTXCTRL_EN_MASK; + ctrl |= en ? IXGBE_LSECTXCTRL_AUTH_ENCRYPT : + IXGBE_LSECTXCTRL_AUTH; + ctrl |= IXGBE_LSECTXCTRL_AISCI; + ctrl &= ~IXGBE_LSECTXCTRL_PNTHRSH_MASK; + ctrl |= IXGBE_MACSEC_PNTHRSH & IXGBE_LSECTXCTRL_PNTHRSH_MASK; + IXGBE_WRITE_REG(hw, IXGBE_LSECTXCTRL, ctrl); + + ctrl = IXGBE_READ_REG(hw, IXGBE_LSECRXCTRL); + ctrl &= ~IXGBE_LSECRXCTRL_EN_MASK; + ctrl |= IXGBE_LSECRXCTRL_STRICT << IXGBE_LSECRXCTRL_EN_SHIFT; + ctrl &= ~IXGBE_LSECRXCTRL_PLSH; + if (rp) + ctrl |= IXGBE_LSECRXCTRL_RP; + else + ctrl &= ~IXGBE_LSECRXCTRL_RP; + IXGBE_WRITE_REG(hw, IXGBE_LSECRXCTRL, ctrl); + + /* Start the data paths */ + ixgbe_enable_sec_rx_path(hw); + /** + * Workaround: + * As no ixgbe_enable_sec_rx_path equivalent is + * implemented for tx in the base code, and we are + * not allowed to modify the base code in DPDK, so + * just call the hand-written one directly for now. + */ + ixgbe_enable_sec_tx_path_generic(hw); + + return 0; +} + +int +rte_pmd_ixgbe_macsec_disable(uint8_t port) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* Stop the data paths */ + if (ixgbe_disable_sec_rx_path(hw) != IXGBE_SUCCESS) + return -ENOTSUP; + /** + * Workaround: + * As no ixgbe_disable_sec_rx_path equivalent is + * implemented for tx in the base code, and we are + * not allowed to modify the base code in DPDK, so + * just call the hand-written one directly for now. + * The hardware support has been checked by + * ixgbe_disable_sec_rx_path(). + */ + ixgbe_disable_sec_tx_path_generic(hw); + + /* Disable the TX and RX crypto engines */ + ctrl = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL); + ctrl |= IXGBE_SECTXCTRL_SECTX_DIS; + IXGBE_WRITE_REG(hw, IXGBE_SECTXCTRL, ctrl); + + ctrl = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); + ctrl |= IXGBE_SECRXCTRL_SECRX_DIS; + IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, ctrl); + + /* Disable SA lookup */ + ctrl = IXGBE_READ_REG(hw, IXGBE_LSECTXCTRL); + ctrl &= ~IXGBE_LSECTXCTRL_EN_MASK; + ctrl |= IXGBE_LSECTXCTRL_DISABLE; + IXGBE_WRITE_REG(hw, IXGBE_LSECTXCTRL, ctrl); + + ctrl = IXGBE_READ_REG(hw, IXGBE_LSECRXCTRL); + ctrl &= ~IXGBE_LSECRXCTRL_EN_MASK; + ctrl |= IXGBE_LSECRXCTRL_DISABLE << IXGBE_LSECRXCTRL_EN_SHIFT; + IXGBE_WRITE_REG(hw, IXGBE_LSECRXCTRL, ctrl); + + /* Start the data paths */ + ixgbe_enable_sec_rx_path(hw); + /** + * Workaround: + * As no ixgbe_enable_sec_rx_path equivalent is + * implemented for tx in the base code, and we are + * not allowed to modify the base code in DPDK, so + * just call the hand-written one directly for now. + */ + ixgbe_enable_sec_tx_path_generic(hw); + + return 0; +} + +int +rte_pmd_ixgbe_macsec_config_txsc(uint8_t port, uint8_t *mac) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ctrl = mac[0] | (mac[1] << 8) | (mac[2] << 16) | (mac[3] << 24); + IXGBE_WRITE_REG(hw, IXGBE_LSECTXSCL, ctrl); + + ctrl = mac[4] | (mac[5] << 8); + IXGBE_WRITE_REG(hw, IXGBE_LSECTXSCH, ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_macsec_config_rxsc(uint8_t port, uint8_t *mac, uint16_t pi) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + ctrl = mac[0] | (mac[1] << 8) | (mac[2] << 16) | (mac[3] << 24); + IXGBE_WRITE_REG(hw, IXGBE_LSECRXSCL, ctrl); + + pi = rte_cpu_to_be_16(pi); + ctrl = mac[4] | (mac[5] << 8) | (pi << 16); + IXGBE_WRITE_REG(hw, IXGBE_LSECRXSCH, ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_macsec_select_txsa(uint8_t port, uint8_t idx, uint8_t an, + uint32_t pn, uint8_t *key) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl, i; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (idx != 0 && idx != 1) + return -EINVAL; + + if (an >= 4) + return -EINVAL; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + /* Set the PN and key */ + pn = rte_cpu_to_be_32(pn); + if (idx == 0) { + IXGBE_WRITE_REG(hw, IXGBE_LSECTXPN0, pn); + + for (i = 0; i < 4; i++) { + ctrl = (key[i * 4 + 0] << 0) | + (key[i * 4 + 1] << 8) | + (key[i * 4 + 2] << 16) | + (key[i * 4 + 3] << 24); + IXGBE_WRITE_REG(hw, IXGBE_LSECTXKEY0(i), ctrl); + } + } else { + IXGBE_WRITE_REG(hw, IXGBE_LSECTXPN1, pn); + + for (i = 0; i < 4; i++) { + ctrl = (key[i * 4 + 0] << 0) | + (key[i * 4 + 1] << 8) | + (key[i * 4 + 2] << 16) | + (key[i * 4 + 3] << 24); + IXGBE_WRITE_REG(hw, IXGBE_LSECTXKEY1(i), ctrl); + } + } + + /* Set AN and select the SA */ + ctrl = (an << idx * 2) | (idx << 4); + IXGBE_WRITE_REG(hw, IXGBE_LSECTXSA, ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_macsec_select_rxsa(uint8_t port, uint8_t idx, uint8_t an, + uint32_t pn, uint8_t *key) +{ + struct ixgbe_hw *hw; + struct rte_eth_dev *dev; + uint32_t ctrl, i; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + + if (idx != 0 && idx != 1) + return -EINVAL; + + if (an >= 4) + return -EINVAL; + + /* Set the PN */ + pn = rte_cpu_to_be_32(pn); + IXGBE_WRITE_REG(hw, IXGBE_LSECRXPN(idx), pn); + + /* Set the key */ + for (i = 0; i < 4; i++) { + ctrl = (key[i * 4 + 0] << 0) | + (key[i * 4 + 1] << 8) | + (key[i * 4 + 2] << 16) | + (key[i * 4 + 3] << 24); + IXGBE_WRITE_REG(hw, IXGBE_LSECRXKEY(idx, i), ctrl); + } + + /* Set the AN and validate the SA */ + ctrl = an | (1 << 2); + IXGBE_WRITE_REG(hw, IXGBE_LSECRXSA(idx), ctrl); + + return 0; +} + +int +rte_pmd_ixgbe_set_tc_bw_alloc(uint8_t port, + uint8_t tc_num, + uint8_t *bw_weight) +{ + struct rte_eth_dev *dev; + struct ixgbe_dcb_config *dcb_config; + struct ixgbe_dcb_tc_config *tc; + struct rte_eth_conf *eth_conf; + struct ixgbe_bw_conf *bw_conf; + uint8_t i; + uint8_t nb_tcs; + uint16_t sum; + + RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV); + + dev = &rte_eth_devices[port]; + + if (!is_ixgbe_supported(dev)) + return -ENOTSUP; + + if (tc_num > IXGBE_DCB_MAX_TRAFFIC_CLASS) { + PMD_DRV_LOG(ERR, "TCs should be no more than %d.", + IXGBE_DCB_MAX_TRAFFIC_CLASS); + return -EINVAL; + } + + dcb_config = IXGBE_DEV_PRIVATE_TO_DCB_CFG(dev->data->dev_private); + bw_conf = IXGBE_DEV_PRIVATE_TO_BW_CONF(dev->data->dev_private); + eth_conf = &dev->data->dev_conf; + + if (eth_conf->txmode.mq_mode == ETH_MQ_TX_DCB) { + nb_tcs = eth_conf->tx_adv_conf.dcb_tx_conf.nb_tcs; + } else if (eth_conf->txmode.mq_mode == ETH_MQ_TX_VMDQ_DCB) { + if (eth_conf->tx_adv_conf.vmdq_dcb_tx_conf.nb_queue_pools == + ETH_32_POOLS) + nb_tcs = ETH_4_TCS; + else + nb_tcs = ETH_8_TCS; + } else { + nb_tcs = 1; + } + + if (nb_tcs != tc_num) { + PMD_DRV_LOG(ERR, + "Weight should be set for all %d enabled TCs.", + nb_tcs); + return -EINVAL; + } + + sum = 0; + for (i = 0; i < nb_tcs; i++) + sum += bw_weight[i]; + if (sum != 100) { + PMD_DRV_LOG(ERR, + "The summary of the TC weight should be 100."); + return -EINVAL; + } + + for (i = 0; i < nb_tcs; i++) { + tc = &dcb_config->tc_config[i]; + tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent = bw_weight[i]; + } + for (; i < IXGBE_DCB_MAX_TRAFFIC_CLASS; i++) { + tc = &dcb_config->tc_config[i]; + tc->path[IXGBE_DCB_TX_CONFIG].bwg_percent = 0; + } + + bw_conf->tc_num = nb_tcs; + + return 0; +} |