From d798a94a3d6a06ebc2d0b423a699a0d7d7c4f8c2 Mon Sep 17 00:00:00 2001 From: Jijiang Liu Date: Fri, 24 Oct 2014 15:58:44 +0800 Subject: [PATCH] i40evf: mac vlan filter It mainly add i40e_vf_mac_filter_set() function to support perfect match and hash match of MAC address and VLAN ID for VF. Signed-off-by: Jijiang Liu Tested-by: Yong Liu --- lib/librte_pmd_i40e/i40e_ethdev.c | 116 ++++++++++++++++++++++++++++++ 1 file changed, 116 insertions(+) diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c b/lib/librte_pmd_i40e/i40e_ethdev.c index b75b271dd0..d768a0831f 100644 --- a/lib/librte_pmd_i40e/i40e_ethdev.c +++ b/lib/librte_pmd_i40e/i40e_ethdev.c @@ -1618,6 +1618,119 @@ i40e_macaddr_remove(struct rte_eth_dev *dev, uint32_t index) memset(&pf->dev_addr, 0, sizeof(struct ether_addr)); } +/* Set perfect match or hash match of MAC and VLAN for a VF */ +static int +i40e_vf_mac_filter_set(struct i40e_pf *pf, + struct rte_eth_mac_filter *filter, + bool add) +{ + struct i40e_hw *hw; + struct i40e_mac_filter_info mac_filter; + struct ether_addr old_mac; + struct ether_addr *new_mac; + struct i40e_pf_vf *vf = NULL; + uint16_t vf_id; + int ret; + + if (pf == NULL) { + PMD_DRV_LOG(ERR, "Invalid PF argument\n"); + return -EINVAL; + } + hw = I40E_PF_TO_HW(pf); + + if (filter == NULL) { + PMD_DRV_LOG(ERR, "Invalid mac filter argument\n"); + return -EINVAL; + } + + new_mac = &filter->mac_addr; + + if (is_zero_ether_addr(new_mac)) { + PMD_DRV_LOG(ERR, "Invalid ethernet address\n"); + return -EINVAL; + } + + vf_id = filter->dst_id; + + if (vf_id > pf->vf_num - 1 || !pf->vfs) { + PMD_DRV_LOG(ERR, "Invalid argument\n"); + return -EINVAL; + } + vf = &pf->vfs[vf_id]; + + if (add && is_same_ether_addr(new_mac, &(pf->dev_addr))) { + PMD_DRV_LOG(INFO, "Ignore adding permanent MAC address\n"); + return -EINVAL; + } + + if (add) { + (void)rte_memcpy(&old_mac, hw->mac.addr, ETHER_ADDR_LEN); + (void)rte_memcpy(hw->mac.addr, new_mac->addr_bytes, + ETHER_ADDR_LEN); + (void)rte_memcpy(&mac_filter.mac_addr, &filter->mac_addr, + ETHER_ADDR_LEN); + + mac_filter.filter_type = filter->filter_type; + ret = i40e_vsi_add_mac(vf->vsi, &mac_filter); + if (ret != I40E_SUCCESS) { + PMD_DRV_LOG(ERR, "Failed to add MAC filter\n"); + return -1; + } + ether_addr_copy(new_mac, &pf->dev_addr); + } else { + (void)rte_memcpy(hw->mac.addr, hw->mac.perm_addr, + ETHER_ADDR_LEN); + ret = i40e_vsi_delete_mac(vf->vsi, &filter->mac_addr); + if (ret != I40E_SUCCESS) { + PMD_DRV_LOG(ERR, "Failed to delete MAC filter\n"); + return -1; + } + + /* Clear device address as it has been removed */ + if (is_same_ether_addr(&(pf->dev_addr), new_mac)) + memset(&pf->dev_addr, 0, sizeof(struct ether_addr)); + } + + return 0; +} + +/* MAC filter handle */ +static int +i40e_mac_filter_handle(struct rte_eth_dev *dev, enum rte_filter_op filter_op, + void *arg) +{ + struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); + struct rte_eth_mac_filter *filter; + struct i40e_hw *hw = I40E_PF_TO_HW(pf); + int ret = I40E_NOT_SUPPORTED; + + filter = (struct rte_eth_mac_filter *)(arg); + + switch (filter_op) { + case RTE_ETH_FILTER_NONE: + ret = I40E_SUCCESS; + break; + case RTE_ETH_FILTER_ADD: + i40e_pf_disable_irq0(hw); + if (filter->is_vf) + ret = i40e_vf_mac_filter_set(pf, filter, 1); + i40e_pf_enable_irq0(hw); + break; + case RTE_ETH_FILTER_DELETE: + i40e_pf_disable_irq0(hw); + if (filter->is_vf) + ret = i40e_vf_mac_filter_set(pf, filter, 0); + i40e_pf_enable_irq0(hw); + break; + default: + PMD_DRV_LOG(ERR, "unknown operation %u\n", filter_op); + ret = I40E_ERR_PARAM; + break; + } + + return ret; +} + static int i40e_dev_rss_reta_update(struct rte_eth_dev *dev, struct rte_eth_rss_reta *reta_conf) @@ -4580,6 +4693,9 @@ i40e_dev_filter_ctrl(struct rte_eth_dev *dev, return -EINVAL; switch (filter_type) { + case RTE_ETH_FILTER_MACVLAN: + ret = i40e_mac_filter_handle(dev, filter_op, arg); + break; case RTE_ETH_FILTER_TUNNEL: ret = i40e_tunnel_filter_handle(dev, filter_op, arg); break; -- 2.20.1