From: Wei Zhao Date: Fri, 13 Jan 2017 08:12:58 +0000 (+0800) Subject: net/ixgbe: restore n-tuple filter X-Git-Tag: spdx-start~4819 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=e6a410c2686cd657d579a6fa8e0e4a06d3f7083d;p=dpdk.git net/ixgbe: restore n-tuple filter Add support for restoring n-tuple filter in SW. Signed-off-by: Wenzhuo Lu Signed-off-by: Wei Zhao Acked-by: Beilei Xing Acked-by: Wei Dai --- diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index f3dc3ed89a..ad46945527 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -170,6 +170,7 @@ static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev); static int ixgbe_fdir_filter_uninit(struct rte_eth_dev *eth_dev); static int ixgbe_l2_tn_filter_init(struct rte_eth_dev *eth_dev); static int ixgbe_l2_tn_filter_uninit(struct rte_eth_dev *eth_dev); +static int ixgbe_ntuple_filter_uninit(struct rte_eth_dev *eth_dev); static int ixgbe_dev_configure(struct rte_eth_dev *dev); static int ixgbe_dev_start(struct rte_eth_dev *dev); static void ixgbe_dev_stop(struct rte_eth_dev *dev); @@ -391,6 +392,7 @@ static int ixgbe_dev_udp_tunnel_port_add(struct rte_eth_dev *dev, struct rte_eth_udp_tunnel *udp_tunnel); static int ixgbe_dev_udp_tunnel_port_del(struct rte_eth_dev *dev, struct rte_eth_udp_tunnel *udp_tunnel); +static int ixgbe_filter_restore(struct rte_eth_dev *dev); /* * Define VF Stats MACRO for Non "cleared on read" register @@ -1387,6 +1389,27 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev) /* remove all the L2 tunnel filters & hash */ ixgbe_l2_tn_filter_uninit(eth_dev); + /* Remove all ntuple filters of the device */ + ixgbe_ntuple_filter_uninit(eth_dev); + + return 0; +} + +static int ixgbe_ntuple_filter_uninit(struct rte_eth_dev *eth_dev) +{ + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(eth_dev->data->dev_private); + struct ixgbe_5tuple_filter *p_5tuple; + + while ((p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list))) { + TAILQ_REMOVE(&filter_info->fivetuple_list, + p_5tuple, + entries); + rte_free(p_5tuple); + } + memset(filter_info->fivetuple_mask, 0, + sizeof(uint32_t) * IXGBE_5TUPLE_ARRAY_SIZE); + return 0; } @@ -2556,6 +2579,7 @@ skip_link_setup: /* resume enabled intr since hw reset */ ixgbe_enable_intr(dev); + ixgbe_filter_restore(dev); return 0; @@ -2576,9 +2600,6 @@ ixgbe_dev_stop(struct rte_eth_dev *dev) IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); struct ixgbe_vf_info *vfinfo = *IXGBE_DEV_PRIVATE_TO_P_VFDATA(dev->data->dev_private); - struct ixgbe_filter_info *filter_info = - IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); - struct ixgbe_5tuple_filter *p_5tuple, *p_5tuple_next; struct rte_pci_device *pci_dev = IXGBE_DEV_TO_PCI(dev); struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; int vf; @@ -2616,17 +2637,6 @@ ixgbe_dev_stop(struct rte_eth_dev *dev) memset(&link, 0, sizeof(link)); rte_ixgbe_dev_atomic_write_link_status(dev, &link); - /* Remove all ntuple filters of the device */ - for (p_5tuple = TAILQ_FIRST(&filter_info->fivetuple_list); - p_5tuple != NULL; p_5tuple = p_5tuple_next) { - p_5tuple_next = TAILQ_NEXT(p_5tuple, entries); - TAILQ_REMOVE(&filter_info->fivetuple_list, - p_5tuple, entries); - rte_free(p_5tuple); - } - memset(filter_info->fivetuple_mask, 0, - sizeof(uint32_t) * IXGBE_5TUPLE_ARRAY_SIZE); - if (!rte_intr_allow_others(intr_handle)) /* resume to the default handler */ rte_intr_callback_register(intr_handle, @@ -6050,6 +6060,52 @@ convert_protocol_type(uint8_t protocol_value) return IXGBE_FILTER_PROTOCOL_NONE; } +/* inject a 5-tuple filter to HW */ +static inline void +ixgbe_inject_5tuple_filter(struct rte_eth_dev *dev, + struct ixgbe_5tuple_filter *filter) +{ + struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int i; + uint32_t ftqf, sdpqf; + uint32_t l34timir = 0; + uint8_t mask = 0xff; + + i = filter->index; + + sdpqf = (uint32_t)(filter->filter_info.dst_port << + IXGBE_SDPQF_DSTPORT_SHIFT); + sdpqf = sdpqf | (filter->filter_info.src_port & IXGBE_SDPQF_SRCPORT); + + ftqf = (uint32_t)(filter->filter_info.proto & + IXGBE_FTQF_PROTOCOL_MASK); + ftqf |= (uint32_t)((filter->filter_info.priority & + IXGBE_FTQF_PRIORITY_MASK) << IXGBE_FTQF_PRIORITY_SHIFT); + if (filter->filter_info.src_ip_mask == 0) /* 0 means compare. */ + mask &= IXGBE_FTQF_SOURCE_ADDR_MASK; + if (filter->filter_info.dst_ip_mask == 0) + mask &= IXGBE_FTQF_DEST_ADDR_MASK; + if (filter->filter_info.src_port_mask == 0) + mask &= IXGBE_FTQF_SOURCE_PORT_MASK; + if (filter->filter_info.dst_port_mask == 0) + mask &= IXGBE_FTQF_DEST_PORT_MASK; + if (filter->filter_info.proto_mask == 0) + mask &= IXGBE_FTQF_PROTOCOL_COMP_MASK; + ftqf |= mask << IXGBE_FTQF_5TUPLE_MASK_SHIFT; + ftqf |= IXGBE_FTQF_POOL_MASK_EN; + ftqf |= IXGBE_FTQF_QUEUE_ENABLE; + + IXGBE_WRITE_REG(hw, IXGBE_DAQF(i), filter->filter_info.dst_ip); + IXGBE_WRITE_REG(hw, IXGBE_SAQF(i), filter->filter_info.src_ip); + IXGBE_WRITE_REG(hw, IXGBE_SDPQF(i), sdpqf); + IXGBE_WRITE_REG(hw, IXGBE_FTQF(i), ftqf); + + l34timir |= IXGBE_L34T_IMIR_RESERVE; + l34timir |= (uint32_t)(filter->queue << + IXGBE_L34T_IMIR_QUEUE_SHIFT); + IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(i), l34timir); +} + /* * add a 5tuple filter * @@ -6067,13 +6123,9 @@ static int ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, struct ixgbe_5tuple_filter *filter) { - struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); struct ixgbe_filter_info *filter_info = IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); int i, idx, shift; - uint32_t ftqf, sdpqf; - uint32_t l34timir = 0; - uint8_t mask = 0xff; /* * look for an unused 5tuple filter index, @@ -6096,37 +6148,8 @@ ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, return -ENOSYS; } - sdpqf = (uint32_t)(filter->filter_info.dst_port << - IXGBE_SDPQF_DSTPORT_SHIFT); - sdpqf = sdpqf | (filter->filter_info.src_port & IXGBE_SDPQF_SRCPORT); - - ftqf = (uint32_t)(filter->filter_info.proto & - IXGBE_FTQF_PROTOCOL_MASK); - ftqf |= (uint32_t)((filter->filter_info.priority & - IXGBE_FTQF_PRIORITY_MASK) << IXGBE_FTQF_PRIORITY_SHIFT); - if (filter->filter_info.src_ip_mask == 0) /* 0 means compare. */ - mask &= IXGBE_FTQF_SOURCE_ADDR_MASK; - if (filter->filter_info.dst_ip_mask == 0) - mask &= IXGBE_FTQF_DEST_ADDR_MASK; - if (filter->filter_info.src_port_mask == 0) - mask &= IXGBE_FTQF_SOURCE_PORT_MASK; - if (filter->filter_info.dst_port_mask == 0) - mask &= IXGBE_FTQF_DEST_PORT_MASK; - if (filter->filter_info.proto_mask == 0) - mask &= IXGBE_FTQF_PROTOCOL_COMP_MASK; - ftqf |= mask << IXGBE_FTQF_5TUPLE_MASK_SHIFT; - ftqf |= IXGBE_FTQF_POOL_MASK_EN; - ftqf |= IXGBE_FTQF_QUEUE_ENABLE; - - IXGBE_WRITE_REG(hw, IXGBE_DAQF(i), filter->filter_info.dst_ip); - IXGBE_WRITE_REG(hw, IXGBE_SAQF(i), filter->filter_info.src_ip); - IXGBE_WRITE_REG(hw, IXGBE_SDPQF(i), sdpqf); - IXGBE_WRITE_REG(hw, IXGBE_FTQF(i), ftqf); + ixgbe_inject_5tuple_filter(dev, filter); - l34timir |= IXGBE_L34T_IMIR_RESERVE; - l34timir |= (uint32_t)(filter->queue << - IXGBE_L34T_IMIR_QUEUE_SHIFT); - IXGBE_WRITE_REG(hw, IXGBE_L34T_IMIR(i), l34timir); return 0; } @@ -8463,6 +8486,27 @@ rte_pmd_ixgbe_macsec_select_rxsa(uint8_t port, uint8_t idx, uint8_t an, return 0; } +/* restore n-tuple filter */ +static inline void +ixgbe_ntuple_filter_restore(struct rte_eth_dev *dev) +{ + struct ixgbe_filter_info *filter_info = + IXGBE_DEV_PRIVATE_TO_FILTER_INFO(dev->data->dev_private); + struct ixgbe_5tuple_filter *node; + + TAILQ_FOREACH(node, &filter_info->fivetuple_list, entries) { + ixgbe_inject_5tuple_filter(dev, node); + } +} + +static int +ixgbe_filter_restore(struct rte_eth_dev *dev) +{ + ixgbe_ntuple_filter_restore(dev); + + return 0; +} + RTE_PMD_REGISTER_PCI(net_ixgbe, rte_ixgbe_pmd.pci_drv); RTE_PMD_REGISTER_PCI_TABLE(net_ixgbe, pci_id_ixgbe_map); RTE_PMD_REGISTER_KMOD_DEP(net_ixgbe, "* igb_uio | uio_pci_generic | vfio");