From patchwork Thu Jan 12 08:13:56 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhao1, Wei" X-Patchwork-Id: 19187 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id C4539F976; Thu, 12 Jan 2017 09:19:58 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 06887F94C for ; Thu, 12 Jan 2017 09:19:28 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga103.jf.intel.com with ESMTP; 12 Jan 2017 00:19:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.33,349,1477983600"; d="scan'208"; a="1093088836" Received: from dpdk1.bj.intel.com ([172.16.182.84]) by fmsmga001.fm.intel.com with ESMTP; 12 Jan 2017 00:19:25 -0800 From: Wei Zhao To: dev@dpdk.org Cc: Wei Zhao , Wenzhuo Lu Date: Thu, 12 Jan 2017 16:13:56 +0800 Message-Id: <1484208838-58734-17-git-send-email-wei.zhao1@intel.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1484208838-58734-1-git-send-email-wei.zhao1@intel.com> References: <1483084390-53159-2-git-send-email-wei.zhao1@intel.com> <1484208838-58734-1-git-send-email-wei.zhao1@intel.com> Subject: [dpdk-dev] [PATCH v3 16/18] net/ixgbe: create consistent filter X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch adds a function to create the flow directory filter. Signed-off-by: Wei Zhao Signed-off-by: Wenzhuo Lu --- drivers/net/ixgbe/ixgbe_ethdev.c | 25 +++-- drivers/net/ixgbe/ixgbe_ethdev.h | 61 ++++++++++++ drivers/net/ixgbe/ixgbe_flow.c | 194 ++++++++++++++++++++++++++++++++++++++- 3 files changed, 266 insertions(+), 14 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c index 4b9f4aa..3648e12 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.c +++ b/drivers/net/ixgbe/ixgbe_ethdev.c @@ -305,9 +305,6 @@ static void ixgbevf_add_mac_addr(struct rte_eth_dev *dev, static void ixgbevf_remove_mac_addr(struct rte_eth_dev *dev, uint32_t index); static void ixgbevf_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *mac_addr); -static int ixgbe_syn_filter_set(struct rte_eth_dev *dev, - struct rte_eth_syn_filter *filter, - bool add); static int ixgbe_syn_filter_get(struct rte_eth_dev *dev, struct rte_eth_syn_filter *filter); static int ixgbe_syn_filter_handle(struct rte_eth_dev *dev, @@ -317,17 +314,11 @@ static int ixgbe_add_5tuple_filter(struct rte_eth_dev *dev, struct ixgbe_5tuple_filter *filter); static void ixgbe_remove_5tuple_filter(struct rte_eth_dev *dev, struct ixgbe_5tuple_filter *filter); -static int ixgbe_add_del_ntuple_filter(struct rte_eth_dev *dev, - struct rte_eth_ntuple_filter *filter, - bool add); static int ixgbe_ntuple_filter_handle(struct rte_eth_dev *dev, enum rte_filter_op filter_op, void *arg); static int ixgbe_get_ntuple_filter(struct rte_eth_dev *dev, struct rte_eth_ntuple_filter *filter); -static int ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev, - struct rte_eth_ethertype_filter *filter, - bool add); static int ixgbe_ethertype_filter_handle(struct rte_eth_dev *dev, enum rte_filter_op filter_op, void *arg); @@ -1292,6 +1283,14 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev) /* initialize l2 tunnel filter list & hash */ ixgbe_l2_tn_filter_init(eth_dev); + + TAILQ_INIT(&filter_ntuple_list); + TAILQ_INIT(&filter_ethertype_list); + TAILQ_INIT(&filter_syn_list); + TAILQ_INIT(&filter_fdir_list); + TAILQ_INIT(&filter_l2_tunnel_list); + TAILQ_INIT(&ixgbe_flow_list); + return 0; } @@ -5742,7 +5741,7 @@ ixgbevf_set_default_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr) return -ENOTSUP;\ } while (0) -static int +int ixgbe_syn_filter_set(struct rte_eth_dev *dev, struct rte_eth_syn_filter *filter, bool add) @@ -6121,7 +6120,7 @@ ntuple_filter_to_5tuple(struct rte_eth_ntuple_filter *filter, * - On success, zero. * - On failure, a negative value. */ -static int +int ixgbe_add_del_ntuple_filter(struct rte_eth_dev *dev, struct rte_eth_ntuple_filter *ntuple_filter, bool add) @@ -6266,7 +6265,7 @@ ixgbe_ntuple_filter_handle(struct rte_eth_dev *dev, return ret; } -static int +int ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev, struct rte_eth_ethertype_filter *filter, bool add) @@ -7345,7 +7344,7 @@ ixgbe_remove_l2_tn_filter(struct ixgbe_l2_tn_info *l2_tn_info, } /* Add l2 tunnel filter */ -static int +int ixgbe_dev_l2_tunnel_filter_add(struct rte_eth_dev *dev, struct rte_eth_l2_tunnel_conf *l2_tunnel, bool restore) diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h b/drivers/net/ixgbe/ixgbe_ethdev.h index dee159f..6908c3d 100644 --- a/drivers/net/ixgbe/ixgbe_ethdev.h +++ b/drivers/net/ixgbe/ixgbe_ethdev.h @@ -329,6 +329,54 @@ struct ixgbe_l2_tn_info { bool e_tag_ether_type; /* ether type for e-tag */ }; +struct rte_flow { + enum rte_filter_type filter_type; + void *rule; +}; +/* ntuple filter list structure */ +struct ixgbe_ntuple_filter_ele { + TAILQ_ENTRY(ixgbe_ntuple_filter_ele) entries; + struct rte_eth_ntuple_filter filter_info; +}; +/* ethertype filter list structure */ +struct ixgbe_ethertype_filter_ele { + TAILQ_ENTRY(ixgbe_ethertype_filter_ele) entries; + struct rte_eth_ethertype_filter filter_info; +}; +/* syn filter list structure */ +struct ixgbe_eth_syn_filter_ele { + TAILQ_ENTRY(ixgbe_eth_syn_filter_ele) entries; + struct rte_eth_syn_filter filter_info; +}; +/* fdir filter list structure */ +struct ixgbe_fdir_rule_ele { + TAILQ_ENTRY(ixgbe_fdir_rule_ele) entries; + struct ixgbe_fdir_rule filter_info; +}; +/* l2_tunnel filter list structure */ +struct ixgbe_eth_l2_tunnel_conf_ele { + TAILQ_ENTRY(ixgbe_eth_l2_tunnel_conf_ele) entries; + struct rte_eth_l2_tunnel_conf filter_info; +}; +/* ixgbe_flow memory list structure */ +struct ixgbe_flow_mem { + TAILQ_ENTRY(ixgbe_flow_mem) entries; + struct rte_flow *flow; +}; + +TAILQ_HEAD(ixgbe_ntuple_filter_list, ixgbe_ntuple_filter_ele); +struct ixgbe_ntuple_filter_list filter_ntuple_list; +TAILQ_HEAD(ixgbe_ethertype_filter_list, ixgbe_ethertype_filter_ele); +struct ixgbe_ethertype_filter_list filter_ethertype_list; +TAILQ_HEAD(ixgbe_syn_filter_list, ixgbe_eth_syn_filter_ele); +struct ixgbe_syn_filter_list filter_syn_list; +TAILQ_HEAD(ixgbe_fdir_rule_filter_list, ixgbe_fdir_rule_ele); +struct ixgbe_fdir_rule_filter_list filter_fdir_list; +TAILQ_HEAD(ixgbe_l2_tunnel_filter_list, ixgbe_eth_l2_tunnel_conf_ele); +struct ixgbe_l2_tunnel_filter_list filter_l2_tunnel_list; +TAILQ_HEAD(ixgbe_flow_mem_list, ixgbe_flow_mem); +struct ixgbe_flow_mem_list ixgbe_flow_list; + /* * Structure to store private data for each driver instance (for each port). */ @@ -487,6 +535,19 @@ uint32_t ixgbe_rssrk_reg_get(enum ixgbe_mac_type mac_type, uint8_t i); bool ixgbe_rss_update_sp(enum ixgbe_mac_type mac_type); +int ixgbe_add_del_ntuple_filter(struct rte_eth_dev *dev, + struct rte_eth_ntuple_filter *filter, + bool add); +int ixgbe_add_del_ethertype_filter(struct rte_eth_dev *dev, + struct rte_eth_ethertype_filter *filter, + bool add); +int ixgbe_syn_filter_set(struct rte_eth_dev *dev, + struct rte_eth_syn_filter *filter, + bool add); +int +ixgbe_dev_l2_tunnel_filter_add(struct rte_eth_dev *dev, + struct rte_eth_l2_tunnel_conf *l2_tunnel, + bool restore); /* * Flow director function prototypes */ diff --git a/drivers/net/ixgbe/ixgbe_flow.c b/drivers/net/ixgbe/ixgbe_flow.c index ee8d5ca..f6fb17c 100644 --- a/drivers/net/ixgbe/ixgbe_flow.c +++ b/drivers/net/ixgbe/ixgbe_flow.c @@ -157,10 +157,15 @@ ixgbe_flow_validate(__rte_unused struct rte_eth_dev *dev, const struct rte_flow_item pattern[], const struct rte_flow_action actions[], struct rte_flow_error *error); +static struct rte_flow *ixgbe_flow_create(struct rte_eth_dev *dev, + const struct rte_flow_attr *attr, + const struct rte_flow_item pattern[], + const struct rte_flow_action actions[], + struct rte_flow_error *error); const struct rte_flow_ops ixgbe_flow_ops = { ixgbe_flow_validate, - NULL, + ixgbe_flow_create, NULL, ixgbe_flow_flush, NULL, @@ -2368,6 +2373,193 @@ ixgbe_parse_fdir_filter(const struct rte_flow_attr *attr, } /** + * Create or destroy a flow rule. + * Theorically one rule can match more than one filters. + * We will let it use the filter which it hitt first. + * So, the sequence matters. + */ +static struct rte_flow * +ixgbe_flow_create(struct rte_eth_dev *dev, + const struct rte_flow_attr *attr, + const struct rte_flow_item pattern[], + const struct rte_flow_action actions[], + struct rte_flow_error *error) +{ + int ret; + struct rte_eth_ntuple_filter ntuple_filter; + struct rte_eth_ethertype_filter ethertype_filter; + struct rte_eth_syn_filter syn_filter; + struct ixgbe_fdir_rule fdir_rule; + struct rte_eth_l2_tunnel_conf l2_tn_filter; + struct ixgbe_hw_fdir_info *fdir_info = + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private); + struct rte_flow *flow = NULL; + struct ixgbe_ntuple_filter_ele *ntuple_filter_ptr; + struct ixgbe_ethertype_filter_ele *ethertype_filter_ptr; + struct ixgbe_eth_syn_filter_ele *syn_filter_ptr; + struct ixgbe_eth_l2_tunnel_conf_ele *l2_tn_filter_ptr; + struct ixgbe_fdir_rule_ele *fdir_rule_ptr; + struct ixgbe_flow_mem *ixgbe_flow_mem_ptr; + + flow = rte_zmalloc("ixgbe_rte_flow", sizeof(struct rte_flow), 0); + if (!flow) { + PMD_DRV_LOG(ERR, "failed to allocate memory"); + return (struct rte_flow *)flow; + } + ixgbe_flow_mem_ptr = rte_zmalloc("ixgbe_flow_mem", + sizeof(struct ixgbe_flow_mem), 0); + if (!ixgbe_flow_mem_ptr) { + PMD_DRV_LOG(ERR, "failed to allocate memory"); + rte_free(flow); + return NULL; + } + ixgbe_flow_mem_ptr->flow = flow; + TAILQ_INSERT_TAIL(&ixgbe_flow_list, + ixgbe_flow_mem_ptr, entries); + + memset(&ntuple_filter, 0, sizeof(struct rte_eth_ntuple_filter)); + ret = ixgbe_parse_ntuple_filter(attr, pattern, + actions, &ntuple_filter, error); + if (!ret) { + ret = ixgbe_add_del_ntuple_filter(dev, &ntuple_filter, TRUE); + if (!ret) { + ntuple_filter_ptr = rte_zmalloc("ixgbe_ntuple_filter", + sizeof(struct ixgbe_ntuple_filter_ele), 0); + (void)rte_memcpy(&ntuple_filter_ptr->filter_info, + &ntuple_filter, + sizeof(struct rte_eth_ntuple_filter)); + TAILQ_INSERT_TAIL(&filter_ntuple_list, + ntuple_filter_ptr, entries); + flow->rule = ntuple_filter_ptr; + flow->filter_type = RTE_ETH_FILTER_NTUPLE; + return flow; + } + goto out; + } + + memset(ðertype_filter, 0, sizeof(struct rte_eth_ethertype_filter)); + ret = ixgbe_parse_ethertype_filter(attr, pattern, + actions, ðertype_filter, error); + if (!ret) { + ret = ixgbe_add_del_ethertype_filter(dev, + ðertype_filter, TRUE); + if (!ret) { + ethertype_filter_ptr = rte_zmalloc( + "ixgbe_ethertype_filter", + sizeof(struct ixgbe_ethertype_filter_ele), 0); + (void)rte_memcpy(ðertype_filter_ptr->filter_info, + ðertype_filter, + sizeof(struct rte_eth_ethertype_filter)); + TAILQ_INSERT_TAIL(&filter_ethertype_list, + ethertype_filter_ptr, entries); + flow->rule = ethertype_filter_ptr; + flow->filter_type = RTE_ETH_FILTER_ETHERTYPE; + return flow; + } + goto out; + } + + memset(&syn_filter, 0, sizeof(struct rte_eth_syn_filter)); + ret = cons_parse_syn_filter(attr, pattern, actions, &syn_filter, error); + if (!ret) { + ret = ixgbe_syn_filter_set(dev, &syn_filter, TRUE); + if (!ret) { + syn_filter_ptr = rte_zmalloc("ixgbe_syn_filter", + sizeof(struct ixgbe_eth_syn_filter_ele), 0); + (void)rte_memcpy(&syn_filter_ptr->filter_info, + &syn_filter, + sizeof(struct rte_eth_syn_filter)); + TAILQ_INSERT_TAIL(&filter_syn_list, + syn_filter_ptr, + entries); + flow->rule = syn_filter_ptr; + flow->filter_type = RTE_ETH_FILTER_SYN; + return flow; + } + goto out; + } + + memset(&fdir_rule, 0, sizeof(struct ixgbe_fdir_rule)); + ret = ixgbe_parse_fdir_filter(attr, pattern, + actions, &fdir_rule, error); + if (!ret) { + /* A mask cannot be deleted. */ + if (fdir_rule.b_mask) { + if (!fdir_info->mask_added) { + /* It's the first time the mask is set. */ + rte_memcpy(&fdir_info->mask, + &fdir_rule.mask, + sizeof(struct ixgbe_hw_fdir_mask)); + ret = ixgbe_fdir_set_input_mask(dev); + if (ret) + goto out; + + fdir_info->mask_added = TRUE; + } else { + /** + * Only support one global mask, + * all the masks should be the same. + */ + ret = memcmp(&fdir_info->mask, + &fdir_rule.mask, + sizeof(struct ixgbe_hw_fdir_mask)); + if (ret) + goto out; + } + } + + if (fdir_rule.b_spec) { + ret = ixgbe_fdir_filter_program(dev, &fdir_rule, + FALSE, FALSE); + if (!ret) { + fdir_rule_ptr = rte_zmalloc("ixgbe_fdir_filter", + sizeof(struct ixgbe_fdir_rule_ele), 0); + (void)rte_memcpy(&fdir_rule_ptr->filter_info, + &fdir_rule, + sizeof(struct ixgbe_fdir_rule)); + TAILQ_INSERT_TAIL(&filter_fdir_list, + fdir_rule_ptr, entries); + flow->rule = fdir_rule_ptr; + flow->filter_type = RTE_ETH_FILTER_FDIR; + + return flow; + } + + if (ret) + goto out; + } + + goto out; + } + + memset(&l2_tn_filter, 0, sizeof(struct rte_eth_l2_tunnel_conf)); + ret = cons_parse_l2_tn_filter(attr, pattern, + actions, &l2_tn_filter, error); + if (!ret) { + ret = ixgbe_dev_l2_tunnel_filter_add(dev, &l2_tn_filter, FALSE); + if (!ret) { + l2_tn_filter_ptr = rte_zmalloc("ixgbe_l2_tn_filter", + sizeof(struct ixgbe_eth_l2_tunnel_conf_ele), 0); + (void)rte_memcpy(&l2_tn_filter_ptr->filter_info, + &l2_tn_filter, + sizeof(struct rte_eth_l2_tunnel_conf)); + TAILQ_INSERT_TAIL(&filter_l2_tunnel_list, + l2_tn_filter_ptr, entries); + flow->rule = l2_tn_filter_ptr; + flow->filter_type = RTE_ETH_FILTER_L2_TUNNEL; + return flow; + } + } + +out: + TAILQ_REMOVE(&ixgbe_flow_list, + ixgbe_flow_mem_ptr, entries); + rte_free(ixgbe_flow_mem_ptr); + rte_free(flow); + return NULL; +} + +/** * Check if the flow rule is supported by ixgbe. * It only checkes the format. Don't guarantee the rule can be programmed into * the HW. Because there can be no enough room for the rule.