From mboxrd@z Thu Jan 1 00:00:00 1970 From: Beilei Xing Subject: [PATCH v4 15/17] net/i40e: add flow flush function Date: Fri, 30 Dec 2016 11:25:50 +0800 Message-ID: <1483068352-32272-16-git-send-email-beilei.xing@intel.com> References: <1483027473-89042-1-git-send-email-beilei.xing@intel.com> <1483068352-32272-1-git-send-email-beilei.xing@intel.com> Cc: dev@dpdk.org To: jingjing.wu@intel.com, helin.zhang@intel.com Return-path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 75D702C71 for ; Fri, 30 Dec 2016 04:26:46 +0100 (CET) In-Reply-To: <1483068352-32272-1-git-send-email-beilei.xing@intel.com> 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 i40e_flow_flush function to flush all filters for users. And flow director flush function is involved first. Signed-off-by: Beilei Xing --- drivers/net/i40e/i40e_ethdev.h | 1 + drivers/net/i40e/i40e_fdir.c | 4 +--- drivers/net/i40e/i40e_flow.c | 51 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 53 insertions(+), 3 deletions(-) diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h index b33910d..57fd796 100644 --- a/drivers/net/i40e/i40e_ethdev.h +++ b/drivers/net/i40e/i40e_ethdev.h @@ -788,6 +788,7 @@ int i40e_add_del_fdir_filter(struct rte_eth_dev *dev, int i40e_dev_tunnel_filter_set(struct i40e_pf *pf, struct rte_eth_tunnel_filter_conf *tunnel_filter, uint8_t add); +int i40e_fdir_flush(struct rte_eth_dev *dev); /* I40E_DEV_PRIVATE_TO */ #define I40E_DEV_PRIVATE_TO_PF(adapter) \ diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c index 91d91aa..67d63ff 100644 --- a/drivers/net/i40e/i40e_fdir.c +++ b/drivers/net/i40e/i40e_fdir.c @@ -119,8 +119,6 @@ static int i40e_fdir_filter_programming(struct i40e_pf *pf, enum i40e_filter_pctype pctype, const struct rte_eth_fdir_filter *filter, bool add); -static int i40e_fdir_flush(struct rte_eth_dev *dev); - static int i40e_fdir_filter_convert(const struct rte_eth_fdir_filter *input, struct i40e_fdir_filter *filter); static struct i40e_fdir_filter * @@ -1325,7 +1323,7 @@ i40e_fdir_filter_programming(struct i40e_pf *pf, * i40e_fdir_flush - clear all filters of Flow Director table * @pf: board private structure */ -static int +int i40e_fdir_flush(struct rte_eth_dev *dev) { struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c index e56e8b8..eacea68 100644 --- a/drivers/net/i40e/i40e_flow.c +++ b/drivers/net/i40e/i40e_flow.c @@ -68,6 +68,8 @@ static struct rte_flow *i40e_flow_create(struct rte_eth_dev *dev, const struct rte_flow_item pattern[], const struct rte_flow_action actions[], struct rte_flow_error *error); +static int i40e_flow_flush(struct rte_eth_dev *dev, + struct rte_flow_error *error); static int i40e_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow, struct rte_flow_error *error); @@ -101,11 +103,13 @@ static int i40e_dev_destroy_ethertype_filter(struct i40e_pf *pf, struct i40e_ethertype_filter *filter); static int i40e_dev_destroy_tunnel_filter(struct i40e_pf *pf, struct i40e_tunnel_filter *filter); +static int i40e_fdir_filter_flush(struct i40e_pf *pf); const struct rte_flow_ops i40e_flow_ops = { .validate = i40e_flow_validate, .create = i40e_flow_create, .destroy = i40e_flow_destroy, + .flush = i40e_flow_flush, }; union i40e_filter_t cons_filter; @@ -1643,3 +1647,50 @@ i40e_dev_destroy_tunnel_filter(struct i40e_pf *pf, return ret; } + +static int +i40e_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error) +{ + struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); + int ret; + + ret = i40e_fdir_filter_flush(pf); + if (ret) + rte_flow_error_set(error, -ret, + RTE_FLOW_ERROR_TYPE_HANDLE, NULL, + "Failed to flush FDIR flows."); + + return ret; +} + +static int +i40e_fdir_filter_flush(struct i40e_pf *pf) +{ + struct rte_eth_dev *dev = pf->adapter->eth_dev; + struct i40e_fdir_info *fdir_info = &pf->fdir; + struct i40e_fdir_filter *fdir_filter; + struct i40e_flow *flow; + void *temp; + int ret; + + ret = i40e_fdir_flush(dev); + if (!ret) { + /* Delete FDIR filters in FDIR list. */ + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) { + ret = i40e_sw_fdir_filter_del(pf, + &fdir_filter->fdir.input); + if (ret < 0) + return ret; + } + + /* Delete FDIR flows in flow list. */ + TAILQ_FOREACH_SAFE(flow, &pf->flow_list, node, temp) { + if (flow->filter_type == RTE_ETH_FILTER_FDIR) { + TAILQ_REMOVE(&pf->flow_list, flow, node); + rte_free(flow); + } + } + } + + return ret; +} -- 2.5.5