From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from stargate.chelsio.com (stargate.chelsio.com [12.32.117.8]) by dpdk.org (Postfix) with ESMTP id 2AF5D1D010 for ; Fri, 8 Jun 2018 19:59:39 +0200 (CEST) Received: from localhost (scalar.blr.asicdesigners.com [10.193.185.94]) by stargate.chelsio.com (8.13.8/8.13.8) with ESMTP id w58HxavR017306; Fri, 8 Jun 2018 10:59:36 -0700 From: Rahul Lakkireddy To: dev@dpdk.org Cc: shaguna@chelsio.com, kumaras@chelsio.com, indranil@chelsio.com, nirranjan@chelsio.com Date: Fri, 8 Jun 2018 23:28:17 +0530 Message-Id: <93202e988fd013bb7410ea1226c11c73b86a556a.1528469677.git.rahul.lakkireddy@chelsio.com> X-Mailer: git-send-email 2.5.3 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH 7/7] net/cxgbe: implement flow flush operation 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: , X-List-Received-Date: Fri, 08 Jun 2018 17:59:39 -0000 From: Shagun Agrawal Add API to flush all the filters under specified port. Signed-off-by: Shagun Agrawal Signed-off-by: Kumar Sanghvi Signed-off-by: Rahul Lakkireddy --- drivers/net/cxgbe/cxgbe_filter.h | 1 + drivers/net/cxgbe/cxgbe_flow.c | 40 +++++++++++++++++++++++++++++++++++++++- 2 files changed, 40 insertions(+), 1 deletion(-) diff --git a/drivers/net/cxgbe/cxgbe_filter.h b/drivers/net/cxgbe/cxgbe_filter.h index 3c81c1a64..70443df4c 100644 --- a/drivers/net/cxgbe/cxgbe_filter.h +++ b/drivers/net/cxgbe/cxgbe_filter.h @@ -141,6 +141,7 @@ struct filter_entry { u32 pending:1; /* filter action is pending FW reply */ struct filter_ctx *ctx; /* caller's completion hook */ struct rte_eth_dev *dev; /* Port's rte eth device */ + void *private; /* For use by apps using filter_entry */ /* This will store the actual tid */ u32 tid; diff --git a/drivers/net/cxgbe/cxgbe_flow.c b/drivers/net/cxgbe/cxgbe_flow.c index 89490ecc2..061947dae 100644 --- a/drivers/net/cxgbe/cxgbe_flow.c +++ b/drivers/net/cxgbe/cxgbe_flow.c @@ -468,6 +468,8 @@ cxgbe_flow_create(struct rte_eth_dev *dev, return NULL; } + flow->f->private = flow; /* Will be used during flush */ + return flow; } @@ -632,11 +634,47 @@ cxgbe_flow_validate(struct rte_eth_dev *dev, return 0; } +/* + * @ret : > 0 filter destroyed succsesfully + * < 0 error destroying filter + * == 1 filter not active / not found + */ +static int +cxgbe_check_n_destroy(struct filter_entry *f, struct rte_eth_dev *dev, + struct rte_flow_error *e) +{ + if (f && (f->valid || f->pending) && + f->dev == dev && /* Only if user has asked for this port */ + f->private) /* We (rte_flow) created this filter */ + return cxgbe_flow_destroy(dev, (struct rte_flow *)f->private, + e); + return 1; +} + +static int cxgbe_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *e) +{ + struct adapter *adap = ethdev2adap(dev); + unsigned int i; + int ret = 0; + + if (adap->tids.ftid_tab) { + struct filter_entry *f = &adap->tids.ftid_tab[0]; + + for (i = 0; i < adap->tids.nftids; i++, f++) { + ret = cxgbe_check_n_destroy(f, dev, e); + if (ret < 0) + goto out; + } + } +out: + return ret >= 0 ? 0 : ret; +} + static const struct rte_flow_ops cxgbe_flow_ops = { .validate = cxgbe_flow_validate, .create = cxgbe_flow_create, .destroy = cxgbe_flow_destroy, - .flush = NULL, + .flush = cxgbe_flow_flush, .query = cxgbe_flow_query, .isolate = NULL, }; -- 2.14.1