From patchwork Tue Sep 3 02:18:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 58427 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7425E1EACE; Tue, 3 Sep 2019 04:19:22 +0200 (CEST) Received: from rnd-relay.smtp.broadcom.com (rnd-relay.smtp.broadcom.com [192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 88A851E950 for ; Tue, 3 Sep 2019 04:19:08 +0200 (CEST) Received: from nis-sj1-27.broadcom.com (nis-sj1-27.lvn.broadcom.net [10.75.144.136]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id 1571330C1FC; Mon, 2 Sep 2019 19:19:01 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com 1571330C1FC DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1567477141; bh=27g5UYdXlsYM8RQ9evC2UI08xZBzbfPaPWf0yl8ne+c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RONIJaJ7bcR0VXmeADctSIu4J4Wsq0G7zc3vxl6c67VjLJoVC90YZbk0oRY/Glwt9 w/KkPBpS/jb0SFy1FlAGxgAH/5CBlamzg6gXyITl+tLhlXYc2Cb1twQ5hmXkFtgTE+ aZ8OevylYUiy8vxcD5Ual3WaBi12rPz3NrrRt3Ss= Received: from localhost.localdomain (unknown [10.230.30.225]) by nis-sj1-27.broadcom.com (Postfix) with ESMTP id 75504AC078E; Mon, 2 Sep 2019 19:19:07 -0700 (PDT) From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Rahul Gupta , Venkat Duvvuru Date: Mon, 2 Sep 2019 19:18:52 -0700 Message-Id: <20190903021901.25895-9-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.20.1 (Apple Git-117) In-Reply-To: <20190903021901.25895-1-ajit.khaparde@broadcom.com> References: <20190903021901.25895-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH 08/17] net/bnxt: cleanup vnic after flow validate 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" When an application issues flow validate, we free the temporary filter that is created. But the vnic is not freed up. This can potentially interfere with subsequent flow creation. So free the vnic. Signed-off-by: Ajit Khaparde Reviewed-by: Rahul Gupta Reviewed-by: Venkat Duvvuru --- drivers/net/bnxt/bnxt_flow.c | 76 +++++++++++++++++++++--------------- drivers/net/bnxt/bnxt_hwrm.c | 41 ++++++++++++------- drivers/net/bnxt/bnxt_hwrm.h | 3 +- 3 files changed, 73 insertions(+), 47 deletions(-) diff --git a/drivers/net/bnxt/bnxt_flow.c b/drivers/net/bnxt/bnxt_flow.c index 496edd7ac..aed822ee3 100644 --- a/drivers/net/bnxt/bnxt_flow.c +++ b/drivers/net/bnxt/bnxt_flow.c @@ -1289,6 +1289,25 @@ bnxt_validate_and_parse_flow(struct rte_eth_dev *dev, return rc; } +static +struct bnxt_vnic_info *find_matching_vnic(struct bnxt *bp, + struct bnxt_filter_info *filter) +{ + struct bnxt_vnic_info *vnic = NULL; + unsigned int i; + + for (i = 0; i < bp->max_vnics; i++) { + vnic = &bp->vnic_info[i]; + if (vnic->fw_vnic_id != INVALID_VNIC_ID && + filter->dst_id == vnic->fw_vnic_id) { + PMD_DRV_LOG(DEBUG, "Found matching VNIC Id %d\n", + vnic->ff_pool_idx); + return vnic; + } + } + return NULL; +} + static int bnxt_flow_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr, @@ -1297,6 +1316,7 @@ bnxt_flow_validate(struct rte_eth_dev *dev, struct rte_flow_error *error) { struct bnxt *bp = dev->data->dev_private; + struct bnxt_vnic_info *vnic = NULL; struct bnxt_filter_info *filter; int ret = 0; @@ -1312,6 +1332,26 @@ bnxt_flow_validate(struct rte_eth_dev *dev, ret = bnxt_validate_and_parse_flow(dev, pattern, actions, attr, error, filter); + + vnic = find_matching_vnic(bp, filter); + if (vnic) { + if (STAILQ_EMPTY(&vnic->filter)) { + rte_free(vnic->fw_grp_ids); + bnxt_hwrm_vnic_ctx_free(bp, vnic); + bnxt_hwrm_vnic_free(bp, vnic); + vnic->rx_queue_cnt = 0; + bp->nr_vnics--; + PMD_DRV_LOG(DEBUG, "Free VNIC\n"); + } + } + + if (filter->filter_type == HWRM_CFA_EM_FILTER) + bnxt_hwrm_clear_em_filter(bp, filter); + else if (filter->filter_type == HWRM_CFA_NTUPLE_FILTER) + bnxt_hwrm_clear_ntuple_filter(bp, filter); + else + bnxt_hwrm_clear_l2_filter(bp, filter); + /* No need to hold on to this filter if we are just validating flow */ filter->fw_l2_filter_id = UINT64_MAX; bnxt_free_filter(bp, filter); @@ -1326,7 +1366,7 @@ bnxt_match_filter(struct bnxt *bp, struct bnxt_filter_info *nf) struct rte_flow *flow; int i; - for (i = bp->max_vnics; i >= 0; i--) { + for (i = bp->max_vnics - 1; i >= 0; i--) { struct bnxt_vnic_info *vnic = &bp->vnic_info[i]; if (vnic->fw_vnic_id == INVALID_VNIC_ID) @@ -1407,7 +1447,6 @@ bnxt_flow_create(struct rte_eth_dev *dev, struct bnxt_filter_info *filter; bool update_flow = false; struct rte_flow *flow; - unsigned int i; int ret = 0; uint32_t tun_type; @@ -1501,15 +1540,7 @@ bnxt_flow_create(struct rte_eth_dev *dev, ret = bnxt_hwrm_set_ntuple_filter(bp, filter->dst_id, filter); } - for (i = 0; i < bp->max_vnics; i++) { - vnic = &bp->vnic_info[i]; - if (vnic->fw_vnic_id != INVALID_VNIC_ID && - filter->dst_id == vnic->fw_vnic_id) { - PMD_DRV_LOG(ERR, "Found matching VNIC Id %d\n", - vnic->ff_pool_idx); - break; - } - } + vnic = find_matching_vnic(bp, filter); done: if (!ret) { flow->filter = filter; @@ -1651,26 +1682,9 @@ bnxt_flow_destroy(struct rte_eth_dev *dev, */ if (vnic && STAILQ_EMPTY(&vnic->flow_list)) { rte_free(vnic->fw_grp_ids); - if (vnic->rx_queue_cnt > 1) { - if (BNXT_CHIP_THOR(bp)) { - int j; - - for (j = 0; j < vnic->num_lb_ctxts; - j++) { - bnxt_hwrm_vnic_ctx_free(bp, - vnic, - vnic->fw_grp_ids[j]); - vnic->fw_grp_ids[j] = - INVALID_HW_RING_ID; - } - vnic->num_lb_ctxts = 0; - } else { - bnxt_hwrm_vnic_ctx_free(bp, - vnic, - vnic->rss_rule); - vnic->rss_rule = INVALID_HW_RING_ID; - } - } + if (vnic->rx_queue_cnt > 1) + bnxt_hwrm_vnic_ctx_free(bp, vnic); + bnxt_hwrm_vnic_free(bp, vnic); vnic->rx_queue_cnt = 0; bp->nr_vnics--; diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 26559dce1..a033e2d1e 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -1766,8 +1766,9 @@ int bnxt_hwrm_vnic_ctx_alloc(struct bnxt *bp, return rc; } -int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, - struct bnxt_vnic_info *vnic, uint16_t ctx_idx) +static +int _bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, + struct bnxt_vnic_info *vnic, uint16_t ctx_idx) { int rc = 0; struct hwrm_vnic_rss_cos_lb_ctx_free_input req = {.req_type = 0 }; @@ -1790,6 +1791,28 @@ int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, return rc; } +int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, struct bnxt_vnic_info *vnic) +{ + int rc = 0; + + if (BNXT_CHIP_THOR(bp)) { + int j; + + for (j = 0; j < vnic->num_lb_ctxts; j++) { + rc = _bnxt_hwrm_vnic_ctx_free(bp, + vnic, + vnic->fw_grp_ids[j]); + vnic->fw_grp_ids[j] = INVALID_HW_RING_ID; + } + vnic->num_lb_ctxts = 0; + } else { + rc = _bnxt_hwrm_vnic_ctx_free(bp, vnic, vnic->rss_rule); + vnic->rss_rule = INVALID_HW_RING_ID; + } + + return rc; +} + int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic) { int rc = 0; @@ -2401,7 +2424,7 @@ void bnxt_free_tunnel_ports(struct bnxt *bp) void bnxt_free_all_hwrm_resources(struct bnxt *bp) { - int i, j; + int i; if (bp->vnic_info == NULL) return; @@ -2421,17 +2444,7 @@ void bnxt_free_all_hwrm_resources(struct bnxt *bp) bnxt_clear_hwrm_vnic_filters(bp, vnic); - if (BNXT_CHIP_THOR(bp)) { - for (j = 0; j < vnic->num_lb_ctxts; j++) { - bnxt_hwrm_vnic_ctx_free(bp, vnic, - vnic->fw_grp_ids[j]); - vnic->fw_grp_ids[j] = INVALID_HW_RING_ID; - } - vnic->num_lb_ctxts = 0; - } else { - bnxt_hwrm_vnic_ctx_free(bp, vnic, vnic->rss_rule); - vnic->rss_rule = INVALID_HW_RING_ID; - } + bnxt_hwrm_vnic_ctx_free(bp, vnic); bnxt_hwrm_vnic_tpa_cfg(bp, vnic, false); diff --git a/drivers/net/bnxt/bnxt_hwrm.h b/drivers/net/bnxt/bnxt_hwrm.h index 47b1e43ac..9fa52be72 100644 --- a/drivers/net/bnxt/bnxt_hwrm.h +++ b/drivers/net/bnxt/bnxt_hwrm.h @@ -113,8 +113,7 @@ int bnxt_hwrm_vnic_qcfg(struct bnxt *bp, struct bnxt_vnic_info *vnic, int bnxt_hwrm_vnic_qcaps(struct bnxt *bp); int bnxt_hwrm_vnic_ctx_alloc(struct bnxt *bp, struct bnxt_vnic_info *vnic, uint16_t ctx_idx); -int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, struct bnxt_vnic_info *vnic, - uint16_t ctx_idx); +int bnxt_hwrm_vnic_ctx_free(struct bnxt *bp, struct bnxt_vnic_info *vnic); int bnxt_hwrm_vnic_free(struct bnxt *bp, struct bnxt_vnic_info *vnic); int bnxt_hwrm_vnic_rss_cfg(struct bnxt *bp, struct bnxt_vnic_info *vnic);