From patchwork Fri Dec 2 07:44:49 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Rybchenko X-Patchwork-Id: 17412 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 [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 14E94FAC1; Fri, 2 Dec 2016 08:46:17 +0100 (CET) Received: from nbfkord-smmo02.seg.att.com (nbfkord-smmo02.seg.att.com [209.65.160.78]) by dpdk.org (Postfix) with ESMTP id 8CAD8FA54 for ; Fri, 2 Dec 2016 08:45:23 +0100 (CET) Received: from unknown [12.187.104.26] (EHLO nbfkord-smmo02.seg.att.com) by nbfkord-smmo02.seg.att.com(mxl_mta-7.2.4-7) with ESMTP id 39621485.2b083f097940.106167.00-2464.246008.nbfkord-smmo02.seg.att.com (envelope-from ); Fri, 02 Dec 2016 07:45:23 +0000 (UTC) X-MXL-Hash: 584126932ecc5be5-fbe5ab5fb71800d4d89aa9484d0073a23f59ff3e Received: from unknown [12.187.104.26] by nbfkord-smmo02.seg.att.com(mxl_mta-7.2.4-7) with SMTP id 09621485.0.106140.00-2388.245996.nbfkord-smmo02.seg.att.com (envelope-from ); Fri, 02 Dec 2016 07:45:22 +0000 (UTC) X-MXL-Hash: 5841269206f08aad-744ed97c120eea87e281607aa5b122253407de51 Received: from ocex03.SolarFlarecom.com (10.20.40.36) by ocex03.SolarFlarecom.com (10.20.40.36) with Microsoft SMTP Server (TLS) id 15.0.1044.25; Thu, 1 Dec 2016 23:45:02 -0800 Received: from opal.uk.solarflarecom.com (10.17.10.1) by ocex03.SolarFlarecom.com (10.20.40.36) with Microsoft SMTP Server (TLS) id 15.0.1044.25 via Frontend Transport; Thu, 1 Dec 2016 23:45:02 -0800 Received: from uklogin.uk.solarflarecom.com (uklogin.uk.solarflarecom.com [10.17.10.10]) by opal.uk.solarflarecom.com (8.13.8/8.13.8) with ESMTP id uB27j1eR005940; Fri, 2 Dec 2016 07:45:01 GMT Received: from uklogin.uk.solarflarecom.com (localhost.localdomain [127.0.0.1]) by uklogin.uk.solarflarecom.com (8.13.8/8.13.8) with ESMTP id uB27ixx6026628; Fri, 2 Dec 2016 07:45:01 GMT From: Andrew Rybchenko To: CC: Ivan Malov Date: Fri, 2 Dec 2016 07:44:49 +0000 Message-ID: <1480664691-26561-30-git-send-email-arybchenko@solarflare.com> X-Mailer: git-send-email 1.8.2.3 In-Reply-To: <1480664691-26561-1-git-send-email-arybchenko@solarflare.com> References: <1480664691-26561-1-git-send-email-arybchenko@solarflare.com> MIME-Version: 1.0 X-AnalysisOut: [v=2.1 cv=NIXTjhOg c=1 sm=1 tr=0 a=8BlWFWvVlq5taO8ncb8nKg==] X-AnalysisOut: [:17 a=n5n_aSjo0skA:10 a=pK7X0mNQAAAA:8 a=zRKbQ67AAAAA:8 a=] X-AnalysisOut: [sJ7lo5_aL9YDCf_HnusA:9 a=5HA-qpC1VU4iIGLgRoNS:22 a=PA03WX8] X-AnalysisOut: [tBzeizutn5_OT:22] X-Spam: [F=0.2000000000; CM=0.500; S=0.200(2015072901)] X-MAIL-FROM: X-SOURCE-IP: [12.187.104.26] Subject: [dpdk-dev] [PATCH 29/31] net/sfc: add callback to query RSS redirection table 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" From: Ivan Malov Reviewed-by: Andrew Lee Reviewed-by: Robert Stonehouse Signed-off-by: Ivan Malov Signed-off-by: Andrew Rybchenko --- drivers/net/sfc/sfc_ethdev.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/drivers/net/sfc/sfc_ethdev.c b/drivers/net/sfc/sfc_ethdev.c index f9a766c..0cd96ac 100644 --- a/drivers/net/sfc/sfc_ethdev.c +++ b/drivers/net/sfc/sfc_ethdev.c @@ -1087,6 +1087,36 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev, sfc_adapter_unlock(sa); return -rc; } + +static int +sfc_dev_rss_reta_query(struct rte_eth_dev *dev, + struct rte_eth_rss_reta_entry64 *reta_conf, + uint16_t reta_size) +{ + struct sfc_adapter *sa = dev->data->dev_private; + int entry; + + if ((sa->rss_channels == 1) || + (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) + return -ENOTSUP; + + if (reta_size != EFX_RSS_TBL_SIZE) + return -EINVAL; + + sfc_adapter_lock(sa); + + for (entry = 0; entry < reta_size; entry++) { + int grp = entry / RTE_RETA_GROUP_SIZE; + int grp_idx = entry % RTE_RETA_GROUP_SIZE; + + if ((reta_conf[grp].mask >> grp_idx) & 1) + reta_conf[grp].reta[grp_idx] = sa->rss_tbl[entry]; + } + + sfc_adapter_unlock(sa); + + return 0; +} #endif static const struct eth_dev_ops sfc_eth_dev_ops = { @@ -1121,6 +1151,7 @@ static const struct eth_dev_ops sfc_eth_dev_ops = { .flow_ctrl_set = sfc_flow_ctrl_set, .mac_addr_set = sfc_mac_addr_set, #if EFSYS_OPT_RX_SCALE + .reta_query = sfc_dev_rss_reta_query, .rss_hash_update = sfc_dev_rss_hash_update, .rss_hash_conf_get = sfc_dev_rss_hash_conf_get, #endif