From patchwork Tue Oct 13 13:45:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Rybchenko X-Patchwork-Id: 80531 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 13E89A04B7; Tue, 13 Oct 2020 15:54:20 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 74ECB1DC29; Tue, 13 Oct 2020 15:46:39 +0200 (CEST) Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [67.231.154.164]) by dpdk.org (Postfix) with ESMTP id 7B8971DB8C for ; Tue, 13 Oct 2020 15:46:04 +0200 (CEST) Received: from mx1-us1.ppe-hosted.com (unknown [10.110.50.144]) by dispatch1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id EEB6D20106 for ; Tue, 13 Oct 2020 13:46:02 +0000 (UTC) Received: from us4-mdac16-73.at1.mdlocal (unknown [10.110.50.191]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTP id EA1AA800A4 for ; Tue, 13 Oct 2020 13:46:02 +0000 (UTC) X-Virus-Scanned: Proofpoint Essentials engine Received: from mx1-us1.ppe-hosted.com (unknown [10.110.50.7]) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTPS id 227D34007F for ; Tue, 13 Oct 2020 13:46:02 +0000 (UTC) Received: from webmail.solarflare.com (uk.solarflare.com [193.34.186.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mx1-us1.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTPS id E18C34C006B for ; Tue, 13 Oct 2020 13:46:01 +0000 (UTC) Received: from ukex01.SolarFlarecom.com (10.17.10.4) by ukex01.SolarFlarecom.com (10.17.10.4) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Oct 2020 14:45:56 +0100 Received: from opal.uk.solarflarecom.com (10.17.10.1) by ukex01.SolarFlarecom.com (10.17.10.4) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 13 Oct 2020 14:45:56 +0100 Received: from ukv-loginhost.uk.solarflarecom.com (ukv-loginhost.uk.solarflarecom.com [10.17.10.39]) by opal.uk.solarflarecom.com (8.13.8/8.13.8) with ESMTP id 09DDju1F006072 for ; Tue, 13 Oct 2020 14:45:56 +0100 Received: from ukv-loginhost.uk.solarflarecom.com (localhost [127.0.0.1]) by ukv-loginhost.uk.solarflarecom.com (Postfix) with ESMTP id 4E47F1613AB for ; Tue, 13 Oct 2020 14:45:56 +0100 (BST) From: Andrew Rybchenko To: Date: Tue, 13 Oct 2020 14:45:37 +0100 Message-ID: <1602596753-32282-21-git-send-email-arybchenko@solarflare.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1602596753-32282-1-git-send-email-arybchenko@solarflare.com> References: <1602596753-32282-1-git-send-email-arybchenko@solarflare.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-12.5.0.1300-8.6.1012-25722.003 X-TM-AS-Result: No-10.132300-8.000000-10 X-TMASE-MatchedRID: Xhio3UpJibOo5ROofOjx7iTc3NdTt+Z6XbJ8p+YHUjYda1Vk3RqxOMiT Wug2C4DNNNN0dk/lb45w5T4Iaj538mJZXQNDzktSZobkeVFowYUvKK/+8XMSRBS+f3d7BiKCrw5 cisR01H0hSfgFSwIsauSOkVbqE3osSzdKJoCNuR+VOwZbcOalS9i5W7Rf+s6QDpCUEeEFm7DL/s tjflLyffD4LphMNe9bJNqMtuDgIDJx4999K+y9YJ4CIKY/Hg3AaZGo0EeYG97fwtq4jZ/G3iq2r l3dzGQ1hYp/UzVb9L3N7QHUuHAk8lqvKJ6K9fIuczeBwlxoJwLMnhTq0ox/kA== X-TM-AS-User-Approved-Sender: Yes X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--10.132300-8.000000 X-TMASE-Version: SMEX-12.5.0.1300-8.6.1012-25722.003 X-MDID: 1602596762-NH3Fp9EFrq_1 X-PPE-DISP: 1602596762;NH3Fp9EFrq_1 Subject: [dpdk-dev] [PATCH 20/36] net/sfc: support IPv4 header checksum offload for EF100 Tx 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" Use outer layer 3 full checksum offload which does not require any assistance from driver. Signed-off-by: Andrew Rybchenko --- doc/guides/nics/sfc_efx.rst | 2 +- drivers/net/sfc/sfc_ef100_tx.c | 8 ++++++-- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/doc/guides/nics/sfc_efx.rst b/doc/guides/nics/sfc_efx.rst index 98521f9975..0e32d0c6d9 100644 --- a/doc/guides/nics/sfc_efx.rst +++ b/doc/guides/nics/sfc_efx.rst @@ -329,7 +329,7 @@ boolean parameters value. is even more faster then **ef10** but does not support multi-segment mbufs, disallows multiple mempools and neglects mbuf reference counters. **ef100** chooses EF100 native datapath which supports multi-segment - mbufs and TCP/UDP checksum offloads. + mbufs, IPv4 and TCP/UDP checksum offloads. - ``perf_profile`` [auto|throughput|low-latency] (default **throughput**) diff --git a/drivers/net/sfc/sfc_ef100_tx.c b/drivers/net/sfc/sfc_ef100_tx.c index 343730b5c9..41b1554f12 100644 --- a/drivers/net/sfc/sfc_ef100_tx.c +++ b/drivers/net/sfc/sfc_ef100_tx.c @@ -216,14 +216,17 @@ sfc_ef100_tx_reap(struct sfc_ef100_txq *txq) static void sfc_ef100_tx_qdesc_send_create(const struct rte_mbuf *m, efx_oword_t *tx_desc) { + bool outer_l3; bool outer_l4; + outer_l3 = (m->ol_flags & PKT_TX_IP_CKSUM); outer_l4 = (m->ol_flags & PKT_TX_L4_MASK); - EFX_POPULATE_OWORD_5(*tx_desc, + EFX_POPULATE_OWORD_6(*tx_desc, ESF_GZ_TX_SEND_ADDR, rte_mbuf_data_iova(m), ESF_GZ_TX_SEND_LEN, rte_pktmbuf_data_len(m), ESF_GZ_TX_SEND_NUM_SEGS, m->nb_segs, + ESF_GZ_TX_SEND_CSO_OUTER_L3, outer_l3, ESF_GZ_TX_SEND_CSO_OUTER_L4, outer_l4, ESF_GZ_TX_DESC_TYPE, ESE_GZ_TX_DESC_TYPE_SEND); } @@ -597,7 +600,8 @@ struct sfc_dp_tx sfc_ef100_tx = { }, .features = SFC_DP_TX_FEAT_MULTI_PROCESS, .dev_offload_capa = 0, - .queue_offload_capa = DEV_TX_OFFLOAD_UDP_CKSUM | + .queue_offload_capa = DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | DEV_TX_OFFLOAD_TCP_CKSUM | DEV_TX_OFFLOAD_MULTI_SEGS, .get_dev_info = sfc_ef100_get_dev_info,