From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6F266A0503; Sun, 8 May 2022 08:27:53 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2E6AF4285E; Sun, 8 May 2022 08:27:03 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id 2E8F04283C; Sun, 8 May 2022 08:27:01 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2485JSvL031119; Sat, 7 May 2022 23:27:00 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0220; bh=B7fk0JMspdKUKaRcctsDmZA3NMUvinMKHmHtoMqxn80=; b=bNZpSj5WRqvXGSpoJIc8TtslteDyBPRWybsvx4tOjYeQfjiF+wDBQbfqAFKwDCdr1P9S kLlVmmLvrkHOG0lqP/DJ7Hd2XhhxUj5GXHGciJSiV4rSBUh8G0tCIFRaM1NF3A1Zsjzm vfO7ERnOrIPMC8irH3OPFGrDtqyPcqAuMoxGg25rthexsL4LBXeYsTHtN0gwTv2btI9r KNmtUpJoKfPGiboRyoRs72uxNu6eUZxQw14ajk3zw50Uo9x/VlEUh5QSW4xSo1MycoTo Yu1H3YKjUod7Ku4Q4PGV4qBfuuiFF/RCgSn/nfjU6SyX9f/XOwCTcTFQp37yq+CN+5V3 OQ== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3fwp4psyp1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Sat, 07 May 2022 23:27:00 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 7 May 2022 23:26:58 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Sat, 7 May 2022 23:26:58 -0700 Received: from hyd1588t430.marvell.com (unknown [10.29.52.204]) by maili.marvell.com (Postfix) with ESMTP id 6D3003F7053; Sat, 7 May 2022 23:26:56 -0700 (PDT) From: Nithin Dabilpuram To: , Nithin Dabilpuram , "Kiran Kumar K" , Sunil Kumar Kori , Satha Rao CC: , Subject: [PATCH v4 14/28] net/cnxk: fix roundup size with transport mode Date: Sun, 8 May 2022 11:56:02 +0530 Message-ID: <20220508062616.3398-14-ndabilpuram@marvell.com> X-Mailer: git-send-email 2.8.4 In-Reply-To: <20220508062616.3398-1-ndabilpuram@marvell.com> References: <20220419055921.10566-1-ndabilpuram@marvell.com> <20220508062616.3398-1-ndabilpuram@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-ORIG-GUID: 5qWfkTlHZ9NIsEc8wMZvu5d0v9wFisYT X-Proofpoint-GUID: 5qWfkTlHZ9NIsEc8wMZvu5d0v9wFisYT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-08_02,2022-05-06_01,2022-02-23_01 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org For transport mode, roundup needs to be based on L4 data and shouldn't include L3 length. By including l3 length, rlen that is calculated and put in send hdr would cross the final length of the packet in some scenarios where padding is necessary. Also when outer and inner checksum offload flags are enabled, get the l2_len and l3_len from il3ptr and il4ptr. Fixes: 55bfac717c72 ("net/cnxk: support Tx security offload on cn10k") Cc: stable@dpdk.org Signed-off-by: Nithin Dabilpuram --- drivers/net/cnxk/cn10k_tx.h | 34 ++++++++++++++++++++++++++-------- 1 file changed, 26 insertions(+), 8 deletions(-) diff --git a/drivers/net/cnxk/cn10k_tx.h b/drivers/net/cnxk/cn10k_tx.h index 981bc9b..c25825c 100644 --- a/drivers/net/cnxk/cn10k_tx.h +++ b/drivers/net/cnxk/cn10k_tx.h @@ -248,23 +248,29 @@ cn10k_nix_prep_sec_vec(struct rte_mbuf *m, uint64x2_t *cmd0, uint64x2_t *cmd1, uint32_t pkt_len, dlen_adj, rlen; uint8_t l3l4type, chksum; uint64x2_t cmd01, cmd23; + uint8_t l2_len, l3_len; uintptr_t dptr, nixtx; uint64_t ucode_cmd[4]; uint64_t *laddr; - uint8_t l2_len; uint16_t tag; uint64_t sa; sess_priv.u64 = *rte_security_dynfield(m); if (flags & NIX_TX_NEED_SEND_HDR_W1) { - l2_len = vgetq_lane_u8(*cmd0, 8); /* Extract l3l4type either from il3il4type or ol3ol4type */ if (flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F && - flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) + flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) { + l2_len = vgetq_lane_u8(*cmd0, 10); + /* L4 ptr from send hdr includes l2 and l3 len */ + l3_len = vgetq_lane_u8(*cmd0, 11) - l2_len; l3l4type = vgetq_lane_u8(*cmd0, 13); - else + } else { + l2_len = vgetq_lane_u8(*cmd0, 8); + /* L4 ptr from send hdr includes l2 and l3 len */ + l3_len = vgetq_lane_u8(*cmd0, 9) - l2_len; l3l4type = vgetq_lane_u8(*cmd0, 12); + } chksum = (l3l4type & 0x1) << 1 | !!(l3l4type & 0x30); chksum = ~chksum; @@ -273,6 +279,7 @@ cn10k_nix_prep_sec_vec(struct rte_mbuf *m, uint64x2_t *cmd0, uint64x2_t *cmd1, *cmd0 = vsetq_lane_u16(0, *cmd0, 6); } else { l2_len = m->l2_len; + l3_len = m->l3_len; } /* Retrieve DPTR */ @@ -281,6 +288,8 @@ cn10k_nix_prep_sec_vec(struct rte_mbuf *m, uint64x2_t *cmd0, uint64x2_t *cmd1, /* Calculate dlen adj */ dlen_adj = pkt_len - l2_len; + /* Exclude l3 len from roundup for transport mode */ + dlen_adj -= sess_priv.mode ? 0 : l3_len; rlen = (dlen_adj + sess_priv.roundup_len) + (sess_priv.roundup_byte - 1); rlen &= ~(uint64_t)(sess_priv.roundup_byte - 1); @@ -360,10 +369,10 @@ cn10k_nix_prep_sec(struct rte_mbuf *m, uint64_t *cmd, uintptr_t *nixtx_addr, uint8_t l3l4type, chksum; uint64x2_t cmd01, cmd23; union nix_send_sg_s *sg; + uint8_t l2_len, l3_len; uintptr_t dptr, nixtx; uint64_t ucode_cmd[4]; uint64_t *laddr; - uint8_t l2_len; uint16_t tag; uint64_t sa; @@ -376,13 +385,19 @@ cn10k_nix_prep_sec(struct rte_mbuf *m, uint64_t *cmd, uintptr_t *nixtx_addr, sg = (union nix_send_sg_s *)&cmd[2]; if (flags & NIX_TX_NEED_SEND_HDR_W1) { - l2_len = cmd[1] & 0xFF; /* Extract l3l4type either from il3il4type or ol3ol4type */ if (flags & NIX_TX_OFFLOAD_L3_L4_CSUM_F && - flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) + flags & NIX_TX_OFFLOAD_OL3_OL4_CSUM_F) { + l2_len = (cmd[1] >> 16) & 0xFF; + /* L4 ptr from send hdr includes l2 and l3 len */ + l3_len = ((cmd[1] >> 24) & 0xFF) - l2_len; l3l4type = (cmd[1] >> 40) & 0xFF; - else + } else { + l2_len = cmd[1] & 0xFF; + /* L4 ptr from send hdr includes l2 and l3 len */ + l3_len = ((cmd[1] >> 8) & 0xFF) - l2_len; l3l4type = (cmd[1] >> 32) & 0xFF; + } chksum = (l3l4type & 0x1) << 1 | !!(l3l4type & 0x30); chksum = ~chksum; @@ -391,6 +406,7 @@ cn10k_nix_prep_sec(struct rte_mbuf *m, uint64_t *cmd, uintptr_t *nixtx_addr, cmd[1] &= ~(0xFFFFUL << 32); } else { l2_len = m->l2_len; + l3_len = m->l3_len; } /* Retrieve DPTR */ @@ -399,6 +415,8 @@ cn10k_nix_prep_sec(struct rte_mbuf *m, uint64_t *cmd, uintptr_t *nixtx_addr, /* Calculate dlen adj */ dlen_adj = pkt_len - l2_len; + /* Exclude l3 len from roundup for transport mode */ + dlen_adj -= sess_priv.mode ? 0 : l3_len; rlen = (dlen_adj + sess_priv.roundup_len) + (sess_priv.roundup_byte - 1); rlen &= ~(uint64_t)(sess_priv.roundup_byte - 1); -- 2.8.4