From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6215CA04B1; Wed, 26 Aug 2020 10:14:27 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 381CC1C114; Wed, 26 Aug 2020 10:13:40 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id D44FC1C0DA for ; Wed, 26 Aug 2020 10:13:38 +0200 (CEST) IronPort-SDR: wuU0sUWEIj+Jx8cxIku+uD/hShUeGvMtI71UhRXSUh6gvRk8a3amyWfberRbMZGbPTuwKocmYy esqAp+GRxn/A== X-IronPort-AV: E=McAfee;i="6000,8403,9724"; a="155512891" X-IronPort-AV: E=Sophos;i="5.76,354,1592895600"; d="scan'208";a="155512891" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2020 01:13:38 -0700 IronPort-SDR: S2QQhxh91hI169BLwCje3OoApVxNYP6alUIWb8zngf+vbBGZ0Pz7Lxb3/o4ccqO3spG/S4VTvP T66uwkXOCJgg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,354,1592895600"; d="scan'208";a="312816215" Received: from dpdk.sh.intel.com ([10.239.255.12]) by orsmga002.jf.intel.com with ESMTP; 26 Aug 2020 01:13:36 -0700 From: Guinan Sun To: dev@dpdk.org Cc: Qi Zhang , Qiming Yang , Guinan Sun Date: Wed, 26 Aug 2020 07:55:00 +0000 Message-Id: <20200826075501.50052-7-guinanx.sun@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200826075501.50052-1-guinanx.sun@intel.com> References: <20200826075501.50052-1-guinanx.sun@intel.com> Subject: [dpdk-dev] [PATCH 6/7] net/ice: support Flex Rx desc and flow mark in AVX path 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" Support Flow Director mark ID parsing from Flex Rx descriptor in AVX path. Signed-off-by: Guinan Sun --- drivers/net/ice/ice_rxtx_vec_avx2.c | 64 ++++++++++++++++++++++++++++- 1 file changed, 63 insertions(+), 1 deletion(-) diff --git a/drivers/net/ice/ice_rxtx_vec_avx2.c b/drivers/net/ice/ice_rxtx_vec_avx2.c index 07d129e3f..70e4b76db 100644 --- a/drivers/net/ice/ice_rxtx_vec_avx2.c +++ b/drivers/net/ice/ice_rxtx_vec_avx2.c @@ -132,6 +132,25 @@ ice_rxq_rearm(struct ice_rx_queue *rxq) ICE_PCI_REG_WRITE(rxq->qrx_tail, rx_id); } +static inline __m256i +ice_flex_rxd_to_fdir_flags_vec_avx2(const __m256i fdir_id0_7) +{ +#define FDID_MIS_MAGIC 0xFFFFFFFF + RTE_BUILD_BUG_ON(PKT_RX_FDIR != (1 << 2)); + RTE_BUILD_BUG_ON(PKT_RX_FDIR_ID != (1 << 13)); + const __m256i pkt_fdir_bit = _mm256_set1_epi32(PKT_RX_FDIR | + PKT_RX_FDIR_ID); + /* desc->flow_id field == 0xFFFFFFFF means fdir mismatch */ + const __m256i fdir_mis_mask = _mm256_set1_epi32(FDID_MIS_MAGIC); + __m256i fdir_mask = _mm256_cmpeq_epi32(fdir_id0_7, + fdir_mis_mask); + /* this XOR op results to bit-reverse the fdir_mask */ + fdir_mask = _mm256_xor_si256(fdir_mask, fdir_mis_mask); + const __m256i fdir_flags = _mm256_and_si256(fdir_mask, pkt_fdir_bit); + + return fdir_flags; +} + static inline uint16_t _ice_recv_raw_pkts_vec_avx2(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts, uint8_t *split_packet) @@ -459,9 +478,51 @@ _ice_recv_raw_pkts_vec_avx2(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts, rss_vlan_flag_bits); /* merge flags */ - const __m256i mbuf_flags = _mm256_or_si256(l3_l4_flags, + __m256i mbuf_flags = _mm256_or_si256(l3_l4_flags, rss_vlan_flags); + if (rxq->fdir_enabled) { + const __m256i fdir_id4_7 = + _mm256_unpackhi_epi32(raw_desc6_7, raw_desc4_5); + + const __m256i fdir_id0_3 = + _mm256_unpackhi_epi32(raw_desc2_3, raw_desc0_1); + + const __m256i fdir_id0_7 = + _mm256_unpackhi_epi64(fdir_id4_7, fdir_id0_3); + + const __m256i fdir_flags = + ice_flex_rxd_to_fdir_flags_vec_avx2(fdir_id0_7); + + /* merge with fdir_flags */ + mbuf_flags = _mm256_or_si256(mbuf_flags, fdir_flags); + + /* write to mbuf: have to use scalar store here */ + rx_pkts[i + 0]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 3); + + rx_pkts[i + 1]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 7); + + rx_pkts[i + 2]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 2); + + rx_pkts[i + 3]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 6); + + rx_pkts[i + 4]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 1); + + rx_pkts[i + 5]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 5); + + rx_pkts[i + 6]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 0); + + rx_pkts[i + 7]->hash.fdir.hi = + _mm256_extract_epi32(fdir_id0_7, 4); + } /* if() on fdir_enabled */ + #ifndef RTE_LIBRTE_ICE_16BYTE_RX_DESC /** * needs to load 2nd 16B of each desc for RSS hash parsing, @@ -551,6 +612,7 @@ _ice_recv_raw_pkts_vec_avx2(struct ice_rx_queue *rxq, struct rte_mbuf **rx_pkts, mb0_1 = _mm256_or_si256(mb0_1, rss_hash0_1); } /* if() on RSS hash parsing */ #endif + /** * At this point, we have the 8 sets of flags in the low 16-bits * of each 32-bit value in vlan0. -- 2.17.1