From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id 4FF01591F for ; Tue, 6 Sep 2016 03:28:09 +0200 (CEST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga105.fm.intel.com with ESMTP; 05 Sep 2016 18:28:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.30,289,1470726000"; d="scan'208";a="1051801455" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by fmsmga002.fm.intel.com with ESMTP; 05 Sep 2016 18:28:07 -0700 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id u861S578007618; Tue, 6 Sep 2016 09:28:05 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id u861S2Ln032266; Tue, 6 Sep 2016 09:28:04 +0800 Received: (from xiaowan1@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id u861S2FH032262; Tue, 6 Sep 2016 09:28:02 +0800 From: Xiao Wang To: dev@dpdk.org Cc: jing.d.chen@intel.com, olivier.matz@6wind.com, Xiao Wang Date: Tue, 6 Sep 2016 09:27:31 +0800 Message-Id: <1473125252-32201-5-git-send-email-xiao.w.wang@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1473125252-32201-1-git-send-email-xiao.w.wang@intel.com> References: <1473125252-32201-1-git-send-email-xiao.w.wang@intel.com> Subject: [dpdk-dev] [PATCH v2 4/5] net/ixgbe: implement new Rx checksum flag X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Sep 2016 01:28:09 -0000 Add CKSUM_GOOD flag to distinguish a good checksum from an unknown one. Signed-off-by: Xiao Wang --- drivers/net/ixgbe/ixgbe_rxtx.c | 4 +++- drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c | 30 ++++++++++++++++++++++++------ 2 files changed, 27 insertions(+), 7 deletions(-) diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c index 8a306b0..d2dc82a 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx.c +++ b/drivers/net/ixgbe/ixgbe_rxtx.c @@ -1345,7 +1345,9 @@ rx_desc_error_to_pkt_flags(uint32_t rx_status) * Bit 30: L4I, L4I integrity error */ static uint64_t error_to_pkt_flags_map[4] = { - 0, PKT_RX_L4_CKSUM_BAD, PKT_RX_IP_CKSUM_BAD, + PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_GOOD, + PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_BAD, + PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_GOOD, PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD }; pkt_flags = error_to_pkt_flags_map[(rx_status >> diff --git a/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c b/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c index dc5657e..7929593 100644 --- a/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c +++ b/drivers/net/ixgbe/ixgbe_rxtx_vec_sse.c @@ -156,6 +156,11 @@ desc_to_olflags_v(__m128i descs[4], uint8_t vlan_flags, 0x0000, 0x0000, 0x0000, 0x0000, 0x000F, 0x000F, 0x000F, 0x000F); + /* mask the lower byte of ol_flags */ + const __m128i ol_flags_msk = _mm_set_epi16( + 0x0000, 0x0000, 0x0000, 0x0000, + 0x00FF, 0x00FF, 0x00FF, 0x00FF); + /* map rss type to rss hash flag */ const __m128i rss_flags = _mm_set_epi8(PKT_RX_FDIR, 0, 0, 0, 0, 0, 0, PKT_RX_RSS_HASH, @@ -171,17 +176,25 @@ desc_to_olflags_v(__m128i descs[4], uint8_t vlan_flags, IXGBE_RXD_STAT_VP, IXGBE_RXD_STAT_VP, IXGBE_RXD_STAT_VP, IXGBE_RXD_STAT_VP); /* map vlan present (0x8), IPE (0x2), L4E (0x1) to ol_flags */ - const __m128i vlan_csum_map = _mm_set_epi8( + const __m128i vlan_csum_map_lo = _mm_set_epi8( 0, 0, 0, 0, vlan_flags | PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD, vlan_flags | PKT_RX_IP_CKSUM_BAD, - vlan_flags | PKT_RX_L4_CKSUM_BAD, - vlan_flags, + vlan_flags | PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_BAD, + vlan_flags | PKT_RX_IP_CKSUM_GOOD, 0, 0, 0, 0, PKT_RX_IP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD, PKT_RX_IP_CKSUM_BAD, - PKT_RX_L4_CKSUM_BAD, - 0); + PKT_RX_IP_CKSUM_GOOD | PKT_RX_L4_CKSUM_BAD, + PKT_RX_IP_CKSUM_GOOD); + + const __m128i vlan_csum_map_hi = _mm_set_epi8( + 0, 0, 0, 0, + 0, PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0, + PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), + 0, 0, 0, 0, + 0, PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t), 0, + PKT_RX_L4_CKSUM_GOOD >> sizeof(uint8_t)); ptype0 = _mm_unpacklo_epi16(descs[0], descs[1]); ptype1 = _mm_unpacklo_epi16(descs[2], descs[3]); @@ -207,7 +220,12 @@ desc_to_olflags_v(__m128i descs[4], uint8_t vlan_flags, vtag1 = _mm_or_si128(csum, vtag1); /* convert VP, IPE, L4E to ol_flags */ - vtag1 = _mm_shuffle_epi8(vlan_csum_map, vtag1); + vtag0 = _mm_shuffle_epi8(vlan_csum_map_hi, vtag1); + vtag0 = _mm_slli_epi16(vtag0, sizeof(uint8_t)); + + vtag1 = _mm_shuffle_epi8(vlan_csum_map_lo, vtag1); + vtag1 = _mm_and_si128(vtag1, ol_flags_msk); + vtag1 = _mm_or_si128(vtag0, vtag1); vtag1 = _mm_or_si128(ptype0, vtag1); vol.dword = _mm_cvtsi128_si64(vtag1); -- 1.9.3