diff options
Diffstat (limited to 'dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch')
| -rw-r--r-- | dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch b/dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch deleted file mode 100644 index 9b0f064805e..00000000000 --- a/dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch +++ /dev/null @@ -1,114 +0,0 @@ -From ff4d874754e5e420671cc78d82829cd7317542ad Mon Sep 17 00:00:00 2001 -From: Damjan Marion <damarion@cisco.com> -Date: Thu, 14 Jul 2016 09:59:02 -0700 -Subject: [PATCH 29/29] i40e: Enable bad checksum flags in i40e vPMD - -Decode the checksum flags from the rx descriptor, setting -the appropriate bit in the mbuf ol_flags field when the flag -indicates a bad checksum. - -Signed-off-by: Damjan Marion <damarion@cisco.com> -Signed-off-by: Jeff Shaw <jeffrey.b.shaw@intel.com> ---- - drivers/net/i40e/i40e_rxtx_vec.c | 55 +++++++++++++++++++++++----------------- - 1 file changed, 32 insertions(+), 23 deletions(-) - -diff --git a/drivers/net/i40e/i40e_rxtx_vec.c b/drivers/net/i40e/i40e_rxtx_vec.c -index defa581..09ec6e6 100644 ---- a/drivers/net/i40e/i40e_rxtx_vec.c -+++ b/drivers/net/i40e/i40e_rxtx_vec.c -@@ -138,18 +138,14 @@ i40e_rxq_rearm(struct i40e_rx_queue *rxq) - static inline void - desc_to_olflags_v(__m128i descs[4], struct rte_mbuf **rx_pkts) - { -- __m128i vlan0, vlan1, rss; -- union { -- uint16_t e[4]; -- uint64_t dword; -- } vol; -+ __m128i vlan0, vlan1, rss, l3_l4e; - -- /* mask everything except rss and vlan flags -- *bit2 is for vlan tag, bits 13:12 for rss -- */ -- const __m128i rss_vlan_msk = _mm_set_epi16( -- 0x0000, 0x0000, 0x0000, 0x0000, -- 0x3004, 0x3004, 0x3004, 0x3004); -+ /* mask everything except RSS, flow director and VLAN flags -+ * bit2 is for VLAN tag, bit11 for flow director indication -+ * bit13:12 for RSS indication. -+ */ -+ const __m128i rss_vlan_msk = _mm_set_epi32( -+ 0x1c03004, 0x1c03004, 0x1c03004, 0x1c03004); - - /* map rss and vlan type to rss hash and vlan flag */ - const __m128i vlan_flags = _mm_set_epi8(0, 0, 0, 0, -@@ -162,23 +158,36 @@ desc_to_olflags_v(__m128i descs[4], struct rte_mbuf **rx_pkts) - 0, 0, 0, 0, - PKT_RX_FDIR, 0, PKT_RX_RSS_HASH, 0); - -- vlan0 = _mm_unpackhi_epi16(descs[0], descs[1]); -- vlan1 = _mm_unpackhi_epi16(descs[2], descs[3]); -- vlan0 = _mm_unpacklo_epi32(vlan0, vlan1); -+ const __m128i l3_l4e_flags = _mm_set_epi8(0, 0, 0, 0, 0, 0, 0, 0, -+ PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD, -+ PKT_RX_EIP_CKSUM_BAD | PKT_RX_L4_CKSUM_BAD, -+ PKT_RX_EIP_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD, -+ PKT_RX_EIP_CKSUM_BAD, -+ PKT_RX_L4_CKSUM_BAD | PKT_RX_IP_CKSUM_BAD, -+ PKT_RX_L4_CKSUM_BAD, -+ PKT_RX_IP_CKSUM_BAD, -+ 0); -+ -+ vlan0 = _mm_unpackhi_epi32(descs[0], descs[1]); -+ vlan1 = _mm_unpackhi_epi32(descs[2], descs[3]); -+ vlan0 = _mm_unpacklo_epi64(vlan0, vlan1); - - vlan1 = _mm_and_si128(vlan0, rss_vlan_msk); - vlan0 = _mm_shuffle_epi8(vlan_flags, vlan1); - -- rss = _mm_srli_epi16(vlan1, 12); -+ rss = _mm_srli_epi32(vlan1, 12); - rss = _mm_shuffle_epi8(rss_flags, rss); - -+ l3_l4e = _mm_srli_epi32(vlan1, 22); -+ l3_l4e = _mm_shuffle_epi8(l3_l4e_flags, l3_l4e); -+ - vlan0 = _mm_or_si128(vlan0, rss); -- vol.dword = _mm_cvtsi128_si64(vlan0); -+ vlan0 = _mm_or_si128(vlan0, l3_l4e); - -- rx_pkts[0]->ol_flags = vol.e[0]; -- rx_pkts[1]->ol_flags = vol.e[1]; -- rx_pkts[2]->ol_flags = vol.e[2]; -- rx_pkts[3]->ol_flags = vol.e[3]; -+ rx_pkts[0]->ol_flags = _mm_extract_epi16(vlan0, 0); -+ rx_pkts[1]->ol_flags = _mm_extract_epi16(vlan0, 2); -+ rx_pkts[2]->ol_flags = _mm_extract_epi16(vlan0, 4); -+ rx_pkts[3]->ol_flags = _mm_extract_epi16(vlan0, 6); - } - #else - #define desc_to_olflags_v(desc, rx_pkts) do {} while (0) -@@ -770,7 +779,8 @@ i40e_rx_vec_dev_conf_condition_check(struct rte_eth_dev *dev) - #ifndef RTE_LIBRTE_I40E_RX_OLFLAGS_ENABLE - /* whithout rx ol_flags, no VP flag report */ - if (rxmode->hw_vlan_strip != 0 || -- rxmode->hw_vlan_extend != 0) -+ rxmode->hw_vlan_extend != 0 || -+ rxmode->hw_ip_checksum != 0) - return -1; - #endif - -@@ -781,8 +791,7 @@ i40e_rx_vec_dev_conf_condition_check(struct rte_eth_dev *dev) - /* - no csum error report support - * - no header split support - */ -- if (rxmode->hw_ip_checksum == 1 || -- rxmode->header_split == 1) -+ if (rxmode->header_split == 1) - return -1; - - return 0; --- -2.7.4 - |