summaryrefslogtreecommitdiffstats
path: root/dpdk/dpdk-16.04_patches/0029-i40e-Enable-bad-checksum-flags-in-i40e-vPMD.patch
diff options
context:
space:
mode:
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.patch114
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
-