[dpdk-dev] [PATCH v2 2/4] i40e: extend flow diretcor to support l2_payload flow type
Jingjing Wu
jingjing.wu at intel.com
Tue Jun 16 05:43:45 CEST 2015
This patch extends flow diretcor to support l2_payload flow
type in i40e driver.
Signed-off-by: Jingjing Wu <jingjing.wu at intel.com>
---
drivers/net/i40e/i40e_fdir.c | 24 +++++++++++++++++++++---
1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c
index 4bf98d0..8b81ca3 100644
--- a/drivers/net/i40e/i40e_fdir.c
+++ b/drivers/net/i40e/i40e_fdir.c
@@ -44,6 +44,7 @@
#include <rte_log.h>
#include <rte_memzone.h>
#include <rte_malloc.h>
+#include <rte_arp.h>
#include <rte_ip.h>
#include <rte_udp.h>
#include <rte_tcp.h>
@@ -104,7 +105,8 @@
(1 << RTE_ETH_FLOW_NONFRAG_IPV6_UDP) | \
(1 << RTE_ETH_FLOW_NONFRAG_IPV6_TCP) | \
(1 << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP) | \
- (1 << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER))
+ (1 << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER) | \
+ (1 << RTE_ETH_FLOW_L2_PAYLOAD))
#define I40E_FLEX_WORD_MASK(off) (0x80 >> (off))
@@ -366,7 +368,9 @@ i40e_init_flx_pld(struct i40e_pf *pf)
/* initialize the masks */
for (pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
- pctype <= I40E_FILTER_PCTYPE_FRAG_IPV6; pctype++) {
+ pctype <= I40E_FILTER_PCTYPE_L2_PAYLOAD; pctype++) {
+ if (!I40E_VALID_PCTYPE((enum i40e_filter_pctype)pctype))
+ continue;
pf->fdir.flex_mask[pctype].word_mask = 0;
I40E_WRITE_REG(hw, I40E_PRTQF_FD_FLXINSET(pctype), 0);
for (i = 0; i < I40E_FDIR_BITMASK_NUM_WORD; i++) {
@@ -704,6 +708,9 @@ i40e_fdir_fill_eth_ip_head(const struct rte_eth_fdir_input *fdir_input,
};
switch (fdir_input->flow_type) {
+ case RTE_ETH_FLOW_L2_PAYLOAD:
+ ether->ether_type = fdir_input->flow.l2_flow.ether_type;
+ break;
case RTE_ETH_FLOW_NONFRAG_IPV4_TCP:
case RTE_ETH_FLOW_NONFRAG_IPV4_UDP:
case RTE_ETH_FLOW_NONFRAG_IPV4_SCTP:
@@ -866,6 +873,17 @@ i40e_fdir_construct_pkt(struct i40e_pf *pf,
sizeof(struct ipv6_hdr);
set_idx = I40E_FLXPLD_L3_IDX;
break;
+ case RTE_ETH_FLOW_L2_PAYLOAD:
+ payload = raw_pkt + sizeof(struct ether_hdr);
+ /*
+ * ARP packet is a special case on which the payload
+ * starts after the whole ARP header
+ */
+ if (fdir_input->flow.l2_flow.ether_type ==
+ rte_cpu_to_be_16(ETHER_TYPE_ARP))
+ payload += sizeof(struct arp_hdr);
+ set_idx = I40E_FLXPLD_L2_IDX;
+ break;
default:
PMD_DRV_LOG(ERR, "unknown flow type %u.", fdir_input->flow_type);
return -EINVAL;
@@ -1218,7 +1236,7 @@ i40e_fdir_info_get_flex_mask(struct i40e_pf *pf,
uint16_t off_bytes, mask_tmp;
for (i = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
- i <= I40E_FILTER_PCTYPE_FRAG_IPV6;
+ i <= I40E_FILTER_PCTYPE_L2_PAYLOAD;
i++) {
mask = &pf->fdir.flex_mask[i];
if (!I40E_VALID_PCTYPE((enum i40e_filter_pctype)i))
--
1.9.3
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