829c310681
DCF on CVL is a control plane VF which take the responsibility to configure all the PF/global resources, this patch add support DCF on to program forward rule to direct packets to VFs. Signed-off-by: Wei Zhao <wei.zhao1@intel.com> Acked-by: Qi Zhang <qi.z.zhang@intel.com>
585 lines
21 KiB
C
585 lines
21 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2019 Intel Corporation
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*/
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#include <sys/queue.h>
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#include <stdio.h>
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#include <errno.h>
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#include <stdint.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdarg.h>
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#include <rte_debug.h>
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#include <rte_ether.h>
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#include <rte_ethdev_driver.h>
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#include <rte_log.h>
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#include <rte_malloc.h>
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#include <rte_eth_ctrl.h>
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#include <rte_tailq.h>
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#include <rte_flow_driver.h>
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#include "ice_logs.h"
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#include "base/ice_type.h"
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#include "base/ice_flow.h"
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#include "ice_ethdev.h"
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#include "ice_generic_flow.h"
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struct rss_type_match_hdr {
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uint32_t hdr_mask;
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uint64_t eth_rss_hint;
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};
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struct ice_hash_match_type {
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uint64_t hash_type;
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uint64_t hash_flds;
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};
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struct rss_meta {
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uint32_t pkt_hdr;
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uint64_t hash_flds;
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uint8_t hash_function;
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};
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struct ice_hash_flow_cfg {
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bool simple_xor;
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struct ice_rss_cfg rss_cfg;
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};
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static int
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ice_hash_init(struct ice_adapter *ad);
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static int
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ice_hash_create(struct ice_adapter *ad,
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struct rte_flow *flow,
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void *meta,
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struct rte_flow_error *error);
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static int
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ice_hash_destroy(struct ice_adapter *ad,
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struct rte_flow *flow,
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struct rte_flow_error *error);
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static void
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ice_hash_uninit(struct ice_adapter *ad);
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static void
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ice_hash_free(struct rte_flow *flow);
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static int
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ice_hash_parse_pattern_action(struct ice_adapter *ad,
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struct ice_pattern_match_item *array,
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uint32_t array_len,
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const struct rte_flow_item pattern[],
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const struct rte_flow_action actions[],
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void **meta,
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struct rte_flow_error *error);
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/* The first member is protocol header, the second member is ETH_RSS_*. */
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struct rss_type_match_hdr hint_0 = {
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ICE_FLOW_SEG_HDR_NONE, 0};
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struct rss_type_match_hdr hint_1 = {
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ICE_FLOW_SEG_HDR_IPV4, ETH_RSS_IPV4};
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struct rss_type_match_hdr hint_2 = {
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ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_UDP, ETH_RSS_NONFRAG_IPV4_UDP};
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struct rss_type_match_hdr hint_3 = {
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ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_TCP, ETH_RSS_NONFRAG_IPV4_TCP};
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struct rss_type_match_hdr hint_4 = {
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ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_SCTP, ETH_RSS_NONFRAG_IPV4_SCTP};
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struct rss_type_match_hdr hint_5 = {
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ICE_FLOW_SEG_HDR_IPV6, ETH_RSS_IPV6};
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struct rss_type_match_hdr hint_6 = {
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ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_UDP, ETH_RSS_NONFRAG_IPV6_UDP};
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struct rss_type_match_hdr hint_7 = {
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ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_TCP, ETH_RSS_NONFRAG_IPV6_TCP};
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struct rss_type_match_hdr hint_8 = {
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ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_SCTP, ETH_RSS_NONFRAG_IPV6_SCTP};
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struct rss_type_match_hdr hint_9 = {
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ICE_FLOW_SEG_HDR_GTPU_IP, ETH_RSS_IPV4};
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struct rss_type_match_hdr hint_10 = {
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ICE_FLOW_SEG_HDR_PPPOE, ETH_RSS_IPV4};
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struct rss_type_match_hdr hint_11 = {
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ICE_FLOW_SEG_HDR_PPPOE, ETH_RSS_NONFRAG_IPV4_UDP};
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struct rss_type_match_hdr hint_12 = {
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ICE_FLOW_SEG_HDR_PPPOE, ETH_RSS_NONFRAG_IPV4_TCP};
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struct rss_type_match_hdr hint_13 = {
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ICE_FLOW_SEG_HDR_PPPOE, ETH_RSS_NONFRAG_IPV4_SCTP};
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/* Supported pattern for os default package. */
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static struct ice_pattern_match_item ice_hash_pattern_list_os[] = {
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{pattern_eth_ipv4, ICE_INSET_NONE, &hint_1},
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{pattern_eth_ipv4_udp, ICE_INSET_NONE, &hint_2},
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{pattern_eth_ipv4_tcp, ICE_INSET_NONE, &hint_3},
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{pattern_eth_ipv4_sctp, ICE_INSET_NONE, &hint_4},
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{pattern_eth_ipv6, ICE_INSET_NONE, &hint_5},
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{pattern_eth_ipv6_udp, ICE_INSET_NONE, &hint_6},
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{pattern_eth_ipv6_tcp, ICE_INSET_NONE, &hint_7},
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{pattern_eth_ipv6_sctp, ICE_INSET_NONE, &hint_8},
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{pattern_empty, ICE_INSET_NONE, &hint_0},
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};
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/* Supported pattern for comms package. */
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static struct ice_pattern_match_item ice_hash_pattern_list_comms[] = {
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{pattern_eth_ipv4, ICE_INSET_NONE, &hint_1},
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{pattern_eth_ipv4_udp, ICE_INSET_NONE, &hint_2},
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{pattern_eth_ipv4_tcp, ICE_INSET_NONE, &hint_3},
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{pattern_eth_ipv4_sctp, ICE_INSET_NONE, &hint_4},
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{pattern_eth_ipv6, ICE_INSET_NONE, &hint_5},
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{pattern_eth_ipv6_udp, ICE_INSET_NONE, &hint_6},
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{pattern_eth_ipv6_tcp, ICE_INSET_NONE, &hint_7},
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{pattern_eth_ipv6_sctp, ICE_INSET_NONE, &hint_8},
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{pattern_empty, ICE_INSET_NONE, &hint_0},
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{pattern_eth_ipv4_gtpu_eh_ipv4, ICE_INSET_NONE, &hint_9},
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{pattern_eth_ipv4_gtpu_eh_ipv4_udp, ICE_INSET_NONE, &hint_9},
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{pattern_eth_ipv4_gtpu_eh_ipv4_tcp, ICE_INSET_NONE, &hint_9},
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{pattern_eth_pppoes_ipv4, ICE_INSET_NONE, &hint_10},
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{pattern_eth_pppoes_ipv4_udp, ICE_INSET_NONE, &hint_11},
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{pattern_eth_pppoes_ipv4_tcp, ICE_INSET_NONE, &hint_12},
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{pattern_eth_pppoes_ipv4_sctp, ICE_INSET_NONE, &hint_13},
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};
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/**
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* The first member is input set combination,
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* the second member is hash fields.
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*/
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struct ice_hash_match_type ice_hash_type_list[] = {
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{ETH_RSS_IPV4 | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)},
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{ETH_RSS_IPV4 | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)},
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{ETH_RSS_IPV4, ICE_FLOW_HASH_IPV4},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_UDP, ICE_HASH_UDP_IPV4},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_TCP, ICE_HASH_TCP_IPV4},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV4_SCTP, ICE_HASH_SCTP_IPV4},
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{ETH_RSS_IPV6 | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)},
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{ETH_RSS_IPV6 | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)},
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{ETH_RSS_IPV6, ICE_FLOW_HASH_IPV6},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_UDP, ICE_HASH_UDP_IPV6},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_TCP, ICE_HASH_TCP_IPV6},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_SRC_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_DST_ONLY | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) | BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L3_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L4_SRC_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP | ETH_RSS_L4_DST_ONLY, BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)},
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{ETH_RSS_NONFRAG_IPV6_SCTP, ICE_HASH_SCTP_IPV6},
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};
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static struct ice_flow_engine ice_hash_engine = {
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.init = ice_hash_init,
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.create = ice_hash_create,
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.destroy = ice_hash_destroy,
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.uninit = ice_hash_uninit,
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.free = ice_hash_free,
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.type = ICE_FLOW_ENGINE_HASH,
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};
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/* Register parser for os package. */
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static struct ice_flow_parser ice_hash_parser_os = {
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.engine = &ice_hash_engine,
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.array = ice_hash_pattern_list_os,
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.array_len = RTE_DIM(ice_hash_pattern_list_os),
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.parse_pattern_action = ice_hash_parse_pattern_action,
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.stage = ICE_FLOW_STAGE_RSS,
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};
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/* Register parser for comms package. */
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static struct ice_flow_parser ice_hash_parser_comms = {
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.engine = &ice_hash_engine,
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.array = ice_hash_pattern_list_comms,
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.array_len = RTE_DIM(ice_hash_pattern_list_comms),
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.parse_pattern_action = ice_hash_parse_pattern_action,
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.stage = ICE_FLOW_STAGE_RSS,
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};
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RTE_INIT(ice_hash_engine_init)
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{
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struct ice_flow_engine *engine = &ice_hash_engine;
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ice_register_flow_engine(engine);
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}
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static int
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ice_hash_init(struct ice_adapter *ad)
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{
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struct ice_flow_parser *parser = NULL;
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if (ad->hw.dcf_enabled)
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return 0;
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if (ad->active_pkg_type == ICE_PKG_TYPE_OS_DEFAULT)
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parser = &ice_hash_parser_os;
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else if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
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parser = &ice_hash_parser_comms;
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else
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return -EINVAL;
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return ice_register_parser(parser, ad);
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}
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static int
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ice_hash_check_inset(const struct rte_flow_item pattern[],
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struct rte_flow_error *error)
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{
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const struct rte_flow_item *item = pattern;
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for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
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if (item->last) {
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rte_flow_error_set(error, EINVAL,
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RTE_FLOW_ERROR_TYPE_ITEM, item,
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"Not support range");
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return -rte_errno;
|
|
}
|
|
|
|
/* Ignore spec and mask. */
|
|
if (item->spec || item->mask) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_ITEM, item,
|
|
"Invalid spec/mask.");
|
|
return -rte_errno;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ice_hash_parse_action(struct ice_pattern_match_item *pattern_match_item,
|
|
const struct rte_flow_action actions[],
|
|
void **meta,
|
|
struct rte_flow_error *error)
|
|
{
|
|
const struct rte_flow_action *action;
|
|
enum rte_flow_action_type action_type;
|
|
const struct rte_flow_action_rss *rss;
|
|
struct rss_type_match_hdr *m = (struct rss_type_match_hdr *)
|
|
(pattern_match_item->meta);
|
|
uint32_t type_list_len = RTE_DIM(ice_hash_type_list);
|
|
struct ice_hash_match_type *type_match_item;
|
|
uint64_t rss_hf;
|
|
uint16_t i;
|
|
|
|
/* Supported action is RSS. */
|
|
for (action = actions; action->type !=
|
|
RTE_FLOW_ACTION_TYPE_END; action++) {
|
|
action_type = action->type;
|
|
switch (action_type) {
|
|
case RTE_FLOW_ACTION_TYPE_RSS:
|
|
rss = action->conf;
|
|
rss_hf = rss->types;
|
|
|
|
/**
|
|
* Check simultaneous use of SRC_ONLY and DST_ONLY
|
|
* of the same level.
|
|
*/
|
|
rss_hf = rte_eth_rss_hf_refine(rss_hf);
|
|
|
|
/* Check if pattern is empty. */
|
|
if (pattern_match_item->pattern_list !=
|
|
pattern_empty && rss->func ==
|
|
RTE_ETH_HASH_FUNCTION_SIMPLE_XOR)
|
|
return rte_flow_error_set(error, ENOTSUP,
|
|
RTE_FLOW_ERROR_TYPE_ACTION, action,
|
|
"Not supported flow");
|
|
|
|
/* Check if rss types match pattern. */
|
|
if (rss->func != RTE_ETH_HASH_FUNCTION_SIMPLE_XOR) {
|
|
if (((rss_hf & ETH_RSS_IPV4) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV4_UDP) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV4_TCP) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV4_SCTP) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_IPV6) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV6_UDP) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV6_TCP) != m->eth_rss_hint) &&
|
|
((rss_hf & ETH_RSS_NONFRAG_IPV6_SCTP) != m->eth_rss_hint))
|
|
return rte_flow_error_set(error,
|
|
ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
|
|
action, "Not supported RSS types");
|
|
}
|
|
|
|
if (rss->level)
|
|
return rte_flow_error_set(error, ENOTSUP,
|
|
RTE_FLOW_ERROR_TYPE_ACTION, action,
|
|
"a nonzero RSS encapsulation level is not supported");
|
|
|
|
if (rss->key_len)
|
|
return rte_flow_error_set(error, ENOTSUP,
|
|
RTE_FLOW_ERROR_TYPE_ACTION, action,
|
|
"a nonzero RSS key_len is not supported");
|
|
|
|
if (rss->queue)
|
|
return rte_flow_error_set(error, ENOTSUP,
|
|
RTE_FLOW_ERROR_TYPE_ACTION, action,
|
|
"a non-NULL RSS queue is not supported");
|
|
|
|
/* Check hash function and save it to rss_meta. */
|
|
if (rss->func ==
|
|
RTE_ETH_HASH_FUNCTION_SIMPLE_XOR)
|
|
((struct rss_meta *)*meta)->hash_function =
|
|
RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
|
|
|
|
if (rss->func ==
|
|
RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ)
|
|
((struct rss_meta *)*meta)->hash_function =
|
|
RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
|
|
|
|
type_match_item = rte_zmalloc("ice_type_match_item",
|
|
sizeof(struct ice_hash_match_type), 0);
|
|
if (!type_match_item) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
|
|
"No memory for type_match_item");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Find matched hash fields according to hash type. */
|
|
for (i = 0; i < type_list_len; i++) {
|
|
if (rss_hf ==
|
|
ice_hash_type_list[i].hash_type) {
|
|
type_match_item->hash_type =
|
|
ice_hash_type_list[i].hash_type;
|
|
type_match_item->hash_flds =
|
|
ice_hash_type_list[i].hash_flds;
|
|
}
|
|
}
|
|
|
|
/* Save hash fileds to rss_meta. */
|
|
((struct rss_meta *)*meta)->hash_flds =
|
|
type_match_item->hash_flds;
|
|
|
|
rte_free(type_match_item);
|
|
break;
|
|
|
|
case RTE_FLOW_ACTION_TYPE_END:
|
|
break;
|
|
|
|
default:
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_ACTION, action,
|
|
"Invalid action.");
|
|
return -rte_errno;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
ice_hash_parse_pattern_action(__rte_unused struct ice_adapter *ad,
|
|
struct ice_pattern_match_item *array,
|
|
uint32_t array_len,
|
|
const struct rte_flow_item pattern[],
|
|
const struct rte_flow_action actions[],
|
|
void **meta,
|
|
struct rte_flow_error *error)
|
|
{
|
|
int ret = 0;
|
|
struct ice_pattern_match_item *pattern_match_item;
|
|
struct rss_meta *rss_meta_ptr;
|
|
|
|
rss_meta_ptr = rte_zmalloc(NULL, sizeof(*rss_meta_ptr), 0);
|
|
if (!rss_meta_ptr) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
|
|
"No memory for rss_meta_ptr");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Check rss supported pattern and find matched pattern. */
|
|
pattern_match_item = ice_search_pattern_match_item(pattern,
|
|
array, array_len, error);
|
|
if (!pattern_match_item) {
|
|
ret = -rte_errno;
|
|
goto error;
|
|
}
|
|
|
|
ret = ice_hash_check_inset(pattern, error);
|
|
if (ret)
|
|
goto error;
|
|
|
|
/* Save protocol header to rss_meta. */
|
|
rss_meta_ptr->pkt_hdr = ((struct rss_type_match_hdr *)
|
|
(pattern_match_item->meta))->hdr_mask;
|
|
|
|
/* Check rss action. */
|
|
ret = ice_hash_parse_action(pattern_match_item, actions,
|
|
(void **)&rss_meta_ptr, error);
|
|
|
|
error:
|
|
if (!ret && meta)
|
|
*meta = rss_meta_ptr;
|
|
else
|
|
rte_free(rss_meta_ptr);
|
|
rte_free(pattern_match_item);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int
|
|
ice_hash_create(struct ice_adapter *ad,
|
|
struct rte_flow *flow,
|
|
void *meta,
|
|
struct rte_flow_error *error)
|
|
{
|
|
struct ice_pf *pf = &ad->pf;
|
|
struct ice_hw *hw = ICE_PF_TO_HW(pf);
|
|
struct ice_vsi *vsi = pf->main_vsi;
|
|
int ret;
|
|
uint32_t reg;
|
|
struct ice_hash_flow_cfg *filter_ptr;
|
|
|
|
uint32_t headermask = ((struct rss_meta *)meta)->pkt_hdr;
|
|
uint64_t hash_field = ((struct rss_meta *)meta)->hash_flds;
|
|
uint8_t hash_function = ((struct rss_meta *)meta)->hash_function;
|
|
|
|
filter_ptr = rte_zmalloc("ice_rss_filter",
|
|
sizeof(struct ice_hash_flow_cfg), 0);
|
|
if (!filter_ptr) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
|
|
"No memory for filter_ptr");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
if (hash_function == RTE_ETH_HASH_FUNCTION_SIMPLE_XOR) {
|
|
/* Enable registers for simple_xor hash function. */
|
|
reg = ICE_READ_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id));
|
|
reg = (reg & (~VSIQF_HASH_CTL_HASH_SCHEME_M)) |
|
|
(2 << VSIQF_HASH_CTL_HASH_SCHEME_S);
|
|
ICE_WRITE_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id), reg);
|
|
|
|
filter_ptr->simple_xor = 1;
|
|
|
|
goto out;
|
|
} else {
|
|
filter_ptr->rss_cfg.packet_hdr = headermask;
|
|
filter_ptr->rss_cfg.hashed_flds = hash_field;
|
|
filter_ptr->rss_cfg.symm =
|
|
(hash_function ==
|
|
RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ);
|
|
|
|
ret = ice_add_rss_cfg(hw, vsi->idx,
|
|
filter_ptr->rss_cfg.hashed_flds,
|
|
filter_ptr->rss_cfg.packet_hdr,
|
|
filter_ptr->rss_cfg.symm);
|
|
if (ret) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
|
|
"rss flow create fail");
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
out:
|
|
flow->rule = filter_ptr;
|
|
rte_free(meta);
|
|
return 0;
|
|
|
|
error:
|
|
rte_free(filter_ptr);
|
|
rte_free(meta);
|
|
return -rte_errno;
|
|
}
|
|
|
|
static int
|
|
ice_hash_destroy(struct ice_adapter *ad,
|
|
struct rte_flow *flow,
|
|
struct rte_flow_error *error)
|
|
{
|
|
struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(ad);
|
|
struct ice_hw *hw = ICE_PF_TO_HW(pf);
|
|
struct ice_vsi *vsi = pf->main_vsi;
|
|
int ret;
|
|
uint32_t reg;
|
|
struct ice_hash_flow_cfg *filter_ptr;
|
|
|
|
filter_ptr = (struct ice_hash_flow_cfg *)flow->rule;
|
|
|
|
if (filter_ptr->simple_xor == 1) {
|
|
/* Return to symmetric_toeplitz state. */
|
|
reg = ICE_READ_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id));
|
|
reg = (reg & (~VSIQF_HASH_CTL_HASH_SCHEME_M)) |
|
|
(1 << VSIQF_HASH_CTL_HASH_SCHEME_S);
|
|
ICE_WRITE_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id), reg);
|
|
} else {
|
|
ret = ice_rem_rss_cfg(hw, vsi->idx,
|
|
filter_ptr->rss_cfg.hashed_flds,
|
|
filter_ptr->rss_cfg.packet_hdr);
|
|
/* Fixme: Ignore the error if a rule does not exist.
|
|
* Currently a rule for inputset change or symm turn on/off
|
|
* will overwrite an exist rule, while application still
|
|
* have 2 rte_flow handles.
|
|
**/
|
|
if (ret && ret != ICE_ERR_DOES_NOT_EXIST) {
|
|
rte_flow_error_set(error, EINVAL,
|
|
RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
|
|
"rss flow destroy fail");
|
|
goto error;
|
|
}
|
|
}
|
|
|
|
rte_free(filter_ptr);
|
|
return 0;
|
|
|
|
error:
|
|
rte_free(filter_ptr);
|
|
return -rte_errno;
|
|
}
|
|
|
|
static void
|
|
ice_hash_uninit(struct ice_adapter *ad)
|
|
{
|
|
if (ad->hw.dcf_enabled)
|
|
return;
|
|
|
|
if (ad->active_pkg_type == ICE_PKG_TYPE_OS_DEFAULT)
|
|
ice_unregister_parser(&ice_hash_parser_os, ad);
|
|
else if (ad->active_pkg_type == ICE_PKG_TYPE_COMMS)
|
|
ice_unregister_parser(&ice_hash_parser_comms, ad);
|
|
}
|
|
|
|
static void
|
|
ice_hash_free(struct rte_flow *flow)
|
|
{
|
|
rte_free(flow->rule);
|
|
}
|