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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright (c) 2019, Intel Corporation. */3 4#ifndef _ICE_FLOW_H_5#define _ICE_FLOW_H_6 7#include "ice_flex_type.h"8#include "ice_parser.h"9 10#define ICE_FLOW_ENTRY_HANDLE_INVAL 011#define ICE_FLOW_FLD_OFF_INVAL 0xffff12 13/* Generate flow hash field from flow field type(s) */14#define ICE_FLOW_HASH_ETH \15 (BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_DA) | \16 BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_SA))17#define ICE_FLOW_HASH_IPV4 \18 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | \19 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA))20#define ICE_FLOW_HASH_IPV6 \21 (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | \22 BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA))23#define ICE_FLOW_HASH_TCP_PORT \24 (BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) | \25 BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT))26#define ICE_FLOW_HASH_UDP_PORT \27 (BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) | \28 BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT))29#define ICE_FLOW_HASH_SCTP_PORT \30 (BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) | \31 BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT))32 33#define ICE_HASH_INVALID 034#define ICE_HASH_TCP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_TCP_PORT)35#define ICE_HASH_TCP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_TCP_PORT)36#define ICE_HASH_UDP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_UDP_PORT)37#define ICE_HASH_UDP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_UDP_PORT)38#define ICE_HASH_SCTP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_SCTP_PORT)39#define ICE_HASH_SCTP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_SCTP_PORT)40 41#define ICE_FLOW_HASH_GTP_C_TEID \42 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID))43 44#define ICE_FLOW_HASH_GTP_C_IPV4_TEID \45 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_C_TEID)46#define ICE_FLOW_HASH_GTP_C_IPV6_TEID \47 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_C_TEID)48 49#define ICE_FLOW_HASH_GTP_U_TEID \50 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID))51 52#define ICE_FLOW_HASH_GTP_U_IPV4_TEID \53 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_TEID)54#define ICE_FLOW_HASH_GTP_U_IPV6_TEID \55 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_TEID)56 57#define ICE_FLOW_HASH_GTP_U_EH_TEID \58 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID))59 60#define ICE_FLOW_HASH_GTP_U_EH_QFI \61 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_QFI))62 63#define ICE_FLOW_HASH_GTP_U_IPV4_EH \64 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_EH_TEID | \65 ICE_FLOW_HASH_GTP_U_EH_QFI)66#define ICE_FLOW_HASH_GTP_U_IPV6_EH \67 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_EH_TEID | \68 ICE_FLOW_HASH_GTP_U_EH_QFI)69 70#define ICE_FLOW_HASH_GTP_U_UP \71 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID))72#define ICE_FLOW_HASH_GTP_U_DWN \73 (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID))74 75#define ICE_FLOW_HASH_GTP_U_IPV4_UP \76 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_UP)77#define ICE_FLOW_HASH_GTP_U_IPV6_UP \78 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_UP)79#define ICE_FLOW_HASH_GTP_U_IPV4_DWN \80 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_DWN)81#define ICE_FLOW_HASH_GTP_U_IPV6_DWN \82 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_DWN)83 84#define ICE_FLOW_HASH_PPPOE_SESS_ID \85 (BIT_ULL(ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID))86 87#define ICE_FLOW_HASH_PPPOE_SESS_ID_ETH \88 (ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_PPPOE_SESS_ID)89#define ICE_FLOW_HASH_PPPOE_TCP_ID \90 (ICE_FLOW_HASH_TCP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID)91#define ICE_FLOW_HASH_PPPOE_UDP_ID \92 (ICE_FLOW_HASH_UDP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID)93 94#define ICE_FLOW_HASH_PFCP_SEID \95 (BIT_ULL(ICE_FLOW_FIELD_IDX_PFCP_SEID))96#define ICE_FLOW_HASH_PFCP_IPV4_SEID \97 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_PFCP_SEID)98#define ICE_FLOW_HASH_PFCP_IPV6_SEID \99 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_PFCP_SEID)100 101#define ICE_FLOW_HASH_L2TPV3_SESS_ID \102 (BIT_ULL(ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID))103#define ICE_FLOW_HASH_L2TPV3_IPV4_SESS_ID \104 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_L2TPV3_SESS_ID)105#define ICE_FLOW_HASH_L2TPV3_IPV6_SESS_ID \106 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_L2TPV3_SESS_ID)107 108#define ICE_FLOW_HASH_ESP_SPI \109 (BIT_ULL(ICE_FLOW_FIELD_IDX_ESP_SPI))110#define ICE_FLOW_HASH_ESP_IPV4_SPI \111 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_ESP_SPI)112#define ICE_FLOW_HASH_ESP_IPV6_SPI \113 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_ESP_SPI)114 115#define ICE_FLOW_HASH_AH_SPI \116 (BIT_ULL(ICE_FLOW_FIELD_IDX_AH_SPI))117#define ICE_FLOW_HASH_AH_IPV4_SPI \118 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_AH_SPI)119#define ICE_FLOW_HASH_AH_IPV6_SPI \120 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_AH_SPI)121 122#define ICE_FLOW_HASH_NAT_T_ESP_SPI \123 (BIT_ULL(ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI))124#define ICE_FLOW_HASH_NAT_T_ESP_IPV4_SPI \125 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_NAT_T_ESP_SPI)126#define ICE_FLOW_HASH_NAT_T_ESP_IPV6_SPI \127 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_NAT_T_ESP_SPI)128 129/* Protocol header fields within a packet segment. A segment consists of one or130 * more protocol headers that make up a logical group of protocol headers. Each131 * logical group of protocol headers encapsulates or is encapsulated using/by132 * tunneling or encapsulation protocols for network virtualization such as GRE,133 * VxLAN, etc.134 */135enum ice_flow_seg_hdr {136 ICE_FLOW_SEG_HDR_NONE = 0x00000000,137 ICE_FLOW_SEG_HDR_ETH = 0x00000001,138 ICE_FLOW_SEG_HDR_VLAN = 0x00000002,139 ICE_FLOW_SEG_HDR_IPV4 = 0x00000004,140 ICE_FLOW_SEG_HDR_IPV6 = 0x00000008,141 ICE_FLOW_SEG_HDR_ARP = 0x00000010,142 ICE_FLOW_SEG_HDR_ICMP = 0x00000020,143 ICE_FLOW_SEG_HDR_TCP = 0x00000040,144 ICE_FLOW_SEG_HDR_UDP = 0x00000080,145 ICE_FLOW_SEG_HDR_SCTP = 0x00000100,146 ICE_FLOW_SEG_HDR_GRE = 0x00000200,147 ICE_FLOW_SEG_HDR_GTPC = 0x00000400,148 ICE_FLOW_SEG_HDR_GTPC_TEID = 0x00000800,149 ICE_FLOW_SEG_HDR_GTPU_IP = 0x00001000,150 ICE_FLOW_SEG_HDR_GTPU_EH = 0x00002000,151 ICE_FLOW_SEG_HDR_GTPU_DWN = 0x00004000,152 ICE_FLOW_SEG_HDR_GTPU_UP = 0x00008000,153 ICE_FLOW_SEG_HDR_PPPOE = 0x00010000,154 ICE_FLOW_SEG_HDR_PFCP_NODE = 0x00020000,155 ICE_FLOW_SEG_HDR_PFCP_SESSION = 0x00040000,156 ICE_FLOW_SEG_HDR_L2TPV3 = 0x00080000,157 ICE_FLOW_SEG_HDR_ESP = 0x00100000,158 ICE_FLOW_SEG_HDR_AH = 0x00200000,159 ICE_FLOW_SEG_HDR_NAT_T_ESP = 0x00400000,160 ICE_FLOW_SEG_HDR_ETH_NON_IP = 0x00800000,161 /* The following is an additive bit for ICE_FLOW_SEG_HDR_IPV4 and162 * ICE_FLOW_SEG_HDR_IPV6 which include the IPV4 other PTYPEs163 */164 ICE_FLOW_SEG_HDR_IPV_OTHER = 0x20000000,165};166 167/* These segments all have the same PTYPES, but are otherwise distinguished by168 * the value of the gtp_eh_pdu and gtp_eh_pdu_link flags:169 *170 * gtp_eh_pdu gtp_eh_pdu_link171 * ICE_FLOW_SEG_HDR_GTPU_IP 0 0172 * ICE_FLOW_SEG_HDR_GTPU_EH 1 don't care173 * ICE_FLOW_SEG_HDR_GTPU_DWN 1 0174 * ICE_FLOW_SEG_HDR_GTPU_UP 1 1175 */176#define ICE_FLOW_SEG_HDR_GTPU (ICE_FLOW_SEG_HDR_GTPU_IP | \177 ICE_FLOW_SEG_HDR_GTPU_EH | \178 ICE_FLOW_SEG_HDR_GTPU_DWN | \179 ICE_FLOW_SEG_HDR_GTPU_UP)180#define ICE_FLOW_SEG_HDR_PFCP (ICE_FLOW_SEG_HDR_PFCP_NODE | \181 ICE_FLOW_SEG_HDR_PFCP_SESSION)182 183enum ice_flow_field {184 /* L2 */185 ICE_FLOW_FIELD_IDX_ETH_DA,186 ICE_FLOW_FIELD_IDX_ETH_SA,187 ICE_FLOW_FIELD_IDX_S_VLAN,188 ICE_FLOW_FIELD_IDX_C_VLAN,189 ICE_FLOW_FIELD_IDX_ETH_TYPE,190 /* L3 */191 ICE_FLOW_FIELD_IDX_IPV4_DSCP,192 ICE_FLOW_FIELD_IDX_IPV6_DSCP,193 ICE_FLOW_FIELD_IDX_IPV4_TTL,194 ICE_FLOW_FIELD_IDX_IPV4_PROT,195 ICE_FLOW_FIELD_IDX_IPV6_TTL,196 ICE_FLOW_FIELD_IDX_IPV6_PROT,197 ICE_FLOW_FIELD_IDX_IPV4_SA,198 ICE_FLOW_FIELD_IDX_IPV4_DA,199 ICE_FLOW_FIELD_IDX_IPV6_SA,200 ICE_FLOW_FIELD_IDX_IPV6_DA,201 /* L4 */202 ICE_FLOW_FIELD_IDX_TCP_SRC_PORT,203 ICE_FLOW_FIELD_IDX_TCP_DST_PORT,204 ICE_FLOW_FIELD_IDX_UDP_SRC_PORT,205 ICE_FLOW_FIELD_IDX_UDP_DST_PORT,206 ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT,207 ICE_FLOW_FIELD_IDX_SCTP_DST_PORT,208 ICE_FLOW_FIELD_IDX_TCP_FLAGS,209 /* ARP */210 ICE_FLOW_FIELD_IDX_ARP_SIP,211 ICE_FLOW_FIELD_IDX_ARP_DIP,212 ICE_FLOW_FIELD_IDX_ARP_SHA,213 ICE_FLOW_FIELD_IDX_ARP_DHA,214 ICE_FLOW_FIELD_IDX_ARP_OP,215 /* ICMP */216 ICE_FLOW_FIELD_IDX_ICMP_TYPE,217 ICE_FLOW_FIELD_IDX_ICMP_CODE,218 /* GRE */219 ICE_FLOW_FIELD_IDX_GRE_KEYID,220 /* GTPC_TEID */221 ICE_FLOW_FIELD_IDX_GTPC_TEID,222 /* GTPU_IP */223 ICE_FLOW_FIELD_IDX_GTPU_IP_TEID,224 /* GTPU_EH */225 ICE_FLOW_FIELD_IDX_GTPU_EH_TEID,226 ICE_FLOW_FIELD_IDX_GTPU_EH_QFI,227 /* GTPU_UP */228 ICE_FLOW_FIELD_IDX_GTPU_UP_TEID,229 /* GTPU_DWN */230 ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID,231 /* PPPoE */232 ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID,233 /* PFCP */234 ICE_FLOW_FIELD_IDX_PFCP_SEID,235 /* L2TPv3 */236 ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID,237 /* ESP */238 ICE_FLOW_FIELD_IDX_ESP_SPI,239 /* AH */240 ICE_FLOW_FIELD_IDX_AH_SPI,241 /* NAT_T ESP */242 ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI,243 /* The total number of enums must not exceed 64 */244 ICE_FLOW_FIELD_IDX_MAX245};246 247#define ICE_FLOW_HASH_FLD_IPV4_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA)248#define ICE_FLOW_HASH_FLD_IPV6_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA)249#define ICE_FLOW_HASH_FLD_IPV4_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)250#define ICE_FLOW_HASH_FLD_IPV6_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)251#define ICE_FLOW_HASH_FLD_TCP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT)252#define ICE_FLOW_HASH_FLD_TCP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)253#define ICE_FLOW_HASH_FLD_UDP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT)254#define ICE_FLOW_HASH_FLD_UDP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)255#define ICE_FLOW_HASH_FLD_SCTP_SRC_PORT \256 BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT)257#define ICE_FLOW_HASH_FLD_SCTP_DST_PORT \258 BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)259 260#define ICE_FLOW_HASH_FLD_GTPC_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID)261#define ICE_FLOW_HASH_FLD_GTPU_IP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID)262#define ICE_FLOW_HASH_FLD_GTPU_EH_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID)263#define ICE_FLOW_HASH_FLD_GTPU_UP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID)264#define ICE_FLOW_HASH_FLD_GTPU_DWN_TEID \265 BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID)266 267/* Flow headers and fields for AVF support */268enum ice_flow_avf_hdr_field {269 /* Values 0 - 28 are reserved for future use */270 ICE_AVF_FLOW_FIELD_INVALID = 0,271 ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP = 29,272 ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP,273 ICE_AVF_FLOW_FIELD_IPV4_UDP,274 ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK,275 ICE_AVF_FLOW_FIELD_IPV4_TCP,276 ICE_AVF_FLOW_FIELD_IPV4_SCTP,277 ICE_AVF_FLOW_FIELD_IPV4_OTHER,278 ICE_AVF_FLOW_FIELD_FRAG_IPV4,279 /* Values 37-38 are reserved */280 ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP = 39,281 ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP,282 ICE_AVF_FLOW_FIELD_IPV6_UDP,283 ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK,284 ICE_AVF_FLOW_FIELD_IPV6_TCP,285 ICE_AVF_FLOW_FIELD_IPV6_SCTP,286 ICE_AVF_FLOW_FIELD_IPV6_OTHER,287 ICE_AVF_FLOW_FIELD_FRAG_IPV6,288 ICE_AVF_FLOW_FIELD_RSVD47,289 ICE_AVF_FLOW_FIELD_FCOE_OX,290 ICE_AVF_FLOW_FIELD_FCOE_RX,291 ICE_AVF_FLOW_FIELD_FCOE_OTHER,292 /* Values 51-62 are reserved */293 ICE_AVF_FLOW_FIELD_L2_PAYLOAD = 63,294 ICE_AVF_FLOW_FIELD_MAX295};296 297/* Supported RSS offloads This macro is defined to support298 * VIRTCHNL_OP_GET_RSS_HENA_CAPS ops. PF driver sends the RSS hardware299 * capabilities to the caller of this ops.300 */301#define ICE_DEFAULT_RSS_HENA ( \302 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_UDP) | \303 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP) | \304 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP) | \305 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_OTHER) | \306 BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV4) | \307 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_UDP) | \308 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP) | \309 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP) | \310 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_OTHER) | \311 BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV6) | \312 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK) | \313 BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP) | \314 BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP) | \315 BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK) | \316 BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP) | \317 BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP))318 319enum ice_rss_cfg_hdr_type {320 ICE_RSS_OUTER_HEADERS, /* take outer headers as inputset. */321 ICE_RSS_INNER_HEADERS, /* take inner headers as inputset. */322 /* take inner headers as inputset for packet with outer ipv4. */323 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,324 /* take inner headers as inputset for packet with outer ipv6. */325 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,326 /* take outer headers first then inner headers as inputset */327 ICE_RSS_ANY_HEADERS328};329 330struct ice_vsi;331struct ice_rss_hash_cfg {332 u32 addl_hdrs; /* protocol header fields */333 u64 hash_flds; /* hash bit field (ICE_FLOW_HASH_*) to configure */334 enum ice_rss_cfg_hdr_type hdr_type; /* to specify inner or outer */335 bool symm; /* symmetric or asymmetric hash */336};337 338enum ice_flow_dir {339 ICE_FLOW_RX = 0x02,340};341 342enum ice_flow_priority {343 ICE_FLOW_PRIO_LOW,344 ICE_FLOW_PRIO_NORMAL,345 ICE_FLOW_PRIO_HIGH346};347 348#define ICE_FLOW_SEG_SINGLE 1349#define ICE_FLOW_SEG_MAX 2350#define ICE_FLOW_SEG_RAW_FLD_MAX 2351#define ICE_FLOW_SW_FIELD_VECTOR_MAX 48352#define ICE_FLOW_FV_EXTRACT_SZ 2353 354#define ICE_FLOW_SET_HDRS(seg, val) ((seg)->hdrs |= (u32)(val))355 356struct ice_flow_seg_xtrct {357 u8 prot_id; /* Protocol ID of extracted header field */358 u16 off; /* Starting offset of the field in header in bytes */359 u8 idx; /* Index of FV entry used */360 u8 disp; /* Displacement of field in bits fr. FV entry's start */361 u16 mask; /* Mask for field */362};363 364enum ice_flow_fld_match_type {365 ICE_FLOW_FLD_TYPE_REG, /* Value, mask */366 ICE_FLOW_FLD_TYPE_RANGE, /* Value, mask, last (upper bound) */367 ICE_FLOW_FLD_TYPE_PREFIX, /* IP address, prefix, size of prefix */368 ICE_FLOW_FLD_TYPE_SIZE, /* Value, mask, size of match */369};370 371struct ice_flow_fld_loc {372 /* Describe offsets of field information relative to the beginning of373 * input buffer provided when adding flow entries.374 */375 u16 val; /* Offset where the value is located */376 u16 mask; /* Offset where the mask/prefix value is located */377 u16 last; /* Length or offset where the upper value is located */378};379 380struct ice_flow_fld_info {381 enum ice_flow_fld_match_type type;382 /* Location where to retrieve data from an input buffer */383 struct ice_flow_fld_loc src;384 /* Location where to put the data into the final entry buffer */385 struct ice_flow_fld_loc entry;386 struct ice_flow_seg_xtrct xtrct;387};388 389struct ice_flow_seg_fld_raw {390 struct ice_flow_fld_info info;391 u16 off; /* Offset from the start of the segment */392};393 394struct ice_flow_seg_info {395 u32 hdrs; /* Bitmask indicating protocol headers present */396 u64 match; /* Bitmask indicating header fields to be matched */397 u64 range; /* Bitmask indicating header fields matched as ranges */398 399 struct ice_flow_fld_info fields[ICE_FLOW_FIELD_IDX_MAX];400 401 u8 raws_cnt; /* Number of raw fields to be matched */402 struct ice_flow_seg_fld_raw raws[ICE_FLOW_SEG_RAW_FLD_MAX];403};404 405/* This structure describes a flow entry, and is tracked only in this file */406struct ice_flow_entry {407 struct list_head l_entry;408 409 u64 id;410 struct ice_flow_prof *prof;411 enum ice_flow_priority priority;412 u16 vsi_handle;413};414 415#define ICE_FLOW_ENTRY_HNDL(e) ((u64)(uintptr_t)e)416#define ICE_FLOW_ENTRY_PTR(h) ((struct ice_flow_entry *)(uintptr_t)(h))417 418struct ice_flow_prof {419 struct list_head l_entry;420 421 u64 id;422 enum ice_flow_dir dir;423 u8 segs_cnt;424 425 /* Keep track of flow entries associated with this flow profile */426 struct mutex entries_lock;427 struct list_head entries;428 429 struct ice_flow_seg_info segs[ICE_FLOW_SEG_MAX];430 431 /* software VSI handles referenced by this flow profile */432 DECLARE_BITMAP(vsis, ICE_MAX_VSI);433 434 bool symm; /* Symmetric Hash for RSS */435};436 437struct ice_rss_cfg {438 struct list_head l_entry;439 /* bitmap of VSIs added to the RSS entry */440 DECLARE_BITMAP(vsis, ICE_MAX_VSI);441 struct ice_rss_hash_cfg hash;442};443 444int445ice_flow_add_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir,446 struct ice_flow_seg_info *segs, u8 segs_cnt,447 bool symm, struct ice_flow_prof **prof);448int ice_flow_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id);449int450ice_flow_set_parser_prof(struct ice_hw *hw, u16 dest_vsi, u16 fdir_vsi,451 struct ice_parser_profile *prof, enum ice_block blk);452int453ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id,454 u64 entry_id, u16 vsi, enum ice_flow_priority prio,455 void *data, u64 *entry_h);456int ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk, u64 entry_h);457void458ice_flow_set_fld(struct ice_flow_seg_info *seg, enum ice_flow_field fld,459 u16 val_loc, u16 mask_loc, u16 last_loc, bool range);460void461ice_flow_add_fld_raw(struct ice_flow_seg_info *seg, u16 off, u8 len,462 u16 val_loc, u16 mask_loc);463int ice_flow_rem_vsi_prof(struct ice_hw *hw, u16 vsi_handle, u64 prof_id);464void ice_rem_vsi_rss_list(struct ice_hw *hw, u16 vsi_handle);465int ice_replay_rss_cfg(struct ice_hw *hw, u16 vsi_handle);466int ice_set_rss_cfg_symm(struct ice_hw *hw, struct ice_vsi *vsi, bool symm);467int ice_add_avf_rss_cfg(struct ice_hw *hw, struct ice_vsi *vsi,468 u64 hashed_flds);469int ice_rem_vsi_rss_cfg(struct ice_hw *hw, u16 vsi_handle);470int ice_add_rss_cfg(struct ice_hw *hw, struct ice_vsi *vsi,471 const struct ice_rss_hash_cfg *cfg);472int ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle,473 const struct ice_rss_hash_cfg *cfg);474u64 ice_get_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u32 hdrs, bool *symm);475#endif /* _ICE_FLOW_H_ */476