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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