| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Copyright (c) 2019, Intel Corporation. */ |
| |
| #ifndef _ICE_FLOW_H_ |
| #define _ICE_FLOW_H_ |
| |
| #include "ice_flex_type.h" |
| |
| #define ICE_FLOW_ENTRY_HANDLE_INVAL 0 |
| #define ICE_FLOW_FLD_OFF_INVAL 0xffff |
| |
| /* Generate flow hash field from flow field type(s) */ |
| #define ICE_FLOW_HASH_ETH \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_DA) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_SA)) |
| #define ICE_FLOW_HASH_IPV4 \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA)) |
| #define ICE_FLOW_HASH_IPV6 \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA)) |
| #define ICE_FLOW_HASH_TCP_PORT \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT)) |
| #define ICE_FLOW_HASH_UDP_PORT \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT)) |
| #define ICE_FLOW_HASH_SCTP_PORT \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) | \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT)) |
| |
| #define ICE_HASH_INVALID 0 |
| #define ICE_HASH_TCP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_TCP_PORT) |
| #define ICE_HASH_TCP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_TCP_PORT) |
| #define ICE_HASH_UDP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_UDP_PORT) |
| #define ICE_HASH_UDP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_UDP_PORT) |
| #define ICE_HASH_SCTP_IPV4 (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_SCTP_PORT) |
| #define ICE_HASH_SCTP_IPV6 (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_SCTP_PORT) |
| |
| #define ICE_FLOW_HASH_GTP_C_TEID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID)) |
| |
| #define ICE_FLOW_HASH_GTP_C_IPV4_TEID \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_C_TEID) |
| #define ICE_FLOW_HASH_GTP_C_IPV6_TEID \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_C_TEID) |
| |
| #define ICE_FLOW_HASH_GTP_U_TEID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID)) |
| |
| #define ICE_FLOW_HASH_GTP_U_IPV4_TEID \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_TEID) |
| #define ICE_FLOW_HASH_GTP_U_IPV6_TEID \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_TEID) |
| |
| #define ICE_FLOW_HASH_GTP_U_EH_TEID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID)) |
| |
| #define ICE_FLOW_HASH_GTP_U_EH_QFI \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_QFI)) |
| |
| #define ICE_FLOW_HASH_GTP_U_IPV4_EH \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_EH_TEID | \ |
| ICE_FLOW_HASH_GTP_U_EH_QFI) |
| #define ICE_FLOW_HASH_GTP_U_IPV6_EH \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_EH_TEID | \ |
| ICE_FLOW_HASH_GTP_U_EH_QFI) |
| |
| #define ICE_FLOW_HASH_GTP_U_UP \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID)) |
| #define ICE_FLOW_HASH_GTP_U_DWN \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID)) |
| |
| #define ICE_FLOW_HASH_GTP_U_IPV4_UP \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_UP) |
| #define ICE_FLOW_HASH_GTP_U_IPV6_UP \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_UP) |
| #define ICE_FLOW_HASH_GTP_U_IPV4_DWN \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_GTP_U_DWN) |
| #define ICE_FLOW_HASH_GTP_U_IPV6_DWN \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_GTP_U_DWN) |
| |
| #define ICE_FLOW_HASH_PPPOE_SESS_ID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID)) |
| |
| #define ICE_FLOW_HASH_PPPOE_SESS_ID_ETH \ |
| (ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_PPPOE_SESS_ID) |
| #define ICE_FLOW_HASH_PPPOE_TCP_ID \ |
| (ICE_FLOW_HASH_TCP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID) |
| #define ICE_FLOW_HASH_PPPOE_UDP_ID \ |
| (ICE_FLOW_HASH_UDP_PORT | ICE_FLOW_HASH_PPPOE_SESS_ID) |
| |
| #define ICE_FLOW_HASH_PFCP_SEID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_PFCP_SEID)) |
| #define ICE_FLOW_HASH_PFCP_IPV4_SEID \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_PFCP_SEID) |
| #define ICE_FLOW_HASH_PFCP_IPV6_SEID \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_PFCP_SEID) |
| |
| #define ICE_FLOW_HASH_L2TPV3_SESS_ID \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID)) |
| #define ICE_FLOW_HASH_L2TPV3_IPV4_SESS_ID \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_L2TPV3_SESS_ID) |
| #define ICE_FLOW_HASH_L2TPV3_IPV6_SESS_ID \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_L2TPV3_SESS_ID) |
| |
| #define ICE_FLOW_HASH_ESP_SPI \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_ESP_SPI)) |
| #define ICE_FLOW_HASH_ESP_IPV4_SPI \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_ESP_SPI) |
| #define ICE_FLOW_HASH_ESP_IPV6_SPI \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_ESP_SPI) |
| |
| #define ICE_FLOW_HASH_AH_SPI \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_AH_SPI)) |
| #define ICE_FLOW_HASH_AH_IPV4_SPI \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_AH_SPI) |
| #define ICE_FLOW_HASH_AH_IPV6_SPI \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_AH_SPI) |
| |
| #define ICE_FLOW_HASH_NAT_T_ESP_SPI \ |
| (BIT_ULL(ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI)) |
| #define ICE_FLOW_HASH_NAT_T_ESP_IPV4_SPI \ |
| (ICE_FLOW_HASH_IPV4 | ICE_FLOW_HASH_NAT_T_ESP_SPI) |
| #define ICE_FLOW_HASH_NAT_T_ESP_IPV6_SPI \ |
| (ICE_FLOW_HASH_IPV6 | ICE_FLOW_HASH_NAT_T_ESP_SPI) |
| |
| /* Protocol header fields within a packet segment. A segment consists of one or |
| * more protocol headers that make up a logical group of protocol headers. Each |
| * logical group of protocol headers encapsulates or is encapsulated using/by |
| * tunneling or encapsulation protocols for network virtualization such as GRE, |
| * VxLAN, etc. |
| */ |
| enum ice_flow_seg_hdr { |
| ICE_FLOW_SEG_HDR_NONE = 0x00000000, |
| ICE_FLOW_SEG_HDR_ETH = 0x00000001, |
| ICE_FLOW_SEG_HDR_VLAN = 0x00000002, |
| ICE_FLOW_SEG_HDR_IPV4 = 0x00000004, |
| ICE_FLOW_SEG_HDR_IPV6 = 0x00000008, |
| ICE_FLOW_SEG_HDR_ARP = 0x00000010, |
| ICE_FLOW_SEG_HDR_ICMP = 0x00000020, |
| ICE_FLOW_SEG_HDR_TCP = 0x00000040, |
| ICE_FLOW_SEG_HDR_UDP = 0x00000080, |
| ICE_FLOW_SEG_HDR_SCTP = 0x00000100, |
| ICE_FLOW_SEG_HDR_GRE = 0x00000200, |
| ICE_FLOW_SEG_HDR_GTPC = 0x00000400, |
| ICE_FLOW_SEG_HDR_GTPC_TEID = 0x00000800, |
| ICE_FLOW_SEG_HDR_GTPU_IP = 0x00001000, |
| ICE_FLOW_SEG_HDR_GTPU_EH = 0x00002000, |
| ICE_FLOW_SEG_HDR_GTPU_DWN = 0x00004000, |
| ICE_FLOW_SEG_HDR_GTPU_UP = 0x00008000, |
| ICE_FLOW_SEG_HDR_PPPOE = 0x00010000, |
| ICE_FLOW_SEG_HDR_PFCP_NODE = 0x00020000, |
| ICE_FLOW_SEG_HDR_PFCP_SESSION = 0x00040000, |
| ICE_FLOW_SEG_HDR_L2TPV3 = 0x00080000, |
| ICE_FLOW_SEG_HDR_ESP = 0x00100000, |
| ICE_FLOW_SEG_HDR_AH = 0x00200000, |
| ICE_FLOW_SEG_HDR_NAT_T_ESP = 0x00400000, |
| ICE_FLOW_SEG_HDR_ETH_NON_IP = 0x00800000, |
| /* The following is an additive bit for ICE_FLOW_SEG_HDR_IPV4 and |
| * ICE_FLOW_SEG_HDR_IPV6 which include the IPV4 other PTYPEs |
| */ |
| ICE_FLOW_SEG_HDR_IPV_OTHER = 0x20000000, |
| }; |
| |
| /* These segments all have the same PTYPES, but are otherwise distinguished by |
| * the value of the gtp_eh_pdu and gtp_eh_pdu_link flags: |
| * |
| * gtp_eh_pdu gtp_eh_pdu_link |
| * ICE_FLOW_SEG_HDR_GTPU_IP 0 0 |
| * ICE_FLOW_SEG_HDR_GTPU_EH 1 don't care |
| * ICE_FLOW_SEG_HDR_GTPU_DWN 1 0 |
| * ICE_FLOW_SEG_HDR_GTPU_UP 1 1 |
| */ |
| #define ICE_FLOW_SEG_HDR_GTPU (ICE_FLOW_SEG_HDR_GTPU_IP | \ |
| ICE_FLOW_SEG_HDR_GTPU_EH | \ |
| ICE_FLOW_SEG_HDR_GTPU_DWN | \ |
| ICE_FLOW_SEG_HDR_GTPU_UP) |
| #define ICE_FLOW_SEG_HDR_PFCP (ICE_FLOW_SEG_HDR_PFCP_NODE | \ |
| ICE_FLOW_SEG_HDR_PFCP_SESSION) |
| |
| enum ice_flow_field { |
| /* L2 */ |
| ICE_FLOW_FIELD_IDX_ETH_DA, |
| ICE_FLOW_FIELD_IDX_ETH_SA, |
| ICE_FLOW_FIELD_IDX_S_VLAN, |
| ICE_FLOW_FIELD_IDX_C_VLAN, |
| ICE_FLOW_FIELD_IDX_ETH_TYPE, |
| /* L3 */ |
| ICE_FLOW_FIELD_IDX_IPV4_DSCP, |
| ICE_FLOW_FIELD_IDX_IPV6_DSCP, |
| ICE_FLOW_FIELD_IDX_IPV4_TTL, |
| ICE_FLOW_FIELD_IDX_IPV4_PROT, |
| ICE_FLOW_FIELD_IDX_IPV6_TTL, |
| ICE_FLOW_FIELD_IDX_IPV6_PROT, |
| ICE_FLOW_FIELD_IDX_IPV4_SA, |
| ICE_FLOW_FIELD_IDX_IPV4_DA, |
| ICE_FLOW_FIELD_IDX_IPV6_SA, |
| ICE_FLOW_FIELD_IDX_IPV6_DA, |
| /* L4 */ |
| ICE_FLOW_FIELD_IDX_TCP_SRC_PORT, |
| ICE_FLOW_FIELD_IDX_TCP_DST_PORT, |
| ICE_FLOW_FIELD_IDX_UDP_SRC_PORT, |
| ICE_FLOW_FIELD_IDX_UDP_DST_PORT, |
| ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT, |
| ICE_FLOW_FIELD_IDX_SCTP_DST_PORT, |
| ICE_FLOW_FIELD_IDX_TCP_FLAGS, |
| /* ARP */ |
| ICE_FLOW_FIELD_IDX_ARP_SIP, |
| ICE_FLOW_FIELD_IDX_ARP_DIP, |
| ICE_FLOW_FIELD_IDX_ARP_SHA, |
| ICE_FLOW_FIELD_IDX_ARP_DHA, |
| ICE_FLOW_FIELD_IDX_ARP_OP, |
| /* ICMP */ |
| ICE_FLOW_FIELD_IDX_ICMP_TYPE, |
| ICE_FLOW_FIELD_IDX_ICMP_CODE, |
| /* GRE */ |
| ICE_FLOW_FIELD_IDX_GRE_KEYID, |
| /* GTPC_TEID */ |
| ICE_FLOW_FIELD_IDX_GTPC_TEID, |
| /* GTPU_IP */ |
| ICE_FLOW_FIELD_IDX_GTPU_IP_TEID, |
| /* GTPU_EH */ |
| ICE_FLOW_FIELD_IDX_GTPU_EH_TEID, |
| ICE_FLOW_FIELD_IDX_GTPU_EH_QFI, |
| /* GTPU_UP */ |
| ICE_FLOW_FIELD_IDX_GTPU_UP_TEID, |
| /* GTPU_DWN */ |
| ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID, |
| /* PPPoE */ |
| ICE_FLOW_FIELD_IDX_PPPOE_SESS_ID, |
| /* PFCP */ |
| ICE_FLOW_FIELD_IDX_PFCP_SEID, |
| /* L2TPv3 */ |
| ICE_FLOW_FIELD_IDX_L2TPV3_SESS_ID, |
| /* ESP */ |
| ICE_FLOW_FIELD_IDX_ESP_SPI, |
| /* AH */ |
| ICE_FLOW_FIELD_IDX_AH_SPI, |
| /* NAT_T ESP */ |
| ICE_FLOW_FIELD_IDX_NAT_T_ESP_SPI, |
| /* The total number of enums must not exceed 64 */ |
| ICE_FLOW_FIELD_IDX_MAX |
| }; |
| |
| #define ICE_FLOW_HASH_FLD_IPV4_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA) |
| #define ICE_FLOW_HASH_FLD_IPV6_SA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA) |
| #define ICE_FLOW_HASH_FLD_IPV4_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA) |
| #define ICE_FLOW_HASH_FLD_IPV6_DA BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA) |
| #define ICE_FLOW_HASH_FLD_TCP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_TCP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT) |
| #define ICE_FLOW_HASH_FLD_UDP_SRC_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_UDP_DST_PORT BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT) |
| #define ICE_FLOW_HASH_FLD_SCTP_SRC_PORT \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT) |
| #define ICE_FLOW_HASH_FLD_SCTP_DST_PORT \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT) |
| |
| #define ICE_FLOW_HASH_FLD_GTPC_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPC_TEID) |
| #define ICE_FLOW_HASH_FLD_GTPU_IP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID) |
| #define ICE_FLOW_HASH_FLD_GTPU_EH_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID) |
| #define ICE_FLOW_HASH_FLD_GTPU_UP_TEID BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID) |
| #define ICE_FLOW_HASH_FLD_GTPU_DWN_TEID \ |
| BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID) |
| |
| /* Flow headers and fields for AVF support */ |
| enum ice_flow_avf_hdr_field { |
| /* Values 0 - 28 are reserved for future use */ |
| ICE_AVF_FLOW_FIELD_INVALID = 0, |
| ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP = 29, |
| ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP, |
| ICE_AVF_FLOW_FIELD_IPV4_UDP, |
| ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK, |
| ICE_AVF_FLOW_FIELD_IPV4_TCP, |
| ICE_AVF_FLOW_FIELD_IPV4_SCTP, |
| ICE_AVF_FLOW_FIELD_IPV4_OTHER, |
| ICE_AVF_FLOW_FIELD_FRAG_IPV4, |
| /* Values 37-38 are reserved */ |
| ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP = 39, |
| ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP, |
| ICE_AVF_FLOW_FIELD_IPV6_UDP, |
| ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK, |
| ICE_AVF_FLOW_FIELD_IPV6_TCP, |
| ICE_AVF_FLOW_FIELD_IPV6_SCTP, |
| ICE_AVF_FLOW_FIELD_IPV6_OTHER, |
| ICE_AVF_FLOW_FIELD_FRAG_IPV6, |
| ICE_AVF_FLOW_FIELD_RSVD47, |
| ICE_AVF_FLOW_FIELD_FCOE_OX, |
| ICE_AVF_FLOW_FIELD_FCOE_RX, |
| ICE_AVF_FLOW_FIELD_FCOE_OTHER, |
| /* Values 51-62 are reserved */ |
| ICE_AVF_FLOW_FIELD_L2_PAYLOAD = 63, |
| ICE_AVF_FLOW_FIELD_MAX |
| }; |
| |
| /* Supported RSS offloads This macro is defined to support |
| * VIRTCHNL_OP_GET_RSS_HENA_CAPS ops. PF driver sends the RSS hardware |
| * capabilities to the caller of this ops. |
| */ |
| #define ICE_DEFAULT_RSS_HENA ( \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_UDP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_OTHER) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV4) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_UDP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_OTHER) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV6) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP) | \ |
| BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP)) |
| |
| enum ice_rss_cfg_hdr_type { |
| ICE_RSS_OUTER_HEADERS, /* take outer headers as inputset. */ |
| ICE_RSS_INNER_HEADERS, /* take inner headers as inputset. */ |
| /* take inner headers as inputset for packet with outer ipv4. */ |
| ICE_RSS_INNER_HEADERS_W_OUTER_IPV4, |
| /* take inner headers as inputset for packet with outer ipv6. */ |
| ICE_RSS_INNER_HEADERS_W_OUTER_IPV6, |
| /* take outer headers first then inner headers as inputset */ |
| ICE_RSS_ANY_HEADERS |
| }; |
| |
| struct ice_rss_hash_cfg { |
| u32 addl_hdrs; /* protocol header fields */ |
| u64 hash_flds; /* hash bit field (ICE_FLOW_HASH_*) to configure */ |
| enum ice_rss_cfg_hdr_type hdr_type; /* to specify inner or outer */ |
| bool symm; /* symmetric or asymmetric hash */ |
| }; |
| |
| enum ice_flow_dir { |
| ICE_FLOW_RX = 0x02, |
| }; |
| |
| enum ice_flow_priority { |
| ICE_FLOW_PRIO_LOW, |
| ICE_FLOW_PRIO_NORMAL, |
| ICE_FLOW_PRIO_HIGH |
| }; |
| |
| #define ICE_FLOW_SEG_SINGLE 1 |
| #define ICE_FLOW_SEG_MAX 2 |
| #define ICE_FLOW_SEG_RAW_FLD_MAX 2 |
| #define ICE_FLOW_SW_FIELD_VECTOR_MAX 48 |
| #define ICE_FLOW_FV_EXTRACT_SZ 2 |
| |
| #define ICE_FLOW_SET_HDRS(seg, val) ((seg)->hdrs |= (u32)(val)) |
| |
| struct ice_flow_seg_xtrct { |
| u8 prot_id; /* Protocol ID of extracted header field */ |
| u16 off; /* Starting offset of the field in header in bytes */ |
| u8 idx; /* Index of FV entry used */ |
| u8 disp; /* Displacement of field in bits fr. FV entry's start */ |
| u16 mask; /* Mask for field */ |
| }; |
| |
| enum ice_flow_fld_match_type { |
| ICE_FLOW_FLD_TYPE_REG, /* Value, mask */ |
| ICE_FLOW_FLD_TYPE_RANGE, /* Value, mask, last (upper bound) */ |
| ICE_FLOW_FLD_TYPE_PREFIX, /* IP address, prefix, size of prefix */ |
| ICE_FLOW_FLD_TYPE_SIZE, /* Value, mask, size of match */ |
| }; |
| |
| struct ice_flow_fld_loc { |
| /* Describe offsets of field information relative to the beginning of |
| * input buffer provided when adding flow entries. |
| */ |
| u16 val; /* Offset where the value is located */ |
| u16 mask; /* Offset where the mask/prefix value is located */ |
| u16 last; /* Length or offset where the upper value is located */ |
| }; |
| |
| struct ice_flow_fld_info { |
| enum ice_flow_fld_match_type type; |
| /* Location where to retrieve data from an input buffer */ |
| struct ice_flow_fld_loc src; |
| /* Location where to put the data into the final entry buffer */ |
| struct ice_flow_fld_loc entry; |
| struct ice_flow_seg_xtrct xtrct; |
| }; |
| |
| struct ice_flow_seg_fld_raw { |
| struct ice_flow_fld_info info; |
| u16 off; /* Offset from the start of the segment */ |
| }; |
| |
| struct ice_flow_seg_info { |
| u32 hdrs; /* Bitmask indicating protocol headers present */ |
| u64 match; /* Bitmask indicating header fields to be matched */ |
| u64 range; /* Bitmask indicating header fields matched as ranges */ |
| |
| struct ice_flow_fld_info fields[ICE_FLOW_FIELD_IDX_MAX]; |
| |
| u8 raws_cnt; /* Number of raw fields to be matched */ |
| struct ice_flow_seg_fld_raw raws[ICE_FLOW_SEG_RAW_FLD_MAX]; |
| }; |
| |
| /* This structure describes a flow entry, and is tracked only in this file */ |
| struct ice_flow_entry { |
| struct list_head l_entry; |
| |
| u64 id; |
| struct ice_flow_prof *prof; |
| enum ice_flow_priority priority; |
| u16 vsi_handle; |
| }; |
| |
| #define ICE_FLOW_ENTRY_HNDL(e) ((u64)(uintptr_t)e) |
| #define ICE_FLOW_ENTRY_PTR(h) ((struct ice_flow_entry *)(uintptr_t)(h)) |
| |
| struct ice_flow_prof { |
| struct list_head l_entry; |
| |
| u64 id; |
| enum ice_flow_dir dir; |
| u8 segs_cnt; |
| |
| /* Keep track of flow entries associated with this flow profile */ |
| struct mutex entries_lock; |
| struct list_head entries; |
| |
| struct ice_flow_seg_info segs[ICE_FLOW_SEG_MAX]; |
| |
| /* software VSI handles referenced by this flow profile */ |
| DECLARE_BITMAP(vsis, ICE_MAX_VSI); |
| |
| bool symm; /* Symmetric Hash for RSS */ |
| }; |
| |
| struct ice_rss_cfg { |
| struct list_head l_entry; |
| /* bitmap of VSIs added to the RSS entry */ |
| DECLARE_BITMAP(vsis, ICE_MAX_VSI); |
| struct ice_rss_hash_cfg hash; |
| }; |
| |
| int |
| ice_flow_add_prof(struct ice_hw *hw, enum ice_block blk, enum ice_flow_dir dir, |
| struct ice_flow_seg_info *segs, u8 segs_cnt, |
| bool symm, struct ice_flow_prof **prof); |
| int ice_flow_rem_prof(struct ice_hw *hw, enum ice_block blk, u64 prof_id); |
| int |
| ice_flow_add_entry(struct ice_hw *hw, enum ice_block blk, u64 prof_id, |
| u64 entry_id, u16 vsi, enum ice_flow_priority prio, |
| void *data, u64 *entry_h); |
| int ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk, u64 entry_h); |
| void |
| ice_flow_set_fld(struct ice_flow_seg_info *seg, enum ice_flow_field fld, |
| u16 val_loc, u16 mask_loc, u16 last_loc, bool range); |
| void |
| ice_flow_add_fld_raw(struct ice_flow_seg_info *seg, u16 off, u8 len, |
| u16 val_loc, u16 mask_loc); |
| int ice_flow_rem_vsi_prof(struct ice_hw *hw, u16 vsi_handle, u64 prof_id); |
| void ice_rem_vsi_rss_list(struct ice_hw *hw, u16 vsi_handle); |
| int ice_replay_rss_cfg(struct ice_hw *hw, u16 vsi_handle); |
| int ice_set_rss_cfg_symm(struct ice_hw *hw, struct ice_vsi *vsi, bool symm); |
| int ice_add_avf_rss_cfg(struct ice_hw *hw, struct ice_vsi *vsi, |
| u64 hashed_flds); |
| int ice_rem_vsi_rss_cfg(struct ice_hw *hw, u16 vsi_handle); |
| int ice_add_rss_cfg(struct ice_hw *hw, struct ice_vsi *vsi, |
| const struct ice_rss_hash_cfg *cfg); |
| int ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle, |
| const struct ice_rss_hash_cfg *cfg); |
| u64 ice_get_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u32 hdrs, bool *symm); |
| #endif /* _ICE_FLOW_H_ */ |
