diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpkg.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpkg.h | 480 |
1 files changed, 480 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpkg.h b/drivers/net/ethernet/freescale/dpaa2/dpkg.h new file mode 100644 index 000000000..6de613b13 --- /dev/null +++ b/drivers/net/ethernet/freescale/dpaa2/dpkg.h @@ -0,0 +1,480 @@ +/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */ +/* Copyright 2013-2015 Freescale Semiconductor Inc. + */ +#ifndef __FSL_DPKG_H_ +#define __FSL_DPKG_H_ + +#include <linux/types.h> + +/* Data Path Key Generator API + * Contains initialization APIs and runtime APIs for the Key Generator + */ + +/** Key Generator properties */ + +/** + * Number of masks per key extraction + */ +#define DPKG_NUM_OF_MASKS 4 +/** + * Number of extractions per key profile + */ +#define DPKG_MAX_NUM_OF_EXTRACTS 10 + +/** + * enum dpkg_extract_from_hdr_type - Selecting extraction by header types + * @DPKG_FROM_HDR: Extract selected bytes from header, by offset + * @DPKG_FROM_FIELD: Extract selected bytes from header, by offset from field + * @DPKG_FULL_FIELD: Extract a full field + */ +enum dpkg_extract_from_hdr_type { + DPKG_FROM_HDR = 0, + DPKG_FROM_FIELD = 1, + DPKG_FULL_FIELD = 2 +}; + +/** + * enum dpkg_extract_type - Enumeration for selecting extraction type + * @DPKG_EXTRACT_FROM_HDR: Extract from the header + * @DPKG_EXTRACT_FROM_DATA: Extract from data not in specific header + * @DPKG_EXTRACT_FROM_PARSE: Extract from parser-result; + * e.g. can be used to extract header existence; + * please refer to 'Parse Result definition' section in the parser BG + */ +enum dpkg_extract_type { + DPKG_EXTRACT_FROM_HDR = 0, + DPKG_EXTRACT_FROM_DATA = 1, + DPKG_EXTRACT_FROM_PARSE = 3 +}; + +/** + * struct dpkg_mask - A structure for defining a single extraction mask + * @mask: Byte mask for the extracted content + * @offset: Offset within the extracted content + */ +struct dpkg_mask { + u8 mask; + u8 offset; +}; + +/* Protocol fields */ + +/* Ethernet fields */ +#define NH_FLD_ETH_DA BIT(0) +#define NH_FLD_ETH_SA BIT(1) +#define NH_FLD_ETH_LENGTH BIT(2) +#define NH_FLD_ETH_TYPE BIT(3) +#define NH_FLD_ETH_FINAL_CKSUM BIT(4) +#define NH_FLD_ETH_PADDING BIT(5) +#define NH_FLD_ETH_ALL_FIELDS (BIT(6) - 1) + +/* VLAN fields */ +#define NH_FLD_VLAN_VPRI BIT(0) +#define NH_FLD_VLAN_CFI BIT(1) +#define NH_FLD_VLAN_VID BIT(2) +#define NH_FLD_VLAN_LENGTH BIT(3) +#define NH_FLD_VLAN_TYPE BIT(4) +#define NH_FLD_VLAN_ALL_FIELDS (BIT(5) - 1) + +#define NH_FLD_VLAN_TCI (NH_FLD_VLAN_VPRI | \ + NH_FLD_VLAN_CFI | \ + NH_FLD_VLAN_VID) + +/* IP (generic) fields */ +#define NH_FLD_IP_VER BIT(0) +#define NH_FLD_IP_DSCP BIT(2) +#define NH_FLD_IP_ECN BIT(3) +#define NH_FLD_IP_PROTO BIT(4) +#define NH_FLD_IP_SRC BIT(5) +#define NH_FLD_IP_DST BIT(6) +#define NH_FLD_IP_TOS_TC BIT(7) +#define NH_FLD_IP_ID BIT(8) +#define NH_FLD_IP_ALL_FIELDS (BIT(9) - 1) + +/* IPV4 fields */ +#define NH_FLD_IPV4_VER BIT(0) +#define NH_FLD_IPV4_HDR_LEN BIT(1) +#define NH_FLD_IPV4_TOS BIT(2) +#define NH_FLD_IPV4_TOTAL_LEN BIT(3) +#define NH_FLD_IPV4_ID BIT(4) +#define NH_FLD_IPV4_FLAG_D BIT(5) +#define NH_FLD_IPV4_FLAG_M BIT(6) +#define NH_FLD_IPV4_OFFSET BIT(7) +#define NH_FLD_IPV4_TTL BIT(8) +#define NH_FLD_IPV4_PROTO BIT(9) +#define NH_FLD_IPV4_CKSUM BIT(10) +#define NH_FLD_IPV4_SRC_IP BIT(11) +#define NH_FLD_IPV4_DST_IP BIT(12) +#define NH_FLD_IPV4_OPTS BIT(13) +#define NH_FLD_IPV4_OPTS_COUNT BIT(14) +#define NH_FLD_IPV4_ALL_FIELDS (BIT(15) - 1) + +/* IPV6 fields */ +#define NH_FLD_IPV6_VER BIT(0) +#define NH_FLD_IPV6_TC BIT(1) +#define NH_FLD_IPV6_SRC_IP BIT(2) +#define NH_FLD_IPV6_DST_IP BIT(3) +#define NH_FLD_IPV6_NEXT_HDR BIT(4) +#define NH_FLD_IPV6_FL BIT(5) +#define NH_FLD_IPV6_HOP_LIMIT BIT(6) +#define NH_FLD_IPV6_ID BIT(7) +#define NH_FLD_IPV6_ALL_FIELDS (BIT(8) - 1) + +/* ICMP fields */ +#define NH_FLD_ICMP_TYPE BIT(0) +#define NH_FLD_ICMP_CODE BIT(1) +#define NH_FLD_ICMP_CKSUM BIT(2) +#define NH_FLD_ICMP_ID BIT(3) +#define NH_FLD_ICMP_SQ_NUM BIT(4) +#define NH_FLD_ICMP_ALL_FIELDS (BIT(5) - 1) + +/* IGMP fields */ +#define NH_FLD_IGMP_VERSION BIT(0) +#define NH_FLD_IGMP_TYPE BIT(1) +#define NH_FLD_IGMP_CKSUM BIT(2) +#define NH_FLD_IGMP_DATA BIT(3) +#define NH_FLD_IGMP_ALL_FIELDS (BIT(4) - 1) + +/* TCP fields */ +#define NH_FLD_TCP_PORT_SRC BIT(0) +#define NH_FLD_TCP_PORT_DST BIT(1) +#define NH_FLD_TCP_SEQ BIT(2) +#define NH_FLD_TCP_ACK BIT(3) +#define NH_FLD_TCP_OFFSET BIT(4) +#define NH_FLD_TCP_FLAGS BIT(5) +#define NH_FLD_TCP_WINDOW BIT(6) +#define NH_FLD_TCP_CKSUM BIT(7) +#define NH_FLD_TCP_URGPTR BIT(8) +#define NH_FLD_TCP_OPTS BIT(9) +#define NH_FLD_TCP_OPTS_COUNT BIT(10) +#define NH_FLD_TCP_ALL_FIELDS (BIT(11) - 1) + +/* UDP fields */ +#define NH_FLD_UDP_PORT_SRC BIT(0) +#define NH_FLD_UDP_PORT_DST BIT(1) +#define NH_FLD_UDP_LEN BIT(2) +#define NH_FLD_UDP_CKSUM BIT(3) +#define NH_FLD_UDP_ALL_FIELDS (BIT(4) - 1) + +/* UDP-lite fields */ +#define NH_FLD_UDP_LITE_PORT_SRC BIT(0) +#define NH_FLD_UDP_LITE_PORT_DST BIT(1) +#define NH_FLD_UDP_LITE_ALL_FIELDS (BIT(2) - 1) + +/* UDP-encap-ESP fields */ +#define NH_FLD_UDP_ENC_ESP_PORT_SRC BIT(0) +#define NH_FLD_UDP_ENC_ESP_PORT_DST BIT(1) +#define NH_FLD_UDP_ENC_ESP_LEN BIT(2) +#define NH_FLD_UDP_ENC_ESP_CKSUM BIT(3) +#define NH_FLD_UDP_ENC_ESP_SPI BIT(4) +#define NH_FLD_UDP_ENC_ESP_SEQUENCE_NUM BIT(5) +#define NH_FLD_UDP_ENC_ESP_ALL_FIELDS (BIT(6) - 1) + +/* SCTP fields */ +#define NH_FLD_SCTP_PORT_SRC BIT(0) +#define NH_FLD_SCTP_PORT_DST BIT(1) +#define NH_FLD_SCTP_VER_TAG BIT(2) +#define NH_FLD_SCTP_CKSUM BIT(3) +#define NH_FLD_SCTP_ALL_FIELDS (BIT(4) - 1) + +/* DCCP fields */ +#define NH_FLD_DCCP_PORT_SRC BIT(0) +#define NH_FLD_DCCP_PORT_DST BIT(1) +#define NH_FLD_DCCP_ALL_FIELDS (BIT(2) - 1) + +/* IPHC fields */ +#define NH_FLD_IPHC_CID BIT(0) +#define NH_FLD_IPHC_CID_TYPE BIT(1) +#define NH_FLD_IPHC_HCINDEX BIT(2) +#define NH_FLD_IPHC_GEN BIT(3) +#define NH_FLD_IPHC_D_BIT BIT(4) +#define NH_FLD_IPHC_ALL_FIELDS (BIT(5) - 1) + +/* SCTP fields */ +#define NH_FLD_SCTP_CHUNK_DATA_TYPE BIT(0) +#define NH_FLD_SCTP_CHUNK_DATA_FLAGS BIT(1) +#define NH_FLD_SCTP_CHUNK_DATA_LENGTH BIT(2) +#define NH_FLD_SCTP_CHUNK_DATA_TSN BIT(3) +#define NH_FLD_SCTP_CHUNK_DATA_STREAM_ID BIT(4) +#define NH_FLD_SCTP_CHUNK_DATA_STREAM_SQN BIT(5) +#define NH_FLD_SCTP_CHUNK_DATA_PAYLOAD_PID BIT(6) +#define NH_FLD_SCTP_CHUNK_DATA_UNORDERED BIT(7) +#define NH_FLD_SCTP_CHUNK_DATA_BEGGINING BIT(8) +#define NH_FLD_SCTP_CHUNK_DATA_END BIT(9) +#define NH_FLD_SCTP_CHUNK_DATA_ALL_FIELDS (BIT(10) - 1) + +/* L2TPV2 fields */ +#define NH_FLD_L2TPV2_TYPE_BIT BIT(0) +#define NH_FLD_L2TPV2_LENGTH_BIT BIT(1) +#define NH_FLD_L2TPV2_SEQUENCE_BIT BIT(2) +#define NH_FLD_L2TPV2_OFFSET_BIT BIT(3) +#define NH_FLD_L2TPV2_PRIORITY_BIT BIT(4) +#define NH_FLD_L2TPV2_VERSION BIT(5) +#define NH_FLD_L2TPV2_LEN BIT(6) +#define NH_FLD_L2TPV2_TUNNEL_ID BIT(7) +#define NH_FLD_L2TPV2_SESSION_ID BIT(8) +#define NH_FLD_L2TPV2_NS BIT(9) +#define NH_FLD_L2TPV2_NR BIT(10) +#define NH_FLD_L2TPV2_OFFSET_SIZE BIT(11) +#define NH_FLD_L2TPV2_FIRST_BYTE BIT(12) +#define NH_FLD_L2TPV2_ALL_FIELDS (BIT(13) - 1) + +/* L2TPV3 fields */ +#define NH_FLD_L2TPV3_CTRL_TYPE_BIT BIT(0) +#define NH_FLD_L2TPV3_CTRL_LENGTH_BIT BIT(1) +#define NH_FLD_L2TPV3_CTRL_SEQUENCE_BIT BIT(2) +#define NH_FLD_L2TPV3_CTRL_VERSION BIT(3) +#define NH_FLD_L2TPV3_CTRL_LENGTH BIT(4) +#define NH_FLD_L2TPV3_CTRL_CONTROL BIT(5) +#define NH_FLD_L2TPV3_CTRL_SENT BIT(6) +#define NH_FLD_L2TPV3_CTRL_RECV BIT(7) +#define NH_FLD_L2TPV3_CTRL_FIRST_BYTE BIT(8) +#define NH_FLD_L2TPV3_CTRL_ALL_FIELDS (BIT(9) - 1) + +#define NH_FLD_L2TPV3_SESS_TYPE_BIT BIT(0) +#define NH_FLD_L2TPV3_SESS_VERSION BIT(1) +#define NH_FLD_L2TPV3_SESS_ID BIT(2) +#define NH_FLD_L2TPV3_SESS_COOKIE BIT(3) +#define NH_FLD_L2TPV3_SESS_ALL_FIELDS (BIT(4) - 1) + +/* PPP fields */ +#define NH_FLD_PPP_PID BIT(0) +#define NH_FLD_PPP_COMPRESSED BIT(1) +#define NH_FLD_PPP_ALL_FIELDS (BIT(2) - 1) + +/* PPPoE fields */ +#define NH_FLD_PPPOE_VER BIT(0) +#define NH_FLD_PPPOE_TYPE BIT(1) +#define NH_FLD_PPPOE_CODE BIT(2) +#define NH_FLD_PPPOE_SID BIT(3) +#define NH_FLD_PPPOE_LEN BIT(4) +#define NH_FLD_PPPOE_SESSION BIT(5) +#define NH_FLD_PPPOE_PID BIT(6) +#define NH_FLD_PPPOE_ALL_FIELDS (BIT(7) - 1) + +/* PPP-Mux fields */ +#define NH_FLD_PPPMUX_PID BIT(0) +#define NH_FLD_PPPMUX_CKSUM BIT(1) +#define NH_FLD_PPPMUX_COMPRESSED BIT(2) +#define NH_FLD_PPPMUX_ALL_FIELDS (BIT(3) - 1) + +/* PPP-Mux sub-frame fields */ +#define NH_FLD_PPPMUX_SUBFRM_PFF BIT(0) +#define NH_FLD_PPPMUX_SUBFRM_LXT BIT(1) +#define NH_FLD_PPPMUX_SUBFRM_LEN BIT(2) +#define NH_FLD_PPPMUX_SUBFRM_PID BIT(3) +#define NH_FLD_PPPMUX_SUBFRM_USE_PID BIT(4) +#define NH_FLD_PPPMUX_SUBFRM_ALL_FIELDS (BIT(5) - 1) + +/* LLC fields */ +#define NH_FLD_LLC_DSAP BIT(0) +#define NH_FLD_LLC_SSAP BIT(1) +#define NH_FLD_LLC_CTRL BIT(2) +#define NH_FLD_LLC_ALL_FIELDS (BIT(3) - 1) + +/* NLPID fields */ +#define NH_FLD_NLPID_NLPID BIT(0) +#define NH_FLD_NLPID_ALL_FIELDS (BIT(1) - 1) + +/* SNAP fields */ +#define NH_FLD_SNAP_OUI BIT(0) +#define NH_FLD_SNAP_PID BIT(1) +#define NH_FLD_SNAP_ALL_FIELDS (BIT(2) - 1) + +/* LLC SNAP fields */ +#define NH_FLD_LLC_SNAP_TYPE BIT(0) +#define NH_FLD_LLC_SNAP_ALL_FIELDS (BIT(1) - 1) + +/* ARP fields */ +#define NH_FLD_ARP_HTYPE BIT(0) +#define NH_FLD_ARP_PTYPE BIT(1) +#define NH_FLD_ARP_HLEN BIT(2) +#define NH_FLD_ARP_PLEN BIT(3) +#define NH_FLD_ARP_OPER BIT(4) +#define NH_FLD_ARP_SHA BIT(5) +#define NH_FLD_ARP_SPA BIT(6) +#define NH_FLD_ARP_THA BIT(7) +#define NH_FLD_ARP_TPA BIT(8) +#define NH_FLD_ARP_ALL_FIELDS (BIT(9) - 1) + +/* RFC2684 fields */ +#define NH_FLD_RFC2684_LLC BIT(0) +#define NH_FLD_RFC2684_NLPID BIT(1) +#define NH_FLD_RFC2684_OUI BIT(2) +#define NH_FLD_RFC2684_PID BIT(3) +#define NH_FLD_RFC2684_VPN_OUI BIT(4) +#define NH_FLD_RFC2684_VPN_IDX BIT(5) +#define NH_FLD_RFC2684_ALL_FIELDS (BIT(6) - 1) + +/* User defined fields */ +#define NH_FLD_USER_DEFINED_SRCPORT BIT(0) +#define NH_FLD_USER_DEFINED_PCDID BIT(1) +#define NH_FLD_USER_DEFINED_ALL_FIELDS (BIT(2) - 1) + +/* Payload fields */ +#define NH_FLD_PAYLOAD_BUFFER BIT(0) +#define NH_FLD_PAYLOAD_SIZE BIT(1) +#define NH_FLD_MAX_FRM_SIZE BIT(2) +#define NH_FLD_MIN_FRM_SIZE BIT(3) +#define NH_FLD_PAYLOAD_TYPE BIT(4) +#define NH_FLD_FRAME_SIZE BIT(5) +#define NH_FLD_PAYLOAD_ALL_FIELDS (BIT(6) - 1) + +/* GRE fields */ +#define NH_FLD_GRE_TYPE BIT(0) +#define NH_FLD_GRE_ALL_FIELDS (BIT(1) - 1) + +/* MINENCAP fields */ +#define NH_FLD_MINENCAP_SRC_IP BIT(0) +#define NH_FLD_MINENCAP_DST_IP BIT(1) +#define NH_FLD_MINENCAP_TYPE BIT(2) +#define NH_FLD_MINENCAP_ALL_FIELDS (BIT(3) - 1) + +/* IPSEC AH fields */ +#define NH_FLD_IPSEC_AH_SPI BIT(0) +#define NH_FLD_IPSEC_AH_NH BIT(1) +#define NH_FLD_IPSEC_AH_ALL_FIELDS (BIT(2) - 1) + +/* IPSEC ESP fields */ +#define NH_FLD_IPSEC_ESP_SPI BIT(0) +#define NH_FLD_IPSEC_ESP_SEQUENCE_NUM BIT(1) +#define NH_FLD_IPSEC_ESP_ALL_FIELDS (BIT(2) - 1) + +/* MPLS fields */ +#define NH_FLD_MPLS_LABEL_STACK BIT(0) +#define NH_FLD_MPLS_LABEL_STACK_ALL_FIELDS (BIT(1) - 1) + +/* MACSEC fields */ +#define NH_FLD_MACSEC_SECTAG BIT(0) +#define NH_FLD_MACSEC_ALL_FIELDS (BIT(1) - 1) + +/* GTP fields */ +#define NH_FLD_GTP_TEID BIT(0) + +/* Supported protocols */ +enum net_prot { + NET_PROT_NONE = 0, + NET_PROT_PAYLOAD, + NET_PROT_ETH, + NET_PROT_VLAN, + NET_PROT_IPV4, + NET_PROT_IPV6, + NET_PROT_IP, + NET_PROT_TCP, + NET_PROT_UDP, + NET_PROT_UDP_LITE, + NET_PROT_IPHC, + NET_PROT_SCTP, + NET_PROT_SCTP_CHUNK_DATA, + NET_PROT_PPPOE, + NET_PROT_PPP, + NET_PROT_PPPMUX, + NET_PROT_PPPMUX_SUBFRM, + NET_PROT_L2TPV2, + NET_PROT_L2TPV3_CTRL, + NET_PROT_L2TPV3_SESS, + NET_PROT_LLC, + NET_PROT_LLC_SNAP, + NET_PROT_NLPID, + NET_PROT_SNAP, + NET_PROT_MPLS, + NET_PROT_IPSEC_AH, + NET_PROT_IPSEC_ESP, + NET_PROT_UDP_ENC_ESP, /* RFC 3948 */ + NET_PROT_MACSEC, + NET_PROT_GRE, + NET_PROT_MINENCAP, + NET_PROT_DCCP, + NET_PROT_ICMP, + NET_PROT_IGMP, + NET_PROT_ARP, + NET_PROT_CAPWAP_DATA, + NET_PROT_CAPWAP_CTRL, + NET_PROT_RFC2684, + NET_PROT_ICMPV6, + NET_PROT_FCOE, + NET_PROT_FIP, + NET_PROT_ISCSI, + NET_PROT_GTP, + NET_PROT_USER_DEFINED_L2, + NET_PROT_USER_DEFINED_L3, + NET_PROT_USER_DEFINED_L4, + NET_PROT_USER_DEFINED_L5, + NET_PROT_USER_DEFINED_SHIM1, + NET_PROT_USER_DEFINED_SHIM2, + + NET_PROT_DUMMY_LAST +}; + +/** + * struct dpkg_extract - A structure for defining a single extraction + * @type: Determines how the union below is interpreted: + * DPKG_EXTRACT_FROM_HDR: selects 'from_hdr'; + * DPKG_EXTRACT_FROM_DATA: selects 'from_data'; + * DPKG_EXTRACT_FROM_PARSE: selects 'from_parse' + * @extract: Selects extraction method + * @extract.from_hdr: Used when 'type = DPKG_EXTRACT_FROM_HDR' + * @extract.from_data: Used when 'type = DPKG_EXTRACT_FROM_DATA' + * @extract.from_parse: Used when 'type = DPKG_EXTRACT_FROM_PARSE' + * @extract.from_hdr.prot: Any of the supported headers + * @extract.from_hdr.type: Defines the type of header extraction: + * DPKG_FROM_HDR: use size & offset below; + * DPKG_FROM_FIELD: use field, size and offset below; + * DPKG_FULL_FIELD: use field below + * @extract.from_hdr.field: One of the supported fields (NH_FLD_) + * @extract.from_hdr.size: Size in bytes + * @extract.from_hdr.offset: Byte offset + * @extract.from_hdr.hdr_index: Clear for cases not listed below; + * Used for protocols that may have more than a single + * header, 0 indicates an outer header; + * Supported protocols (possible values): + * NET_PROT_VLAN (0, HDR_INDEX_LAST); + * NET_PROT_MPLS (0, 1, HDR_INDEX_LAST); + * NET_PROT_IP(0, HDR_INDEX_LAST); + * NET_PROT_IPv4(0, HDR_INDEX_LAST); + * NET_PROT_IPv6(0, HDR_INDEX_LAST); + * @extract.from_data.size: Size in bytes + * @extract.from_data.offset: Byte offset + * @extract.from_parse.size: Size in bytes + * @extract.from_parse.offset: Byte offset + * @num_of_byte_masks: Defines the number of valid entries in the array below; + * This is also the number of bytes to be used as masks + * @masks: Masks parameters + */ +struct dpkg_extract { + enum dpkg_extract_type type; + union { + struct { + enum net_prot prot; + enum dpkg_extract_from_hdr_type type; + u32 field; + u8 size; + u8 offset; + u8 hdr_index; + } from_hdr; + struct { + u8 size; + u8 offset; + } from_data; + struct { + u8 size; + u8 offset; + } from_parse; + } extract; + + u8 num_of_byte_masks; + struct dpkg_mask masks[DPKG_NUM_OF_MASKS]; +}; + +/** + * struct dpkg_profile_cfg - A structure for defining a full Key Generation + * profile (rule) + * @num_extracts: Defines the number of valid entries in the array below + * @extracts: Array of required extractions + */ +struct dpkg_profile_cfg { + u8 num_extracts; + struct dpkg_extract extracts[DPKG_MAX_NUM_OF_EXTRACTS]; +}; + +#endif /* __FSL_DPKG_H_ */ |