| /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ | |
| /* QLogic qed NIC Driver | |
| * Copyright (c) 2015-2017 QLogic Corporation | |
| * Copyright (c) 2019-2020 Marvell International Ltd. | |
| */ | |
| #ifndef __TCP_COMMON__ | |
| #define __TCP_COMMON__ | |
| /********************/ | |
| /* TCP FW CONSTANTS */ | |
| /********************/ | |
| #define TCP_INVALID_TIMEOUT_VAL -1 | |
| /* OOO opaque data received from LL2 */ | |
| struct ooo_opaque { | |
| __le32 cid; | |
| u8 drop_isle; | |
| u8 drop_size; | |
| u8 ooo_opcode; | |
| u8 ooo_isle; | |
| }; | |
| /* tcp connect mode enum */ | |
| enum tcp_connect_mode { | |
| TCP_CONNECT_ACTIVE, | |
| TCP_CONNECT_PASSIVE, | |
| MAX_TCP_CONNECT_MODE | |
| }; | |
| /* tcp function init parameters */ | |
| struct tcp_init_params { | |
| __le32 two_msl_timer; | |
| __le16 tx_sws_timer; | |
| u8 max_fin_rt; | |
| u8 reserved[9]; | |
| }; | |
| /* tcp IPv4/IPv6 enum */ | |
| enum tcp_ip_version { | |
| TCP_IPV4, | |
| TCP_IPV6, | |
| MAX_TCP_IP_VERSION | |
| }; | |
| /* tcp offload parameters */ | |
| struct tcp_offload_params { | |
| __le16 local_mac_addr_lo; | |
| __le16 local_mac_addr_mid; | |
| __le16 local_mac_addr_hi; | |
| __le16 remote_mac_addr_lo; | |
| __le16 remote_mac_addr_mid; | |
| __le16 remote_mac_addr_hi; | |
| __le16 vlan_id; | |
| __le16 flags; | |
| #define TCP_OFFLOAD_PARAMS_TS_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT 0 | |
| #define TCP_OFFLOAD_PARAMS_DA_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT 1 | |
| #define TCP_OFFLOAD_PARAMS_KA_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT 2 | |
| #define TCP_OFFLOAD_PARAMS_ECN_SENDER_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_ECN_SENDER_EN_SHIFT 3 | |
| #define TCP_OFFLOAD_PARAMS_ECN_RECEIVER_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_ECN_RECEIVER_EN_SHIFT 4 | |
| #define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT 5 | |
| #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT 6 | |
| #define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT 7 | |
| #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 8 | |
| #define TCP_OFFLOAD_PARAMS_RESERVED_MASK 0x7F | |
| #define TCP_OFFLOAD_PARAMS_RESERVED_SHIFT 9 | |
| u8 ip_version; | |
| u8 reserved0[3]; | |
| __le32 remote_ip[4]; | |
| __le32 local_ip[4]; | |
| __le32 flow_label; | |
| u8 ttl; | |
| u8 tos_or_tc; | |
| __le16 remote_port; | |
| __le16 local_port; | |
| __le16 mss; | |
| u8 rcv_wnd_scale; | |
| u8 connect_mode; | |
| __le16 srtt; | |
| __le32 ss_thresh; | |
| __le32 rcv_wnd; | |
| __le32 cwnd; | |
| u8 ka_max_probe_cnt; | |
| u8 dup_ack_theshold; | |
| __le16 reserved1; | |
| __le32 ka_timeout; | |
| __le32 ka_interval; | |
| __le32 max_rt_time; | |
| __le32 initial_rcv_wnd; | |
| __le32 rcv_next; | |
| __le32 snd_una; | |
| __le32 snd_next; | |
| __le32 snd_max; | |
| __le32 snd_wnd; | |
| __le32 snd_wl1; | |
| __le32 ts_recent; | |
| __le32 ts_recent_age; | |
| __le32 total_rt; | |
| __le32 ka_timeout_delta; | |
| __le32 rt_timeout_delta; | |
| u8 dup_ack_cnt; | |
| u8 snd_wnd_probe_cnt; | |
| u8 ka_probe_cnt; | |
| u8 rt_cnt; | |
| __le16 rtt_var; | |
| __le16 fw_internal; | |
| u8 snd_wnd_scale; | |
| u8 ack_frequency; | |
| __le16 da_timeout_value; | |
| __le32 reserved3; | |
| }; | |
| /* tcp offload parameters */ | |
| struct tcp_offload_params_opt2 { | |
| __le16 local_mac_addr_lo; | |
| __le16 local_mac_addr_mid; | |
| __le16 local_mac_addr_hi; | |
| __le16 remote_mac_addr_lo; | |
| __le16 remote_mac_addr_mid; | |
| __le16 remote_mac_addr_hi; | |
| __le16 vlan_id; | |
| __le16 flags; | |
| #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT 0 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT 1 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT 2 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_ECN_EN_MASK 0x1 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_ECN_EN_SHIFT 3 | |
| #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK 0xFFF | |
| #define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 4 | |
| u8 ip_version; | |
| u8 reserved1[3]; | |
| __le32 remote_ip[4]; | |
| __le32 local_ip[4]; | |
| __le32 flow_label; | |
| u8 ttl; | |
| u8 tos_or_tc; | |
| __le16 remote_port; | |
| __le16 local_port; | |
| __le16 mss; | |
| u8 rcv_wnd_scale; | |
| u8 connect_mode; | |
| __le16 syn_ip_payload_length; | |
| __le32 syn_phy_addr_lo; | |
| __le32 syn_phy_addr_hi; | |
| __le32 cwnd; | |
| u8 ka_max_probe_cnt; | |
| u8 reserved2[3]; | |
| __le32 ka_timeout; | |
| __le32 ka_interval; | |
| __le32 max_rt_time; | |
| __le32 reserved3[16]; | |
| }; | |
| /* tcp IPv4/IPv6 enum */ | |
| enum tcp_seg_placement_event { | |
| TCP_EVENT_ADD_PEN, | |
| TCP_EVENT_ADD_NEW_ISLE, | |
| TCP_EVENT_ADD_ISLE_RIGHT, | |
| TCP_EVENT_ADD_ISLE_LEFT, | |
| TCP_EVENT_JOIN, | |
| TCP_EVENT_DELETE_ISLES, | |
| TCP_EVENT_NOP, | |
| MAX_TCP_SEG_PLACEMENT_EVENT | |
| }; | |
| /* tcp init parameters */ | |
| struct tcp_update_params { | |
| __le16 flags; | |
| #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT 0 | |
| #define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT 1 | |
| #define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT 2 | |
| #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT 3 | |
| #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT 4 | |
| #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT 5 | |
| #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT 6 | |
| #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT 7 | |
| #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT 8 | |
| #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9 | |
| #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT 10 | |
| #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT 11 | |
| #define TCP_UPDATE_PARAMS_KA_EN_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_EN_SHIFT 12 | |
| #define TCP_UPDATE_PARAMS_NAGLE_EN_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT 13 | |
| #define TCP_UPDATE_PARAMS_KA_RESTART_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT 14 | |
| #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK 0x1 | |
| #define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT 15 | |
| __le16 remote_mac_addr_lo; | |
| __le16 remote_mac_addr_mid; | |
| __le16 remote_mac_addr_hi; | |
| __le16 mss; | |
| u8 ttl; | |
| u8 tos_or_tc; | |
| __le32 ka_timeout; | |
| __le32 ka_interval; | |
| __le32 max_rt_time; | |
| __le32 flow_label; | |
| __le32 initial_rcv_wnd; | |
| u8 ka_max_probe_cnt; | |
| u8 reserved1[7]; | |
| }; | |
| /* toe upload parameters */ | |
| struct tcp_upload_params { | |
| __le32 rcv_next; | |
| __le32 snd_una; | |
| __le32 snd_next; | |
| __le32 snd_max; | |
| __le32 snd_wnd; | |
| __le32 rcv_wnd; | |
| __le32 snd_wl1; | |
| __le32 cwnd; | |
| __le32 ss_thresh; | |
| __le16 srtt; | |
| __le16 rtt_var; | |
| __le32 ts_time; | |
| __le32 ts_recent; | |
| __le32 ts_recent_age; | |
| __le32 total_rt; | |
| __le32 ka_timeout_delta; | |
| __le32 rt_timeout_delta; | |
| u8 dup_ack_cnt; | |
| u8 snd_wnd_probe_cnt; | |
| u8 ka_probe_cnt; | |
| u8 rt_cnt; | |
| __le32 reserved; | |
| }; | |
| #endif /* __TCP_COMMON__ */ |