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