9efd0ba788
Add support for pci deviceID 0x8070 for QLE41xxx product line which supports 10GbE/25GbE/40GbE MFC after:5 days
302 lines
11 KiB
C
302 lines
11 KiB
C
/*
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* Copyright (c) 2017-2018 Cavium, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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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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/*
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* OOO opaque data received from LL2
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*/
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struct ooo_opaque
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{
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__le32 cid /* connection ID */;
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u8 drop_isle /* isle number of the first isle to drop */;
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u8 drop_size /* number of isles to drop */;
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u8 ooo_opcode /* (use enum tcp_seg_placement_event) */;
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u8 ooo_isle /* OOO isle number to add the packet to */;
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};
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/*
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* tcp connect mode enum
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*/
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enum tcp_connect_mode
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{
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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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/*
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* tcp function init parameters
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*/
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struct tcp_init_params
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{
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__le32 two_msl_timer /* 2MSL (used for TIME_WAIT state) timeout value */;
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__le16 tx_sws_timer /* Transmission silly window syndrom timeout value */;
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u8 maxFinRT /* Minimum Fin RT */;
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u8 reserved[9];
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};
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/*
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* tcp IPv4/IPv6 enum
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*/
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enum tcp_ip_version
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{
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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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/*
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* tcp offload parameters
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*/
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struct tcp_offload_params
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{
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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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u8 flags;
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#define TCP_OFFLOAD_PARAMS_TS_EN_MASK 0x1 /* timestamp enable */
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#define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT 0
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#define TCP_OFFLOAD_PARAMS_DA_EN_MASK 0x1 /* delayed ack enabled */
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#define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT 1
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#define TCP_OFFLOAD_PARAMS_KA_EN_MASK 0x1 /* keep alive enabled */
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#define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT 2
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#define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK 0x1 /* nagle algorithm enabled */
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#define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT 3
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#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK 0x1 /* delayed ack counter enabled */
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#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT 4
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#define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK 0x1 /* fin already sent to far end */
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#define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT 5
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#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK 0x1 /* fin received */
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#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT 6
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#define TCP_OFFLOAD_PARAMS_RESERVED0_MASK 0x1
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#define TCP_OFFLOAD_PARAMS_RESERVED0_SHIFT 7
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u8 ip_version;
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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 /* the mss derived from remote mss and local mtu, ipVersion options and tags */;
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u8 rcv_wnd_scale;
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u8 connect_mode /* TCP connect mode: use enum tcp_connect_mode */;
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__le16 srtt /* in ms */;
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__le32 cwnd /* absolute congestion window */;
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__le32 ss_thresh;
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__le16 reserved1;
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u8 ka_max_probe_cnt;
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u8 dup_ack_theshold;
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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 /* absolute send window (not scaled) */;
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__le32 rcv_wnd /* absolute receive window (not scaled) */;
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__le32 snd_wl1 /* the segment sequence number used for the last window update */;
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__le32 ts_recent /* The timestamp value to send in the next ACK */;
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__le32 ts_recent_age /* The length of time, in ms, since the most recent timestamp was received */;
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__le32 total_rt /* The total time, in ms, that has been spent retransmitting the current TCP segment */;
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__le32 ka_timeout_delta /* The time remaining, in clock ticks, until the next keepalive timeout. A value of -1 indicates that the keepalive timer was not running when the connection was offloaded. */;
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__le32 rt_timeout_delta /* The time remaining, in clock ticks, until the next retransmit timeout. A value of -1 indicates that the retransmit timer was not running when the connection was offloaded. */;
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u8 dup_ack_cnt /* The number of ACKs that have been accepted for the same sequence number */;
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u8 snd_wnd_probe_cnt /* The current send window probe round */;
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u8 ka_probe_cnt /* the number of keepalive probes that have been sent that have not received a response */;
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u8 rt_cnt /* The number of retransmits that have been sent */;
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__le16 rtt_var /* in ms */;
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__le16 fw_internal /* fw internal use - initialize value = 0 */;
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__le32 ka_timeout /* This member specifies, in ms, the timeout interval for inactivity before sending a keepalive probe */;
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__le32 ka_interval /* This member specifies, in ms, the timeout after which to retransmit a keepalive frame if no response is received to a keepalive probe */;
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__le32 max_rt_time /* This member specifies, in ms, the maximum time that the offload target should spend retransmitting a segment */;
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__le32 initial_rcv_wnd /* Initial receive window */;
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u8 snd_wnd_scale;
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u8 ack_frequency /* delayed ack counter threshold */;
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__le16 da_timeout_value /* delayed ack timeout value in ms */;
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__le32 reserved3[2];
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};
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/*
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* tcp offload parameters
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*/
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struct tcp_offload_params_opt2
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{
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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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u8 flags;
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#define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK 0x1 /* timestamp enable */
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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 /* delayed ack enabled */
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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 /* keep alive enabled */
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#define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT 2
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#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK 0x1F
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#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 3
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u8 ip_version;
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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 /* the mss derived from remote mss and local mtu, ipVersion options and tags */;
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u8 rcv_wnd_scale;
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u8 connect_mode /* TCP connect mode: use enum tcp_connect_mode */;
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__le16 syn_ip_payload_length /* length of Tcp header in SYN packet - relevent for passive mode */;
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__le32 syn_phy_addr_lo /* physical address (low) of SYN buffer - relevent for passive mode */;
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__le32 syn_phy_addr_hi /* physical address (high) of SYN buffer - relevent for passive mode */;
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__le32 reserved1[22];
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};
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/*
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* tcp IPv4/IPv6 enum
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*/
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enum tcp_seg_placement_event
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{
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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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/*
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* tcp init parameters
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*/
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struct tcp_update_params
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{
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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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/*
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* toe upload parameters
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*/
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struct tcp_upload_params
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{
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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 /* absolute send window (not scaled) */;
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__le32 rcv_wnd /* absolute receive window (not scaled) */;
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__le32 snd_wl1 /* the segment sequence number used for the last window update */;
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__le32 cwnd /* absolute congestion window */;
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__le32 ss_thresh;
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__le16 srtt /* in ms */;
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__le16 rtt_var /* in ms */;
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__le32 ts_time /* The current value of the adjusted timestamp */;
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__le32 ts_recent /* The timestamp value to send in the next ACK */;
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__le32 ts_recent_age /* The length of time, in ms, since the most recent timestamp was received */;
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__le32 total_rt /* The total time, in ms, that has been spent retransmitting the current TCP segment */;
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__le32 ka_timeout_delta /* The time remaining, in clock ticks, until the next keepalive timeout. A value of -1 indicates that the keepalive timer was not running when the connection was offloaded. */;
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__le32 rt_timeout_delta /* The time remaining, in clock ticks, until the next retransmit timeout. A value of -1 indicates that the retransmit timer was not running when the connection was offloaded. */;
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u8 dup_ack_cnt /* The number of ACKs that have been accepted for the same sequence number */;
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u8 snd_wnd_probe_cnt /* The current send window probe round */;
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u8 ka_probe_cnt /* the number of keepalive probes that have been sent that have not received a response */;
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u8 rt_cnt /* The number of retransmits that have been sent */;
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__le32 reserved;
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};
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#endif /* __TCP_COMMON__ */
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