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/*-
* BSD LICENSE
*
* Copyright(c) 2014-2015 Chelsio Communications.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Chelsio Communications nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef T4_MSG_H
#define T4_MSG_H
enum {
CPL_SGE_EGR_UPDATE = 0xA5,
CPL_FW4_MSG = 0xC0,
CPL_FW6_MSG = 0xE0,
CPL_TX_PKT_LSO = 0xED,
CPL_TX_PKT_XT = 0xEE,
};
enum { /* TX_PKT_XT checksum types */
TX_CSUM_TCPIP = 8,
TX_CSUM_UDPIP = 9,
TX_CSUM_TCPIP6 = 10,
};
union opcode_tid {
__be32 opcode_tid;
__u8 opcode;
};
struct rss_header {
__u8 opcode;
#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
__u8 channel:2;
__u8 filter_hit:1;
__u8 filter_tid:1;
__u8 hash_type:2;
__u8 ipv6:1;
__u8 send2fw:1;
#else
__u8 send2fw:1;
__u8 ipv6:1;
__u8 hash_type:2;
__u8 filter_tid:1;
__u8 filter_hit:1;
__u8 channel:2;
#endif
__be16 qid;
__be32 hash_val;
};
#if defined(RSS_HDR_VLD) || defined(CHELSIO_FW)
#define RSS_HDR struct rss_header rss_hdr
#else
#define RSS_HDR
#endif
#ifndef CHELSIO_FW
struct work_request_hdr {
__be32 wr_hi;
__be32 wr_mid;
__be64 wr_lo;
};
#define WR_HDR struct work_request_hdr wr
#define WR_HDR_SIZE sizeof(struct work_request_hdr)
#else
#define WR_HDR
#define WR_HDR_SIZE 0
#endif
struct cpl_tx_data {
union opcode_tid ot;
__be32 len;
__be32 rsvd;
__be32 flags;
};
struct cpl_tx_pkt_core {
__be32 ctrl0;
__be16 pack;
__be16 len;
__be64 ctrl1;
};
struct cpl_tx_pkt {
WR_HDR;
struct cpl_tx_pkt_core c;
};
/* cpl_tx_pkt_core.ctrl0 fields */
#define S_TXPKT_PF 8
#define M_TXPKT_PF 0x7
#define V_TXPKT_PF(x) ((x) << S_TXPKT_PF)
#define G_TXPKT_PF(x) (((x) >> S_TXPKT_PF) & M_TXPKT_PF)
#define S_TXPKT_INTF 16
#define M_TXPKT_INTF 0xF
#define V_TXPKT_INTF(x) ((x) << S_TXPKT_INTF)
#define G_TXPKT_INTF(x) (((x) >> S_TXPKT_INTF) & M_TXPKT_INTF)
#define S_TXPKT_OPCODE 24
#define M_TXPKT_OPCODE 0xFF
#define V_TXPKT_OPCODE(x) ((x) << S_TXPKT_OPCODE)
#define G_TXPKT_OPCODE(x) (((x) >> S_TXPKT_OPCODE) & M_TXPKT_OPCODE)
/* cpl_tx_pkt_core.ctrl1 fields */
#define S_TXPKT_IPHDR_LEN 20
#define M_TXPKT_IPHDR_LEN 0x3FFF
#define V_TXPKT_IPHDR_LEN(x) ((__u64)(x) << S_TXPKT_IPHDR_LEN)
#define G_TXPKT_IPHDR_LEN(x) (((x) >> S_TXPKT_IPHDR_LEN) & M_TXPKT_IPHDR_LEN)
#define S_TXPKT_ETHHDR_LEN 34
#define M_TXPKT_ETHHDR_LEN 0x3F
#define V_TXPKT_ETHHDR_LEN(x) ((__u64)(x) << S_TXPKT_ETHHDR_LEN)
#define G_TXPKT_ETHHDR_LEN(x) (((x) >> S_TXPKT_ETHHDR_LEN) & M_TXPKT_ETHHDR_LEN)
#define S_T6_TXPKT_ETHHDR_LEN 32
#define M_T6_TXPKT_ETHHDR_LEN 0xFF
#define V_T6_TXPKT_ETHHDR_LEN(x) ((__u64)(x) << S_T6_TXPKT_ETHHDR_LEN)
#define G_T6_TXPKT_ETHHDR_LEN(x) \
(((x) >> S_T6_TXPKT_ETHHDR_LEN) & M_T6_TXPKT_ETHHDR_LEN)
#define S_TXPKT_CSUM_TYPE 40
#define M_TXPKT_CSUM_TYPE 0xF
#define V_TXPKT_CSUM_TYPE(x) ((__u64)(x) << S_TXPKT_CSUM_TYPE)
#define G_TXPKT_CSUM_TYPE(x) (((x) >> S_TXPKT_CSUM_TYPE) & M_TXPKT_CSUM_TYPE)
#define S_TXPKT_VLAN 44
#define M_TXPKT_VLAN 0xFFFF
#define V_TXPKT_VLAN(x) ((__u64)(x) << S_TXPKT_VLAN)
#define G_TXPKT_VLAN(x) (((x) >> S_TXPKT_VLAN) & M_TXPKT_VLAN)
#define S_TXPKT_VLAN_VLD 60
#define V_TXPKT_VLAN_VLD(x) ((__u64)(x) << S_TXPKT_VLAN_VLD)
#define F_TXPKT_VLAN_VLD V_TXPKT_VLAN_VLD(1ULL)
#define S_TXPKT_IPCSUM_DIS 62
#define V_TXPKT_IPCSUM_DIS(x) ((__u64)(x) << S_TXPKT_IPCSUM_DIS)
#define F_TXPKT_IPCSUM_DIS V_TXPKT_IPCSUM_DIS(1ULL)
#define S_TXPKT_L4CSUM_DIS 63
#define V_TXPKT_L4CSUM_DIS(x) ((__u64)(x) << S_TXPKT_L4CSUM_DIS)
#define F_TXPKT_L4CSUM_DIS V_TXPKT_L4CSUM_DIS(1ULL)
struct cpl_tx_pkt_lso_core {
__be32 lso_ctrl;
__be16 ipid_ofst;
__be16 mss;
__be32 seqno_offset;
__be32 len;
/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
};
struct cpl_tx_pkt_lso {
WR_HDR;
struct cpl_tx_pkt_lso_core c;
/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
};
/* cpl_tx_pkt_lso_core.lso_ctrl fields */
#define S_LSO_TCPHDR_LEN 0
#define M_LSO_TCPHDR_LEN 0xF
#define V_LSO_TCPHDR_LEN(x) ((x) << S_LSO_TCPHDR_LEN)
#define G_LSO_TCPHDR_LEN(x) (((x) >> S_LSO_TCPHDR_LEN) & M_LSO_TCPHDR_LEN)
#define S_LSO_IPHDR_LEN 4
#define M_LSO_IPHDR_LEN 0xFFF
#define V_LSO_IPHDR_LEN(x) ((x) << S_LSO_IPHDR_LEN)
#define G_LSO_IPHDR_LEN(x) (((x) >> S_LSO_IPHDR_LEN) & M_LSO_IPHDR_LEN)
#define S_LSO_ETHHDR_LEN 16
#define M_LSO_ETHHDR_LEN 0xF
#define V_LSO_ETHHDR_LEN(x) ((x) << S_LSO_ETHHDR_LEN)
#define G_LSO_ETHHDR_LEN(x) (((x) >> S_LSO_ETHHDR_LEN) & M_LSO_ETHHDR_LEN)
#define S_LSO_IPV6 20
#define V_LSO_IPV6(x) ((x) << S_LSO_IPV6)
#define F_LSO_IPV6 V_LSO_IPV6(1U)
#define S_LSO_LAST_SLICE 22
#define V_LSO_LAST_SLICE(x) ((x) << S_LSO_LAST_SLICE)
#define F_LSO_LAST_SLICE V_LSO_LAST_SLICE(1U)
#define S_LSO_FIRST_SLICE 23
#define V_LSO_FIRST_SLICE(x) ((x) << S_LSO_FIRST_SLICE)
#define F_LSO_FIRST_SLICE V_LSO_FIRST_SLICE(1U)
#define S_LSO_OPCODE 24
#define M_LSO_OPCODE 0xFF
#define V_LSO_OPCODE(x) ((x) << S_LSO_OPCODE)
#define G_LSO_OPCODE(x) (((x) >> S_LSO_OPCODE) & M_LSO_OPCODE)
#define S_LSO_T5_XFER_SIZE 0
#define M_LSO_T5_XFER_SIZE 0xFFFFFFF
#define V_LSO_T5_XFER_SIZE(x) ((x) << S_LSO_T5_XFER_SIZE)
#define G_LSO_T5_XFER_SIZE(x) (((x) >> S_LSO_T5_XFER_SIZE) & M_LSO_T5_XFER_SIZE)
struct cpl_rx_pkt {
RSS_HDR;
__u8 opcode;
#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
__u8 iff:4;
__u8 csum_calc:1;
__u8 ipmi_pkt:1;
__u8 vlan_ex:1;
__u8 ip_frag:1;
#else
__u8 ip_frag:1;
__u8 vlan_ex:1;
__u8 ipmi_pkt:1;
__u8 csum_calc:1;
__u8 iff:4;
#endif
__be16 csum;
__be16 vlan;
__be16 len;
__be32 l2info;
__be16 hdr_len;
__be16 err_vec;
};
/* rx_pkt.l2info fields */
#define S_RXF_UDP 22
#define V_RXF_UDP(x) ((x) << S_RXF_UDP)
#define F_RXF_UDP V_RXF_UDP(1U)
#define S_RXF_TCP 23
#define V_RXF_TCP(x) ((x) << S_RXF_TCP)
#define F_RXF_TCP V_RXF_TCP(1U)
#define S_RXF_IP 24
#define V_RXF_IP(x) ((x) << S_RXF_IP)
#define F_RXF_IP V_RXF_IP(1U)
#define S_RXF_IP6 25
#define V_RXF_IP6(x) ((x) << S_RXF_IP6)
#define F_RXF_IP6 V_RXF_IP6(1U)
/* cpl_fw*.type values */
enum {
FW_TYPE_RSSCPL = 4,
};
struct cpl_fw4_msg {
RSS_HDR;
u8 opcode;
u8 type;
__be16 rsvd0;
__be32 rsvd1;
__be64 data[2];
};
struct cpl_fw6_msg {
RSS_HDR;
u8 opcode;
u8 type;
__be16 rsvd0;
__be32 rsvd1;
__be64 data[4];
};
enum {
ULP_TX_SC_IMM = 0x81,
ULP_TX_SC_DSGL = 0x82,
ULP_TX_SC_ISGL = 0x83
};
#define S_ULPTX_CMD 24
#define M_ULPTX_CMD 0xFF
#define V_ULPTX_CMD(x) ((x) << S_ULPTX_CMD)
#define S_ULP_TX_SC_MORE 23
#define V_ULP_TX_SC_MORE(x) ((x) << S_ULP_TX_SC_MORE)
#define F_ULP_TX_SC_MORE V_ULP_TX_SC_MORE(1U)
struct ulptx_sge_pair {
__be32 len[2];
__be64 addr[2];
};
struct ulptx_sgl {
__be32 cmd_nsge;
__be32 len0;
__be64 addr0;
#if !(defined C99_NOT_SUPPORTED)
struct ulptx_sge_pair sge[0];
#endif
};
struct ulptx_idata {
__be32 cmd_more;
__be32 len;
};
#define S_ULPTX_NSGE 0
#define M_ULPTX_NSGE 0xFFFF
#define V_ULPTX_NSGE(x) ((x) << S_ULPTX_NSGE)
struct ulp_txpkt {
__be32 cmd_dest;
__be32 len;
};
/* ulp_txpkt.cmd_dest fields */
#define S_ULP_TXPKT_DEST 16
#define M_ULP_TXPKT_DEST 0x3
#define V_ULP_TXPKT_DEST(x) ((x) << S_ULP_TXPKT_DEST)
#define S_ULP_TXPKT_FID 4
#define M_ULP_TXPKT_FID 0x7ff
#define V_ULP_TXPKT_FID(x) ((x) << S_ULP_TXPKT_FID)
#define S_ULP_TXPKT_RO 3
#define V_ULP_TXPKT_RO(x) ((x) << S_ULP_TXPKT_RO)
#define F_ULP_TXPKT_RO V_ULP_TXPKT_RO(1U)
#endif /* T4_MSG_H */
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