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satip-axe/kernel/drivers/infiniband/hw/amso1100/c2_wr.h

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add idl4k kernel firmware version 1.13.0.105
2015-03-26 17:22:37 +01:00
/*
* Copyright (c) 2005 Ammasso, Inc. All rights reserved.
* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* 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.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _C2_WR_H_
#define _C2_WR_H_
#ifdef CCDEBUG
#define CCWR_MAGIC 0xb07700b0
#endif
#define C2_QP_NO_ATTR_CHANGE 0xFFFFFFFF
/* Maximum allowed size in bytes of private_data exchange
* on connect.
*/
#define C2_MAX_PRIVATE_DATA_SIZE 200
/*
* These types are shared among the adapter, host, and CCIL consumer.
*/
enum c2_cq_notification_type {
C2_CQ_NOTIFICATION_TYPE_NONE = 1,
C2_CQ_NOTIFICATION_TYPE_NEXT,
C2_CQ_NOTIFICATION_TYPE_NEXT_SE
};
enum c2_setconfig_cmd {
C2_CFG_ADD_ADDR = 1,
C2_CFG_DEL_ADDR = 2,
C2_CFG_ADD_ROUTE = 3,
C2_CFG_DEL_ROUTE = 4
};
enum c2_getconfig_cmd {
C2_GETCONFIG_ROUTES = 1,
C2_GETCONFIG_ADDRS
};
/*
* CCIL Work Request Identifiers
*/
enum c2wr_ids {
CCWR_RNIC_OPEN = 1,
CCWR_RNIC_QUERY,
CCWR_RNIC_SETCONFIG,
CCWR_RNIC_GETCONFIG,
CCWR_RNIC_CLOSE,
CCWR_CQ_CREATE,
CCWR_CQ_QUERY,
CCWR_CQ_MODIFY,
CCWR_CQ_DESTROY,
CCWR_QP_CONNECT,
CCWR_PD_ALLOC,
CCWR_PD_DEALLOC,
CCWR_SRQ_CREATE,
CCWR_SRQ_QUERY,
CCWR_SRQ_MODIFY,
CCWR_SRQ_DESTROY,
CCWR_QP_CREATE,
CCWR_QP_QUERY,
CCWR_QP_MODIFY,
CCWR_QP_DESTROY,
CCWR_NSMR_STAG_ALLOC,
CCWR_NSMR_REGISTER,
CCWR_NSMR_PBL,
CCWR_STAG_DEALLOC,
CCWR_NSMR_REREGISTER,
CCWR_SMR_REGISTER,
CCWR_MR_QUERY,
CCWR_MW_ALLOC,
CCWR_MW_QUERY,
CCWR_EP_CREATE,
CCWR_EP_GETOPT,
CCWR_EP_SETOPT,
CCWR_EP_DESTROY,
CCWR_EP_BIND,
CCWR_EP_CONNECT,
CCWR_EP_LISTEN,
CCWR_EP_SHUTDOWN,
CCWR_EP_LISTEN_CREATE,
CCWR_EP_LISTEN_DESTROY,
CCWR_EP_QUERY,
CCWR_CR_ACCEPT,
CCWR_CR_REJECT,
CCWR_CONSOLE,
CCWR_TERM,
CCWR_FLASH_INIT,
CCWR_FLASH,
CCWR_BUF_ALLOC,
CCWR_BUF_FREE,
CCWR_FLASH_WRITE,
CCWR_INIT, /* WARNING: Don't move this ever again! */
/* Add new IDs here */
/*
* WARNING: CCWR_LAST must always be the last verbs id defined!
* All the preceding IDs are fixed, and must not change.
* You can add new IDs, but must not remove or reorder
* any IDs. If you do, YOU will ruin any hope of
* compatability between versions.
*/
CCWR_LAST,
/*
* Start over at 1 so that arrays indexed by user wr id's
* begin at 1. This is OK since the verbs and user wr id's
* are always used on disjoint sets of queues.
*/
/*
* The order of the CCWR_SEND_XX verbs must
* match the order of the RDMA_OPs
*/
CCWR_SEND = 1,
CCWR_SEND_INV,
CCWR_SEND_SE,
CCWR_SEND_SE_INV,
CCWR_RDMA_WRITE,
CCWR_RDMA_READ,
CCWR_RDMA_READ_INV,
CCWR_MW_BIND,
CCWR_NSMR_FASTREG,
CCWR_STAG_INVALIDATE,
CCWR_RECV,
CCWR_NOP,
CCWR_UNIMPL,
/* WARNING: This must always be the last user wr id defined! */
};
#define RDMA_SEND_OPCODE_FROM_WR_ID(x) (x+2)
/*
* SQ/RQ Work Request Types
*/
enum c2_wr_type {
C2_WR_TYPE_SEND = CCWR_SEND,
C2_WR_TYPE_SEND_SE = CCWR_SEND_SE,
C2_WR_TYPE_SEND_INV = CCWR_SEND_INV,
C2_WR_TYPE_SEND_SE_INV = CCWR_SEND_SE_INV,
C2_WR_TYPE_RDMA_WRITE = CCWR_RDMA_WRITE,
C2_WR_TYPE_RDMA_READ = CCWR_RDMA_READ,
C2_WR_TYPE_RDMA_READ_INV_STAG = CCWR_RDMA_READ_INV,
C2_WR_TYPE_BIND_MW = CCWR_MW_BIND,
C2_WR_TYPE_FASTREG_NSMR = CCWR_NSMR_FASTREG,
C2_WR_TYPE_INV_STAG = CCWR_STAG_INVALIDATE,
C2_WR_TYPE_RECV = CCWR_RECV,
C2_WR_TYPE_NOP = CCWR_NOP,
};
struct c2_netaddr {
__be32 ip_addr;
__be32 netmask;
u32 mtu;
};
struct c2_route {
u32 ip_addr; /* 0 indicates the default route */
u32 netmask; /* netmask associated with dst */
u32 flags;
union {
u32 ipaddr; /* address of the nexthop interface */
u8 enaddr[6];
} nexthop;
};
/*
* A Scatter Gather Entry.
*/
struct c2_data_addr {
__be32 stag;
__be32 length;
__be64 to;
};
/*
* MR and MW flags used by the consumer, RI, and RNIC.
*/
enum c2_mm_flags {
MEM_REMOTE = 0x0001, /* allow mw binds with remote access. */
MEM_VA_BASED = 0x0002, /* Not Zero-based */
MEM_PBL_COMPLETE = 0x0004, /* PBL array is complete in this msg */
MEM_LOCAL_READ = 0x0008, /* allow local reads */
MEM_LOCAL_WRITE = 0x0010, /* allow local writes */
MEM_REMOTE_READ = 0x0020, /* allow remote reads */
MEM_REMOTE_WRITE = 0x0040, /* allow remote writes */
MEM_WINDOW_BIND = 0x0080, /* binds allowed */
MEM_SHARED = 0x0100, /* set if MR is shared */
MEM_STAG_VALID = 0x0200 /* set if STAG is in valid state */
};
/*
* CCIL API ACF flags defined in terms of the low level mem flags.
* This minimizes translation needed in the user API
*/
enum c2_acf {
C2_ACF_LOCAL_READ = MEM_LOCAL_READ,
C2_ACF_LOCAL_WRITE = MEM_LOCAL_WRITE,
C2_ACF_REMOTE_READ = MEM_REMOTE_READ,
C2_ACF_REMOTE_WRITE = MEM_REMOTE_WRITE,
C2_ACF_WINDOW_BIND = MEM_WINDOW_BIND
};
/*
* Image types of objects written to flash
*/
#define C2_FLASH_IMG_BITFILE 1
#define C2_FLASH_IMG_OPTION_ROM 2
#define C2_FLASH_IMG_VPD 3
/*
* to fix bug 1815 we define the max size allowable of the
* terminate message (per the IETF spec).Refer to the IETF
* protocal specification, section 12.1.6, page 64)
* The message is prefixed by 20 types of DDP info.
*
* Then the message has 6 bytes for the terminate control
* and DDP segment length info plus a DDP header (either
* 14 or 18 byts) plus 28 bytes for the RDMA header.
* Thus the max size in:
* 20 + (6 + 18 + 28) = 72
*/
#define C2_MAX_TERMINATE_MESSAGE_SIZE (72)
/*
* Build String Length. It must be the same as C2_BUILD_STR_LEN in ccil_api.h
*/
#define WR_BUILD_STR_LEN 64
/*
* WARNING: All of these structs need to align any 64bit types on
* 64 bit boundaries! 64bit types include u64 and u64.
*/
/*
* Clustercore Work Request Header. Be sensitive to field layout
* and alignment.
*/
struct c2wr_hdr {
/* wqe_count is part of the cqe. It is put here so the
* adapter can write to it while the wr is pending without
* clobbering part of the wr. This word need not be dma'd
* from the host to adapter by libccil, but we copy it anyway
* to make the memcpy to the adapter better aligned.
*/
__be32 wqe_count;
/* Put these fields next so that later 32- and 64-bit
* quantities are naturally aligned.
*/
u8 id;
u8 result; /* adapter -> host */
u8 sge_count; /* host -> adapter */
u8 flags; /* host -> adapter */
u64 context;
#ifdef CCMSGMAGIC
u32 magic;
u32 pad;
#endif
} __attribute__((packed));
/*
*------------------------ RNIC ------------------------
*/
/*
* WR_RNIC_OPEN
*/
/*
* Flags for the RNIC WRs
*/
enum c2_rnic_flags {
RNIC_IRD_STATIC = 0x0001,
RNIC_ORD_STATIC = 0x0002,
RNIC_QP_STATIC = 0x0004,
RNIC_SRQ_SUPPORTED = 0x0008,
RNIC_PBL_BLOCK_MODE = 0x0010,
RNIC_SRQ_MODEL_ARRIVAL = 0x0020,
RNIC_CQ_OVF_DETECTED = 0x0040,
RNIC_PRIV_MODE = 0x0080
};
struct c2wr_rnic_open_req {
struct c2wr_hdr hdr;
u64 user_context;
__be16 flags; /* See enum c2_rnic_flags */
__be16 port_num;
} __attribute__((packed));
struct c2wr_rnic_open_rep {
struct c2wr_hdr hdr;
u32 rnic_handle;
} __attribute__((packed));
union c2wr_rnic_open {
struct c2wr_rnic_open_req req;
struct c2wr_rnic_open_rep rep;
} __attribute__((packed));
struct c2wr_rnic_query_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
} __attribute__((packed));
/*
* WR_RNIC_QUERY
*/
struct c2wr_rnic_query_rep {
struct c2wr_hdr hdr;
u64 user_context;
__be32 vendor_id;
__be32 part_number;
__be32 hw_version;
__be32 fw_ver_major;
__be32 fw_ver_minor;
__be32 fw_ver_patch;
char fw_ver_build_str[WR_BUILD_STR_LEN];
__be32 max_qps;
__be32 max_qp_depth;
u32 max_srq_depth;
u32 max_send_sgl_depth;
u32 max_rdma_sgl_depth;
__be32 max_cqs;
__be32 max_cq_depth;
u32 max_cq_event_handlers;
__be32 max_mrs;
u32 max_pbl_depth;
__be32 max_pds;
__be32 max_global_ird;
u32 max_global_ord;
__be32 max_qp_ird;
__be32 max_qp_ord;
u32 flags;
__be32 max_mws;
u32 pbe_range_low;
u32 pbe_range_high;
u32 max_srqs;
u32 page_size;
} __attribute__((packed));
union c2wr_rnic_query {
struct c2wr_rnic_query_req req;
struct c2wr_rnic_query_rep rep;
} __attribute__((packed));
/*
* WR_RNIC_GETCONFIG
*/
struct c2wr_rnic_getconfig_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 option; /* see c2_getconfig_cmd_t */
u64 reply_buf;
u32 reply_buf_len;
} __attribute__((packed)) ;
struct c2wr_rnic_getconfig_rep {
struct c2wr_hdr hdr;
u32 option; /* see c2_getconfig_cmd_t */
u32 count_len; /* length of the number of addresses configured */
} __attribute__((packed)) ;
union c2wr_rnic_getconfig {
struct c2wr_rnic_getconfig_req req;
struct c2wr_rnic_getconfig_rep rep;
} __attribute__((packed)) ;
/*
* WR_RNIC_SETCONFIG
*/
struct c2wr_rnic_setconfig_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
__be32 option; /* See c2_setconfig_cmd_t */
/* variable data and pad. See c2_netaddr and c2_route */
u8 data[0];
} __attribute__((packed)) ;
struct c2wr_rnic_setconfig_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_rnic_setconfig {
struct c2wr_rnic_setconfig_req req;
struct c2wr_rnic_setconfig_rep rep;
} __attribute__((packed)) ;
/*
* WR_RNIC_CLOSE
*/
struct c2wr_rnic_close_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
} __attribute__((packed)) ;
struct c2wr_rnic_close_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_rnic_close {
struct c2wr_rnic_close_req req;
struct c2wr_rnic_close_rep rep;
} __attribute__((packed)) ;
/*
*------------------------ CQ ------------------------
*/
struct c2wr_cq_create_req {
struct c2wr_hdr hdr;
__be64 shared_ht;
u64 user_context;
__be64 msg_pool;
u32 rnic_handle;
__be32 msg_size;
__be32 depth;
} __attribute__((packed)) ;
struct c2wr_cq_create_rep {
struct c2wr_hdr hdr;
__be32 mq_index;
__be32 adapter_shared;
u32 cq_handle;
} __attribute__((packed)) ;
union c2wr_cq_create {
struct c2wr_cq_create_req req;
struct c2wr_cq_create_rep rep;
} __attribute__((packed)) ;
struct c2wr_cq_modify_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 cq_handle;
u32 new_depth;
u64 new_msg_pool;
} __attribute__((packed)) ;
struct c2wr_cq_modify_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_cq_modify {
struct c2wr_cq_modify_req req;
struct c2wr_cq_modify_rep rep;
} __attribute__((packed)) ;
struct c2wr_cq_destroy_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 cq_handle;
} __attribute__((packed)) ;
struct c2wr_cq_destroy_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_cq_destroy {
struct c2wr_cq_destroy_req req;
struct c2wr_cq_destroy_rep rep;
} __attribute__((packed)) ;
/*
*------------------------ PD ------------------------
*/
struct c2wr_pd_alloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_pd_alloc_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_pd_alloc {
struct c2wr_pd_alloc_req req;
struct c2wr_pd_alloc_rep rep;
} __attribute__((packed)) ;
struct c2wr_pd_dealloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_pd_dealloc_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_pd_dealloc {
struct c2wr_pd_dealloc_req req;
struct c2wr_pd_dealloc_rep rep;
} __attribute__((packed)) ;
/*
*------------------------ SRQ ------------------------
*/
struct c2wr_srq_create_req {
struct c2wr_hdr hdr;
u64 shared_ht;
u64 user_context;
u32 rnic_handle;
u32 srq_depth;
u32 srq_limit;
u32 sgl_depth;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_srq_create_rep {
struct c2wr_hdr hdr;
u32 srq_depth;
u32 sgl_depth;
u32 msg_size;
u32 mq_index;
u32 mq_start;
u32 srq_handle;
} __attribute__((packed)) ;
union c2wr_srq_create {
struct c2wr_srq_create_req req;
struct c2wr_srq_create_rep rep;
} __attribute__((packed)) ;
struct c2wr_srq_destroy_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 srq_handle;
} __attribute__((packed)) ;
struct c2wr_srq_destroy_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_srq_destroy {
struct c2wr_srq_destroy_req req;
struct c2wr_srq_destroy_rep rep;
} __attribute__((packed)) ;
/*
*------------------------ QP ------------------------
*/
enum c2wr_qp_flags {
QP_RDMA_READ = 0x00000001, /* RDMA read enabled? */
QP_RDMA_WRITE = 0x00000002, /* RDMA write enabled? */
QP_MW_BIND = 0x00000004, /* MWs enabled */
QP_ZERO_STAG = 0x00000008, /* enabled? */
QP_REMOTE_TERMINATION = 0x00000010, /* remote end terminated */
QP_RDMA_READ_RESPONSE = 0x00000020 /* Remote RDMA read */
/* enabled? */
};
struct c2wr_qp_create_req {
struct c2wr_hdr hdr;
__be64 shared_sq_ht;
__be64 shared_rq_ht;
u64 user_context;
u32 rnic_handle;
u32 sq_cq_handle;
u32 rq_cq_handle;
__be32 sq_depth;
__be32 rq_depth;
u32 srq_handle;
u32 srq_limit;
__be32 flags; /* see enum c2wr_qp_flags */
__be32 send_sgl_depth;
__be32 recv_sgl_depth;
__be32 rdma_write_sgl_depth;
__be32 ord;
__be32 ird;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_qp_create_rep {
struct c2wr_hdr hdr;
__be32 sq_depth;
__be32 rq_depth;
u32 send_sgl_depth;
u32 recv_sgl_depth;
u32 rdma_write_sgl_depth;
u32 ord;
u32 ird;
__be32 sq_msg_size;
__be32 sq_mq_index;
__be32 sq_mq_start;
__be32 rq_msg_size;
__be32 rq_mq_index;
__be32 rq_mq_start;
u32 qp_handle;
} __attribute__((packed)) ;
union c2wr_qp_create {
struct c2wr_qp_create_req req;
struct c2wr_qp_create_rep rep;
} __attribute__((packed)) ;
struct c2wr_qp_query_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 qp_handle;
} __attribute__((packed)) ;
struct c2wr_qp_query_rep {
struct c2wr_hdr hdr;
u64 user_context;
u32 rnic_handle;
u32 sq_depth;
u32 rq_depth;
u32 send_sgl_depth;
u32 rdma_write_sgl_depth;
u32 recv_sgl_depth;
u32 ord;
u32 ird;
u16 qp_state;
u16 flags; /* see c2wr_qp_flags_t */
u32 qp_id;
u32 local_addr;
u32 remote_addr;
u16 local_port;
u16 remote_port;
u32 terminate_msg_length; /* 0 if not present */
u8 data[0];
/* Terminate Message in-line here. */
} __attribute__((packed)) ;
union c2wr_qp_query {
struct c2wr_qp_query_req req;
struct c2wr_qp_query_rep rep;
} __attribute__((packed)) ;
struct c2wr_qp_modify_req {
struct c2wr_hdr hdr;
u64 stream_msg;
u32 stream_msg_length;
u32 rnic_handle;
u32 qp_handle;
__be32 next_qp_state;
__be32 ord;
__be32 ird;
__be32 sq_depth;
__be32 rq_depth;
u32 llp_ep_handle;
} __attribute__((packed)) ;
struct c2wr_qp_modify_rep {
struct c2wr_hdr hdr;
u32 ord;
u32 ird;
u32 sq_depth;
u32 rq_depth;
u32 sq_msg_size;
u32 sq_mq_index;
u32 sq_mq_start;
u32 rq_msg_size;
u32 rq_mq_index;
u32 rq_mq_start;
} __attribute__((packed)) ;
union c2wr_qp_modify {
struct c2wr_qp_modify_req req;
struct c2wr_qp_modify_rep rep;
} __attribute__((packed)) ;
struct c2wr_qp_destroy_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 qp_handle;
} __attribute__((packed)) ;
struct c2wr_qp_destroy_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_qp_destroy {
struct c2wr_qp_destroy_req req;
struct c2wr_qp_destroy_rep rep;
} __attribute__((packed)) ;
/*
* The CCWR_QP_CONNECT msg is posted on the verbs request queue. It can
* only be posted when a QP is in IDLE state. After the connect request is
* submitted to the LLP, the adapter moves the QP to CONNECT_PENDING state.
* No synchronous reply from adapter to this WR. The results of
* connection are passed back in an async event CCAE_ACTIVE_CONNECT_RESULTS
* See c2wr_ae_active_connect_results_t
*/
struct c2wr_qp_connect_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 qp_handle;
__be32 remote_addr;
__be16 remote_port;
u16 pad;
__be32 private_data_length;
u8 private_data[0]; /* Private data in-line. */
} __attribute__((packed)) ;
struct c2wr_qp_connect {
struct c2wr_qp_connect_req req;
/* no synchronous reply. */
} __attribute__((packed)) ;
/*
*------------------------ MM ------------------------
*/
struct c2wr_nsmr_stag_alloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 pbl_depth;
u32 pd_id;
u32 flags;
} __attribute__((packed)) ;
struct c2wr_nsmr_stag_alloc_rep {
struct c2wr_hdr hdr;
u32 pbl_depth;
u32 stag_index;
} __attribute__((packed)) ;
union c2wr_nsmr_stag_alloc {
struct c2wr_nsmr_stag_alloc_req req;
struct c2wr_nsmr_stag_alloc_rep rep;
} __attribute__((packed)) ;
struct c2wr_nsmr_register_req {
struct c2wr_hdr hdr;
__be64 va;
u32 rnic_handle;
__be16 flags;
u8 stag_key;
u8 pad;
u32 pd_id;
__be32 pbl_depth;
__be32 pbe_size;
__be32 fbo;
__be32 length;
__be32 addrs_length;
/* array of paddrs (must be aligned on a 64bit boundary) */
__be64 paddrs[0];
} __attribute__((packed)) ;
struct c2wr_nsmr_register_rep {
struct c2wr_hdr hdr;
u32 pbl_depth;
__be32 stag_index;
} __attribute__((packed)) ;
union c2wr_nsmr_register {
struct c2wr_nsmr_register_req req;
struct c2wr_nsmr_register_rep rep;
} __attribute__((packed)) ;
struct c2wr_nsmr_pbl_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
__be32 flags;
__be32 stag_index;
__be32 addrs_length;
/* array of paddrs (must be aligned on a 64bit boundary) */
__be64 paddrs[0];
} __attribute__((packed)) ;
struct c2wr_nsmr_pbl_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_nsmr_pbl {
struct c2wr_nsmr_pbl_req req;
struct c2wr_nsmr_pbl_rep rep;
} __attribute__((packed)) ;
struct c2wr_mr_query_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 stag_index;
} __attribute__((packed)) ;
struct c2wr_mr_query_rep {
struct c2wr_hdr hdr;
u8 stag_key;
u8 pad[3];
u32 pd_id;
u32 flags;
u32 pbl_depth;
} __attribute__((packed)) ;
union c2wr_mr_query {
struct c2wr_mr_query_req req;
struct c2wr_mr_query_rep rep;
} __attribute__((packed)) ;
struct c2wr_mw_query_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 stag_index;
} __attribute__((packed)) ;
struct c2wr_mw_query_rep {
struct c2wr_hdr hdr;
u8 stag_key;
u8 pad[3];
u32 pd_id;
u32 flags;
} __attribute__((packed)) ;
union c2wr_mw_query {
struct c2wr_mw_query_req req;
struct c2wr_mw_query_rep rep;
} __attribute__((packed)) ;
struct c2wr_stag_dealloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
__be32 stag_index;
} __attribute__((packed)) ;
struct c2wr_stag_dealloc_rep {
struct c2wr_hdr hdr;
} __attribute__((packed)) ;
union c2wr_stag_dealloc {
struct c2wr_stag_dealloc_req req;
struct c2wr_stag_dealloc_rep rep;
} __attribute__((packed)) ;
struct c2wr_nsmr_reregister_req {
struct c2wr_hdr hdr;
u64 va;
u32 rnic_handle;
u16 flags;
u8 stag_key;
u8 pad;
u32 stag_index;
u32 pd_id;
u32 pbl_depth;
u32 pbe_size;
u32 fbo;
u32 length;
u32 addrs_length;
u32 pad1;
/* array of paddrs (must be aligned on a 64bit boundary) */
u64 paddrs[0];
} __attribute__((packed)) ;
struct c2wr_nsmr_reregister_rep {
struct c2wr_hdr hdr;
u32 pbl_depth;
u32 stag_index;
} __attribute__((packed)) ;
union c2wr_nsmr_reregister {
struct c2wr_nsmr_reregister_req req;
struct c2wr_nsmr_reregister_rep rep;
} __attribute__((packed)) ;
struct c2wr_smr_register_req {
struct c2wr_hdr hdr;
u64 va;
u32 rnic_handle;
u16 flags;
u8 stag_key;
u8 pad;
u32 stag_index;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_smr_register_rep {
struct c2wr_hdr hdr;
u32 stag_index;
} __attribute__((packed)) ;
union c2wr_smr_register {
struct c2wr_smr_register_req req;
struct c2wr_smr_register_rep rep;
} __attribute__((packed)) ;
struct c2wr_mw_alloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 pd_id;
} __attribute__((packed)) ;
struct c2wr_mw_alloc_rep {
struct c2wr_hdr hdr;
u32 stag_index;
} __attribute__((packed)) ;
union c2wr_mw_alloc {
struct c2wr_mw_alloc_req req;
struct c2wr_mw_alloc_rep rep;
} __attribute__((packed)) ;
/*
*------------------------ WRs -----------------------
*/
struct c2wr_user_hdr {
struct c2wr_hdr hdr; /* Has status and WR Type */
} __attribute__((packed)) ;
enum c2_qp_state {
C2_QP_STATE_IDLE = 0x01,
C2_QP_STATE_CONNECTING = 0x02,
C2_QP_STATE_RTS = 0x04,
C2_QP_STATE_CLOSING = 0x08,
C2_QP_STATE_TERMINATE = 0x10,
C2_QP_STATE_ERROR = 0x20,
};
/* Completion queue entry. */
struct c2wr_ce {
struct c2wr_hdr hdr; /* Has status and WR Type */
u64 qp_user_context; /* c2_user_qp_t * */
u32 qp_state; /* Current QP State */
u32 handle; /* QPID or EP Handle */
__be32 bytes_rcvd; /* valid for RECV WCs */
u32 stag;
} __attribute__((packed)) ;
/*
* Flags used for all post-sq WRs. These must fit in the flags
* field of the struct c2wr_hdr (eight bits).
*/
enum {
SQ_SIGNALED = 0x01,
SQ_READ_FENCE = 0x02,
SQ_FENCE = 0x04,
};
/*
* Common fields for all post-sq WRs. Namely the standard header and a
* secondary header with fields common to all post-sq WRs.
*/
struct c2_sq_hdr {
struct c2wr_user_hdr user_hdr;
} __attribute__((packed));
/*
* Same as above but for post-rq WRs.
*/
struct c2_rq_hdr {
struct c2wr_user_hdr user_hdr;
} __attribute__((packed));
/*
* use the same struct for all sends.
*/
struct c2wr_send_req {
struct c2_sq_hdr sq_hdr;
__be32 sge_len;
__be32 remote_stag;
u8 data[0]; /* SGE array */
} __attribute__((packed));
union c2wr_send {
struct c2wr_send_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_rdma_write_req {
struct c2_sq_hdr sq_hdr;
__be64 remote_to;
__be32 remote_stag;
__be32 sge_len;
u8 data[0]; /* SGE array */
} __attribute__((packed));
union c2wr_rdma_write {
struct c2wr_rdma_write_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_rdma_read_req {
struct c2_sq_hdr sq_hdr;
__be64 local_to;
__be64 remote_to;
__be32 local_stag;
__be32 remote_stag;
__be32 length;
} __attribute__((packed));
union c2wr_rdma_read {
struct c2wr_rdma_read_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_mw_bind_req {
struct c2_sq_hdr sq_hdr;
u64 va;
u8 stag_key;
u8 pad[3];
u32 mw_stag_index;
u32 mr_stag_index;
u32 length;
u32 flags;
} __attribute__((packed));
union c2wr_mw_bind {
struct c2wr_mw_bind_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_nsmr_fastreg_req {
struct c2_sq_hdr sq_hdr;
u64 va;
u8 stag_key;
u8 pad[3];
u32 stag_index;
u32 pbe_size;
u32 fbo;
u32 length;
u32 addrs_length;
/* array of paddrs (must be aligned on a 64bit boundary) */
u64 paddrs[0];
} __attribute__((packed));
union c2wr_nsmr_fastreg {
struct c2wr_nsmr_fastreg_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_stag_invalidate_req {
struct c2_sq_hdr sq_hdr;
u8 stag_key;
u8 pad[3];
u32 stag_index;
} __attribute__((packed));
union c2wr_stag_invalidate {
struct c2wr_stag_invalidate_req req;
struct c2wr_ce rep;
} __attribute__((packed));
union c2wr_sqwr {
struct c2_sq_hdr sq_hdr;
struct c2wr_send_req send;
struct c2wr_send_req send_se;
struct c2wr_send_req send_inv;
struct c2wr_send_req send_se_inv;
struct c2wr_rdma_write_req rdma_write;
struct c2wr_rdma_read_req rdma_read;
struct c2wr_mw_bind_req mw_bind;
struct c2wr_nsmr_fastreg_req nsmr_fastreg;
struct c2wr_stag_invalidate_req stag_inv;
} __attribute__((packed));
/*
* RQ WRs
*/
struct c2wr_rqwr {
struct c2_rq_hdr rq_hdr;
u8 data[0]; /* array of SGEs */
} __attribute__((packed));
union c2wr_recv {
struct c2wr_rqwr req;
struct c2wr_ce rep;
} __attribute__((packed));
/*
* All AEs start with this header. Most AEs only need to convey the
* information in the header. Some, like LLP connection events, need
* more info. The union typdef c2wr_ae_t has all the possible AEs.
*
* hdr.context is the user_context from the rnic_open WR. NULL If this
* is not affiliated with an rnic
*
* hdr.id is the AE identifier (eg; CCAE_REMOTE_SHUTDOWN,
* CCAE_LLP_CLOSE_COMPLETE)
*
* resource_type is one of: C2_RES_IND_QP, C2_RES_IND_CQ, C2_RES_IND_SRQ
*
* user_context is the context passed down when the host created the resource.
*/
struct c2wr_ae_hdr {
struct c2wr_hdr hdr;
u64 user_context; /* user context for this res. */
__be32 resource_type; /* see enum c2_resource_indicator */
__be32 resource; /* handle for resource */
__be32 qp_state; /* current QP State */
} __attribute__((packed));
/*
* After submitting the CCAE_ACTIVE_CONNECT_RESULTS message on the AEQ,
* the adapter moves the QP into RTS state
*/
struct c2wr_ae_active_connect_results {
struct c2wr_ae_hdr ae_hdr;
__be32 laddr;
__be32 raddr;
__be16 lport;
__be16 rport;
__be32 private_data_length;
u8 private_data[0]; /* data is in-line in the msg. */
} __attribute__((packed));
/*
* When connections are established by the stack (and the private data
* MPA frame is received), the adapter will generate an event to the host.
* The details of the connection, any private data, and the new connection
* request handle is passed up via the CCAE_CONNECTION_REQUEST msg on the
* AE queue:
*/
struct c2wr_ae_connection_request {
struct c2wr_ae_hdr ae_hdr;
u32 cr_handle; /* connreq handle (sock ptr) */
__be32 laddr;
__be32 raddr;
__be16 lport;
__be16 rport;
__be32 private_data_length;
u8 private_data[0]; /* data is in-line in the msg. */
} __attribute__((packed));
union c2wr_ae {
struct c2wr_ae_hdr ae_generic;
struct c2wr_ae_active_connect_results ae_active_connect_results;
struct c2wr_ae_connection_request ae_connection_request;
} __attribute__((packed));
struct c2wr_init_req {
struct c2wr_hdr hdr;
__be64 hint_count;
__be64 q0_host_shared;
__be64 q1_host_shared;
__be64 q1_host_msg_pool;
__be64 q2_host_shared;
__be64 q2_host_msg_pool;
} __attribute__((packed));
struct c2wr_init_rep {
struct c2wr_hdr hdr;
} __attribute__((packed));
union c2wr_init {
struct c2wr_init_req req;
struct c2wr_init_rep rep;
} __attribute__((packed));
/*
* For upgrading flash.
*/
struct c2wr_flash_init_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
} __attribute__((packed));
struct c2wr_flash_init_rep {
struct c2wr_hdr hdr;
u32 adapter_flash_buf_offset;
u32 adapter_flash_len;
} __attribute__((packed));
union c2wr_flash_init {
struct c2wr_flash_init_req req;
struct c2wr_flash_init_rep rep;
} __attribute__((packed));
struct c2wr_flash_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 len;
} __attribute__((packed));
struct c2wr_flash_rep {
struct c2wr_hdr hdr;
u32 status;
} __attribute__((packed));
union c2wr_flash {
struct c2wr_flash_req req;
struct c2wr_flash_rep rep;
} __attribute__((packed));
struct c2wr_buf_alloc_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 size;
} __attribute__((packed));
struct c2wr_buf_alloc_rep {
struct c2wr_hdr hdr;
u32 offset; /* 0 if mem not available */
u32 size; /* 0 if mem not available */
} __attribute__((packed));
union c2wr_buf_alloc {
struct c2wr_buf_alloc_req req;
struct c2wr_buf_alloc_rep rep;
} __attribute__((packed));
struct c2wr_buf_free_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 offset; /* Must match value from alloc */
u32 size; /* Must match value from alloc */
} __attribute__((packed));
struct c2wr_buf_free_rep {
struct c2wr_hdr hdr;
} __attribute__((packed));
union c2wr_buf_free {
struct c2wr_buf_free_req req;
struct c2wr_ce rep;
} __attribute__((packed));
struct c2wr_flash_write_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 offset;
u32 size;
u32 type;
u32 flags;
} __attribute__((packed));
struct c2wr_flash_write_rep {
struct c2wr_hdr hdr;
u32 status;
} __attribute__((packed));
union c2wr_flash_write {
struct c2wr_flash_write_req req;
struct c2wr_flash_write_rep rep;
} __attribute__((packed));
/*
* Messages for LLP connection setup.
*/
/*
* Listen Request. This allocates a listening endpoint to allow passive
* connection setup. Newly established LLP connections are passed up
* via an AE. See c2wr_ae_connection_request_t
*/
struct c2wr_ep_listen_create_req {
struct c2wr_hdr hdr;
u64 user_context; /* returned in AEs. */
u32 rnic_handle;
__be32 local_addr; /* local addr, or 0 */
__be16 local_port; /* 0 means "pick one" */
u16 pad;
__be32 backlog; /* tradional tcp listen bl */
} __attribute__((packed));
struct c2wr_ep_listen_create_rep {
struct c2wr_hdr hdr;
u32 ep_handle; /* handle to new listening ep */
u16 local_port; /* resulting port... */
u16 pad;
} __attribute__((packed));
union c2wr_ep_listen_create {
struct c2wr_ep_listen_create_req req;
struct c2wr_ep_listen_create_rep rep;
} __attribute__((packed));
struct c2wr_ep_listen_destroy_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 ep_handle;
} __attribute__((packed));
struct c2wr_ep_listen_destroy_rep {
struct c2wr_hdr hdr;
} __attribute__((packed));
union c2wr_ep_listen_destroy {
struct c2wr_ep_listen_destroy_req req;
struct c2wr_ep_listen_destroy_rep rep;
} __attribute__((packed));
struct c2wr_ep_query_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 ep_handle;
} __attribute__((packed));
struct c2wr_ep_query_rep {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 local_addr;
u32 remote_addr;
u16 local_port;
u16 remote_port;
} __attribute__((packed));
union c2wr_ep_query {
struct c2wr_ep_query_req req;
struct c2wr_ep_query_rep rep;
} __attribute__((packed));
/*
* The host passes this down to indicate acceptance of a pending iWARP
* connection. The cr_handle was obtained from the CONNECTION_REQUEST
* AE passed up by the adapter. See c2wr_ae_connection_request_t.
*/
struct c2wr_cr_accept_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 qp_handle; /* QP to bind to this LLP conn */
u32 ep_handle; /* LLP handle to accept */
__be32 private_data_length;
u8 private_data[0]; /* data in-line in msg. */
} __attribute__((packed));
/*
* adapter sends reply when private data is successfully submitted to
* the LLP.
*/
struct c2wr_cr_accept_rep {
struct c2wr_hdr hdr;
} __attribute__((packed));
union c2wr_cr_accept {
struct c2wr_cr_accept_req req;
struct c2wr_cr_accept_rep rep;
} __attribute__((packed));
/*
* The host sends this down if a given iWARP connection request was
* rejected by the consumer. The cr_handle was obtained from a
* previous c2wr_ae_connection_request_t AE sent by the adapter.
*/
struct c2wr_cr_reject_req {
struct c2wr_hdr hdr;
u32 rnic_handle;
u32 ep_handle; /* LLP handle to reject */
} __attribute__((packed));
/*
* Dunno if this is needed, but we'll add it for now. The adapter will
* send the reject_reply after the LLP endpoint has been destroyed.
*/
struct c2wr_cr_reject_rep {
struct c2wr_hdr hdr;
} __attribute__((packed));
union c2wr_cr_reject {
struct c2wr_cr_reject_req req;
struct c2wr_cr_reject_rep rep;
} __attribute__((packed));
/*
* console command. Used to implement a debug console over the verbs
* request and reply queues.
*/
/*
* Console request message. It contains:
* - message hdr with id = CCWR_CONSOLE
* - the physaddr/len of host memory to be used for the reply.
* - the command string. eg: "netstat -s" or "zoneinfo"
*/
struct c2wr_console_req {
struct c2wr_hdr hdr; /* id = CCWR_CONSOLE */
u64 reply_buf; /* pinned host buf for reply */
u32 reply_buf_len; /* length of reply buffer */
u8 command[0]; /* NUL terminated ascii string */
/* containing the command req */
} __attribute__((packed));
/*
* flags used in the console reply.
*/
enum c2_console_flags {
CONS_REPLY_TRUNCATED = 0x00000001 /* reply was truncated */
} __attribute__((packed));
/*
* Console reply message.
* hdr.result contains the c2_status_t error if the reply was _not_ generated,
* or C2_OK if the reply was generated.
*/
struct c2wr_console_rep {
struct c2wr_hdr hdr; /* id = CCWR_CONSOLE */
u32 flags;
} __attribute__((packed));
union c2wr_console {
struct c2wr_console_req req;
struct c2wr_console_rep rep;
} __attribute__((packed));
/*
* Giant union with all WRs. Makes life easier...
*/
union c2wr {
struct c2wr_hdr hdr;
struct c2wr_user_hdr user_hdr;
union c2wr_rnic_open rnic_open;
union c2wr_rnic_query rnic_query;
union c2wr_rnic_getconfig rnic_getconfig;
union c2wr_rnic_setconfig rnic_setconfig;
union c2wr_rnic_close rnic_close;
union c2wr_cq_create cq_create;
union c2wr_cq_modify cq_modify;
union c2wr_cq_destroy cq_destroy;
union c2wr_pd_alloc pd_alloc;
union c2wr_pd_dealloc pd_dealloc;
union c2wr_srq_create srq_create;
union c2wr_srq_destroy srq_destroy;
union c2wr_qp_create qp_create;
union c2wr_qp_query qp_query;
union c2wr_qp_modify qp_modify;
union c2wr_qp_destroy qp_destroy;
struct c2wr_qp_connect qp_connect;
union c2wr_nsmr_stag_alloc nsmr_stag_alloc;
union c2wr_nsmr_register nsmr_register;
union c2wr_nsmr_pbl nsmr_pbl;
union c2wr_mr_query mr_query;
union c2wr_mw_query mw_query;
union c2wr_stag_dealloc stag_dealloc;
union c2wr_sqwr sqwr;
struct c2wr_rqwr rqwr;
struct c2wr_ce ce;
union c2wr_ae ae;
union c2wr_init init;
union c2wr_ep_listen_create ep_listen_create;
union c2wr_ep_listen_destroy ep_listen_destroy;
union c2wr_cr_accept cr_accept;
union c2wr_cr_reject cr_reject;
union c2wr_console console;
union c2wr_flash_init flash_init;
union c2wr_flash flash;
union c2wr_buf_alloc buf_alloc;
union c2wr_buf_free buf_free;
union c2wr_flash_write flash_write;
} __attribute__((packed));
/*
* Accessors for the wr fields that are packed together tightly to
* reduce the wr message size. The wr arguments are void* so that
* either a struct c2wr*, a struct c2wr_hdr*, or a pointer to any of the types
* in the struct c2wr union can be passed in.
*/
static __inline__ u8 c2_wr_get_id(void *wr)
{
return ((struct c2wr_hdr *) wr)->id;
}
static __inline__ void c2_wr_set_id(void *wr, u8 id)
{
((struct c2wr_hdr *) wr)->id = id;
}
static __inline__ u8 c2_wr_get_result(void *wr)
{
return ((struct c2wr_hdr *) wr)->result;
}
static __inline__ void c2_wr_set_result(void *wr, u8 result)
{
((struct c2wr_hdr *) wr)->result = result;
}
static __inline__ u8 c2_wr_get_flags(void *wr)
{
return ((struct c2wr_hdr *) wr)->flags;
}
static __inline__ void c2_wr_set_flags(void *wr, u8 flags)
{
((struct c2wr_hdr *) wr)->flags = flags;
}
static __inline__ u8 c2_wr_get_sge_count(void *wr)
{
return ((struct c2wr_hdr *) wr)->sge_count;
}
static __inline__ void c2_wr_set_sge_count(void *wr, u8 sge_count)
{
((struct c2wr_hdr *) wr)->sge_count = sge_count;
}
static __inline__ __be32 c2_wr_get_wqe_count(void *wr)
{
return ((struct c2wr_hdr *) wr)->wqe_count;
}
static __inline__ void c2_wr_set_wqe_count(void *wr, u32 wqe_count)
{
((struct c2wr_hdr *) wr)->wqe_count = wqe_count;
}
#endif /* _C2_WR_H_ */
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