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Diffstat (limited to 'drivers/infiniband/include/ib_pack.h')
| -rw-r--r-- | drivers/infiniband/include/ib_pack.h | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/drivers/infiniband/include/ib_pack.h b/drivers/infiniband/include/ib_pack.h deleted file mode 100644 index fe480f3e8654..000000000000 --- a/drivers/infiniband/include/ib_pack.h +++ /dev/null @@ -1,245 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Corporation. 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. - * - * $Id: ib_pack.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#ifndef IB_PACK_H -#define IB_PACK_H - -#include <ib_verbs.h> - -enum { - IB_LRH_BYTES = 8, - IB_GRH_BYTES = 40, - IB_BTH_BYTES = 12, - IB_DETH_BYTES = 8 -}; - -struct ib_field { - size_t struct_offset_bytes; - size_t struct_size_bytes; - int offset_words; - int offset_bits; - int size_bits; - char *field_name; -}; - -#define RESERVED \ - .field_name = "reserved" - -/* - * This macro cleans up the definitions of constants for BTH opcodes. - * It is used to define constants such as IB_OPCODE_UD_SEND_ONLY, - * which becomes IB_OPCODE_UD + IB_OPCODE_SEND_ONLY, and this gives - * the correct value. - * - * In short, user code should use the constants defined using the - * macro rather than worrying about adding together other constants. -*/ -#define IB_OPCODE(transport, op) \ - IB_OPCODE_ ## transport ## _ ## op = \ - IB_OPCODE_ ## transport + IB_OPCODE_ ## op - -enum { - /* transport types -- just used to define real constants */ - IB_OPCODE_RC = 0x00, - IB_OPCODE_UC = 0x20, - IB_OPCODE_RD = 0x40, - IB_OPCODE_UD = 0x60, - - /* operations -- just used to define real constants */ - IB_OPCODE_SEND_FIRST = 0x00, - IB_OPCODE_SEND_MIDDLE = 0x01, - IB_OPCODE_SEND_LAST = 0x02, - IB_OPCODE_SEND_LAST_WITH_IMMEDIATE = 0x03, - IB_OPCODE_SEND_ONLY = 0x04, - IB_OPCODE_SEND_ONLY_WITH_IMMEDIATE = 0x05, - IB_OPCODE_RDMA_WRITE_FIRST = 0x06, - IB_OPCODE_RDMA_WRITE_MIDDLE = 0x07, - IB_OPCODE_RDMA_WRITE_LAST = 0x08, - IB_OPCODE_RDMA_WRITE_LAST_WITH_IMMEDIATE = 0x09, - IB_OPCODE_RDMA_WRITE_ONLY = 0x0a, - IB_OPCODE_RDMA_WRITE_ONLY_WITH_IMMEDIATE = 0x0b, - IB_OPCODE_RDMA_READ_REQUEST = 0x0c, - IB_OPCODE_RDMA_READ_RESPONSE_FIRST = 0x0d, - IB_OPCODE_RDMA_READ_RESPONSE_MIDDLE = 0x0e, - IB_OPCODE_RDMA_READ_RESPONSE_LAST = 0x0f, - IB_OPCODE_RDMA_READ_RESPONSE_ONLY = 0x10, - IB_OPCODE_ACKNOWLEDGE = 0x11, - IB_OPCODE_ATOMIC_ACKNOWLEDGE = 0x12, - IB_OPCODE_COMPARE_SWAP = 0x13, - IB_OPCODE_FETCH_ADD = 0x14, - - /* real constants follow -- see comment about above IB_OPCODE() - macro for more details */ - - /* RC */ - IB_OPCODE(RC, SEND_FIRST), - IB_OPCODE(RC, SEND_MIDDLE), - IB_OPCODE(RC, SEND_LAST), - IB_OPCODE(RC, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(RC, SEND_ONLY), - IB_OPCODE(RC, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_WRITE_FIRST), - IB_OPCODE(RC, RDMA_WRITE_MIDDLE), - IB_OPCODE(RC, RDMA_WRITE_LAST), - IB_OPCODE(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_WRITE_ONLY), - IB_OPCODE(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_READ_REQUEST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_FIRST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_MIDDLE), - IB_OPCODE(RC, RDMA_READ_RESPONSE_LAST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_ONLY), - IB_OPCODE(RC, ACKNOWLEDGE), - IB_OPCODE(RC, ATOMIC_ACKNOWLEDGE), - IB_OPCODE(RC, COMPARE_SWAP), - IB_OPCODE(RC, FETCH_ADD), - - /* UC */ - IB_OPCODE(UC, SEND_FIRST), - IB_OPCODE(UC, SEND_MIDDLE), - IB_OPCODE(UC, SEND_LAST), - IB_OPCODE(UC, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(UC, SEND_ONLY), - IB_OPCODE(UC, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(UC, RDMA_WRITE_FIRST), - IB_OPCODE(UC, RDMA_WRITE_MIDDLE), - IB_OPCODE(UC, RDMA_WRITE_LAST), - IB_OPCODE(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(UC, RDMA_WRITE_ONLY), - IB_OPCODE(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - - /* RD */ - IB_OPCODE(RD, SEND_FIRST), - IB_OPCODE(RD, SEND_MIDDLE), - IB_OPCODE(RD, SEND_LAST), - IB_OPCODE(RD, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(RD, SEND_ONLY), - IB_OPCODE(RD, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_WRITE_FIRST), - IB_OPCODE(RD, RDMA_WRITE_MIDDLE), - IB_OPCODE(RD, RDMA_WRITE_LAST), - IB_OPCODE(RD, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_WRITE_ONLY), - IB_OPCODE(RD, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_READ_REQUEST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_FIRST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_MIDDLE), - IB_OPCODE(RD, RDMA_READ_RESPONSE_LAST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_ONLY), - IB_OPCODE(RD, ACKNOWLEDGE), - IB_OPCODE(RD, ATOMIC_ACKNOWLEDGE), - IB_OPCODE(RD, COMPARE_SWAP), - IB_OPCODE(RD, FETCH_ADD), - - /* UD */ - IB_OPCODE(UD, SEND_ONLY), - IB_OPCODE(UD, SEND_ONLY_WITH_IMMEDIATE) -}; - -enum { - IB_LNH_RAW = 0, - IB_LNH_IP = 1, - IB_LNH_IBA_LOCAL = 2, - IB_LNH_IBA_GLOBAL = 3 -}; - -struct ib_unpacked_lrh { - u8 virtual_lane; - u8 link_version; - u8 service_level; - u8 link_next_header; - __be16 destination_lid; - __be16 packet_length; - __be16 source_lid; -}; - -struct ib_unpacked_grh { - u8 ip_version; - u8 traffic_class; - __be32 flow_label; - __be16 payload_length; - u8 next_header; - u8 hop_limit; - union ib_gid source_gid; - union ib_gid destination_gid; -}; - -struct ib_unpacked_bth { - u8 opcode; - u8 solicited_event; - u8 mig_req; - u8 pad_count; - u8 transport_header_version; - __be16 pkey; - __be32 destination_qpn; - u8 ack_req; - __be32 psn; -}; - -struct ib_unpacked_deth { - __be32 qkey; - __be32 source_qpn; -}; - -struct ib_ud_header { - struct ib_unpacked_lrh lrh; - int grh_present; - struct ib_unpacked_grh grh; - struct ib_unpacked_bth bth; - struct ib_unpacked_deth deth; - int immediate_present; - __be32 immediate_data; -}; - -void ib_pack(const struct ib_field *desc, - int desc_len, - void *structure, - void *buf); - -void ib_unpack(const struct ib_field *desc, - int desc_len, - void *buf, - void *structure); - -void ib_ud_header_init(int payload_bytes, - int grh_present, - struct ib_ud_header *header); - -int ib_ud_header_pack(struct ib_ud_header *header, - void *buf); - -int ib_ud_header_unpack(void *buf, - struct ib_ud_header *header); - -#endif /* IB_PACK_H */ |