diff options
Diffstat (limited to 'drivers/infiniband/include')
| -rw-r--r-- | drivers/infiniband/include/ib_cache.h | 103 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_fmr_pool.h | 92 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_mad.h | 404 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_pack.h | 245 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_sa.h | 308 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_smi.h | 96 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_user_mad.h | 123 | ||||
| -rw-r--r-- | drivers/infiniband/include/ib_verbs.h | 1252 |
8 files changed, 0 insertions, 2623 deletions
diff --git a/drivers/infiniband/include/ib_cache.h b/drivers/infiniband/include/ib_cache.h deleted file mode 100644 index 44ef6bb9b9d..00000000000 --- a/drivers/infiniband/include/ib_cache.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. 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_cache.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#ifndef _IB_CACHE_H -#define _IB_CACHE_H - -#include <ib_verbs.h> - -/** - * ib_get_cached_gid - Returns a cached GID table entry - * @device: The device to query. - * @port_num: The port number of the device to query. - * @index: The index into the cached GID table to query. - * @gid: The GID value found at the specified index. - * - * ib_get_cached_gid() fetches the specified GID table entry stored in - * the local software cache. - */ -int ib_get_cached_gid(struct ib_device *device, - u8 port_num, - int index, - union ib_gid *gid); - -/** - * ib_find_cached_gid - Returns the port number and GID table index where - * a specified GID value occurs. - * @device: The device to query. - * @gid: The GID value to search for. - * @port_num: The port number of the device where the GID value was found. - * @index: The index into the cached GID table where the GID was found. This - * parameter may be NULL. - * - * ib_find_cached_gid() searches for the specified GID value in - * the local software cache. - */ -int ib_find_cached_gid(struct ib_device *device, - union ib_gid *gid, - u8 *port_num, - u16 *index); - -/** - * ib_get_cached_pkey - Returns a cached PKey table entry - * @device: The device to query. - * @port_num: The port number of the device to query. - * @index: The index into the cached PKey table to query. - * @pkey: The PKey value found at the specified index. - * - * ib_get_cached_pkey() fetches the specified PKey table entry stored in - * the local software cache. - */ -int ib_get_cached_pkey(struct ib_device *device_handle, - u8 port_num, - int index, - u16 *pkey); - -/** - * ib_find_cached_pkey - Returns the PKey table index where a specified - * PKey value occurs. - * @device: The device to query. - * @port_num: The port number of the device to search for the PKey. - * @pkey: The PKey value to search for. - * @index: The index into the cached PKey table where the PKey was found. - * - * ib_find_cached_pkey() searches the specified PKey table in - * the local software cache. - */ -int ib_find_cached_pkey(struct ib_device *device, - u8 port_num, - u16 pkey, - u16 *index); - -#endif /* _IB_CACHE_H */ diff --git a/drivers/infiniband/include/ib_fmr_pool.h b/drivers/infiniband/include/ib_fmr_pool.h deleted file mode 100644 index e8769657cbb..00000000000 --- a/drivers/infiniband/include/ib_fmr_pool.h +++ /dev/null @@ -1,92 +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_fmr_pool.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#if !defined(IB_FMR_POOL_H) -#define IB_FMR_POOL_H - -#include <ib_verbs.h> - -struct ib_fmr_pool; - -/** - * struct ib_fmr_pool_param - Parameters for creating FMR pool - * @max_pages_per_fmr:Maximum number of pages per map request. - * @access:Access flags for FMRs in pool. - * @pool_size:Number of FMRs to allocate for pool. - * @dirty_watermark:Flush is triggered when @dirty_watermark dirty - * FMRs are present. - * @flush_function:Callback called when unmapped FMRs are flushed and - * more FMRs are possibly available for mapping - * @flush_arg:Context passed to user's flush function. - * @cache:If set, FMRs may be reused after unmapping for identical map - * requests. - */ -struct ib_fmr_pool_param { - int max_pages_per_fmr; - enum ib_access_flags access; - int pool_size; - int dirty_watermark; - void (*flush_function)(struct ib_fmr_pool *pool, - void * arg); - void *flush_arg; - unsigned cache:1; -}; - -struct ib_pool_fmr { - struct ib_fmr *fmr; - struct ib_fmr_pool *pool; - struct list_head list; - struct hlist_node cache_node; - int ref_count; - int remap_count; - u64 io_virtual_address; - int page_list_len; - u64 page_list[0]; -}; - -struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd *pd, - struct ib_fmr_pool_param *params); - -int ib_destroy_fmr_pool(struct ib_fmr_pool *pool); - -int ib_flush_fmr_pool(struct ib_fmr_pool *pool); - -struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, - u64 *page_list, - int list_len, - u64 *io_virtual_address); - -int ib_fmr_pool_unmap(struct ib_pool_fmr *fmr); - -#endif /* IB_FMR_POOL_H */ diff --git a/drivers/infiniband/include/ib_mad.h b/drivers/infiniband/include/ib_mad.h deleted file mode 100644 index 4a6bf6763a9..00000000000 --- a/drivers/infiniband/include/ib_mad.h +++ /dev/null @@ -1,404 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire 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_mad.h 1389 2004-12-27 22:56:47Z roland $ - */ - -#if !defined( IB_MAD_H ) -#define IB_MAD_H - -#include <ib_verbs.h> - -/* Management base version */ -#define IB_MGMT_BASE_VERSION 1 - -/* Management classes */ -#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01 -#define IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE 0x81 -#define IB_MGMT_CLASS_SUBN_ADM 0x03 -#define IB_MGMT_CLASS_PERF_MGMT 0x04 -#define IB_MGMT_CLASS_BM 0x05 -#define IB_MGMT_CLASS_DEVICE_MGMT 0x06 -#define IB_MGMT_CLASS_CM 0x07 -#define IB_MGMT_CLASS_SNMP 0x08 -#define IB_MGMT_CLASS_VENDOR_RANGE2_START 0x30 -#define IB_MGMT_CLASS_VENDOR_RANGE2_END 0x4F - -/* Management methods */ -#define IB_MGMT_METHOD_GET 0x01 -#define IB_MGMT_METHOD_SET 0x02 -#define IB_MGMT_METHOD_GET_RESP 0x81 -#define IB_MGMT_METHOD_SEND 0x03 -#define IB_MGMT_METHOD_TRAP 0x05 -#define IB_MGMT_METHOD_REPORT 0x06 -#define IB_MGMT_METHOD_REPORT_RESP 0x86 -#define IB_MGMT_METHOD_TRAP_REPRESS 0x07 - -#define IB_MGMT_METHOD_RESP 0x80 - -#define IB_MGMT_MAX_METHODS 128 - -#define IB_QP0 0 -#define IB_QP1 __constant_htonl(1) -#define IB_QP1_QKEY 0x80010000 - -struct ib_grh { - u32 version_tclass_flow; - u16 paylen; - u8 next_hdr; - u8 hop_limit; - union ib_gid sgid; - union ib_gid dgid; -} __attribute__ ((packed)); - -struct ib_mad_hdr { - u8 base_version; - u8 mgmt_class; - u8 class_version; - u8 method; - u16 status; - u16 class_specific; - u64 tid; - u16 attr_id; - u16 resv; - u32 attr_mod; -} __attribute__ ((packed)); - -struct ib_rmpp_hdr { - u8 rmpp_version; - u8 rmpp_type; - u8 rmpp_rtime_flags; - u8 rmpp_status; - u32 seg_num; - u32 paylen_newwin; -} __attribute__ ((packed)); - -struct ib_mad { - struct ib_mad_hdr mad_hdr; - u8 data[232]; -} __attribute__ ((packed)); - -struct ib_rmpp_mad { - struct ib_mad_hdr mad_hdr; - struct ib_rmpp_hdr rmpp_hdr; - u8 data[220]; -} __attribute__ ((packed)); - -struct ib_vendor_mad { - struct ib_mad_hdr mad_hdr; - struct ib_rmpp_hdr rmpp_hdr; - u8 reserved; - u8 oui[3]; - u8 data[216]; -} __attribute__ ((packed)); - -struct ib_mad_agent; -struct ib_mad_send_wc; -struct ib_mad_recv_wc; - -/** - * ib_mad_send_handler - callback handler for a sent MAD. - * @mad_agent: MAD agent that sent the MAD. - * @mad_send_wc: Send work completion information on the sent MAD. - */ -typedef void (*ib_mad_send_handler)(struct ib_mad_agent *mad_agent, - struct ib_mad_send_wc *mad_send_wc); - -/** - * ib_mad_snoop_handler - Callback handler for snooping sent MADs. - * @mad_agent: MAD agent that snooped the MAD. - * @send_wr: Work request information on the sent MAD. - * @mad_send_wc: Work completion information on the sent MAD. Valid - * only for snooping that occurs on a send completion. - * - * Clients snooping MADs should not modify data referenced by the @send_wr - * or @mad_send_wc. - */ -typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent, - struct ib_send_wr *send_wr, - struct ib_mad_send_wc *mad_send_wc); - -/** - * ib_mad_recv_handler - callback handler for a received MAD. - * @mad_agent: MAD agent requesting the received MAD. - * @mad_recv_wc: Received work completion information on the received MAD. - * - * MADs received in response to a send request operation will be handed to - * the user after the send operation completes. All data buffers given - * to registered agents through this routine are owned by the receiving - * client, except for snooping agents. Clients snooping MADs should not - * modify the data referenced by @mad_recv_wc. - */ -typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent, - struct ib_mad_recv_wc *mad_recv_wc); - -/** - * ib_mad_agent - Used to track MAD registration with the access layer. - * @device: Reference to device registration is on. - * @qp: Reference to QP used for sending and receiving MADs. - * @recv_handler: Callback handler for a received MAD. - * @send_handler: Callback handler for a sent MAD. - * @snoop_handler: Callback handler for snooped sent MADs. - * @context: User-specified context associated with this registration. - * @hi_tid: Access layer assigned transaction ID for this client. - * Unsolicited MADs sent by this client will have the upper 32-bits - * of their TID set to this value. - * @port_num: Port number on which QP is registered - */ -struct ib_mad_agent { - struct ib_device *device; - struct ib_qp *qp; - ib_mad_recv_handler recv_handler; - ib_mad_send_handler send_handler; - ib_mad_snoop_handler snoop_handler; - void *context; - u32 hi_tid; - u8 port_num; -}; - -/** - * ib_mad_send_wc - MAD send completion information. - * @wr_id: Work request identifier associated with the send MAD request. - * @status: Completion status. - * @vendor_err: Optional vendor error information returned with a failed - * request. - */ -struct ib_mad_send_wc { - u64 wr_id; - enum ib_wc_status status; - u32 vendor_err; -}; - -/** - * ib_mad_recv_buf - received MAD buffer information. - * @list: Reference to next data buffer for a received RMPP MAD. - * @grh: References a data buffer containing the global route header. - * The data refereced by this buffer is only valid if the GRH is - * valid. - * @mad: References the start of the received MAD. - */ -struct ib_mad_recv_buf { - struct list_head list; - struct ib_grh *grh; - struct ib_mad *mad; -}; - -/** - * ib_mad_recv_wc - received MAD information. - * @wc: Completion information for the received data. - * @recv_buf: Specifies the location of the received data buffer(s). - * @mad_len: The length of the received MAD, without duplicated headers. - * - * For received response, the wr_id field of the wc is set to the wr_id - * for the corresponding send request. - */ -struct ib_mad_recv_wc { - struct ib_wc *wc; - struct ib_mad_recv_buf recv_buf; - int mad_len; -}; - -/** - * ib_mad_reg_req - MAD registration request - * @mgmt_class: Indicates which management class of MADs should be receive - * by the caller. This field is only required if the user wishes to - * receive unsolicited MADs, otherwise it should be 0. - * @mgmt_class_version: Indicates which version of MADs for the given - * management class to receive. - * @oui: Indicates IEEE OUI when mgmt_class is a vendor class - * in the range from 0x30 to 0x4f. Otherwise not used. - * @method_mask: The caller will receive unsolicited MADs for any method - * where @method_mask = 1. - */ -struct ib_mad_reg_req { - u8 mgmt_class; - u8 mgmt_class_version; - u8 oui[3]; - DECLARE_BITMAP(method_mask, IB_MGMT_MAX_METHODS); -}; - -/** - * ib_register_mad_agent - Register to send/receive MADs. - * @device: The device to register with. - * @port_num: The port on the specified device to use. - * @qp_type: Specifies which QP to access. Must be either - * IB_QPT_SMI or IB_QPT_GSI. - * @mad_reg_req: Specifies which unsolicited MADs should be received - * by the caller. This parameter may be NULL if the caller only - * wishes to receive solicited responses. - * @rmpp_version: If set, indicates that the client will send - * and receive MADs that contain the RMPP header for the given version. - * If set to 0, indicates that RMPP is not used by this client. - * @send_handler: The completion callback routine invoked after a send - * request has completed. - * @recv_handler: The completion callback routine invoked for a received - * MAD. - * @context: User specified context associated with the registration. - */ -struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, - u8 port_num, - enum ib_qp_type qp_type, - struct ib_mad_reg_req *mad_reg_req, - u8 rmpp_version, - ib_mad_send_handler send_handler, - ib_mad_recv_handler recv_handler, - void *context); - -enum ib_mad_snoop_flags { - /*IB_MAD_SNOOP_POSTED_SENDS = 1,*/ - /*IB_MAD_SNOOP_RMPP_SENDS = (1<<1),*/ - IB_MAD_SNOOP_SEND_COMPLETIONS = (1<<2), - /*IB_MAD_SNOOP_RMPP_SEND_COMPLETIONS = (1<<3),*/ - IB_MAD_SNOOP_RECVS = (1<<4) - /*IB_MAD_SNOOP_RMPP_RECVS = (1<<5),*/ - /*IB_MAD_SNOOP_REDIRECTED_QPS = (1<<6)*/ -}; - -/** - * ib_register_mad_snoop - Register to snoop sent and received MADs. - * @device: The device to register with. - * @port_num: The port on the specified device to use. - * @qp_type: Specifies which QP traffic to snoop. Must be either - * IB_QPT_SMI or IB_QPT_GSI. - * @mad_snoop_flags: Specifies information where snooping occurs. - * @send_handler: The callback routine invoked for a snooped send. - * @recv_handler: The callback routine invoked for a snooped receive. - * @context: User specified context associated with the registration. - */ -struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device, - u8 port_num, - enum ib_qp_type qp_type, - int mad_snoop_flags, - ib_mad_snoop_handler snoop_handler, - ib_mad_recv_handler recv_handler, - void *context); - -/** - * ib_unregister_mad_agent - Unregisters a client from using MAD services. - * @mad_agent: Corresponding MAD registration request to deregister. - * - * After invoking this routine, MAD services are no longer usable by the - * client on the associated QP. - */ -int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent); - -/** - * ib_post_send_mad - Posts MAD(s) to the send queue of the QP associated - * with the registered client. - * @mad_agent: Specifies the associated registration to post the send to. - * @send_wr: Specifies the information needed to send the MAD(s). - * @bad_send_wr: Specifies the MAD on which an error was encountered. - * - * Sent MADs are not guaranteed to complete in the order that they were posted. - */ -int ib_post_send_mad(struct ib_mad_agent *mad_agent, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr); - -/** - * ib_coalesce_recv_mad - Coalesces received MAD data into a single buffer. - * @mad_recv_wc: Work completion information for a received MAD. - * @buf: User-provided data buffer to receive the coalesced buffers. The - * referenced buffer should be at least the size of the mad_len specified - * by @mad_recv_wc. - * - * This call copies a chain of received RMPP MADs into a single data buffer, - * removing duplicated headers. - */ -void ib_coalesce_recv_mad(struct ib_mad_recv_wc *mad_recv_wc, - void *buf); - -/** - * ib_free_recv_mad - Returns data buffers used to receive a MAD to the - * access layer. - * @mad_recv_wc: Work completion information for a received MAD. - * - * Clients receiving MADs through their ib_mad_recv_handler must call this - * routine to return the work completion buffers to the access layer. - */ -void ib_free_recv_mad(struct ib_mad_recv_wc *mad_recv_wc); - -/** - * ib_cancel_mad - Cancels an outstanding send MAD operation. - * @mad_agent: Specifies the registration associated with sent MAD. - * @wr_id: Indicates the work request identifier of the MAD to cancel. - * - * MADs will be returned to the user through the corresponding - * ib_mad_send_handler. - */ -void ib_cancel_mad(struct ib_mad_agent *mad_agent, - u64 wr_id); - -/** - * ib_redirect_mad_qp - Registers a QP for MAD services. - * @qp: Reference to a QP that requires MAD services. - * @rmpp_version: If set, indicates that the client will send - * and receive MADs that contain the RMPP header for the given version. - * If set to 0, indicates that RMPP is not used by this client. - * @send_handler: The completion callback routine invoked after a send - * request has completed. - * @recv_handler: The completion callback routine invoked for a received - * MAD. - * @context: User specified context associated with the registration. - * - * Use of this call allows clients to use MAD services, such as RMPP, - * on user-owned QPs. After calling this routine, users may send - * MADs on the specified QP by calling ib_mad_post_send. - */ -struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp, - u8 rmpp_version, - ib_mad_send_handler send_handler, - ib_mad_recv_handler recv_handler, - void *context); - -/** - * ib_process_mad_wc - Processes a work completion associated with a - * MAD sent or received on a redirected QP. - * @mad_agent: Specifies the registered MAD service using the redirected QP. - * @wc: References a work completion associated with a sent or received - * MAD segment. - * - * This routine is used to complete or continue processing on a MAD request. - * If the work completion is associated with a send operation, calling - * this routine is required to continue an RMPP transfer or to wait for a - * corresponding response, if it is a request. If the work completion is - * associated with a receive operation, calling this routine is required to - * process an inbound or outbound RMPP transfer, or to match a response MAD - * with its corresponding request. - */ -int ib_process_mad_wc(struct ib_mad_agent *mad_agent, - struct ib_wc *wc); - -#endif /* IB_MAD_H */ diff --git a/drivers/infiniband/include/ib_pack.h b/drivers/infiniband/include/ib_pack.h deleted file mode 100644 index fe480f3e865..00000000000 --- 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 */ diff --git a/drivers/infiniband/include/ib_sa.h b/drivers/infiniband/include/ib_sa.h deleted file mode 100644 index 00222285eb9..00000000000 --- a/drivers/infiniband/include/ib_sa.h +++ /dev/null @@ -1,308 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. 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_sa.h 1389 2004-12-27 22:56:47Z roland $ - */ - -#ifndef IB_SA_H -#define IB_SA_H - -#include <linux/compiler.h> - -#include <ib_verbs.h> -#include <ib_mad.h> - -enum { - IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */ - - IB_SA_METHOD_DELETE = 0x15 -}; - -enum ib_sa_selector { - IB_SA_GTE = 0, - IB_SA_LTE = 1, - IB_SA_EQ = 2, - /* - * The meaning of "best" depends on the attribute: for - * example, for MTU best will return the largest available - * MTU, while for packet life time, best will return the - * smallest available life time. - */ - IB_SA_BEST = 3 -}; - -enum ib_sa_rate { - IB_SA_RATE_2_5_GBPS = 2, - IB_SA_RATE_5_GBPS = 5, - IB_SA_RATE_10_GBPS = 3, - IB_SA_RATE_20_GBPS = 6, - IB_SA_RATE_30_GBPS = 4, - IB_SA_RATE_40_GBPS = 7, - IB_SA_RATE_60_GBPS = 8, - IB_SA_RATE_80_GBPS = 9, - IB_SA_RATE_120_GBPS = 10 -}; - -static inline int ib_sa_rate_enum_to_int(enum ib_sa_rate rate) -{ - switch (rate) { - case IB_SA_RATE_2_5_GBPS: return 1; - case IB_SA_RATE_5_GBPS: return 2; - case IB_SA_RATE_10_GBPS: return 4; - case IB_SA_RATE_20_GBPS: return 8; - case IB_SA_RATE_30_GBPS: return 12; - case IB_SA_RATE_40_GBPS: return 16; - case IB_SA_RATE_60_GBPS: return 24; - case IB_SA_RATE_80_GBPS: return 32; - case IB_SA_RATE_120_GBPS: return 48; - default: return -1; - } -} - -typedef u64 __bitwise ib_sa_comp_mask; - -#define IB_SA_COMP_MASK(n) ((__force ib_sa_comp_mask) cpu_to_be64(1ull << n)) - -/* - * Structures for SA records are named "struct ib_sa_xxx_rec." No - * attempt is made to pack structures to match the physical layout of - * SA records in SA MADs; all packing and unpacking is handled by the - * SA query code. - * - * For a record with structure ib_sa_xxx_rec, the naming convention - * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we - * never use different abbreviations or otherwise change the spelling - * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY). - * - * Reserved rows are indicated with comments to help maintainability. - */ - -/* reserved: 0 */ -/* reserved: 1 */ -#define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2) -#define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3) -#define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4) -#define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5) -#define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6) -/* reserved: 7 */ -#define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8) -#define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9) -#define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10) -#define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11) -#define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12) -#define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13) -/* reserved: 14 */ -#define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15) -#define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16) -#define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17) -#define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18) -#define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19) -#define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20) -#define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21) -#define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22) - -struct ib_sa_path_rec { - /* reserved */ - /* reserved */ - union ib_gid dgid; - union ib_gid sgid; - u16 dlid; - u16 slid; - int raw_traffic; - /* reserved */ - u32 flow_label; - u8 hop_limit; - u8 traffic_class; - int reversible; - u8 numb_path; - u16 pkey; - /* reserved */ - u8 sl; - u8 mtu_selector; - u8 mtu; - u8 rate_selector; - u8 rate; - u8 packet_life_time_selector; - u8 packet_life_time; - u8 preference; -}; - -#define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0) -#define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1) -#define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2) -#define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3) -#define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4) -#define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5) -#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6) -#define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7) -#define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8) -#define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9) -#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10) -#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11) -#define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12) -#define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13) -#define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14) -#define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15) -#define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16) -#define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17) - -struct ib_sa_mcmember_rec { - union ib_gid mgid; - union ib_gid port_gid; - u32 qkey; - u16 mlid; - u8 mtu_selector; - u8 mtu; - u8 traffic_class; - u16 pkey; - u8 rate_selector; - u8 rate; - u8 packet_life_time_selector; - u8 packet_life_time; - u8 sl; - u32 flow_label; - u8 hop_limit; - u8 scope; - u8 join_state; - int proxy_join; -}; - -struct ib_sa_query; - -void ib_sa_cancel_query(int id, struct ib_sa_query *query); - -int ib_sa_path_rec_get(struct ib_device *device, u8 port_num, - struct ib_sa_path_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, int gfp_mask, - void (*callback)(int status, - struct ib_sa_path_rec *resp, - void *context), - void *context, - struct ib_sa_query **query); - -int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num, - u8 method, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, int gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query); - -/** - * ib_sa_mcmember_rec_set - Start an MCMember set query - * @device:device to send query on - * @port_num: port number to send query on - * @rec:MCMember Record to send in query - * @comp_mask:component mask to send in query - * @timeout_ms:time to wait for response - * @gfp_mask:GFP mask to use for internal allocations - * @callback:function called when query completes, times out or is - * canceled - * @context:opaque user context passed to callback - * @sa_query:query context, used to cancel query - * - * Send an MCMember Set query to the SA (eg to join a multicast - * group). The callback function will be called when the query - * completes (or fails); status is 0 for a successful response, -EINTR - * if the query is canceled, -ETIMEDOUT is the query timed out, or - * -EIO if an error occurred sending the query. The resp parameter of - * the callback is only valid if status is 0. - * - * If the return value of ib_sa_mcmember_rec_set() is negative, it is - * an error code. Otherwise it is a query ID that can be used to - * cancel the query. - */ -static inline int -ib_sa_mcmember_rec_set(struct ib_device *device, u8 port_num, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, int gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query) -{ - return ib_sa_mcmember_rec_query(device, port_num, - IB_MGMT_METHOD_SET, - rec, comp_mask, - timeout_ms, gfp_mask, callback, - context, query); -} - -/** - * ib_sa_mcmember_rec_delete - Start an MCMember delete query - * @device:device to send query on - * @port_num: port number to send query on - * @rec:MCMember Record to send in query - * @comp_mask:component mask to send in query - * @timeout_ms:time to wait for response - * @gfp_mask:GFP mask to use for internal allocations - * @callback:function called when query completes, times out or is - * canceled - * @context:opaque user context passed to callback - * @sa_query:query context, used to cancel query - * - * Send an MCMember Delete query to the SA (eg to leave a multicast - * group). The callback function will be called when the query - * completes (or fails); status is 0 for a successful response, -EINTR - * if the query is canceled, -ETIMEDOUT is the query timed out, or - * -EIO if an error occurred sending the query. The resp parameter of - * the callback is only valid if status is 0. - * - * If the return value of ib_sa_mcmember_rec_delete() is negative, it - * is an error code. Otherwise it is a query ID that can be used to - * cancel the query. - */ -static inline int -ib_sa_mcmember_rec_delete(struct ib_device *device, u8 port_num, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, int gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query) -{ - return ib_sa_mcmember_rec_query(device, port_num, - IB_SA_METHOD_DELETE, - rec, comp_mask, - timeout_ms, gfp_mask, callback, - context, query); -} - - -#endif /* IB_SA_H */ diff --git a/drivers/infiniband/include/ib_smi.h b/drivers/infiniband/include/ib_smi.h deleted file mode 100644 index ca821651496..00000000000 --- a/drivers/infiniband/include/ib_smi.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire 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_smi.h 1389 2004-12-27 22:56:47Z roland $ - */ - -#if !defined( IB_SMI_H ) -#define IB_SMI_H - -#include <ib_mad.h> - -#define IB_LID_PERMISSIVE 0xFFFF - -#define IB_SMP_DATA_SIZE 64 -#define IB_SMP_MAX_PATH_HOPS 64 - -struct ib_smp { - u8 base_version; - u8 mgmt_class; - u8 class_version; - u8 method; - u16 status; - u8 hop_ptr; - u8 hop_cnt; - u64 tid; - u16 attr_id; - u16 resv; - u32 attr_mod; - u64 mkey; - u16 dr_slid; - u16 dr_dlid; - u8 reserved[28]; - u8 data[IB_SMP_DATA_SIZE]; - u8 initial_path[IB_SMP_MAX_PATH_HOPS]; - u8 return_path[IB_SMP_MAX_PATH_HOPS]; -} __attribute__ ((packed)); - -#define IB_SMP_DIRECTION __constant_htons(0x8000) - -/* Subnet management attributes */ -#define IB_SMP_ATTR_NOTICE __constant_htons(0x0002) -#define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010) -#define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011) -#define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012) -#define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014) -#define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015) -#define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016) -#define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017) -#define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018) -#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019) -#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A) -#define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B) -#define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020) -#define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030) -#define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031) -#define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00) - -static inline u8 -ib_get_smp_direction(struct ib_smp *smp) -{ - return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION); -} - -#endif /* IB_SMI_H */ diff --git a/drivers/infiniband/include/ib_user_mad.h b/drivers/infiniband/include/ib_user_mad.h deleted file mode 100644 index 06ad4a6075f..00000000000 --- a/drivers/infiniband/include/ib_user_mad.h +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. 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_user_mad.h 1389 2004-12-27 22:56:47Z roland $ - */ - -#ifndef IB_USER_MAD_H -#define IB_USER_MAD_H - -#include <linux/types.h> -#include <linux/ioctl.h> - -/* - * Increment this value if any changes that break userspace ABI - * compatibility are made. - */ -#define IB_USER_MAD_ABI_VERSION 2 - -/* - * Make sure that all structs defined in this file remain laid out so - * that they pack the same way on 32-bit and 64-bit architectures (to - * avoid incompatibility between 32-bit userspace and 64-bit kernels). - */ - -/** - * ib_user_mad - MAD packet - * @data - Contents of MAD - * @id - ID of agent MAD received with/to be sent with - * @status - 0 on successful receive, ETIMEDOUT if no response - * received (transaction ID in data[] will be set to TID of original - * request) (ignored on send) - * @timeout_ms - Milliseconds to wait for response (unset on receive) - * @qpn - Remote QP number received from/to be sent to - * @qkey - Remote Q_Key to be sent with (unset on receive) - * @lid - Remote lid received from/to be sent to - * @sl - Service level received with/to be sent with - * @path_bits - Local path bits received with/to be sent with - * @grh_present - If set, GRH was received/should be sent - * @gid_index - Local GID index to send with (unset on receive) - * @hop_limit - Hop limit in GRH - * @traffic_class - Traffic class in GRH - * @gid - Remote GID in GRH - * @flow_label - Flow label in GRH - * - * All multi-byte quantities are stored in network (big endian) byte order. - */ -struct ib_user_mad { - __u8 data[256]; - __u32 id; - __u32 status; - __u32 timeout_ms; - __u32 qpn; - __u32 qkey; - __u16 lid; - __u8 sl; - __u8 path_bits; - __u8 grh_present; - __u8 gid_index; - __u8 hop_limit; - __u8 traffic_class; - __u8 gid[16]; - __u32 flow_label; -}; - -/** - * ib_user_mad_reg_req - MAD registration request - * @id - Set by the kernel; used to identify agent in future requests. - * @qpn - Queue pair number; must be 0 or 1. - * @method_mask - The caller will receive unsolicited MADs for any method - * where @method_mask = 1. - * @mgmt_class - Indicates which management class of MADs should be receive - * by the caller. This field is only required if the user wishes to - * receive unsolicited MADs, otherwise it should be 0. - * @mgmt_class_version - Indicates which version of MADs for the given - * management class to receive. - * @oui: Indicates IEEE OUI when mgmt_class is a vendor class - * in the range from 0x30 to 0x4f. Otherwise not used. - */ -struct ib_user_mad_reg_req { - __u32 id; - __u32 method_mask[4]; - __u8 qpn; - __u8 mgmt_class; - __u8 mgmt_class_version; - __u8 oui[3]; -}; - -#define IB_IOCTL_MAGIC 0x1b - -#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \ - struct ib_user_mad_reg_req) - -#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, __u32) - -#endif /* IB_USER_MAD_H */ diff --git a/drivers/infiniband/include/ib_verbs.h b/drivers/infiniband/include/ib_verbs.h deleted file mode 100644 index cf01f044a22..00000000000 --- a/drivers/infiniband/include/ib_verbs.h +++ /dev/null @@ -1,1252 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire 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_verbs.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#if !defined(IB_VERBS_H) -#define IB_VERBS_H - -#include <linux/types.h> -#include <linux/device.h> -#include <asm/atomic.h> - -union ib_gid { - u8 raw[16]; - struct { - u64 subnet_prefix; - u64 interface_id; - } global; -}; - -enum ib_node_type { - IB_NODE_CA = 1, - IB_NODE_SWITCH, - IB_NODE_ROUTER -}; - -enum ib_device_cap_flags { - IB_DEVICE_RESIZE_MAX_WR = 1, - IB_DEVICE_BAD_PKEY_CNTR = (1<<1), - IB_DEVICE_BAD_QKEY_CNTR = (1<<2), - IB_DEVICE_RAW_MULTI = (1<<3), - IB_DEVICE_AUTO_PATH_MIG = (1<<4), - IB_DEVICE_CHANGE_PHY_PORT = (1<<5), - IB_DEVICE_UD_AV_PORT_ENFORCE = (1<<6), - IB_DEVICE_CURR_QP_STATE_MOD = (1<<7), - IB_DEVICE_SHUTDOWN_PORT = (1<<8), - IB_DEVICE_INIT_TYPE = (1<<9), - IB_DEVICE_PORT_ACTIVE_EVENT = (1<<10), - IB_DEVICE_SYS_IMAGE_GUID = (1<<11), - IB_DEVICE_RC_RNR_NAK_GEN = (1<<12), - IB_DEVICE_SRQ_RESIZE = (1<<13), - IB_DEVICE_N_NOTIFY_CQ = (1<<14), -}; - -enum ib_atomic_cap { - IB_ATOMIC_NONE, - IB_ATOMIC_HCA, - IB_ATOMIC_GLOB -}; - -struct ib_device_attr { - u64 fw_ver; - u64 node_guid; - u64 sys_image_guid; - u64 max_mr_size; - u64 page_size_cap; - u32 vendor_id; - u32 vendor_part_id; - u32 hw_ver; - int max_qp; - int max_qp_wr; - int device_cap_flags; - int max_sge; - int max_sge_rd; - int max_cq; - int max_cqe; - int max_mr; - int max_pd; - int max_qp_rd_atom; - int max_ee_rd_atom; - int max_res_rd_atom; - int max_qp_init_rd_atom; - int max_ee_init_rd_atom; - enum ib_atomic_cap atomic_cap; - int max_ee; - int max_rdd; - int max_mw; - int max_raw_ipv6_qp; - int max_raw_ethy_qp; - int max_mcast_grp; - int max_mcast_qp_attach; - int max_total_mcast_qp_attach; - int max_ah; - int max_fmr; - int max_map_per_fmr; - int max_srq; - int max_srq_wr; - int max_srq_sge; - u16 max_pkeys; - u8 local_ca_ack_delay; -}; - -enum ib_mtu { - IB_MTU_256 = 1, - IB_MTU_512 = 2, - IB_MTU_1024 = 3, - IB_MTU_2048 = 4, - IB_MTU_4096 = 5 -}; - -static inline int ib_mtu_enum_to_int(enum ib_mtu mtu) -{ - switch (mtu) { - case IB_MTU_256: return 256; - case IB_MTU_512: return 512; - case IB_MTU_1024: return 1024; - case IB_MTU_2048: return 2048; - case IB_MTU_4096: return 4096; - default: return -1; - } -} - -enum ib_port_state { - IB_PORT_NOP = 0, - IB_PORT_DOWN = 1, - IB_PORT_INIT = 2, - IB_PORT_ARMED = 3, - IB_PORT_ACTIVE = 4, - IB_PORT_ACTIVE_DEFER = 5 -}; - -enum ib_port_cap_flags { - IB_PORT_SM = 1 << 1, - IB_PORT_NOTICE_SUP = 1 << 2, - IB_PORT_TRAP_SUP = 1 << 3, - IB_PORT_OPT_IPD_SUP = 1 << 4, - IB_PORT_AUTO_MIGR_SUP = 1 << 5, - IB_PORT_SL_MAP_SUP = 1 << 6, - IB_PORT_MKEY_NVRAM = 1 << 7, - IB_PORT_PKEY_NVRAM = 1 << 8, - IB_PORT_LED_INFO_SUP = 1 << 9, - IB_PORT_SM_DISABLED = 1 << 10, - IB_PORT_SYS_IMAGE_GUID_SUP = 1 << 11, - IB_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12, - IB_PORT_CM_SUP = 1 << 16, - IB_PORT_SNMP_TUNNEL_SUP = 1 << 17, - IB_PORT_REINIT_SUP = 1 << 18, - IB_PORT_DEVICE_MGMT_SUP = 1 << 19, - IB_PORT_VENDOR_CLASS_SUP = 1 << 20, - IB_PORT_DR_NOTICE_SUP = 1 << 21, - IB_PORT_CAP_MASK_NOTICE_SUP = 1 << 22, - IB_PORT_BOOT_MGMT_SUP = 1 << 23, - IB_PORT_LINK_LATENCY_SUP = 1 << 24, - IB_PORT_CLIENT_REG_SUP = 1 << 25 -}; - -enum ib_port_width { - IB_WIDTH_1X = 1, - IB_WIDTH_4X = 2, - IB_WIDTH_8X = 4, - IB_WIDTH_12X = 8 -}; - -static inline int ib_width_enum_to_int(enum ib_port_width width) -{ - switch (width) { - case IB_WIDTH_1X: return 1; - case IB_WIDTH_4X: return 4; - case IB_WIDTH_8X: return 8; - case IB_WIDTH_12X: return 12; - default: return -1; - } -} - -struct ib_port_attr { - enum ib_port_state state; - enum ib_mtu max_mtu; - enum ib_mtu active_mtu; - int gid_tbl_len; - u32 port_cap_flags; - u32 max_msg_sz; - u32 bad_pkey_cntr; - u32 qkey_viol_cntr; - u16 pkey_tbl_len; - u16 lid; - u16 sm_lid; - u8 lmc; - u8 max_vl_num; - u8 sm_sl; - u8 subnet_timeout; - u8 init_type_reply; - u8 active_width; - u8 active_speed; - u8 phys_state; -}; - -enum ib_device_modify_flags { - IB_DEVICE_MODIFY_SYS_IMAGE_GUID = 1 -}; - -struct ib_device_modify { - u64 sys_image_guid; -}; - -enum ib_port_modify_flags { - IB_PORT_SHUTDOWN = 1, - IB_PORT_INIT_TYPE = (1<<2), - IB_PORT_RESET_QKEY_CNTR = (1<<3) -}; - -struct ib_port_modify { - u32 set_port_cap_mask; - u32 clr_port_cap_mask; - u8 init_type; -}; - -enum ib_event_type { - IB_EVENT_CQ_ERR, - IB_EVENT_QP_FATAL, - IB_EVENT_QP_REQ_ERR, - IB_EVENT_QP_ACCESS_ERR, - IB_EVENT_COMM_EST, - IB_EVENT_SQ_DRAINED, - IB_EVENT_PATH_MIG, - IB_EVENT_PATH_MIG_ERR, - IB_EVENT_DEVICE_FATAL, - IB_EVENT_PORT_ACTIVE, - IB_EVENT_PORT_ERR, - IB_EVENT_LID_CHANGE, - IB_EVENT_PKEY_CHANGE, - IB_EVENT_SM_CHANGE -}; - -struct ib_event { - struct ib_device *device; - union { - struct ib_cq *cq; - struct ib_qp *qp; - u8 port_num; - } element; - enum ib_event_type event; -}; - -struct ib_event_handler { - struct ib_device *device; - void (*handler)(struct ib_event_handler *, struct ib_event *); - struct list_head list; -}; - -#define INIT_IB_EVENT_HANDLER(_ptr, _device, _handler) \ - do { \ - (_ptr)->device = _device; \ - (_ptr)->handler = _handler; \ - INIT_LIST_HEAD(&(_ptr)->list); \ - } while (0) - -struct ib_global_route { - union ib_gid dgid; - u32 flow_label; - u8 sgid_index; - u8 hop_limit; - u8 traffic_class; -}; - -enum { - IB_MULTICAST_QPN = 0xffffff -}; - -enum ib_ah_flags { - IB_AH_GRH = 1 -}; - -struct ib_ah_attr { - struct ib_global_route grh; - u16 dlid; - u8 sl; - u8 src_path_bits; - u8 static_rate; - u8 ah_flags; - u8 port_num; -}; - -enum ib_wc_status { - IB_WC_SUCCESS, - IB_WC_LOC_LEN_ERR, - IB_WC_LOC_QP_OP_ERR, - IB_WC_LOC_EEC_OP_ERR, - IB_WC_LOC_PROT_ERR, - IB_WC_WR_FLUSH_ERR, - IB_WC_MW_BIND_ERR, - IB_WC_BAD_RESP_ERR, - IB_WC_LOC_ACCESS_ERR, - IB_WC_REM_INV_REQ_ERR, - IB_WC_REM_ACCESS_ERR, - IB_WC_REM_OP_ERR, - IB_WC_RETRY_EXC_ERR, - IB_WC_RNR_RETRY_EXC_ERR, - IB_WC_LOC_RDD_VIOL_ERR, - IB_WC_REM_INV_RD_REQ_ERR, - IB_WC_REM_ABORT_ERR, - IB_WC_INV_EECN_ERR, - IB_WC_INV_EEC_STATE_ERR, - IB_WC_FATAL_ERR, - IB_WC_RESP_TIMEOUT_ERR, - IB_WC_GENERAL_ERR -}; - -enum ib_wc_opcode { - IB_WC_SEND, - IB_WC_RDMA_WRITE, - IB_WC_RDMA_READ, - IB_WC_COMP_SWAP, - IB_WC_FETCH_ADD, - IB_WC_BIND_MW, -/* - * Set value of IB_WC_RECV so consumers can test if a completion is a - * receive by testing (opcode & IB_WC_RECV). - */ - IB_WC_RECV = 1 << 7, - IB_WC_RECV_RDMA_WITH_IMM -}; - -enum ib_wc_flags { - IB_WC_GRH = 1, - IB_WC_WITH_IMM = (1<<1) -}; - -struct ib_wc { - u64 wr_id; - enum ib_wc_status status; - enum ib_wc_opcode opcode; - u32 vendor_err; - u32 byte_len; - __be32 imm_data; - u32 qp_num; - u32 src_qp; - int wc_flags; - u16 pkey_index; - u16 slid; - u8 sl; - u8 dlid_path_bits; - u8 port_num; /* valid only for DR SMPs on switches */ -}; - -enum ib_cq_notify { - IB_CQ_SOLICITED, - IB_CQ_NEXT_COMP -}; - -struct ib_qp_cap { - u32 max_send_wr; - u32 max_recv_wr; - u32 max_send_sge; - u32 max_recv_sge; - u32 max_inline_data; -}; - -enum ib_sig_type { - IB_SIGNAL_ALL_WR, - IB_SIGNAL_REQ_WR -}; - -enum ib_qp_type { - /* - * IB_QPT_SMI and IB_QPT_GSI have to be the first two entries - * here (and in that order) since the MAD layer uses them as - * indices into a 2-entry table. - */ - IB_QPT_SMI, - IB_QPT_GSI, - - IB_QPT_RC, - IB_QPT_UC, - IB_QPT_UD, - IB_QPT_RAW_IPV6, - IB_QPT_RAW_ETY -}; - -struct ib_qp_init_attr { - void (*event_handler)(struct ib_event *, void *); - void *qp_context; - struct ib_cq *send_cq; - struct ib_cq *recv_cq; - struct ib_srq *srq; - struct ib_qp_cap cap; - enum ib_sig_type sq_sig_type; - enum ib_qp_type qp_type; - u8 port_num; /* special QP types only */ -}; - -enum ib_rnr_timeout { - IB_RNR_TIMER_655_36 = 0, - IB_RNR_TIMER_000_01 = 1, - IB_RNR_TIMER_000_02 = 2, - IB_RNR_TIMER_000_03 = 3, - IB_RNR_TIMER_000_04 = 4, - IB_RNR_TIMER_000_06 = 5, - IB_RNR_TIMER_000_08 = 6, - IB_RNR_TIMER_000_12 = 7, - IB_RNR_TIMER_000_16 = 8, - IB_RNR_TIMER_000_24 = 9, - IB_RNR_TIMER_000_32 = 10, - IB_RNR_TIMER_000_48 = 11, - IB_RNR_TIMER_000_64 = 12, - IB_RNR_TIMER_000_96 = 13, - IB_RNR_TIMER_001_28 = 14, - IB_RNR_TIMER_001_92 = 15, - IB_RNR_TIMER_002_56 = 16, - IB_RNR_TIMER_003_84 = 17, - IB_RNR_TIMER_005_12 = 18, - IB_RNR_TIMER_007_68 = 19, - IB_RNR_TIMER_010_24 = 20, - IB_RNR_TIMER_015_36 = 21, - IB_RNR_TIMER_020_48 = 22, - IB_RNR_TIMER_030_72 = 23, - IB_RNR_TIMER_040_96 = 24, - IB_RNR_TIMER_061_44 = 25, - IB_RNR_TIMER_081_92 = 26, - IB_RNR_TIMER_122_88 = 27, - IB_RNR_TIMER_163_84 = 28, - IB_RNR_TIMER_245_76 = 29, - IB_RNR_TIMER_327_68 = 30, - IB_RNR_TIMER_491_52 = 31 -}; - -enum ib_qp_attr_mask { - IB_QP_STATE = 1, - IB_QP_CUR_STATE = (1<<1), - IB_QP_EN_SQD_ASYNC_NOTIFY = (1<<2), - IB_QP_ACCESS_FLAGS = (1<<3), - IB_QP_PKEY_INDEX = (1<<4), - IB_QP_PORT = (1<<5), - IB_QP_QKEY = (1<<6), - IB_QP_AV = (1<<7), - IB_QP_PATH_MTU = (1<<8), - IB_QP_TIMEOUT = (1<<9), - IB_QP_RETRY_CNT = (1<<10), - IB_QP_RNR_RETRY = (1<<11), - IB_QP_RQ_PSN = (1<<12), - IB_QP_MAX_QP_RD_ATOMIC = (1<<13), - IB_QP_ALT_PATH = (1<<14), - IB_QP_MIN_RNR_TIMER = (1<<15), - IB_QP_SQ_PSN = (1<<16), - IB_QP_MAX_DEST_RD_ATOMIC = (1<<17), - IB_QP_PATH_MIG_STATE = (1<<18), - IB_QP_CAP = (1<<19), - IB_QP_DEST_QPN = (1<<20) -}; - -enum ib_qp_state { - IB_QPS_RESET, - IB_QPS_INIT, - IB_QPS_RTR, - IB_QPS_RTS, - IB_QPS_SQD, - IB_QPS_SQE, - IB_QPS_ERR -}; - -enum ib_mig_state { - IB_MIG_MIGRATED, - IB_MIG_REARM, - IB_MIG_ARMED -}; - -struct ib_qp_attr { - enum ib_qp_state qp_state; - enum ib_qp_state cur_qp_state; - enum ib_mtu path_mtu; - enum ib_mig_state path_mig_state; - u32 qkey; - u32 rq_psn; - u32 sq_psn; - u32 dest_qp_num; - int qp_access_flags; - struct ib_qp_cap cap; - struct ib_ah_attr ah_attr; - struct ib_ah_attr alt_ah_attr; - u16 pkey_index; - u16 alt_pkey_index; - u8 en_sqd_async_notify; - u8 sq_draining; - u8 max_rd_atomic; - u8 max_dest_rd_atomic; - u8 min_rnr_timer; - u8 port_num; - u8 timeout; - u8 retry_cnt; - u8 rnr_retry; - u8 alt_port_num; - u8 alt_timeout; -}; - -enum ib_wr_opcode { - IB_WR_RDMA_WRITE, - IB_WR_RDMA_WRITE_WITH_IMM, - IB_WR_SEND, - IB_WR_SEND_WITH_IMM, - IB_WR_RDMA_READ, - IB_WR_ATOMIC_CMP_AND_SWP, - IB_WR_ATOMIC_FETCH_AND_ADD -}; - -enum ib_send_flags { - IB_SEND_FENCE = 1, - IB_SEND_SIGNALED = (1<<1), - IB_SEND_SOLICITED = (1<<2), - IB_SEND_INLINE = (1<<3) -}; - -struct ib_sge { - u64 addr; - u32 length; - u32 lkey; -}; - -struct ib_send_wr { - struct ib_send_wr *next; - u64 wr_id; - struct ib_sge *sg_list; - int num_sge; - enum ib_wr_opcode opcode; - int send_flags; - u32 imm_data; - union { - struct { - u64 remote_addr; - u32 rkey; - } rdma; - struct { - u64 remote_addr; - u64 compare_add; - u64 swap; - u32 rkey; - } atomic; - struct { - struct ib_ah *ah; - struct ib_mad_hdr *mad_hdr; - u32 remote_qpn; - u32 remote_qkey; - int timeout_ms; /* valid for MADs only */ - u16 pkey_index; /* valid for GSI only */ - u8 port_num; /* valid for DR SMPs on switch only */ - } ud; - } wr; -}; - -struct ib_recv_wr { - struct ib_recv_wr *next; - u64 wr_id; - struct ib_sge *sg_list; - int num_sge; -}; - -enum ib_access_flags { - IB_ACCESS_LOCAL_WRITE = 1, - IB_ACCESS_REMOTE_WRITE = (1<<1), - IB_ACCESS_REMOTE_READ = (1<<2), - IB_ACCESS_REMOTE_ATOMIC = (1<<3), - IB_ACCESS_MW_BIND = (1<<4) -}; - -struct ib_phys_buf { - u64 addr; - u64 size; -}; - -struct ib_mr_attr { - struct ib_pd *pd; - u64 device_virt_addr; - u64 size; - int mr_access_flags; - u32 lkey; - u32 rkey; -}; - -enum ib_mr_rereg_flags { - IB_MR_REREG_TRANS = 1, - IB_MR_REREG_PD = (1<<1), - IB_MR_REREG_ACCESS = (1<<2) -}; - -struct ib_mw_bind { - struct ib_mr *mr; - u64 wr_id; - u64 addr; - u32 length; - int send_flags; - int mw_access_flags; -}; - -struct ib_fmr_attr { - int max_pages; - int max_maps; - u8 page_size; -}; - -struct ib_pd { - struct ib_device *device; - atomic_t usecnt; /* count all resources */ -}; - -struct ib_ah { - struct ib_device *device; - struct ib_pd *pd; -}; - -typedef void (*ib_comp_handler)(struct ib_cq *cq, void *cq_context); - -struct ib_cq { - struct ib_device *device; - ib_comp_handler comp_handler; - void (*event_handler)(struct ib_event *, void *); - void * cq_context; - int cqe; - atomic_t usecnt; /* count number of work queues */ -}; - -struct ib_srq { - struct ib_device *device; - struct ib_pd *pd; - void *srq_context; - atomic_t usecnt; -}; - -struct ib_qp { - struct ib_device *device; - struct ib_pd *pd; - struct ib_cq *send_cq; - struct ib_cq *recv_cq; - struct ib_srq *srq; - void (*event_handler)(struct ib_event *, void *); - void *qp_context; - u32 qp_num; - enum ib_qp_type qp_type; -}; - -struct ib_mr { - struct ib_device *device; - struct ib_pd *pd; - u32 lkey; - u32 rkey; - atomic_t usecnt; /* count number of MWs */ -}; - -struct ib_mw { - struct ib_device *device; - struct ib_pd *pd; - u32 rkey; -}; - -struct ib_fmr { - struct ib_device *device; - struct ib_pd *pd; - struct list_head list; - u32 lkey; - u32 rkey; -}; - -struct ib_mad; -struct ib_grh; - -enum ib_process_mad_flags { - IB_MAD_IGNORE_MKEY = 1, - IB_MAD_IGNORE_BKEY = 2, - IB_MAD_IGNORE_ALL = IB_MAD_IGNORE_MKEY | IB_MAD_IGNORE_BKEY -}; - -enum ib_mad_result { - IB_MAD_RESULT_FAILURE = 0, /* (!SUCCESS is the important flag) */ - IB_MAD_RESULT_SUCCESS = 1 << 0, /* MAD was successfully processed */ - IB_MAD_RESULT_REPLY = 1 << 1, /* Reply packet needs to be sent */ - IB_MAD_RESULT_CONSUMED = 1 << 2 /* Packet consumed: stop processing */ -}; - -#define IB_DEVICE_NAME_MAX 64 - -struct ib_cache { - rwlock_t lock; - struct ib_event_handler event_handler; - struct ib_pkey_cache **pkey_cache; - struct ib_gid_cache **gid_cache; -}; - -struct ib_device { - struct device *dma_device; - - char name[IB_DEVICE_NAME_MAX]; - - struct list_head event_handler_list; - spinlock_t event_handler_lock; - - struct list_head core_list; - struct list_head client_data_list; - spinlock_t client_data_lock; - - struct ib_cache cache; - - u32 flags; - - int (*query_device)(struct ib_device *device, - struct ib_device_attr *device_attr); - int (*query_port)(struct ib_device *device, - u8 port_num, - struct ib_port_attr *port_attr); - int (*query_gid)(struct ib_device *device, - u8 port_num, int index, - union ib_gid *gid); - int (*query_pkey)(struct ib_device *device, - u8 port_num, u16 index, u16 *pkey); - int (*modify_device)(struct ib_device *device, - int device_modify_mask, - struct ib_device_modify *device_modify); - int (*modify_port)(struct ib_device *device, - u8 port_num, int port_modify_mask, - struct ib_port_modify *port_modify); - struct ib_pd * (*alloc_pd)(struct ib_device *device); - int (*dealloc_pd)(struct ib_pd *pd); - struct ib_ah * (*create_ah)(struct ib_pd *pd, - struct ib_ah_attr *ah_attr); - int (*modify_ah)(struct ib_ah *ah, - struct ib_ah_attr *ah_attr); - int (*query_ah)(struct ib_ah *ah, - struct ib_ah_attr *ah_attr); - int (*destroy_ah)(struct ib_ah *ah); - struct ib_qp * (*create_qp)(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr); - int (*modify_qp)(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask); - int (*query_qp)(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask, - struct ib_qp_init_attr *qp_init_attr); - int (*destroy_qp)(struct ib_qp *qp); - int (*post_send)(struct ib_qp *qp, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr); - int (*post_recv)(struct ib_qp *qp, - struct ib_recv_wr *recv_wr, - struct ib_recv_wr **bad_recv_wr); - struct ib_cq * (*create_cq)(struct ib_device *device, - int cqe); - int (*destroy_cq)(struct ib_cq *cq); - int (*resize_cq)(struct ib_cq *cq, int *cqe); - int (*poll_cq)(struct ib_cq *cq, int num_entries, - struct ib_wc *wc); - int (*peek_cq)(struct ib_cq *cq, int wc_cnt); - int (*req_notify_cq)(struct ib_cq *cq, - enum ib_cq_notify cq_notify); - int (*req_ncomp_notif)(struct ib_cq *cq, - int wc_cnt); - struct ib_mr * (*get_dma_mr)(struct ib_pd *pd, - int mr_access_flags); - struct ib_mr * (*reg_phys_mr)(struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - int (*query_mr)(struct ib_mr *mr, - struct ib_mr_attr *mr_attr); - int (*dereg_mr)(struct ib_mr *mr); - int (*rereg_phys_mr)(struct ib_mr *mr, - int mr_rereg_mask, - struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - struct ib_mw * (*alloc_mw)(struct ib_pd *pd); - int (*bind_mw)(struct ib_qp *qp, - struct ib_mw *mw, - struct ib_mw_bind *mw_bind); - int (*dealloc_mw)(struct ib_mw *mw); - struct ib_fmr * (*alloc_fmr)(struct ib_pd *pd, - int mr_access_flags, - struct ib_fmr_attr *fmr_attr); - int (*map_phys_fmr)(struct ib_fmr *fmr, - u64 *page_list, int list_len, - u64 iova); - int (*unmap_fmr)(struct list_head *fmr_list); - int (*dealloc_fmr)(struct ib_fmr *fmr); - int (*attach_mcast)(struct ib_qp *qp, - union ib_gid *gid, - u16 lid); - int (*detach_mcast)(struct ib_qp *qp, - union ib_gid *gid, - u16 lid); - int (*process_mad)(struct ib_device *device, - int process_mad_flags, - u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, - struct ib_mad *out_mad); - - struct class_device class_dev; - struct kobject ports_parent; - struct list_head port_list; - - enum { - IB_DEV_UNINITIALIZED, - IB_DEV_REGISTERED, - IB_DEV_UNREGISTERED - } reg_state; - - u8 node_type; - u8 phys_port_cnt; -}; - -struct ib_client { - char *name; - void (*add) (struct ib_device *); - void (*remove)(struct ib_device *); - - struct list_head list; -}; - -struct ib_device *ib_alloc_device(size_t size); -void ib_dealloc_device(struct ib_device *device); - -int ib_register_device (struct ib_device *device); -void ib_unregister_device(struct ib_device *device); - -int ib_register_client (struct ib_client *client); -void ib_unregister_client(struct ib_client *client); - -void *ib_get_client_data(struct ib_device *device, struct ib_client *client); -void ib_set_client_data(struct ib_device *device, struct ib_client *client, - void *data); - -int ib_register_event_handler (struct ib_event_handler *event_handler); -int ib_unregister_event_handler(struct ib_event_handler *event_handler); -void ib_dispatch_event(struct ib_event *event); - -int ib_query_device(struct ib_device *device, - struct ib_device_attr *device_attr); - -int ib_query_port(struct ib_device *device, - u8 port_num, struct ib_port_attr *port_attr); - -int ib_query_gid(struct ib_device *device, - u8 port_num, int index, union ib_gid *gid); - -int ib_query_pkey(struct ib_device *device, - u8 port_num, u16 index, u16 *pkey); - -int ib_modify_device(struct ib_device *device, - int device_modify_mask, - struct ib_device_modify *device_modify); - -int ib_modify_port(struct ib_device *device, - u8 port_num, int port_modify_mask, - struct ib_port_modify *port_modify); - -/** - * ib_alloc_pd - Allocates an unused protection domain. - * @device: The device on which to allocate the protection domain. - * - * A protection domain object provides an association between QPs, shared - * receive queues, address handles, memory regions, and memory windows. - */ -struct ib_pd *ib_alloc_pd(struct ib_device *device); - -/** - * ib_dealloc_pd - Deallocates a protection domain. - * @pd: The protection domain to deallocate. - */ -int ib_dealloc_pd(struct ib_pd *pd); - -/** - * ib_create_ah - Creates an address handle for the given address vector. - * @pd: The protection domain associated with the address handle. - * @ah_attr: The attributes of the address vector. - * - * The address handle is used to reference a local or global destination - * in all UD QP post sends. - */ -struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); - -/** - * ib_modify_ah - Modifies the address vector associated with an address - * handle. - * @ah: The address handle to modify. - * @ah_attr: The new address vector attributes to associate with the - * address handle. - */ -int ib_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); - -/** - * ib_query_ah - Queries the address vector associated with an address - * handle. - * @ah: The address handle to query. - * @ah_attr: The address vector attributes associated with the address - * handle. - */ -int ib_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); - -/** - * ib_destroy_ah - Destroys an address handle. - * @ah: The address handle to destroy. - */ -int ib_destroy_ah(struct ib_ah *ah); - -/** - * ib_create_qp - Creates a QP associated with the specified protection - * domain. - * @pd: The protection domain associated with the QP. - * @qp_init_attr: A list of initial attributes required to create the QP. - */ -struct ib_qp *ib_create_qp(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr); - -/** - * ib_modify_qp - Modifies the attributes for the specified QP and then - * transitions the QP to the given state. - * @qp: The QP to modify. - * @qp_attr: On input, specifies the QP attributes to modify. On output, - * the current values of selected QP attributes are returned. - * @qp_attr_mask: A bit-mask used to specify which attributes of the QP - * are being modified. - */ -int ib_modify_qp(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask); - -/** - * ib_query_qp - Returns the attribute list and current values for the - * specified QP. - * @qp: The QP to query. - * @qp_attr: The attributes of the specified QP. - * @qp_attr_mask: A bit-mask used to select specific attributes to query. - * @qp_init_attr: Additional attributes of the selected QP. - * - * The qp_attr_mask may be used to limit the query to gathering only the - * selected attributes. - */ -int ib_query_qp(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask, - struct ib_qp_init_attr *qp_init_attr); - -/** - * ib_destroy_qp - Destroys the specified QP. - * @qp: The QP to destroy. - */ -int ib_destroy_qp(struct ib_qp *qp); - -/** - * ib_post_send - Posts a list of work requests to the send queue of - * the specified QP. - * @qp: The QP to post the work request on. - * @send_wr: A list of work requests to post on the send queue. - * @bad_send_wr: On an immediate failure, this parameter will reference - * the work request that failed to be posted on the QP. - */ -static inline int ib_post_send(struct ib_qp *qp, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr) -{ - return qp->device->post_send(qp, send_wr, bad_send_wr); -} - -/** - * ib_post_recv - Posts a list of work requests to the receive queue of - * the specified QP. - * @qp: The QP to post the work request on. - * @recv_wr: A list of work requests to post on the receive queue. - * @bad_recv_wr: On an immediate failure, this parameter will reference - * the work request that failed to be posted on the QP. - */ -static inline int ib_post_recv(struct ib_qp *qp, - struct ib_recv_wr *recv_wr, - struct ib_recv_wr **bad_recv_wr) -{ - return qp->device->post_recv(qp, recv_wr, bad_recv_wr); -} - -/** - * ib_create_cq - Creates a CQ on the specified device. - * @device: The device on which to create the CQ. - * @comp_handler: A user-specified callback that is invoked when a - * completion event occurs on the CQ. - * @event_handler: A user-specified callback that is invoked when an - * asynchronous event not associated with a completion occurs on the CQ. - * @cq_context: Context associated with the CQ returned to the user via - * the associated completion and event handlers. - * @cqe: The minimum size of the CQ. - * - * Users can examine the cq structure to determine the actual CQ size. - */ -struct ib_cq *ib_create_cq(struct ib_device *device, - ib_comp_handler comp_handler, - void (*event_handler)(struct ib_event *, void *), - void *cq_context, int cqe); - -/** - * ib_resize_cq - Modifies the capacity of the CQ. - * @cq: The CQ to resize. - * @cqe: The minimum size of the CQ. - * - * Users can examine the cq structure to determine the actual CQ size. - */ -int ib_resize_cq(struct ib_cq *cq, int cqe); - -/** - * ib_destroy_cq - Destroys the specified CQ. - * @cq: The CQ to destroy. - */ -int ib_destroy_cq(struct ib_cq *cq); - -/** - * ib_poll_cq - poll a CQ for completion(s) - * @cq:the CQ being polled - * @num_entries:maximum number of completions to return - * @wc:array of at least @num_entries &struct ib_wc where completions - * will be returned - * - * Poll a CQ for (possibly multiple) completions. If the return value - * is < 0, an error occurred. If the return value is >= 0, it is the - * number of completions returned. If the return value is - * non-negative and < num_entries, then the CQ was emptied. - */ -static inline int ib_poll_cq(struct ib_cq *cq, int num_entries, - struct ib_wc *wc) -{ - return cq->device->poll_cq(cq, num_entries, wc); -} - -/** - * ib_peek_cq - Returns the number of unreaped completions currently - * on the specified CQ. - * @cq: The CQ to peek. - * @wc_cnt: A minimum number of unreaped completions to check for. - * - * If the number of unreaped completions is greater than or equal to wc_cnt, - * this function returns wc_cnt, otherwise, it returns the actual number of - * unreaped completions. - */ -int ib_peek_cq(struct ib_cq *cq, int wc_cnt); - -/** - * ib_req_notify_cq - Request completion notification on a CQ. - * @cq: The CQ to generate an event for. - * @cq_notify: If set to %IB_CQ_SOLICITED, completion notification will - * occur on the next solicited event. If set to %IB_CQ_NEXT_COMP, - * notification will occur on the next completion. - */ -static inline int ib_req_notify_cq(struct ib_cq *cq, - enum ib_cq_notify cq_notify) -{ - return cq->device->req_notify_cq(cq, cq_notify); -} - -/** - * ib_req_ncomp_notif - Request completion notification when there are - * at least the specified number of unreaped completions on the CQ. - * @cq: The CQ to generate an event for. - * @wc_cnt: The number of unreaped completions that should be on the - * CQ before an event is generated. - */ -static inline int ib_req_ncomp_notif(struct ib_cq *cq, int wc_cnt) -{ - return cq->device->req_ncomp_notif ? - cq->device->req_ncomp_notif(cq, wc_cnt) : - -ENOSYS; -} - -/** - * ib_get_dma_mr - Returns a memory region for system memory that is - * usable for DMA. - * @pd: The protection domain associated with the memory region. - * @mr_access_flags: Specifies the memory access rights. - */ -struct ib_mr *ib_get_dma_mr(struct ib_pd *pd, int mr_access_flags); - -/** - * ib_reg_phys_mr - Prepares a virtually addressed memory region for use - * by an HCA. - * @pd: The protection domain associated assigned to the registered region. - * @phys_buf_array: Specifies a list of physical buffers to use in the - * memory region. - * @num_phys_buf: Specifies the size of the phys_buf_array. - * @mr_access_flags: Specifies the memory access rights. - * @iova_start: The offset of the region's starting I/O virtual address. - */ -struct ib_mr *ib_reg_phys_mr(struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - -/** - * ib_rereg_phys_mr - Modifies the attributes of an existing memory region. - * Conceptually, this call performs the functions deregister memory region - * followed by register physical memory region. Where possible, - * resources are reused instead of deallocated and reallocated. - * @mr: The memory region to modify. - * @mr_rereg_mask: A bit-mask used to indicate which of the following - * properties of the memory region are being modified. - * @pd: If %IB_MR_REREG_PD is set in mr_rereg_mask, this field specifies - * the new protection domain to associated with the memory region, - * otherwise, this parameter is ignored. - * @phys_buf_array: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this - * field specifies a list of physical buffers to use in the new - * translation, otherwise, this parameter is ignored. - * @num_phys_buf: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this - * field specifies the size of the phys_buf_array, otherwise, this - * parameter is ignored. - * @mr_access_flags: If %IB_MR_REREG_ACCESS is set in mr_rereg_mask, this - * field specifies the new memory access rights, otherwise, this - * parameter is ignored. - * @iova_start: The offset of the region's starting I/O virtual address. - */ -int ib_rereg_phys_mr(struct ib_mr *mr, - int mr_rereg_mask, - struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - -/** - * ib_query_mr - Retrieves information about a specific memory region. - * @mr: The memory region to retrieve information about. - * @mr_attr: The attributes of the specified memory region. - */ -int ib_query_mr(struct ib_mr *mr, struct ib_mr_attr *mr_attr); - -/** - * ib_dereg_mr - Deregisters a memory region and removes it from the - * HCA translation table. - * @mr: The memory region to deregister. - */ -int ib_dereg_mr(struct ib_mr *mr); - -/** - * ib_alloc_mw - Allocates a memory window. - * @pd: The protection domain associated with the memory window. - */ -struct ib_mw *ib_alloc_mw(struct ib_pd *pd); - -/** - * ib_bind_mw - Posts a work request to the send queue of the specified - * QP, which binds the memory window to the given address range and - * remote access attributes. - * @qp: QP to post the bind work request on. - * @mw: The memory window to bind. - * @mw_bind: Specifies information about the memory window, including - * its address range, remote access rights, and associated memory region. - */ -static inline int ib_bind_mw(struct ib_qp *qp, - struct ib_mw *mw, - struct ib_mw_bind *mw_bind) -{ - /* XXX reference counting in corresponding MR? */ - return mw->device->bind_mw ? - mw->device->bind_mw(qp, mw, mw_bind) : - -ENOSYS; -} - -/** - * ib_dealloc_mw - Deallocates a memory window. - * @mw: The memory window to deallocate. - */ -int ib_dealloc_mw(struct ib_mw *mw); - -/** - * ib_alloc_fmr - Allocates a unmapped fast memory region. - * @pd: The protection domain associated with the unmapped region. - * @mr_access_flags: Specifies the memory access rights. - * @fmr_attr: Attributes of the unmapped region. - * - * A fast memory region must be mapped before it can be used as part of - * a work request. - */ -struct ib_fmr *ib_alloc_fmr(struct ib_pd *pd, - int mr_access_flags, - struct ib_fmr_attr *fmr_attr); - -/** - * ib_map_phys_fmr - Maps a list of physical pages to a fast memory region. - * @fmr: The fast memory region to associate with the pages. - * @page_list: An array of physical pages to map to the fast memory region. - * @list_len: The number of pages in page_list. - * @iova: The I/O virtual address to use with the mapped region. - */ -static inline int ib_map_phys_fmr(struct ib_fmr *fmr, - u64 *page_list, int list_len, - u64 iova) -{ - return fmr->device->map_phys_fmr(fmr, page_list, list_len, iova); -} - -/** - * ib_unmap_fmr - Removes the mapping from a list of fast memory regions. - * @fmr_list: A linked list of fast memory regions to unmap. - */ -int ib_unmap_fmr(struct list_head *fmr_list); - -/** - * ib_dealloc_fmr - Deallocates a fast memory region. - * @fmr: The fast memory region to deallocate. - */ -int ib_dealloc_fmr(struct ib_fmr *fmr); - -/** - * ib_attach_mcast - Attaches the specified QP to a multicast group. - * @qp: QP to attach to the multicast group. The QP must be type - * IB_QPT_UD. - * @gid: Multicast group GID. - * @lid: Multicast group LID in host byte order. - * - * In order to send and receive multicast packets, subnet - * administration must have created the multicast group and configured - * the fabric appropriately. The port associated with the specified - * QP must also be a member of the multicast group. - */ -int ib_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); - -/** - * ib_detach_mcast - Detaches the specified QP from a multicast group. - * @qp: QP to detach from the multicast group. - * @gid: Multicast group GID. - * @lid: Multicast group LID in host byte order. - */ -int ib_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); - -#endif /* IB_VERBS_H */ |