diff options
Diffstat (limited to 'include/rdma/ib_mad.h')
| -rw-r--r-- | include/rdma/ib_mad.h | 154 |
1 files changed, 21 insertions, 133 deletions
diff --git a/include/rdma/ib_mad.h b/include/rdma/ib_mad.h index fdef558e3a2d..8bd0e1eb393b 100644 --- a/include/rdma/ib_mad.h +++ b/include/rdma/ib_mad.h @@ -1,40 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ /* * 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) 2004-2006 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. */ -#if !defined(IB_MAD_H) +#ifndef IB_MAD_H #define IB_MAD_H #include <linux/list.h> @@ -75,6 +48,7 @@ #define IB_MGMT_METHOD_REPORT 0x06 #define IB_MGMT_METHOD_REPORT_RESP 0x86 #define IB_MGMT_METHOD_TRAP_REPRESS 0x07 +#define IB_MGMT_METHOD_GET_TABLE 0x12 #define IB_MGMT_METHOD_RESP 0x80 #define IB_BM_ATTR_MOD_RESP cpu_to_be32(1) @@ -198,7 +172,7 @@ struct ib_sa_hdr { __be16 attr_offset; __be16 reserved; ib_sa_comp_mask comp_mask; -} __attribute__ ((packed)); +} __packed; struct ib_mad { struct ib_mad_hdr mad_hdr; @@ -227,7 +201,7 @@ struct ib_sa_mad { struct ib_rmpp_hdr rmpp_hdr; struct ib_sa_hdr sa_hdr; u8 data[IB_MGMT_SA_DATA]; -} __attribute__ ((packed)); +} __packed; struct ib_vendor_mad { struct ib_mad_hdr mad_hdr; @@ -303,6 +277,9 @@ enum ib_port_capability_mask2_bits { IB_PORT_SWITCH_PORT_STATE_TABLE_SUP = 1 << 3, IB_PORT_LINK_WIDTH_2X_SUP = 1 << 4, IB_PORT_LINK_SPEED_HDR_SUP = 1 << 5, + IB_PORT_LINK_SPEED_NDR_SUP = 1 << 10, + IB_PORT_EXTENDED_SPEEDS2_SUP = 1 << 11, + IB_PORT_LINK_SPEED_XDR_SUP = 1 << 12, }; #define OPA_CLASS_PORT_INFO_PR_SUPPORT BIT(26) @@ -559,20 +536,6 @@ 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_buf: send MAD data buffer. - * @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_buf - * or @mad_send_wc. - */ -typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent, - struct ib_mad_send_buf *send_buf, - 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. * @send_buf: Send buffer if found, else NULL @@ -581,8 +544,7 @@ typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent, * MADs received in response to a send request operation will be handed to * the user before 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. + * client. */ typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent, struct ib_mad_send_buf *send_buf, @@ -595,7 +557,6 @@ typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent, * @mr: Memory region for system memory usable for DMA. * @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 @@ -612,16 +573,14 @@ struct ib_mad_agent { 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; u32 flags; + void *security; + struct list_head mad_agent_sec_list; u8 port_num; u8 rmpp_version; - void *security; bool smp_allowed; - bool lsm_nb_reg; - struct notifier_block lsm_nb; }; /** @@ -713,7 +672,7 @@ struct ib_mad_reg_req { * @registration_flags: Registration flags to set for this agent */ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, - u8 port_num, + u32 port_num, enum ib_qp_type qp_type, struct ib_mad_reg_req *mad_reg_req, u8 rmpp_version, @@ -721,36 +680,6 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, ib_mad_recv_handler recv_handler, void *context, u32 registration_flags); - -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. @@ -793,67 +722,26 @@ int ib_post_send_mad(struct ib_mad_send_buf *send_buf, 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. - * @send_buf: Indicates 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, - struct ib_mad_send_buf *send_buf); - -/** * ib_modify_mad - Modifies an outstanding send MAD operation. - * @mad_agent: Specifies the registration associated with sent MAD. * @send_buf: Indicates the MAD to modify. * @timeout_ms: New timeout value for sent MAD. * * This call will reset the timeout value for a sent MAD to the specified * value. */ -int ib_modify_mad(struct ib_mad_agent *mad_agent, - struct ib_mad_send_buf *send_buf, u32 timeout_ms); +int ib_modify_mad(struct ib_mad_send_buf *send_buf, u32 timeout_ms); /** - * 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. + * ib_cancel_mad - Cancels an outstanding send MAD operation. + * @send_buf: Indicates the MAD to cancel. * - * 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. + * MADs will be returned to the user through the corresponding + * ib_mad_send_handler. */ -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); +static inline void ib_cancel_mad(struct ib_mad_send_buf *send_buf) +{ + ib_modify_mad(send_buf, 0); +} /** * ib_create_send_mad - Allocate and initialize a data buffer and work request |