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2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771 
 kernel/include/rdma/ib_mad.h
....@@ -1,40 +1,13 @@
1
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
12 /*
23  * Copyright (c) 2004 Mellanox Technologies Ltd.  All rights reserved.
34  * Copyright (c) 2004 Infinicon Corporation.  All rights reserved.
45  * Copyright (c) 2004 Intel Corporation.  All rights reserved.
56  * Copyright (c) 2004 Topspin Corporation.  All rights reserved.
67  * Copyright (c) 2004-2006 Voltaire Corporation.  All rights reserved.
7
- *
8
- * This software is available to you under a choice of one of two
9
- * licenses.  You may choose to be licensed under the terms of the GNU
10
- * General Public License (GPL) Version 2, available from the file
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- * COPYING in the main directory of this source tree, or the
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- * OpenIB.org BSD license below:
13
- *
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- *     Redistribution and use in source and binary forms, with or
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- *     without modification, are permitted provided that the following
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- *     conditions are met:
17
- *
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- *      - Redistributions of source code must retain the above
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- *        copyright notice, this list of conditions and the following
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- *        disclaimer.
21
- *
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- *      - Redistributions in binary form must reproduce the above
23
- *        copyright notice, this list of conditions and the following
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- *        disclaimer in the documentation and/or other materials
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- *        provided with the distribution.
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- *
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- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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- * SOFTWARE.
358  */
369 
37
-#if !defined(IB_MAD_H)
10
+#ifndef IB_MAD_H
3811 #define IB_MAD_H
3912 
4013 #include <linux/list.h>
....@@ -198,7 +171,7 @@
198171 	__be16			attr_offset;
199172 	__be16			reserved;
200173 	ib_sa_comp_mask		comp_mask;
201
-} __attribute__ ((packed));
174
+} __packed;
202175 
203176 struct ib_mad {
204177 	struct ib_mad_hdr	mad_hdr;
....@@ -227,7 +200,7 @@
227200 	struct ib_rmpp_hdr	rmpp_hdr;
228201 	struct ib_sa_hdr	sa_hdr;
229202 	u8			data[IB_MGMT_SA_DATA];
230
-} __attribute__ ((packed));
203
+} __packed;
231204 
232205 struct ib_vendor_mad {
233206 	struct ib_mad_hdr	mad_hdr;
....@@ -277,6 +250,7 @@
277250 	IB_PORT_SYS_IMAGE_GUID_SUP = 1 << 11,
278251 	IB_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
279252 	IB_PORT_EXTENDED_SPEEDS_SUP = 1 << 14,
253
+	IB_PORT_CAP_MASK2_SUP = 1 << 15,
280254 	IB_PORT_CM_SUP = 1 << 16,
281255 	IB_PORT_SNMP_TUNNEL_SUP = 1 << 17,
282256 	IB_PORT_REINIT_SUP = 1 << 18,
....@@ -293,6 +267,15 @@
293267 	IB_PORT_MCAST_PKEY_TRAP_SUPPRESSION_SUP = 1 << 29,
294268 	IB_PORT_MCAST_FDB_TOP_SUP = 1 << 30,
295269 	IB_PORT_HIERARCHY_INFO_SUP = 1ULL << 31,
270
+};
271
+
272
+enum ib_port_capability_mask2_bits {
273
+	IB_PORT_SET_NODE_DESC_SUP		= 1 << 0,
274
+	IB_PORT_EX_PORT_INFO_EX_SUP		= 1 << 1,
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+	IB_PORT_VIRT_SUP			= 1 << 2,
276
+	IB_PORT_SWITCH_PORT_STATE_TABLE_SUP	= 1 << 3,
277
+	IB_PORT_LINK_WIDTH_2X_SUP		= 1 << 4,
278
+	IB_PORT_LINK_SPEED_HDR_SUP		= 1 << 5,
296279 };
297280 
298281 #define OPA_CLASS_PORT_INFO_PR_SUPPORT BIT(26)
....@@ -549,20 +532,6 @@
549532 				    struct ib_mad_send_wc *mad_send_wc);
550533 
551534 /**
552
- * ib_mad_snoop_handler - Callback handler for snooping sent MADs.
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- * @mad_agent: MAD agent that snooped the MAD.
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- * @send_buf: send MAD data buffer.
555
- * @mad_send_wc: Work completion information on the sent MAD.  Valid
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- *   only for snooping that occurs on a send completion.
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- *
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- * Clients snooping MADs should not modify data referenced by the @send_buf
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- * or @mad_send_wc.
560
- */
561
-typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent,
562
-				     struct ib_mad_send_buf *send_buf,
563
-				     struct ib_mad_send_wc *mad_send_wc);
564
-
565
-/**
566535  * ib_mad_recv_handler - callback handler for a received MAD.
567536  * @mad_agent: MAD agent requesting the received MAD.
568537  * @send_buf: Send buffer if found, else NULL
....@@ -571,8 +540,7 @@
571540  * MADs received in response to a send request operation will be handed to
572541  * the user before the send operation completes.  All data buffers given
573542  * to registered agents through this routine are owned by the receiving
574
- * client, except for snooping agents.  Clients snooping MADs should not
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- * modify the data referenced by @mad_recv_wc.
543
+ * client.
576544  */
577545 typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent,
578546 				    struct ib_mad_send_buf *send_buf,
....@@ -585,7 +553,6 @@
585553  * @mr: Memory region for system memory usable for DMA.
586554  * @recv_handler: Callback handler for a received MAD.
587555  * @send_handler: Callback handler for a sent MAD.
588
- * @snoop_handler: Callback handler for snooped sent MADs.
589556  * @context: User-specified context associated with this registration.
590557  * @hi_tid: Access layer assigned transaction ID for this client.
591558  *   Unsolicited MADs sent by this client will have the upper 32-bits
....@@ -602,16 +569,14 @@
602569 	struct ib_qp		*qp;
603570 	ib_mad_recv_handler	recv_handler;
604571 	ib_mad_send_handler	send_handler;
605
-	ib_mad_snoop_handler	snoop_handler;
606572 	void			*context;
607573 	u32			hi_tid;
608574 	u32			flags;
575
+	void			*security;
576
+	struct list_head	mad_agent_sec_list;
609577 	u8			port_num;
610578 	u8			rmpp_version;
611
-	void			*security;
612579 	bool			smp_allowed;
613
-	bool			lsm_nb_reg;
614
-	struct notifier_block   lsm_nb;
615580 };
616581 
617582 /**
....@@ -711,36 +676,6 @@
711676 					   ib_mad_recv_handler recv_handler,
712677 					   void *context,
713678 					   u32 registration_flags);
714
-
715
-enum ib_mad_snoop_flags {
716
-	/*IB_MAD_SNOOP_POSTED_SENDS	   = 1,*/
717
-	/*IB_MAD_SNOOP_RMPP_SENDS	   = (1<<1),*/
718
-	IB_MAD_SNOOP_SEND_COMPLETIONS	   = (1<<2),
719
-	/*IB_MAD_SNOOP_RMPP_SEND_COMPLETIONS = (1<<3),*/
720
-	IB_MAD_SNOOP_RECVS		   = (1<<4)
721
-	/*IB_MAD_SNOOP_RMPP_RECVS	   = (1<<5),*/
722
-	/*IB_MAD_SNOOP_REDIRECTED_QPS	   = (1<<6)*/
723
-};
724
-
725
-/**
726
- * ib_register_mad_snoop - Register to snoop sent and received MADs.
727
- * @device: The device to register with.
728
- * @port_num: The port on the specified device to use.
729
- * @qp_type: Specifies which QP traffic to snoop.  Must be either
730
- *   IB_QPT_SMI or IB_QPT_GSI.
731
- * @mad_snoop_flags: Specifies information where snooping occurs.
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- * @send_handler: The callback routine invoked for a snooped send.
733
- * @recv_handler: The callback routine invoked for a snooped receive.
734
- * @context: User specified context associated with the registration.
735
- */
736
-struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device,
737
-					   u8 port_num,
738
-					   enum ib_qp_type qp_type,
739
-					   int mad_snoop_flags,
740
-					   ib_mad_snoop_handler snoop_handler,
741
-					   ib_mad_recv_handler recv_handler,
742
-					   void *context);
743
-
744679 /**
745680  * ib_unregister_mad_agent - Unregisters a client from using MAD services.
746681  * @mad_agent: Corresponding MAD registration request to deregister.
....@@ -804,46 +739,6 @@
804739  */
805740 int ib_modify_mad(struct ib_mad_agent *mad_agent,
806741 		  struct ib_mad_send_buf *send_buf, u32 timeout_ms);
807
-
808
-/**
809
- * ib_redirect_mad_qp - Registers a QP for MAD services.
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- * @qp: Reference to a QP that requires MAD services.
811
- * @rmpp_version: If set, indicates that the client will send
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- *   and receive MADs that contain the RMPP header for the given version.
813
- *   If set to 0, indicates that RMPP is not used by this client.
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- * @send_handler: The completion callback routine invoked after a send
815
- *   request has completed.
816
- * @recv_handler: The completion callback routine invoked for a received
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- *   MAD.
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- * @context: User specified context associated with the registration.
819
- *
820
- * Use of this call allows clients to use MAD services, such as RMPP,
821
- * on user-owned QPs.  After calling this routine, users may send
822
- * MADs on the specified QP by calling ib_mad_post_send.
823
- */
824
-struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp,
825
-					u8 rmpp_version,
826
-					ib_mad_send_handler send_handler,
827
-					ib_mad_recv_handler recv_handler,
828
-					void *context);
829
-
830
-/**
831
- * ib_process_mad_wc - Processes a work completion associated with a
832
- *   MAD sent or received on a redirected QP.
833
- * @mad_agent: Specifies the registered MAD service using the redirected QP.
834
- * @wc: References a work completion associated with a sent or received
835
- *   MAD segment.
836
- *
837
- * This routine is used to complete or continue processing on a MAD request.
838
- * If the work completion is associated with a send operation, calling
839
- * this routine is required to continue an RMPP transfer or to wait for a
840
- * corresponding response, if it is a request.  If the work completion is
841
- * associated with a receive operation, calling this routine is required to
842
- * process an inbound or outbound RMPP transfer, or to match a response MAD
843
- * with its corresponding request.
844
- */
845
-int ib_process_mad_wc(struct ib_mad_agent *mad_agent,
846
-		      struct ib_wc *wc);
847742 
848743 /**
849744  * ib_create_send_mad - Allocate and initialize a data buffer and work request