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-rw-r--r--include/rdma/ib_verbs.h100
1 files changed, 31 insertions, 69 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index ef2f3986c493..c0b2fa7e9b95 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1,3 +1,4 @@
+/* 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.
@@ -6,37 +7,9 @@
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
* Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
* Copyright (c) 2005, 2006, 2007 Cisco Systems. 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_VERBS_H)
+#ifndef IB_VERBS_H
#define IB_VERBS_H
#include <linux/types.h>
@@ -75,6 +48,7 @@ struct ib_umem_odp;
struct ib_uqp_object;
struct ib_usrq_object;
struct ib_uwq_object;
+struct rdma_cm_id;
extern struct workqueue_struct *ib_wq;
extern struct workqueue_struct *ib_comp_wq;
@@ -1566,9 +1540,8 @@ struct ib_xrcd {
struct ib_device *device;
atomic_t usecnt; /* count all exposed resources */
struct inode *inode;
-
- struct mutex tgt_qp_mutex;
- struct list_head tgt_qp_list;
+ struct rw_semaphore tgt_qps_rwsem;
+ struct xarray tgt_qps;
};
struct ib_ah {
@@ -2270,6 +2243,7 @@ struct rdma_netdev_alloc_params {
struct ib_odp_counters {
atomic64_t faults;
atomic64_t invalidations;
+ atomic64_t prefetch;
};
struct ib_counters {
@@ -2476,7 +2450,7 @@ struct ib_device_ops {
struct ib_pd *pd, struct ib_udata *udata);
int (*dereg_mr)(struct ib_mr *mr, struct ib_udata *udata);
struct ib_mr *(*alloc_mr)(struct ib_pd *pd, enum ib_mr_type mr_type,
- u32 max_num_sg, struct ib_udata *udata);
+ u32 max_num_sg);
struct ib_mr *(*alloc_mr_integrity)(struct ib_pd *pd,
u32 max_num_data_sg,
u32 max_num_meta_sg);
@@ -2493,9 +2467,8 @@ struct ib_device_ops {
int (*dealloc_mw)(struct ib_mw *mw);
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);
- struct ib_xrcd *(*alloc_xrcd)(struct ib_device *device,
- struct ib_udata *udata);
- int (*dealloc_xrcd)(struct ib_xrcd *xrcd, struct ib_udata *udata);
+ int (*alloc_xrcd)(struct ib_xrcd *xrcd, struct ib_udata *udata);
+ void (*dealloc_xrcd)(struct ib_xrcd *xrcd, struct ib_udata *udata);
struct ib_flow *(*create_flow)(struct ib_qp *qp,
struct ib_flow_attr *flow_attr,
int domain, struct ib_udata *udata);
@@ -2539,9 +2512,9 @@ struct ib_device_ops {
struct ib_mr *(*reg_dm_mr)(struct ib_pd *pd, struct ib_dm *dm,
struct ib_dm_mr_attr *attr,
struct uverbs_attr_bundle *attrs);
- struct ib_counters *(*create_counters)(
- struct ib_device *device, struct uverbs_attr_bundle *attrs);
- int (*destroy_counters)(struct ib_counters *counters);
+ int (*create_counters)(struct ib_counters *counters,
+ struct uverbs_attr_bundle *attrs);
+ void (*destroy_counters)(struct ib_counters *counters);
int (*read_counters)(struct ib_counters *counters,
struct ib_counters_read_attr *counters_read_attr,
struct uverbs_attr_bundle *attrs);
@@ -2581,8 +2554,13 @@ struct ib_device_ops {
/**
* Allows rdma drivers to add their own restrack attributes.
*/
- int (*fill_res_entry)(struct sk_buff *msg,
- struct rdma_restrack_entry *entry);
+ int (*fill_res_mr_entry)(struct sk_buff *msg, struct ib_mr *ibmr);
+ int (*fill_res_mr_entry_raw)(struct sk_buff *msg, struct ib_mr *ibmr);
+ int (*fill_res_cq_entry)(struct sk_buff *msg, struct ib_cq *ibcq);
+ int (*fill_res_cq_entry_raw)(struct sk_buff *msg, struct ib_cq *ibcq);
+ int (*fill_res_qp_entry)(struct sk_buff *msg, struct ib_qp *ibqp);
+ int (*fill_res_qp_entry_raw)(struct sk_buff *msg, struct ib_qp *ibqp);
+ int (*fill_res_cm_id_entry)(struct sk_buff *msg, struct rdma_cm_id *id);
/* Device lifecycle callbacks */
/*
@@ -2637,14 +2615,19 @@ struct ib_device_ops {
* Allows rdma drivers to add their own restrack attributes
* dumped via 'rdma stat' iproute2 command.
*/
- int (*fill_stat_entry)(struct sk_buff *msg,
- struct rdma_restrack_entry *entry);
+ int (*fill_stat_mr_entry)(struct sk_buff *msg, struct ib_mr *ibmr);
+
+ /* query driver for its ucontext properties */
+ int (*query_ucontext)(struct ib_ucontext *context,
+ struct uverbs_attr_bundle *attrs);
DECLARE_RDMA_OBJ_SIZE(ib_ah);
+ DECLARE_RDMA_OBJ_SIZE(ib_counters);
DECLARE_RDMA_OBJ_SIZE(ib_cq);
DECLARE_RDMA_OBJ_SIZE(ib_pd);
DECLARE_RDMA_OBJ_SIZE(ib_srq);
DECLARE_RDMA_OBJ_SIZE(ib_ucontext);
+ DECLARE_RDMA_OBJ_SIZE(ib_xrcd);
};
struct ib_core_device {
@@ -4263,14 +4246,8 @@ static inline int ib_dereg_mr(struct ib_mr *mr)
return ib_dereg_mr_user(mr, NULL);
}
-struct ib_mr *ib_alloc_mr_user(struct ib_pd *pd, enum ib_mr_type mr_type,
- u32 max_num_sg, struct ib_udata *udata);
-
-static inline struct ib_mr *ib_alloc_mr(struct ib_pd *pd,
- enum ib_mr_type mr_type, u32 max_num_sg)
-{
- return ib_alloc_mr_user(pd, mr_type, max_num_sg, NULL);
-}
+struct ib_mr *ib_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
+ u32 max_num_sg);
struct ib_mr *ib_alloc_mr_integrity(struct ib_pd *pd,
u32 max_num_data_sg,
@@ -4321,21 +4298,9 @@ int ib_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid);
*/
int ib_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid);
-/**
- * ib_alloc_xrcd - Allocates an XRC domain.
- * @device: The device on which to allocate the XRC domain.
- * @caller: Module name for kernel consumers
- */
-struct ib_xrcd *__ib_alloc_xrcd(struct ib_device *device, const char *caller);
-#define ib_alloc_xrcd(device) \
- __ib_alloc_xrcd((device), KBUILD_MODNAME)
-
-/**
- * ib_dealloc_xrcd - Deallocates an XRC domain.
- * @xrcd: The XRC domain to deallocate.
- * @udata: Valid user data or NULL for kernel object
- */
-int ib_dealloc_xrcd(struct ib_xrcd *xrcd, struct ib_udata *udata);
+struct ib_xrcd *ib_alloc_xrcd_user(struct ib_device *device,
+ struct inode *inode, struct ib_udata *udata);
+int ib_dealloc_xrcd_user(struct ib_xrcd *xrcd, struct ib_udata *udata);
static inline int ib_check_mr_access(int flags)
{
@@ -4417,9 +4382,6 @@ struct ib_wq *ib_create_wq(struct ib_pd *pd,
int ib_destroy_wq(struct ib_wq *wq, struct ib_udata *udata);
int ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *attr,
u32 wq_attr_mask);
-struct ib_rwq_ind_table *ib_create_rwq_ind_table(struct ib_device *device,
- struct ib_rwq_ind_table_init_attr*
- wq_ind_table_init_attr);
int ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *wq_ind_table);
int ib_map_mr_sg(struct ib_mr *mr, struct scatterlist *sg, int sg_nents,