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-rw-r--r--include/rdma/ib_verbs.h38
1 files changed, 32 insertions, 6 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 22fc886b9695..c1ad6273ac6c 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -5,7 +5,7 @@
* Copyright (c) 2004 Topspin Corporation. All rights reserved.
* Copyright (c) 2004 Voltaire Corporation. All rights reserved.
* Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved.
- * Copyright (c) 2005 Cisco Systems. All rights reserved.
+ * Copyright (c) 2005, 2006 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
@@ -222,11 +222,13 @@ struct ib_port_attr {
};
enum ib_device_modify_flags {
- IB_DEVICE_MODIFY_SYS_IMAGE_GUID = 1
+ IB_DEVICE_MODIFY_SYS_IMAGE_GUID = 1 << 0,
+ IB_DEVICE_MODIFY_NODE_DESC = 1 << 1
};
struct ib_device_modify {
u64 sys_image_guid;
+ char node_desc[64];
};
enum ib_port_modify_flags {
@@ -649,7 +651,7 @@ struct ib_mw_bind {
struct ib_fmr_attr {
int max_pages;
int max_maps;
- u8 page_size;
+ u8 page_shift;
};
struct ib_ucontext {
@@ -880,7 +882,8 @@ struct ib_device {
struct ib_ucontext *context,
struct ib_udata *udata);
int (*destroy_cq)(struct ib_cq *cq);
- int (*resize_cq)(struct ib_cq *cq, int cqe);
+ int (*resize_cq)(struct ib_cq *cq, int cqe,
+ struct ib_udata *udata);
int (*poll_cq)(struct ib_cq *cq, int num_entries,
struct ib_wc *wc);
int (*peek_cq)(struct ib_cq *cq, int wc_cnt);
@@ -950,6 +953,7 @@ struct ib_device {
u64 uverbs_cmd_mask;
int uverbs_abi_ver;
+ char node_desc[64];
__be64 node_guid;
u8 node_type;
u8 phys_port_cnt;
@@ -986,6 +990,24 @@ static inline int ib_copy_to_udata(struct ib_udata *udata, void *src, size_t len
return copy_to_user(udata->outbuf, src, len) ? -EFAULT : 0;
}
+/**
+ * ib_modify_qp_is_ok - Check that the supplied attribute mask
+ * contains all required attributes and no attributes not allowed for
+ * the given QP state transition.
+ * @cur_state: Current QP state
+ * @next_state: Next QP state
+ * @type: QP type
+ * @mask: Mask of supplied QP attributes
+ *
+ * This function is a helper function that a low-level driver's
+ * modify_qp method can use to validate the consumer's input. It
+ * checks that cur_state and next_state are valid QP states, that a
+ * transition from cur_state to next_state is allowed by the IB spec,
+ * and that the attribute mask supplied is allowed for the transition.
+ */
+int ib_modify_qp_is_ok(enum ib_qp_state cur_state, enum ib_qp_state next_state,
+ enum ib_qp_type type, enum ib_qp_attr_mask mask);
+
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);
@@ -1078,7 +1100,9 @@ int ib_destroy_ah(struct ib_ah *ah);
* ib_create_srq - Creates a SRQ associated with the specified protection
* domain.
* @pd: The protection domain associated with the SRQ.
- * @srq_init_attr: A list of initial attributes required to create the SRQ.
+ * @srq_init_attr: A list of initial attributes required to create the
+ * SRQ. If SRQ creation succeeds, then the attributes are updated to
+ * the actual capabilities of the created SRQ.
*
* srq_attr->max_wr and srq_attr->max_sge are read the determine the
* requested size of the SRQ, and set to the actual values allocated
@@ -1137,7 +1161,9 @@ static inline int ib_post_srq_recv(struct ib_srq *srq,
* 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.
+ * @qp_init_attr: A list of initial attributes required to create the
+ * QP. If QP creation succeeds, then the attributes are updated to
+ * the actual capabilities of the created QP.
*/
struct ib_qp *ib_create_qp(struct ib_pd *pd,
struct ib_qp_init_attr *qp_init_attr);
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