5 files changed, 185 insertions, 3 deletions

diff --git a/include/uapi/rdma/ib_user_ioctl_verbs.h b/include/uapi/rdma/ib_user_ioctl_verbs.h
index fe15bc7e9f70..89e6a3f13191 100644
--- a/include/uapi/rdma/ib_user_ioctl_verbs.h
+++ b/include/uapi/rdma/ib_user_ioctl_verbs.h
@@ -255,6 +255,7 @@ enum rdma_driver_id {
 	RDMA_DRIVER_SIW,
 	RDMA_DRIVER_ERDMA,
 	RDMA_DRIVER_MANA,
+	RDMA_DRIVER_IONIC,
 };
 
 enum ib_uverbs_gid_type {
diff --git a/include/uapi/rdma/ib_user_sa.h b/include/uapi/rdma/ib_user_sa.h
index 435155d6e1c6..acfa20816bc6 100644
--- a/include/uapi/rdma/ib_user_sa.h
+++ b/include/uapi/rdma/ib_user_sa.h
@@ -74,4 +74,18 @@ struct ib_user_path_rec {
 	__u8	preference;
 };
 
+struct ib_user_service_rec {
+	__be64	id;
+	__u8	gid[16];
+	__be16	pkey;
+	__u8	reserved[2];
+	__be32	lease;
+	__u8	key[16];
+	__u8	name[64];
+	__u8	data_8[16];
+	__be16	data_16[8];
+	__be32	data_32[4];
+	__be64	data_64[2];
+};
+
 #endif /* IB_USER_SA_H */
diff --git a/include/uapi/rdma/ionic-abi.h b/include/uapi/rdma/ionic-abi.h
new file mode 100644
index 000000000000..7b589d3e9728
--- /dev/null
+++ b/include/uapi/rdma/ionic-abi.h
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* Copyright (C) 2018-2025, Advanced Micro Devices, Inc */
+
+#ifndef IONIC_ABI_H
+#define IONIC_ABI_H
+
+#include <linux/types.h>
+
+#define IONIC_ABI_VERSION	1
+
+#define IONIC_EXPDB_64		1
+#define IONIC_EXPDB_128		2
+#define IONIC_EXPDB_256		4
+#define IONIC_EXPDB_512		8
+
+#define IONIC_EXPDB_SQ		1
+#define IONIC_EXPDB_RQ		2
+
+#define IONIC_CMB_ENABLE	1
+#define IONIC_CMB_REQUIRE	2
+#define IONIC_CMB_EXPDB		4
+#define IONIC_CMB_WC		8
+#define IONIC_CMB_UC		16
+
+struct ionic_ctx_req {
+	__u32 rsvd[2];
+};
+
+struct ionic_ctx_resp {
+	__u32 rsvd;
+	__u32 page_shift;
+
+	__aligned_u64 dbell_offset;
+
+	__u16 version;
+	__u8 qp_opcodes;
+	__u8 admin_opcodes;
+
+	__u8 sq_qtype;
+	__u8 rq_qtype;
+	__u8 cq_qtype;
+	__u8 admin_qtype;
+
+	__u8 max_stride;
+	__u8 max_spec;
+	__u8 udma_count;
+	__u8 expdb_mask;
+	__u8 expdb_qtypes;
+
+	__u8 rsvd2[3];
+};
+
+struct ionic_qdesc {
+	__aligned_u64 addr;
+	__u32 size;
+	__u16 mask;
+	__u8 depth_log2;
+	__u8 stride_log2;
+};
+
+struct ionic_ah_resp {
+	__u32 ahid;
+	__u32 pad;
+};
+
+struct ionic_cq_req {
+	struct ionic_qdesc cq[2];
+	__u8 udma_mask;
+	__u8 rsvd[7];
+};
+
+struct ionic_cq_resp {
+	__u32 cqid[2];
+	__u8 udma_mask;
+	__u8 rsvd[7];
+};
+
+struct ionic_qp_req {
+	struct ionic_qdesc sq;
+	struct ionic_qdesc rq;
+	__u8 sq_spec;
+	__u8 rq_spec;
+	__u8 sq_cmb;
+	__u8 rq_cmb;
+	__u8 udma_mask;
+	__u8 rsvd[3];
+};
+
+struct ionic_qp_resp {
+	__u32 qpid;
+	__u8 sq_cmb;
+	__u8 rq_cmb;
+	__u8 udma_idx;
+	__u8 rsvd[1];
+	__aligned_u64 sq_cmb_offset;
+	__aligned_u64 rq_cmb_offset;
+};
+
+struct ionic_srq_req {
+	struct ionic_qdesc rq;
+	__u8 rq_spec;
+	__u8 rq_cmb;
+	__u8 udma_mask;
+	__u8 rsvd[5];
+};
+
+struct ionic_srq_resp {
+	__u32 qpid;
+	__u8 rq_cmb;
+	__u8 udma_idx;
+	__u8 rsvd[2];
+	__aligned_u64 rq_cmb_offset;
+};
+
+#endif /* IONIC_ABI_H */
diff --git a/include/uapi/rdma/irdma-abi.h b/include/uapi/rdma/irdma-abi.h
index bb18f15489e3..f7788d33376b 100644
--- a/include/uapi/rdma/irdma-abi.h
+++ b/include/uapi/rdma/irdma-abi.h
@@ -20,11 +20,14 @@ enum irdma_memreg_type {
 	IRDMA_MEMREG_TYPE_MEM  = 0,
 	IRDMA_MEMREG_TYPE_QP   = 1,
 	IRDMA_MEMREG_TYPE_CQ   = 2,
+	IRDMA_MEMREG_TYPE_SRQ  = 3,
 };
 
 enum {
 	IRDMA_ALLOC_UCTX_USE_RAW_ATTR = 1 << 0,
 	IRDMA_ALLOC_UCTX_MIN_HW_WQ_SIZE = 1 << 1,
+	IRDMA_ALLOC_UCTX_MAX_HW_SRQ_QUANTA = 1 << 2,
+	IRDMA_SUPPORT_WQE_FORMAT_V2 = 1 << 3,
 };
 
 struct irdma_alloc_ucontext_req {
@@ -54,7 +57,8 @@ struct irdma_alloc_ucontext_resp {
 	__u8 rsvd2;
 	__aligned_u64 comp_mask;
 	__u16 min_hw_wq_size;
-	__u8 rsvd3[6];
+	__u32 max_hw_srq_quanta;
+	__u8 rsvd3[2];
 };
 
 struct irdma_alloc_pd_resp {
@@ -71,6 +75,16 @@ struct irdma_create_cq_req {
 	__aligned_u64 user_shadow_area;
 };
 
+struct irdma_create_srq_req {
+	__aligned_u64 user_srq_buf;
+	__aligned_u64 user_shadow_area;
+};
+
+struct irdma_create_srq_resp {
+	__u32 srq_id;
+	__u32 srq_size;
+};
+
 struct irdma_create_qp_req {
 	__aligned_u64 user_wqe_bufs;
 	__aligned_u64 user_compl_ctx;
diff --git a/include/uapi/rdma/rdma_user_cm.h b/include/uapi/rdma/rdma_user_cm.h
index 7cea03581f79..5ded174687ee 100644
--- a/include/uapi/rdma/rdma_user_cm.h
+++ b/include/uapi/rdma/rdma_user_cm.h
@@ -67,7 +67,9 @@ enum {
 	RDMA_USER_CM_CMD_QUERY,
 	RDMA_USER_CM_CMD_BIND,
 	RDMA_USER_CM_CMD_RESOLVE_ADDR,
-	RDMA_USER_CM_CMD_JOIN_MCAST
+	RDMA_USER_CM_CMD_JOIN_MCAST,
+	RDMA_USER_CM_CMD_RESOLVE_IB_SERVICE,
+	RDMA_USER_CM_CMD_WRITE_CM_EVENT,
 };
 
 /* See IBTA Annex A11, servies ID bytes 4 & 5 */
@@ -147,7 +149,8 @@ struct rdma_ucm_resolve_route {
 enum {
 	RDMA_USER_CM_QUERY_ADDR,
 	RDMA_USER_CM_QUERY_PATH,
-	RDMA_USER_CM_QUERY_GID
+	RDMA_USER_CM_QUERY_GID,
+	RDMA_USER_CM_QUERY_IB_SERVICE
 };
 
 struct rdma_ucm_query {
@@ -187,6 +190,11 @@ struct rdma_ucm_query_path_resp {
 	struct ib_path_rec_data path_data[];
 };
 
+struct rdma_ucm_query_ib_service_resp {
+	__u32 num_service_recs;
+	struct ib_user_service_rec recs[];
+};
+
 struct rdma_ucm_conn_param {
 	__u32 qp_num;
 	__u32 qkey;
@@ -297,6 +305,7 @@ struct rdma_ucm_event_resp {
 	union {
 		struct rdma_ucm_conn_param conn;
 		struct rdma_ucm_ud_param   ud;
+		__u32 arg32[2];
 	} param;
 	__u32 reserved;
 	struct rdma_ucm_ece ece;
@@ -338,4 +347,33 @@ struct rdma_ucm_migrate_resp {
 	__u32 events_reported;
 };
 
+enum {
+	RDMA_USER_CM_IB_SERVICE_FLAG_ID = 1 << 0,
+	RDMA_USER_CM_IB_SERVICE_FLAG_NAME = 1 << 1,
+};
+
+#define RDMA_USER_CM_IB_SERVICE_NAME_SIZE 64
+struct rdma_ucm_ib_service {
+	__u64 service_id;
+	__u8  service_name[RDMA_USER_CM_IB_SERVICE_NAME_SIZE];
+	__u32 flags;
+	__u32 reserved;
+};
+
+struct rdma_ucm_resolve_ib_service {
+	__u32 id;
+	struct rdma_ucm_ib_service ibs;
+};
+
+struct rdma_ucm_write_cm_event {
+	__u32 id;
+	__u32 reserved;
+	__u32 event;
+	__u32 status;
+	union {
+		struct rdma_ucm_conn_param conn;
+		struct rdma_ucm_ud_param ud;
+		__u64 arg;
+	} param;
+};
 #endif /* RDMA_USER_CM_H */