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Message-Id: <20210520143809.819-21-shiraz.saleem@intel.com>
Date: Thu, 20 May 2021 09:38:07 -0500
From: Shiraz Saleem <shiraz.saleem@...el.com>
To: dledford@...hat.com, jgg@...dia.com, kuba@...nel.org,
davem@...emloft.net
Cc: linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
david.m.ertman@...el.com, anthony.l.nguyen@...el.com,
Mustafa Ismail <mustafa.ismail@...el.com>,
Shiraz Saleem <shiraz.saleem@...el.com>
Subject: [PATCH v6 20/22] RDMA/irdma: Add ABI definitions
From: Mustafa Ismail <mustafa.ismail@...el.com>
Add ABI definitions for irdma.
Signed-off-by: Mustafa Ismail <mustafa.ismail@...el.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@...el.com>
---
include/uapi/rdma/irdma-abi.h | 111 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 111 insertions(+)
create mode 100644 include/uapi/rdma/irdma-abi.h
diff --git a/include/uapi/rdma/irdma-abi.h b/include/uapi/rdma/irdma-abi.h
new file mode 100644
index 0000000..26b638a
--- /dev/null
+++ b/include/uapi/rdma/irdma-abi.h
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
+/*
+ * Copyright (c) 2006 - 2021 Intel Corporation. All rights reserved.
+ * Copyright (c) 2005 Topspin Communications. All rights reserved.
+ * Copyright (c) 2005 Cisco Systems. All rights reserved.
+ * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
+ */
+
+#ifndef IRDMA_ABI_H
+#define IRDMA_ABI_H
+
+#include <linux/types.h>
+
+/* irdma must support legacy GEN_1 i40iw kernel
+ * and user-space whose last ABI ver is 5
+ */
+#define IRDMA_ABI_VER 5
+
+enum irdma_memreg_type {
+ IRDMA_MEMREG_TYPE_MEM = 0,
+ IRDMA_MEMREG_TYPE_QP = 1,
+ IRDMA_MEMREG_TYPE_CQ = 2,
+};
+
+struct irdma_alloc_ucontext_req {
+ __u32 rsvd32;
+ __u8 userspace_ver;
+ __u8 rsvd8[3];
+};
+
+struct irdma_alloc_ucontext_resp {
+ __u32 max_pds;
+ __u32 max_qps;
+ __u32 wq_size; /* size of the WQs (SQ+RQ) in the mmaped area */
+ __u8 kernel_ver;
+ __u8 rsvd[3];
+ __aligned_u64 feature_flags;
+ __aligned_u64 db_mmap_key;
+ __u32 max_hw_wq_frags;
+ __u32 max_hw_read_sges;
+ __u32 max_hw_inline;
+ __u32 max_hw_rq_quanta;
+ __u32 max_hw_wq_quanta;
+ __u32 min_hw_cq_size;
+ __u32 max_hw_cq_size;
+ __u16 max_hw_sq_chunk;
+ __u8 hw_rev;
+ __u8 rsvd2;
+};
+
+struct irdma_alloc_pd_resp {
+ __u32 pd_id;
+ __u8 rsvd[4];
+};
+
+struct irdma_resize_cq_req {
+ __aligned_u64 user_cq_buffer;
+};
+
+struct irdma_create_cq_req {
+ __aligned_u64 user_cq_buf;
+ __aligned_u64 user_shadow_area;
+};
+
+struct irdma_create_qp_req {
+ __aligned_u64 user_wqe_bufs;
+ __aligned_u64 user_compl_ctx;
+};
+
+struct irdma_mem_reg_req {
+ __u16 reg_type; /* enum irdma_memreg_type */
+ __u16 cq_pages;
+ __u16 rq_pages;
+ __u16 sq_pages;
+};
+
+struct irdma_modify_qp_req {
+ __u8 sq_flush;
+ __u8 rq_flush;
+ __u8 rsvd[6];
+};
+
+struct irdma_create_cq_resp {
+ __u32 cq_id;
+ __u32 cq_size;
+};
+
+struct irdma_create_qp_resp {
+ __u32 qp_id;
+ __u32 actual_sq_size;
+ __u32 actual_rq_size;
+ __u32 irdma_drv_opt;
+ __u16 push_idx;
+ __u8 lsmm;
+ __u8 rsvd;
+ __u32 qp_caps;
+};
+
+struct irdma_modify_qp_resp {
+ __aligned_u64 push_wqe_mmap_key;
+ __aligned_u64 push_db_mmap_key;
+ __u16 push_offset;
+ __u8 push_valid;
+ __u8 rsvd[5];
+};
+
+struct irdma_create_ah_resp {
+ __u32 ah_id;
+ __u8 rsvd[4];
+};
+#endif /* IRDMA_ABI_H */
--
1.8.3.1
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