1 /* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB */ 2 /* 3 * Copyright (c) 2006 - 2021 Intel Corporation. All rights reserved. 4 * Copyright (c) 2005 Topspin Communications. All rights reserved. 5 * Copyright (c) 2005 Cisco Systems. All rights reserved. 6 * Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved. 7 */ 8 9 #ifndef IRDMA_ABI_H 10 #define IRDMA_ABI_H 11 12 #include <linux/types.h> 13 14 /* irdma must support legacy GEN_1 i40iw kernel 15 * and user-space whose last ABI ver is 5 16 */ 17 #define IRDMA_ABI_VER 5 18 19 enum irdma_memreg_type { 20 IRDMA_MEMREG_TYPE_MEM = 0, 21 IRDMA_MEMREG_TYPE_QP = 1, 22 IRDMA_MEMREG_TYPE_CQ = 2, 23 }; 24 25 struct irdma_alloc_ucontext_req { 26 __u32 rsvd32; 27 __u8 userspace_ver; 28 __u8 rsvd8[3]; 29 }; 30 31 struct irdma_alloc_ucontext_resp { 32 __u32 max_pds; 33 __u32 max_qps; 34 __u32 wq_size; /* size of the WQs (SQ+RQ) in the mmaped area */ 35 __u8 kernel_ver; 36 __u8 rsvd[3]; 37 __aligned_u64 feature_flags; 38 __aligned_u64 db_mmap_key; 39 __u32 max_hw_wq_frags; 40 __u32 max_hw_read_sges; 41 __u32 max_hw_inline; 42 __u32 max_hw_rq_quanta; 43 __u32 max_hw_wq_quanta; 44 __u32 min_hw_cq_size; 45 __u32 max_hw_cq_size; 46 __u16 max_hw_sq_chunk; 47 __u8 hw_rev; 48 __u8 rsvd2; 49 }; 50 51 struct irdma_alloc_pd_resp { 52 __u32 pd_id; 53 __u8 rsvd[4]; 54 }; 55 56 struct irdma_resize_cq_req { 57 __aligned_u64 user_cq_buffer; 58 }; 59 60 struct irdma_create_cq_req { 61 __aligned_u64 user_cq_buf; 62 __aligned_u64 user_shadow_area; 63 }; 64 65 struct irdma_create_qp_req { 66 __aligned_u64 user_wqe_bufs; 67 __aligned_u64 user_compl_ctx; 68 }; 69 70 struct irdma_mem_reg_req { 71 __u16 reg_type; /* enum irdma_memreg_type */ 72 __u16 cq_pages; 73 __u16 rq_pages; 74 __u16 sq_pages; 75 }; 76 77 struct irdma_modify_qp_req { 78 __u8 sq_flush; 79 __u8 rq_flush; 80 __u8 rsvd[6]; 81 }; 82 83 struct irdma_create_cq_resp { 84 __u32 cq_id; 85 __u32 cq_size; 86 }; 87 88 struct irdma_create_qp_resp { 89 __u32 qp_id; 90 __u32 actual_sq_size; 91 __u32 actual_rq_size; 92 __u32 irdma_drv_opt; 93 __u16 push_idx; 94 __u8 lsmm; 95 __u8 rsvd; 96 __u32 qp_caps; 97 }; 98 99 struct irdma_modify_qp_resp { 100 __aligned_u64 push_wqe_mmap_key; 101 __aligned_u64 push_db_mmap_key; 102 __u16 push_offset; 103 __u8 push_valid; 104 __u8 rsvd[5]; 105 }; 106 107 struct irdma_create_ah_resp { 108 __u32 ah_id; 109 __u8 rsvd[4]; 110 }; 111 #endif /* IRDMA_ABI_H */ 112