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HW GEN1 and GEN2 have different min WQ sizes but they are currently set to the same value. Use a gen specific attribute min_hw_wq_size and extend ABI to pass it to user-space. Signed-off-by: Sindhu Devale <sindhu.devale@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Link: https://lore.kernel.org/r/20230725155525.1081-3-shiraz.saleem@intel.com Signed-off-by: Leon Romanovsky <leon@kernel.org>
121 lines
2.3 KiB
C
121 lines
2.3 KiB
C
/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB */
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/*
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* Copyright (c) 2006 - 2021 Intel Corporation. All rights reserved.
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* Copyright (c) 2005 Topspin Communications. All rights reserved.
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* Copyright (c) 2005 Cisco Systems. All rights reserved.
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* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.
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*/
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#ifndef IRDMA_ABI_H
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#define IRDMA_ABI_H
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#include <linux/types.h>
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/* irdma must support legacy GEN_1 i40iw kernel
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* and user-space whose last ABI ver is 5
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*/
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#define IRDMA_ABI_VER 5
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enum irdma_memreg_type {
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IRDMA_MEMREG_TYPE_MEM = 0,
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IRDMA_MEMREG_TYPE_QP = 1,
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IRDMA_MEMREG_TYPE_CQ = 2,
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};
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enum {
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IRDMA_ALLOC_UCTX_USE_RAW_ATTR = 1 << 0,
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IRDMA_ALLOC_UCTX_MIN_HW_WQ_SIZE = 1 << 1,
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};
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struct irdma_alloc_ucontext_req {
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__u32 rsvd32;
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__u8 userspace_ver;
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__u8 rsvd8[3];
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__aligned_u64 comp_mask;
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};
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struct irdma_alloc_ucontext_resp {
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__u32 max_pds;
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__u32 max_qps;
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__u32 wq_size; /* size of the WQs (SQ+RQ) in the mmaped area */
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__u8 kernel_ver;
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__u8 rsvd[3];
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__aligned_u64 feature_flags;
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__aligned_u64 db_mmap_key;
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__u32 max_hw_wq_frags;
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__u32 max_hw_read_sges;
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__u32 max_hw_inline;
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__u32 max_hw_rq_quanta;
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__u32 max_hw_wq_quanta;
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__u32 min_hw_cq_size;
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__u32 max_hw_cq_size;
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__u16 max_hw_sq_chunk;
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__u8 hw_rev;
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__u8 rsvd2;
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__aligned_u64 comp_mask;
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__u16 min_hw_wq_size;
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__u8 rsvd3[6];
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};
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struct irdma_alloc_pd_resp {
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__u32 pd_id;
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__u8 rsvd[4];
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};
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struct irdma_resize_cq_req {
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__aligned_u64 user_cq_buffer;
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};
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struct irdma_create_cq_req {
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__aligned_u64 user_cq_buf;
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__aligned_u64 user_shadow_area;
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};
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struct irdma_create_qp_req {
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__aligned_u64 user_wqe_bufs;
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__aligned_u64 user_compl_ctx;
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};
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struct irdma_mem_reg_req {
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__u16 reg_type; /* enum irdma_memreg_type */
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__u16 cq_pages;
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__u16 rq_pages;
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__u16 sq_pages;
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};
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struct irdma_modify_qp_req {
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__u8 sq_flush;
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__u8 rq_flush;
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__u8 rsvd[6];
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};
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struct irdma_create_cq_resp {
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__u32 cq_id;
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__u32 cq_size;
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};
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struct irdma_create_qp_resp {
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__u32 qp_id;
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__u32 actual_sq_size;
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__u32 actual_rq_size;
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__u32 irdma_drv_opt;
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__u16 push_idx;
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__u8 lsmm;
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__u8 rsvd;
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__u32 qp_caps;
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};
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struct irdma_modify_qp_resp {
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__aligned_u64 push_wqe_mmap_key;
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__aligned_u64 push_db_mmap_key;
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__u16 push_offset;
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__u8 push_valid;
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__u8 rsvd[5];
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};
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struct irdma_create_ah_resp {
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__u32 ah_id;
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__u8 rsvd[4];
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};
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#endif /* IRDMA_ABI_H */
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