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rvt-abi.h

/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ /* * This file contains defines, structures, etc. that are used * to communicate between kernel and user code. */ #ifndef RVT_ABI_USER_H #define RVT_ABI_USER_H #include <linux/types.h> #include <rdma/ib_user_verbs.h> #ifndef RDMA_ATOMIC_UAPI #define RDMA_ATOMIC_UAPI(_type, _name) struct{ _type val; } _name #endif struct rvt_wqe_sge { __aligned_u64 addr; __u32 length; __u32 lkey; }; /* * This structure is used to contain the head pointer, tail pointer, * and completion queue entries as a single memory allocation so * it can be mmap'ed into user space. */ struct rvt_cq_wc { /* index of next entry to fill */ RDMA_ATOMIC_UAPI(__u32, head); /* index of next ib_poll_cq() entry */ RDMA_ATOMIC_UAPI(__u32, tail); /* these are actually size ibcq.cqe + 1 */ struct ib_uverbs_wc uqueue[]; }; /* * Receive work request queue entry. * The size of the sg_list is determined when the QP (or SRQ) is created * and stored in qp->r_rq.max_sge (or srq->rq.max_sge). */ struct rvt_rwqe { __u64 wr_id; __u8 num_sge; __u8 padding[7]; struct rvt_wqe_sge sg_list[]; }; /* * This structure is used to contain the head pointer, tail pointer, * and receive work queue entries as a single memory allocation so * it can be mmap'ed into user space. * Note that the wq array elements are variable size so you can't * just index into the array to get the N'th element; * use get_rwqe_ptr() for user space and rvt_get_rwqe_ptr() * for kernel space. */ struct rvt_rwq { /* new work requests posted to the head */ RDMA_ATOMIC_UAPI(__u32, head); /* receives pull requests from here. */ RDMA_ATOMIC_UAPI(__u32, tail); struct rvt_rwqe wq[]; }; #endif /* RVT_ABI_USER_H */

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docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

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curdir: /usr/include/rdma

	.		4096
	..		16384
X	bnxt_re-abi.h		5393
X	cxgb4-abi.h		3122
X	efa-abi.h		3490
X	erdma-abi.h		811
	hfi		4096
X	hns-abi.h		3446
X	ib_user_ioctl_cmds.h		9898
X	ib_user_ioctl_verbs.h		7939
X	ib_user_mad.h		8530
X	ib_user_sa.h		2305
X	ib_user_verbs.h		28965
X	irdma-abi.h		2378
X	mana-abi.h		1185
X	mlx4-abi.h		5117
X	mlx5-abi.h		13942
X	mlx5_user_ioctl_cmds.h		10785
X	mlx5_user_ioctl_verbs.h		3619
X	mthca-abi.h		3055
X	ocrdma-abi.h		4116
X	qedr-abi.h		4307
X	rdma_netlink.h		15074
X	rdma_user_cm.h		7132
X	rdma_user_ioctl.h		3751
X	rdma_user_ioctl_cmds.h		2621
X	rdma_user_rxe.h		4974
X	rvt-abi.h		1771
X	siw-abi.h		3430
X	vmw_pvrdma-abi.h		8011