/* * Copyright (c) 2012-2016 VMware, Inc. All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of EITHER the GNU General Public License * version 2 as published by the Free Software Foundation or the BSD * 2-Clause License. This program is distributed in the hope that it * will be useful, but WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License version 2 for more details at * http://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html. * * You should have received a copy of the GNU General Public License * along with this program available in the file COPYING in the main * directory of this source tree. * * The BSD 2-Clause License * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef __PVRDMA_H__ #define __PVRDMA_H__ #include <linux/compiler.h> #include <linux/interrupt.h> #include <linux/list.h> #include <linux/mutex.h> #include <linux/pci.h> #include <linux/semaphore.h> #include <linux/workqueue.h> #include <rdma/ib_umem.h> #include <rdma/ib_verbs.h> #include <rdma/vmw_pvrdma-abi.h> #include "pvrdma_ring.h" #include "pvrdma_dev_api.h" #include "pvrdma_verbs.h" /* NOT the same as BIT_MASK(). */ #define PVRDMA_MASK(n) … /* * VMware PVRDMA PCI device id. */ #define PCI_DEVICE_ID_VMWARE_PVRDMA … #define PVRDMA_NUM_RING_PAGES … #define PVRDMA_QP_NUM_HEADER_PAGES … struct pvrdma_dev; struct pvrdma_page_dir { … }; struct pvrdma_cq { … }; struct pvrdma_id_table { … }; struct pvrdma_uar_map { … }; struct pvrdma_uar_table { … }; struct pvrdma_ucontext { … }; struct pvrdma_pd { … }; struct pvrdma_mr { … }; struct pvrdma_user_mr { … }; struct pvrdma_wq { … }; struct pvrdma_ah { … }; struct pvrdma_srq { … }; struct pvrdma_qp { … }; struct pvrdma_dev { … }; struct pvrdma_netdevice_work { … }; static inline struct pvrdma_dev *to_vdev(struct ib_device *ibdev) { … } static inline struct pvrdma_ucontext *to_vucontext(struct ib_ucontext *ibucontext) { … } static inline struct pvrdma_pd *to_vpd(struct ib_pd *ibpd) { … } static inline struct pvrdma_cq *to_vcq(struct ib_cq *ibcq) { … } static inline struct pvrdma_srq *to_vsrq(struct ib_srq *ibsrq) { … } static inline struct pvrdma_user_mr *to_vmr(struct ib_mr *ibmr) { … } static inline struct pvrdma_qp *to_vqp(struct ib_qp *ibqp) { … } static inline struct pvrdma_ah *to_vah(struct ib_ah *ibah) { … } static inline void pvrdma_write_reg(struct pvrdma_dev *dev, u32 reg, u32 val) { … } static inline u32 pvrdma_read_reg(struct pvrdma_dev *dev, u32 reg) { … } static inline void pvrdma_write_uar_cq(struct pvrdma_dev *dev, u32 val) { … } static inline void pvrdma_write_uar_qp(struct pvrdma_dev *dev, u32 val) { … } static inline void *pvrdma_page_dir_get_ptr(struct pvrdma_page_dir *pdir, u64 offset) { … } static inline enum pvrdma_mtu ib_mtu_to_pvrdma(enum ib_mtu mtu) { … } static inline enum ib_mtu pvrdma_mtu_to_ib(enum pvrdma_mtu mtu) { … } static inline enum pvrdma_port_state ib_port_state_to_pvrdma( enum ib_port_state state) { … } static inline enum ib_port_state pvrdma_port_state_to_ib( enum pvrdma_port_state state) { … } static inline int pvrdma_port_cap_flags_to_ib(int flags) { … } static inline enum pvrdma_port_width ib_port_width_to_pvrdma( enum ib_port_width width) { … } static inline enum ib_port_width pvrdma_port_width_to_ib( enum pvrdma_port_width width) { … } static inline enum pvrdma_port_speed ib_port_speed_to_pvrdma( enum ib_port_speed speed) { … } static inline enum ib_port_speed pvrdma_port_speed_to_ib( enum pvrdma_port_speed speed) { … } static inline int ib_qp_attr_mask_to_pvrdma(int attr_mask) { … } static inline enum pvrdma_mig_state ib_mig_state_to_pvrdma( enum ib_mig_state state) { … } static inline enum ib_mig_state pvrdma_mig_state_to_ib( enum pvrdma_mig_state state) { … } static inline int ib_access_flags_to_pvrdma(int flags) { … } static inline int pvrdma_access_flags_to_ib(int flags) { … } static inline enum pvrdma_qp_type ib_qp_type_to_pvrdma(enum ib_qp_type type) { … } static inline enum pvrdma_qp_state ib_qp_state_to_pvrdma(enum ib_qp_state state) { … } static inline enum ib_qp_state pvrdma_qp_state_to_ib(enum pvrdma_qp_state state) { … } static inline enum pvrdma_wr_opcode ib_wr_opcode_to_pvrdma(enum ib_wr_opcode op) { … } static inline enum ib_wc_status pvrdma_wc_status_to_ib( enum pvrdma_wc_status status) { … } static inline int pvrdma_wc_opcode_to_ib(unsigned int opcode) { … } static inline int pvrdma_wc_flags_to_ib(int flags) { … } static inline int ib_send_flags_to_pvrdma(int flags) { … } static inline int pvrdma_network_type_to_ib(enum pvrdma_network_type type) { … } void pvrdma_qp_cap_to_ib(struct ib_qp_cap *dst, const struct pvrdma_qp_cap *src); void ib_qp_cap_to_pvrdma(struct pvrdma_qp_cap *dst, const struct ib_qp_cap *src); void pvrdma_gid_to_ib(union ib_gid *dst, const union pvrdma_gid *src); void ib_gid_to_pvrdma(union pvrdma_gid *dst, const union ib_gid *src); void pvrdma_global_route_to_ib(struct ib_global_route *dst, const struct pvrdma_global_route *src); void ib_global_route_to_pvrdma(struct pvrdma_global_route *dst, const struct ib_global_route *src); void pvrdma_ah_attr_to_rdma(struct rdma_ah_attr *dst, const struct pvrdma_ah_attr *src); void rdma_ah_attr_to_pvrdma(struct pvrdma_ah_attr *dst, const struct rdma_ah_attr *src); u8 ib_gid_type_to_pvrdma(enum ib_gid_type gid_type); int pvrdma_uar_table_init(struct pvrdma_dev *dev); void pvrdma_uar_table_cleanup(struct pvrdma_dev *dev); int pvrdma_uar_alloc(struct pvrdma_dev *dev, struct pvrdma_uar_map *uar); void pvrdma_uar_free(struct pvrdma_dev *dev, struct pvrdma_uar_map *uar); void _pvrdma_flush_cqe(struct pvrdma_qp *qp, struct pvrdma_cq *cq); int pvrdma_page_dir_init(struct pvrdma_dev *dev, struct pvrdma_page_dir *pdir, u64 npages, bool alloc_pages); void pvrdma_page_dir_cleanup(struct pvrdma_dev *dev, struct pvrdma_page_dir *pdir); int pvrdma_page_dir_insert_dma(struct pvrdma_page_dir *pdir, u64 idx, dma_addr_t daddr); int pvrdma_page_dir_insert_umem(struct pvrdma_page_dir *pdir, struct ib_umem *umem, u64 offset); dma_addr_t pvrdma_page_dir_get_dma(struct pvrdma_page_dir *pdir, u64 idx); int pvrdma_page_dir_insert_page_list(struct pvrdma_page_dir *pdir, u64 *page_list, int num_pages); int pvrdma_cmd_post(struct pvrdma_dev *dev, union pvrdma_cmd_req *req, union pvrdma_cmd_resp *rsp, unsigned resp_code); #endif /* __PVRDMA_H__ */
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