/* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * 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. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef MTHCA_DEV_H #define MTHCA_DEV_H #include <linux/spinlock.h> #include <linux/kernel.h> #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/timer.h> #include <linux/mutex.h> #include <linux/list.h> #include <linux/semaphore.h> #include "mthca_provider.h" #include "mthca_doorbell.h" #define DRV_NAME … #define PFX … #define DRV_VERSION … #define DRV_RELDATE … enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; struct mthca_cmd { … }; struct mthca_limits { … }; struct mthca_alloc { … }; struct mthca_array { … }; struct mthca_uar_table { … }; struct mthca_pd_table { … }; struct mthca_buddy { … }; struct mthca_mr_table { … }; struct mthca_eq_table { … }; struct mthca_cq_table { … }; struct mthca_srq_table { … }; struct mthca_qp_table { … }; struct mthca_av_table { … }; struct mthca_mcg_table { … }; struct mthca_catas_err { … }; extern struct mutex mthca_device_mutex; struct mthca_dev { … }; #ifdef CONFIG_INFINIBAND_MTHCA_DEBUG extern int mthca_debug_level; #define mthca_dbg(mdev, format, arg...) … #else /* CONFIG_INFINIBAND_MTHCA_DEBUG */ #define mthca_dbg … #endif /* CONFIG_INFINIBAND_MTHCA_DEBUG */ #define mthca_err(mdev, format, arg...) … #define mthca_info(mdev, format, arg...) … #define mthca_warn(mdev, format, arg...) … extern void __buggy_use_of_MTHCA_GET(void); extern void __buggy_use_of_MTHCA_PUT(void); #define MTHCA_GET(dest, source, offset) … #define MTHCA_PUT(dest, source, offset) … int mthca_reset(struct mthca_dev *mdev); u32 mthca_alloc(struct mthca_alloc *alloc); void mthca_free(struct mthca_alloc *alloc, u32 obj); int mthca_alloc_init(struct mthca_alloc *alloc, u32 num, u32 mask, u32 reserved); void mthca_alloc_cleanup(struct mthca_alloc *alloc); void *mthca_array_get(struct mthca_array *array, int index); int mthca_array_set(struct mthca_array *array, int index, void *value); void mthca_array_clear(struct mthca_array *array, int index); int mthca_array_init(struct mthca_array *array, int nent); void mthca_array_cleanup(struct mthca_array *array, int nent); int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct, union mthca_buf *buf, int *is_direct, struct mthca_pd *pd, int hca_write, struct mthca_mr *mr); void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf, int is_direct, struct mthca_mr *mr); int mthca_init_uar_table(struct mthca_dev *dev); int mthca_init_pd_table(struct mthca_dev *dev); int mthca_init_mr_table(struct mthca_dev *dev); int mthca_init_eq_table(struct mthca_dev *dev); int mthca_init_cq_table(struct mthca_dev *dev); int mthca_init_srq_table(struct mthca_dev *dev); int mthca_init_qp_table(struct mthca_dev *dev); int mthca_init_av_table(struct mthca_dev *dev); int mthca_init_mcg_table(struct mthca_dev *dev); void mthca_cleanup_uar_table(struct mthca_dev *dev); void mthca_cleanup_pd_table(struct mthca_dev *dev); void mthca_cleanup_mr_table(struct mthca_dev *dev); void mthca_cleanup_eq_table(struct mthca_dev *dev); void mthca_cleanup_cq_table(struct mthca_dev *dev); void mthca_cleanup_srq_table(struct mthca_dev *dev); void mthca_cleanup_qp_table(struct mthca_dev *dev); void mthca_cleanup_av_table(struct mthca_dev *dev); void mthca_cleanup_mcg_table(struct mthca_dev *dev); int mthca_register_device(struct mthca_dev *dev); void mthca_unregister_device(struct mthca_dev *dev); void mthca_start_catas_poll(struct mthca_dev *dev); void mthca_stop_catas_poll(struct mthca_dev *dev); int __mthca_restart_one(struct pci_dev *pdev); int mthca_catas_init(void); void mthca_catas_cleanup(void); int mthca_uar_alloc(struct mthca_dev *dev, struct mthca_uar *uar); void mthca_uar_free(struct mthca_dev *dev, struct mthca_uar *uar); int mthca_pd_alloc(struct mthca_dev *dev, int privileged, struct mthca_pd *pd); void mthca_pd_free(struct mthca_dev *dev, struct mthca_pd *pd); int mthca_write_mtt_size(struct mthca_dev *dev); struct mthca_mtt *mthca_alloc_mtt(struct mthca_dev *dev, int size); void mthca_free_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt); int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt, int start_index, u64 *buffer_list, int list_len); int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr); int mthca_mr_alloc_notrans(struct mthca_dev *dev, u32 pd, u32 access, struct mthca_mr *mr); int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, u64 *buffer_list, int buffer_size_shift, int list_len, u64 iova, u64 total_size, u32 access, struct mthca_mr *mr); void mthca_free_mr(struct mthca_dev *dev, struct mthca_mr *mr); int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt); void mthca_unmap_eq_icm(struct mthca_dev *dev); int mthca_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *entry); int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); int mthca_arbel_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); int mthca_init_cq(struct mthca_dev *dev, int nent, struct mthca_ucontext *ctx, u32 pdn, struct mthca_cq *cq); void mthca_free_cq(struct mthca_dev *dev, struct mthca_cq *cq); void mthca_cq_completion(struct mthca_dev *dev, u32 cqn); void mthca_cq_event(struct mthca_dev *dev, u32 cqn, enum ib_event_type event_type); void mthca_cq_clean(struct mthca_dev *dev, struct mthca_cq *cq, u32 qpn, struct mthca_srq *srq); void mthca_cq_resize_copy_cqes(struct mthca_cq *cq); int mthca_alloc_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int nent); void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq_buf *buf, int cqe); int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, struct ib_srq_attr *attr, struct mthca_srq *srq, struct ib_udata *udata); void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq); int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, enum ib_srq_attr_mask attr_mask, struct ib_udata *udata); int mthca_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr); int mthca_max_srq_sge(struct mthca_dev *dev); void mthca_srq_event(struct mthca_dev *dev, u32 srqn, enum ib_event_type event_type); void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr); int mthca_tavor_post_srq_recv(struct ib_srq *srq, const struct ib_recv_wr *wr, const struct ib_recv_wr **bad_wr); int mthca_arbel_post_srq_recv(struct ib_srq *srq, const struct ib_recv_wr *wr, const struct ib_recv_wr **bad_wr); void mthca_qp_event(struct mthca_dev *dev, u32 qpn, enum ib_event_type event_type); int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *qp_init_attr); int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); int mthca_tavor_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, const struct ib_send_wr **bad_wr); int mthca_tavor_post_receive(struct ib_qp *ibqp, const struct ib_recv_wr *wr, const struct ib_recv_wr **bad_wr); int mthca_arbel_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, const struct ib_send_wr **bad_wr); int mthca_arbel_post_receive(struct ib_qp *ibqp, const struct ib_recv_wr *wr, const struct ib_recv_wr **bad_wr); void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, int index, int *dbd, __be32 *new_wqe); int mthca_alloc_qp(struct mthca_dev *dev, struct mthca_pd *pd, struct mthca_cq *send_cq, struct mthca_cq *recv_cq, enum ib_qp_type type, enum ib_sig_type send_policy, struct ib_qp_cap *cap, struct mthca_qp *qp, struct ib_udata *udata); int mthca_alloc_sqp(struct mthca_dev *dev, struct mthca_pd *pd, struct mthca_cq *send_cq, struct mthca_cq *recv_cq, enum ib_sig_type send_policy, struct ib_qp_cap *cap, int qpn, u32 port, struct mthca_qp *qp, struct ib_udata *udata); void mthca_free_qp(struct mthca_dev *dev, struct mthca_qp *qp); int mthca_create_ah(struct mthca_dev *dev, struct mthca_pd *pd, struct rdma_ah_attr *ah_attr, struct mthca_ah *ah); int mthca_destroy_ah(struct mthca_dev *dev, struct mthca_ah *ah); int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah, struct ib_ud_header *header); int mthca_ah_query(struct ib_ah *ibah, struct rdma_ah_attr *attr); int mthca_ah_grh_present(struct mthca_ah *ah); u8 mthca_get_rate(struct mthca_dev *dev, int static_rate, u32 port); enum ib_rate mthca_rate_to_ib(struct mthca_dev *dev, u8 mthca_rate, u32 port); int mthca_multicast_attach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid); int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid); int mthca_process_mad(struct ib_device *ibdev, int mad_flags, u32 port_num, const struct ib_wc *in_wc, const struct ib_grh *in_grh, const struct ib_mad *in, struct ib_mad *out, size_t *out_mad_size, u16 *out_mad_pkey_index); int mthca_create_agents(struct mthca_dev *dev); void mthca_free_agents(struct mthca_dev *dev); static inline struct mthca_dev *to_mdev(struct ib_device *ibdev) { … } static inline int mthca_is_memfree(struct mthca_dev *dev) { … } #endif /* MTHCA_DEV_H */
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