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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 | /* This file is part of the Emulex RoCE Device Driver for * RoCE (RDMA over Converged Ethernet) adapters. * Copyright (C) 2012-2015 Emulex. All rights reserved. * EMULEX and SLI are trademarks of Emulex. * www.emulex.com * * 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 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. * * 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. * * Contact Information: * linux-drivers@emulex.com * * Emulex * 3333 Susan Street * Costa Mesa, CA 92626 */ #ifndef __OCRDMA_HW_H__ #define __OCRDMA_HW_H__ #include "ocrdma_sli.h" static inline void ocrdma_cpu_to_le32(void *dst, u32 len) { #ifdef __BIG_ENDIAN int i = 0; u32 *src_ptr = dst; u32 *dst_ptr = dst; for (; i < (len / 4); i++) *(dst_ptr + i) = cpu_to_le32p(src_ptr + i); #endif } static inline void ocrdma_le32_to_cpu(void *dst, u32 len) { #ifdef __BIG_ENDIAN int i = 0; u32 *src_ptr = dst; u32 *dst_ptr = dst; for (; i < (len / sizeof(u32)); i++) *(dst_ptr + i) = le32_to_cpu(*(src_ptr + i)); #endif } static inline void ocrdma_copy_cpu_to_le32(void *dst, void *src, u32 len) { #ifdef __BIG_ENDIAN int i = 0; u32 *src_ptr = src; u32 *dst_ptr = dst; for (; i < (len / sizeof(u32)); i++) *(dst_ptr + i) = cpu_to_le32p(src_ptr + i); #else memcpy(dst, src, len); #endif } static inline void ocrdma_copy_le32_to_cpu(void *dst, void *src, u32 len) { #ifdef __BIG_ENDIAN int i = 0; u32 *src_ptr = src; u32 *dst_ptr = dst; for (; i < len / sizeof(u32); i++) *(dst_ptr + i) = le32_to_cpu(*(src_ptr + i)); #else memcpy(dst, src, len); #endif } static inline u64 ocrdma_get_db_addr(struct ocrdma_dev *dev, u32 pdid) { return dev->nic_info.unmapped_db + (pdid * dev->nic_info.db_page_size); } int ocrdma_init_hw(struct ocrdma_dev *); void ocrdma_cleanup_hw(struct ocrdma_dev *); enum ib_qp_state get_ibqp_state(enum ocrdma_qp_state qps); void ocrdma_ring_cq_db(struct ocrdma_dev *, u16 cq_id, bool armed, bool solicited, u16 cqe_popped); /* verbs specific mailbox commands */ int ocrdma_mbx_get_link_speed(struct ocrdma_dev *dev, u8 *lnk_speed, u8 *lnk_st); int ocrdma_query_config(struct ocrdma_dev *, struct ocrdma_mbx_query_config *config); int ocrdma_mbx_alloc_pd(struct ocrdma_dev *, struct ocrdma_pd *); int ocrdma_mbx_dealloc_pd(struct ocrdma_dev *, struct ocrdma_pd *); int ocrdma_mbx_alloc_lkey(struct ocrdma_dev *, struct ocrdma_hw_mr *hwmr, u32 pd_id, int addr_check); int ocrdma_mbx_dealloc_lkey(struct ocrdma_dev *, int fmr, u32 lkey); int ocrdma_reg_mr(struct ocrdma_dev *, struct ocrdma_hw_mr *hwmr, u32 pd_id, int acc); int ocrdma_mbx_create_cq(struct ocrdma_dev *, struct ocrdma_cq *, int entries, int dpp_cq, u16 pd_id); void ocrdma_mbx_destroy_cq(struct ocrdma_dev *dev, struct ocrdma_cq *cq); int ocrdma_mbx_create_qp(struct ocrdma_qp *, struct ib_qp_init_attr *attrs, u8 enable_dpp_cq, u16 dpp_cq_id, u16 *dpp_offset, u16 *dpp_credit_lmt); int ocrdma_mbx_modify_qp(struct ocrdma_dev *, struct ocrdma_qp *, struct ib_qp_attr *attrs, int attr_mask); int ocrdma_mbx_query_qp(struct ocrdma_dev *, struct ocrdma_qp *, struct ocrdma_qp_params *param); int ocrdma_mbx_destroy_qp(struct ocrdma_dev *, struct ocrdma_qp *); int ocrdma_mbx_create_srq(struct ocrdma_dev *, struct ocrdma_srq *, struct ib_srq_init_attr *, struct ocrdma_pd *); int ocrdma_mbx_modify_srq(struct ocrdma_srq *, struct ib_srq_attr *); int ocrdma_mbx_query_srq(struct ocrdma_srq *, struct ib_srq_attr *); void ocrdma_mbx_destroy_srq(struct ocrdma_dev *dev, struct ocrdma_srq *srq); int ocrdma_alloc_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah); void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah); int ocrdma_qp_state_change(struct ocrdma_qp *, enum ib_qp_state new_state, enum ib_qp_state *old_ib_state); bool ocrdma_is_qp_in_sq_flushlist(struct ocrdma_cq *, struct ocrdma_qp *); bool ocrdma_is_qp_in_rq_flushlist(struct ocrdma_cq *, struct ocrdma_qp *); void ocrdma_flush_qp(struct ocrdma_qp *); int ocrdma_get_irq(struct ocrdma_dev *dev, struct ocrdma_eq *eq); int ocrdma_mbx_rdma_stats(struct ocrdma_dev *, bool reset); char *port_speed_string(struct ocrdma_dev *dev); void ocrdma_init_service_level(struct ocrdma_dev *); void ocrdma_alloc_pd_pool(struct ocrdma_dev *dev); void ocrdma_free_pd_range(struct ocrdma_dev *dev); void ocrdma_update_link_state(struct ocrdma_dev *dev, u8 lstate); #endif /* __OCRDMA_HW_H__ */ |