mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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68e326dea1
Convert SRQ allocation from drivers to be in the IB/core Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
160 lines
5.7 KiB
C
160 lines
5.7 KiB
C
/* This file is part of the Emulex RoCE Device Driver for
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* RoCE (RDMA over Converged Ethernet) adapters.
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* Copyright (C) 2012-2015 Emulex. All rights reserved.
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* EMULEX and SLI are trademarks of Emulex.
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* www.emulex.com
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*
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* This software is available to you under a choice of one of two licenses.
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* You may choose to be licensed under the terms of the GNU General Public
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* License (GPL) Version 2, available from the file COPYING in the main
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* directory of this source tree, or the BSD license below:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Contact Information:
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* linux-drivers@emulex.com
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*
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* Emulex
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* 3333 Susan Street
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* Costa Mesa, CA 92626
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*/
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#ifndef __OCRDMA_HW_H__
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#define __OCRDMA_HW_H__
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#include "ocrdma_sli.h"
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static inline void ocrdma_cpu_to_le32(void *dst, u32 len)
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{
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#ifdef __BIG_ENDIAN
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int i = 0;
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u32 *src_ptr = dst;
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u32 *dst_ptr = dst;
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for (; i < (len / 4); i++)
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*(dst_ptr + i) = cpu_to_le32p(src_ptr + i);
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#endif
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}
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static inline void ocrdma_le32_to_cpu(void *dst, u32 len)
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{
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#ifdef __BIG_ENDIAN
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int i = 0;
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u32 *src_ptr = dst;
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u32 *dst_ptr = dst;
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for (; i < (len / sizeof(u32)); i++)
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*(dst_ptr + i) = le32_to_cpu(*(src_ptr + i));
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#endif
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}
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static inline void ocrdma_copy_cpu_to_le32(void *dst, void *src, u32 len)
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{
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#ifdef __BIG_ENDIAN
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int i = 0;
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u32 *src_ptr = src;
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u32 *dst_ptr = dst;
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for (; i < (len / sizeof(u32)); i++)
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*(dst_ptr + i) = cpu_to_le32p(src_ptr + i);
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#else
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memcpy(dst, src, len);
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#endif
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}
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static inline void ocrdma_copy_le32_to_cpu(void *dst, void *src, u32 len)
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{
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#ifdef __BIG_ENDIAN
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int i = 0;
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u32 *src_ptr = src;
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u32 *dst_ptr = dst;
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for (; i < len / sizeof(u32); i++)
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*(dst_ptr + i) = le32_to_cpu(*(src_ptr + i));
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#else
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memcpy(dst, src, len);
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#endif
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}
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static inline u64 ocrdma_get_db_addr(struct ocrdma_dev *dev, u32 pdid)
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{
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return dev->nic_info.unmapped_db + (pdid * dev->nic_info.db_page_size);
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}
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int ocrdma_init_hw(struct ocrdma_dev *);
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void ocrdma_cleanup_hw(struct ocrdma_dev *);
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enum ib_qp_state get_ibqp_state(enum ocrdma_qp_state qps);
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void ocrdma_ring_cq_db(struct ocrdma_dev *, u16 cq_id, bool armed,
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bool solicited, u16 cqe_popped);
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/* verbs specific mailbox commands */
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int ocrdma_mbx_get_link_speed(struct ocrdma_dev *dev, u8 *lnk_speed,
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u8 *lnk_st);
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int ocrdma_query_config(struct ocrdma_dev *,
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struct ocrdma_mbx_query_config *config);
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int ocrdma_mbx_alloc_pd(struct ocrdma_dev *, struct ocrdma_pd *);
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int ocrdma_mbx_dealloc_pd(struct ocrdma_dev *, struct ocrdma_pd *);
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int ocrdma_mbx_alloc_lkey(struct ocrdma_dev *, struct ocrdma_hw_mr *hwmr,
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u32 pd_id, int addr_check);
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int ocrdma_mbx_dealloc_lkey(struct ocrdma_dev *, int fmr, u32 lkey);
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int ocrdma_reg_mr(struct ocrdma_dev *, struct ocrdma_hw_mr *hwmr,
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u32 pd_id, int acc);
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int ocrdma_mbx_create_cq(struct ocrdma_dev *, struct ocrdma_cq *,
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int entries, int dpp_cq, u16 pd_id);
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int ocrdma_mbx_destroy_cq(struct ocrdma_dev *, struct ocrdma_cq *);
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int ocrdma_mbx_create_qp(struct ocrdma_qp *, struct ib_qp_init_attr *attrs,
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u8 enable_dpp_cq, u16 dpp_cq_id, u16 *dpp_offset,
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u16 *dpp_credit_lmt);
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int ocrdma_mbx_modify_qp(struct ocrdma_dev *, struct ocrdma_qp *,
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struct ib_qp_attr *attrs, int attr_mask);
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int ocrdma_mbx_query_qp(struct ocrdma_dev *, struct ocrdma_qp *,
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struct ocrdma_qp_params *param);
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int ocrdma_mbx_destroy_qp(struct ocrdma_dev *, struct ocrdma_qp *);
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int ocrdma_mbx_create_srq(struct ocrdma_dev *, struct ocrdma_srq *,
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struct ib_srq_init_attr *,
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struct ocrdma_pd *);
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int ocrdma_mbx_modify_srq(struct ocrdma_srq *, struct ib_srq_attr *);
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int ocrdma_mbx_query_srq(struct ocrdma_srq *, struct ib_srq_attr *);
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void ocrdma_mbx_destroy_srq(struct ocrdma_dev *dev, struct ocrdma_srq *srq);
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int ocrdma_alloc_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah);
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void ocrdma_free_av(struct ocrdma_dev *dev, struct ocrdma_ah *ah);
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int ocrdma_qp_state_change(struct ocrdma_qp *, enum ib_qp_state new_state,
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enum ib_qp_state *old_ib_state);
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bool ocrdma_is_qp_in_sq_flushlist(struct ocrdma_cq *, struct ocrdma_qp *);
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bool ocrdma_is_qp_in_rq_flushlist(struct ocrdma_cq *, struct ocrdma_qp *);
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void ocrdma_flush_qp(struct ocrdma_qp *);
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int ocrdma_get_irq(struct ocrdma_dev *dev, struct ocrdma_eq *eq);
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int ocrdma_mbx_rdma_stats(struct ocrdma_dev *, bool reset);
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char *port_speed_string(struct ocrdma_dev *dev);
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void ocrdma_init_service_level(struct ocrdma_dev *);
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void ocrdma_alloc_pd_pool(struct ocrdma_dev *dev);
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void ocrdma_free_pd_range(struct ocrdma_dev *dev);
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void ocrdma_update_link_state(struct ocrdma_dev *dev, u8 lstate);
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#endif /* __OCRDMA_HW_H__ */
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