linux_dsm_epyc7002/drivers/infiniband/hw/ocrdma/ocrdma_hw.h
Parav Pandit fe2caefcdf RDMA/ocrdma: Add driver for Emulex OneConnect IBoE RDMA adapter
Signed-off-by: Parav Pandit <parav.pandit@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
2012-05-08 11:17:47 -07:00

133 lines
4.7 KiB
C

/*******************************************************************
* This file is part of the Emulex RoCE Device Driver for *
* RoCE (RDMA over Converged Ethernet) CNA Adapters. *
* Copyright (C) 2008-2012 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*
* 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
}
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_query_config(struct ocrdma_dev *,
struct ocrdma_mbx_query_config *config);
int ocrdma_resolve_dgid(struct ocrdma_dev *, union ib_gid *dgid, u8 *mac_addr);
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);
int ocrdma_mbx_destroy_cq(struct ocrdma_dev *, struct ocrdma_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,
enum ib_qp_state old_qps);
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_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 *);
int ocrdma_mbx_destroy_srq(struct ocrdma_dev *, struct ocrdma_srq *);
int ocrdma_alloc_av(struct ocrdma_dev *, struct ocrdma_ah *);
int ocrdma_free_av(struct ocrdma_dev *, struct ocrdma_ah *);
int ocrdma_qp_state_machine(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 *);
#endif /* __OCRDMA_HW_H__ */