linux-headers/include/linux/qed/rdma_common.h

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2021-07-14 00:44:10 +02:00
/* QLogic qed NIC Driver
* Copyright (c) 2015-2017 QLogic Corporation
*
* 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 __RDMA_COMMON__
#define __RDMA_COMMON__
/************************/
/* RDMA FW CONSTANTS */
/************************/
#define RDMA_RESERVED_LKEY (0)
#define RDMA_RING_PAGE_SIZE (0x1000)
#define RDMA_MAX_SGE_PER_SQ_WQE (4)
#define RDMA_MAX_SGE_PER_RQ_WQE (4)
#define RDMA_MAX_DATA_SIZE_IN_WQE (0x80000000)
#define RDMA_REQ_RD_ATOMIC_ELM_SIZE (0x50)
#define RDMA_RESP_RD_ATOMIC_ELM_SIZE (0x20)
#define RDMA_MAX_CQS (64 * 1024)
#define RDMA_MAX_TIDS (128 * 1024 - 1)
#define RDMA_MAX_PDS (64 * 1024)
#define RDMA_MAX_XRC_SRQS (1024)
#define RDMA_MAX_SRQS (32 * 1024)
#define RDMA_NUM_STATISTIC_COUNTERS MAX_NUM_VPORTS
#define RDMA_NUM_STATISTIC_COUNTERS_K2 MAX_NUM_VPORTS_K2
#define RDMA_NUM_STATISTIC_COUNTERS_BB MAX_NUM_VPORTS_BB
#define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
struct rdma_srq_id {
__le16 srq_idx;
__le16 opaque_fid;
};
struct rdma_srq_producers {
__le32 sge_prod;
__le32 wqe_prod;
};
#endif /* __RDMA_COMMON__ */