| /* |
| * Copyright (c) 2015 Mellanox Technologies. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #ifndef _LINUX_NVME_RDMA_H |
| #define _LINUX_NVME_RDMA_H |
| |
| enum nvme_rdma_cm_fmt { |
| NVME_RDMA_CM_FMT_1_0 = 0x0, |
| }; |
| |
| enum nvme_rdma_cm_status { |
| NVME_RDMA_CM_INVALID_LEN = 0x01, |
| NVME_RDMA_CM_INVALID_RECFMT = 0x02, |
| NVME_RDMA_CM_INVALID_QID = 0x03, |
| NVME_RDMA_CM_INVALID_HSQSIZE = 0x04, |
| NVME_RDMA_CM_INVALID_HRQSIZE = 0x05, |
| NVME_RDMA_CM_NO_RSC = 0x06, |
| NVME_RDMA_CM_INVALID_IRD = 0x07, |
| NVME_RDMA_CM_INVALID_ORD = 0x08, |
| }; |
| |
| /** |
| * struct nvme_rdma_cm_req - rdma connect request |
| * |
| * @recfmt: format of the RDMA Private Data |
| * @qid: queue Identifier for the Admin or I/O Queue |
| * @hrqsize: host receive queue size to be created |
| * @hsqsize: host send queue size to be created |
| */ |
| struct nvme_rdma_cm_req { |
| __le16 recfmt; |
| __le16 qid; |
| __le16 hrqsize; |
| __le16 hsqsize; |
| u8 rsvd[24]; |
| }; |
| |
| /** |
| * struct nvme_rdma_cm_rep - rdma connect reply |
| * |
| * @recfmt: format of the RDMA Private Data |
| * @crqsize: controller receive queue size |
| */ |
| struct nvme_rdma_cm_rep { |
| __le16 recfmt; |
| __le16 crqsize; |
| u8 rsvd[28]; |
| }; |
| |
| /** |
| * struct nvme_rdma_cm_rej - rdma connect reject |
| * |
| * @recfmt: format of the RDMA Private Data |
| * @fsts: error status for the associated connect request |
| */ |
| struct nvme_rdma_cm_rej { |
| __le16 recfmt; |
| __le16 sts; |
| }; |
| |
| #endif /* _LINUX_NVME_RDMA_H */ |