diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nvmet.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_nvmet.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nvmet.h b/drivers/scsi/lpfc/lpfc_nvmet.h deleted file mode 100644 index f0196f3ef90d..000000000000 --- a/drivers/scsi/lpfc/lpfc_nvmet.h +++ /dev/null @@ -1,158 +0,0 @@ -/******************************************************************* - * This file is part of the Emulex Linux Device Driver for * - * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2019 Broadcom. All Rights Reserved. The term * - * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * - * Copyright (C) 2004-2016 Emulex. All rights reserved. * - * EMULEX and SLI are trademarks of Emulex. * - * www.broadcom.com * - * Portions Copyright (C) 2004-2005 Christoph Hellwig * - * * - * 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. * - ********************************************************************/ - -#define LPFC_NVMET_DEFAULT_SEGS (64 + 1) /* 256K IOs */ -#define LPFC_NVMET_RQE_MIN_POST 128 -#define LPFC_NVMET_RQE_DEF_POST 512 -#define LPFC_NVMET_RQE_DEF_COUNT 2048 -#define LPFC_NVMET_SUCCESS_LEN 12 - -#define LPFC_NVMET_MRQ_AUTO 0 -#define LPFC_NVMET_MRQ_MAX 16 - -#define LPFC_NVMET_WAIT_TMO (5 * MSEC_PER_SEC) - -/* Used for NVME Target */ -struct lpfc_nvmet_tgtport { - struct lpfc_hba *phba; - struct completion *tport_unreg_cmp; - - /* Stats counters - lpfc_nvmet_unsol_ls_buffer */ - atomic_t rcv_ls_req_in; - atomic_t rcv_ls_req_out; - atomic_t rcv_ls_req_drop; - atomic_t xmt_ls_abort; - atomic_t xmt_ls_abort_cmpl; - - /* Stats counters - lpfc_nvmet_xmt_ls_rsp */ - atomic_t xmt_ls_rsp; - atomic_t xmt_ls_drop; - - /* Stats counters - lpfc_nvmet_xmt_ls_rsp_cmp */ - atomic_t xmt_ls_rsp_error; - atomic_t xmt_ls_rsp_aborted; - atomic_t xmt_ls_rsp_xb_set; - atomic_t xmt_ls_rsp_cmpl; - - /* Stats counters - lpfc_nvmet_unsol_fcp_buffer */ - atomic_t rcv_fcp_cmd_in; - atomic_t rcv_fcp_cmd_out; - atomic_t rcv_fcp_cmd_drop; - atomic_t rcv_fcp_cmd_defer; - atomic_t xmt_fcp_release; - - /* Stats counters - lpfc_nvmet_xmt_fcp_op */ - atomic_t xmt_fcp_drop; - atomic_t xmt_fcp_read_rsp; - atomic_t xmt_fcp_read; - atomic_t xmt_fcp_write; - atomic_t xmt_fcp_rsp; - - /* Stats counters - lpfc_nvmet_xmt_fcp_op_cmp */ - atomic_t xmt_fcp_rsp_xb_set; - atomic_t xmt_fcp_rsp_cmpl; - atomic_t xmt_fcp_rsp_error; - atomic_t xmt_fcp_rsp_aborted; - atomic_t xmt_fcp_rsp_drop; - - /* Stats counters - lpfc_nvmet_xmt_fcp_abort */ - atomic_t xmt_fcp_xri_abort_cqe; - atomic_t xmt_fcp_abort; - atomic_t xmt_fcp_abort_cmpl; - atomic_t xmt_abort_sol; - atomic_t xmt_abort_unsol; - atomic_t xmt_abort_rsp; - atomic_t xmt_abort_rsp_error; - - /* Stats counters - defer IO */ - atomic_t defer_ctx; - atomic_t defer_fod; - atomic_t defer_wqfull; -}; - -struct lpfc_nvmet_ctx_info { - struct list_head nvmet_ctx_list; - spinlock_t nvmet_ctx_list_lock; /* lock per CPU */ - struct lpfc_nvmet_ctx_info *nvmet_ctx_next_cpu; - struct lpfc_nvmet_ctx_info *nvmet_ctx_start_cpu; - uint16_t nvmet_ctx_list_cnt; - char pad[16]; /* pad to a cache-line */ -}; - -/* This retrieves the context info associated with the specified cpu / mrq */ -#define lpfc_get_ctx_list(phba, cpu, mrq) \ - (phba->sli4_hba.nvmet_ctx_info + ((cpu * phba->cfg_nvmet_mrq) + mrq)) - -struct lpfc_nvmet_rcv_ctx { - union { - struct nvmefc_ls_rsp ls_rsp; - struct nvmefc_tgt_fcp_req fcp_req; - } ctx; - struct list_head list; - struct lpfc_hba *phba; - struct lpfc_iocbq *wqeq; - struct lpfc_iocbq *abort_wqeq; - spinlock_t ctxlock; /* protect flag access */ - uint32_t sid; - uint32_t offset; - uint16_t oxid; - uint16_t size; - uint16_t entry_cnt; - uint16_t cpu; - uint16_t idx; - uint16_t state; - /* States */ -#define LPFC_NVMET_STE_LS_RCV 1 -#define LPFC_NVMET_STE_LS_ABORT 2 -#define LPFC_NVMET_STE_LS_RSP 3 -#define LPFC_NVMET_STE_RCV 4 -#define LPFC_NVMET_STE_DATA 5 -#define LPFC_NVMET_STE_ABORT 6 -#define LPFC_NVMET_STE_DONE 7 -#define LPFC_NVMET_STE_FREE 0xff - uint16_t flag; -#define LPFC_NVMET_IO_INP 0x1 /* IO is in progress on exchange */ -#define LPFC_NVMET_ABORT_OP 0x2 /* Abort WQE issued on exchange */ -#define LPFC_NVMET_XBUSY 0x4 /* XB bit set on IO cmpl */ -#define LPFC_NVMET_CTX_RLS 0x8 /* ctx free requested */ -#define LPFC_NVMET_ABTS_RCV 0x10 /* ABTS received on exchange */ -#define LPFC_NVMET_CTX_REUSE_WQ 0x20 /* ctx reused via WQ */ -#define LPFC_NVMET_DEFER_WQFULL 0x40 /* Waiting on a free WQE */ -#define LPFC_NVMET_TNOTIFY 0x80 /* notify transport of abts */ - struct rqb_dmabuf *rqb_buffer; - struct lpfc_nvmet_ctxbuf *ctxbuf; - struct lpfc_sli4_hdw_queue *hdwq; - -#ifdef CONFIG_SCSI_LPFC_DEBUG_FS - uint64_t ts_isr_cmd; - uint64_t ts_cmd_nvme; - uint64_t ts_nvme_data; - uint64_t ts_data_wqput; - uint64_t ts_isr_data; - uint64_t ts_data_nvme; - uint64_t ts_nvme_status; - uint64_t ts_status_wqput; - uint64_t ts_isr_status; - uint64_t ts_status_nvme; -#endif -}; |