diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.h | 89 |
1 files changed, 88 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h index 7abb395bb64a..7a1a761efdd6 100644 --- a/drivers/scsi/lpfc/lpfc_sli.h +++ b/drivers/scsi/lpfc/lpfc_sli.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term * + * 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. * @@ -20,6 +20,10 @@ * included with this package. * *******************************************************************/ +#if defined(CONFIG_DEBUG_FS) && !defined(CONFIG_SCSI_LPFC_DEBUG_FS) +#define CONFIG_SCSI_LPFC_DEBUG_FS +#endif + /* forward declaration for LPFC_IOCB_t's use */ struct lpfc_hba; struct lpfc_vport; @@ -33,6 +37,7 @@ typedef enum _lpfc_ctx_cmd { struct lpfc_cq_event { struct list_head list; + uint16_t hdwq; union { struct lpfc_mcqe mcqe_cmpl; struct lpfc_acqe_link acqe_link; @@ -351,3 +356,85 @@ struct lpfc_sli { #define LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO 300 /* Timeout for other flash-based outstanding mbox command (Seconds) */ #define LPFC_MBOX_TMO_FLASH_CMD 300 + +struct lpfc_io_buf { + /* Common fields */ + struct list_head list; + void *data; + dma_addr_t dma_handle; + dma_addr_t dma_phys_sgl; + struct sli4_sge *dma_sgl; + struct lpfc_iocbq cur_iocbq; + struct lpfc_sli4_hdw_queue *hdwq; + uint16_t hdwq_no; + uint16_t cpu; + + struct lpfc_nodelist *ndlp; + uint32_t timeout; + uint16_t flags; /* TBD convert exch_busy to flags */ +#define LPFC_SBUF_XBUSY 0x1 /* SLI4 hba reported XB on WCQE cmpl */ +#define LPFC_SBUF_BUMP_QDEPTH 0x2 /* bumped queue depth counter */ + /* External DIF device IO conversions */ +#define LPFC_SBUF_NORMAL_DIF 0x4 /* normal mode to insert/strip */ +#define LPFC_SBUF_PASS_DIF 0x8 /* insert/strip mode to passthru */ +#define LPFC_SBUF_NOT_POSTED 0x10 /* SGL failed post to FW. */ + uint16_t exch_busy; /* SLI4 hba reported XB on complete WCQE */ + uint16_t status; /* From IOCB Word 7- ulpStatus */ + uint32_t result; /* From IOCB Word 4. */ + + uint32_t seg_cnt; /* Number of scatter-gather segments returned by + * dma_map_sg. The driver needs this for calls + * to dma_unmap_sg. + */ + unsigned long start_time; + spinlock_t buf_lock; /* lock used in case of simultaneous abort */ + bool expedite; /* this is an expedite io_buf */ + + union { + /* SCSI specific fields */ + struct { + struct scsi_cmnd *pCmd; + struct lpfc_rport_data *rdata; + uint32_t prot_seg_cnt; /* seg_cnt's counterpart for + * protection data + */ + + /* + * data and dma_handle are the kernel virtual and bus + * address of the dma-able buffer containing the + * fcp_cmd, fcp_rsp and a scatter gather bde list that + * supports the sg_tablesize value. + */ + struct fcp_cmnd *fcp_cmnd; + struct fcp_rsp *fcp_rsp; + + wait_queue_head_t *waitq; + +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + /* Used to restore any changes to protection data for + * error injection + */ + void *prot_data_segment; + uint32_t prot_data; + uint32_t prot_data_type; +#define LPFC_INJERR_REFTAG 1 +#define LPFC_INJERR_APPTAG 2 +#define LPFC_INJERR_GUARD 3 +#endif + }; + + /* NVME specific fields */ + struct { + struct nvmefc_fcp_req *nvmeCmd; + uint16_t qidx; + +#ifdef CONFIG_SCSI_LPFC_DEBUG_FS + uint64_t ts_cmd_start; + uint64_t ts_last_cmd; + uint64_t ts_cmd_wqput; + uint64_t ts_isr_cmpl; + uint64_t ts_data_nvme; +#endif + }; + }; +}; |