diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli4.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli4.h | 98 |
1 files changed, 79 insertions, 19 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 0b88b5703e0f..91153c9f6d18 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -1,9 +1,11 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * + * Copyright (C) 2017 Broadcom. All Rights Reserved. The term * + * “Broadcom” refers to Broadcom Limited and/or its subsidiaries. * * Copyright (C) 2009-2016 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * - * www.emulex.com * + * www.broadcom.com * * * * This program is free software; you can redistribute it and/or * * modify it under the terms of version 2 of the GNU General * @@ -35,9 +37,10 @@ #define LPFC_NEMBED_MBOX_SGL_CNT 254 /* Multi-queue arrangement for FCP EQ/CQ/WQ tuples */ -#define LPFC_FCP_IO_CHAN_DEF 4 -#define LPFC_FCP_IO_CHAN_MIN 1 -#define LPFC_FCP_IO_CHAN_MAX 16 +#define LPFC_HBA_IO_CHAN_MIN 0 +#define LPFC_HBA_IO_CHAN_MAX 32 +#define LPFC_FCP_IO_CHAN_DEF 4 +#define LPFC_NVME_IO_CHAN_DEF 0 /* Number of channels used for Flash Optimized Fabric (FOF) operations */ @@ -107,6 +110,9 @@ enum lpfc_sli4_queue_subtype { LPFC_MBOX, LPFC_FCP, LPFC_ELS, + LPFC_NVME, + LPFC_NVMET, + LPFC_NVME_LS, LPFC_USOL }; @@ -125,25 +131,41 @@ union sli4_qe { struct lpfc_rqe *rqe; }; +/* RQ buffer list */ +struct lpfc_rqb { + uint16_t entry_count; /* Current number of RQ slots */ + uint16_t buffer_count; /* Current number of buffers posted */ + struct list_head rqb_buffer_list; /* buffers assigned to this HBQ */ + /* Callback for HBQ buffer allocation */ + struct rqb_dmabuf *(*rqb_alloc_buffer)(struct lpfc_hba *); + /* Callback for HBQ buffer free */ + void (*rqb_free_buffer)(struct lpfc_hba *, + struct rqb_dmabuf *); +}; + struct lpfc_queue { struct list_head list; + struct list_head wq_list; enum lpfc_sli4_queue_type type; enum lpfc_sli4_queue_subtype subtype; struct lpfc_hba *phba; struct list_head child_list; + struct list_head page_list; + struct list_head sgl_list; uint32_t entry_count; /* Number of entries to support on the queue */ uint32_t entry_size; /* Size of each queue entry. */ uint32_t entry_repost; /* Count of entries before doorbell is rung */ #define LPFC_QUEUE_MIN_REPOST 8 uint32_t queue_id; /* Queue ID assigned by the hardware */ uint32_t assoc_qid; /* Queue ID associated with, for CQ/WQ/MQ */ - struct list_head page_list; uint32_t page_count; /* Number of pages allocated for this queue */ uint32_t host_index; /* The host's index for putting or getting */ uint32_t hba_index; /* The last known hba index for get or put */ struct lpfc_sli_ring *pring; /* ptr to io ring associated with q */ + struct lpfc_rqb *rqbp; /* ptr to RQ buffers */ + uint16_t sgl_list_cnt; uint16_t db_format; #define LPFC_DB_RING_FORMAT 0x01 #define LPFC_DB_LIST_FORMAT 0x02 @@ -176,6 +198,8 @@ struct lpfc_queue { #define RQ_buf_trunc q_cnt_3 #define RQ_rcv_buf q_cnt_4 + uint64_t isr_timestamp; + struct lpfc_queue *assoc_qp; union sli4_qe qe[1]; /* array to index entries (must be last) */ }; @@ -338,6 +362,7 @@ struct lpfc_bmbx { #define LPFC_CQE_DEF_COUNT 1024 #define LPFC_WQE_DEF_COUNT 256 #define LPFC_WQE128_DEF_COUNT 128 +#define LPFC_WQE128_MAX_COUNT 256 #define LPFC_MQE_DEF_COUNT 16 #define LPFC_RQE_DEF_COUNT 512 @@ -379,10 +404,14 @@ struct lpfc_max_cfg_param { struct lpfc_hba; /* SLI4 HBA multi-fcp queue handler struct */ -struct lpfc_fcp_eq_hdl { +struct lpfc_hba_eq_hdl { uint32_t idx; struct lpfc_hba *phba; - atomic_t fcp_eq_in_use; + atomic_t hba_eq_in_use; + struct cpumask *cpumask; + /* CPU affinitsed to or 0xffffffff if multiple */ + uint32_t cpu; +#define LPFC_MULTI_CPU_AFFINITY 0xffffffff }; /* Port Capabilities for SLI4 Parameters */ @@ -427,6 +456,7 @@ struct lpfc_pc_sli4_params { uint8_t wqsize; #define LPFC_WQ_SZ64_SUPPORT 1 #define LPFC_WQ_SZ128_SUPPORT 2 + uint8_t wqpcnt; }; struct lpfc_iov { @@ -445,7 +475,7 @@ struct lpfc_sli4_lnk_info { uint8_t optic_state; }; -#define LPFC_SLI4_HANDLER_CNT (LPFC_FCP_IO_CHAN_MAX+ \ +#define LPFC_SLI4_HANDLER_CNT (LPFC_HBA_IO_CHAN_MAX+ \ LPFC_FOF_IO_CHAN_NUM) #define LPFC_SLI4_HANDLER_NAME_SZ 16 @@ -515,23 +545,34 @@ struct lpfc_sli4_hba { uint32_t ue_to_rp; struct lpfc_register sli_intf; struct lpfc_pc_sli4_params pc_sli4_params; - struct msix_entry *msix_entries; uint8_t handler_name[LPFC_SLI4_HANDLER_CNT][LPFC_SLI4_HANDLER_NAME_SZ]; - struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ + struct lpfc_hba_eq_hdl *hba_eq_hdl; /* HBA per-WQ handle */ /* Pointers to the constructed SLI4 queues */ - struct lpfc_queue **hba_eq;/* Event queues for HBA */ - struct lpfc_queue **fcp_cq;/* Fast-path FCP compl queue */ - struct lpfc_queue **fcp_wq;/* Fast-path FCP work queue */ + struct lpfc_queue **hba_eq; /* Event queues for HBA */ + struct lpfc_queue **fcp_cq; /* Fast-path FCP compl queue */ + struct lpfc_queue **nvme_cq; /* Fast-path NVME compl queue */ + struct lpfc_queue **nvmet_cqset; /* Fast-path NVMET CQ Set queues */ + struct lpfc_queue **nvmet_mrq_hdr; /* Fast-path NVMET hdr MRQs */ + struct lpfc_queue **nvmet_mrq_data; /* Fast-path NVMET data MRQs */ + struct lpfc_queue **fcp_wq; /* Fast-path FCP work queue */ + struct lpfc_queue **nvme_wq; /* Fast-path NVME work queue */ uint16_t *fcp_cq_map; + uint16_t *nvme_cq_map; + struct list_head lpfc_wq_list; struct lpfc_queue *mbx_cq; /* Slow-path mailbox complete queue */ struct lpfc_queue *els_cq; /* Slow-path ELS response complete queue */ + struct lpfc_queue *nvmels_cq; /* NVME LS complete queue */ struct lpfc_queue *mbx_wq; /* Slow-path MBOX work queue */ struct lpfc_queue *els_wq; /* Slow-path ELS work queue */ + struct lpfc_queue *nvmels_wq; /* NVME LS work queue */ struct lpfc_queue *hdr_rq; /* Slow-path Header Receive queue */ struct lpfc_queue *dat_rq; /* Slow-path Data Receive queue */ + struct lpfc_name wwnn; + struct lpfc_name wwpn; + uint32_t fw_func_mode; /* FW function protocol mode */ uint32_t ulp0_mode; /* ULP0 protocol mode */ uint32_t ulp1_mode; /* ULP1 protocol mode */ @@ -568,14 +609,20 @@ struct lpfc_sli4_hba { uint16_t rpi_hdrs_in_use; /* must post rpi hdrs if set. */ uint16_t next_xri; /* last_xri - max_cfg_param.xri_base = used */ uint16_t next_rpi; + uint16_t nvme_xri_max; + uint16_t nvme_xri_cnt; + uint16_t nvme_xri_start; uint16_t scsi_xri_max; uint16_t scsi_xri_cnt; - uint16_t els_xri_cnt; uint16_t scsi_xri_start; - struct list_head lpfc_free_sgl_list; - struct list_head lpfc_sgl_list; + uint16_t els_xri_cnt; + uint16_t nvmet_xri_cnt; + struct list_head lpfc_els_sgl_list; struct list_head lpfc_abts_els_sgl_list; + struct list_head lpfc_nvmet_sgl_list; + struct list_head lpfc_abts_nvmet_sgl_list; struct list_head lpfc_abts_scsi_buf_list; + struct list_head lpfc_abts_nvme_buf_list; struct lpfc_sglq **lpfc_sglq_active_list; struct list_head lpfc_rpi_hdr_list; unsigned long *rpi_bmask; @@ -602,8 +649,10 @@ struct lpfc_sli4_hba { #define LPFC_SLI4_PPNAME_NON 0 #define LPFC_SLI4_PPNAME_GET 1 struct lpfc_iov iov; + spinlock_t abts_nvme_buf_list_lock; /* list of aborted SCSI IOs */ spinlock_t abts_scsi_buf_list_lock; /* list of aborted SCSI IOs */ - spinlock_t abts_sgl_list_lock; /* list of aborted els IOs */ + spinlock_t sgl_list_lock; /* list of aborted els IOs */ + spinlock_t nvmet_io_lock; uint32_t physical_port; /* CPU to vector mapping information */ @@ -611,11 +660,14 @@ struct lpfc_sli4_hba { uint16_t num_online_cpu; uint16_t num_present_cpu; uint16_t curr_disp_cpu; + + uint16_t nvmet_mrq_post_idx; }; enum lpfc_sge_type { GEN_BUFF_TYPE, - SCSI_BUFF_TYPE + SCSI_BUFF_TYPE, + NVMET_BUFF_TYPE }; enum lpfc_sgl_state { @@ -694,15 +746,21 @@ struct lpfc_queue *lpfc_sli4_queue_alloc(struct lpfc_hba *, uint32_t, uint32_t); void lpfc_sli4_queue_free(struct lpfc_queue *); int lpfc_eq_create(struct lpfc_hba *, struct lpfc_queue *, uint32_t); -int lpfc_modify_fcp_eq_delay(struct lpfc_hba *, uint32_t); +int lpfc_modify_hba_eq_delay(struct lpfc_hba *phba, uint32_t startq); int lpfc_cq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, uint32_t, uint32_t); +int lpfc_cq_create_set(struct lpfc_hba *phba, struct lpfc_queue **cqp, + struct lpfc_queue **eqp, uint32_t type, + uint32_t subtype); int32_t lpfc_mq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, uint32_t); int lpfc_wq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, uint32_t); int lpfc_rq_create(struct lpfc_hba *, struct lpfc_queue *, struct lpfc_queue *, struct lpfc_queue *, uint32_t); +int lpfc_mrq_create(struct lpfc_hba *phba, struct lpfc_queue **hrqp, + struct lpfc_queue **drqp, struct lpfc_queue **cqp, + uint32_t subtype); void lpfc_rq_adjust_repost(struct lpfc_hba *, struct lpfc_queue *, int); int lpfc_eq_destroy(struct lpfc_hba *, struct lpfc_queue *); int lpfc_cq_destroy(struct lpfc_hba *, struct lpfc_queue *); @@ -714,6 +772,7 @@ int lpfc_sli4_queue_setup(struct lpfc_hba *); void lpfc_sli4_queue_unset(struct lpfc_hba *); int lpfc_sli4_post_sgl(struct lpfc_hba *, dma_addr_t, dma_addr_t, uint16_t); int lpfc_sli4_repost_scsi_sgl_list(struct lpfc_hba *); +int lpfc_repost_nvme_sgl_list(struct lpfc_hba *phba); uint16_t lpfc_sli4_next_xritag(struct lpfc_hba *); void lpfc_sli4_free_xri(struct lpfc_hba *, int); int lpfc_sli4_post_async_mbox(struct lpfc_hba *); @@ -746,6 +805,7 @@ int lpfc_sli4_brdreset(struct lpfc_hba *); int lpfc_sli4_add_fcf_record(struct lpfc_hba *, struct fcf_record *); void lpfc_sli_remove_dflt_fcf(struct lpfc_hba *); int lpfc_sli4_get_els_iocb_cnt(struct lpfc_hba *); +int lpfc_sli4_get_iocb_cnt(struct lpfc_hba *phba); int lpfc_sli4_init_vpi(struct lpfc_vport *); uint32_t lpfc_sli4_cq_release(struct lpfc_queue *, bool); uint32_t lpfc_sli4_eq_release(struct lpfc_queue *, bool); |