scsi/mpi3mr/mpi3mr.h

1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5  * Copyright (C) 2017-2023 Broadcom Inc.
6  *  (mailto: mpi3mr-linuxdrv.pdl@broadcom.com)
14 #include <linux/blk-mq.h>
26 #include <linux/poll.h>
60 #define MPI3MR_DRIVER_RELDATE	"20-February-2025"
64 #define MPI3MR_DRIVER_AUTHOR	"Broadcom Inc. <mpi3mr-linuxdrv.pdl@broadcom.com>"
109 						MPI3MR_NUM_DEVRMCMD - 1)
115 					MPI3MR_NUM_EVTACKCMD - 1)
117 /* Reduced resource count definition for crash kernel */
171 /* Command retry count definitions */
178 /* Definitions for Threaded IRQ poll*/
242  * struct mpi3mr_nvme_pt_sge -  Structure to store SGEs for NVMe
262  * struct mpi3mr_buf_map -  local structure to
340  * struct mpi3mr_compimg_ver - replica of component image
354  * struct mpi3mr_ioc_facs - replica of component image version
406  * struct segments - memory descriptor structure to store
418  * struct op_req_qinfo -  Operational Request Queue Information
447  * struct op_reply_qinfo -  Operational Reply Queue Information
460  * @in_use: Queue is handled by poll/ISR
483  * struct mpi3mr_intr_info -  Interrupt cookie information
500  * struct mpi3mr_throttle_group_info - Throttle group info
533  * struct mpi3mr_hba_port - HBA's port information
544  * struct mpi3mr_sas_port - Internal SAS port information
570  * struct mpi3mr_sas_phy - Internal SAS Phy information
594  * struct mpi3mr_sas_node - SAS host/expander information
628  * struct mpi3mr_enclosure_node - enclosure information
638  * struct tgt_dev_sas_sata - SAS/SATA device specific
664  * struct tgt_dev_pcie - PCIe device specific information cached
684  * struct tgt_dev_vd - virtual device specific information
705  * union _form_spec_inf - union of device specific information
720  * struct mpi3mr_tgt_dev - target device data structure
741  * @ref_count: Reference count
769  * mpi3mr_tgtdev_get - k reference incrementor
772  * Increment target device reference count.
776 	kref_get(&s->ref_count);  in mpi3mr_tgtdev_get()
780  * mpi3mr_free_tgtdev - target device memory dealloctor
791  * mpi3mr_tgtdev_put - k reference decrementor
794  * Decrement target device reference count.
798 	kref_put(&s->ref_count, mpi3mr_free_tgtdev);  in mpi3mr_tgtdev_put()
803  * struct mpi3mr_stgt_priv_data - SCSI target private structure
841  * struct mpi3mr_stgt_priv_data - SCSI device private structure
859  * struct mpi3mr_drv_cmd - Internal command tracker
872  * @retry_count: Retry count for retriable commands
896  * union mpi3mr_trigger_data - Trigger data information
908  * struct trigger_event_data - store trigger related
926  * struct diag_buffer_desc - memory descriptor structure to
953  * struct dma_memory_desc - memory descriptor structure to store
969  * struct chain_element - memory descriptor structure to store
981  * struct scmd_priv - SCSI command private data
1004  * struct mpi3mr_ioc - Adapter anchor structure stored in shost
1034  * @admin_reply_q_in_use: Queue is handled by poll/ISR
1035  * @admin_pend_isr: Count of unprocessed admin ISR/poll calls
1084  * @max_host_ios: Maximum host I/O count
1086  * @chain_buf_count: Chain buffer count
1116  * @flush_io_count: I/O count to flush after reset
1119  * @change_count: Topology change count
1132  * @active_poll_qcount: Currently active poll queue count
1133  * @requested_poll_qcount: User requested poll queue count
1169  * @reply_qfull_count: Occurences of reply queue full avoidance kicking-in
1385  * struct mpi3mr_fwevt - Firmware event structure.
1397  * @ref_count: kref count
1417  * struct delayed_dev_rmhs_node - Delayed device removal node
1430  * struct delayed_evt_ack_node - Delayed event ack node