// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. * Copyright (c) 2014- QLogic Corporation. * All rights reserved * www.qlogic.com * * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. */ #include "bfad_drv.h" #include "bfa_modules.h" BFA_TRC_FILE(…); /* * BFA ITNIM Related definitions */ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); #define BFA_ITNIM_FROM_TAG(_fcpim, _tag) … #define bfa_fcpim_additn(__itnim) … #define bfa_fcpim_delitn(__itnim) … #define bfa_itnim_online_cb(__itnim) … #define bfa_itnim_offline_cb(__itnim) … #define bfa_itnim_sler_cb(__itnim) … enum bfa_ioim_lm_ua_status { … }; /* * BFA IOIM related definitions */ #define bfa_ioim_move_to_comp_q(__ioim) … #define bfa_ioim_cb_profile_comp(__fcpim, __ioim) … #define bfa_ioim_cb_profile_start(__fcpim, __ioim) … /* * BFA TSKIM related definitions */ /* * task management completion handling */ #define bfa_tskim_qcomp(__tskim, __cbfn) … #define bfa_tskim_notify_comp(__tskim) … /* * forward declaration for BFA ITNIM functions */ static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim); static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim); static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim); static void bfa_itnim_cleanp_comp(void *itnim_cbarg); static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim); static void __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete); static void bfa_itnim_iotov_online(struct bfa_itnim_s *itnim); static void bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim); static void bfa_itnim_iotov(void *itnim_arg); static void bfa_itnim_iotov_start(struct bfa_itnim_s *itnim); static void bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim); static void bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim); /* * forward declaration of ITNIM state machine */ static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event); /* * forward declaration for BFA IOIM functions */ static bfa_boolean_t bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim); static bfa_boolean_t bfa_ioim_sgpg_alloc(struct bfa_ioim_s *ioim); static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim); static void bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim); static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete); static bfa_boolean_t bfa_ioim_is_abortable(struct bfa_ioim_s *ioim); /* * forward declaration of BFA IO state machine */ static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); static void bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event); /* * forward declaration for BFA TSKIM functions */ static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete); static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete); static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim, struct scsi_lun lun); static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim); static void bfa_tskim_cleanp_comp(void *tskim_cbarg); static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim); static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim); static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim); static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim); /* * forward declaration of BFA TSKIM state machine */ static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event); /* * BFA FCP Initiator Mode module */ /* * Compute and return memory needed by FCP(im) module. */ static void bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len) { … } static void bfa_fcpim_attach(struct bfa_fcp_mod_s *fcp, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_pcidev_s *pcidev) { … } void bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *fcp) { … } void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov) { … } u16 bfa_fcpim_path_tov_get(struct bfa_s *bfa) { … } #define bfa_fcpim_add_iostats(__l, __r, __stats) … void bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *lstats, struct bfa_itnim_iostats_s *rstats) { … } bfa_status_t bfa_fcpim_port_iostats(struct bfa_s *bfa, struct bfa_itnim_iostats_s *stats, u8 lp_tag) { … } static void bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) { … } static void bfa_ioim_profile_start(struct bfa_ioim_s *ioim) { … } bfa_status_t bfa_fcpim_profile_on(struct bfa_s *bfa, time64_t time) { … } bfa_status_t bfa_fcpim_profile_off(struct bfa_s *bfa) { … } u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa) { … } /* * BFA ITNIM module state machine functions */ /* * Beginning/unallocated state - no events expected. */ static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Beginning state, only online event expected. */ static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Waiting for itnim create response from firmware. */ static void bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } static void bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Waiting for itnim create response from firmware, a delete is pending. */ static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Online state - normal parking state. */ static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Second level error recovery need. */ static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Going offline. Waiting for active IO cleanup. */ static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Deleting itnim. Waiting for active IO cleanup. */ static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Rport offline. Fimrware itnim is being deleted - awaiting f/w response. */ static void bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } static void bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Offline state. */ static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Itnim is deleted, waiting for firmware response to delete. */ static void bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) { … } /* * Initiate cleanup of all IOs on an IOC failure. */ static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) { … } /* * IO cleanup completion */ static void bfa_itnim_cleanp_comp(void *itnim_cbarg) { … } /* * Initiate cleanup of all IOs. */ static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim) { … } static void __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete) { … } /* * Call to resume any I/O requests waiting for room in request queue. */ static void bfa_itnim_qresume(void *cbarg) { … } /* * bfa_itnim_public */ void bfa_itnim_iodone(struct bfa_itnim_s *itnim) { … } void bfa_itnim_tskdone(struct bfa_itnim_s *itnim) { … } void bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len) { … } void bfa_itnim_attach(struct bfa_fcpim_s *fcpim) { … } void bfa_itnim_iocdisable(struct bfa_itnim_s *itnim) { … } static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) { … } static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) { … } /* * Cleanup all pending failed inflight requests. */ static void bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov) { … } /* * Start all pending IO requests. */ static void bfa_itnim_iotov_online(struct bfa_itnim_s *itnim) { … } /* * Fail all pending IO requests */ static void bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim) { … } /* * IO TOV timer callback. Fail any pending IO requests. */ static void bfa_itnim_iotov(void *itnim_arg) { … } /* * Start IO TOV timer for failing back pending IO requests in offline state. */ static void bfa_itnim_iotov_start(struct bfa_itnim_s *itnim) { … } /* * Stop IO TOV timer. */ static void bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim) { … } /* * Stop IO TOV timer. */ static void bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim) { … } static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim) { … } /* * bfa_itnim_public */ /* * Itnim interrupt processing. */ void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { … } /* * bfa_itnim_api */ struct bfa_itnim_s * bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) { … } void bfa_itnim_delete(struct bfa_itnim_s *itnim) { … } void bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec) { … } void bfa_itnim_offline(struct bfa_itnim_s *itnim) { … } /* * Return true if itnim is considered offline for holding off IO request. * IO is not held if itnim is being deleted. */ bfa_boolean_t bfa_itnim_hold_io(struct bfa_itnim_s *itnim) { … } #define bfa_io_lat_clock_res_div … #define bfa_io_lat_clock_res_mul … bfa_status_t bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, struct bfa_itnim_ioprofile_s *ioprofile) { … } void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) { … } /* * BFA IO module state machine functions */ /* * IO is not started (unallocated). */ static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is waiting for SG pages. */ static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is active. */ static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is retried with new tag. */ static void bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is being aborted, waiting for completion from firmware. */ static void bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is being cleaned up (implicit abort), waiting for completion from * firmware. */ static void bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is waiting for room in request CQ */ static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * Active IO is being aborted, waiting for room in request CQ. */ static void bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * Active IO is being cleaned up, waiting for room in request CQ. */ static void bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO bfa callback is pending. */ static void bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO bfa callback is pending. IO resource cannot be freed. */ static void bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * IO is completed, waiting resource free from firmware. */ static void bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { … } /* * This is called from bfa_fcpim_start after the bfa_init() with flash read * is complete by driver. now invalidate the stale content of lun mask * like unit attention, rp tag and lp tag. */ void bfa_ioim_lm_init(struct bfa_s *bfa) { … } static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) { … } void bfa_fcpim_lunmask_rp_update(struct bfa_s *bfa, wwn_t lp_wwn, wwn_t rp_wwn, u16 rp_tag, u8 lp_tag) { … } /* * set UA for all active luns in LM DB */ static void bfa_ioim_lm_set_ua(struct bfa_s *bfa) { … } bfa_status_t bfa_fcpim_lunmask_update(struct bfa_s *bfa, u32 update) { … } bfa_status_t bfa_fcpim_lunmask_clear(struct bfa_s *bfa) { … } bfa_status_t bfa_fcpim_lunmask_query(struct bfa_s *bfa, void *buf) { … } bfa_status_t bfa_fcpim_lunmask_add(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun) { … } bfa_status_t bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun) { … } static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete) { … } static void bfa_ioim_sgpg_alloced(void *cbarg) { … } /* * Send I/O request to firmware. */ static bfa_boolean_t bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) { … } /* * Setup any additional SG pages needed.Inline SG element is setup * at queuing time. */ static bfa_boolean_t bfa_ioim_sgpg_alloc(struct bfa_ioim_s *ioim) { … } /* * Send I/O abort request to firmware. */ static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim) { … } /* * Call to resume any I/O requests waiting for room in request queue. */ static void bfa_ioim_qresume(void *cbarg) { … } static void bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim) { … } static bfa_boolean_t bfa_ioim_is_abortable(struct bfa_ioim_s *ioim) { … } void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) { … } /* * Memory allocation and initialization. */ void bfa_ioim_attach(struct bfa_fcpim_s *fcpim) { … } void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { … } void bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { … } /* * Called by itnim to clean up IO while going offline. */ void bfa_ioim_cleanup(struct bfa_ioim_s *ioim) { … } void bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim) { … } /* * IOC failure handling. */ void bfa_ioim_iocdisable(struct bfa_ioim_s *ioim) { … } /* * IO offline TOV popped. Fail the pending IO. */ void bfa_ioim_tov(struct bfa_ioim_s *ioim) { … } /* * Allocate IOIM resource for initiator mode I/O request. */ struct bfa_ioim_s * bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, struct bfa_itnim_s *itnim, u16 nsges) { … } void bfa_ioim_free(struct bfa_ioim_s *ioim) { … } void bfa_ioim_start(struct bfa_ioim_s *ioim) { … } /* * Driver I/O abort request. */ bfa_status_t bfa_ioim_abort(struct bfa_ioim_s *ioim) { … } /* * BFA TSKIM state machine functions */ /* * Task management command beginning state. */ static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } /* * TM command is active, awaiting completion from firmware to * cleanup IO requests in TM scope. */ static void bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } /* * An active TM is being cleaned up since ITN is offline. Awaiting cleanup * completion event from firmware. */ static void bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } static void bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } /* * Task management command is waiting for room in request CQ */ static void bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } /* * Task management command is active, awaiting for room in request CQ * to send clean up request. */ static void bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } /* * BFA callback is pending */ static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) { … } static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete) { … } static void __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete) { … } static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim, struct scsi_lun lun) { … } /* * Gather affected IO requests and task management commands. */ static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) { … } /* * IO cleanup completion */ static void bfa_tskim_cleanp_comp(void *tskim_cbarg) { … } /* * Gather affected IO requests and task management commands. */ static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim) { … } /* * Send task management request to firmware. */ static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim) { … } /* * Send abort request to cleanup an active TM to firmware. */ static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim) { … } /* * Call to resume task management cmnd waiting for room in request queue. */ static void bfa_tskim_qresume(void *cbarg) { … } /* * Cleanup IOs associated with a task mangement command on IOC failures. */ static void bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim) { … } /* * Notification on completions from related ioim. */ void bfa_tskim_iodone(struct bfa_tskim_s *tskim) { … } /* * Handle IOC h/w failure notification from itnim. */ void bfa_tskim_iocdisable(struct bfa_tskim_s *tskim) { … } /* * Cleanup TM command and associated IOs as part of ITNIM offline. */ void bfa_tskim_cleanup(struct bfa_tskim_s *tskim) { … } /* * Memory allocation and initialization. */ void bfa_tskim_attach(struct bfa_fcpim_s *fcpim) { … } void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { … } struct bfa_tskim_s * bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) { … } void bfa_tskim_free(struct bfa_tskim_s *tskim) { … } /* * Start a task management command. * * @param[in] tskim BFA task management command instance * @param[in] itnim i-t nexus for the task management command * @param[in] lun lun, if applicable * @param[in] tm_cmnd Task management command code. * @param[in] t_secs Timeout in seconds * * @return None. */ void bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, struct scsi_lun lun, enum fcp_tm_cmnd tm_cmnd, u8 tsecs) { … } void bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw) { … } void bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, struct bfa_s *bfa) { … } void bfa_fcp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_pcidev_s *pcidev) { … } void bfa_fcp_iocdisable(struct bfa_s *bfa) { … } void bfa_fcp_res_recfg(struct bfa_s *bfa, u16 num_ioim_fw, u16 max_ioim_fw) { … } void bfa_itn_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void (*isr)(struct bfa_s *bfa, struct bfi_msg_s *m)) { … } /* * Itn interrupt processing. */ void bfa_itn_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { … } void bfa_iotag_attach(struct bfa_fcp_mod_s *fcp) { … } /* * To send config req, first try to use throttle value from flash * If 0, then use driver parameter * We need to use min(flash_val, drv_val) because * memory allocation was done based on this cfg'd value */ u16 bfa_fcpim_get_throttle_cfg(struct bfa_s *bfa, u16 drv_cfg_param) { … } bfa_status_t bfa_fcpim_write_throttle(struct bfa_s *bfa, u16 value) { … } u16 bfa_fcpim_read_throttle(struct bfa_s *bfa) { … } bfa_status_t bfa_fcpim_throttle_set(struct bfa_s *bfa, u16 value) { … } bfa_status_t bfa_fcpim_throttle_get(struct bfa_s *bfa, void *buf) { … }
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