diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim.c | 700 |
1 files changed, 162 insertions, 538 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index 135c4427801c..c0353cdca929 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -15,17 +15,12 @@ * General Public License for more details. */ +#include "bfad_drv.h" #include "bfa_modules.h" -#include "bfa_cb_ioim.h" BFA_TRC_FILE(HAL, FCPIM); BFA_MODULE(fcpim); - -#define bfa_fcpim_add_iostats(__l, __r, __stats) \ - (__l->__stats += __r->__stats) - - /* * BFA ITNIM Related definitions */ @@ -37,12 +32,12 @@ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); #define bfa_fcpim_additn(__itnim) \ list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q) #define bfa_fcpim_delitn(__itnim) do { \ - bfa_assert(bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim)); \ + WARN_ON(!bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim)); \ bfa_itnim_update_del_itn_stats(__itnim); \ list_del(&(__itnim)->qe); \ - bfa_assert(list_empty(&(__itnim)->io_q)); \ - bfa_assert(list_empty(&(__itnim)->io_cleanup_q)); \ - bfa_assert(list_empty(&(__itnim)->pending_q)); \ + WARN_ON(!list_empty(&(__itnim)->io_q)); \ + WARN_ON(!list_empty(&(__itnim)->io_cleanup_q)); \ + WARN_ON(!list_empty(&(__itnim)->pending_q)); \ } while (0) #define bfa_itnim_online_cb(__itnim) do { \ @@ -73,10 +68,8 @@ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); } while (0) /* - * bfa_itnim_sm BFA itnim state machine + * itnim state machine event */ - - enum bfa_itnim_event { BFA_ITNIM_SM_CREATE = 1, /* itnim is created */ BFA_ITNIM_SM_ONLINE = 2, /* itnim is online */ @@ -107,9 +100,6 @@ enum bfa_itnim_event { if ((__fcpim)->profile_start) \ (__fcpim)->profile_start(__ioim); \ } while (0) -/* - * hal_ioim_sm - */ /* * IO state machine events @@ -221,8 +211,7 @@ static void bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, * 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_sge_setup(struct bfa_ioim_s *ioim); -static void bfa_ioim_sgpg_setup(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); @@ -232,7 +221,6 @@ 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 */ @@ -260,14 +248,13 @@ 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, - lun_t lun); + 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); @@ -275,7 +262,6 @@ 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 */ @@ -293,13 +279,12 @@ 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); - /* - * hal_fcpim_mod BFA FCP Initiator Mode module + * BFA FCP Initiator Mode module */ /* - * Compute and return memory needed by FCP(im) module. + * Compute and return memory needed by FCP(im) module. */ static void bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, @@ -357,10 +342,6 @@ bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, static void bfa_fcpim_detach(struct bfa_s *bfa) { - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - - bfa_ioim_detach(fcpim); - bfa_tskim_detach(fcpim); } static void @@ -387,56 +368,6 @@ bfa_fcpim_iocdisable(struct bfa_s *bfa) } void -bfa_fcpim_add_stats(struct bfa_itnim_iostats_s *lstats, - struct bfa_itnim_iostats_s *rstats) -{ - bfa_fcpim_add_iostats(lstats, rstats, total_ios); - bfa_fcpim_add_iostats(lstats, rstats, qresumes); - bfa_fcpim_add_iostats(lstats, rstats, no_iotags); - bfa_fcpim_add_iostats(lstats, rstats, io_aborts); - bfa_fcpim_add_iostats(lstats, rstats, no_tskims); - bfa_fcpim_add_iostats(lstats, rstats, iocomp_ok); - bfa_fcpim_add_iostats(lstats, rstats, iocomp_underrun); - bfa_fcpim_add_iostats(lstats, rstats, iocomp_overrun); - bfa_fcpim_add_iostats(lstats, rstats, iocomp_aborted); - bfa_fcpim_add_iostats(lstats, rstats, iocomp_timedout); - bfa_fcpim_add_iostats(lstats, rstats, iocom_nexus_abort); - bfa_fcpim_add_iostats(lstats, rstats, iocom_proto_err); - bfa_fcpim_add_iostats(lstats, rstats, iocom_dif_err); - bfa_fcpim_add_iostats(lstats, rstats, iocom_sqer_needed); - bfa_fcpim_add_iostats(lstats, rstats, iocom_res_free); - bfa_fcpim_add_iostats(lstats, rstats, iocom_hostabrts); - bfa_fcpim_add_iostats(lstats, rstats, iocom_utags); - bfa_fcpim_add_iostats(lstats, rstats, io_cleanups); - bfa_fcpim_add_iostats(lstats, rstats, io_tmaborts); - bfa_fcpim_add_iostats(lstats, rstats, onlines); - bfa_fcpim_add_iostats(lstats, rstats, offlines); - bfa_fcpim_add_iostats(lstats, rstats, creates); - bfa_fcpim_add_iostats(lstats, rstats, deletes); - bfa_fcpim_add_iostats(lstats, rstats, create_comps); - bfa_fcpim_add_iostats(lstats, rstats, delete_comps); - bfa_fcpim_add_iostats(lstats, rstats, sler_events); - bfa_fcpim_add_iostats(lstats, rstats, fw_create); - bfa_fcpim_add_iostats(lstats, rstats, fw_delete); - bfa_fcpim_add_iostats(lstats, rstats, ioc_disabled); - bfa_fcpim_add_iostats(lstats, rstats, cleanup_comps); - bfa_fcpim_add_iostats(lstats, rstats, tm_cmnds); - bfa_fcpim_add_iostats(lstats, rstats, tm_fw_rsps); - bfa_fcpim_add_iostats(lstats, rstats, tm_success); - bfa_fcpim_add_iostats(lstats, rstats, tm_failures); - bfa_fcpim_add_iostats(lstats, rstats, tm_io_comps); - bfa_fcpim_add_iostats(lstats, rstats, tm_qresumes); - bfa_fcpim_add_iostats(lstats, rstats, tm_iocdowns); - bfa_fcpim_add_iostats(lstats, rstats, tm_cleanups); - bfa_fcpim_add_iostats(lstats, rstats, tm_cleanup_comps); - bfa_fcpim_add_iostats(lstats, rstats, io_comps); - bfa_fcpim_add_iostats(lstats, rstats, input_reqs); - bfa_fcpim_add_iostats(lstats, rstats, output_reqs); - bfa_fcpim_add_iostats(lstats, rstats, rd_throughput); - bfa_fcpim_add_iostats(lstats, rstats, wr_throughput); -} - -void bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); @@ -454,128 +385,6 @@ bfa_fcpim_path_tov_get(struct bfa_s *bfa) return fcpim->path_tov / 1000; } -bfa_status_t -bfa_fcpim_port_iostats(struct bfa_s *bfa, struct bfa_itnim_iostats_s *stats, - u8 lp_tag) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct list_head *qe, *qen; - struct bfa_itnim_s *itnim; - - /* accumulate IO stats from itnim */ - memset(stats, 0, sizeof(struct bfa_itnim_iostats_s)); - list_for_each_safe(qe, qen, &fcpim->itnim_q) { - itnim = (struct bfa_itnim_s *) qe; - if (itnim->rport->rport_info.lp_tag != lp_tag) - continue; - bfa_fcpim_add_stats(stats, &(itnim->stats)); - } - return BFA_STATUS_OK; -} -bfa_status_t -bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_itnim_iostats_s *modstats) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct list_head *qe, *qen; - struct bfa_itnim_s *itnim; - - /* accumulate IO stats from itnim */ - memset(modstats, 0, sizeof(struct bfa_itnim_iostats_s)); - list_for_each_safe(qe, qen, &fcpim->itnim_q) { - itnim = (struct bfa_itnim_s *) qe; - bfa_fcpim_add_stats(modstats, &(itnim->stats)); - } - return BFA_STATUS_OK; -} - -bfa_status_t -bfa_fcpim_get_del_itn_stats(struct bfa_s *bfa, - struct bfa_fcpim_del_itn_stats_s *modstats) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - - *modstats = fcpim->del_itn_stats; - - return BFA_STATUS_OK; -} - - -bfa_status_t -bfa_fcpim_profile_on(struct bfa_s *bfa, u32 time) -{ - struct bfa_itnim_s *itnim; - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct list_head *qe, *qen; - - /* accumulate IO stats from itnim */ - list_for_each_safe(qe, qen, &fcpim->itnim_q) { - itnim = (struct bfa_itnim_s *) qe; - bfa_itnim_clear_stats(itnim); - } - fcpim->io_profile = BFA_TRUE; - fcpim->io_profile_start_time = time; - fcpim->profile_comp = bfa_ioim_profile_comp; - fcpim->profile_start = bfa_ioim_profile_start; - - return BFA_STATUS_OK; -} -bfa_status_t -bfa_fcpim_profile_off(struct bfa_s *bfa) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - fcpim->io_profile = BFA_FALSE; - fcpim->io_profile_start_time = 0; - fcpim->profile_comp = NULL; - fcpim->profile_start = NULL; - return BFA_STATUS_OK; -} - -bfa_status_t -bfa_fcpim_port_clear_iostats(struct bfa_s *bfa, u8 lp_tag) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct list_head *qe, *qen; - struct bfa_itnim_s *itnim; - - /* clear IO stats from all active itnims */ - list_for_each_safe(qe, qen, &fcpim->itnim_q) { - itnim = (struct bfa_itnim_s *) qe; - if (itnim->rport->rport_info.lp_tag != lp_tag) - continue; - bfa_itnim_clear_stats(itnim); - } - return BFA_STATUS_OK; - -} - -bfa_status_t -bfa_fcpim_clr_modstats(struct bfa_s *bfa) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - struct list_head *qe, *qen; - struct bfa_itnim_s *itnim; - - /* clear IO stats from all active itnims */ - list_for_each_safe(qe, qen, &fcpim->itnim_q) { - itnim = (struct bfa_itnim_s *) qe; - bfa_itnim_clear_stats(itnim); - } - memset(&fcpim->del_itn_stats, 0, - sizeof(struct bfa_fcpim_del_itn_stats_s)); - - return BFA_STATUS_OK; -} - -void -bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - - bfa_assert(q_depth <= BFA_IOCFC_QDEPTH_MAX); - - fcpim->q_depth = q_depth; -} - u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa) { @@ -584,32 +393,12 @@ bfa_fcpim_qdepth_get(struct bfa_s *bfa) return fcpim->q_depth; } -void -bfa_fcpim_update_ioredirect(struct bfa_s *bfa) -{ - bfa_boolean_t ioredirect; - - /* - * IO redirection is turned off when QoS is enabled and vice versa - */ - ioredirect = bfa_fcport_is_qos_enabled(bfa) ? BFA_FALSE : BFA_TRUE; -} - -void -bfa_fcpim_set_ioredirect(struct bfa_s *bfa, bfa_boolean_t state) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); - fcpim->ioredirect = state; -} - - - /* * BFA ITNIM module state machine functions */ /* - * Beginning/unallocated state - no events expected. + * Beginning/unallocated state - no events expected. */ static void bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -630,7 +419,7 @@ bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) } /* - * Beginning state, only online event expected. + * Beginning state, only online event expected. */ static void bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -733,7 +522,7 @@ bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, } /* - * Waiting for itnim create response from firmware, a delete is pending. + * Waiting for itnim create response from firmware, a delete is pending. */ static void bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, @@ -761,7 +550,7 @@ bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim, } /* - * Online state - normal parking state. + * Online state - normal parking state. */ static void bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -803,7 +592,7 @@ bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) } /* - * Second level error recovery need. + * Second level error recovery need. */ static void bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -834,7 +623,7 @@ bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) } /* - * Going offline. Waiting for active IO cleanup. + * Going offline. Waiting for active IO cleanup. */ static void bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, @@ -871,7 +660,7 @@ bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, } /* - * Deleting itnim. Waiting for active IO cleanup. + * Deleting itnim. Waiting for active IO cleanup. */ static void bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, @@ -956,7 +745,7 @@ bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, } /* - * Offline state. + * Offline state. */ static void bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -987,9 +776,6 @@ bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) } } -/* - * IOC h/w failed state. - */ static void bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) @@ -1024,7 +810,7 @@ bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, } /* - * Itnim is deleted, waiting for firmware response to delete. + * 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) @@ -1069,7 +855,7 @@ bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, } /* - * Initiate cleanup of all IOs on an IOC failure. + * Initiate cleanup of all IOs on an IOC failure. */ static void bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) @@ -1103,7 +889,7 @@ bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) } /* - * IO cleanup completion + * IO cleanup completion */ static void bfa_itnim_cleanp_comp(void *itnim_cbarg) @@ -1115,7 +901,7 @@ bfa_itnim_cleanp_comp(void *itnim_cbarg) } /* - * Initiate cleanup of all IOs. + * Initiate cleanup of all IOs. */ static void bfa_itnim_cleanup(struct bfa_itnim_s *itnim) @@ -1187,9 +973,6 @@ bfa_itnim_qresume(void *cbarg) bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME); } - - - /* * bfa_itnim_public */ @@ -1401,7 +1184,7 @@ bfa_itnim_iotov_start(struct bfa_itnim_s *itnim) if (itnim->fcpim->path_tov > 0) { itnim->iotov_active = BFA_TRUE; - bfa_assert(bfa_itnim_hold_io(itnim)); + WARN_ON(!bfa_itnim_hold_io(itnim)); bfa_timer_start(itnim->bfa, &itnim->timer, bfa_itnim_iotov, itnim, itnim->fcpim->path_tov); } @@ -1457,14 +1240,12 @@ bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim) fcpim->del_itn_stats.del_tm_iocdowns += itnim->stats.tm_iocdowns; } - - /* - * bfa_itnim_public + * bfa_itnim_public */ /* - * Itnim interrupt processing. + * Itnim interrupt processing. */ void bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) @@ -1481,7 +1262,7 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) case BFI_ITNIM_I2H_CREATE_RSP: itnim = BFA_ITNIM_FROM_TAG(fcpim, msg.create_rsp->bfa_handle); - bfa_assert(msg.create_rsp->status == BFA_STATUS_OK); + WARN_ON(msg.create_rsp->status != BFA_STATUS_OK); bfa_stats(itnim, create_comps); bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); break; @@ -1489,7 +1270,7 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) case BFI_ITNIM_I2H_DELETE_RSP: itnim = BFA_ITNIM_FROM_TAG(fcpim, msg.delete_rsp->bfa_handle); - bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK); + WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK); bfa_stats(itnim, delete_comps); bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); break; @@ -1503,14 +1284,12 @@ bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) default: bfa_trc(bfa, m->mhdr.msg_id); - bfa_assert(0); + WARN_ON(1); } } - - /* - * bfa_itnim_api + * bfa_itnim_api */ struct bfa_itnim_s * @@ -1520,7 +1299,7 @@ bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) struct bfa_itnim_s *itnim; itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag); - bfa_assert(itnim->rport == rport); + WARN_ON(itnim->rport != rport); itnim->ditn = ditn; @@ -1568,31 +1347,6 @@ bfa_itnim_hold_io(struct bfa_itnim_s *itnim) bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable)); } -bfa_status_t -bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, - struct bfa_itnim_ioprofile_s *ioprofile) -{ - struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(itnim->bfa); - if (!fcpim->io_profile) - return BFA_STATUS_IOPROFILE_OFF; - - itnim->ioprofile.index = BFA_IOBUCKET_MAX; - itnim->ioprofile.io_profile_start_time = - bfa_io_profile_start_time(itnim->bfa); - itnim->ioprofile.clock_res_mul = bfa_io_lat_clock_res_mul; - itnim->ioprofile.clock_res_div = bfa_io_lat_clock_res_div; - *ioprofile = itnim->ioprofile; - - return BFA_STATUS_OK; -} - -void -bfa_itnim_get_stats(struct bfa_itnim_s *itnim, - struct bfa_itnim_iostats_s *stats) -{ - *stats = itnim->stats; -} - void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) { @@ -1608,14 +1362,11 @@ bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) */ /* - * IO is not started (unallocated). + * IO is not started (unallocated). */ static void bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - switch (event) { case BFA_IOIM_SM_START: if (!bfa_itnim_is_online(ioim->itnim)) { @@ -1635,7 +1386,7 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } if (ioim->nsges > BFI_SGE_INLINE) { - if (!bfa_ioim_sge_setup(ioim)) { + if (!bfa_ioim_sgpg_alloc(ioim)) { bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc); return; } @@ -1662,7 +1413,7 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) * requests immediately. */ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); - bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); + WARN_ON(!bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -1673,7 +1424,7 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } /* - * IO is waiting for SG pages. + * IO is waiting for SG pages. */ static void bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) @@ -1720,14 +1471,11 @@ bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } /* - * IO is active. + * IO is active. */ static void bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - switch (event) { case BFA_IOIM_SM_COMP_GOOD: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); @@ -1786,8 +1534,8 @@ bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) break; case BFA_IOIM_SM_SQRETRY: - if (bfa_ioim_get_iotag(ioim) != BFA_TRUE) { - /* max retry completed free IO */ + if (bfa_ioim_maxretry_reached(ioim)) { + /* max retry reached, free IO */ bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); bfa_ioim_move_to_comp_q(ioim); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, @@ -1804,17 +1552,15 @@ bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } /* -* IO is retried with new tag. -*/ + * IO is retried with new tag. + */ static void bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) { - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - switch (event) { case BFA_IOIM_SM_FREE: /* abts and rrq done. Now retry the IO with new tag */ + bfa_ioim_update_iotag(ioim); if (!bfa_ioim_send_ioreq(ioim)) { bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); break; @@ -1858,7 +1604,7 @@ bfa_ioim_sm_cmnd_retry(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } /* - * IO is being aborted, waiting for completion from firmware. + * 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) @@ -1894,7 +1640,7 @@ bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) break; case BFA_IOIM_SM_CLEANUP: - bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + WARN_ON(ioim->iosp->abort_explicit != BFA_TRUE); ioim->iosp->abort_explicit = BFA_FALSE; if (bfa_ioim_send_abort(ioim)) @@ -1981,7 +1727,7 @@ bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } /* - * IO is waiting for room in request CQ + * IO is waiting for room in request CQ */ static void bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) @@ -2025,7 +1771,7 @@ 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. + * 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) @@ -2040,7 +1786,7 @@ bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) break; case BFA_IOIM_SM_CLEANUP: - bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + WARN_ON(ioim->iosp->abort_explicit != BFA_TRUE); ioim->iosp->abort_explicit = BFA_FALSE; bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); break; @@ -2076,7 +1822,7 @@ 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. + * 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) @@ -2092,7 +1838,7 @@ bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_ABORT: /* - * IO is alraedy being cleaned up implicitly + * IO is already being cleaned up implicitly */ ioim->io_cbfn = __bfa_cb_ioim_abort; break; @@ -2131,9 +1877,6 @@ 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) { - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_trc_fp(ioim->bfa, event); - switch (event) { case BFA_IOIM_SM_HCB: bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); @@ -2213,11 +1956,6 @@ bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) } - -/* - * hal_ioim_private - */ - static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) { @@ -2323,7 +2061,7 @@ bfa_ioim_sgpg_alloced(void *cbarg) ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q); - bfa_ioim_sgpg_setup(ioim); + ioim->sgpg = bfa_q_first(&ioim->sgpg_q); bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED); } @@ -2335,13 +2073,16 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) { struct bfa_itnim_s *itnim = ioim->itnim; struct bfi_ioim_req_s *m; - static struct fcp_cmnd_s cmnd_z0 = { 0 }; - struct bfi_sge_s *sge; + static struct fcp_cmnd_s cmnd_z0 = { { { 0 } } }; + struct bfi_sge_s *sge, *sgpge; u32 pgdlen = 0; u32 fcp_dl; u64 addr; struct scatterlist *sg; + struct bfa_sgpg_s *sgpg; struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; + u32 i, sge_id, pgcumsz; + enum dma_data_direction dmadir; /* * check for room in queue to send request now @@ -2359,22 +2100,61 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) */ m->io_tag = cpu_to_be16(ioim->iotag); m->rport_hdl = ioim->itnim->rport->fw_handle; - m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio); + m->io_timeout = 0; - /* - * build inline IO SG element here - */ sge = &m->sges[0]; - if (ioim->nsges) { - sg = (struct scatterlist *)scsi_sglist(cmnd); - addr = bfa_os_sgaddr(sg_dma_address(sg)); - sge->sga = *(union bfi_addr_u *) &addr; - pgdlen = sg_dma_len(sg); - sge->sg_len = pgdlen; - sge->flags = (ioim->nsges > BFI_SGE_INLINE) ? + sgpg = ioim->sgpg; + sge_id = 0; + sgpge = NULL; + pgcumsz = 0; + scsi_for_each_sg(cmnd, sg, ioim->nsges, i) { + if (i == 0) { + /* build inline IO SG element */ + addr = bfa_sgaddr_le(sg_dma_address(sg)); + sge->sga = *(union bfi_addr_u *) &addr; + pgdlen = sg_dma_len(sg); + sge->sg_len = pgdlen; + sge->flags = (ioim->nsges > BFI_SGE_INLINE) ? BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST; - bfa_sge_to_be(sge); - sge++; + bfa_sge_to_be(sge); + sge++; + } else { + if (sge_id == 0) + sgpge = sgpg->sgpg->sges; + + addr = bfa_sgaddr_le(sg_dma_address(sg)); + sgpge->sga = *(union bfi_addr_u *) &addr; + sgpge->sg_len = sg_dma_len(sg); + pgcumsz += sgpge->sg_len; + + /* set flags */ + if (i < (ioim->nsges - 1) && + sge_id < (BFI_SGPG_DATA_SGES - 1)) + sgpge->flags = BFI_SGE_DATA; + else if (i < (ioim->nsges - 1)) + sgpge->flags = BFI_SGE_DATA_CPL; + else + sgpge->flags = BFI_SGE_DATA_LAST; + + bfa_sge_to_le(sgpge); + + sgpge++; + if (i == (ioim->nsges - 1)) { + sgpge->flags = BFI_SGE_PGDLEN; + sgpge->sga.a32.addr_lo = 0; + sgpge->sga.a32.addr_hi = 0; + sgpge->sg_len = pgcumsz; + bfa_sge_to_le(sgpge); + } else if (++sge_id == BFI_SGPG_DATA_SGES) { + sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg); + sgpge->flags = BFI_SGE_LINK; + sgpge->sga = sgpg->sgpg_pa; + sgpge->sg_len = pgcumsz; + bfa_sge_to_le(sgpge); + sge_id = 0; + pgcumsz = 0; + } + } } if (ioim->nsges > BFI_SGE_INLINE) { @@ -2391,10 +2171,17 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) * set up I/O command parameters */ m->cmnd = cmnd_z0; - m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio); - m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio); - m->cmnd.cdb = *(scsi_cdb_t *)bfa_cb_ioim_get_cdb(ioim->dio); - fcp_dl = bfa_cb_ioim_get_size(ioim->dio); + int_to_scsilun(cmnd->device->lun, &m->cmnd.lun); + dmadir = cmnd->sc_data_direction; + if (dmadir == DMA_TO_DEVICE) + m->cmnd.iodir = FCP_IODIR_WRITE; + else if (dmadir == DMA_FROM_DEVICE) + m->cmnd.iodir = FCP_IODIR_READ; + else + m->cmnd.iodir = FCP_IODIR_NONE; + + m->cmnd.cdb = *(struct scsi_cdb_s *) cmnd->cmnd; + fcp_dl = scsi_bufflen(cmnd); m->cmnd.fcp_dl = cpu_to_be32(fcp_dl); /* @@ -2418,28 +2205,9 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); } if (itnim->seq_rec || - (bfa_cb_ioim_get_size(ioim->dio) & (sizeof(u32) - 1))) + (scsi_bufflen(cmnd) & (sizeof(u32) - 1))) bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa)); -#ifdef IOIM_ADVANCED - m->cmnd.crn = bfa_cb_ioim_get_crn(ioim->dio); - m->cmnd.priority = bfa_cb_ioim_get_priority(ioim->dio); - m->cmnd.taskattr = bfa_cb_ioim_get_taskattr(ioim->dio); - - /* - * Handle large CDB (>16 bytes). - */ - m->cmnd.addl_cdb_len = (bfa_cb_ioim_get_cdblen(ioim->dio) - - FCP_CMND_CDB_LEN) / sizeof(u32); - if (m->cmnd.addl_cdb_len) { - memcpy(&m->cmnd.cdb + 1, (scsi_cdb_t *) - bfa_cb_ioim_get_cdb(ioim->dio) + 1, - m->cmnd.addl_cdb_len * sizeof(u32)); - fcp_cmnd_fcpdl(&m->cmnd) = - cpu_to_be32(bfa_cb_ioim_get_size(ioim->dio)); - } -#endif - /* * queue I/O message to firmware */ @@ -2452,11 +2220,11 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) * at queuing time. */ static bfa_boolean_t -bfa_ioim_sge_setup(struct bfa_ioim_s *ioim) +bfa_ioim_sgpg_alloc(struct bfa_ioim_s *ioim) { u16 nsgpgs; - bfa_assert(ioim->nsges > BFI_SGE_INLINE); + WARN_ON(ioim->nsges <= BFI_SGE_INLINE); /* * allocate SG pages needed @@ -2472,73 +2240,11 @@ bfa_ioim_sge_setup(struct bfa_ioim_s *ioim) } ioim->nsgpgs = nsgpgs; - bfa_ioim_sgpg_setup(ioim); + ioim->sgpg = bfa_q_first(&ioim->sgpg_q); return BFA_TRUE; } -static void -bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) -{ - int sgeid, nsges, i; - struct bfi_sge_s *sge; - struct bfa_sgpg_s *sgpg; - u32 pgcumsz; - u64 addr; - struct scatterlist *sg; - struct scsi_cmnd *cmnd = (struct scsi_cmnd *) ioim->dio; - - sgeid = BFI_SGE_INLINE; - ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q); - - sg = scsi_sglist(cmnd); - sg = sg_next(sg); - - do { - sge = sgpg->sgpg->sges; - nsges = ioim->nsges - sgeid; - if (nsges > BFI_SGPG_DATA_SGES) - nsges = BFI_SGPG_DATA_SGES; - - pgcumsz = 0; - for (i = 0; i < nsges; i++, sge++, sgeid++, sg = sg_next(sg)) { - addr = bfa_os_sgaddr(sg_dma_address(sg)); - sge->sga = *(union bfi_addr_u *) &addr; - sge->sg_len = sg_dma_len(sg); - pgcumsz += sge->sg_len; - - /* - * set flags - */ - if (i < (nsges - 1)) - sge->flags = BFI_SGE_DATA; - else if (sgeid < (ioim->nsges - 1)) - sge->flags = BFI_SGE_DATA_CPL; - else - sge->flags = BFI_SGE_DATA_LAST; - - bfa_sge_to_le(sge); - } - - sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg); - - /* - * set the link element of each page - */ - if (sgeid == ioim->nsges) { - sge->flags = BFI_SGE_PGDLEN; - sge->sga.a32.addr_lo = 0; - sge->sga.a32.addr_hi = 0; - } else { - sge->flags = BFI_SGE_LINK; - sge->sga = sgpg->sgpg_pa; - } - sge->sg_len = pgcumsz; - - bfa_sge_to_le(sge); - } while (sgeid < ioim->nsges); -} - /* * Send I/O abort request to firmware. */ @@ -2605,7 +2311,7 @@ bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim) } bfa_itnim_iodone(ioim->itnim); } else - bfa_tskim_iodone(ioim->iosp->tskim); + bfa_wc_down(&ioim->iosp->tskim->wc); } static bfa_boolean_t @@ -2623,9 +2329,6 @@ bfa_ioim_is_abortable(struct bfa_ioim_s *ioim) return BFA_TRUE; } -/* - * or after the link comes back. - */ void bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) { @@ -2653,11 +2356,6 @@ bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) } - -/* - * hal_ioim_friend - */ - /* * Memory allocation and initialization. */ @@ -2722,14 +2420,6 @@ bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) } } -/* - * Driver detach time call. - */ -void -bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim) -{ -} - void bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { @@ -2742,7 +2432,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) iotag = be16_to_cpu(rsp->io_tag); ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); - bfa_assert(ioim->iotag == iotag); + WARN_ON(ioim->iotag != iotag); bfa_trc(ioim->bfa, ioim->iotag); bfa_trc(ioim->bfa, rsp->io_status); @@ -2773,13 +2463,13 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) case BFI_IOIM_STS_PROTO_ERR: bfa_stats(ioim->itnim, iocom_proto_err); - bfa_assert(rsp->reuse_io_tag); + WARN_ON(!rsp->reuse_io_tag); evt = BFA_IOIM_SM_COMP; break; case BFI_IOIM_STS_SQER_NEEDED: bfa_stats(ioim->itnim, iocom_sqer_needed); - bfa_assert(rsp->reuse_io_tag == 0); + WARN_ON(rsp->reuse_io_tag != 0); evt = BFA_IOIM_SM_SQRETRY; break; @@ -2808,7 +2498,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) break; default: - bfa_assert(0); + WARN_ON(1); } bfa_sm_send_event(ioim, evt); @@ -2825,39 +2515,12 @@ bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) iotag = be16_to_cpu(rsp->io_tag); ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); - bfa_assert(ioim->iotag == iotag); + WARN_ON(BFA_IOIM_TAG_2_ID(ioim->iotag) != iotag); - bfa_trc_fp(ioim->bfa, ioim->iotag); bfa_ioim_cb_profile_comp(fcpim, ioim); - bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); } -void -bfa_ioim_profile_start(struct bfa_ioim_s *ioim) -{ - ioim->start_time = jiffies; -} - -void -bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) -{ - u32 fcp_dl = bfa_cb_ioim_get_size(ioim->dio); - u32 index = bfa_ioim_get_index(fcp_dl); - u64 end_time = jiffies; - struct bfa_itnim_latency_s *io_lat = - &(ioim->itnim->ioprofile.io_latency); - u32 val = (u32)(end_time - ioim->start_time); - - bfa_itnim_ioprofile_update(ioim->itnim, index); - - io_lat->count[index]++; - io_lat->min[index] = (io_lat->min[index] < val) ? - io_lat->min[index] : val; - io_lat->max[index] = (io_lat->max[index] > val) ? - io_lat->max[index] : val; - io_lat->avg[index] += val; -} /* * Called by itnim to clean up IO while going offline. */ @@ -2903,11 +2566,6 @@ bfa_ioim_tov(struct bfa_ioim_s *ioim) } - -/* - * hal_ioim_api - */ - /* * Allocate IOIM resource for initiator mode I/O request. */ @@ -2936,7 +2594,6 @@ bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio, fcpim->ios_active++; list_add_tail(&ioim->qe, &itnim->io_q); - bfa_trc_fp(ioim->bfa, ioim->iotag); return ioim; } @@ -2946,18 +2603,13 @@ bfa_ioim_free(struct bfa_ioim_s *ioim) { struct bfa_fcpim_mod_s *fcpim = ioim->fcpim; - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit)); - - bfa_assert_fp(list_empty(&ioim->sgpg_q) || - (ioim->nsges > BFI_SGE_INLINE)); - if (ioim->nsgpgs > 0) bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs); bfa_stats(ioim->itnim, io_comps); fcpim->ios_active--; + ioim->iotag &= BFA_IOIM_IOTAG_MASK; list_del(&ioim->qe); list_add_tail(&ioim->qe, &fcpim->ioim_free_q); } @@ -2965,16 +2617,13 @@ bfa_ioim_free(struct bfa_ioim_s *ioim) void bfa_ioim_start(struct bfa_ioim_s *ioim) { - bfa_trc_fp(ioim->bfa, ioim->iotag); - bfa_ioim_cb_profile_start(ioim->fcpim, ioim); /* * Obtain the queue over which this request has to be issued */ ioim->reqq = bfa_fcpim_ioredirect_enabled(ioim->bfa) ? - bfa_cb_ioim_get_reqq(ioim->dio) : - bfa_itnim_get_reqq(ioim); + BFA_FALSE : bfa_itnim_get_reqq(ioim); bfa_sm_send_event(ioim, BFA_IOIM_SM_START); } @@ -2997,13 +2646,12 @@ bfa_ioim_abort(struct bfa_ioim_s *ioim) return BFA_STATUS_OK; } - /* * BFA TSKIM state machine functions */ /* - * Task management command beginning state. + * Task management command beginning state. */ static void bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) @@ -3040,9 +2688,8 @@ bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) } /* - * brief - * TM command is active, awaiting completion from firmware to - * cleanup IO requests in TM scope. + * 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) @@ -3077,8 +2724,8 @@ 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. + * 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) @@ -3138,7 +2785,7 @@ bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) } /* - * Task management command is waiting for room in request CQ + * 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) @@ -3173,8 +2820,8 @@ 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. + * 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, @@ -3186,10 +2833,8 @@ bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, case BFA_TSKIM_SM_DONE: bfa_reqq_wcancel(&tskim->reqq_wait); /* - * * Fall through !!! */ - case BFA_TSKIM_SM_QRESUME: bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); bfa_tskim_send_abort(tskim); @@ -3208,7 +2853,7 @@ bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, } /* - * BFA callback is pending + * BFA callback is pending */ static void bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) @@ -3233,12 +2878,6 @@ bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event) } } - - -/* - * hal_tskim_private - */ - static void __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete) { @@ -3268,8 +2907,8 @@ __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete) BFI_TSKIM_STS_FAILED); } -static bfa_boolean_t -bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun) +static bfa_boolean_t +bfa_tskim_match_scope(struct bfa_tskim_s *tskim, struct scsi_lun lun) { switch (tskim->tm_cmnd) { case FCP_TM_TARGET_RESET: @@ -3279,24 +2918,26 @@ bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun) case FCP_TM_CLEAR_TASK_SET: case FCP_TM_LUN_RESET: case FCP_TM_CLEAR_ACA: - return (tskim->lun == lun); + return !memcmp(&tskim->lun, &lun, sizeof(lun)); default: - bfa_assert(0); + WARN_ON(1); } return BFA_FALSE; } /* - * Gather affected IO requests and task management commands. + * Gather affected IO requests and task management commands. */ static void bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) { struct bfa_itnim_s *itnim = tskim->itnim; struct bfa_ioim_s *ioim; - struct list_head *qe, *qen; + struct list_head *qe, *qen; + struct scsi_cmnd *cmnd; + struct scsi_lun scsilun; INIT_LIST_HEAD(&tskim->io_q); @@ -3305,8 +2946,9 @@ bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) */ list_for_each_safe(qe, qen, &itnim->io_q) { ioim = (struct bfa_ioim_s *) qe; - if (bfa_tskim_match_scope - (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { + cmnd = (struct scsi_cmnd *) ioim->dio; + int_to_scsilun(cmnd->device->lun, &scsilun); + if (bfa_tskim_match_scope(tskim, scsilun)) { list_del(&ioim->qe); list_add_tail(&ioim->qe, &tskim->io_q); } @@ -3317,8 +2959,9 @@ bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) */ list_for_each_safe(qe, qen, &itnim->pending_q) { ioim = (struct bfa_ioim_s *) qe; - if (bfa_tskim_match_scope - (tskim, bfa_cb_ioim_get_lun(ioim->dio))) { + cmnd = (struct scsi_cmnd *) ioim->dio; + int_to_scsilun(cmnd->device->lun, &scsilun); + if (bfa_tskim_match_scope(tskim, scsilun)) { list_del(&ioim->qe); list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_ioim_tov(ioim); @@ -3327,7 +2970,7 @@ bfa_tskim_gather_ios(struct bfa_tskim_s *tskim) } /* - * IO cleanup completion + * IO cleanup completion */ static void bfa_tskim_cleanp_comp(void *tskim_cbarg) @@ -3339,7 +2982,7 @@ bfa_tskim_cleanp_comp(void *tskim_cbarg) } /* - * Gather affected IO requests and task management commands. + * Gather affected IO requests and task management commands. */ static void bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim) @@ -3359,7 +3002,7 @@ bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim) } /* - * Send task management request to firmware. + * Send task management request to firmware. */ static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim) @@ -3394,7 +3037,7 @@ bfa_tskim_send(struct bfa_tskim_s *tskim) } /* - * Send abort request to cleanup an active TM to firmware. + * Send abort request to cleanup an active TM to firmware. */ static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim) @@ -3425,7 +3068,7 @@ bfa_tskim_send_abort(struct bfa_tskim_s *tskim) } /* - * Call to resume task management cmnd waiting for room in request queue. + * Call to resume task management cmnd waiting for room in request queue. */ static void bfa_tskim_qresume(void *cbarg) @@ -3451,12 +3094,6 @@ bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim) } } - - -/* - * hal_tskim_friend - */ - /* * Notification on completions from related ioim. */ @@ -3489,7 +3126,7 @@ bfa_tskim_cleanup(struct bfa_tskim_s *tskim) } /* - * Memory allocation and initialization. + * Memory allocation and initialization. */ void bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) @@ -3522,14 +3159,6 @@ bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) } void -bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim) -{ - /* - * @todo - */ -} - -void bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); @@ -3538,7 +3167,7 @@ bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) u16 tsk_tag = be16_to_cpu(rsp->tsk_tag); tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag); - bfa_assert(tskim->tsk_tag == tsk_tag); + WARN_ON(tskim->tsk_tag != tsk_tag); tskim->tsk_status = rsp->tsk_status; @@ -3556,12 +3185,6 @@ bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) } - -/* - * hal_tskim_api - */ - - struct bfa_tskim_s * bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) { @@ -3579,13 +3202,13 @@ bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk) void bfa_tskim_free(struct bfa_tskim_s *tskim) { - bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe)); + WARN_ON(!bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe)); list_del(&tskim->qe); list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q); } /* - * Start a task management command. + * Start a task management command. * * @param[in] tskim BFA task management command instance * @param[in] itnim i-t nexus for the task management command @@ -3596,7 +3219,8 @@ bfa_tskim_free(struct bfa_tskim_s *tskim) * @return None. */ void -bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun, +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) { tskim->itnim = itnim; 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