diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcpim.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_fcpim.c | 139 |
1 files changed, 20 insertions, 119 deletions
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index d7385d1d9c5a..2518e36d70d3 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -1,18 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. + * Copyright (c) 2014- QLogic Corporation. * All rights reserved - * www.brocade.com + * www.qlogic.com * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. + * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. */ #include "bfad_drv.h" @@ -24,7 +17,6 @@ BFA_TRC_FILE(HAL, FCPIM); * BFA ITNIM Related definitions */ static void bfa_itnim_update_del_itn_stats(struct bfa_itnim_s *itnim); -static void bfa_ioim_lm_init(struct bfa_s *bfa); #define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \ (((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1)))) @@ -73,21 +65,6 @@ enum bfa_ioim_lm_ua_status { }; /* - * itnim state machine event - */ -enum bfa_itnim_event { - BFA_ITNIM_SM_CREATE = 1, /* itnim is created */ - BFA_ITNIM_SM_ONLINE = 2, /* itnim is online */ - BFA_ITNIM_SM_OFFLINE = 3, /* itnim is offline */ - BFA_ITNIM_SM_FWRSP = 4, /* firmware response */ - BFA_ITNIM_SM_DELETE = 5, /* deleting an existing itnim */ - BFA_ITNIM_SM_CLEANUP = 6, /* IO cleanup completion */ - BFA_ITNIM_SM_SLER = 7, /* second level error recovery */ - BFA_ITNIM_SM_HWFAIL = 8, /* IOC h/w failure event */ - BFA_ITNIM_SM_QRESUME = 9, /* queue space available */ -}; - -/* * BFA IOIM related definitions */ #define bfa_ioim_move_to_comp_q(__ioim) do { \ @@ -106,30 +83,6 @@ enum bfa_itnim_event { (__fcpim)->profile_start(__ioim); \ } while (0) -/* - * IO state machine events - */ -enum bfa_ioim_event { - BFA_IOIM_SM_START = 1, /* io start request from host */ - BFA_IOIM_SM_COMP_GOOD = 2, /* io good comp, resource free */ - BFA_IOIM_SM_COMP = 3, /* io comp, resource is free */ - BFA_IOIM_SM_COMP_UTAG = 4, /* io comp, resource is free */ - BFA_IOIM_SM_DONE = 5, /* io comp, resource not free */ - BFA_IOIM_SM_FREE = 6, /* io resource is freed */ - BFA_IOIM_SM_ABORT = 7, /* abort request from scsi stack */ - BFA_IOIM_SM_ABORT_COMP = 8, /* abort from f/w */ - BFA_IOIM_SM_ABORT_DONE = 9, /* abort completion from f/w */ - BFA_IOIM_SM_QRESUME = 10, /* CQ space available to queue IO */ - BFA_IOIM_SM_SGALLOCED = 11, /* SG page allocation successful */ - BFA_IOIM_SM_SQRETRY = 12, /* sequence recovery retry */ - BFA_IOIM_SM_HCB = 13, /* bfa callback complete */ - BFA_IOIM_SM_CLEANUP = 14, /* IO cleanup from itnim */ - BFA_IOIM_SM_TMSTART = 15, /* IO cleanup from tskim */ - BFA_IOIM_SM_TMDONE = 16, /* IO cleanup from tskim */ - BFA_IOIM_SM_HWFAIL = 17, /* IOC h/w failure event */ - BFA_IOIM_SM_IOTOV = 18, /* ITN offline TOV */ -}; - /* * BFA TSKIM related definitions @@ -149,18 +102,6 @@ enum bfa_ioim_event { } while (0) -enum bfa_tskim_event { - BFA_TSKIM_SM_START = 1, /* TM command start */ - BFA_TSKIM_SM_DONE = 2, /* TM completion */ - BFA_TSKIM_SM_QRESUME = 3, /* resume after qfull */ - BFA_TSKIM_SM_HWFAIL = 5, /* IOC h/w failure event */ - BFA_TSKIM_SM_HCB = 6, /* BFA callback completion */ - BFA_TSKIM_SM_IOS_DONE = 7, /* IO and sub TM completions */ - BFA_TSKIM_SM_CLEANUP = 8, /* TM cleanup on ITN offline */ - BFA_TSKIM_SM_CLEANUP_DONE = 9, /* TM abort completion */ - BFA_TSKIM_SM_UTAG = 10, /* TM completion unknown tag */ -}; - /* * forward declaration for BFA ITNIM functions */ @@ -338,7 +279,7 @@ bfa_fcpim_attach(struct bfa_fcp_mod_s *fcp, void *bfad, bfa_ioim_attach(fcpim); } -static void +void bfa_fcpim_iocdisable(struct bfa_fcp_mod_s *fcp) { struct bfa_fcpim_s *fcpim = &fcp->fcpim; @@ -444,7 +385,7 @@ bfa_fcpim_port_iostats(struct bfa_s *bfa, return BFA_STATUS_OK; } -void +static void bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) { struct bfa_itnim_latency_s *io_lat = @@ -461,14 +402,14 @@ bfa_ioim_profile_comp(struct bfa_ioim_s *ioim) io_lat->avg[idx] += val; } -void +static void bfa_ioim_profile_start(struct bfa_ioim_s *ioim) { ioim->start_time = jiffies; } bfa_status_t -bfa_fcpim_profile_on(struct bfa_s *bfa, u32 time) +bfa_fcpim_profile_on(struct bfa_s *bfa, time64_t time) { struct bfa_itnim_s *itnim; struct bfa_fcpim_s *fcpim = BFA_FCPIM(bfa); @@ -1478,6 +1419,7 @@ bfa_itnim_get_ioprofile(struct bfa_itnim_s *itnim, return BFA_STATUS_IOPROFILE_OFF; itnim->ioprofile.index = BFA_IOBUCKET_MAX; + /* unsigned 32-bit time_t overflow here in y2106 */ itnim->ioprofile.io_profile_start_time = bfa_io_profile_start_time(itnim->bfa); itnim->ioprofile.clock_res_mul = bfa_io_lat_clock_res_mul; @@ -2104,7 +2046,7 @@ bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) * is complete by driver. now invalidate the stale content of lun mask * like unit attention, rp tag and lp tag. */ -static void +void bfa_ioim_lm_init(struct bfa_s *bfa) { struct bfa_lun_mask_s *lunm_list; @@ -2153,7 +2095,7 @@ __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) /* * setup sense information, if present */ - if ((m->scsi_status == SCSI_STATUS_CHECK_CONDITION) && + if ((m->scsi_status == SAM_STAT_CHECK_CONDITION) && m->sns_len) { sns_len = m->sns_len; snsinfo = BFA_SNSINFO_FROM_TAG(ioim->fcpim->fcp, @@ -2342,9 +2284,7 @@ bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, wwn_t rpwwn, struct scsi_lun lun) { struct bfa_lun_mask_s *lunm_list; - struct bfa_rport_s *rp = NULL; struct bfa_fcs_lport_s *port = NULL; - struct bfa_fcs_rport_s *rp_fcs; int i; /* in min cfg lunm_list could be NULL but no commands should run. */ @@ -2360,12 +2300,8 @@ bfa_fcpim_lunmask_delete(struct bfa_s *bfa, u16 vf_id, wwn_t *pwwn, port = bfa_fcs_lookup_port( &((struct bfad_s *)bfa->bfad)->bfa_fcs, vf_id, *pwwn); - if (port) { + if (port) *pwwn = port->port_cfg.pwwn; - rp_fcs = bfa_fcs_lport_get_rport_by_pwwn(port, rpwwn); - if (rp_fcs) - rp = rp_fcs->bfa_rport; - } } lunm_list = bfa_get_lun_mask_list(bfa); @@ -2585,6 +2521,7 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) case FCP_IODIR_RW: bfa_stats(itnim, input_reqs); bfa_stats(itnim, output_reqs); + fallthrough; default: bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_fn_lpu(ioim->bfa)); } @@ -2819,6 +2756,7 @@ bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) case BFI_IOIM_STS_TIMEDOUT: bfa_stats(ioim->itnim, iocomp_timedout); + fallthrough; case BFI_IOIM_STS_ABORTED: rsp->io_status = BFI_IOIM_STS_ABORTED; bfa_stats(ioim->itnim, iocomp_aborted); @@ -3214,9 +3152,7 @@ bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim, switch (event) { case BFA_TSKIM_SM_DONE: bfa_reqq_wcancel(&tskim->reqq_wait); - /* - * Fall through !!! - */ + fallthrough; case BFA_TSKIM_SM_QRESUME: bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup); bfa_tskim_send_abort(tskim); @@ -3477,15 +3413,6 @@ bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim) } /* - * Notification on completions from related ioim. - */ -void -bfa_tskim_iodone(struct bfa_tskim_s *tskim) -{ - bfa_wc_down(&tskim->wc); -} - -/* * Handle IOC h/w failure notification from itnim. */ void @@ -3633,11 +3560,7 @@ bfa_tskim_res_recfg(struct bfa_s *bfa, u16 num_tskim_fw) } } -/* BFA FCP module - parent module for fcpim */ - -BFA_MODULE(fcp); - -static void +void bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, struct bfa_s *bfa) { @@ -3695,7 +3618,7 @@ bfa_fcp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, bfa_mem_kva_setup(minfo, fcp_kva, km_len); } -static void +void bfa_fcp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_pcidev_s *pcidev) { @@ -3738,29 +3661,7 @@ bfa_fcp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, (fcp->num_itns * sizeof(struct bfa_itn_s))); } -static void -bfa_fcp_detach(struct bfa_s *bfa) -{ -} - -static void -bfa_fcp_start(struct bfa_s *bfa) -{ - struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); - - /* - * bfa_init() with flash read is complete. now invalidate the stale - * content of lun mask like unit attention, rp tag and lp tag. - */ - bfa_ioim_lm_init(fcp->bfa); -} - -static void -bfa_fcp_stop(struct bfa_s *bfa) -{ -} - -static void +void bfa_fcp_iocdisable(struct bfa_s *bfa) { struct bfa_fcp_mod_s *fcp = BFA_FCP_MOD(bfa); @@ -3851,7 +3752,7 @@ 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 |