Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754138AbZGYFwE (ORCPT ); Sat, 25 Jul 2009 01:52:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751652AbZGYFwD (ORCPT ); Sat, 25 Jul 2009 01:52:03 -0400 Received: from mx10.brocade.com ([208.185.105.18]:1989 "EHLO mx10.brocade.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751589AbZGYFvz (ORCPT ); Sat, 25 Jul 2009 01:51:55 -0400 X-IronPort-AV: E=Sophos;i="4.43,268,1246863600"; d="scan'208";a="206292839" Date: Fri, 24 Jul 2009 22:51:32 -0700 From: Jing Huang Message-Id: <200907250551.n6P5pWEh023474@swe57.brocade.com> To: James.Bottomley@HansenPartnership.com Subject: [PATCH 4/14] bfa: Brocade BFA FC SCSI driver (bfa part-3) Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, rvadivel@brocade.com, vravindr@brocade.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 129983 Lines: 4964 From: Jing Huang This patch contains code to access Brocade Fibre channel HBA firmware/hardware, part-3 Signed-off-by: Jing Huang --- bfa_ioim.c | 1311 +++++++++++++++++++++++++++++++++++++++++++++++++++++ bfa_itnim.c | 1088 +++++++++++++++++++++++++++++++++++++++++++ bfa_log.c | 346 +++++++++++++ bfa_log_module.c | 451 ++++++++++++++++++ bfa_lps.c | 782 +++++++++++++++++++++++++++++++ bfa_lps_priv.h | 38 + bfa_module.c | 90 +++ bfa_modules_priv.h | 43 + bfa_os_inc.h | 196 +++++++ bfa_port.c | 460 ++++++++++++++++++ bfa_port_priv.h | 90 +++ 11 files changed, 4895 insertions(+) diff -urpN orig/drivers/scsi/bfa/bfa_ioim.c patch/drivers/scsi/bfa/bfa_ioim.c --- orig/drivers/scsi/bfa/bfa_ioim.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_ioim.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,1311 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#include +#include +#include + +BFA_TRC_FILE(HAL, IOIM); + +/* + * forward declarations. + */ +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_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); + +/** + * bfa_ioim_sm + */ + +/** + * 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 */ +}; + +/* + * forward declaration of 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); + +/** + * 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)) { + if (!bfa_itnim_hold_io(ioim->itnim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, + &ioim->fcpim->ioim_comp_q); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_pathtov, ioim); + } else { + list_del(&ioim->qe); + list_add_tail(&ioim->qe, + &ioim->itnim->pending_q); + } + break; + } + + if (ioim->nsges > BFI_SGE_INLINE) { + if (!bfa_ioim_sge_setup(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc); + return; + } + } + + if (!bfa_ioim_send_ioreq(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); + break; + } + + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + break; + + case BFA_IOIM_SM_IOTOV: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_pathtov, ioim); + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO in pending queue can get abort requests. Complete abort + * requests immediately. + */ + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim)); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * IO is waiting for SG pages. + */ +static void +bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_SGALLOCED: + if (!bfa_ioim_send_ioreq(ioim)) { + bfa_sm_set_state(ioim, bfa_ioim_sm_qfull); + break; + } + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_ABORT: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, + __bfa_cb_ioim_good_comp, ioim); + break; + + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, + ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, + ioim); + break; + + case BFA_IOIM_SM_ABORT: + ioim->iosp->abort_explicit = BFA_TRUE; + ioim->io_cbfn = __bfa_cb_ioim_abort; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_abort); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull); + bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_CLEANUP: + ioim->iosp->abort_explicit = BFA_FALSE; + ioim->io_cbfn = __bfa_cb_ioim_failed; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + case BFA_IOIM_SM_DONE: + case BFA_IOIM_SM_FREE: + break; + + case BFA_IOIM_SM_ABORT_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_ABORT_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_COMP_UTAG: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + ioim->iosp->abort_explicit = BFA_FALSE; + + if (bfa_ioim_send_abort(ioim)) + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + else { + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + &ioim->iosp->reqq_wait); + } + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + case BFA_IOIM_SM_DONE: + case BFA_IOIM_SM_FREE: + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO is already being aborted implicitly + */ + ioim->io_cbfn = __bfa_cb_ioim_abort; + break; + + case BFA_IOIM_SM_ABORT_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_ABORT_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_COMP_UTAG: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + /** + * IO can be in cleanup state already due to TM command. 2nd cleanup + * request comes from ITN offline event. + */ + break; + + default: + bfa_assert(0); + } +} + +/** + * IO is waiting for room in request CQ + */ +static void +bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_active); + bfa_ioim_send_ioreq(ioim); + break; + + case BFA_IOIM_SM_ABORT: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_abort); + bfa_ioim_send_abort(ioim); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE); + ioim->iosp->abort_explicit = BFA_FALSE; + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); + break; + + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, + ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_QRESUME: + bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); + bfa_ioim_send_abort(ioim); + break; + + case BFA_IOIM_SM_ABORT: + /** + * IO is alraedy being cleaned up implicitly + */ + ioim->io_cbfn = __bfa_cb_ioim_abort; + break; + + case BFA_IOIM_SM_COMP_GOOD: + case BFA_IOIM_SM_COMP: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_DONE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, + ioim); + break; + + default: + bfa_assert(0); + } +} + +/** + * IO bfa callback is pending. + */ +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); + bfa_ioim_free(ioim); + bfa_cb_ioim_resfree(ioim->bfa->bfad); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_HCB: + bfa_sm_set_state(ioim, bfa_ioim_sm_resfree); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q); + break; + + case BFA_IOIM_SM_FREE: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + break; + + default: + bfa_assert(0); + } +} + +/** + * IO is completed, waiting resource free from firmware. + */ +static void +bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, event); + + switch (event) { + case BFA_IOIM_SM_FREE: + bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); + bfa_ioim_free(ioim); + bfa_cb_ioim_resfree(ioim->bfa->bfad); + break; + + case BFA_IOIM_SM_CLEANUP: + bfa_ioim_notify_cleanup(ioim); + break; + + case BFA_IOIM_SM_HWFAIL: + break; + + default: + bfa_assert(0); + } +} + + + +/** + * bfa_ioim_private + */ + +static void +__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio); +} + +static void +__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + struct bfi_ioim_rsp_s *m; + u8 *snsinfo = NULL; + u8 sns_len = 0; + s32 residue = 0; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg; + if (m->io_status == BFI_IOIM_STS_OK) { + /** + * setup sense information, if present + */ + if (m->scsi_status == SCSI_STATUS_CHECK_CONDITION + && m->sns_len) { + sns_len = m->sns_len; + snsinfo = ioim->iosp->snsinfo; + } + + /** + * setup residue value correctly for normal completions + */ + if (m->resid_flags == FCP_RESID_UNDER) + residue = bfa_os_ntohl(m->residue); + if (m->resid_flags == FCP_RESID_OVER) { + residue = bfa_os_ntohl(m->residue); + residue = -residue; + } + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status, + m->scsi_status, sns_len, snsinfo, residue); +} + +static void +__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED, + 0, 0, NULL, 0); +} + +static void +__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV, + 0, 0, NULL, 0); +} + +static void +__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_ioim_s *ioim = cbarg; + + if (!complete) { + bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB); + return; + } + + bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio); +} + +static void +bfa_ioim_sgpg_alloced(void *cbarg) +{ + struct bfa_ioim_s *ioim = 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); + bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED); +} + +/** + * Send I/O request to firmware. + */ +static bfa_boolean_t +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; + u32 pgdlen = 0; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(ioim->bfa, itnim->reqq); + if (!m) { + bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + &ioim->iosp->reqq_wait); + return BFA_FALSE; + } + + /** + * build i/o request message next + */ + m->io_tag = bfa_os_htons(ioim->iotag); + m->rport_hdl = ioim->itnim->rport->fw_handle; + m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio); + + /** + * build inline IO SG element here + */ + sge = &m->sges[0]; + if (ioim->nsges) { + sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, 0); + pgdlen = bfa_cb_ioim_get_sglen(ioim->dio, 0); + 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++; + } + + if (ioim->nsges > BFI_SGE_INLINE) { + sge->sga = ioim->sgpg->sgpg_pa; + } else { + sge->sga.a32.addr_lo = 0; + sge->sga.a32.addr_hi = 0; + } + sge->sg_len = pgdlen; + sge->flags = BFI_SGE_PGDLEN; + bfa_sge_to_be(sge); + + /** + * set up I/O command parameters + */ + bfa_os_assign(m->cmnd, cmnd_z0); + m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio); + m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio); + bfa_os_assign(m->cmnd.cdb, + *(struct scsi_cdb_s *)bfa_cb_ioim_get_cdb(ioim->dio)); + m->cmnd.fcp_dl = bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio)); + + /** + * set up I/O message header + */ + switch (m->cmnd.iodir) { + case FCP_IODIR_READ: + bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa)); + bfa_stats(itnim, input_reqs); + break; + case FCP_IODIR_WRITE: + bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa)); + bfa_stats(itnim, output_reqs); + break; + case FCP_IODIR_RW: + bfa_stats(itnim, input_reqs); + bfa_stats(itnim, output_reqs); + default: + 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))) + 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) { + bfa_os_memcpy(&m->cmnd.cdb + 1, (struct scsi_cdb_s *) + bfa_cb_ioim_get_cdb(ioim->dio) + 1, + m->cmnd.addl_cdb_len * sizeof(u32)); + fcp_cmnd_fcpdl(&m->cmnd) = + bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio)); + } +#endif + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(ioim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Setup any additional SG pages needed.Inline SG element is setup + * at queuing time. + */ +static bfa_boolean_t +bfa_ioim_sge_setup(struct bfa_ioim_s *ioim) +{ + u16 nsgpgs; + + bfa_assert(ioim->nsges > BFI_SGE_INLINE); + + /** + * allocate SG pages needed + */ + nsgpgs = BFA_SGPG_NPAGE(ioim->nsges); + if (!nsgpgs) + return BFA_TRUE; + + if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs) + != BFA_STATUS_OK) { + bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs); + return BFA_FALSE; + } + + ioim->nsgpgs = nsgpgs; + bfa_ioim_sgpg_setup(ioim); + + 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; + + sgeid = BFI_SGE_INLINE; + ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q); + + 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++) { + sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, sgeid); + sge->sg_len = bfa_cb_ioim_get_sglen(ioim->dio, sgeid); + 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; + } + + 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; + } while (sgeid < ioim->nsges); +} + +/** + * Send I/O abort request to firmware. + */ +static bfa_boolean_t +bfa_ioim_send_abort(struct bfa_ioim_s *ioim) +{ + struct bfa_itnim_s *itnim = ioim->itnim; + struct bfi_ioim_abort_req_s *m; + enum bfi_ioim_h2i msgop; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(ioim->bfa, itnim->reqq); + if (!m) + return BFA_FALSE; + + /** + * build i/o request message next + */ + if (ioim->iosp->abort_explicit) + msgop = BFI_IOIM_H2I_IOABORT_REQ; + else + msgop = BFI_IOIM_H2I_IOCLEANUP_REQ; + + bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa)); + m->io_tag = bfa_os_htons(ioim->iotag); + m->abort_tag = ++ioim->abort_tag; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(ioim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Call to resume any I/O requests waiting for room in request queue. + */ +static void +bfa_ioim_qresume(void *cbarg) +{ + struct bfa_ioim_s *ioim = cbarg; + + bfa_fcpim_stats(ioim->fcpim, qresumes); + bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME); +} + + +static void +bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim) +{ + /** + * Move IO from itnim queue to fcpim global queue since itnim will be + * freed. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); + + if (!ioim->iosp->tskim) { + if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) { + bfa_cb_dequeue(&ioim->hcb_qe); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q); + } + bfa_itnim_iodone(ioim->itnim); + } else + bfa_tskim_iodone(ioim->iosp->tskim); +} + +/** + * or after the link comes back. + */ +void +bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov) +{ + /** + * If path tov timer expired, failback with PATHTOV status - these + * IO requests are not normally retried by IO stack. + * + * Otherwise device cameback online and fail it with normal failed + * status so that IO stack retries these failed IO requests. + */ + if (iotov) + ioim->io_cbfn = __bfa_cb_ioim_pathtov; + else + ioim->io_cbfn = __bfa_cb_ioim_failed; + + bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim); + + /** + * Move IO to fcpim global queue since itnim will be + * freed. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); +} + + + +/** + * bfa_ioim_friend + */ + +/** + * Memory allocation and initialization. + */ +void +bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +{ + struct bfa_ioim_s *ioim; + struct bfa_ioim_sp_s *iosp; + u16 i; + u8 *snsinfo; + u32 snsbufsz; + + /** + * claim memory first + */ + ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo); + fcpim->ioim_arr = ioim; + bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs); + + iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo); + fcpim->ioim_sp_arr = iosp; + bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs); + + /** + * Claim DMA memory for per IO sense data. + */ + snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN; + fcpim->snsbase.pa = bfa_meminfo_dma_phys(minfo); + bfa_meminfo_dma_phys(minfo) += snsbufsz; + + fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo); + bfa_meminfo_dma_virt(minfo) += snsbufsz; + snsinfo = fcpim->snsbase.kva; + bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa); + + /** + * Initialize ioim free queues + */ + INIT_LIST_HEAD(&fcpim->ioim_free_q); + INIT_LIST_HEAD(&fcpim->ioim_resfree_q); + INIT_LIST_HEAD(&fcpim->ioim_comp_q); + + for (i = 0; i < fcpim->num_ioim_reqs; + i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) { + /* + * initialize IOIM + */ + bfa_os_memset(ioim, 0, sizeof(struct bfa_ioim_s)); + ioim->iotag = i; + ioim->bfa = fcpim->bfa; + ioim->fcpim = fcpim; + ioim->iosp = iosp; + iosp->snsinfo = snsinfo; + INIT_LIST_HEAD(&ioim->sgpg_q); + bfa_reqq_winit(&ioim->iosp->reqq_wait, + bfa_ioim_qresume, ioim); + bfa_sgpg_winit(&ioim->iosp->sgpg_wqe, + bfa_ioim_sgpg_alloced, ioim); + bfa_sm_set_state(ioim, bfa_ioim_sm_uninit); + + list_add_tail(&ioim->qe, &fcpim->ioim_free_q); + } +} + +/** + * 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) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; + struct bfa_ioim_s *ioim; + u16 iotag; + enum bfa_ioim_event evt = BFA_IOIM_SM_COMP; + + iotag = bfa_os_ntohs(rsp->io_tag); + + ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); + bfa_assert(ioim->iotag == iotag); + + bfa_trc(ioim->bfa, ioim->iotag); + bfa_trc(ioim->bfa, rsp->io_status); + bfa_trc(ioim->bfa, rsp->reuse_io_tag); + + if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active)) + bfa_os_assign(ioim->iosp->comp_rspmsg, *m); + + switch (rsp->io_status) { + case BFI_IOIM_STS_OK: + bfa_fcpim_stats(fcpim, iocomp_ok); + if (rsp->reuse_io_tag == 0) + evt = BFA_IOIM_SM_DONE; + else + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_TIMEDOUT: + case BFI_IOIM_STS_ABORTED: + rsp->io_status = BFI_IOIM_STS_ABORTED; + bfa_fcpim_stats(fcpim, iocomp_aborted); + if (rsp->reuse_io_tag == 0) + evt = BFA_IOIM_SM_DONE; + else + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_PROTO_ERR: + bfa_fcpim_stats(fcpim, iocom_proto_err); + bfa_assert(rsp->reuse_io_tag); + evt = BFA_IOIM_SM_COMP; + break; + + case BFI_IOIM_STS_SQER_NEEDED: + bfa_fcpim_stats(fcpim, iocom_sqer_needed); + bfa_assert(rsp->reuse_io_tag == 0); + evt = BFA_IOIM_SM_SQRETRY; + break; + + case BFI_IOIM_STS_RES_FREE: + bfa_fcpim_stats(fcpim, iocom_res_free); + evt = BFA_IOIM_SM_FREE; + break; + + case BFI_IOIM_STS_HOST_ABORTED: + bfa_fcpim_stats(fcpim, iocom_hostabrts); + if (rsp->abort_tag != ioim->abort_tag) { + bfa_trc(ioim->bfa, rsp->abort_tag); + bfa_trc(ioim->bfa, ioim->abort_tag); + return; + } + + if (rsp->reuse_io_tag) + evt = BFA_IOIM_SM_ABORT_COMP; + else + evt = BFA_IOIM_SM_ABORT_DONE; + break; + + case BFI_IOIM_STS_UTAG: + bfa_fcpim_stats(fcpim, iocom_utags); + evt = BFA_IOIM_SM_COMP_UTAG; + break; + + default: + bfa_assert(0); + } + + bfa_sm_send_event(ioim, evt); +} + +void +bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m; + struct bfa_ioim_s *ioim; + u16 iotag; + + iotag = bfa_os_ntohs(rsp->io_tag); + + ioim = BFA_IOIM_FROM_TAG(fcpim, iotag); + bfa_assert(ioim->iotag == iotag); + + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD); +} + +/** + * Called by itnim to clean up IO while going offline. + */ +void +bfa_ioim_cleanup(struct bfa_ioim_s *ioim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_fcpim_stats(ioim->fcpim, io_cleanups); + + ioim->iosp->tskim = NULL; + bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); +} + +void +bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_fcpim_stats(ioim->fcpim, io_tmaborts); + + ioim->iosp->tskim = tskim; + bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP); +} + +/** + * IOC failure handling. + */ +void +bfa_ioim_iocdisable(struct bfa_ioim_s *ioim) +{ + bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL); +} + +/** + * IO offline TOV popped. Fail the pending IO. + */ +void +bfa_ioim_tov(struct bfa_ioim_s *ioim) +{ + bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV); +} + + + +/** + * bfa_ioim_api + */ + +/** + * 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) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_ioim_s *ioim; + + /** + * alocate IOIM resource + */ + bfa_q_deq(&fcpim->ioim_free_q, &ioim); + if (!ioim) { + bfa_fcpim_stats(fcpim, no_iotags); + return NULL; + } + + ioim->dio = dio; + ioim->itnim = itnim; + ioim->nsges = nsges; + ioim->nsgpgs = 0; + + bfa_stats(fcpim, total_ios); + bfa_stats(itnim, ios); + fcpim->ios_active++; + + list_add_tail(&ioim->qe, &itnim->io_q); + bfa_trc_fp(ioim->bfa, ioim->iotag); + + return ioim; +} + +void +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--; + + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &fcpim->ioim_free_q); +} + +void +bfa_ioim_start(struct bfa_ioim_s *ioim) +{ + bfa_trc_fp(ioim->bfa, ioim->iotag); + bfa_sm_send_event(ioim, BFA_IOIM_SM_START); +} + +/** + * Driver I/O abort request. + */ +void +bfa_ioim_abort(struct bfa_ioim_s *ioim) +{ + bfa_trc(ioim->bfa, ioim->iotag); + bfa_fcpim_stats(ioim->fcpim, io_aborts); + bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT); +} + + diff -urpN orig/drivers/scsi/bfa/bfa_itnim.c patch/drivers/scsi/bfa/bfa_itnim.c --- orig/drivers/scsi/bfa/bfa_itnim.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_itnim.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,1088 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#include +#include +#include "bfa_fcpim_priv.h" + +BFA_TRC_FILE(HAL, ITNIM); + +#define BFA_ITNIM_FROM_TAG(_fcpim, _tag) \ + ((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1))) + +#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)); \ + 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)); \ +} while (0) + +#define bfa_itnim_online_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_online((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_online, (__itnim)); \ + } \ +} while (0) + +#define bfa_itnim_offline_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_offline((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_offline, (__itnim)); \ + } \ +} while (0) + +#define bfa_itnim_sler_cb(__itnim) do { \ + if ((__itnim)->bfa->fcs) \ + bfa_cb_itnim_sler((__itnim)->ditn); \ + else { \ + bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe, \ + __bfa_cb_itnim_sler, (__itnim)); \ + } \ +} while (0) + +/* + * forward declarations + */ +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); + +/** + * bfa_itnim_sm BFA itnim state machine + */ + + +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 */ +}; + +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); + +/** + * Beginning/unallocated state - no events expected. + */ +static void +bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CREATE: + bfa_sm_set_state(itnim, bfa_itnim_sm_created); + itnim->is_online = BFA_FALSE; + bfa_fcpim_additn(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * Beginning state, only online event expected. + */ +static void +bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_assert(0); + } +} + +/** + * Waiting for itnim create response from firmware. + */ +static void +bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + bfa_sm_set_state(itnim, bfa_itnim_sm_online); + itnim->is_online = BFA_TRUE; + bfa_itnim_iotov_online(itnim); + bfa_itnim_online_cb(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending); + break; + + case BFA_ITNIM_SM_OFFLINE: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_assert(0); + } +} + +static void +bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + bfa_itnim_send_fwcreate(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_offline); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_reqq_wcancel(&itnim->reqq_wait); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * Online state - normal parking state. + */ +static void +bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + itnim->is_online = BFA_FALSE; + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_SLER: + bfa_sm_set_state(itnim, bfa_itnim_sm_sler); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_sler_cb(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + itnim->is_online = BFA_FALSE; + bfa_itnim_iotov_start(itnim); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * Second level error recovery need. + */ +static void +bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_OFFLINE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline); + bfa_itnim_cleanup(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + bfa_itnim_cleanup(itnim); + bfa_itnim_iotov_delete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * Going offline. Waiting for active IO cleanup. + */ +static void +bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CLEANUP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete); + bfa_itnim_iotov_delete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_SLER: + break; + + default: + bfa_assert(0); + } +} + +/** + * Deleting itnim. Waiting for active IO cleanup. + */ +static void +bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_CLEANUP: + if (bfa_itnim_send_fwdelete(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_iocdisable_cleanup(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + bfa_sm_set_state(itnim, bfa_itnim_sm_offline); + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_itnim_offline_cb(itnim); + break; + + default: + bfa_assert(0); + } +} + +static void +bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete); + bfa_itnim_send_fwdelete(itnim); + break; + + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_itnim_offline_cb(itnim); + break; + + default: + bfa_assert(0); + } +} + +/** + * Offline state. + */ +static void +bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_itnim_iotov_delete(itnim); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable); + break; + + default: + bfa_assert(0); + } +} + +/** + * IOC h/w failed state. + */ +static void +bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_DELETE: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_itnim_iotov_delete(itnim); + bfa_fcpim_delitn(itnim); + break; + + case BFA_ITNIM_SM_OFFLINE: + bfa_itnim_offline_cb(itnim); + break; + + case BFA_ITNIM_SM_ONLINE: + if (bfa_itnim_send_fwcreate(itnim)) + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate); + else + bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull); + break; + + case BFA_ITNIM_SM_HWFAIL: + break; + + default: + bfa_assert(0); + } +} + +/** + * 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) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_FWRSP: + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_assert(0); + } +} + +static void +bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim, + enum bfa_itnim_event event) +{ + bfa_trc(itnim->bfa, itnim->rport->rport_tag); + bfa_trc(itnim->bfa, event); + + switch (event) { + case BFA_ITNIM_SM_QRESUME: + bfa_sm_set_state(itnim, bfa_itnim_sm_deleting); + bfa_itnim_send_fwdelete(itnim); + break; + + case BFA_ITNIM_SM_HWFAIL: + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + bfa_reqq_wcancel(&itnim->reqq_wait); + bfa_fcpim_delitn(itnim); + break; + + default: + bfa_assert(0); + } +} + + + +/** + * bfa_itnim_private + */ + +/** + * Initiate cleanup of all IOs on an IOC failure. + */ +static void +bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_tskim_s *tskim; + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &itnim->tsk_q) { + tskim = (struct bfa_tskim_s *) qe; + bfa_tskim_iocdisable(tskim); + } + + list_for_each_safe(qe, qen, &itnim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_iocdisable(ioim); + } + + /** + * For IO request in pending queue, we pretend an early timeout. + */ + list_for_each_safe(qe, qen, &itnim->pending_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_tov(ioim); + } + + list_for_each_safe(qe, qen, &itnim->io_cleanup_q) { + ioim = (struct bfa_ioim_s *) qe; + bfa_ioim_iocdisable(ioim); + } +} + +/** + * IO cleanup completion + */ +static void +bfa_itnim_cleanp_comp(void *itnim_cbarg) +{ + struct bfa_itnim_s *itnim = itnim_cbarg; + + bfa_stats(itnim, cleanup_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP); +} + +/** + * Initiate cleanup of all IOs. + */ +static void +bfa_itnim_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + struct bfa_tskim_s *tskim; + struct list_head *qe, *qen; + + bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim); + + list_for_each_safe(qe, qen, &itnim->io_q) { + ioim = (struct bfa_ioim_s *) qe; + + /** + * Move IO to a cleanup queue from active queue so that a later + * TM will not pickup this IO. + */ + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &itnim->io_cleanup_q); + + bfa_wc_up(&itnim->wc); + bfa_ioim_cleanup(ioim); + } + + list_for_each_safe(qe, qen, &itnim->tsk_q) { + tskim = (struct bfa_tskim_s *) qe; + bfa_wc_up(&itnim->wc); + bfa_tskim_cleanup(tskim); + } + + bfa_wc_wait(&itnim->wc); +} + +static void +__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_online(itnim->ditn); +} + +static void +__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_offline(itnim->ditn); +} + +static void +__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete) +{ + struct bfa_itnim_s *itnim = cbarg; + + if (complete) + bfa_cb_itnim_sler(itnim->ditn); +} + +/** + * Call to resume any I/O requests waiting for room in request queue. + */ +static void +bfa_itnim_qresume(void *cbarg) +{ + struct bfa_itnim_s *itnim = cbarg; + + bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME); +} + + + + +/** + * bfa_itnim_public + */ + +void +bfa_itnim_iodone(struct bfa_itnim_s *itnim) +{ + bfa_wc_down(&itnim->wc); +} + +void +bfa_itnim_tskdone(struct bfa_itnim_s *itnim) +{ + bfa_wc_down(&itnim->wc); +} + +void +bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, + u32 *dm_len) +{ + /** + * ITN memory + */ + *km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s); +} + +void +bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo) +{ + struct bfa_s *bfa = fcpim->bfa; + struct bfa_itnim_s *itnim; + int i; + + INIT_LIST_HEAD(&fcpim->itnim_q); + + itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo); + fcpim->itnim_arr = itnim; + + for (i = 0; i < fcpim->num_itnims; i++, itnim++) { + bfa_os_memset(itnim, 0, sizeof(struct bfa_itnim_s)); + itnim->bfa = bfa; + itnim->fcpim = fcpim; + itnim->reqq = BFA_REQQ_QOS_LO; + itnim->rport = BFA_RPORT_FROM_TAG(bfa, i); + itnim->iotov_active = BFA_FALSE; + bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim); + + INIT_LIST_HEAD(&itnim->io_q); + INIT_LIST_HEAD(&itnim->io_cleanup_q); + INIT_LIST_HEAD(&itnim->pending_q); + INIT_LIST_HEAD(&itnim->tsk_q); + INIT_LIST_HEAD(&itnim->delay_comp_q); + bfa_sm_set_state(itnim, bfa_itnim_sm_uninit); + } + + bfa_meminfo_kva(minfo) = (u8 *) itnim; +} + +void +bfa_itnim_iocdisable(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, ioc_disabled); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL); +} + +static bfa_boolean_t +bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim) +{ + struct bfi_itnim_create_req_s *m; + + itnim->msg_no++; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(itnim->bfa, itnim->reqq); + if (!m) { + bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ, + bfa_lpuid(itnim->bfa)); + m->fw_handle = itnim->rport->fw_handle; + m->class = FC_CLASS_3; + m->seq_rec = itnim->seq_rec; + m->msg_no = itnim->msg_no; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(itnim->bfa, itnim->reqq); + return BFA_TRUE; +} + +static bfa_boolean_t +bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim) +{ + struct bfi_itnim_delete_req_s *m; + + /** + * check for room in queue to send request now + */ + m = bfa_reqq_next(itnim->bfa, itnim->reqq); + if (!m) { + bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait); + return BFA_FALSE; + } + + bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ, + bfa_lpuid(itnim->bfa)); + m->fw_handle = itnim->rport->fw_handle; + + /** + * queue I/O message to firmware + */ + bfa_reqq_produce(itnim->bfa, itnim->reqq); + return BFA_TRUE; +} + +/** + * Cleanup all pending failed inflight requests. + */ +static void +bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov) +{ + struct bfa_ioim_s *ioim; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &itnim->delay_comp_q) { + ioim = (struct bfa_ioim_s *)qe; + bfa_ioim_delayed_comp(ioim, iotov); + } +} + +/** + * Start all pending IO requests. + */ +static void +bfa_itnim_iotov_online(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + + bfa_itnim_iotov_stop(itnim); + + /** + * Abort all inflight IO requests in the queue + */ + bfa_itnim_delayed_comp(itnim, BFA_FALSE); + + /** + * Start all pending IO requests. + */ + while (!list_empty(&itnim->pending_q)) { + bfa_q_deq(&itnim->pending_q, &ioim); + list_add_tail(&ioim->qe, &itnim->io_q); + bfa_ioim_start(ioim); + } +} + +/** + * Fail all pending IO requests + */ +static void +bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim) +{ + struct bfa_ioim_s *ioim; + + /** + * Fail all inflight IO requests in the queue + */ + bfa_itnim_delayed_comp(itnim, BFA_TRUE); + + /** + * Fail any pending IO requests. + */ + while (!list_empty(&itnim->pending_q)) { + bfa_q_deq(&itnim->pending_q, &ioim); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); + bfa_ioim_tov(ioim); + } +} + +/** + * IO TOV timer callback. Fail any pending IO requests. + */ +static void +bfa_itnim_iotov(void *itnim_arg) +{ + struct bfa_itnim_s *itnim = itnim_arg; + + itnim->iotov_active = BFA_FALSE; + + bfa_cb_itnim_tov_begin(itnim->ditn); + bfa_itnim_iotov_cleanup(itnim); + bfa_cb_itnim_tov(itnim->ditn); +} + +/** + * Start IO TOV timer for failing back pending IO requests in offline state. + */ +static void +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)); + bfa_timer_start(itnim->bfa, &itnim->timer, + bfa_itnim_iotov, itnim, itnim->fcpim->path_tov); + } +} + +/** + * Stop IO TOV timer. + */ +static void +bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim) +{ + if (itnim->iotov_active) { + itnim->iotov_active = BFA_FALSE; + bfa_timer_stop(&itnim->timer); + } +} + +/** + * Stop IO TOV timer. + */ +static void +bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim) +{ + bfa_boolean_t pathtov_active = BFA_FALSE; + + if (itnim->iotov_active) + pathtov_active = BFA_TRUE; + + bfa_itnim_iotov_stop(itnim); + if (pathtov_active) + bfa_cb_itnim_tov_begin(itnim->ditn); + bfa_itnim_iotov_cleanup(itnim); + if (pathtov_active) + bfa_cb_itnim_tov(itnim->ditn); +} + + + +/** + * bfa_itnim_public + */ + +/** + * Itnim interrupt processing. + */ +void +bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + union bfi_itnim_i2h_msg_u msg; + struct bfa_itnim_s *itnim; + + bfa_trc(bfa, m->mhdr.msg_id); + + msg.msg = m; + + switch (m->mhdr.msg_id) { + 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); + bfa_stats(itnim, create_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); + break; + + 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); + bfa_stats(itnim, delete_comps); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP); + break; + + case BFI_ITNIM_I2H_SLER_EVENT: + itnim = BFA_ITNIM_FROM_TAG(fcpim, + msg.sler_event->bfa_handle); + bfa_stats(itnim, sler_events); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER); + break; + + default: + bfa_trc(bfa, m->mhdr.msg_id); + bfa_assert(0); + } +} + + + +/** + * bfa_itnim_api + */ + +struct bfa_itnim_s * +bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + struct bfa_itnim_s *itnim; + + itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag); + bfa_assert(itnim->rport == rport); + + itnim->ditn = ditn; + + bfa_stats(itnim, creates); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE); + + return (itnim); +} + +void +bfa_itnim_delete(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, deletes); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE); +} + +void +bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec) +{ + itnim->seq_rec = seq_rec; + bfa_stats(itnim, onlines); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE); +} + +void +bfa_itnim_offline(struct bfa_itnim_s *itnim) +{ + bfa_stats(itnim, offlines); + bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE); +} + +/** + * 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) +{ + return ( + itnim->fcpim->path_tov && itnim->iotov_active && + (bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) || + bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable)) +); +} + +void +bfa_itnim_get_stats(struct bfa_itnim_s *itnim, + struct bfa_itnim_hal_stats_s *stats) +{ + *stats = itnim->stats; +} + +void +bfa_itnim_clear_stats(struct bfa_itnim_s *itnim) +{ + bfa_os_memset(&itnim->stats, 0, sizeof(itnim->stats)); +} + + diff -urpN orig/drivers/scsi/bfa/bfa_log.c patch/drivers/scsi/bfa/bfa_log.c --- orig/drivers/scsi/bfa/bfa_log.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_log.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,346 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +/** + * bfa_log.c BFA log library + */ + +#include +#include + +/* + * global log info structure + */ +struct bfa_log_info_s { + u32 start_idx; /* start index for a module */ + u32 total_count; /* total count for a module */ + enum bfa_log_severity level; /* global log level */ + bfa_log_cb_t cbfn; /* callback function */ +}; + +static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1]; +static u32 bfa_log_msg_total_count; +static int bfa_log_initialized; + +static char *bfa_log_severity[] = + { "[none]", "[critical]", "[error]", "[warn]", "[info]", "" }; + +/** + * BFA log library initialization + * + * The log library initialization includes the following, + * - set log instance name and callback function + * - read the message array generated from xml files + * - calculate start index for each module + * - calculate message count for each module + * - perform error checking + * + * @param[in] log_mod - log module info + * @param[in] instance_name - instance name + * @param[in] cbfn - callback function + * + * It return 0 on success, or -1 on failure + */ +int +bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name, + bfa_log_cb_t cbfn) +{ + struct bfa_log_msgdef_s *msg; + u32 pre_mod_id = 0; + u32 cur_mod_id = 0; + u32 i, pre_idx, idx, msg_id; + + /* + * set instance name + */ + if (log_mod) { + strncpy(log_mod->instance_info, instance_name, + sizeof(log_mod->instance_info)); + log_mod->cbfn = cbfn; + for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) + log_mod->log_level[i] = BFA_LOG_WARNING; + } + + if (bfa_log_initialized) + return 0; + + for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) { + bfa_log_info[i].start_idx = 0; + bfa_log_info[i].total_count = 0; + bfa_log_info[i].level = BFA_LOG_WARNING; + bfa_log_info[i].cbfn = cbfn; + } + + pre_idx = 0; + idx = 0; + msg = bfa_log_msg_array; + msg_id = BFA_LOG_GET_MSG_ID(msg); + pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id); + while (msg_id != 0) { + cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id); + + if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) { + cbfn(log_mod, msg_id, + "%s%s log: module id %u out of range\n", + BFA_LOG_CAT_NAME, + bfa_log_severity[BFA_LOG_ERROR], + cur_mod_id); + return -1; + } + + if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) { + cbfn(log_mod, msg_id, + "%s%s log: module id %u out of range\n", + BFA_LOG_CAT_NAME, + bfa_log_severity[BFA_LOG_ERROR], + pre_mod_id); + return -1; + } + + if (cur_mod_id != pre_mod_id) { + bfa_log_info[pre_mod_id].start_idx = pre_idx; + bfa_log_info[pre_mod_id].total_count = idx - pre_idx; + pre_mod_id = cur_mod_id; + pre_idx = idx; + } + + idx++; + msg++; + msg_id = BFA_LOG_GET_MSG_ID(msg); + } + + bfa_log_info[cur_mod_id].start_idx = pre_idx; + bfa_log_info[cur_mod_id].total_count = idx - pre_idx; + bfa_log_msg_total_count = idx; + + cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n", + BFA_LOG_CAT_NAME, + bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count); + + bfa_log_initialized = 1; + + return 0; +} + +/** + * BFA log set log level for a module + * + * @param[in] log_mod - log module info + * @param[in] mod_id - module id + * @param[in] log_level - log severity level + * + * It return BFA_STATUS_OK on success, or > 0 on failure + */ +bfa_status_t +bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id, + enum bfa_log_severity log_level) +{ + if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) + return BFA_STATUS_EINVAL; + + if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) + return BFA_STATUS_EINVAL; + + if (log_mod) + log_mod->log_level[mod_id] = log_level; + else + bfa_log_info[mod_id].level = log_level; + + return BFA_STATUS_OK; +} + +/** + * BFA log set log level for all modules + * + * @param[in] log_mod - log module info + * @param[in] log_level - log severity level + * + * It return BFA_STATUS_OK on success, or > 0 on failure + */ +bfa_status_t +bfa_log_set_level_all(struct bfa_log_mod_s *log_mod, + enum bfa_log_severity log_level) +{ + int mod_id = BFA_LOG_UNUSED_ID + 1; + + if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX) + return BFA_STATUS_EINVAL; + + if (log_mod) { + for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) + log_mod->log_level[mod_id] = log_level; + } else { + for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++) + bfa_log_info[mod_id].level = log_level; + } + + return BFA_STATUS_OK; +} + +/** + * BFA log set log level for all aen sub-modules + * + * @param[in] log_mod - log module info + * @param[in] log_level - log severity level + * + * It return BFA_STATUS_OK on success, or > 0 on failure + */ +bfa_status_t +bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod, + enum bfa_log_severity log_level) +{ + int mod_id = BFA_LOG_AEN_MIN + 1; + + if (log_mod) { + for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) + log_mod->log_level[mod_id] = log_level; + } else { + for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++) + bfa_log_info[mod_id].level = log_level; + } + + return BFA_STATUS_OK; +} + +/** + * BFA log get log level for a module + * + * @param[in] log_mod - log module info + * @param[in] mod_id - module id + * + * It returns log level or -1 on error + */ +enum bfa_log_severity +bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id) +{ + if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX) + return BFA_LOG_INVALID; + + if (log_mod) + return (log_mod->log_level[mod_id]); + else + return (bfa_log_info[mod_id].level); +} + +enum bfa_log_severity +bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id) +{ + struct bfa_log_msgdef_s *msg; + u32 mod = BFA_LOG_GET_MOD_ID(msg_id); + u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; + + if (!bfa_log_initialized) + return BFA_LOG_INVALID; + + if (mod > BFA_LOG_MODULE_ID_MAX) + return BFA_LOG_INVALID; + + if (idx >= bfa_log_info[mod].total_count) { + bfa_log_info[mod].cbfn(log_mod, msg_id, + "%s%s log: inconsistent idx %u vs. total count %u\n", + BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, + bfa_log_info[mod].total_count); + return BFA_LOG_INVALID; + } + + msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; + if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { + bfa_log_info[mod].cbfn(log_mod, msg_id, + "%s%s log: inconsistent msg id %u array msg id %u\n", + BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], + msg_id, BFA_LOG_GET_MSG_ID(msg)); + return BFA_LOG_INVALID; + } + + return BFA_LOG_GET_SEVERITY(msg); +} + +/** + * BFA log message handling + * + * BFA log message handling finds the message based on message id and prints + * out the message based on its format and arguments. It also does prefix + * the severity etc. + * + * @param[in] log_mod - log module info + * @param[in] msg_id - message id + * @param[in] ... - message arguments + * + * It return 0 on success, or -1 on errors + */ +int +bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...) +{ + va_list ap; + char buf[256]; + struct bfa_log_msgdef_s *msg; + int log_level; + u32 mod = BFA_LOG_GET_MOD_ID(msg_id); + u32 idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1; + + if (!bfa_log_initialized) + return -1; + + if (mod > BFA_LOG_MODULE_ID_MAX) + return -1; + + if (idx >= bfa_log_info[mod].total_count) { + bfa_log_info[mod]. + cbfn + (log_mod, msg_id, + "%s%s log: inconsistent idx %u vs. total count %u\n", + BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx, + bfa_log_info[mod].total_count); + return -1; + } + + msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx; + if (msg_id != BFA_LOG_GET_MSG_ID(msg)) { + bfa_log_info[mod]. + cbfn + (log_mod, msg_id, + "%s%s log: inconsistent msg id %u array msg id %u\n", + BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], + msg_id, BFA_LOG_GET_MSG_ID(msg)); + return -1; + } + + log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level; + if ((BFA_LOG_GET_SEVERITY(msg) > log_level) && + (msg->attributes != BFA_LOG_ATTR_NONE)) + return 0; + + va_start(ap, msg_id); + bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap); + va_end(ap); + + if (log_mod) + log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n", + BFA_LOG_CAT_NAME, log_mod->instance_info, + bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], + (msg->attributes & BFA_LOG_ATTR_AUDIT) + ? " (audit) " : "", msg->msg_value, buf); + else + bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n", + BFA_LOG_CAT_NAME, + bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)], + (msg->attributes & BFA_LOG_ATTR_AUDIT) ? + " (audit) " : "", msg->msg_value, buf); + + return 0; +} + diff -urpN orig/drivers/scsi/bfa/bfa_log_module.c patch/drivers/scsi/bfa/bfa_log_module.c --- orig/drivers/scsi/bfa/bfa_log_module.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_log_module.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,451 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +struct bfa_log_msgdef_s bfa_log_msg_array[] = { + + +/* messages define for BFA_AEN_CAT_ADAPTER Module */ +{BFA_AEN_ADAPTER_ADD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ADAPTER_ADD", + "New adapter found: SN = %s, base port WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_ADAPTER_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_ADAPTER_REMOVE", + "Adapter removed: SN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + + + + +/* messages define for BFA_AEN_CAT_AUDIT Module */ +{BFA_AEN_AUDIT_AUTH_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_ENABLE", + "Authentication enabled for base port: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_AUDIT_AUTH_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_DISABLE", + "Authentication disabled for base port: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + + + + +/* messages define for BFA_AEN_CAT_ETHPORT Module */ +{BFA_AEN_ETHPORT_LINKUP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ETHPORT_LINKUP", + "Base port ethernet linkup: mac = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_ETHPORT_LINKDOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ETHPORT_LINKDOWN", + "Base port ethernet linkdown: mac = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_ETHPORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ETHPORT_ENABLE", + "Base port ethernet interface enabled: mac = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_ETHPORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ETHPORT_DISABLE", + "Base port ethernet interface disabled: mac = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + + + + +/* messages define for BFA_AEN_CAT_IOC Module */ +{BFA_AEN_IOC_HBGOOD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_IOC_HBGOOD", + "Heart Beat of IOC %d is good.", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_HBFAIL, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_CRITICAL, + "BFA_AEN_IOC_HBFAIL", + "Heart Beat of IOC %d has failed.", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_IOC_ENABLE", + "IOC %d is enabled.", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_IOC_DISABLE", + "IOC %d is disabled.", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_FWMISMATCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWMISMATCH", + "Running firmware version is incompatible with the driver version.", + (0), 0}, + + + + +/* messages define for BFA_AEN_CAT_ITNIM Module */ +{BFA_AEN_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ITNIM_ONLINE", + "Target (WWN = %s) is online for initiator (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_ITNIM_OFFLINE", + "Target (WWN = %s) offlined by initiator (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_ITNIM_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_ITNIM_DISCONNECT", + "Target (WWN = %s) connectivity lost for initiator (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + + + + +/* messages define for BFA_AEN_CAT_LPORT Module */ +{BFA_AEN_LPORT_NEW, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_LPORT_NEW", + "New logical port created: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_DELETE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_LPORT_DELETE", + "Logical port deleted: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_LPORT_ONLINE", + "Logical port online: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_LPORT_OFFLINE", + "Logical port taken offline: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_LPORT_DISCONNECT", + "Logical port lost fabric connectivity: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_NEW_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_LPORT_NEW_PROP", + "New virtual port created using proprietary interface: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_DELETE_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_PROP", + "Virtual port deleted using proprietary interface: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_NEW_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "BFA_AEN_LPORT_NEW_STANDARD", + "New virtual port created using standard interface: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_DELETE_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_STANDARD", + "Virtual port deleted using standard interface: WWN = %s, Role = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_LPORT_NPIV_DUP_WWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_DUP_WWN", + "Virtual port login failed. Duplicate WWN = %s reported by fabric.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_LPORT_NPIV_FABRIC_MAX, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_FABRIC_MAX", + "Virtual port (WWN = %s) login failed. Max NPIV ports already exist in" + " fabric/fport.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_LPORT_NPIV_UNKNOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_UNKNOWN", + "Virtual port (WWN = %s) login failed.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + + + + +/* messages define for BFA_AEN_CAT_PORT Module */ +{BFA_AEN_PORT_ONLINE, BFA_LOG_ATTR_NONE, BFA_LOG_INFO, "BFA_AEN_PORT_ONLINE", + "Base port online: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, + "BFA_AEN_PORT_OFFLINE", + "Base port offline: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_RLIR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_PORT_RLIR", + "RLIR event not supported.", + (0), 0}, + +{BFA_AEN_PORT_SFP_INSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_PORT_SFP_INSERT", + "New SFP found: WWN/MAC = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_SFP_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_REMOVE", + "SFP removed: WWN/MAC = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_SFP_POM, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, + "BFA_AEN_PORT_SFP_POM", + "SFP POM level to %s: WWN/MAC = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_PORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_PORT_ENABLE", + "Base port enabled: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_PORT_DISABLE", + "Base port disabled: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_AUTH_ON, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_PORT_AUTH_ON", + "Authentication successful for base port: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_AUTH_OFF, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, + "BFA_AEN_PORT_AUTH_OFF", + "Authentication unsuccessful for base port: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, + "BFA_AEN_PORT_DISCONNECT", + "Base port (WWN = %s) lost fabric connectivity.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_QOS_NEG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING, + "BFA_AEN_PORT_QOS_NEG", + "QOS negotiation failed for base port: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_FABRIC_NAME_CHANGE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_PORT_FABRIC_NAME_CHANGE", + "Base port WWN = %s, Fabric WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_PORT_SFP_ACCESS_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_ACCESS_ERROR", + "SFP access error: WWN/MAC = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_PORT_SFP_UNSUPPORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_UNSUPPORT", + "Unsupported SFP found: WWN/MAC = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + + + + +/* messages define for BFA_AEN_CAT_RPORT Module */ +{BFA_AEN_RPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_RPORT_ONLINE", + "Remote port (WWN = %s) online for logical port (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_RPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_RPORT_OFFLINE", + "Remote port (WWN = %s) offlined by logical port (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_RPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_RPORT_DISCONNECT", + "Remote port (WWN = %s) connectivity lost for logical port (WWN = %s).", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2}, + +{BFA_AEN_RPORT_QOS_PRIO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_RPORT_QOS_PRIO", + "QOS priority changed to %s: RPWWN = %s and LPWWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, + +{BFA_AEN_RPORT_QOS_FLOWID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "BFA_AEN_RPORT_QOS_FLOWID", + "QOS flow ID changed to %d: RPWWN = %s and LPWWN = %s.", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, + + + + +/* messages define for FCS Module */ +{BFA_LOG_FCS_FABRIC_NOSWITCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "FCS_FABRIC_NOSWITCH", + "No switched fabric presence is detected.", + (0), 0}, + +{BFA_LOG_FCS_FABRIC_ISOLATED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "FCS_FABRIC_ISOLATED", + "Port is isolated due to VF_ID mismatch. PWWN: %s, Port VF_ID: %04x and" + " switch port VF_ID: %04x.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_X << BFA_LOG_ARG1) | + (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, + + + + +/* messages define for HAL Module */ +{BFA_LOG_HAL_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, + "HAL_ASSERT", + "Assertion failure: %s:%d: %s", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, + +{BFA_LOG_HAL_HEARTBEAT_FAILURE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_CRITICAL, "HAL_HEARTBEAT_FAILURE", + "Firmware heartbeat failure at %d", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_HAL_FCPIM_PARM_INVALID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "HAL_FCPIM_PARM_INVALID", + "Driver configuration %s value %d is invalid. Value should be within" + " %d and %d.", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | + (BFA_LOG_D << BFA_LOG_ARG2) | (BFA_LOG_D << BFA_LOG_ARG3) | 0), 4}, + +{BFA_LOG_HAL_SM_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR, + "HAL_SM_ASSERT", + "SM Assertion failure: %s:%d: event = %d", + ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | + (BFA_LOG_D << BFA_LOG_ARG2) | 0), 3}, + + + + +/* messages define for LINUX Module */ +{BFA_LOG_LINUX_DEVICE_CLAIMED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_DEVICE_CLAIMED", + "bfa device at %s claimed.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_HASH_INIT_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_HASH_INIT_FAILED", + "Hash table initialization failure for the port %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_SYSFS_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_SYSFS_FAILED", + "sysfs file creation failure for the port %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_MEM_ALLOC_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_MEM_ALLOC_FAILED", + "Memory allocation failed: %s. ", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_DRIVER_REGISTRATION_FAILED", + "%s. ", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_ITNIM_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_ITNIM_FREE", + "scsi%d: FCID: %s WWPN: %s", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3}, + +{BFA_LOG_LINUX_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_ITNIM_ONLINE", + "Target: %d:0:%d FCID: %s WWPN: %s", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4}, + +{BFA_LOG_LINUX_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_ITNIM_OFFLINE", + "Target: %d:0:%d FCID: %s WWPN: %s", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | + (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4}, + +{BFA_LOG_LINUX_SCSI_HOST_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_SCSI_HOST_FREE", + "Free scsi%d", + ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_SCSI_ABORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_SCSI_ABORT", + "scsi%d: abort cmnd %p, iotag %x", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) | + (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, + +{BFA_LOG_LINUX_SCSI_ABORT_COMP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_SCSI_ABORT_COMP", + "scsi%d: complete abort 0x%p, iotag 0x%x", + ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) | + (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, + + + + +/* messages define for WDRV Module */ +{BFA_LOG_WDRV_IOC_INIT_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_IOC_INIT_ERROR", + "IOC initialization has failed.", + (0), 0}, + +{BFA_LOG_WDRV_IOC_INTERNAL_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_IOC_INTERNAL_ERROR", + "IOC internal error. ", + (0), 0}, + +{BFA_LOG_WDRV_IOC_START_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_IOC_START_ERROR", + "IOC could not be started. ", + (0), 0}, + +{BFA_LOG_WDRV_IOC_STOP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_IOC_STOP_ERROR", + "IOC could not be stopped. ", + (0), 0}, + +{BFA_LOG_WDRV_INSUFFICIENT_RESOURCES, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_INSUFFICIENT_RESOURCES", + "Insufficient memory. ", + (0), 0}, + +{BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "WDRV_BASE_ADDRESS_MAP_ERROR", + "Unable to map the IOC onto the system address space. ", + (0), 0}, + + +{0, 0, 0, "", "", 0, 0}, +}; diff -urpN orig/drivers/scsi/bfa/bfa_lps.c patch/drivers/scsi/bfa/bfa_lps.c --- orig/drivers/scsi/bfa/bfa_lps.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_lps.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,782 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#include +#include +#include + +BFA_TRC_FILE(HAL, LPS); +BFA_MODULE(lps); + +#define BFA_LPS_MIN_LPORTS (1) +#define BFA_LPS_MAX_LPORTS (256) + +/** + * forward declarations + */ +static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, + u32 *dm_len); +static void bfa_lps_attach(struct bfa_s *bfa, void *bfad, + struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, + struct bfa_pcidev_s *pcidev); +static void bfa_lps_initdone(struct bfa_s *bfa); +static void bfa_lps_detach(struct bfa_s *bfa); +static void bfa_lps_start(struct bfa_s *bfa); +static void bfa_lps_stop(struct bfa_s *bfa); +static void bfa_lps_iocdisable(struct bfa_s *bfa); +static void bfa_lps_login_rsp(struct bfa_s *bfa, + struct bfi_lps_login_rsp_s *rsp); +static void bfa_lps_logout_rsp(struct bfa_s *bfa, + struct bfi_lps_logout_rsp_s *rsp); +static void bfa_lps_reqq_resume(void *lps_arg); +static void bfa_lps_free(struct bfa_lps_s *lps); +static void bfa_lps_send_login(struct bfa_lps_s *lps); +static void bfa_lps_send_logout(struct bfa_lps_s *lps); +static void bfa_lps_login_comp(struct bfa_lps_s *lps); +static void bfa_lps_logout_comp(struct bfa_lps_s *lps); + + +/** + * lps_pvt BFA LPS private functions + */ + +enum bfa_lps_event { + BFA_LPS_SM_LOGIN = 1, /* login request from user */ + BFA_LPS_SM_LOGOUT = 2, /* logout request from user */ + BFA_LPS_SM_FWRSP = 3, /* f/w response to login/logout */ + BFA_LPS_SM_RESUME = 4, /* space present in reqq queue */ + BFA_LPS_SM_DELETE = 5, /* lps delete from user */ + BFA_LPS_SM_OFFLINE = 6, /* Link is offline */ +}; + +static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, + enum bfa_lps_event event); +static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event); +static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, + enum bfa_lps_event event); + +/** + * Init state -- no login + */ +static void +bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_LOGIN: + if (bfa_reqq_full(lps->bfa, lps->reqq)) { + bfa_sm_set_state(lps, bfa_lps_sm_loginwait); + bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); + } else { + bfa_sm_set_state(lps, bfa_lps_sm_login); + bfa_lps_send_login(lps); + } + break; + + case BFA_LPS_SM_LOGOUT: + bfa_lps_logout_comp(lps); + break; + + case BFA_LPS_SM_DELETE: + bfa_lps_free(lps); + break; + + case BFA_LPS_SM_OFFLINE: + break; + + case BFA_LPS_SM_FWRSP: + /* Could happen when fabric detects loopback and discards + * the lps request. Fw will eventually sent out the timeout + * Just ignore + */ + break; + + default: + bfa_assert(0); + } +} + +/** + * login is in progress -- awaiting response from firmware + */ +static void +bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_FWRSP: + if (lps->status == BFA_STATUS_OK) + bfa_sm_set_state(lps, bfa_lps_sm_online); + else + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_lps_login_comp(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_assert(0); + } +} + +/** + * login pending - awaiting space in request queue + */ +static void +bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_RESUME: + bfa_sm_set_state(lps, bfa_lps_sm_login); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_reqq_wcancel(&lps->wqe); + break; + + default: + bfa_assert(0); + } +} + +/** + * login complete + */ +static void +bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_LOGOUT: + if (bfa_reqq_full(lps->bfa, lps->reqq)) { + bfa_sm_set_state(lps, bfa_lps_sm_logowait); + bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); + } else { + bfa_sm_set_state(lps, bfa_lps_sm_logout); + bfa_lps_send_logout(lps); + } + break; + + case BFA_LPS_SM_OFFLINE: + case BFA_LPS_SM_DELETE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_assert(0); + } +} + +/** + * logout in progress - awaiting firmware response + */ +static void +bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_FWRSP: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_lps_logout_comp(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + break; + + default: + bfa_assert(0); + } +} + +/** + * logout pending -- awaiting space in request queue + */ +static void +bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event) +{ + bfa_trc(lps->bfa, lps->lp_tag); + bfa_trc(lps->bfa, event); + + switch (event) { + case BFA_LPS_SM_RESUME: + bfa_sm_set_state(lps, bfa_lps_sm_logout); + bfa_lps_send_logout(lps); + break; + + case BFA_LPS_SM_OFFLINE: + bfa_sm_set_state(lps, bfa_lps_sm_init); + bfa_reqq_wcancel(&lps->wqe); + break; + + default: + bfa_assert(0); + } +} + + + +/** + * lps_pvt BFA LPS private functions + */ + +/** + * return memory requirement + */ +static void +bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len) +{ + if (cfg->drvcfg.min_cfg) + *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS; + else + *ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS; +} + +/** + * bfa module attach at initialization time + */ +static void +bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, + struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + int i; + + bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s)); + mod->num_lps = BFA_LPS_MAX_LPORTS; + if (cfg->drvcfg.min_cfg) + mod->num_lps = BFA_LPS_MIN_LPORTS; + else + mod->num_lps = BFA_LPS_MAX_LPORTS; + mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo); + + bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s); + + INIT_LIST_HEAD(&mod->lps_free_q); + INIT_LIST_HEAD(&mod->lps_active_q); + + for (i = 0; i < mod->num_lps; i++, lps++) { + lps->bfa = bfa; + lps->lp_tag = (u8) i; + lps->reqq = BFA_REQQ_LPS; + bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps); + list_add_tail(&lps->qe, &mod->lps_free_q); + } +} + +static void +bfa_lps_initdone(struct bfa_s *bfa) +{ +} + +static void +bfa_lps_detach(struct bfa_s *bfa) +{ +} + +static void +bfa_lps_start(struct bfa_s *bfa) +{ +} + +static void +bfa_lps_stop(struct bfa_s *bfa) +{ +} + +/** + * IOC in disabled state -- consider all lps offline + */ +static void +bfa_lps_iocdisable(struct bfa_s *bfa) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + struct list_head *qe, *qen; + + list_for_each_safe(qe, qen, &mod->lps_active_q) { + lps = (struct bfa_lps_s *) qe; + bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); + } +} + +/** + * Firmware login response + */ +static void +bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + + bfa_assert(rsp->lp_tag < mod->num_lps); + lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); + + lps->status = rsp->status; + switch (rsp->status) { + case BFA_STATUS_OK: + lps->fport = rsp->f_port; + lps->npiv_en = rsp->npiv_en; + lps->lp_pid = rsp->lp_pid; + lps->pr_bbcred = bfa_os_ntohs(rsp->bb_credit); + lps->pr_pwwn = rsp->port_name; + lps->pr_nwwn = rsp->node_name; + lps->auth_req = rsp->auth_req; + lps->lp_mac = rsp->lp_mac; + lps->brcd_switch = rsp->brcd_switch; + lps->fcf_mac = rsp->fcf_mac; + + break; + + case BFA_STATUS_FABRIC_RJT: + lps->lsrjt_rsn = rsp->lsrjt_rsn; + lps->lsrjt_expl = rsp->lsrjt_expl; + + break; + + case BFA_STATUS_EPROTOCOL: + lps->ext_status = rsp->ext_status; + + break; + + default: + /* Nothing to do with other status */ + break; + } + + bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); +} + +/** + * Firmware logout response + */ +static void +bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + + bfa_assert(rsp->lp_tag < mod->num_lps); + lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag); + + bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); +} + +/** + * Space is available in request queue, resume queueing request to firmware. + */ +static void +bfa_lps_reqq_resume(void *lps_arg) +{ + struct bfa_lps_s *lps = lps_arg; + + bfa_sm_send_event(lps, BFA_LPS_SM_RESUME); +} + +/** + * lps is freed -- triggered by vport delete + */ +static void +bfa_lps_free(struct bfa_lps_s *lps) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa); + + list_del(&lps->qe); + list_add_tail(&lps->qe, &mod->lps_free_q); +} + +/** + * send login request to firmware + */ +static void +bfa_lps_send_login(struct bfa_lps_s *lps) +{ + struct bfi_lps_login_req_s *m; + + m = bfa_reqq_next(lps->bfa, lps->reqq); + bfa_assert(m); + + bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ, + bfa_lpuid(lps->bfa)); + + m->lp_tag = lps->lp_tag; + m->alpa = lps->alpa; + m->pdu_size = bfa_os_htons(lps->pdusz); + m->pwwn = lps->pwwn; + m->nwwn = lps->nwwn; + m->fdisc = lps->fdisc; + m->auth_en = lps->auth_en; + + bfa_reqq_produce(lps->bfa, lps->reqq); +} + +/** + * send logout request to firmware + */ +static void +bfa_lps_send_logout(struct bfa_lps_s *lps) +{ + struct bfi_lps_logout_req_s *m; + + m = bfa_reqq_next(lps->bfa, lps->reqq); + bfa_assert(m); + + bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ, + bfa_lpuid(lps->bfa)); + + m->lp_tag = lps->lp_tag; + m->port_name = lps->pwwn; + bfa_reqq_produce(lps->bfa, lps->reqq); +} + +/** + * Indirect login completion handler for non-fcs + */ +static void +bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete) +{ + struct bfa_lps_s *lps = arg; + + if (!complete) + return; + + if (lps->fdisc) + bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); + else + bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); +} + +/** + * Login completion handler -- direct call for fcs, queue for others + */ +static void +bfa_lps_login_comp(struct bfa_lps_s *lps) +{ + if (!lps->bfa->fcs) { + bfa_cb_queue(lps->bfa, &lps->hcb_qe, + bfa_lps_login_comp_cb, lps); + return; + } + + if (lps->fdisc) + bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status); + else + bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status); +} + +/** + * Indirect logout completion handler for non-fcs + */ +static void +bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete) +{ + struct bfa_lps_s *lps = arg; + + if (!complete) + return; + + if (lps->fdisc) + bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); + else + bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg); +} + +/** + * Logout completion handler -- direct call for fcs, queue for others + */ +static void +bfa_lps_logout_comp(struct bfa_lps_s *lps) +{ + if (!lps->bfa->fcs) { + bfa_cb_queue(lps->bfa, &lps->hcb_qe, + bfa_lps_logout_comp_cb, lps); + return; + } + if (lps->fdisc) + bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg); + else + bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg); +} + + + +/** + * lps_public BFA LPS public functions + */ + +/** + * Allocate a lport srvice tag. + */ +struct bfa_lps_s * +bfa_lps_alloc(struct bfa_s *bfa) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps = NULL; + + bfa_q_deq(&mod->lps_free_q, &lps); + + if (lps == NULL) + return NULL; + + list_add_tail(&lps->qe, &mod->lps_active_q); + + bfa_sm_set_state(lps, bfa_lps_sm_init); + return lps; +} + +/** + * Free lport service tag. This can be called anytime after an alloc. + * No need to wait for any pending login/logout completions. + */ +void +bfa_lps_delete(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_DELETE); +} + +/** + * Initiate a lport login. + */ +void +bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz, + wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en) +{ + lps->uarg = uarg; + lps->alpa = alpa; + lps->pdusz = pdusz; + lps->pwwn = pwwn; + lps->nwwn = nwwn; + lps->fdisc = BFA_FALSE; + lps->auth_en = auth_en; + bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); +} + +/** + * Initiate a lport fdisc login. + */ +void +bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn, + wwn_t nwwn) +{ + lps->uarg = uarg; + lps->alpa = 0; + lps->pdusz = pdusz; + lps->pwwn = pwwn; + lps->nwwn = nwwn; + lps->fdisc = BFA_TRUE; + lps->auth_en = BFA_FALSE; + bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN); +} + +/** + * Initiate a lport logout (flogi). + */ +void +bfa_lps_flogo(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); +} + +/** + * Initiate a lport FDSIC logout. + */ +void +bfa_lps_fdisclogo(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); +} + +/** + * Discard a pending login request -- should be called only for + * link down handling. + */ +void +bfa_lps_discard(struct bfa_lps_s *lps) +{ + bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); +} + +/** + * Return lport services tag + */ +u8 +bfa_lps_get_tag(struct bfa_lps_s *lps) +{ + return lps->lp_tag; +} + +/** + * Return lport services tag given the pid + */ +u8 +bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid) +{ + struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); + struct bfa_lps_s *lps; + int i; + + for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) { + if (lps->lp_pid == pid) + return lps->lp_tag; + } + + /* Return base port tag anyway */ + return 0; +} + +/** + * return if fabric login indicates support for NPIV + */ +bfa_boolean_t +bfa_lps_is_npiv_en(struct bfa_lps_s *lps) +{ + return lps->npiv_en; +} + +/** + * Return TRUE if attached to F-Port, else return FALSE + */ +bfa_boolean_t +bfa_lps_is_fport(struct bfa_lps_s *lps) +{ + return lps->fport; +} + +/** + * Return TRUE if attached to a Brocade Fabric + */ +bfa_boolean_t +bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps) +{ + return lps->brcd_switch; +} +/** + * return TRUE if authentication is required + */ +bfa_boolean_t +bfa_lps_is_authreq(struct bfa_lps_s *lps) +{ + return lps->auth_req; +} + +bfa_eproto_status_t +bfa_lps_get_extstatus(struct bfa_lps_s *lps) +{ + return lps->ext_status; +} + +/** + * return port id assigned to the lport + */ +u32 +bfa_lps_get_pid(struct bfa_lps_s *lps) +{ + return lps->lp_pid; +} + +/** + * Return bb_credit assigned in FLOGI response + */ +u16 +bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps) +{ + return lps->pr_bbcred; +} + +/** + * Return peer port name + */ +wwn_t +bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps) +{ + return lps->pr_pwwn; +} + +/** + * Return peer node name + */ +wwn_t +bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps) +{ + return lps->pr_nwwn; +} + +/** + * return reason code if login request is rejected + */ +u8 +bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps) +{ + return lps->lsrjt_rsn; +} + +/** + * return explanation code if login request is rejected + */ +u8 +bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps) +{ + return lps->lsrjt_expl; +} + + +/** + * LPS firmware message class handler. + */ +void +bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m) +{ + union bfi_lps_i2h_msg_u msg; + + bfa_trc(bfa, m->mhdr.msg_id); + msg.msg = m; + + switch (m->mhdr.msg_id) { + case BFI_LPS_H2I_LOGIN_RSP: + bfa_lps_login_rsp(bfa, msg.login_rsp); + break; + + case BFI_LPS_H2I_LOGOUT_RSP: + bfa_lps_logout_rsp(bfa, msg.logout_rsp); + break; + + default: + bfa_trc(bfa, m->mhdr.msg_id); + bfa_assert(0); + } +} + + diff -urpN orig/drivers/scsi/bfa/bfa_lps_priv.h patch/drivers/scsi/bfa/bfa_lps_priv.h --- orig/drivers/scsi/bfa/bfa_lps_priv.h 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_lps_priv.h 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#ifndef __BFA_LPS_PRIV_H__ +#define __BFA_LPS_PRIV_H__ + +#include + +struct bfa_lps_mod_s { + struct list_head lps_free_q; + struct list_head lps_active_q; + struct bfa_lps_s *lps_arr; + int num_lps; +}; + +#define BFA_LPS_MOD(__bfa) (&(__bfa)->modules.lps_mod) +#define BFA_LPS_FROM_TAG(__mod, __tag) (&(__mod)->lps_arr[__tag]) + +/* + * external functions + */ +void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + +#endif /* __BFA_LPS_PRIV_H__ */ diff -urpN orig/drivers/scsi/bfa/bfa_module.c patch/drivers/scsi/bfa/bfa_module.c --- orig/drivers/scsi/bfa/bfa_module.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_module.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ +#include +#include +#include +#include + +/** + * BFA module list terminated by NULL + */ +struct bfa_module_s *hal_mods[] = { + &hal_mod_sgpg, + &hal_mod_pport, + &hal_mod_fcxp, + &hal_mod_lps, + &hal_mod_uf, + &hal_mod_rport, + &hal_mod_fcpim, +#ifdef BFA_CFG_PBIND + &hal_mod_pbind, +#endif + NULL +}; + +/** + * Message handlers for various modules. + */ +bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = { + bfa_isr_unhandled, /* NONE */ + bfa_isr_unhandled, /* BFI_MC_IOC */ + bfa_isr_unhandled, /* BFI_MC_DIAG */ + bfa_isr_unhandled, /* BFI_MC_FLASH */ + bfa_isr_unhandled, /* BFI_MC_CEE */ + bfa_pport_isr, /* BFI_MC_PORT */ + bfa_isr_unhandled, /* BFI_MC_IOCFC */ + bfa_isr_unhandled, /* BFI_MC_LL */ + bfa_uf_isr, /* BFI_MC_UF */ + bfa_fcxp_isr, /* BFI_MC_FCXP */ + bfa_lps_isr, /* BFI_MC_LPS */ + bfa_rport_isr, /* BFI_MC_RPORT */ + bfa_itnim_isr, /* BFI_MC_ITNIM */ + bfa_isr_unhandled, /* BFI_MC_IOIM_READ */ + bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */ + bfa_isr_unhandled, /* BFI_MC_IOIM_IO */ + bfa_ioim_isr, /* BFI_MC_IOIM */ + bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */ + bfa_tskim_isr, /* BFI_MC_TSKIM */ + bfa_isr_unhandled, /* BFI_MC_SBOOT */ + bfa_isr_unhandled, /* BFI_MC_IPFC */ + bfa_isr_unhandled, /* BFI_MC_PORT */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ +}; + +/** + * Message handlers for mailbox command classes + */ +bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = { + NULL, + NULL, /* BFI_MC_IOC */ + NULL, /* BFI_MC_DIAG */ + NULL, /* BFI_MC_FLASH */ + NULL, /* BFI_MC_CEE */ + NULL, /* BFI_MC_PORT */ + bfa_iocfc_isr, /* BFI_MC_IOCFC */ + NULL, +}; + diff -urpN orig/drivers/scsi/bfa/bfa_modules_priv.h patch/drivers/scsi/bfa/bfa_modules_priv.h --- orig/drivers/scsi/bfa/bfa_modules_priv.h 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_modules_priv.h 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#ifndef __BFA_MODULES_PRIV_H__ +#define __BFA_MODULES_PRIV_H__ + +#include "bfa_uf_priv.h" +#include "bfa_port_priv.h" +#include "bfa_rport_priv.h" +#include "bfa_fcxp_priv.h" +#include "bfa_lps_priv.h" +#include "bfa_fcpim_priv.h" +#include +#include + + +struct bfa_modules_s { + struct bfa_pport_s pport; /* physical port module */ + struct bfa_fcxp_mod_s fcxp_mod; /* fcxp module */ + struct bfa_lps_mod_s lps_mod; /* fcxp module */ + struct bfa_uf_mod_s uf_mod; /* unsolicited frame module */ + struct bfa_rport_mod_s rport_mod; /* remote port module */ + struct bfa_fcpim_mod_s fcpim_mod; /* FCP initiator module */ + struct bfa_sgpg_mod_s sgpg_mod; /* SG page module */ + struct bfa_cee_s cee; /* CEE Module */ + struct bfa_port_s port; /* Physical port module */ +}; + +#endif /* __BFA_MODULES_PRIV_H__ */ diff -urpN orig/drivers/scsi/bfa/bfa_os_inc.h patch/drivers/scsi/bfa/bfa_os_inc.h --- orig/drivers/scsi/bfa/bfa_os_inc.h 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_os_inc.h 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,196 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +/** + * Contains declarations all OS Specific files needed for BFA layer + */ + +#ifndef __BFA_OS_INC_H__ +#define __BFA_OS_INC_H__ + +#ifndef __KERNEL__ +#include +#else +#include + +#include +#include + +#include +#define SET_MODULE_VERSION(VER) + +#include + +#include +#include +#include +#include +#include + +#include + +#include +#include + +#include +#include +#include + +#define BFA_ERR KERN_ERR +#define BFA_WARNING KERN_WARNING +#define BFA_NOTICE KERN_NOTICE +#define BFA_INFO KERN_INFO +#define BFA_DEBUG KERN_DEBUG + +#define LOG_BFAD_INIT 0x00000001 +#define LOG_FCP_IO 0x00000002 + +#ifdef DEBUG +#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...) \ + BFA_LOG(bfad, level, mask, fmt, ## arg) +#define BFA_DEV_TRACE(bfad, level, fmt, arg...) \ + BFA_DEV_PRINTF(bfad, level, fmt, ## arg) +#define BFA_TRACE(level, fmt, arg...) \ + BFA_PRINTF(level, fmt, ## arg) +#else +#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...) +#define BFA_DEV_TRACE(bfad, level, fmt, arg...) +#define BFA_TRACE(level, fmt, arg...) +#endif + +#define BFA_ASSERT(p) do { \ + if (!(p)) { \ + printk(KERN_ERR "assert(%s) failed at %s:%d\n", \ + #p, __FILE__, __LINE__); \ + BUG(); \ + } \ +} while (0) + + +#define BFA_LOG(bfad, level, mask, fmt, arg...) \ +do { \ + if (((mask) & (((struct bfad_s *)(bfad))-> \ + cfg_data[cfg_log_mask])) || (level[1] <= '3')) \ + dev_printk(level, &(((struct bfad_s *) \ + (bfad))->pcidev->dev), fmt, ##arg); \ +} while (0) + +#ifndef BFA_DEV_PRINTF +#define BFA_DEV_PRINTF(bfad, level, fmt, arg...) \ + dev_printk(level, &(((struct bfad_s *) \ + (bfad))->pcidev->dev), fmt, ##arg); +#endif + +#define BFA_PRINTF(level, fmt, arg...) \ + printk(level fmt, ##arg); + +int bfa_os_MWB(void *); + +#define bfa_os_mmiowb() mmiowb() + +#define bfa_swap_3b(_x) \ + ((((_x) & 0xff) << 16) | \ + ((_x) & 0x00ff00) | \ + (((_x) & 0xff0000) >> 16)) + +#define bfa_swap_8b(_x) \ + ((((_x) & 0xff00000000000000ull) >> 56) \ + | (((_x) & 0x00ff000000000000ull) >> 40) \ + | (((_x) & 0x0000ff0000000000ull) >> 24) \ + | (((_x) & 0x000000ff00000000ull) >> 8) \ + | (((_x) & 0x00000000ff000000ull) << 8) \ + | (((_x) & 0x0000000000ff0000ull) << 24) \ + | (((_x) & 0x000000000000ff00ull) << 40) \ + | (((_x) & 0x00000000000000ffull) << 56)) + +#define bfa_os_swap32(_x) \ + ((((_x) & 0xff) << 24) | \ + (((_x) & 0x0000ff00) << 8) | \ + (((_x) & 0x00ff0000) >> 8) | \ + (((_x) & 0xff000000) >> 24)) + + +#ifndef __BIGENDIAN +#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \ + (((_x) & 0x00ff) << 8))) + +#define bfa_os_htonl(_x) bfa_os_swap32(_x) +#define bfa_os_htonll(_x) bfa_swap_8b(_x) +#define bfa_os_hton3b(_x) bfa_swap_3b(_x) + +#define bfa_os_wtole(_x) (_x) + +#else + +#define bfa_os_htons(_x) (_x) +#define bfa_os_htonl(_x) (_x) +#define bfa_os_hton3b(_x) (_x) +#define bfa_os_htonll(_x) (_x) +#define bfa_os_wtole(_x) bfa_os_swap32(_x) + +#endif + +#define bfa_os_ntohs(_x) bfa_os_htons(_x) +#define bfa_os_ntohl(_x) bfa_os_htonl(_x) +#define bfa_os_ntohll(_x) bfa_os_htonll(_x) +#define bfa_os_ntoh3b(_x) bfa_os_hton3b(_x) + +#define bfa_os_u32(__pa64) ((__pa64) >> 32) + +#define bfa_os_memset memset +#define bfa_os_memcpy memcpy +#define bfa_os_udelay udelay +#define bfa_os_vsprintf vsprintf + +#define bfa_os_assign(__t, __s) __t = __s + +#define bfa_os_addr_t char __iomem * +#define bfa_os_panic() + +#define bfa_os_reg_read(_raddr) bfa_os_wtole(readl(_raddr)) +#define bfa_os_reg_write(_raddr, _val) writel(bfa_os_wtole((_val)), (_raddr)) +#define bfa_os_mem_read(_raddr, _off) \ + bfa_os_ntohl(readl(((_raddr) + (_off)))) +#define bfa_os_mem_write(_raddr, _off, _val) \ + writel(bfa_os_htonl((_val)), ((_raddr) + (_off))) + +#define BFA_TRC_TS(_trcm) \ + ({ \ + struct timeval tv; \ + \ + do_gettimeofday(&tv); \ + (tv.tv_sec*1000000+tv.tv_usec); \ + }) + +struct bfa_log_mod_s; +void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id, + const char *fmt, ...); +#endif + +#define boolean_t int + +/** + * For current time stamp, OS API will fill-in + */ +struct bfa_timeval_s { + u32 tv_sec; /* seconds */ + u32 tv_usec; /* microseconds */ +}; + +void bfa_os_gettimeofday(struct bfa_timeval_s *tv); + +#endif /* __BFA_OS_INC_H__ */ diff -urpN orig/drivers/scsi/bfa/bfa_port.c patch/drivers/scsi/bfa/bfa_port.c --- orig/drivers/scsi/bfa/bfa_port.c 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_port.c 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,460 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +BFA_TRC_FILE(CNA, PORT); + +#define bfa_ioc_portid(__ioc) ((__ioc)->port_id) +#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc) + +static void +bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats) +{ + u32 *dip = (u32 *) stats; + u32 t0, t1; + int i; + + for (i = 0; i < sizeof(union bfa_pport_stats_u) / sizeof(u32); + i += 2) { + t0 = dip[i]; + t1 = dip[i + 1]; +#ifdef __BIGENDIAN + dip[i] = bfa_os_ntohl(t0); + dip[i + 1] = bfa_os_ntohl(t1); +#else + dip[i] = bfa_os_ntohl(t1); + dip[i + 1] = bfa_os_ntohl(t0); +#endif + } + + /** todo + * QoS stats r also swapped as 64bit; that structure also + * has to use 64 bit counters + */ +} + +/** + * bfa_port_enable_isr() + * + * + * @param[in] port - Pointer to the port module + * status - Return status from the f/w + * + * @return void + */ +static void +bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status) +{ + bfa_assert(0); +} + +/** + * bfa_port_disable_isr() + * + * + * @param[in] port - Pointer to the port module + * status - Return status from the f/w + * + * @return void + */ +static void +bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status) +{ + bfa_assert(0); +} + +/** + * bfa_port_get_stats_isr() + * + * + * @param[in] port - Pointer to the Port module + * status - Return status from the f/w + * + * @return void + */ +static void +bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status) +{ + port->stats_status = status; + port->stats_busy = BFA_FALSE; + + if (status == BFA_STATUS_OK) { + memcpy(port->stats, port->stats_dma.kva, + sizeof(union bfa_pport_stats_u)); + bfa_port_stats_swap(port, port->stats); + } + + if (port->stats_cbfn) { + port->stats_cbfn(port->stats_cbarg, status); + port->stats_cbfn = NULL; + } +} + +/** + * bfa_port_clear_stats_isr() + * + * + * @param[in] port - Pointer to the Port module + * status - Return status from the f/w + * + * @return void + */ +static void +bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status) +{ + port->stats_status = status; + port->stats_busy = BFA_FALSE; + + if (port->stats_cbfn) { + port->stats_cbfn(port->stats_cbarg, status); + port->stats_cbfn = NULL; + } +} + +/** + * bfa_port_isr() + * + * + * @param[in] Pointer to the Port module data structure. + * + * @return void + */ +static void +bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m) +{ + struct bfa_port_s *port = (struct bfa_port_s *)cbarg; + union bfi_port_i2h_msg_u *i2hmsg; + + i2hmsg = (union bfi_port_i2h_msg_u *)m; + bfa_trc(port, m->mh.msg_id); + + switch (m->mh.msg_id) { + case BFI_PORT_I2H_ENABLE_RSP: + if (port->endis_pending == BFA_FALSE) + break; + bfa_port_enable_isr(port, i2hmsg->enable_rsp.status); + break; + + case BFI_PORT_I2H_DISABLE_RSP: + if (port->endis_pending == BFA_FALSE) + break; + bfa_port_disable_isr(port, i2hmsg->disable_rsp.status); + break; + + case BFI_PORT_I2H_GET_STATS_RSP: + /* + * Stats busy flag is still set? (may be cmd timed out) + */ + if (port->stats_busy == BFA_FALSE) + break; + bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status); + break; + + case BFI_PORT_I2H_CLEAR_STATS_RSP: + if (port->stats_busy == BFA_FALSE) + break; + bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status); + break; + + default: + bfa_assert(0); + } +} + +/** + * bfa_port_meminfo() + * + * + * @param[in] void + * + * @return Size of DMA region + */ +u32 +bfa_port_meminfo(void) +{ + return BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), BFA_DMA_ALIGN_SZ); +} + +/** + * bfa_port_mem_claim() + * + * + * @param[in] port Port module pointer + * dma_kva Kernel Virtual Address of Port DMA Memory + * dma_pa Physical Address of Port DMA Memory + * + * @return void + */ +void +bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa) +{ + port->stats_dma.kva = dma_kva; + port->stats_dma.pa = dma_pa; +} + +/** + * bfa_port_enable() + * + * Send the Port enable request to the f/w + * + * @param[in] Pointer to the Port module data structure. + * + * @return Status + */ +bfa_status_t +bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, + void *cbarg) +{ + struct bfi_port_generic_req_s *m; + + /** todo Not implemented */ + bfa_assert(0); + + if (!bfa_ioc_is_operational(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_FAILURE); + return BFA_STATUS_IOC_FAILURE; + } + + if (port->endis_pending) { + bfa_trc(port, BFA_STATUS_DEVBUSY); + return BFA_STATUS_DEVBUSY; + } + + m = (struct bfi_port_generic_req_s *)port->endis_mb.msg; + + port->msgtag++; + port->endis_cbfn = cbfn; + port->endis_cbarg = cbarg; + port->endis_pending = BFA_TRUE; + + bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ, + bfa_ioc_portid(port->ioc)); + bfa_ioc_mbox_queue(port->ioc, &port->endis_mb); + + return BFA_STATUS_OK; +} + +/** + * bfa_port_disable() + * + * Send the Port disable request to the f/w + * + * @param[in] Pointer to the Port module data structure. + * + * @return Status + */ +bfa_status_t +bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, + void *cbarg) +{ + struct bfi_port_generic_req_s *m; + + /** todo Not implemented */ + bfa_assert(0); + + if (!bfa_ioc_is_operational(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_FAILURE); + return BFA_STATUS_IOC_FAILURE; + } + + if (port->endis_pending) { + bfa_trc(port, BFA_STATUS_DEVBUSY); + return BFA_STATUS_DEVBUSY; + } + + m = (struct bfi_port_generic_req_s *)port->endis_mb.msg; + + port->msgtag++; + port->endis_cbfn = cbfn; + port->endis_cbarg = cbarg; + port->endis_pending = BFA_TRUE; + + bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ, + bfa_ioc_portid(port->ioc)); + bfa_ioc_mbox_queue(port->ioc, &port->endis_mb); + + return BFA_STATUS_OK; +} + +/** + * bfa_port_get_stats() + * + * Send the request to the f/w to fetch Port statistics. + * + * @param[in] Pointer to the Port module data structure. + * + * @return Status + */ +bfa_status_t +bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats, + bfa_port_stats_cbfn_t cbfn, void *cbarg) +{ + struct bfi_port_get_stats_req_s *m; + + if (!bfa_ioc_is_operational(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_FAILURE); + return BFA_STATUS_IOC_FAILURE; + } + + if (port->stats_busy) { + bfa_trc(port, BFA_STATUS_DEVBUSY); + return BFA_STATUS_DEVBUSY; + } + + m = (struct bfi_port_get_stats_req_s *)port->stats_mb.msg; + + port->stats = stats; + port->stats_cbfn = cbfn; + port->stats_cbarg = cbarg; + port->stats_busy = BFA_TRUE; + bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa); + + bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ, + bfa_ioc_portid(port->ioc)); + bfa_ioc_mbox_queue(port->ioc, &port->stats_mb); + + return BFA_STATUS_OK; +} + +/** + * bfa_port_clear_stats() + * + * + * @param[in] Pointer to the Port module data structure. + * + * @return Status + */ +bfa_status_t +bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn, + void *cbarg) +{ + struct bfi_port_generic_req_s *m; + + if (!bfa_ioc_is_operational(port->ioc)) { + bfa_trc(port, BFA_STATUS_IOC_FAILURE); + return BFA_STATUS_IOC_FAILURE; + } + + if (port->stats_busy) { + bfa_trc(port, BFA_STATUS_DEVBUSY); + return BFA_STATUS_DEVBUSY; + } + + m = (struct bfi_port_generic_req_s *)port->stats_mb.msg; + + port->stats_cbfn = cbfn; + port->stats_cbarg = cbarg; + port->stats_busy = BFA_TRUE; + + bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ, + bfa_ioc_portid(port->ioc)); + bfa_ioc_mbox_queue(port->ioc, &port->stats_mb); + + return BFA_STATUS_OK; +} + +/** + * bfa_port_hbfail() + * + * + * @param[in] Pointer to the Port module data structure. + * + * @return void + */ +void +bfa_port_hbfail(void *arg) +{ + struct bfa_port_s *port = (struct bfa_port_s *)arg; + + /* + * Fail any pending get_stats/clear_stats requests + */ + if (port->stats_busy) { + if (port->stats_cbfn) + port->stats_cbfn(port->dev, BFA_STATUS_FAILED); + port->stats_cbfn = NULL; + port->stats_busy = BFA_FALSE; + } + + /* + * Clear any enable/disable is pending + */ + if (port->endis_pending) { + if (port->endis_cbfn) + port->endis_cbfn(port->dev, BFA_STATUS_FAILED); + port->endis_cbfn = NULL; + port->endis_pending = BFA_FALSE; + } +} + +/** + * bfa_port_attach() + * + * + * @param[in] port - Pointer to the Port module data structure + * ioc - Pointer to the ioc module data structure + * dev - Pointer to the device driver module data structure + * The device driver specific mbox ISR functions have + * this pointer as one of the parameters. + * trcmod - + * logmod - + * + * @return void + */ +void +bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev, + struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod) +{ + bfa_assert(port); + + port->dev = dev; + port->ioc = ioc; + port->trcmod = trcmod; + port->logmod = logmod; + + port->stats_busy = port->endis_pending = BFA_FALSE; + port->stats_cbfn = port->endis_cbfn = NULL; + + bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port); + bfa_ioc_hbfail_init(&port->hbfail, bfa_port_hbfail, port); + bfa_ioc_hbfail_register(port->ioc, &port->hbfail); + + bfa_trc(port, 0); +} + +/** + * bfa_port_detach() + * + * + * @param[in] port - Pointer to the Port module data structure + * + * @return void + */ +void +bfa_port_detach(struct bfa_port_s *port) +{ + bfa_trc(port, 0); +} diff -urpN orig/drivers/scsi/bfa/bfa_port_priv.h patch/drivers/scsi/bfa/bfa_port_priv.h --- orig/drivers/scsi/bfa/bfa_port_priv.h 1969-12-31 16:00:00.000000000 -0800 +++ patch/drivers/scsi/bfa/bfa_port_priv.h 2009-07-21 15:34:04.000000000 -0700 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2005-2008 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.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. + */ + +#ifndef __BFA_PORT_PRIV_H__ +#define __BFA_PORT_PRIV_H__ + +#include +#include +#include "bfa_intr_priv.h" + +/** + * BFA physical port data structure + */ +struct bfa_pport_s { + struct bfa_s *bfa; /* parent BFA instance */ + bfa_sm_t sm; /* port state machine */ + wwn_t nwwn; /* node wwn of physical port */ + wwn_t pwwn; /* port wwn of physical oprt */ + enum bfa_pport_speed speed_sup; + /* supported speeds */ + enum bfa_pport_speed speed; /* current speed */ + enum bfa_pport_topology topology; /* current topology */ + u8 myalpa; /* my ALPA in LOOP topology */ + u8 rsvd[3]; + struct bfa_pport_cfg_s cfg; /* current port configuration */ + struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ + struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ + struct bfa_reqq_wait_s reqq_wait; + /* to wait for room in reqq */ + struct bfa_reqq_wait_s svcreq_wait; + /* to wait for room in reqq */ + struct bfa_reqq_wait_s stats_reqq_wait; + /* to wait for room in reqq (stats) */ + void *event_cbarg; + void (*event_cbfn) (void *cbarg, + bfa_pport_event_t event); + union { + union bfi_pport_i2h_msg_u i2hmsg; + } event_arg; + void *bfad; /* BFA driver handle */ + struct bfa_cb_qe_s hcb_qe; /* BFA callback queue elem */ + enum bfa_pport_linkstate hcb_event; + /* link event for callback */ + u32 msgtag; /* fimrware msg tag for reply */ + u8 *stats_kva; + u64 stats_pa; + union bfa_pport_stats_u *stats; /* pport stats */ + u32 mypid : 24; + u32 rsvd_b : 8; + struct bfa_timer_s timer; /* timer */ + union bfa_pport_stats_u *stats_ret; + /* driver stats location */ + bfa_status_t stats_status; + /* stats/statsclr status */ + bfa_boolean_t stats_busy; + /* outstanding stats/statsclr */ + bfa_boolean_t stats_qfull; + bfa_boolean_t diag_busy; + /* diag busy status */ + bfa_boolean_t beacon; + /* port beacon status */ + bfa_boolean_t link_e2e_beacon; + /* link beacon status */ + bfa_cb_pport_t stats_cbfn; + /* driver callback function */ + void *stats_cbarg; + /* *!< user callback arg */ +}; + +#define BFA_PORT_MOD(__bfa) (&(__bfa)->modules.pport) + +/* + * public functions + */ +void bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); +#endif /* __BFA_PORT_PRIV_H__ */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/