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6903 lines
164 KiB
6903 lines
164 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
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* Copyright (c) 2014- QLogic Corporation. |
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* All rights reserved |
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* www.qlogic.com |
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* |
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* Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
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*/ |
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#include "bfad_drv.h" |
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#include "bfad_im.h" |
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#include "bfa_plog.h" |
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#include "bfa_cs.h" |
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#include "bfa_modules.h" |
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BFA_TRC_FILE(HAL, FCXP); |
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/* |
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* LPS related definitions |
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*/ |
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#define BFA_LPS_MIN_LPORTS (1) |
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#define BFA_LPS_MAX_LPORTS (256) |
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/* |
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* Maximum Vports supported per physical port or vf. |
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*/ |
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#define BFA_LPS_MAX_VPORTS_SUPP_CB 255 |
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#define BFA_LPS_MAX_VPORTS_SUPP_CT 190 |
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/* |
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* FC PORT related definitions |
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*/ |
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/* |
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* The port is considered disabled if corresponding physical port or IOC are |
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* disabled explicitly |
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*/ |
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#define BFA_PORT_IS_DISABLED(bfa) \ |
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((bfa_fcport_is_disabled(bfa) == BFA_TRUE) || \ |
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(bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE)) |
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/* |
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* BFA port state machine events |
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*/ |
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enum bfa_fcport_sm_event { |
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BFA_FCPORT_SM_START = 1, /* start port state machine */ |
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BFA_FCPORT_SM_STOP = 2, /* stop port state machine */ |
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BFA_FCPORT_SM_ENABLE = 3, /* enable port */ |
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BFA_FCPORT_SM_DISABLE = 4, /* disable port state machine */ |
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BFA_FCPORT_SM_FWRSP = 5, /* firmware enable/disable rsp */ |
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BFA_FCPORT_SM_LINKUP = 6, /* firmware linkup event */ |
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BFA_FCPORT_SM_LINKDOWN = 7, /* firmware linkup down */ |
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BFA_FCPORT_SM_QRESUME = 8, /* CQ space available */ |
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BFA_FCPORT_SM_HWFAIL = 9, /* IOC h/w failure */ |
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BFA_FCPORT_SM_DPORTENABLE = 10, /* enable dport */ |
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BFA_FCPORT_SM_DPORTDISABLE = 11,/* disable dport */ |
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BFA_FCPORT_SM_FAA_MISCONFIG = 12, /* FAA misconfiguratin */ |
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BFA_FCPORT_SM_DDPORTENABLE = 13, /* enable ddport */ |
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BFA_FCPORT_SM_DDPORTDISABLE = 14, /* disable ddport */ |
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}; |
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/* |
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* BFA port link notification state machine events |
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*/ |
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enum bfa_fcport_ln_sm_event { |
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BFA_FCPORT_LN_SM_LINKUP = 1, /* linkup event */ |
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BFA_FCPORT_LN_SM_LINKDOWN = 2, /* linkdown event */ |
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BFA_FCPORT_LN_SM_NOTIFICATION = 3 /* done notification */ |
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}; |
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/* |
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* RPORT related definitions |
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*/ |
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#define bfa_rport_offline_cb(__rp) do { \ |
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if ((__rp)->bfa->fcs) \ |
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bfa_cb_rport_offline((__rp)->rport_drv); \ |
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else { \ |
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bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ |
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__bfa_cb_rport_offline, (__rp)); \ |
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} \ |
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} while (0) |
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#define bfa_rport_online_cb(__rp) do { \ |
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if ((__rp)->bfa->fcs) \ |
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bfa_cb_rport_online((__rp)->rport_drv); \ |
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else { \ |
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bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe, \ |
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__bfa_cb_rport_online, (__rp)); \ |
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} \ |
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} while (0) |
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/* |
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* forward declarations FCXP related functions |
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*/ |
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static void __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete); |
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static void hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, |
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struct bfi_fcxp_send_rsp_s *fcxp_rsp); |
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static void hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, |
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struct bfa_fcxp_s *fcxp, struct fchs_s *fchs); |
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static void bfa_fcxp_qresume(void *cbarg); |
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static void bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, |
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struct bfi_fcxp_send_req_s *send_req); |
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/* |
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* forward declarations for LPS functions |
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*/ |
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static void bfa_lps_login_rsp(struct bfa_s *bfa, |
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struct bfi_lps_login_rsp_s *rsp); |
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static void bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count); |
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static void bfa_lps_logout_rsp(struct bfa_s *bfa, |
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struct bfi_lps_logout_rsp_s *rsp); |
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static void bfa_lps_reqq_resume(void *lps_arg); |
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static void bfa_lps_free(struct bfa_lps_s *lps); |
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static void bfa_lps_send_login(struct bfa_lps_s *lps); |
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static void bfa_lps_send_logout(struct bfa_lps_s *lps); |
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static void bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps); |
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static void bfa_lps_login_comp(struct bfa_lps_s *lps); |
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static void bfa_lps_logout_comp(struct bfa_lps_s *lps); |
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static void bfa_lps_cvl_event(struct bfa_lps_s *lps); |
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/* |
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* forward declaration for LPS state machine |
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*/ |
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static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event); |
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static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event); |
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static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event |
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event); |
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static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event); |
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static void bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps, |
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enum bfa_lps_event event); |
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static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event); |
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static void bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event |
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event); |
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/* |
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* forward declaration for FC Port functions |
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*/ |
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static bfa_boolean_t bfa_fcport_send_enable(struct bfa_fcport_s *fcport); |
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static bfa_boolean_t bfa_fcport_send_disable(struct bfa_fcport_s *fcport); |
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static void bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport); |
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static void bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport); |
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static void bfa_fcport_set_wwns(struct bfa_fcport_s *fcport); |
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static void __bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete); |
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static void bfa_fcport_scn(struct bfa_fcport_s *fcport, |
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enum bfa_port_linkstate event, bfa_boolean_t trunk); |
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static void bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, |
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enum bfa_port_linkstate event); |
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static void __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete); |
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static void bfa_fcport_stats_get_timeout(void *cbarg); |
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static void bfa_fcport_stats_clr_timeout(void *cbarg); |
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static void bfa_trunk_iocdisable(struct bfa_s *bfa); |
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/* |
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* forward declaration for FC PORT state machine |
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*/ |
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static void bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_dport(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport, |
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enum bfa_fcport_sm_event event); |
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static void bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static void bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, |
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enum bfa_fcport_ln_sm_event event); |
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static struct bfa_sm_table_s hal_port_sm_table[] = { |
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{BFA_SM(bfa_fcport_sm_uninit), BFA_PORT_ST_UNINIT}, |
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{BFA_SM(bfa_fcport_sm_enabling_qwait), BFA_PORT_ST_ENABLING_QWAIT}, |
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{BFA_SM(bfa_fcport_sm_enabling), BFA_PORT_ST_ENABLING}, |
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{BFA_SM(bfa_fcport_sm_linkdown), BFA_PORT_ST_LINKDOWN}, |
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{BFA_SM(bfa_fcport_sm_linkup), BFA_PORT_ST_LINKUP}, |
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{BFA_SM(bfa_fcport_sm_disabling_qwait), BFA_PORT_ST_DISABLING_QWAIT}, |
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{BFA_SM(bfa_fcport_sm_toggling_qwait), BFA_PORT_ST_TOGGLING_QWAIT}, |
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{BFA_SM(bfa_fcport_sm_disabling), BFA_PORT_ST_DISABLING}, |
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{BFA_SM(bfa_fcport_sm_disabled), BFA_PORT_ST_DISABLED}, |
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{BFA_SM(bfa_fcport_sm_stopped), BFA_PORT_ST_STOPPED}, |
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{BFA_SM(bfa_fcport_sm_iocdown), BFA_PORT_ST_IOCDOWN}, |
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{BFA_SM(bfa_fcport_sm_iocfail), BFA_PORT_ST_IOCDOWN}, |
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{BFA_SM(bfa_fcport_sm_dport), BFA_PORT_ST_DPORT}, |
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{BFA_SM(bfa_fcport_sm_ddport), BFA_PORT_ST_DDPORT}, |
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{BFA_SM(bfa_fcport_sm_faa_misconfig), BFA_PORT_ST_FAA_MISCONFIG}, |
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}; |
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/* |
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* forward declaration for RPORT related functions |
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*/ |
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static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod); |
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static void bfa_rport_free(struct bfa_rport_s *rport); |
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static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp); |
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static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp); |
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static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp); |
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static void __bfa_cb_rport_online(void *cbarg, |
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bfa_boolean_t complete); |
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static void __bfa_cb_rport_offline(void *cbarg, |
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bfa_boolean_t complete); |
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/* |
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* forward declaration for RPORT state machine |
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*/ |
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static void bfa_rport_sm_uninit(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_created(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_online(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_offline(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_deleting(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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static void bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, |
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enum bfa_rport_event event); |
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/* |
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* PLOG related definitions |
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*/ |
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static int |
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plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec) |
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{ |
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if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && |
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(pl_rec->log_type != BFA_PL_LOG_TYPE_STRING)) |
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return 1; |
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if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT) && |
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(pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ)) |
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return 1; |
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return 0; |
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} |
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static void |
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bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec) |
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{ |
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u16 tail; |
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struct bfa_plog_rec_s *pl_recp; |
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if (plog->plog_enabled == 0) |
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return; |
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if (plkd_validate_logrec(pl_rec)) { |
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WARN_ON(1); |
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return; |
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} |
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tail = plog->tail; |
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pl_recp = &(plog->plog_recs[tail]); |
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memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s)); |
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pl_recp->tv = ktime_get_real_seconds(); |
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BFA_PL_LOG_REC_INCR(plog->tail); |
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if (plog->head == plog->tail) |
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BFA_PL_LOG_REC_INCR(plog->head); |
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} |
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void |
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bfa_plog_init(struct bfa_plog_s *plog) |
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{ |
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memset((char *)plog, 0, sizeof(struct bfa_plog_s)); |
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memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN); |
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plog->head = plog->tail = 0; |
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plog->plog_enabled = 1; |
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} |
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void |
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bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid, |
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enum bfa_plog_eid event, |
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u16 misc, char *log_str) |
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{ |
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struct bfa_plog_rec_s lp; |
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if (plog->plog_enabled) { |
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memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
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lp.mid = mid; |
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lp.eid = event; |
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lp.log_type = BFA_PL_LOG_TYPE_STRING; |
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lp.misc = misc; |
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strlcpy(lp.log_entry.string_log, log_str, |
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BFA_PL_STRING_LOG_SZ); |
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lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0'; |
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bfa_plog_add(plog, &lp); |
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} |
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} |
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void |
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bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, |
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enum bfa_plog_eid event, |
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u16 misc, u32 *intarr, u32 num_ints) |
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{ |
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struct bfa_plog_rec_s lp; |
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u32 i; |
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if (num_ints > BFA_PL_INT_LOG_SZ) |
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num_ints = BFA_PL_INT_LOG_SZ; |
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if (plog->plog_enabled) { |
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memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
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lp.mid = mid; |
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lp.eid = event; |
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lp.log_type = BFA_PL_LOG_TYPE_INT; |
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lp.misc = misc; |
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for (i = 0; i < num_ints; i++) |
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lp.log_entry.int_log[i] = intarr[i]; |
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lp.log_num_ints = (u8) num_ints; |
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bfa_plog_add(plog, &lp); |
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} |
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} |
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void |
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bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid, |
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enum bfa_plog_eid event, |
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u16 misc, struct fchs_s *fchdr) |
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{ |
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struct bfa_plog_rec_s lp; |
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u32 *tmp_int = (u32 *) fchdr; |
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u32 ints[BFA_PL_INT_LOG_SZ]; |
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if (plog->plog_enabled) { |
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memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
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ints[0] = tmp_int[0]; |
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ints[1] = tmp_int[1]; |
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ints[2] = tmp_int[4]; |
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bfa_plog_intarr(plog, mid, event, misc, ints, 3); |
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} |
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} |
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void |
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bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid, |
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enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr, |
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u32 pld_w0) |
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{ |
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struct bfa_plog_rec_s lp; |
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u32 *tmp_int = (u32 *) fchdr; |
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u32 ints[BFA_PL_INT_LOG_SZ]; |
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if (plog->plog_enabled) { |
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memset(&lp, 0, sizeof(struct bfa_plog_rec_s)); |
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ints[0] = tmp_int[0]; |
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ints[1] = tmp_int[1]; |
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ints[2] = tmp_int[4]; |
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ints[3] = pld_w0; |
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bfa_plog_intarr(plog, mid, event, misc, ints, 4); |
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} |
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} |
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|
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/* |
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* fcxp_pvt BFA FCXP private functions |
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*/ |
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|
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static void |
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claim_fcxps_mem(struct bfa_fcxp_mod_s *mod) |
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{ |
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u16 i; |
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struct bfa_fcxp_s *fcxp; |
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fcxp = (struct bfa_fcxp_s *) bfa_mem_kva_curp(mod); |
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memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps); |
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|
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INIT_LIST_HEAD(&mod->fcxp_req_free_q); |
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INIT_LIST_HEAD(&mod->fcxp_rsp_free_q); |
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INIT_LIST_HEAD(&mod->fcxp_active_q); |
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INIT_LIST_HEAD(&mod->fcxp_req_unused_q); |
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INIT_LIST_HEAD(&mod->fcxp_rsp_unused_q); |
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mod->fcxp_list = fcxp; |
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|
|
for (i = 0; i < mod->num_fcxps; i++) { |
|
fcxp->fcxp_mod = mod; |
|
fcxp->fcxp_tag = i; |
|
|
|
if (i < (mod->num_fcxps / 2)) { |
|
list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q); |
|
fcxp->req_rsp = BFA_TRUE; |
|
} else { |
|
list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q); |
|
fcxp->req_rsp = BFA_FALSE; |
|
} |
|
|
|
bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp); |
|
fcxp->reqq_waiting = BFA_FALSE; |
|
|
|
fcxp = fcxp + 1; |
|
} |
|
|
|
bfa_mem_kva_curp(mod) = (void *)fcxp; |
|
} |
|
|
|
void |
|
bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcxp_mod_s *fcxp_mod = BFA_FCXP_MOD(bfa); |
|
struct bfa_mem_kva_s *fcxp_kva = BFA_MEM_FCXP_KVA(bfa); |
|
struct bfa_mem_dma_s *seg_ptr; |
|
u16 nsegs, idx, per_seg_fcxp; |
|
u16 num_fcxps = cfg->fwcfg.num_fcxp_reqs; |
|
u32 per_fcxp_sz; |
|
|
|
if (num_fcxps == 0) |
|
return; |
|
|
|
if (cfg->drvcfg.min_cfg) |
|
per_fcxp_sz = 2 * BFA_FCXP_MAX_IBUF_SZ; |
|
else |
|
per_fcxp_sz = BFA_FCXP_MAX_IBUF_SZ + BFA_FCXP_MAX_LBUF_SZ; |
|
|
|
/* dma memory */ |
|
nsegs = BFI_MEM_DMA_NSEGS(num_fcxps, per_fcxp_sz); |
|
per_seg_fcxp = BFI_MEM_NREQS_SEG(per_fcxp_sz); |
|
|
|
bfa_mem_dma_seg_iter(fcxp_mod, seg_ptr, nsegs, idx) { |
|
if (num_fcxps >= per_seg_fcxp) { |
|
num_fcxps -= per_seg_fcxp; |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
per_seg_fcxp * per_fcxp_sz); |
|
} else |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
num_fcxps * per_fcxp_sz); |
|
} |
|
|
|
/* kva memory */ |
|
bfa_mem_kva_setup(minfo, fcxp_kva, |
|
cfg->fwcfg.num_fcxp_reqs * sizeof(struct bfa_fcxp_s)); |
|
} |
|
|
|
void |
|
bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
|
|
mod->bfa = bfa; |
|
mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs; |
|
|
|
/* |
|
* Initialize FCXP request and response payload sizes. |
|
*/ |
|
mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ; |
|
if (!cfg->drvcfg.min_cfg) |
|
mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ; |
|
|
|
INIT_LIST_HEAD(&mod->req_wait_q); |
|
INIT_LIST_HEAD(&mod->rsp_wait_q); |
|
|
|
claim_fcxps_mem(mod); |
|
} |
|
|
|
void |
|
bfa_fcxp_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
struct bfa_fcxp_s *fcxp; |
|
struct list_head *qe, *qen; |
|
|
|
/* Enqueue unused fcxp resources to free_q */ |
|
list_splice_tail_init(&mod->fcxp_req_unused_q, &mod->fcxp_req_free_q); |
|
list_splice_tail_init(&mod->fcxp_rsp_unused_q, &mod->fcxp_rsp_free_q); |
|
|
|
list_for_each_safe(qe, qen, &mod->fcxp_active_q) { |
|
fcxp = (struct bfa_fcxp_s *) qe; |
|
if (fcxp->caller == NULL) { |
|
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, |
|
BFA_STATUS_IOC_FAILURE, 0, 0, NULL); |
|
bfa_fcxp_free(fcxp); |
|
} else { |
|
fcxp->rsp_status = BFA_STATUS_IOC_FAILURE; |
|
bfa_cb_queue(bfa, &fcxp->hcb_qe, |
|
__bfa_fcxp_send_cbfn, fcxp); |
|
} |
|
} |
|
} |
|
|
|
static struct bfa_fcxp_s * |
|
bfa_fcxp_get(struct bfa_fcxp_mod_s *fm, bfa_boolean_t req) |
|
{ |
|
struct bfa_fcxp_s *fcxp; |
|
|
|
if (req) |
|
bfa_q_deq(&fm->fcxp_req_free_q, &fcxp); |
|
else |
|
bfa_q_deq(&fm->fcxp_rsp_free_q, &fcxp); |
|
|
|
if (fcxp) |
|
list_add_tail(&fcxp->qe, &fm->fcxp_active_q); |
|
|
|
return fcxp; |
|
} |
|
|
|
static void |
|
bfa_fcxp_init_reqrsp(struct bfa_fcxp_s *fcxp, |
|
struct bfa_s *bfa, |
|
u8 *use_ibuf, |
|
u32 *nr_sgles, |
|
bfa_fcxp_get_sgaddr_t *r_sga_cbfn, |
|
bfa_fcxp_get_sglen_t *r_sglen_cbfn, |
|
struct list_head *r_sgpg_q, |
|
int n_sgles, |
|
bfa_fcxp_get_sgaddr_t sga_cbfn, |
|
bfa_fcxp_get_sglen_t sglen_cbfn) |
|
{ |
|
|
|
WARN_ON(bfa == NULL); |
|
|
|
bfa_trc(bfa, fcxp->fcxp_tag); |
|
|
|
if (n_sgles == 0) { |
|
*use_ibuf = 1; |
|
} else { |
|
WARN_ON(*sga_cbfn == NULL); |
|
WARN_ON(*sglen_cbfn == NULL); |
|
|
|
*use_ibuf = 0; |
|
*r_sga_cbfn = sga_cbfn; |
|
*r_sglen_cbfn = sglen_cbfn; |
|
|
|
*nr_sgles = n_sgles; |
|
|
|
/* |
|
* alloc required sgpgs |
|
*/ |
|
if (n_sgles > BFI_SGE_INLINE) |
|
WARN_ON(1); |
|
} |
|
|
|
} |
|
|
|
static void |
|
bfa_fcxp_init(struct bfa_fcxp_s *fcxp, |
|
void *caller, struct bfa_s *bfa, int nreq_sgles, |
|
int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, |
|
bfa_fcxp_get_sglen_t req_sglen_cbfn, |
|
bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, |
|
bfa_fcxp_get_sglen_t rsp_sglen_cbfn) |
|
{ |
|
|
|
WARN_ON(bfa == NULL); |
|
|
|
bfa_trc(bfa, fcxp->fcxp_tag); |
|
|
|
fcxp->caller = caller; |
|
|
|
bfa_fcxp_init_reqrsp(fcxp, bfa, |
|
&fcxp->use_ireqbuf, &fcxp->nreq_sgles, &fcxp->req_sga_cbfn, |
|
&fcxp->req_sglen_cbfn, &fcxp->req_sgpg_q, |
|
nreq_sgles, req_sga_cbfn, req_sglen_cbfn); |
|
|
|
bfa_fcxp_init_reqrsp(fcxp, bfa, |
|
&fcxp->use_irspbuf, &fcxp->nrsp_sgles, &fcxp->rsp_sga_cbfn, |
|
&fcxp->rsp_sglen_cbfn, &fcxp->rsp_sgpg_q, |
|
nrsp_sgles, rsp_sga_cbfn, rsp_sglen_cbfn); |
|
|
|
} |
|
|
|
static void |
|
bfa_fcxp_put(struct bfa_fcxp_s *fcxp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; |
|
struct bfa_fcxp_wqe_s *wqe; |
|
|
|
if (fcxp->req_rsp) |
|
bfa_q_deq(&mod->req_wait_q, &wqe); |
|
else |
|
bfa_q_deq(&mod->rsp_wait_q, &wqe); |
|
|
|
if (wqe) { |
|
bfa_trc(mod->bfa, fcxp->fcxp_tag); |
|
|
|
bfa_fcxp_init(fcxp, wqe->caller, wqe->bfa, wqe->nreq_sgles, |
|
wqe->nrsp_sgles, wqe->req_sga_cbfn, |
|
wqe->req_sglen_cbfn, wqe->rsp_sga_cbfn, |
|
wqe->rsp_sglen_cbfn); |
|
|
|
wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp); |
|
return; |
|
} |
|
|
|
WARN_ON(!bfa_q_is_on_q(&mod->fcxp_active_q, fcxp)); |
|
list_del(&fcxp->qe); |
|
|
|
if (fcxp->req_rsp) |
|
list_add_tail(&fcxp->qe, &mod->fcxp_req_free_q); |
|
else |
|
list_add_tail(&fcxp->qe, &mod->fcxp_rsp_free_q); |
|
} |
|
|
|
static void |
|
bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg, |
|
bfa_status_t req_status, u32 rsp_len, |
|
u32 resid_len, struct fchs_s *rsp_fchs) |
|
{ |
|
/* discarded fcxp completion */ |
|
} |
|
|
|
static void |
|
__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_fcxp_s *fcxp = cbarg; |
|
|
|
if (complete) { |
|
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, |
|
fcxp->rsp_status, fcxp->rsp_len, |
|
fcxp->residue_len, &fcxp->rsp_fchs); |
|
} else { |
|
bfa_fcxp_free(fcxp); |
|
} |
|
} |
|
|
|
static void |
|
hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
struct bfa_fcxp_s *fcxp; |
|
u16 fcxp_tag = be16_to_cpu(fcxp_rsp->fcxp_tag); |
|
|
|
bfa_trc(bfa, fcxp_tag); |
|
|
|
fcxp_rsp->rsp_len = be32_to_cpu(fcxp_rsp->rsp_len); |
|
|
|
/* |
|
* @todo f/w should not set residue to non-0 when everything |
|
* is received. |
|
*/ |
|
if (fcxp_rsp->req_status == BFA_STATUS_OK) |
|
fcxp_rsp->residue_len = 0; |
|
else |
|
fcxp_rsp->residue_len = be32_to_cpu(fcxp_rsp->residue_len); |
|
|
|
fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag); |
|
|
|
WARN_ON(fcxp->send_cbfn == NULL); |
|
|
|
hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp); |
|
|
|
if (fcxp->send_cbfn != NULL) { |
|
bfa_trc(mod->bfa, (NULL == fcxp->caller)); |
|
if (fcxp->caller == NULL) { |
|
fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg, |
|
fcxp_rsp->req_status, fcxp_rsp->rsp_len, |
|
fcxp_rsp->residue_len, &fcxp_rsp->fchs); |
|
/* |
|
* fcxp automatically freed on return from the callback |
|
*/ |
|
bfa_fcxp_free(fcxp); |
|
} else { |
|
fcxp->rsp_status = fcxp_rsp->req_status; |
|
fcxp->rsp_len = fcxp_rsp->rsp_len; |
|
fcxp->residue_len = fcxp_rsp->residue_len; |
|
fcxp->rsp_fchs = fcxp_rsp->fchs; |
|
|
|
bfa_cb_queue(bfa, &fcxp->hcb_qe, |
|
__bfa_fcxp_send_cbfn, fcxp); |
|
} |
|
} else { |
|
bfa_trc(bfa, (NULL == fcxp->send_cbfn)); |
|
} |
|
} |
|
|
|
static void |
|
hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp, |
|
struct fchs_s *fchs) |
|
{ |
|
/* |
|
* TODO: TX ox_id |
|
*/ |
|
if (reqlen > 0) { |
|
if (fcxp->use_ireqbuf) { |
|
u32 pld_w0 = |
|
*((u32 *) BFA_FCXP_REQ_PLD(fcxp)); |
|
|
|
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, |
|
BFA_PL_EID_TX, |
|
reqlen + sizeof(struct fchs_s), fchs, |
|
pld_w0); |
|
} else { |
|
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, |
|
BFA_PL_EID_TX, |
|
reqlen + sizeof(struct fchs_s), |
|
fchs); |
|
} |
|
} else { |
|
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX, |
|
reqlen + sizeof(struct fchs_s), fchs); |
|
} |
|
} |
|
|
|
static void |
|
hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp, |
|
struct bfi_fcxp_send_rsp_s *fcxp_rsp) |
|
{ |
|
if (fcxp_rsp->rsp_len > 0) { |
|
if (fcxp->use_irspbuf) { |
|
u32 pld_w0 = |
|
*((u32 *) BFA_FCXP_RSP_PLD(fcxp)); |
|
|
|
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP, |
|
BFA_PL_EID_RX, |
|
(u16) fcxp_rsp->rsp_len, |
|
&fcxp_rsp->fchs, pld_w0); |
|
} else { |
|
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, |
|
BFA_PL_EID_RX, |
|
(u16) fcxp_rsp->rsp_len, |
|
&fcxp_rsp->fchs); |
|
} |
|
} else { |
|
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX, |
|
(u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs); |
|
} |
|
} |
|
|
|
/* |
|
* Handler to resume sending fcxp when space in available in cpe queue. |
|
*/ |
|
static void |
|
bfa_fcxp_qresume(void *cbarg) |
|
{ |
|
struct bfa_fcxp_s *fcxp = cbarg; |
|
struct bfa_s *bfa = fcxp->fcxp_mod->bfa; |
|
struct bfi_fcxp_send_req_s *send_req; |
|
|
|
fcxp->reqq_waiting = BFA_FALSE; |
|
send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); |
|
bfa_fcxp_queue(fcxp, send_req); |
|
} |
|
|
|
/* |
|
* Queue fcxp send request to foimrware. |
|
*/ |
|
static void |
|
bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req) |
|
{ |
|
struct bfa_s *bfa = fcxp->fcxp_mod->bfa; |
|
struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; |
|
struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; |
|
struct bfa_rport_s *rport = reqi->bfa_rport; |
|
|
|
bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ, |
|
bfa_fn_lpu(bfa)); |
|
|
|
send_req->fcxp_tag = cpu_to_be16(fcxp->fcxp_tag); |
|
if (rport) { |
|
send_req->rport_fw_hndl = rport->fw_handle; |
|
send_req->max_frmsz = cpu_to_be16(rport->rport_info.max_frmsz); |
|
if (send_req->max_frmsz == 0) |
|
send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ); |
|
} else { |
|
send_req->rport_fw_hndl = 0; |
|
send_req->max_frmsz = cpu_to_be16(FC_MAX_PDUSZ); |
|
} |
|
|
|
send_req->vf_id = cpu_to_be16(reqi->vf_id); |
|
send_req->lp_fwtag = bfa_lps_get_fwtag(bfa, reqi->lp_tag); |
|
send_req->class = reqi->class; |
|
send_req->rsp_timeout = rspi->rsp_timeout; |
|
send_req->cts = reqi->cts; |
|
send_req->fchs = reqi->fchs; |
|
|
|
send_req->req_len = cpu_to_be32(reqi->req_tot_len); |
|
send_req->rsp_maxlen = cpu_to_be32(rspi->rsp_maxlen); |
|
|
|
/* |
|
* setup req sgles |
|
*/ |
|
if (fcxp->use_ireqbuf == 1) { |
|
bfa_alen_set(&send_req->req_alen, reqi->req_tot_len, |
|
BFA_FCXP_REQ_PLD_PA(fcxp)); |
|
} else { |
|
if (fcxp->nreq_sgles > 0) { |
|
WARN_ON(fcxp->nreq_sgles != 1); |
|
bfa_alen_set(&send_req->req_alen, reqi->req_tot_len, |
|
fcxp->req_sga_cbfn(fcxp->caller, 0)); |
|
} else { |
|
WARN_ON(reqi->req_tot_len != 0); |
|
bfa_alen_set(&send_req->rsp_alen, 0, 0); |
|
} |
|
} |
|
|
|
/* |
|
* setup rsp sgles |
|
*/ |
|
if (fcxp->use_irspbuf == 1) { |
|
WARN_ON(rspi->rsp_maxlen > BFA_FCXP_MAX_LBUF_SZ); |
|
|
|
bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen, |
|
BFA_FCXP_RSP_PLD_PA(fcxp)); |
|
} else { |
|
if (fcxp->nrsp_sgles > 0) { |
|
WARN_ON(fcxp->nrsp_sgles != 1); |
|
bfa_alen_set(&send_req->rsp_alen, rspi->rsp_maxlen, |
|
fcxp->rsp_sga_cbfn(fcxp->caller, 0)); |
|
|
|
} else { |
|
WARN_ON(rspi->rsp_maxlen != 0); |
|
bfa_alen_set(&send_req->rsp_alen, 0, 0); |
|
} |
|
} |
|
|
|
hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs); |
|
|
|
bfa_reqq_produce(bfa, BFA_REQQ_FCXP, send_req->mh); |
|
|
|
bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP)); |
|
bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP)); |
|
} |
|
|
|
/* |
|
* Allocate an FCXP instance to send a response or to send a request |
|
* that has a response. Request/response buffers are allocated by caller. |
|
* |
|
* @param[in] bfa BFA bfa instance |
|
* @param[in] nreq_sgles Number of SG elements required for request |
|
* buffer. 0, if fcxp internal buffers are used. |
|
* Use bfa_fcxp_get_reqbuf() to get the |
|
* internal req buffer. |
|
* @param[in] req_sgles SG elements describing request buffer. Will be |
|
* copied in by BFA and hence can be freed on |
|
* return from this function. |
|
* @param[in] get_req_sga function ptr to be called to get a request SG |
|
* Address (given the sge index). |
|
* @param[in] get_req_sglen function ptr to be called to get a request SG |
|
* len (given the sge index). |
|
* @param[in] get_rsp_sga function ptr to be called to get a response SG |
|
* Address (given the sge index). |
|
* @param[in] get_rsp_sglen function ptr to be called to get a response SG |
|
* len (given the sge index). |
|
* @param[in] req Allocated FCXP is used to send req or rsp? |
|
* request - BFA_TRUE, response - BFA_FALSE |
|
* |
|
* @return FCXP instance. NULL on failure. |
|
*/ |
|
struct bfa_fcxp_s * |
|
bfa_fcxp_req_rsp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles, |
|
int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, |
|
bfa_fcxp_get_sglen_t req_sglen_cbfn, |
|
bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, |
|
bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req) |
|
{ |
|
struct bfa_fcxp_s *fcxp = NULL; |
|
|
|
WARN_ON(bfa == NULL); |
|
|
|
fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa), req); |
|
if (fcxp == NULL) |
|
return NULL; |
|
|
|
bfa_trc(bfa, fcxp->fcxp_tag); |
|
|
|
bfa_fcxp_init(fcxp, caller, bfa, nreq_sgles, nrsp_sgles, req_sga_cbfn, |
|
req_sglen_cbfn, rsp_sga_cbfn, rsp_sglen_cbfn); |
|
|
|
return fcxp; |
|
} |
|
|
|
/* |
|
* Get the internal request buffer pointer |
|
* |
|
* @param[in] fcxp BFA fcxp pointer |
|
* |
|
* @return pointer to the internal request buffer |
|
*/ |
|
void * |
|
bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; |
|
void *reqbuf; |
|
|
|
WARN_ON(fcxp->use_ireqbuf != 1); |
|
reqbuf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag, |
|
mod->req_pld_sz + mod->rsp_pld_sz); |
|
return reqbuf; |
|
} |
|
|
|
u32 |
|
bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; |
|
|
|
return mod->req_pld_sz; |
|
} |
|
|
|
/* |
|
* Get the internal response buffer pointer |
|
* |
|
* @param[in] fcxp BFA fcxp pointer |
|
* |
|
* @return pointer to the internal request buffer |
|
*/ |
|
void * |
|
bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; |
|
void *fcxp_buf; |
|
|
|
WARN_ON(fcxp->use_irspbuf != 1); |
|
|
|
fcxp_buf = bfa_mem_get_dmabuf_kva(mod, fcxp->fcxp_tag, |
|
mod->req_pld_sz + mod->rsp_pld_sz); |
|
|
|
/* fcxp_buf = req_buf + rsp_buf :- add req_buf_sz to get to rsp_buf */ |
|
return ((u8 *) fcxp_buf) + mod->req_pld_sz; |
|
} |
|
|
|
/* |
|
* Free the BFA FCXP |
|
* |
|
* @param[in] fcxp BFA fcxp pointer |
|
* |
|
* @return void |
|
*/ |
|
void |
|
bfa_fcxp_free(struct bfa_fcxp_s *fcxp) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod; |
|
|
|
WARN_ON(fcxp == NULL); |
|
bfa_trc(mod->bfa, fcxp->fcxp_tag); |
|
bfa_fcxp_put(fcxp); |
|
} |
|
|
|
/* |
|
* Send a FCXP request |
|
* |
|
* @param[in] fcxp BFA fcxp pointer |
|
* @param[in] rport BFA rport pointer. Could be left NULL for WKA rports |
|
* @param[in] vf_id virtual Fabric ID |
|
* @param[in] lp_tag lport tag |
|
* @param[in] cts use Continuous sequence |
|
* @param[in] cos fc Class of Service |
|
* @param[in] reqlen request length, does not include FCHS length |
|
* @param[in] fchs fc Header Pointer. The header content will be copied |
|
* in by BFA. |
|
* |
|
* @param[in] cbfn call back function to be called on receiving |
|
* the response |
|
* @param[in] cbarg arg for cbfn |
|
* @param[in] rsp_timeout |
|
* response timeout |
|
* |
|
* @return bfa_status_t |
|
*/ |
|
void |
|
bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, |
|
u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos, |
|
u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn, |
|
void *cbarg, u32 rsp_maxlen, u8 rsp_timeout) |
|
{ |
|
struct bfa_s *bfa = fcxp->fcxp_mod->bfa; |
|
struct bfa_fcxp_req_info_s *reqi = &fcxp->req_info; |
|
struct bfa_fcxp_rsp_info_s *rspi = &fcxp->rsp_info; |
|
struct bfi_fcxp_send_req_s *send_req; |
|
|
|
bfa_trc(bfa, fcxp->fcxp_tag); |
|
|
|
/* |
|
* setup request/response info |
|
*/ |
|
reqi->bfa_rport = rport; |
|
reqi->vf_id = vf_id; |
|
reqi->lp_tag = lp_tag; |
|
reqi->class = cos; |
|
rspi->rsp_timeout = rsp_timeout; |
|
reqi->cts = cts; |
|
reqi->fchs = *fchs; |
|
reqi->req_tot_len = reqlen; |
|
rspi->rsp_maxlen = rsp_maxlen; |
|
fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp; |
|
fcxp->send_cbarg = cbarg; |
|
|
|
/* |
|
* If no room in CPE queue, wait for space in request queue |
|
*/ |
|
send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); |
|
if (!send_req) { |
|
bfa_trc(bfa, fcxp->fcxp_tag); |
|
fcxp->reqq_waiting = BFA_TRUE; |
|
bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe); |
|
return; |
|
} |
|
|
|
bfa_fcxp_queue(fcxp, send_req); |
|
} |
|
|
|
/* |
|
* Abort a BFA FCXP |
|
* |
|
* @param[in] fcxp BFA fcxp pointer |
|
* |
|
* @return void |
|
*/ |
|
bfa_status_t |
|
bfa_fcxp_abort(struct bfa_fcxp_s *fcxp) |
|
{ |
|
bfa_trc(fcxp->fcxp_mod->bfa, fcxp->fcxp_tag); |
|
WARN_ON(1); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
void |
|
bfa_fcxp_req_rsp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe, |
|
bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg, |
|
void *caller, int nreq_sgles, |
|
int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn, |
|
bfa_fcxp_get_sglen_t req_sglen_cbfn, |
|
bfa_fcxp_get_sgaddr_t rsp_sga_cbfn, |
|
bfa_fcxp_get_sglen_t rsp_sglen_cbfn, bfa_boolean_t req) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
|
|
if (req) |
|
WARN_ON(!list_empty(&mod->fcxp_req_free_q)); |
|
else |
|
WARN_ON(!list_empty(&mod->fcxp_rsp_free_q)); |
|
|
|
wqe->alloc_cbfn = alloc_cbfn; |
|
wqe->alloc_cbarg = alloc_cbarg; |
|
wqe->caller = caller; |
|
wqe->bfa = bfa; |
|
wqe->nreq_sgles = nreq_sgles; |
|
wqe->nrsp_sgles = nrsp_sgles; |
|
wqe->req_sga_cbfn = req_sga_cbfn; |
|
wqe->req_sglen_cbfn = req_sglen_cbfn; |
|
wqe->rsp_sga_cbfn = rsp_sga_cbfn; |
|
wqe->rsp_sglen_cbfn = rsp_sglen_cbfn; |
|
|
|
if (req) |
|
list_add_tail(&wqe->qe, &mod->req_wait_q); |
|
else |
|
list_add_tail(&wqe->qe, &mod->rsp_wait_q); |
|
} |
|
|
|
void |
|
bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
|
|
WARN_ON(!bfa_q_is_on_q(&mod->req_wait_q, wqe) || |
|
!bfa_q_is_on_q(&mod->rsp_wait_q, wqe)); |
|
list_del(&wqe->qe); |
|
} |
|
|
|
void |
|
bfa_fcxp_discard(struct bfa_fcxp_s *fcxp) |
|
{ |
|
/* |
|
* If waiting for room in request queue, cancel reqq wait |
|
* and free fcxp. |
|
*/ |
|
if (fcxp->reqq_waiting) { |
|
fcxp->reqq_waiting = BFA_FALSE; |
|
bfa_reqq_wcancel(&fcxp->reqq_wqe); |
|
bfa_fcxp_free(fcxp); |
|
return; |
|
} |
|
|
|
fcxp->send_cbfn = bfa_fcxp_null_comp; |
|
} |
|
|
|
void |
|
bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) |
|
{ |
|
switch (msg->mhdr.msg_id) { |
|
case BFI_FCXP_I2H_SEND_RSP: |
|
hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg); |
|
break; |
|
|
|
default: |
|
bfa_trc(bfa, msg->mhdr.msg_id); |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
u32 |
|
bfa_fcxp_get_maxrsp(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
|
|
return mod->rsp_pld_sz; |
|
} |
|
|
|
void |
|
bfa_fcxp_res_recfg(struct bfa_s *bfa, u16 num_fcxp_fw) |
|
{ |
|
struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa); |
|
struct list_head *qe; |
|
int i; |
|
|
|
for (i = 0; i < (mod->num_fcxps - num_fcxp_fw); i++) { |
|
if (i < ((mod->num_fcxps - num_fcxp_fw) / 2)) { |
|
bfa_q_deq_tail(&mod->fcxp_req_free_q, &qe); |
|
list_add_tail(qe, &mod->fcxp_req_unused_q); |
|
} else { |
|
bfa_q_deq_tail(&mod->fcxp_rsp_free_q, &qe); |
|
list_add_tail(qe, &mod->fcxp_rsp_unused_q); |
|
} |
|
} |
|
} |
|
|
|
/* |
|
* BFA LPS state machine functions |
|
*/ |
|
|
|
/* |
|
* 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->bfa_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); |
|
} |
|
|
|
if (lps->fdisc) |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, "FDISC Request"); |
|
else |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, "FLOGI Request"); |
|
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_RX_CVL: |
|
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; |
|
case BFA_LPS_SM_SET_N2N_PID: |
|
/* |
|
* When topology is set to loop, bfa_lps_set_n2n_pid() sends |
|
* this event. Ignore this event. |
|
*/ |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* 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->bfa_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); |
|
if (lps->fdisc) |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, "FDISC Accept"); |
|
else |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, "FLOGI Accept"); |
|
/* If N2N, send the assigned PID to FW */ |
|
bfa_trc(lps->bfa, lps->fport); |
|
bfa_trc(lps->bfa, lps->lp_pid); |
|
|
|
if (!lps->fport && lps->lp_pid) |
|
bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID); |
|
} else { |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
if (lps->fdisc) |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, |
|
"FDISC Fail (RJT or timeout)"); |
|
else |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGIN, 0, |
|
"FLOGI Fail (RJT or timeout)"); |
|
} |
|
bfa_lps_login_comp(lps); |
|
break; |
|
|
|
case BFA_LPS_SM_OFFLINE: |
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
break; |
|
|
|
case BFA_LPS_SM_SET_N2N_PID: |
|
bfa_trc(lps->bfa, lps->fport); |
|
bfa_trc(lps->bfa, lps->lp_pid); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* 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->bfa_tag); |
|
bfa_trc(lps->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_LPS_SM_RESUME: |
|
bfa_sm_set_state(lps, bfa_lps_sm_login); |
|
bfa_lps_send_login(lps); |
|
break; |
|
|
|
case BFA_LPS_SM_OFFLINE: |
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
bfa_reqq_wcancel(&lps->wqe); |
|
break; |
|
|
|
case BFA_LPS_SM_RX_CVL: |
|
/* |
|
* Login was not even sent out; so when getting out |
|
* of this state, it will appear like a login retry |
|
* after Clear virtual link |
|
*/ |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* login complete |
|
*/ |
|
static void |
|
bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event) |
|
{ |
|
bfa_trc(lps->bfa, lps->bfa_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); |
|
} |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGO, 0, "Logout"); |
|
break; |
|
|
|
case BFA_LPS_SM_RX_CVL: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
|
|
/* Let the vport module know about this event */ |
|
bfa_lps_cvl_event(lps); |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx"); |
|
break; |
|
|
|
case BFA_LPS_SM_SET_N2N_PID: |
|
if (bfa_reqq_full(lps->bfa, lps->reqq)) { |
|
bfa_sm_set_state(lps, bfa_lps_sm_online_n2n_pid_wait); |
|
bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe); |
|
} else |
|
bfa_lps_send_set_n2n_pid(lps); |
|
break; |
|
|
|
case BFA_LPS_SM_OFFLINE: |
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* login complete |
|
*/ |
|
static void |
|
bfa_lps_sm_online_n2n_pid_wait(struct bfa_lps_s *lps, enum bfa_lps_event event) |
|
{ |
|
bfa_trc(lps->bfa, lps->bfa_tag); |
|
bfa_trc(lps->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_LPS_SM_RESUME: |
|
bfa_sm_set_state(lps, bfa_lps_sm_online); |
|
bfa_lps_send_set_n2n_pid(lps); |
|
break; |
|
|
|
case BFA_LPS_SM_LOGOUT: |
|
bfa_sm_set_state(lps, bfa_lps_sm_logowait); |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_LOGO, 0, "Logout"); |
|
break; |
|
|
|
case BFA_LPS_SM_RX_CVL: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
bfa_reqq_wcancel(&lps->wqe); |
|
|
|
/* Let the vport module know about this event */ |
|
bfa_lps_cvl_event(lps); |
|
bfa_plog_str(lps->bfa->plog, BFA_PL_MID_LPS, |
|
BFA_PL_EID_FIP_FCF_CVL, 0, "FCF Clear Virt. Link Rx"); |
|
break; |
|
|
|
case BFA_LPS_SM_OFFLINE: |
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
bfa_reqq_wcancel(&lps->wqe); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* 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->bfa_tag); |
|
bfa_trc(lps->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_LPS_SM_FWRSP: |
|
case BFA_LPS_SM_OFFLINE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
bfa_lps_logout_comp(lps); |
|
break; |
|
|
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* 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->bfa_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: |
|
case BFA_LPS_SM_DELETE: |
|
bfa_sm_set_state(lps, bfa_lps_sm_init); |
|
bfa_reqq_wcancel(&lps->wqe); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(lps->bfa, event); |
|
} |
|
} |
|
|
|
|
|
|
|
/* |
|
* lps_pvt BFA LPS private functions |
|
*/ |
|
|
|
/* |
|
* return memory requirement |
|
*/ |
|
void |
|
bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_mem_kva_s *lps_kva = BFA_MEM_LPS_KVA(bfa); |
|
|
|
if (cfg->drvcfg.min_cfg) |
|
bfa_mem_kva_setup(minfo, lps_kva, |
|
sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS); |
|
else |
|
bfa_mem_kva_setup(minfo, lps_kva, |
|
sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS); |
|
} |
|
|
|
/* |
|
* bfa module attach at initialization time |
|
*/ |
|
void |
|
bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); |
|
struct bfa_lps_s *lps; |
|
int i; |
|
|
|
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_mem_kva_curp(mod); |
|
|
|
bfa_mem_kva_curp(mod) += mod->num_lps * sizeof(struct bfa_lps_s); |
|
|
|
INIT_LIST_HEAD(&mod->lps_free_q); |
|
INIT_LIST_HEAD(&mod->lps_active_q); |
|
INIT_LIST_HEAD(&mod->lps_login_q); |
|
|
|
for (i = 0; i < mod->num_lps; i++, lps++) { |
|
lps->bfa = bfa; |
|
lps->bfa_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); |
|
} |
|
} |
|
|
|
/* |
|
* IOC in disabled state -- consider all lps offline |
|
*/ |
|
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); |
|
} |
|
list_for_each_safe(qe, qen, &mod->lps_login_q) { |
|
lps = (struct bfa_lps_s *) qe; |
|
bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE); |
|
} |
|
list_splice_tail_init(&mod->lps_login_q, &mod->lps_active_q); |
|
} |
|
|
|
/* |
|
* 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; |
|
|
|
WARN_ON(rsp->bfa_tag >= mod->num_lps); |
|
lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag); |
|
|
|
lps->status = rsp->status; |
|
switch (rsp->status) { |
|
case BFA_STATUS_OK: |
|
lps->fw_tag = rsp->fw_tag; |
|
lps->fport = rsp->f_port; |
|
if (lps->fport) |
|
lps->lp_pid = rsp->lp_pid; |
|
lps->npiv_en = rsp->npiv_en; |
|
lps->pr_bbcred = be16_to_cpu(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; |
|
|
|
case BFA_STATUS_VPORT_MAX: |
|
if (rsp->ext_status) |
|
bfa_lps_no_res(lps, rsp->ext_status); |
|
break; |
|
|
|
default: |
|
/* Nothing to do with other status */ |
|
break; |
|
} |
|
|
|
list_del(&lps->qe); |
|
list_add_tail(&lps->qe, &mod->lps_active_q); |
|
bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); |
|
} |
|
|
|
static void |
|
bfa_lps_no_res(struct bfa_lps_s *first_lps, u8 count) |
|
{ |
|
struct bfa_s *bfa = first_lps->bfa; |
|
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); |
|
struct list_head *qe, *qe_next; |
|
struct bfa_lps_s *lps; |
|
|
|
bfa_trc(bfa, count); |
|
|
|
qe = bfa_q_next(first_lps); |
|
|
|
while (count && qe) { |
|
qe_next = bfa_q_next(qe); |
|
lps = (struct bfa_lps_s *)qe; |
|
bfa_trc(bfa, lps->bfa_tag); |
|
lps->status = first_lps->status; |
|
list_del(&lps->qe); |
|
list_add_tail(&lps->qe, &mod->lps_active_q); |
|
bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); |
|
qe = qe_next; |
|
count--; |
|
} |
|
} |
|
|
|
/* |
|
* 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; |
|
|
|
WARN_ON(rsp->bfa_tag >= mod->num_lps); |
|
lps = BFA_LPS_FROM_TAG(mod, rsp->bfa_tag); |
|
|
|
bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP); |
|
} |
|
|
|
/* |
|
* Firmware received a Clear virtual link request (for FCoE) |
|
*/ |
|
static void |
|
bfa_lps_rx_cvl_event(struct bfa_s *bfa, struct bfi_lps_cvl_event_s *cvl) |
|
{ |
|
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); |
|
struct bfa_lps_s *lps; |
|
|
|
lps = BFA_LPS_FROM_TAG(mod, cvl->bfa_tag); |
|
|
|
bfa_sm_send_event(lps, BFA_LPS_SM_RX_CVL); |
|
} |
|
|
|
/* |
|
* 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); |
|
|
|
lps->lp_pid = 0; |
|
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 bfa_lps_mod_s *mod = BFA_LPS_MOD(lps->bfa); |
|
struct bfi_lps_login_req_s *m; |
|
|
|
m = bfa_reqq_next(lps->bfa, lps->reqq); |
|
WARN_ON(!m); |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ, |
|
bfa_fn_lpu(lps->bfa)); |
|
|
|
m->bfa_tag = lps->bfa_tag; |
|
m->alpa = lps->alpa; |
|
m->pdu_size = cpu_to_be16(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, m->mh); |
|
list_del(&lps->qe); |
|
list_add_tail(&lps->qe, &mod->lps_login_q); |
|
} |
|
|
|
/* |
|
* 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); |
|
WARN_ON(!m); |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ, |
|
bfa_fn_lpu(lps->bfa)); |
|
|
|
m->fw_tag = lps->fw_tag; |
|
m->port_name = lps->pwwn; |
|
bfa_reqq_produce(lps->bfa, lps->reqq, m->mh); |
|
} |
|
|
|
/* |
|
* send n2n pid set request to firmware |
|
*/ |
|
static void |
|
bfa_lps_send_set_n2n_pid(struct bfa_lps_s *lps) |
|
{ |
|
struct bfi_lps_n2n_pid_req_s *m; |
|
|
|
m = bfa_reqq_next(lps->bfa, lps->reqq); |
|
WARN_ON(!m); |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_N2N_PID_REQ, |
|
bfa_fn_lpu(lps->bfa)); |
|
|
|
m->fw_tag = lps->fw_tag; |
|
m->lp_pid = lps->lp_pid; |
|
bfa_reqq_produce(lps->bfa, lps->reqq, m->mh); |
|
} |
|
|
|
/* |
|
* 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); |
|
} |
|
|
|
/* |
|
* Clear virtual link completion handler for non-fcs |
|
*/ |
|
static void |
|
bfa_lps_cvl_event_cb(void *arg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_lps_s *lps = arg; |
|
|
|
if (!complete) |
|
return; |
|
|
|
/* Clear virtual link to base port will result in link down */ |
|
if (lps->fdisc) |
|
bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); |
|
} |
|
|
|
/* |
|
* Received Clear virtual link event --direct call for fcs, |
|
* queue for others |
|
*/ |
|
static void |
|
bfa_lps_cvl_event(struct bfa_lps_s *lps) |
|
{ |
|
if (!lps->bfa->fcs) { |
|
bfa_cb_queue(lps->bfa, &lps->hcb_qe, bfa_lps_cvl_event_cb, |
|
lps); |
|
return; |
|
} |
|
|
|
/* Clear virtual link to base port will result in link down */ |
|
if (lps->fdisc) |
|
bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg); |
|
} |
|
|
|
|
|
|
|
/* |
|
* lps_public BFA LPS public functions |
|
*/ |
|
|
|
u32 |
|
bfa_lps_get_max_vport(struct bfa_s *bfa) |
|
{ |
|
if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) |
|
return BFA_LPS_MAX_VPORTS_SUPP_CT; |
|
else |
|
return BFA_LPS_MAX_VPORTS_SUPP_CB; |
|
} |
|
|
|
/* |
|
* 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 FDSIC logout. |
|
*/ |
|
void |
|
bfa_lps_fdisclogo(struct bfa_lps_s *lps) |
|
{ |
|
bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT); |
|
} |
|
|
|
u8 |
|
bfa_lps_get_fwtag(struct bfa_s *bfa, u8 lp_tag) |
|
{ |
|
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); |
|
|
|
return BFA_LPS_FROM_TAG(mod, lp_tag)->fw_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->bfa_tag; |
|
} |
|
|
|
/* Return base port tag anyway */ |
|
return 0; |
|
} |
|
|
|
|
|
/* |
|
* return port id assigned to the base lport |
|
*/ |
|
u32 |
|
bfa_lps_get_base_pid(struct bfa_s *bfa) |
|
{ |
|
struct bfa_lps_mod_s *mod = BFA_LPS_MOD(bfa); |
|
|
|
return BFA_LPS_FROM_TAG(mod, 0)->lp_pid; |
|
} |
|
|
|
/* |
|
* Set PID in case of n2n (which is assigned during PLOGI) |
|
*/ |
|
void |
|
bfa_lps_set_n2n_pid(struct bfa_lps_s *lps, uint32_t n2n_pid) |
|
{ |
|
bfa_trc(lps->bfa, lps->bfa_tag); |
|
bfa_trc(lps->bfa, n2n_pid); |
|
|
|
lps->lp_pid = n2n_pid; |
|
bfa_sm_send_event(lps, BFA_LPS_SM_SET_N2N_PID); |
|
} |
|
|
|
/* |
|
* 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_I2H_LOGIN_RSP: |
|
bfa_lps_login_rsp(bfa, msg.login_rsp); |
|
break; |
|
|
|
case BFI_LPS_I2H_LOGOUT_RSP: |
|
bfa_lps_logout_rsp(bfa, msg.logout_rsp); |
|
break; |
|
|
|
case BFI_LPS_I2H_CVL_EVENT: |
|
bfa_lps_rx_cvl_event(bfa, msg.cvl_event); |
|
break; |
|
|
|
default: |
|
bfa_trc(bfa, m->mhdr.msg_id); |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_aen_post(struct bfa_fcport_s *fcport, enum bfa_port_aen_event event) |
|
{ |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
struct bfa_aen_entry_s *aen_entry; |
|
|
|
bfad_get_aen_entry(bfad, aen_entry); |
|
if (!aen_entry) |
|
return; |
|
|
|
aen_entry->aen_data.port.ioc_type = bfa_get_type(fcport->bfa); |
|
aen_entry->aen_data.port.pwwn = fcport->pwwn; |
|
|
|
/* Send the AEN notification */ |
|
bfad_im_post_vendor_event(aen_entry, bfad, ++fcport->bfa->bfa_aen_seq, |
|
BFA_AEN_CAT_PORT, event); |
|
} |
|
|
|
/* |
|
* FC PORT state machine functions |
|
*/ |
|
static void |
|
bfa_fcport_sm_uninit(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_START: |
|
/* |
|
* Start event after IOC is configured and BFA is started. |
|
*/ |
|
fcport->use_flash_cfg = BFA_TRUE; |
|
|
|
if (bfa_fcport_send_enable(fcport)) { |
|
bfa_trc(fcport->bfa, BFA_TRUE); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
} else { |
|
bfa_trc(fcport->bfa, BFA_FALSE); |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
} |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
/* |
|
* Port is persistently configured to be in enabled state. Do |
|
* not change state. Port enabling is done when START event is |
|
* received. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
/* |
|
* If a port is persistently configured to be disabled, the |
|
* first event will a port disable request. |
|
*/ |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_enabling_qwait(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_QRESUME: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
bfa_fcport_send_enable(fcport); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
/* |
|
* Already enable is in progress. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
/* |
|
* Just send disable request to firmware when room becomes |
|
* available in request queue. |
|
*/ |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port disabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKUP: |
|
case BFA_FCPORT_SM_LINKDOWN: |
|
/* |
|
* Possible to get link events when doing back-to-back |
|
* enable/disables. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
case BFA_FCPORT_SM_FAA_MISCONFIG: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_enabling(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_FWRSP: |
|
case BFA_FCPORT_SM_LINKDOWN: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKUP: |
|
bfa_fcport_update_linkinfo(fcport); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); |
|
|
|
WARN_ON(!fcport->event_cbfn); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
/* |
|
* Already being enabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
if (bfa_fcport_send_disable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_disabling_qwait); |
|
|
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port disabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
case BFA_FCPORT_SM_FAA_MISCONFIG: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
|
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_LINKUP: |
|
bfa_fcport_update_linkinfo(fcport); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_linkup); |
|
WARN_ON(!fcport->event_cbfn); |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup"); |
|
if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { |
|
|
|
bfa_trc(fcport->bfa, |
|
pevent->link_state.attr.vc_fcf.fcf.fipenabled); |
|
bfa_trc(fcport->bfa, |
|
pevent->link_state.attr.vc_fcf.fcf.fipfailed); |
|
|
|
if (pevent->link_state.attr.vc_fcf.fcf.fipfailed) |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_FIP_FCF_DISC, 0, |
|
"FIP FCF Discovery Failed"); |
|
else |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_FIP_FCF_DISC, 0, |
|
"FIP FCF Discovered"); |
|
} |
|
|
|
bfa_fcport_scn(fcport, BFA_PORT_LINKUP, BFA_FALSE); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port online: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ONLINE); |
|
|
|
/* If QoS is enabled and it is not online, send AEN */ |
|
if (fcport->cfg.qos_enabled && |
|
fcport->qos_attr.state != BFA_QOS_ONLINE) |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_QOS_NEG); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKDOWN: |
|
/* |
|
* Possible to get link down event. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
/* |
|
* Already enabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
if (bfa_fcport_send_disable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_disabling_qwait); |
|
|
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port disabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
case BFA_FCPORT_SM_FAA_MISCONFIG: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_linkup(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
|
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_ENABLE: |
|
/* |
|
* Already enabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
if (bfa_fcport_send_disable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_disabling_qwait); |
|
|
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port offline: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port disabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKDOWN: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_linkdown); |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
if (BFA_PORT_IS_DISABLED(fcport->bfa)) { |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port offline: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); |
|
} else { |
|
BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
|
"Base port (WWN = %s) " |
|
"lost fabric connectivity\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
} |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
bfa_fcport_reset_linkinfo(fcport); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
if (BFA_PORT_IS_DISABLED(fcport->bfa)) { |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port offline: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); |
|
} else { |
|
BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
|
"Base port (WWN = %s) " |
|
"lost fabric connectivity\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
} |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
if (BFA_PORT_IS_DISABLED(fcport->bfa)) { |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port offline: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_OFFLINE); |
|
} else { |
|
BFA_LOG(KERN_ERR, bfad, bfa_log_level, |
|
"Base port (WWN = %s) " |
|
"lost fabric connectivity\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
} |
|
break; |
|
|
|
case BFA_FCPORT_SM_FAA_MISCONFIG: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_disabling_qwait(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_QRESUME: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
bfa_fcport_send_disable(fcport); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_toggling_qwait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
/* |
|
* Already being disabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKUP: |
|
case BFA_FCPORT_SM_LINKDOWN: |
|
/* |
|
* Possible to get link events when doing back-to-back |
|
* enable/disables. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_FAA_MISCONFIG: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISCONNECT); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_faa_misconfig); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_toggling_qwait(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_QRESUME: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
bfa_fcport_send_disable(fcport); |
|
if (bfa_fcport_send_enable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKUP: |
|
case BFA_FCPORT_SM_LINKDOWN: |
|
/* |
|
* Possible to get link events when doing back-to-back |
|
* enable/disables. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
bfa_reqq_wcancel(&fcport->reqq_wait); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_disabling(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_FWRSP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
/* |
|
* Already being disabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
if (bfa_fcport_send_enable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
|
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port enabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_LINKUP: |
|
case BFA_FCPORT_SM_LINKDOWN: |
|
/* |
|
* Possible to get link events when doing back-to-back |
|
* enable/disables. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_disabled(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
char pwwn_buf[BFA_STRING_32]; |
|
struct bfad_s *bfad = (struct bfad_s *)fcport->bfa->bfad; |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_START: |
|
/* |
|
* Ignore start event for a port that is disabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
if (bfa_fcport_send_enable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
|
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_ENABLE, 0, "Port Enable"); |
|
wwn2str(pwwn_buf, fcport->pwwn); |
|
BFA_LOG(KERN_INFO, bfad, bfa_log_level, |
|
"Base port enabled: WWN = %s\n", pwwn_buf); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_ENABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
/* |
|
* Already disabled. |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DPORTENABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_dport); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DDPORTENABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_ddport); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_stopped(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_START: |
|
if (bfa_fcport_send_enable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
break; |
|
|
|
default: |
|
/* |
|
* Ignore all other events. |
|
*/ |
|
; |
|
} |
|
} |
|
|
|
/* |
|
* Port is enabled. IOC is down/failed. |
|
*/ |
|
static void |
|
bfa_fcport_sm_iocdown(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_START: |
|
if (bfa_fcport_send_enable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_enabling); |
|
else |
|
bfa_sm_set_state(fcport, |
|
bfa_fcport_sm_enabling_qwait); |
|
break; |
|
|
|
default: |
|
/* |
|
* Ignore all events. |
|
*/ |
|
; |
|
} |
|
} |
|
|
|
/* |
|
* Port is disabled. IOC is down/failed. |
|
*/ |
|
static void |
|
bfa_fcport_sm_iocfail(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_START: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
break; |
|
|
|
case BFA_FCPORT_SM_ENABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
default: |
|
/* |
|
* Ignore all events. |
|
*/ |
|
; |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_dport(struct bfa_fcport_s *fcport, enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_DPORTENABLE: |
|
case BFA_FCPORT_SM_DISABLE: |
|
case BFA_FCPORT_SM_ENABLE: |
|
case BFA_FCPORT_SM_START: |
|
/* |
|
* Ignore event for a port that is dport |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DPORTDISABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_ddport(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_DISABLE: |
|
case BFA_FCPORT_SM_DDPORTDISABLE: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabled); |
|
break; |
|
|
|
case BFA_FCPORT_SM_DPORTENABLE: |
|
case BFA_FCPORT_SM_DPORTDISABLE: |
|
case BFA_FCPORT_SM_ENABLE: |
|
case BFA_FCPORT_SM_START: |
|
/* |
|
* Ignore event for a port that is ddport |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocfail); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_sm_faa_misconfig(struct bfa_fcport_s *fcport, |
|
enum bfa_fcport_sm_event event) |
|
{ |
|
bfa_trc(fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_SM_DPORTENABLE: |
|
case BFA_FCPORT_SM_ENABLE: |
|
case BFA_FCPORT_SM_START: |
|
/* |
|
* Ignore event for a port as there is FAA misconfig |
|
*/ |
|
break; |
|
|
|
case BFA_FCPORT_SM_DISABLE: |
|
if (bfa_fcport_send_disable(fcport)) |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling); |
|
else |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_disabling_qwait); |
|
|
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_PORT_DISABLE, 0, "Port Disable"); |
|
bfa_fcport_aen_post(fcport, BFA_PORT_AEN_DISABLE); |
|
break; |
|
|
|
case BFA_FCPORT_SM_STOP: |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_stopped); |
|
break; |
|
|
|
case BFA_FCPORT_SM_HWFAIL: |
|
bfa_fcport_reset_linkinfo(fcport); |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_FALSE); |
|
bfa_sm_set_state(fcport, bfa_fcport_sm_iocdown); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is down |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_dn(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKUP: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); |
|
bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is waiting for down notification |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_dn_nf(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKUP: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); |
|
break; |
|
|
|
case BFA_FCPORT_LN_SM_NOTIFICATION: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is waiting for down notification and there is a pending up |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_dn_up_nf(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKDOWN: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); |
|
break; |
|
|
|
case BFA_FCPORT_LN_SM_NOTIFICATION: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_nf); |
|
bfa_fcport_queue_cb(ln, BFA_PORT_LINKUP); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is up |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_up(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKDOWN: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); |
|
bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is waiting for up notification |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_up_nf(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKDOWN: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); |
|
break; |
|
|
|
case BFA_FCPORT_LN_SM_NOTIFICATION: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is waiting for up notification and there is a pending down |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_up_dn_nf(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKUP: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_up_nf); |
|
break; |
|
|
|
case BFA_FCPORT_LN_SM_NOTIFICATION: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_nf); |
|
bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Link state is waiting for up notification and there are pending down and up |
|
*/ |
|
static void |
|
bfa_fcport_ln_sm_up_dn_up_nf(struct bfa_fcport_ln_s *ln, |
|
enum bfa_fcport_ln_sm_event event) |
|
{ |
|
bfa_trc(ln->fcport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_FCPORT_LN_SM_LINKDOWN: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_up_dn_nf); |
|
break; |
|
|
|
case BFA_FCPORT_LN_SM_NOTIFICATION: |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn_up_nf); |
|
bfa_fcport_queue_cb(ln, BFA_PORT_LINKDOWN); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(ln->fcport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
__bfa_cb_fcport_event(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_fcport_ln_s *ln = cbarg; |
|
|
|
if (complete) |
|
ln->fcport->event_cbfn(ln->fcport->event_cbarg, ln->ln_event); |
|
else |
|
bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); |
|
} |
|
|
|
/* |
|
* Send SCN notification to upper layers. |
|
* trunk - false if caller is fcport to ignore fcport event in trunked mode |
|
*/ |
|
static void |
|
bfa_fcport_scn(struct bfa_fcport_s *fcport, enum bfa_port_linkstate event, |
|
bfa_boolean_t trunk) |
|
{ |
|
if (fcport->cfg.trunked && !trunk) |
|
return; |
|
|
|
switch (event) { |
|
case BFA_PORT_LINKUP: |
|
bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKUP); |
|
break; |
|
case BFA_PORT_LINKDOWN: |
|
bfa_sm_send_event(&fcport->ln, BFA_FCPORT_LN_SM_LINKDOWN); |
|
break; |
|
default: |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_queue_cb(struct bfa_fcport_ln_s *ln, enum bfa_port_linkstate event) |
|
{ |
|
struct bfa_fcport_s *fcport = ln->fcport; |
|
|
|
if (fcport->bfa->fcs) { |
|
fcport->event_cbfn(fcport->event_cbarg, event); |
|
bfa_sm_send_event(ln, BFA_FCPORT_LN_SM_NOTIFICATION); |
|
} else { |
|
ln->ln_event = event; |
|
bfa_cb_queue(fcport->bfa, &ln->ln_qe, |
|
__bfa_cb_fcport_event, ln); |
|
} |
|
} |
|
|
|
#define FCPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_fcport_stats_u), \ |
|
BFA_CACHELINE_SZ)) |
|
|
|
void |
|
bfa_fcport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_mem_dma_s *fcport_dma = BFA_MEM_FCPORT_DMA(bfa); |
|
|
|
bfa_mem_dma_setup(minfo, fcport_dma, FCPORT_STATS_DMA_SZ); |
|
} |
|
|
|
static void |
|
bfa_fcport_qresume(void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = cbarg; |
|
|
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_QRESUME); |
|
} |
|
|
|
static void |
|
bfa_fcport_mem_claim(struct bfa_fcport_s *fcport) |
|
{ |
|
struct bfa_mem_dma_s *fcport_dma = &fcport->fcport_dma; |
|
|
|
fcport->stats_kva = bfa_mem_dma_virt(fcport_dma); |
|
fcport->stats_pa = bfa_mem_dma_phys(fcport_dma); |
|
fcport->stats = (union bfa_fcport_stats_u *) |
|
bfa_mem_dma_virt(fcport_dma); |
|
} |
|
|
|
/* |
|
* Memory initialization. |
|
*/ |
|
void |
|
bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
struct bfa_port_cfg_s *port_cfg = &fcport->cfg; |
|
struct bfa_fcport_ln_s *ln = &fcport->ln; |
|
|
|
fcport->bfa = bfa; |
|
ln->fcport = fcport; |
|
|
|
bfa_fcport_mem_claim(fcport); |
|
|
|
bfa_sm_set_state(fcport, bfa_fcport_sm_uninit); |
|
bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); |
|
|
|
/* |
|
* initialize time stamp for stats reset |
|
*/ |
|
fcport->stats_reset_time = ktime_get_seconds(); |
|
fcport->stats_dma_ready = BFA_FALSE; |
|
|
|
/* |
|
* initialize and set default configuration |
|
*/ |
|
port_cfg->topology = BFA_PORT_TOPOLOGY_P2P; |
|
port_cfg->speed = BFA_PORT_SPEED_AUTO; |
|
port_cfg->trunked = BFA_FALSE; |
|
port_cfg->maxfrsize = 0; |
|
|
|
port_cfg->trl_def_speed = BFA_PORT_SPEED_1GBPS; |
|
port_cfg->qos_bw.high = BFA_QOS_BW_HIGH; |
|
port_cfg->qos_bw.med = BFA_QOS_BW_MED; |
|
port_cfg->qos_bw.low = BFA_QOS_BW_LOW; |
|
|
|
fcport->fec_state = BFA_FEC_OFFLINE; |
|
|
|
INIT_LIST_HEAD(&fcport->stats_pending_q); |
|
INIT_LIST_HEAD(&fcport->statsclr_pending_q); |
|
|
|
bfa_reqq_winit(&fcport->reqq_wait, bfa_fcport_qresume, fcport); |
|
} |
|
|
|
void |
|
bfa_fcport_start(struct bfa_s *bfa) |
|
{ |
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_START); |
|
} |
|
|
|
/* |
|
* Called when IOC failure is detected. |
|
*/ |
|
void |
|
bfa_fcport_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_HWFAIL); |
|
bfa_trunk_iocdisable(bfa); |
|
} |
|
|
|
/* |
|
* Update loop info in fcport for SCN online |
|
*/ |
|
static void |
|
bfa_fcport_update_loop_info(struct bfa_fcport_s *fcport, |
|
struct bfa_fcport_loop_info_s *loop_info) |
|
{ |
|
fcport->myalpa = loop_info->myalpa; |
|
fcport->alpabm_valid = |
|
loop_info->alpabm_val; |
|
memcpy(fcport->alpabm.alpa_bm, |
|
loop_info->alpabm.alpa_bm, |
|
sizeof(struct fc_alpabm_s)); |
|
} |
|
|
|
static void |
|
bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport) |
|
{ |
|
struct bfi_fcport_event_s *pevent = fcport->event_arg.i2hmsg.event; |
|
struct bfa_fcport_trunk_s *trunk = &fcport->trunk; |
|
|
|
fcport->speed = pevent->link_state.speed; |
|
fcport->topology = pevent->link_state.topology; |
|
|
|
if (fcport->topology == BFA_PORT_TOPOLOGY_LOOP) { |
|
bfa_fcport_update_loop_info(fcport, |
|
&pevent->link_state.attr.loop_info); |
|
return; |
|
} |
|
|
|
/* QoS Details */ |
|
fcport->qos_attr = pevent->link_state.qos_attr; |
|
fcport->qos_vc_attr = pevent->link_state.attr.vc_fcf.qos_vc_attr; |
|
|
|
if (fcport->cfg.bb_cr_enabled) |
|
fcport->bbcr_attr = pevent->link_state.attr.bbcr_attr; |
|
|
|
fcport->fec_state = pevent->link_state.fec_state; |
|
|
|
/* |
|
* update trunk state if applicable |
|
*/ |
|
if (!fcport->cfg.trunked) |
|
trunk->attr.state = BFA_TRUNK_DISABLED; |
|
|
|
/* update FCoE specific */ |
|
fcport->fcoe_vlan = |
|
be16_to_cpu(pevent->link_state.attr.vc_fcf.fcf.vlan); |
|
|
|
bfa_trc(fcport->bfa, fcport->speed); |
|
bfa_trc(fcport->bfa, fcport->topology); |
|
} |
|
|
|
static void |
|
bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport) |
|
{ |
|
fcport->speed = BFA_PORT_SPEED_UNKNOWN; |
|
fcport->topology = BFA_PORT_TOPOLOGY_NONE; |
|
fcport->fec_state = BFA_FEC_OFFLINE; |
|
} |
|
|
|
/* |
|
* Send port enable message to firmware. |
|
*/ |
|
static bfa_boolean_t |
|
bfa_fcport_send_enable(struct bfa_fcport_s *fcport) |
|
{ |
|
struct bfi_fcport_enable_req_s *m; |
|
|
|
/* |
|
* Increment message tag before queue check, so that responses to old |
|
* requests are discarded. |
|
*/ |
|
fcport->msgtag++; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); |
|
if (!m) { |
|
bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, |
|
&fcport->reqq_wait); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_ENABLE_REQ, |
|
bfa_fn_lpu(fcport->bfa)); |
|
m->nwwn = fcport->nwwn; |
|
m->pwwn = fcport->pwwn; |
|
m->port_cfg = fcport->cfg; |
|
m->msgtag = fcport->msgtag; |
|
m->port_cfg.maxfrsize = cpu_to_be16(fcport->cfg.maxfrsize); |
|
m->use_flash_cfg = fcport->use_flash_cfg; |
|
bfa_dma_be_addr_set(m->stats_dma_addr, fcport->stats_pa); |
|
bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_lo); |
|
bfa_trc(fcport->bfa, m->stats_dma_addr.a32.addr_hi); |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh); |
|
return BFA_TRUE; |
|
} |
|
|
|
/* |
|
* Send port disable message to firmware. |
|
*/ |
|
static bfa_boolean_t |
|
bfa_fcport_send_disable(struct bfa_fcport_s *fcport) |
|
{ |
|
struct bfi_fcport_req_s *m; |
|
|
|
/* |
|
* Increment message tag before queue check, so that responses to old |
|
* requests are discarded. |
|
*/ |
|
fcport->msgtag++; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); |
|
if (!m) { |
|
bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, |
|
&fcport->reqq_wait); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_DISABLE_REQ, |
|
bfa_fn_lpu(fcport->bfa)); |
|
m->msgtag = fcport->msgtag; |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, m->mh); |
|
|
|
return BFA_TRUE; |
|
} |
|
|
|
static void |
|
bfa_fcport_set_wwns(struct bfa_fcport_s *fcport) |
|
{ |
|
fcport->pwwn = fcport->bfa->ioc.attr->pwwn; |
|
fcport->nwwn = fcport->bfa->ioc.attr->nwwn; |
|
|
|
bfa_trc(fcport->bfa, fcport->pwwn); |
|
bfa_trc(fcport->bfa, fcport->nwwn); |
|
} |
|
|
|
static void |
|
bfa_fcport_qos_stats_swap(struct bfa_qos_stats_s *d, |
|
struct bfa_qos_stats_s *s) |
|
{ |
|
u32 *dip = (u32 *) d; |
|
__be32 *sip = (__be32 *) s; |
|
int i; |
|
|
|
/* Now swap the 32 bit fields */ |
|
for (i = 0; i < (sizeof(struct bfa_qos_stats_s)/sizeof(u32)); ++i) |
|
dip[i] = be32_to_cpu(sip[i]); |
|
} |
|
|
|
static void |
|
bfa_fcport_fcoe_stats_swap(struct bfa_fcoe_stats_s *d, |
|
struct bfa_fcoe_stats_s *s) |
|
{ |
|
u32 *dip = (u32 *) d; |
|
__be32 *sip = (__be32 *) s; |
|
int i; |
|
|
|
for (i = 0; i < ((sizeof(struct bfa_fcoe_stats_s))/sizeof(u32)); |
|
i = i + 2) { |
|
#ifdef __BIG_ENDIAN |
|
dip[i] = be32_to_cpu(sip[i]); |
|
dip[i + 1] = be32_to_cpu(sip[i + 1]); |
|
#else |
|
dip[i] = be32_to_cpu(sip[i + 1]); |
|
dip[i + 1] = be32_to_cpu(sip[i]); |
|
#endif |
|
} |
|
} |
|
|
|
static void |
|
__bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *)cbarg; |
|
struct bfa_cb_pending_q_s *cb; |
|
struct list_head *qe, *qen; |
|
union bfa_fcport_stats_u *ret; |
|
|
|
if (complete) { |
|
time64_t time = ktime_get_seconds(); |
|
|
|
list_for_each_safe(qe, qen, &fcport->stats_pending_q) { |
|
bfa_q_deq(&fcport->stats_pending_q, &qe); |
|
cb = (struct bfa_cb_pending_q_s *)qe; |
|
if (fcport->stats_status == BFA_STATUS_OK) { |
|
ret = (union bfa_fcport_stats_u *)cb->data; |
|
/* Swap FC QoS or FCoE stats */ |
|
if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) |
|
bfa_fcport_qos_stats_swap(&ret->fcqos, |
|
&fcport->stats->fcqos); |
|
else { |
|
bfa_fcport_fcoe_stats_swap(&ret->fcoe, |
|
&fcport->stats->fcoe); |
|
ret->fcoe.secs_reset = |
|
time - fcport->stats_reset_time; |
|
} |
|
} |
|
bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe, |
|
fcport->stats_status); |
|
} |
|
fcport->stats_status = BFA_STATUS_OK; |
|
} else { |
|
INIT_LIST_HEAD(&fcport->stats_pending_q); |
|
fcport->stats_status = BFA_STATUS_OK; |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_stats_get_timeout(void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; |
|
|
|
bfa_trc(fcport->bfa, fcport->stats_qfull); |
|
|
|
if (fcport->stats_qfull) { |
|
bfa_reqq_wcancel(&fcport->stats_reqq_wait); |
|
fcport->stats_qfull = BFA_FALSE; |
|
} |
|
|
|
fcport->stats_status = BFA_STATUS_ETIMER; |
|
__bfa_cb_fcport_stats_get(fcport, BFA_TRUE); |
|
} |
|
|
|
static void |
|
bfa_fcport_send_stats_get(void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; |
|
struct bfi_fcport_req_s *msg; |
|
|
|
msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); |
|
|
|
if (!msg) { |
|
fcport->stats_qfull = BFA_TRUE; |
|
bfa_reqq_winit(&fcport->stats_reqq_wait, |
|
bfa_fcport_send_stats_get, fcport); |
|
bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, |
|
&fcport->stats_reqq_wait); |
|
return; |
|
} |
|
fcport->stats_qfull = BFA_FALSE; |
|
|
|
memset(msg, 0, sizeof(struct bfi_fcport_req_s)); |
|
bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_GET_REQ, |
|
bfa_fn_lpu(fcport->bfa)); |
|
bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh); |
|
} |
|
|
|
static void |
|
__bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; |
|
struct bfa_cb_pending_q_s *cb; |
|
struct list_head *qe, *qen; |
|
|
|
if (complete) { |
|
/* |
|
* re-initialize time stamp for stats reset |
|
*/ |
|
fcport->stats_reset_time = ktime_get_seconds(); |
|
list_for_each_safe(qe, qen, &fcport->statsclr_pending_q) { |
|
bfa_q_deq(&fcport->statsclr_pending_q, &qe); |
|
cb = (struct bfa_cb_pending_q_s *)qe; |
|
bfa_cb_queue_status(fcport->bfa, &cb->hcb_qe, |
|
fcport->stats_status); |
|
} |
|
fcport->stats_status = BFA_STATUS_OK; |
|
} else { |
|
INIT_LIST_HEAD(&fcport->statsclr_pending_q); |
|
fcport->stats_status = BFA_STATUS_OK; |
|
} |
|
} |
|
|
|
static void |
|
bfa_fcport_stats_clr_timeout(void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; |
|
|
|
bfa_trc(fcport->bfa, fcport->stats_qfull); |
|
|
|
if (fcport->stats_qfull) { |
|
bfa_reqq_wcancel(&fcport->stats_reqq_wait); |
|
fcport->stats_qfull = BFA_FALSE; |
|
} |
|
|
|
fcport->stats_status = BFA_STATUS_ETIMER; |
|
__bfa_cb_fcport_stats_clr(fcport, BFA_TRUE); |
|
} |
|
|
|
static void |
|
bfa_fcport_send_stats_clear(void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = (struct bfa_fcport_s *) cbarg; |
|
struct bfi_fcport_req_s *msg; |
|
|
|
msg = bfa_reqq_next(fcport->bfa, BFA_REQQ_PORT); |
|
|
|
if (!msg) { |
|
fcport->stats_qfull = BFA_TRUE; |
|
bfa_reqq_winit(&fcport->stats_reqq_wait, |
|
bfa_fcport_send_stats_clear, fcport); |
|
bfa_reqq_wait(fcport->bfa, BFA_REQQ_PORT, |
|
&fcport->stats_reqq_wait); |
|
return; |
|
} |
|
fcport->stats_qfull = BFA_FALSE; |
|
|
|
memset(msg, 0, sizeof(struct bfi_fcport_req_s)); |
|
bfi_h2i_set(msg->mh, BFI_MC_FCPORT, BFI_FCPORT_H2I_STATS_CLEAR_REQ, |
|
bfa_fn_lpu(fcport->bfa)); |
|
bfa_reqq_produce(fcport->bfa, BFA_REQQ_PORT, msg->mh); |
|
} |
|
|
|
/* |
|
* Handle trunk SCN event from firmware. |
|
*/ |
|
static void |
|
bfa_trunk_scn(struct bfa_fcport_s *fcport, struct bfi_fcport_trunk_scn_s *scn) |
|
{ |
|
struct bfa_fcport_trunk_s *trunk = &fcport->trunk; |
|
struct bfi_fcport_trunk_link_s *tlink; |
|
struct bfa_trunk_link_attr_s *lattr; |
|
enum bfa_trunk_state state_prev; |
|
int i; |
|
int link_bm = 0; |
|
|
|
bfa_trc(fcport->bfa, fcport->cfg.trunked); |
|
WARN_ON(scn->trunk_state != BFA_TRUNK_ONLINE && |
|
scn->trunk_state != BFA_TRUNK_OFFLINE); |
|
|
|
bfa_trc(fcport->bfa, trunk->attr.state); |
|
bfa_trc(fcport->bfa, scn->trunk_state); |
|
bfa_trc(fcport->bfa, scn->trunk_speed); |
|
|
|
/* |
|
* Save off new state for trunk attribute query |
|
*/ |
|
state_prev = trunk->attr.state; |
|
if (fcport->cfg.trunked && (trunk->attr.state != BFA_TRUNK_DISABLED)) |
|
trunk->attr.state = scn->trunk_state; |
|
trunk->attr.speed = scn->trunk_speed; |
|
for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { |
|
lattr = &trunk->attr.link_attr[i]; |
|
tlink = &scn->tlink[i]; |
|
|
|
lattr->link_state = tlink->state; |
|
lattr->trunk_wwn = tlink->trunk_wwn; |
|
lattr->fctl = tlink->fctl; |
|
lattr->speed = tlink->speed; |
|
lattr->deskew = be32_to_cpu(tlink->deskew); |
|
|
|
if (tlink->state == BFA_TRUNK_LINK_STATE_UP) { |
|
fcport->speed = tlink->speed; |
|
fcport->topology = BFA_PORT_TOPOLOGY_P2P; |
|
link_bm |= 1 << i; |
|
} |
|
|
|
bfa_trc(fcport->bfa, lattr->link_state); |
|
bfa_trc(fcport->bfa, lattr->trunk_wwn); |
|
bfa_trc(fcport->bfa, lattr->fctl); |
|
bfa_trc(fcport->bfa, lattr->speed); |
|
bfa_trc(fcport->bfa, lattr->deskew); |
|
} |
|
|
|
switch (link_bm) { |
|
case 3: |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,1)"); |
|
break; |
|
case 2: |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(-,1)"); |
|
break; |
|
case 1: |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_TRUNK_SCN, 0, "Trunk up(0,-)"); |
|
break; |
|
default: |
|
bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, |
|
BFA_PL_EID_TRUNK_SCN, 0, "Trunk down"); |
|
} |
|
|
|
/* |
|
* Notify upper layers if trunk state changed. |
|
*/ |
|
if ((state_prev != trunk->attr.state) || |
|
(scn->trunk_state == BFA_TRUNK_OFFLINE)) { |
|
bfa_fcport_scn(fcport, (scn->trunk_state == BFA_TRUNK_ONLINE) ? |
|
BFA_PORT_LINKUP : BFA_PORT_LINKDOWN, BFA_TRUE); |
|
} |
|
} |
|
|
|
static void |
|
bfa_trunk_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
int i = 0; |
|
|
|
/* |
|
* In trunked mode, notify upper layers that link is down |
|
*/ |
|
if (fcport->cfg.trunked) { |
|
if (fcport->trunk.attr.state == BFA_TRUNK_ONLINE) |
|
bfa_fcport_scn(fcport, BFA_PORT_LINKDOWN, BFA_TRUE); |
|
|
|
fcport->trunk.attr.state = BFA_TRUNK_OFFLINE; |
|
fcport->trunk.attr.speed = BFA_PORT_SPEED_UNKNOWN; |
|
for (i = 0; i < BFA_TRUNK_MAX_PORTS; i++) { |
|
fcport->trunk.attr.link_attr[i].trunk_wwn = 0; |
|
fcport->trunk.attr.link_attr[i].fctl = |
|
BFA_TRUNK_LINK_FCTL_NORMAL; |
|
fcport->trunk.attr.link_attr[i].link_state = |
|
BFA_TRUNK_LINK_STATE_DN_LINKDN; |
|
fcport->trunk.attr.link_attr[i].speed = |
|
BFA_PORT_SPEED_UNKNOWN; |
|
fcport->trunk.attr.link_attr[i].deskew = 0; |
|
} |
|
} |
|
} |
|
|
|
/* |
|
* Called to initialize port attributes |
|
*/ |
|
void |
|
bfa_fcport_init(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
/* |
|
* Initialize port attributes from IOC hardware data. |
|
*/ |
|
bfa_fcport_set_wwns(fcport); |
|
if (fcport->cfg.maxfrsize == 0) |
|
fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); |
|
fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); |
|
fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); |
|
|
|
if (bfa_fcport_is_pbcdisabled(bfa)) |
|
bfa->modules.port.pbc_disabled = BFA_TRUE; |
|
|
|
WARN_ON(!fcport->cfg.maxfrsize); |
|
WARN_ON(!fcport->cfg.rx_bbcredit); |
|
WARN_ON(!fcport->speed_sup); |
|
} |
|
|
|
/* |
|
* Firmware message handler. |
|
*/ |
|
void |
|
bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
union bfi_fcport_i2h_msg_u i2hmsg; |
|
|
|
i2hmsg.msg = msg; |
|
fcport->event_arg.i2hmsg = i2hmsg; |
|
|
|
bfa_trc(bfa, msg->mhdr.msg_id); |
|
bfa_trc(bfa, bfa_sm_to_state(hal_port_sm_table, fcport->sm)); |
|
|
|
switch (msg->mhdr.msg_id) { |
|
case BFI_FCPORT_I2H_ENABLE_RSP: |
|
if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) { |
|
|
|
fcport->stats_dma_ready = BFA_TRUE; |
|
if (fcport->use_flash_cfg) { |
|
fcport->cfg = i2hmsg.penable_rsp->port_cfg; |
|
fcport->cfg.maxfrsize = |
|
cpu_to_be16(fcport->cfg.maxfrsize); |
|
fcport->cfg.path_tov = |
|
cpu_to_be16(fcport->cfg.path_tov); |
|
fcport->cfg.q_depth = |
|
cpu_to_be16(fcport->cfg.q_depth); |
|
|
|
if (fcport->cfg.trunked) |
|
fcport->trunk.attr.state = |
|
BFA_TRUNK_OFFLINE; |
|
else |
|
fcport->trunk.attr.state = |
|
BFA_TRUNK_DISABLED; |
|
fcport->qos_attr.qos_bw = |
|
i2hmsg.penable_rsp->port_cfg.qos_bw; |
|
fcport->use_flash_cfg = BFA_FALSE; |
|
} |
|
|
|
if (fcport->cfg.qos_enabled) |
|
fcport->qos_attr.state = BFA_QOS_OFFLINE; |
|
else |
|
fcport->qos_attr.state = BFA_QOS_DISABLED; |
|
|
|
fcport->qos_attr.qos_bw_op = |
|
i2hmsg.penable_rsp->port_cfg.qos_bw; |
|
|
|
if (fcport->cfg.bb_cr_enabled) |
|
fcport->bbcr_attr.state = BFA_BBCR_OFFLINE; |
|
else |
|
fcport->bbcr_attr.state = BFA_BBCR_DISABLED; |
|
|
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); |
|
} |
|
break; |
|
|
|
case BFI_FCPORT_I2H_DISABLE_RSP: |
|
if (fcport->msgtag == i2hmsg.penable_rsp->msgtag) |
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP); |
|
break; |
|
|
|
case BFI_FCPORT_I2H_EVENT: |
|
if (fcport->cfg.bb_cr_enabled) |
|
fcport->bbcr_attr.state = BFA_BBCR_OFFLINE; |
|
else |
|
fcport->bbcr_attr.state = BFA_BBCR_DISABLED; |
|
|
|
if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP) |
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP); |
|
else { |
|
if (i2hmsg.event->link_state.linkstate_rsn == |
|
BFA_PORT_LINKSTATE_RSN_FAA_MISCONFIG) |
|
bfa_sm_send_event(fcport, |
|
BFA_FCPORT_SM_FAA_MISCONFIG); |
|
else |
|
bfa_sm_send_event(fcport, |
|
BFA_FCPORT_SM_LINKDOWN); |
|
} |
|
fcport->qos_attr.qos_bw_op = |
|
i2hmsg.event->link_state.qos_attr.qos_bw_op; |
|
break; |
|
|
|
case BFI_FCPORT_I2H_TRUNK_SCN: |
|
bfa_trunk_scn(fcport, i2hmsg.trunk_scn); |
|
break; |
|
|
|
case BFI_FCPORT_I2H_STATS_GET_RSP: |
|
/* |
|
* check for timer pop before processing the rsp |
|
*/ |
|
if (list_empty(&fcport->stats_pending_q) || |
|
(fcport->stats_status == BFA_STATUS_ETIMER)) |
|
break; |
|
|
|
bfa_timer_stop(&fcport->timer); |
|
fcport->stats_status = i2hmsg.pstatsget_rsp->status; |
|
__bfa_cb_fcport_stats_get(fcport, BFA_TRUE); |
|
break; |
|
|
|
case BFI_FCPORT_I2H_STATS_CLEAR_RSP: |
|
/* |
|
* check for timer pop before processing the rsp |
|
*/ |
|
if (list_empty(&fcport->statsclr_pending_q) || |
|
(fcport->stats_status == BFA_STATUS_ETIMER)) |
|
break; |
|
|
|
bfa_timer_stop(&fcport->timer); |
|
fcport->stats_status = BFA_STATUS_OK; |
|
__bfa_cb_fcport_stats_clr(fcport, BFA_TRUE); |
|
break; |
|
|
|
case BFI_FCPORT_I2H_ENABLE_AEN: |
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_ENABLE); |
|
break; |
|
|
|
case BFI_FCPORT_I2H_DISABLE_AEN: |
|
bfa_sm_send_event(fcport, BFA_FCPORT_SM_DISABLE); |
|
break; |
|
|
|
default: |
|
WARN_ON(1); |
|
break; |
|
} |
|
} |
|
|
|
/* |
|
* Registered callback for port events. |
|
*/ |
|
void |
|
bfa_fcport_event_register(struct bfa_s *bfa, |
|
void (*cbfn) (void *cbarg, |
|
enum bfa_port_linkstate event), |
|
void *cbarg) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
fcport->event_cbfn = cbfn; |
|
fcport->event_cbarg = cbarg; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_enable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
if (bfa_fcport_is_pbcdisabled(bfa)) |
|
return BFA_STATUS_PBC; |
|
|
|
if (bfa_ioc_is_disabled(&bfa->ioc)) |
|
return BFA_STATUS_IOC_DISABLED; |
|
|
|
if (fcport->diag_busy) |
|
return BFA_STATUS_DIAG_BUSY; |
|
|
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_ENABLE); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_disable(struct bfa_s *bfa) |
|
{ |
|
if (bfa_fcport_is_pbcdisabled(bfa)) |
|
return BFA_STATUS_PBC; |
|
|
|
if (bfa_ioc_is_disabled(&bfa->ioc)) |
|
return BFA_STATUS_IOC_DISABLED; |
|
|
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* If PBC is disabled on port, return error */ |
|
bfa_status_t |
|
bfa_fcport_is_pbcdisabled(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
struct bfa_iocfc_s *iocfc = &bfa->iocfc; |
|
struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; |
|
|
|
if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) { |
|
bfa_trc(bfa, fcport->pwwn); |
|
return BFA_STATUS_PBC; |
|
} |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Configure port speed. |
|
*/ |
|
bfa_status_t |
|
bfa_fcport_cfg_speed(struct bfa_s *bfa, enum bfa_port_speed speed) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, speed); |
|
|
|
if (fcport->cfg.trunked == BFA_TRUE) |
|
return BFA_STATUS_TRUNK_ENABLED; |
|
if ((fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) && |
|
(speed == BFA_PORT_SPEED_16GBPS)) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
if ((speed != BFA_PORT_SPEED_AUTO) && (speed > fcport->speed_sup)) { |
|
bfa_trc(bfa, fcport->speed_sup); |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
|
|
/* Port speed entered needs to be checked */ |
|
if (bfa_ioc_get_type(&fcport->bfa->ioc) == BFA_IOC_TYPE_FC) { |
|
/* For CT2, 1G is not supported */ |
|
if ((speed == BFA_PORT_SPEED_1GBPS) && |
|
(bfa_asic_id_ct2(bfa->ioc.pcidev.device_id))) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
|
|
/* Already checked for Auto Speed and Max Speed supp */ |
|
if (!(speed == BFA_PORT_SPEED_1GBPS || |
|
speed == BFA_PORT_SPEED_2GBPS || |
|
speed == BFA_PORT_SPEED_4GBPS || |
|
speed == BFA_PORT_SPEED_8GBPS || |
|
speed == BFA_PORT_SPEED_16GBPS || |
|
speed == BFA_PORT_SPEED_AUTO)) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} else { |
|
if (speed != BFA_PORT_SPEED_10GBPS) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
|
|
fcport->cfg.speed = speed; |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Get current speed. |
|
*/ |
|
enum bfa_port_speed |
|
bfa_fcport_get_speed(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->speed; |
|
} |
|
|
|
/* |
|
* Configure port topology. |
|
*/ |
|
bfa_status_t |
|
bfa_fcport_cfg_topology(struct bfa_s *bfa, enum bfa_port_topology topology) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, topology); |
|
bfa_trc(bfa, fcport->cfg.topology); |
|
|
|
switch (topology) { |
|
case BFA_PORT_TOPOLOGY_P2P: |
|
break; |
|
|
|
case BFA_PORT_TOPOLOGY_LOOP: |
|
if ((bfa_fcport_is_qos_enabled(bfa) != BFA_FALSE) || |
|
(fcport->qos_attr.state != BFA_QOS_DISABLED)) |
|
return BFA_STATUS_ERROR_QOS_ENABLED; |
|
if (fcport->cfg.ratelimit != BFA_FALSE) |
|
return BFA_STATUS_ERROR_TRL_ENABLED; |
|
if ((bfa_fcport_is_trunk_enabled(bfa) != BFA_FALSE) || |
|
(fcport->trunk.attr.state != BFA_TRUNK_DISABLED)) |
|
return BFA_STATUS_ERROR_TRUNK_ENABLED; |
|
if ((bfa_fcport_get_speed(bfa) == BFA_PORT_SPEED_16GBPS) || |
|
(fcport->cfg.speed == BFA_PORT_SPEED_16GBPS)) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type)) |
|
return BFA_STATUS_LOOP_UNSUPP_MEZZ; |
|
if (bfa_fcport_is_dport(bfa) != BFA_FALSE) |
|
return BFA_STATUS_DPORT_ERR; |
|
if (bfa_fcport_is_ddport(bfa) != BFA_FALSE) |
|
return BFA_STATUS_DPORT_ERR; |
|
break; |
|
|
|
case BFA_PORT_TOPOLOGY_AUTO: |
|
break; |
|
|
|
default: |
|
return BFA_STATUS_EINVAL; |
|
} |
|
|
|
fcport->cfg.topology = topology; |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Get current topology. |
|
*/ |
|
enum bfa_port_topology |
|
bfa_fcport_get_topology(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->topology; |
|
} |
|
|
|
/* |
|
* Get config topology. |
|
*/ |
|
enum bfa_port_topology |
|
bfa_fcport_get_cfg_topology(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->cfg.topology; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, alpa); |
|
bfa_trc(bfa, fcport->cfg.cfg_hardalpa); |
|
bfa_trc(bfa, fcport->cfg.hardalpa); |
|
|
|
fcport->cfg.cfg_hardalpa = BFA_TRUE; |
|
fcport->cfg.hardalpa = alpa; |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_clr_hardalpa(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, fcport->cfg.cfg_hardalpa); |
|
bfa_trc(bfa, fcport->cfg.hardalpa); |
|
|
|
fcport->cfg.cfg_hardalpa = BFA_FALSE; |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_get_hardalpa(struct bfa_s *bfa, u8 *alpa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
*alpa = fcport->cfg.hardalpa; |
|
return fcport->cfg.cfg_hardalpa; |
|
} |
|
|
|
u8 |
|
bfa_fcport_get_myalpa(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->myalpa; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, maxfrsize); |
|
bfa_trc(bfa, fcport->cfg.maxfrsize); |
|
|
|
/* with in range */ |
|
if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ)) |
|
return BFA_STATUS_INVLD_DFSZ; |
|
|
|
/* power of 2, if not the max frame size of 2112 */ |
|
if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1))) |
|
return BFA_STATUS_INVLD_DFSZ; |
|
|
|
fcport->cfg.maxfrsize = maxfrsize; |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
u16 |
|
bfa_fcport_get_maxfrsize(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->cfg.maxfrsize; |
|
} |
|
|
|
u8 |
|
bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa) |
|
{ |
|
if (bfa_fcport_get_topology(bfa) != BFA_PORT_TOPOLOGY_LOOP) |
|
return (BFA_FCPORT_MOD(bfa))->cfg.rx_bbcredit; |
|
|
|
else |
|
return 0; |
|
} |
|
|
|
void |
|
bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
fcport->cfg.tx_bbcredit = (u8)tx_bbcredit; |
|
} |
|
|
|
/* |
|
* Get port attributes. |
|
*/ |
|
|
|
wwn_t |
|
bfa_fcport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
if (node) |
|
return fcport->nwwn; |
|
else |
|
return fcport->pwwn; |
|
} |
|
|
|
void |
|
bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
memset(attr, 0, sizeof(struct bfa_port_attr_s)); |
|
|
|
attr->nwwn = fcport->nwwn; |
|
attr->pwwn = fcport->pwwn; |
|
|
|
attr->factorypwwn = bfa->ioc.attr->mfg_pwwn; |
|
attr->factorynwwn = bfa->ioc.attr->mfg_nwwn; |
|
|
|
memcpy(&attr->pport_cfg, &fcport->cfg, |
|
sizeof(struct bfa_port_cfg_s)); |
|
/* speed attributes */ |
|
attr->pport_cfg.speed = fcport->cfg.speed; |
|
attr->speed_supported = fcport->speed_sup; |
|
attr->speed = fcport->speed; |
|
attr->cos_supported = FC_CLASS_3; |
|
|
|
/* topology attributes */ |
|
attr->pport_cfg.topology = fcport->cfg.topology; |
|
attr->topology = fcport->topology; |
|
attr->pport_cfg.trunked = fcport->cfg.trunked; |
|
|
|
/* beacon attributes */ |
|
attr->beacon = fcport->beacon; |
|
attr->link_e2e_beacon = fcport->link_e2e_beacon; |
|
|
|
attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa); |
|
attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa); |
|
attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm); |
|
|
|
attr->fec_state = fcport->fec_state; |
|
|
|
/* PBC Disabled State */ |
|
if (bfa_fcport_is_pbcdisabled(bfa)) |
|
attr->port_state = BFA_PORT_ST_PREBOOT_DISABLED; |
|
else { |
|
if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) |
|
attr->port_state = BFA_PORT_ST_IOCDIS; |
|
else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) |
|
attr->port_state = BFA_PORT_ST_FWMISMATCH; |
|
} |
|
|
|
/* FCoE vlan */ |
|
attr->fcoe_vlan = fcport->fcoe_vlan; |
|
} |
|
|
|
#define BFA_FCPORT_STATS_TOV 1000 |
|
|
|
/* |
|
* Fetch port statistics (FCQoS or FCoE). |
|
*/ |
|
bfa_status_t |
|
bfa_fcport_get_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
if (!bfa_iocfc_is_operational(bfa) || |
|
!fcport->stats_dma_ready) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
if (!list_empty(&fcport->statsclr_pending_q)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
if (list_empty(&fcport->stats_pending_q)) { |
|
list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q); |
|
bfa_fcport_send_stats_get(fcport); |
|
bfa_timer_start(bfa, &fcport->timer, |
|
bfa_fcport_stats_get_timeout, |
|
fcport, BFA_FCPORT_STATS_TOV); |
|
} else |
|
list_add_tail(&cb->hcb_qe.qe, &fcport->stats_pending_q); |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Reset port statistics (FCQoS or FCoE). |
|
*/ |
|
bfa_status_t |
|
bfa_fcport_clear_stats(struct bfa_s *bfa, struct bfa_cb_pending_q_s *cb) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
if (!bfa_iocfc_is_operational(bfa) || |
|
!fcport->stats_dma_ready) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
if (!list_empty(&fcport->stats_pending_q)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
if (list_empty(&fcport->statsclr_pending_q)) { |
|
list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q); |
|
bfa_fcport_send_stats_clear(fcport); |
|
bfa_timer_start(bfa, &fcport->timer, |
|
bfa_fcport_stats_clr_timeout, |
|
fcport, BFA_FCPORT_STATS_TOV); |
|
} else |
|
list_add_tail(&cb->hcb_qe.qe, &fcport->statsclr_pending_q); |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Fetch port attributes. |
|
*/ |
|
bfa_boolean_t |
|
bfa_fcport_is_disabled(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return bfa_sm_to_state(hal_port_sm_table, fcport->sm) == |
|
BFA_PORT_ST_DISABLED; |
|
|
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_dport(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) == |
|
BFA_PORT_ST_DPORT); |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_ddport(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return (bfa_sm_to_state(hal_port_sm_table, fcport->sm) == |
|
BFA_PORT_ST_DDPORT); |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_set_qos_bw(struct bfa_s *bfa, struct bfa_qos_bw_s *qos_bw) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); |
|
|
|
bfa_trc(bfa, ioc_type); |
|
|
|
if ((qos_bw->high == 0) || (qos_bw->med == 0) || (qos_bw->low == 0)) |
|
return BFA_STATUS_QOS_BW_INVALID; |
|
|
|
if ((qos_bw->high + qos_bw->med + qos_bw->low) != 100) |
|
return BFA_STATUS_QOS_BW_INVALID; |
|
|
|
if ((qos_bw->med > qos_bw->high) || (qos_bw->low > qos_bw->med) || |
|
(qos_bw->low > qos_bw->high)) |
|
return BFA_STATUS_QOS_BW_INVALID; |
|
|
|
if ((ioc_type == BFA_IOC_TYPE_FC) && |
|
(fcport->cfg.topology != BFA_PORT_TOPOLOGY_LOOP)) |
|
fcport->cfg.qos_bw = *qos_bw; |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_ratelim(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE; |
|
|
|
} |
|
|
|
/* |
|
* Enable/Disable FAA feature in port config |
|
*/ |
|
void |
|
bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, state); |
|
fcport->cfg.faa_state = state; |
|
} |
|
|
|
/* |
|
* Get default minimum ratelim speed |
|
*/ |
|
enum bfa_port_speed |
|
bfa_fcport_get_ratelim_speed(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, fcport->cfg.trl_def_speed); |
|
return fcport->cfg.trl_def_speed; |
|
|
|
} |
|
|
|
void |
|
bfa_fcport_beacon(void *dev, bfa_boolean_t beacon, |
|
bfa_boolean_t link_e2e_beacon) |
|
{ |
|
struct bfa_s *bfa = dev; |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, beacon); |
|
bfa_trc(bfa, link_e2e_beacon); |
|
bfa_trc(bfa, fcport->beacon); |
|
bfa_trc(bfa, fcport->link_e2e_beacon); |
|
|
|
fcport->beacon = beacon; |
|
fcport->link_e2e_beacon = link_e2e_beacon; |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_linkup(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return (!fcport->cfg.trunked && |
|
bfa_sm_cmp_state(fcport, bfa_fcport_sm_linkup)) || |
|
(fcport->cfg.trunked && |
|
fcport->trunk.attr.state == BFA_TRUNK_ONLINE); |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_qos_enabled(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->cfg.qos_enabled; |
|
} |
|
|
|
bfa_boolean_t |
|
bfa_fcport_is_trunk_enabled(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
return fcport->cfg.trunked; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_cfg_bbcr(struct bfa_s *bfa, bfa_boolean_t on_off, u8 bb_scn) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
bfa_trc(bfa, on_off); |
|
|
|
if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC) |
|
return BFA_STATUS_BBCR_FC_ONLY; |
|
|
|
if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type) && |
|
(bfa->ioc.attr->card_type != BFA_MFG_TYPE_CHINOOK)) |
|
return BFA_STATUS_CMD_NOTSUPP_MEZZ; |
|
|
|
if (on_off) { |
|
if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) |
|
return BFA_STATUS_TOPOLOGY_LOOP; |
|
|
|
if (fcport->cfg.qos_enabled) |
|
return BFA_STATUS_ERROR_QOS_ENABLED; |
|
|
|
if (fcport->cfg.trunked) |
|
return BFA_STATUS_TRUNK_ENABLED; |
|
|
|
if ((fcport->cfg.speed != BFA_PORT_SPEED_AUTO) && |
|
(fcport->cfg.speed < bfa_ioc_speed_sup(&bfa->ioc))) |
|
return BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT; |
|
|
|
if (bfa_ioc_speed_sup(&bfa->ioc) < BFA_PORT_SPEED_8GBPS) |
|
return BFA_STATUS_FEATURE_NOT_SUPPORTED; |
|
|
|
if (fcport->cfg.bb_cr_enabled) { |
|
if (bb_scn != fcport->cfg.bb_scn) |
|
return BFA_STATUS_BBCR_CFG_NO_CHANGE; |
|
else |
|
return BFA_STATUS_NO_CHANGE; |
|
} |
|
|
|
if ((bb_scn == 0) || (bb_scn > BFA_BB_SCN_MAX)) |
|
bb_scn = BFA_BB_SCN_DEF; |
|
|
|
fcport->cfg.bb_cr_enabled = on_off; |
|
fcport->cfg.bb_scn = bb_scn; |
|
} else { |
|
if (!fcport->cfg.bb_cr_enabled) |
|
return BFA_STATUS_NO_CHANGE; |
|
|
|
fcport->cfg.bb_cr_enabled = on_off; |
|
fcport->cfg.bb_scn = 0; |
|
} |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
bfa_status_t |
|
bfa_fcport_get_bbcr_attr(struct bfa_s *bfa, |
|
struct bfa_bbcr_attr_s *bbcr_attr) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); |
|
|
|
if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC) |
|
return BFA_STATUS_BBCR_FC_ONLY; |
|
|
|
if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP) |
|
return BFA_STATUS_TOPOLOGY_LOOP; |
|
|
|
*bbcr_attr = fcport->bbcr_attr; |
|
|
|
return BFA_STATUS_OK; |
|
} |
|
|
|
void |
|
bfa_fcport_dportenable(struct bfa_s *bfa) |
|
{ |
|
/* |
|
* Assume caller check for port is in disable state |
|
*/ |
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTENABLE); |
|
bfa_port_set_dportenabled(&bfa->modules.port, BFA_TRUE); |
|
} |
|
|
|
void |
|
bfa_fcport_dportdisable(struct bfa_s *bfa) |
|
{ |
|
/* |
|
* Assume caller check for port is in disable state |
|
*/ |
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DPORTDISABLE); |
|
bfa_port_set_dportenabled(&bfa->modules.port, BFA_FALSE); |
|
} |
|
|
|
static void |
|
bfa_fcport_ddportenable(struct bfa_s *bfa) |
|
{ |
|
/* |
|
* Assume caller check for port is in disable state |
|
*/ |
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTENABLE); |
|
} |
|
|
|
static void |
|
bfa_fcport_ddportdisable(struct bfa_s *bfa) |
|
{ |
|
/* |
|
* Assume caller check for port is in disable state |
|
*/ |
|
bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DDPORTDISABLE); |
|
} |
|
|
|
/* |
|
* Rport State machine functions |
|
*/ |
|
/* |
|
* Beginning state, only online event expected. |
|
*/ |
|
static void |
|
bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_CREATE: |
|
bfa_stats(rp, sm_un_cr); |
|
bfa_sm_set_state(rp, bfa_rport_sm_created); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_un_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_ONLINE: |
|
bfa_stats(rp, sm_cr_on); |
|
if (bfa_rport_send_fwcreate(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_cr_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_cr_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_cr_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Waiting for rport create response from firmware. |
|
*/ |
|
static void |
|
bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_FWRSP: |
|
bfa_stats(rp, sm_fwc_rsp); |
|
bfa_sm_set_state(rp, bfa_rport_sm_online); |
|
bfa_rport_online_cb(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_fwc_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); |
|
break; |
|
|
|
case BFA_RPORT_SM_OFFLINE: |
|
bfa_stats(rp, sm_fwc_off); |
|
bfa_sm_set_state(rp, bfa_rport_sm_offline_pending); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_fwc_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_fwc_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Request queue is full, awaiting queue resume to send create request. |
|
*/ |
|
static void |
|
bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_QRESUME: |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); |
|
bfa_rport_send_fwcreate(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_fwc_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_reqq_wcancel(&rp->reqq_wait); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_OFFLINE: |
|
bfa_stats(rp, sm_fwc_off); |
|
bfa_sm_set_state(rp, bfa_rport_sm_offline); |
|
bfa_reqq_wcancel(&rp->reqq_wait); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_fwc_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
bfa_reqq_wcancel(&rp->reqq_wait); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_fwc_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Online state - normal parking state. |
|
*/ |
|
static void |
|
bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
struct bfi_rport_qos_scn_s *qos_scn; |
|
|
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_OFFLINE: |
|
bfa_stats(rp, sm_on_off); |
|
if (bfa_rport_send_fwdelete(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_on_del); |
|
if (bfa_rport_send_fwdelete(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_on_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
break; |
|
|
|
case BFA_RPORT_SM_SET_SPEED: |
|
bfa_rport_send_fwspeed(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_QOS_SCN: |
|
qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg; |
|
rp->qos_attr = qos_scn->new_qos_attr; |
|
bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id); |
|
bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id); |
|
bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority); |
|
bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority); |
|
|
|
qos_scn->old_qos_attr.qos_flow_id = |
|
be32_to_cpu(qos_scn->old_qos_attr.qos_flow_id); |
|
qos_scn->new_qos_attr.qos_flow_id = |
|
be32_to_cpu(qos_scn->new_qos_attr.qos_flow_id); |
|
|
|
if (qos_scn->old_qos_attr.qos_flow_id != |
|
qos_scn->new_qos_attr.qos_flow_id) |
|
bfa_cb_rport_qos_scn_flowid(rp->rport_drv, |
|
qos_scn->old_qos_attr, |
|
qos_scn->new_qos_attr); |
|
if (qos_scn->old_qos_attr.qos_priority != |
|
qos_scn->new_qos_attr.qos_priority) |
|
bfa_cb_rport_qos_scn_prio(rp->rport_drv, |
|
qos_scn->old_qos_attr, |
|
qos_scn->new_qos_attr); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_on_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Firmware rport is being deleted - awaiting f/w response. |
|
*/ |
|
static void |
|
bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_FWRSP: |
|
bfa_stats(rp, sm_fwd_rsp); |
|
bfa_sm_set_state(rp, bfa_rport_sm_offline); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_fwd_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_fwd_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_fwd_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_QRESUME: |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); |
|
bfa_rport_send_fwdelete(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_fwd_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_fwd_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
bfa_reqq_wcancel(&rp->reqq_wait); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_fwd_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Offline state. |
|
*/ |
|
static void |
|
bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_off_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_ONLINE: |
|
bfa_stats(rp, sm_off_on); |
|
if (bfa_rport_send_fwcreate(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_off_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
break; |
|
|
|
case BFA_RPORT_SM_OFFLINE: |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_off_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Rport is deleted, waiting for firmware response to delete. |
|
*/ |
|
static void |
|
bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_FWRSP: |
|
bfa_stats(rp, sm_del_fwrsp); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_del_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_QRESUME: |
|
bfa_stats(rp, sm_del_fwrsp); |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting); |
|
bfa_rport_send_fwdelete(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_del_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_reqq_wcancel(&rp->reqq_wait); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Waiting for rport create response from firmware. A delete is pending. |
|
*/ |
|
static void |
|
bfa_rport_sm_delete_pending(struct bfa_rport_s *rp, |
|
enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_FWRSP: |
|
bfa_stats(rp, sm_delp_fwrsp); |
|
if (bfa_rport_send_fwdelete(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_delp_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_delp_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* Waiting for rport create response from firmware. Rport offline is pending. |
|
*/ |
|
static void |
|
bfa_rport_sm_offline_pending(struct bfa_rport_s *rp, |
|
enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_FWRSP: |
|
bfa_stats(rp, sm_offp_fwrsp); |
|
if (bfa_rport_send_fwdelete(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_offp_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_delete_pending); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
bfa_stats(rp, sm_offp_hwf); |
|
bfa_sm_set_state(rp, bfa_rport_sm_iocdisable); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_offp_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
/* |
|
* IOC h/w failed. |
|
*/ |
|
static void |
|
bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event) |
|
{ |
|
bfa_trc(rp->bfa, rp->rport_tag); |
|
bfa_trc(rp->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_RPORT_SM_OFFLINE: |
|
bfa_stats(rp, sm_iocd_off); |
|
bfa_rport_offline_cb(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_DELETE: |
|
bfa_stats(rp, sm_iocd_del); |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
bfa_rport_free(rp); |
|
break; |
|
|
|
case BFA_RPORT_SM_ONLINE: |
|
bfa_stats(rp, sm_iocd_on); |
|
if (bfa_rport_send_fwcreate(rp)) |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate); |
|
else |
|
bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull); |
|
break; |
|
|
|
case BFA_RPORT_SM_HWFAIL: |
|
break; |
|
|
|
default: |
|
bfa_stats(rp, sm_iocd_unexp); |
|
bfa_sm_fault(rp->bfa, event); |
|
} |
|
} |
|
|
|
|
|
|
|
/* |
|
* bfa_rport_private BFA rport private functions |
|
*/ |
|
|
|
static void |
|
__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_rport_s *rp = cbarg; |
|
|
|
if (complete) |
|
bfa_cb_rport_online(rp->rport_drv); |
|
} |
|
|
|
static void |
|
__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_rport_s *rp = cbarg; |
|
|
|
if (complete) |
|
bfa_cb_rport_offline(rp->rport_drv); |
|
} |
|
|
|
static void |
|
bfa_rport_qresume(void *cbarg) |
|
{ |
|
struct bfa_rport_s *rp = cbarg; |
|
|
|
bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME); |
|
} |
|
|
|
void |
|
bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_mem_kva_s *rport_kva = BFA_MEM_RPORT_KVA(bfa); |
|
|
|
if (cfg->fwcfg.num_rports < BFA_RPORT_MIN) |
|
cfg->fwcfg.num_rports = BFA_RPORT_MIN; |
|
|
|
/* kva memory */ |
|
bfa_mem_kva_setup(minfo, rport_kva, |
|
cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s)); |
|
} |
|
|
|
void |
|
bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); |
|
struct bfa_rport_s *rp; |
|
u16 i; |
|
|
|
INIT_LIST_HEAD(&mod->rp_free_q); |
|
INIT_LIST_HEAD(&mod->rp_active_q); |
|
INIT_LIST_HEAD(&mod->rp_unused_q); |
|
|
|
rp = (struct bfa_rport_s *) bfa_mem_kva_curp(mod); |
|
mod->rps_list = rp; |
|
mod->num_rports = cfg->fwcfg.num_rports; |
|
|
|
WARN_ON(!mod->num_rports || |
|
(mod->num_rports & (mod->num_rports - 1))); |
|
|
|
for (i = 0; i < mod->num_rports; i++, rp++) { |
|
memset(rp, 0, sizeof(struct bfa_rport_s)); |
|
rp->bfa = bfa; |
|
rp->rport_tag = i; |
|
bfa_sm_set_state(rp, bfa_rport_sm_uninit); |
|
|
|
/* |
|
* - is unused |
|
*/ |
|
if (i) |
|
list_add_tail(&rp->qe, &mod->rp_free_q); |
|
|
|
bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp); |
|
} |
|
|
|
/* |
|
* consume memory |
|
*/ |
|
bfa_mem_kva_curp(mod) = (u8 *) rp; |
|
} |
|
|
|
void |
|
bfa_rport_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); |
|
struct bfa_rport_s *rport; |
|
struct list_head *qe, *qen; |
|
|
|
/* Enqueue unused rport resources to free_q */ |
|
list_splice_tail_init(&mod->rp_unused_q, &mod->rp_free_q); |
|
|
|
list_for_each_safe(qe, qen, &mod->rp_active_q) { |
|
rport = (struct bfa_rport_s *) qe; |
|
bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL); |
|
} |
|
} |
|
|
|
static struct bfa_rport_s * |
|
bfa_rport_alloc(struct bfa_rport_mod_s *mod) |
|
{ |
|
struct bfa_rport_s *rport; |
|
|
|
bfa_q_deq(&mod->rp_free_q, &rport); |
|
if (rport) |
|
list_add_tail(&rport->qe, &mod->rp_active_q); |
|
|
|
return rport; |
|
} |
|
|
|
static void |
|
bfa_rport_free(struct bfa_rport_s *rport) |
|
{ |
|
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa); |
|
|
|
WARN_ON(!bfa_q_is_on_q(&mod->rp_active_q, rport)); |
|
list_del(&rport->qe); |
|
list_add_tail(&rport->qe, &mod->rp_free_q); |
|
} |
|
|
|
static bfa_boolean_t |
|
bfa_rport_send_fwcreate(struct bfa_rport_s *rp) |
|
{ |
|
struct bfi_rport_create_req_s *m; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); |
|
if (!m) { |
|
bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ, |
|
bfa_fn_lpu(rp->bfa)); |
|
m->bfa_handle = rp->rport_tag; |
|
m->max_frmsz = cpu_to_be16(rp->rport_info.max_frmsz); |
|
m->pid = rp->rport_info.pid; |
|
m->lp_fwtag = bfa_lps_get_fwtag(rp->bfa, (u8)rp->rport_info.lp_tag); |
|
m->local_pid = rp->rport_info.local_pid; |
|
m->fc_class = rp->rport_info.fc_class; |
|
m->vf_en = rp->rport_info.vf_en; |
|
m->vf_id = rp->rport_info.vf_id; |
|
m->cisc = rp->rport_info.cisc; |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh); |
|
return BFA_TRUE; |
|
} |
|
|
|
static bfa_boolean_t |
|
bfa_rport_send_fwdelete(struct bfa_rport_s *rp) |
|
{ |
|
struct bfi_rport_delete_req_s *m; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); |
|
if (!m) { |
|
bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ, |
|
bfa_fn_lpu(rp->bfa)); |
|
m->fw_handle = rp->fw_handle; |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh); |
|
return BFA_TRUE; |
|
} |
|
|
|
static bfa_boolean_t |
|
bfa_rport_send_fwspeed(struct bfa_rport_s *rp) |
|
{ |
|
struct bfa_rport_speed_req_s *m; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT); |
|
if (!m) { |
|
bfa_trc(rp->bfa, rp->rport_info.speed); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ, |
|
bfa_fn_lpu(rp->bfa)); |
|
m->fw_handle = rp->fw_handle; |
|
m->speed = (u8)rp->rport_info.speed; |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT, m->mh); |
|
return BFA_TRUE; |
|
} |
|
|
|
|
|
|
|
/* |
|
* bfa_rport_public |
|
*/ |
|
|
|
/* |
|
* Rport interrupt processing. |
|
*/ |
|
void |
|
bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m) |
|
{ |
|
union bfi_rport_i2h_msg_u msg; |
|
struct bfa_rport_s *rp; |
|
|
|
bfa_trc(bfa, m->mhdr.msg_id); |
|
|
|
msg.msg = m; |
|
|
|
switch (m->mhdr.msg_id) { |
|
case BFI_RPORT_I2H_CREATE_RSP: |
|
rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle); |
|
rp->fw_handle = msg.create_rsp->fw_handle; |
|
rp->qos_attr = msg.create_rsp->qos_attr; |
|
bfa_rport_set_lunmask(bfa, rp); |
|
WARN_ON(msg.create_rsp->status != BFA_STATUS_OK); |
|
bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); |
|
break; |
|
|
|
case BFI_RPORT_I2H_DELETE_RSP: |
|
rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle); |
|
WARN_ON(msg.delete_rsp->status != BFA_STATUS_OK); |
|
bfa_rport_unset_lunmask(bfa, rp); |
|
bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP); |
|
break; |
|
|
|
case BFI_RPORT_I2H_QOS_SCN: |
|
rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle); |
|
rp->event_arg.fw_msg = msg.qos_scn_evt; |
|
bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN); |
|
break; |
|
|
|
case BFI_RPORT_I2H_LIP_SCN_ONLINE: |
|
bfa_fcport_update_loop_info(BFA_FCPORT_MOD(bfa), |
|
&msg.lip_scn->loop_info); |
|
bfa_cb_rport_scn_online(bfa); |
|
break; |
|
|
|
case BFI_RPORT_I2H_LIP_SCN_OFFLINE: |
|
bfa_cb_rport_scn_offline(bfa); |
|
break; |
|
|
|
case BFI_RPORT_I2H_NO_DEV: |
|
rp = BFA_RPORT_FROM_TAG(bfa, msg.lip_scn->bfa_handle); |
|
bfa_cb_rport_scn_no_dev(rp->rport_drv); |
|
break; |
|
|
|
default: |
|
bfa_trc(bfa, m->mhdr.msg_id); |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
void |
|
bfa_rport_res_recfg(struct bfa_s *bfa, u16 num_rport_fw) |
|
{ |
|
struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa); |
|
struct list_head *qe; |
|
int i; |
|
|
|
for (i = 0; i < (mod->num_rports - num_rport_fw); i++) { |
|
bfa_q_deq_tail(&mod->rp_free_q, &qe); |
|
list_add_tail(qe, &mod->rp_unused_q); |
|
} |
|
} |
|
|
|
/* |
|
* bfa_rport_api |
|
*/ |
|
|
|
struct bfa_rport_s * |
|
bfa_rport_create(struct bfa_s *bfa, void *rport_drv) |
|
{ |
|
struct bfa_rport_s *rp; |
|
|
|
rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa)); |
|
|
|
if (rp == NULL) |
|
return NULL; |
|
|
|
rp->bfa = bfa; |
|
rp->rport_drv = rport_drv; |
|
memset(&rp->stats, 0, sizeof(rp->stats)); |
|
|
|
WARN_ON(!bfa_sm_cmp_state(rp, bfa_rport_sm_uninit)); |
|
bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE); |
|
|
|
return rp; |
|
} |
|
|
|
void |
|
bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info) |
|
{ |
|
WARN_ON(rport_info->max_frmsz == 0); |
|
|
|
/* |
|
* Some JBODs are seen to be not setting PDU size correctly in PLOGI |
|
* responses. Default to minimum size. |
|
*/ |
|
if (rport_info->max_frmsz == 0) { |
|
bfa_trc(rport->bfa, rport->rport_tag); |
|
rport_info->max_frmsz = FC_MIN_PDUSZ; |
|
} |
|
|
|
rport->rport_info = *rport_info; |
|
bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE); |
|
} |
|
|
|
void |
|
bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_port_speed speed) |
|
{ |
|
WARN_ON(speed == 0); |
|
WARN_ON(speed == BFA_PORT_SPEED_AUTO); |
|
|
|
if (rport) { |
|
rport->rport_info.speed = speed; |
|
bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED); |
|
} |
|
} |
|
|
|
/* Set Rport LUN Mask */ |
|
void |
|
bfa_rport_set_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp) |
|
{ |
|
struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa); |
|
wwn_t lp_wwn, rp_wwn; |
|
u8 lp_tag = (u8)rp->rport_info.lp_tag; |
|
|
|
rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn; |
|
lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn; |
|
|
|
BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask = |
|
rp->lun_mask = BFA_TRUE; |
|
bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, rp->rport_tag, lp_tag); |
|
} |
|
|
|
/* Unset Rport LUN mask */ |
|
void |
|
bfa_rport_unset_lunmask(struct bfa_s *bfa, struct bfa_rport_s *rp) |
|
{ |
|
struct bfa_lps_mod_s *lps_mod = BFA_LPS_MOD(bfa); |
|
wwn_t lp_wwn, rp_wwn; |
|
|
|
rp_wwn = ((struct bfa_fcs_rport_s *)rp->rport_drv)->pwwn; |
|
lp_wwn = (BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag))->pwwn; |
|
|
|
BFA_LPS_FROM_TAG(lps_mod, rp->rport_info.lp_tag)->lun_mask = |
|
rp->lun_mask = BFA_FALSE; |
|
bfa_fcpim_lunmask_rp_update(bfa, lp_wwn, rp_wwn, |
|
BFA_RPORT_TAG_INVALID, BFA_LP_TAG_INVALID); |
|
} |
|
|
|
/* |
|
* SGPG related functions |
|
*/ |
|
|
|
/* |
|
* Compute and return memory needed by FCP(im) module. |
|
*/ |
|
void |
|
bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_sgpg_mod_s *sgpg_mod = BFA_SGPG_MOD(bfa); |
|
struct bfa_mem_kva_s *sgpg_kva = BFA_MEM_SGPG_KVA(bfa); |
|
struct bfa_mem_dma_s *seg_ptr; |
|
u16 nsegs, idx, per_seg_sgpg, num_sgpg; |
|
u32 sgpg_sz = sizeof(struct bfi_sgpg_s); |
|
|
|
if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN) |
|
cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; |
|
else if (cfg->drvcfg.num_sgpgs > BFA_SGPG_MAX) |
|
cfg->drvcfg.num_sgpgs = BFA_SGPG_MAX; |
|
|
|
num_sgpg = cfg->drvcfg.num_sgpgs; |
|
|
|
nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz); |
|
per_seg_sgpg = BFI_MEM_NREQS_SEG(sgpg_sz); |
|
|
|
bfa_mem_dma_seg_iter(sgpg_mod, seg_ptr, nsegs, idx) { |
|
if (num_sgpg >= per_seg_sgpg) { |
|
num_sgpg -= per_seg_sgpg; |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
per_seg_sgpg * sgpg_sz); |
|
} else |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
num_sgpg * sgpg_sz); |
|
} |
|
|
|
/* kva memory */ |
|
bfa_mem_kva_setup(minfo, sgpg_kva, |
|
cfg->drvcfg.num_sgpgs * sizeof(struct bfa_sgpg_s)); |
|
} |
|
|
|
void |
|
bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); |
|
struct bfa_sgpg_s *hsgpg; |
|
struct bfi_sgpg_s *sgpg; |
|
u64 align_len; |
|
struct bfa_mem_dma_s *seg_ptr; |
|
u32 sgpg_sz = sizeof(struct bfi_sgpg_s); |
|
u16 i, idx, nsegs, per_seg_sgpg, num_sgpg; |
|
|
|
union { |
|
u64 pa; |
|
union bfi_addr_u addr; |
|
} sgpg_pa, sgpg_pa_tmp; |
|
|
|
INIT_LIST_HEAD(&mod->sgpg_q); |
|
INIT_LIST_HEAD(&mod->sgpg_wait_q); |
|
|
|
bfa_trc(bfa, cfg->drvcfg.num_sgpgs); |
|
|
|
mod->free_sgpgs = mod->num_sgpgs = cfg->drvcfg.num_sgpgs; |
|
|
|
num_sgpg = cfg->drvcfg.num_sgpgs; |
|
nsegs = BFI_MEM_DMA_NSEGS(num_sgpg, sgpg_sz); |
|
|
|
/* dma/kva mem claim */ |
|
hsgpg = (struct bfa_sgpg_s *) bfa_mem_kva_curp(mod); |
|
|
|
bfa_mem_dma_seg_iter(mod, seg_ptr, nsegs, idx) { |
|
|
|
if (!bfa_mem_dma_virt(seg_ptr)) |
|
break; |
|
|
|
align_len = BFA_SGPG_ROUNDUP(bfa_mem_dma_phys(seg_ptr)) - |
|
bfa_mem_dma_phys(seg_ptr); |
|
|
|
sgpg = (struct bfi_sgpg_s *) |
|
(((u8 *) bfa_mem_dma_virt(seg_ptr)) + align_len); |
|
sgpg_pa.pa = bfa_mem_dma_phys(seg_ptr) + align_len; |
|
WARN_ON(sgpg_pa.pa & (sgpg_sz - 1)); |
|
|
|
per_seg_sgpg = (seg_ptr->mem_len - (u32)align_len) / sgpg_sz; |
|
|
|
for (i = 0; num_sgpg > 0 && i < per_seg_sgpg; i++, num_sgpg--) { |
|
memset(hsgpg, 0, sizeof(*hsgpg)); |
|
memset(sgpg, 0, sizeof(*sgpg)); |
|
|
|
hsgpg->sgpg = sgpg; |
|
sgpg_pa_tmp.pa = bfa_sgaddr_le(sgpg_pa.pa); |
|
hsgpg->sgpg_pa = sgpg_pa_tmp.addr; |
|
list_add_tail(&hsgpg->qe, &mod->sgpg_q); |
|
|
|
sgpg++; |
|
hsgpg++; |
|
sgpg_pa.pa += sgpg_sz; |
|
} |
|
} |
|
|
|
bfa_mem_kva_curp(mod) = (u8 *) hsgpg; |
|
} |
|
|
|
bfa_status_t |
|
bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs) |
|
{ |
|
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); |
|
struct bfa_sgpg_s *hsgpg; |
|
int i; |
|
|
|
if (mod->free_sgpgs < nsgpgs) |
|
return BFA_STATUS_ENOMEM; |
|
|
|
for (i = 0; i < nsgpgs; i++) { |
|
bfa_q_deq(&mod->sgpg_q, &hsgpg); |
|
WARN_ON(!hsgpg); |
|
list_add_tail(&hsgpg->qe, sgpg_q); |
|
} |
|
|
|
mod->free_sgpgs -= nsgpgs; |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
void |
|
bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg) |
|
{ |
|
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); |
|
struct bfa_sgpg_wqe_s *wqe; |
|
|
|
mod->free_sgpgs += nsgpg; |
|
WARN_ON(mod->free_sgpgs > mod->num_sgpgs); |
|
|
|
list_splice_tail_init(sgpg_q, &mod->sgpg_q); |
|
|
|
if (list_empty(&mod->sgpg_wait_q)) |
|
return; |
|
|
|
/* |
|
* satisfy as many waiting requests as possible |
|
*/ |
|
do { |
|
wqe = bfa_q_first(&mod->sgpg_wait_q); |
|
if (mod->free_sgpgs < wqe->nsgpg) |
|
nsgpg = mod->free_sgpgs; |
|
else |
|
nsgpg = wqe->nsgpg; |
|
bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg); |
|
wqe->nsgpg -= nsgpg; |
|
if (wqe->nsgpg == 0) { |
|
list_del(&wqe->qe); |
|
wqe->cbfn(wqe->cbarg); |
|
} |
|
} while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q)); |
|
} |
|
|
|
void |
|
bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg) |
|
{ |
|
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); |
|
|
|
WARN_ON(nsgpg <= 0); |
|
WARN_ON(nsgpg <= mod->free_sgpgs); |
|
|
|
wqe->nsgpg_total = wqe->nsgpg = nsgpg; |
|
|
|
/* |
|
* allocate any left to this one first |
|
*/ |
|
if (mod->free_sgpgs) { |
|
/* |
|
* no one else is waiting for SGPG |
|
*/ |
|
WARN_ON(!list_empty(&mod->sgpg_wait_q)); |
|
list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q); |
|
wqe->nsgpg -= mod->free_sgpgs; |
|
mod->free_sgpgs = 0; |
|
} |
|
|
|
list_add_tail(&wqe->qe, &mod->sgpg_wait_q); |
|
} |
|
|
|
void |
|
bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe) |
|
{ |
|
struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa); |
|
|
|
WARN_ON(!bfa_q_is_on_q(&mod->sgpg_wait_q, wqe)); |
|
list_del(&wqe->qe); |
|
|
|
if (wqe->nsgpg_total != wqe->nsgpg) |
|
bfa_sgpg_mfree(bfa, &wqe->sgpg_q, |
|
wqe->nsgpg_total - wqe->nsgpg); |
|
} |
|
|
|
void |
|
bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg), |
|
void *cbarg) |
|
{ |
|
INIT_LIST_HEAD(&wqe->sgpg_q); |
|
wqe->cbfn = cbfn; |
|
wqe->cbarg = cbarg; |
|
} |
|
|
|
/* |
|
* UF related functions |
|
*/ |
|
/* |
|
***************************************************************************** |
|
* Internal functions |
|
***************************************************************************** |
|
*/ |
|
static void |
|
__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete) |
|
{ |
|
struct bfa_uf_s *uf = cbarg; |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa); |
|
|
|
if (complete) |
|
ufm->ufrecv(ufm->cbarg, uf); |
|
} |
|
|
|
static void |
|
claim_uf_post_msgs(struct bfa_uf_mod_s *ufm) |
|
{ |
|
struct bfi_uf_buf_post_s *uf_bp_msg; |
|
u16 i; |
|
u16 buf_len; |
|
|
|
ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_mem_kva_curp(ufm); |
|
uf_bp_msg = ufm->uf_buf_posts; |
|
|
|
for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs; |
|
i++, uf_bp_msg++) { |
|
memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s)); |
|
|
|
uf_bp_msg->buf_tag = i; |
|
buf_len = sizeof(struct bfa_uf_buf_s); |
|
uf_bp_msg->buf_len = cpu_to_be16(buf_len); |
|
bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST, |
|
bfa_fn_lpu(ufm->bfa)); |
|
bfa_alen_set(&uf_bp_msg->alen, buf_len, ufm_pbs_pa(ufm, i)); |
|
} |
|
|
|
/* |
|
* advance pointer beyond consumed memory |
|
*/ |
|
bfa_mem_kva_curp(ufm) = (u8 *) uf_bp_msg; |
|
} |
|
|
|
static void |
|
claim_ufs(struct bfa_uf_mod_s *ufm) |
|
{ |
|
u16 i; |
|
struct bfa_uf_s *uf; |
|
|
|
/* |
|
* Claim block of memory for UF list |
|
*/ |
|
ufm->uf_list = (struct bfa_uf_s *) bfa_mem_kva_curp(ufm); |
|
|
|
/* |
|
* Initialize UFs and queue it in UF free queue |
|
*/ |
|
for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) { |
|
memset(uf, 0, sizeof(struct bfa_uf_s)); |
|
uf->bfa = ufm->bfa; |
|
uf->uf_tag = i; |
|
uf->pb_len = BFA_PER_UF_DMA_SZ; |
|
uf->buf_kva = bfa_mem_get_dmabuf_kva(ufm, i, BFA_PER_UF_DMA_SZ); |
|
uf->buf_pa = ufm_pbs_pa(ufm, i); |
|
list_add_tail(&uf->qe, &ufm->uf_free_q); |
|
} |
|
|
|
/* |
|
* advance memory pointer |
|
*/ |
|
bfa_mem_kva_curp(ufm) = (u8 *) uf; |
|
} |
|
|
|
static void |
|
uf_mem_claim(struct bfa_uf_mod_s *ufm) |
|
{ |
|
claim_ufs(ufm); |
|
claim_uf_post_msgs(ufm); |
|
} |
|
|
|
void |
|
bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *minfo, |
|
struct bfa_s *bfa) |
|
{ |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); |
|
struct bfa_mem_kva_s *uf_kva = BFA_MEM_UF_KVA(bfa); |
|
u32 num_ufs = cfg->fwcfg.num_uf_bufs; |
|
struct bfa_mem_dma_s *seg_ptr; |
|
u16 nsegs, idx, per_seg_uf = 0; |
|
|
|
nsegs = BFI_MEM_DMA_NSEGS(num_ufs, BFA_PER_UF_DMA_SZ); |
|
per_seg_uf = BFI_MEM_NREQS_SEG(BFA_PER_UF_DMA_SZ); |
|
|
|
bfa_mem_dma_seg_iter(ufm, seg_ptr, nsegs, idx) { |
|
if (num_ufs >= per_seg_uf) { |
|
num_ufs -= per_seg_uf; |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
per_seg_uf * BFA_PER_UF_DMA_SZ); |
|
} else |
|
bfa_mem_dma_setup(minfo, seg_ptr, |
|
num_ufs * BFA_PER_UF_DMA_SZ); |
|
} |
|
|
|
/* kva memory */ |
|
bfa_mem_kva_setup(minfo, uf_kva, cfg->fwcfg.num_uf_bufs * |
|
(sizeof(struct bfa_uf_s) + sizeof(struct bfi_uf_buf_post_s))); |
|
} |
|
|
|
void |
|
bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); |
|
|
|
ufm->bfa = bfa; |
|
ufm->num_ufs = cfg->fwcfg.num_uf_bufs; |
|
INIT_LIST_HEAD(&ufm->uf_free_q); |
|
INIT_LIST_HEAD(&ufm->uf_posted_q); |
|
INIT_LIST_HEAD(&ufm->uf_unused_q); |
|
|
|
uf_mem_claim(ufm); |
|
} |
|
|
|
static struct bfa_uf_s * |
|
bfa_uf_get(struct bfa_uf_mod_s *uf_mod) |
|
{ |
|
struct bfa_uf_s *uf; |
|
|
|
bfa_q_deq(&uf_mod->uf_free_q, &uf); |
|
return uf; |
|
} |
|
|
|
static void |
|
bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf) |
|
{ |
|
list_add_tail(&uf->qe, &uf_mod->uf_free_q); |
|
} |
|
|
|
static bfa_status_t |
|
bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf) |
|
{ |
|
struct bfi_uf_buf_post_s *uf_post_msg; |
|
|
|
uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP); |
|
if (!uf_post_msg) |
|
return BFA_STATUS_FAILED; |
|
|
|
memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag], |
|
sizeof(struct bfi_uf_buf_post_s)); |
|
bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP, uf_post_msg->mh); |
|
|
|
bfa_trc(ufm->bfa, uf->uf_tag); |
|
|
|
list_add_tail(&uf->qe, &ufm->uf_posted_q); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
static void |
|
bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod) |
|
{ |
|
struct bfa_uf_s *uf; |
|
|
|
while ((uf = bfa_uf_get(uf_mod)) != NULL) { |
|
if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK) |
|
break; |
|
} |
|
} |
|
|
|
static void |
|
uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) |
|
{ |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); |
|
u16 uf_tag = m->buf_tag; |
|
struct bfa_uf_s *uf = &ufm->uf_list[uf_tag]; |
|
struct bfa_uf_buf_s *uf_buf; |
|
uint8_t *buf; |
|
|
|
uf_buf = (struct bfa_uf_buf_s *) |
|
bfa_mem_get_dmabuf_kva(ufm, uf_tag, uf->pb_len); |
|
buf = &uf_buf->d[0]; |
|
|
|
m->frm_len = be16_to_cpu(m->frm_len); |
|
m->xfr_len = be16_to_cpu(m->xfr_len); |
|
|
|
list_del(&uf->qe); /* dequeue from posted queue */ |
|
|
|
uf->data_ptr = buf; |
|
uf->data_len = m->xfr_len; |
|
|
|
WARN_ON(uf->data_len < sizeof(struct fchs_s)); |
|
|
|
if (uf->data_len == sizeof(struct fchs_s)) { |
|
bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX, |
|
uf->data_len, (struct fchs_s *)buf); |
|
} else { |
|
u32 pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s))); |
|
bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF, |
|
BFA_PL_EID_RX, uf->data_len, |
|
(struct fchs_s *)buf, pld_w0); |
|
} |
|
|
|
if (bfa->fcs) |
|
__bfa_cb_uf_recv(uf, BFA_TRUE); |
|
else |
|
bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); |
|
} |
|
|
|
void |
|
bfa_uf_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); |
|
struct bfa_uf_s *uf; |
|
struct list_head *qe, *qen; |
|
|
|
/* Enqueue unused uf resources to free_q */ |
|
list_splice_tail_init(&ufm->uf_unused_q, &ufm->uf_free_q); |
|
|
|
list_for_each_safe(qe, qen, &ufm->uf_posted_q) { |
|
uf = (struct bfa_uf_s *) qe; |
|
list_del(&uf->qe); |
|
bfa_uf_put(ufm, uf); |
|
} |
|
} |
|
|
|
void |
|
bfa_uf_start(struct bfa_s *bfa) |
|
{ |
|
bfa_uf_post_all(BFA_UF_MOD(bfa)); |
|
} |
|
|
|
/* |
|
* Register handler for all unsolicted receive frames. |
|
* |
|
* @param[in] bfa BFA instance |
|
* @param[in] ufrecv receive handler function |
|
* @param[in] cbarg receive handler arg |
|
*/ |
|
void |
|
bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg) |
|
{ |
|
struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa); |
|
|
|
ufm->ufrecv = ufrecv; |
|
ufm->cbarg = cbarg; |
|
} |
|
|
|
/* |
|
* Free an unsolicited frame back to BFA. |
|
* |
|
* @param[in] uf unsolicited frame to be freed |
|
* |
|
* @return None |
|
*/ |
|
void |
|
bfa_uf_free(struct bfa_uf_s *uf) |
|
{ |
|
bfa_uf_put(BFA_UF_MOD(uf->bfa), uf); |
|
bfa_uf_post_all(BFA_UF_MOD(uf->bfa)); |
|
} |
|
|
|
|
|
|
|
/* |
|
* uf_pub BFA uf module public functions |
|
*/ |
|
void |
|
bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg) |
|
{ |
|
bfa_trc(bfa, msg->mhdr.msg_id); |
|
|
|
switch (msg->mhdr.msg_id) { |
|
case BFI_UF_I2H_FRM_RCVD: |
|
uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg); |
|
break; |
|
|
|
default: |
|
bfa_trc(bfa, msg->mhdr.msg_id); |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
void |
|
bfa_uf_res_recfg(struct bfa_s *bfa, u16 num_uf_fw) |
|
{ |
|
struct bfa_uf_mod_s *mod = BFA_UF_MOD(bfa); |
|
struct list_head *qe; |
|
int i; |
|
|
|
for (i = 0; i < (mod->num_ufs - num_uf_fw); i++) { |
|
bfa_q_deq_tail(&mod->uf_free_q, &qe); |
|
list_add_tail(qe, &mod->uf_unused_q); |
|
} |
|
} |
|
|
|
/* |
|
* Dport forward declaration |
|
*/ |
|
|
|
enum bfa_dport_test_state_e { |
|
BFA_DPORT_ST_DISABLED = 0, /*!< dport is disabled */ |
|
BFA_DPORT_ST_INP = 1, /*!< test in progress */ |
|
BFA_DPORT_ST_COMP = 2, /*!< test complete successfully */ |
|
BFA_DPORT_ST_NO_SFP = 3, /*!< sfp is not present */ |
|
BFA_DPORT_ST_NOTSTART = 4, /*!< test not start dport is enabled */ |
|
}; |
|
|
|
/* |
|
* BFA DPORT state machine events |
|
*/ |
|
enum bfa_dport_sm_event { |
|
BFA_DPORT_SM_ENABLE = 1, /* dport enable event */ |
|
BFA_DPORT_SM_DISABLE = 2, /* dport disable event */ |
|
BFA_DPORT_SM_FWRSP = 3, /* fw enable/disable rsp */ |
|
BFA_DPORT_SM_QRESUME = 4, /* CQ space available */ |
|
BFA_DPORT_SM_HWFAIL = 5, /* IOC h/w failure */ |
|
BFA_DPORT_SM_START = 6, /* re-start dport test */ |
|
BFA_DPORT_SM_REQFAIL = 7, /* request failure */ |
|
BFA_DPORT_SM_SCN = 8, /* state change notify frm fw */ |
|
}; |
|
|
|
static void bfa_dport_sm_disabled(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_enabling(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_enabled(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_disabling(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_starting(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event); |
|
static void bfa_dport_qresume(void *cbarg); |
|
static void bfa_dport_req_comp(struct bfa_dport_s *dport, |
|
struct bfi_diag_dport_rsp_s *msg); |
|
static void bfa_dport_scn(struct bfa_dport_s *dport, |
|
struct bfi_diag_dport_scn_s *msg); |
|
|
|
/* |
|
* BFA fcdiag module |
|
*/ |
|
#define BFA_DIAG_QTEST_TOV 1000 /* msec */ |
|
|
|
/* |
|
* Set port status to busy |
|
*/ |
|
static void |
|
bfa_fcdiag_set_busy_status(struct bfa_fcdiag_s *fcdiag) |
|
{ |
|
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fcdiag->bfa); |
|
|
|
if (fcdiag->lb.lock) |
|
fcport->diag_busy = BFA_TRUE; |
|
else |
|
fcport->diag_busy = BFA_FALSE; |
|
} |
|
|
|
void |
|
bfa_fcdiag_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
|
struct bfa_pcidev_s *pcidev) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
fcdiag->bfa = bfa; |
|
fcdiag->trcmod = bfa->trcmod; |
|
/* The common DIAG attach bfa_diag_attach() will do all memory claim */ |
|
dport->bfa = bfa; |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_reqq_winit(&dport->reqq_wait, bfa_dport_qresume, dport); |
|
dport->cbfn = NULL; |
|
dport->cbarg = NULL; |
|
dport->test_state = BFA_DPORT_ST_DISABLED; |
|
memset(&dport->result, 0, sizeof(struct bfa_diag_dport_result_s)); |
|
} |
|
|
|
void |
|
bfa_fcdiag_iocdisable(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
bfa_trc(fcdiag, fcdiag->lb.lock); |
|
if (fcdiag->lb.lock) { |
|
fcdiag->lb.status = BFA_STATUS_IOC_FAILURE; |
|
fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status); |
|
fcdiag->lb.lock = 0; |
|
bfa_fcdiag_set_busy_status(fcdiag); |
|
} |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_HWFAIL); |
|
} |
|
|
|
static void |
|
bfa_fcdiag_queuetest_timeout(void *cbarg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = cbarg; |
|
struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result; |
|
|
|
bfa_trc(fcdiag, fcdiag->qtest.all); |
|
bfa_trc(fcdiag, fcdiag->qtest.count); |
|
|
|
fcdiag->qtest.timer_active = 0; |
|
|
|
res->status = BFA_STATUS_ETIMER; |
|
res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count; |
|
if (fcdiag->qtest.all) |
|
res->queue = fcdiag->qtest.all; |
|
|
|
bfa_trc(fcdiag, BFA_STATUS_ETIMER); |
|
fcdiag->qtest.status = BFA_STATUS_ETIMER; |
|
fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status); |
|
fcdiag->qtest.lock = 0; |
|
} |
|
|
|
static bfa_status_t |
|
bfa_fcdiag_queuetest_send(struct bfa_fcdiag_s *fcdiag) |
|
{ |
|
u32 i; |
|
struct bfi_diag_qtest_req_s *req; |
|
|
|
req = bfa_reqq_next(fcdiag->bfa, fcdiag->qtest.queue); |
|
if (!req) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* build host command */ |
|
bfi_h2i_set(req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_QTEST, |
|
bfa_fn_lpu(fcdiag->bfa)); |
|
|
|
for (i = 0; i < BFI_LMSG_PL_WSZ; i++) |
|
req->data[i] = QTEST_PAT_DEFAULT; |
|
|
|
bfa_trc(fcdiag, fcdiag->qtest.queue); |
|
/* ring door bell */ |
|
bfa_reqq_produce(fcdiag->bfa, fcdiag->qtest.queue, req->mh); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
static void |
|
bfa_fcdiag_queuetest_comp(struct bfa_fcdiag_s *fcdiag, |
|
bfi_diag_qtest_rsp_t *rsp) |
|
{ |
|
struct bfa_diag_qtest_result_s *res = fcdiag->qtest.result; |
|
bfa_status_t status = BFA_STATUS_OK; |
|
int i; |
|
|
|
/* Check timer, should still be active */ |
|
if (!fcdiag->qtest.timer_active) { |
|
bfa_trc(fcdiag, fcdiag->qtest.timer_active); |
|
return; |
|
} |
|
|
|
/* update count */ |
|
fcdiag->qtest.count--; |
|
|
|
/* Check result */ |
|
for (i = 0; i < BFI_LMSG_PL_WSZ; i++) { |
|
if (rsp->data[i] != ~(QTEST_PAT_DEFAULT)) { |
|
res->status = BFA_STATUS_DATACORRUPTED; |
|
break; |
|
} |
|
} |
|
|
|
if (res->status == BFA_STATUS_OK) { |
|
if (fcdiag->qtest.count > 0) { |
|
status = bfa_fcdiag_queuetest_send(fcdiag); |
|
if (status == BFA_STATUS_OK) |
|
return; |
|
else |
|
res->status = status; |
|
} else if (fcdiag->qtest.all > 0 && |
|
fcdiag->qtest.queue < (BFI_IOC_MAX_CQS - 1)) { |
|
fcdiag->qtest.count = QTEST_CNT_DEFAULT; |
|
fcdiag->qtest.queue++; |
|
status = bfa_fcdiag_queuetest_send(fcdiag); |
|
if (status == BFA_STATUS_OK) |
|
return; |
|
else |
|
res->status = status; |
|
} |
|
} |
|
|
|
/* Stop timer when we comp all queue */ |
|
if (fcdiag->qtest.timer_active) { |
|
bfa_timer_stop(&fcdiag->qtest.timer); |
|
fcdiag->qtest.timer_active = 0; |
|
} |
|
res->queue = fcdiag->qtest.queue; |
|
res->count = QTEST_CNT_DEFAULT - fcdiag->qtest.count; |
|
bfa_trc(fcdiag, res->count); |
|
bfa_trc(fcdiag, res->status); |
|
fcdiag->qtest.status = res->status; |
|
fcdiag->qtest.cbfn(fcdiag->qtest.cbarg, fcdiag->qtest.status); |
|
fcdiag->qtest.lock = 0; |
|
} |
|
|
|
static void |
|
bfa_fcdiag_loopback_comp(struct bfa_fcdiag_s *fcdiag, |
|
struct bfi_diag_lb_rsp_s *rsp) |
|
{ |
|
struct bfa_diag_loopback_result_s *res = fcdiag->lb.result; |
|
|
|
res->numtxmfrm = be32_to_cpu(rsp->res.numtxmfrm); |
|
res->numosffrm = be32_to_cpu(rsp->res.numosffrm); |
|
res->numrcvfrm = be32_to_cpu(rsp->res.numrcvfrm); |
|
res->badfrminf = be32_to_cpu(rsp->res.badfrminf); |
|
res->badfrmnum = be32_to_cpu(rsp->res.badfrmnum); |
|
res->status = rsp->res.status; |
|
fcdiag->lb.status = rsp->res.status; |
|
bfa_trc(fcdiag, fcdiag->lb.status); |
|
fcdiag->lb.cbfn(fcdiag->lb.cbarg, fcdiag->lb.status); |
|
fcdiag->lb.lock = 0; |
|
bfa_fcdiag_set_busy_status(fcdiag); |
|
} |
|
|
|
static bfa_status_t |
|
bfa_fcdiag_loopback_send(struct bfa_fcdiag_s *fcdiag, |
|
struct bfa_diag_loopback_s *loopback) |
|
{ |
|
struct bfi_diag_lb_req_s *lb_req; |
|
|
|
lb_req = bfa_reqq_next(fcdiag->bfa, BFA_REQQ_DIAG); |
|
if (!lb_req) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* build host command */ |
|
bfi_h2i_set(lb_req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_LOOPBACK, |
|
bfa_fn_lpu(fcdiag->bfa)); |
|
|
|
lb_req->lb_mode = loopback->lb_mode; |
|
lb_req->speed = loopback->speed; |
|
lb_req->loopcnt = loopback->loopcnt; |
|
lb_req->pattern = loopback->pattern; |
|
|
|
/* ring door bell */ |
|
bfa_reqq_produce(fcdiag->bfa, BFA_REQQ_DIAG, lb_req->mh); |
|
|
|
bfa_trc(fcdiag, loopback->lb_mode); |
|
bfa_trc(fcdiag, loopback->speed); |
|
bfa_trc(fcdiag, loopback->loopcnt); |
|
bfa_trc(fcdiag, loopback->pattern); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* cpe/rme intr handler |
|
*/ |
|
void |
|
bfa_fcdiag_intr(struct bfa_s *bfa, struct bfi_msg_s *msg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
|
|
switch (msg->mhdr.msg_id) { |
|
case BFI_DIAG_I2H_LOOPBACK: |
|
bfa_fcdiag_loopback_comp(fcdiag, |
|
(struct bfi_diag_lb_rsp_s *) msg); |
|
break; |
|
case BFI_DIAG_I2H_QTEST: |
|
bfa_fcdiag_queuetest_comp(fcdiag, (bfi_diag_qtest_rsp_t *)msg); |
|
break; |
|
case BFI_DIAG_I2H_DPORT: |
|
bfa_dport_req_comp(&fcdiag->dport, |
|
(struct bfi_diag_dport_rsp_s *)msg); |
|
break; |
|
case BFI_DIAG_I2H_DPORT_SCN: |
|
bfa_dport_scn(&fcdiag->dport, |
|
(struct bfi_diag_dport_scn_s *)msg); |
|
break; |
|
default: |
|
bfa_trc(fcdiag, msg->mhdr.msg_id); |
|
WARN_ON(1); |
|
} |
|
} |
|
|
|
/* |
|
* Loopback test |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
* @param[in] opmode - port operation mode |
|
* @param[in] speed - port speed |
|
* @param[in] lpcnt - loop count |
|
* @param[in] pat - pattern to build packet |
|
* @param[in] *result - pt to bfa_diag_loopback_result_t data struct |
|
* @param[in] cbfn - callback function |
|
* @param[in] cbarg - callback functioin arg |
|
* |
|
* @param[out] |
|
*/ |
|
bfa_status_t |
|
bfa_fcdiag_loopback(struct bfa_s *bfa, enum bfa_port_opmode opmode, |
|
enum bfa_port_speed speed, u32 lpcnt, u32 pat, |
|
struct bfa_diag_loopback_result_s *result, bfa_cb_diag_t cbfn, |
|
void *cbarg) |
|
{ |
|
struct bfa_diag_loopback_s loopback; |
|
struct bfa_port_attr_s attr; |
|
bfa_status_t status; |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
|
|
if (!bfa_iocfc_is_operational(bfa)) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
/* if port is PBC disabled, return error */ |
|
if (bfa_fcport_is_pbcdisabled(bfa)) { |
|
bfa_trc(fcdiag, BFA_STATUS_PBC); |
|
return BFA_STATUS_PBC; |
|
} |
|
|
|
if (bfa_fcport_is_disabled(bfa) == BFA_FALSE) { |
|
bfa_trc(fcdiag, opmode); |
|
return BFA_STATUS_PORT_NOT_DISABLED; |
|
} |
|
|
|
/* |
|
* Check if input speed is supported by the port mode |
|
*/ |
|
if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) { |
|
if (!(speed == BFA_PORT_SPEED_1GBPS || |
|
speed == BFA_PORT_SPEED_2GBPS || |
|
speed == BFA_PORT_SPEED_4GBPS || |
|
speed == BFA_PORT_SPEED_8GBPS || |
|
speed == BFA_PORT_SPEED_16GBPS || |
|
speed == BFA_PORT_SPEED_AUTO)) { |
|
bfa_trc(fcdiag, speed); |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
bfa_fcport_get_attr(bfa, &attr); |
|
bfa_trc(fcdiag, attr.speed_supported); |
|
if (speed > attr.speed_supported) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} else { |
|
if (speed != BFA_PORT_SPEED_10GBPS) { |
|
bfa_trc(fcdiag, speed); |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
} |
|
|
|
/* |
|
* For CT2, 1G is not supported |
|
*/ |
|
if ((speed == BFA_PORT_SPEED_1GBPS) && |
|
(bfa_asic_id_ct2(bfa->ioc.pcidev.device_id))) { |
|
bfa_trc(fcdiag, speed); |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
|
|
/* For Mezz card, port speed entered needs to be checked */ |
|
if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type)) { |
|
if (bfa_ioc_get_type(&bfa->ioc) == BFA_IOC_TYPE_FC) { |
|
if (!(speed == BFA_PORT_SPEED_1GBPS || |
|
speed == BFA_PORT_SPEED_2GBPS || |
|
speed == BFA_PORT_SPEED_4GBPS || |
|
speed == BFA_PORT_SPEED_8GBPS || |
|
speed == BFA_PORT_SPEED_16GBPS || |
|
speed == BFA_PORT_SPEED_AUTO)) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} else { |
|
if (speed != BFA_PORT_SPEED_10GBPS) |
|
return BFA_STATUS_UNSUPP_SPEED; |
|
} |
|
} |
|
/* check to see if fcport is dport */ |
|
if (bfa_fcport_is_dport(bfa)) { |
|
bfa_trc(fcdiag, fcdiag->lb.lock); |
|
return BFA_STATUS_DPORT_ENABLED; |
|
} |
|
/* check to see if there is another destructive diag cmd running */ |
|
if (fcdiag->lb.lock) { |
|
bfa_trc(fcdiag, fcdiag->lb.lock); |
|
return BFA_STATUS_DEVBUSY; |
|
} |
|
|
|
fcdiag->lb.lock = 1; |
|
loopback.lb_mode = opmode; |
|
loopback.speed = speed; |
|
loopback.loopcnt = lpcnt; |
|
loopback.pattern = pat; |
|
fcdiag->lb.result = result; |
|
fcdiag->lb.cbfn = cbfn; |
|
fcdiag->lb.cbarg = cbarg; |
|
memset(result, 0, sizeof(struct bfa_diag_loopback_result_s)); |
|
bfa_fcdiag_set_busy_status(fcdiag); |
|
|
|
/* Send msg to fw */ |
|
status = bfa_fcdiag_loopback_send(fcdiag, &loopback); |
|
return status; |
|
} |
|
|
|
/* |
|
* DIAG queue test command |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
* @param[in] force - 1: don't do ioc op checking |
|
* @param[in] queue - queue no. to test |
|
* @param[in] *result - pt to bfa_diag_qtest_result_t data struct |
|
* @param[in] cbfn - callback function |
|
* @param[in] *cbarg - callback functioin arg |
|
* |
|
* @param[out] |
|
*/ |
|
bfa_status_t |
|
bfa_fcdiag_queuetest(struct bfa_s *bfa, u32 force, u32 queue, |
|
struct bfa_diag_qtest_result_s *result, bfa_cb_diag_t cbfn, |
|
void *cbarg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
bfa_status_t status; |
|
bfa_trc(fcdiag, force); |
|
bfa_trc(fcdiag, queue); |
|
|
|
if (!force && !bfa_iocfc_is_operational(bfa)) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
/* check to see if there is another destructive diag cmd running */ |
|
if (fcdiag->qtest.lock) { |
|
bfa_trc(fcdiag, fcdiag->qtest.lock); |
|
return BFA_STATUS_DEVBUSY; |
|
} |
|
|
|
/* Initialization */ |
|
fcdiag->qtest.lock = 1; |
|
fcdiag->qtest.cbfn = cbfn; |
|
fcdiag->qtest.cbarg = cbarg; |
|
fcdiag->qtest.result = result; |
|
fcdiag->qtest.count = QTEST_CNT_DEFAULT; |
|
|
|
/* Init test results */ |
|
fcdiag->qtest.result->status = BFA_STATUS_OK; |
|
fcdiag->qtest.result->count = 0; |
|
|
|
/* send */ |
|
if (queue < BFI_IOC_MAX_CQS) { |
|
fcdiag->qtest.result->queue = (u8)queue; |
|
fcdiag->qtest.queue = (u8)queue; |
|
fcdiag->qtest.all = 0; |
|
} else { |
|
fcdiag->qtest.result->queue = 0; |
|
fcdiag->qtest.queue = 0; |
|
fcdiag->qtest.all = 1; |
|
} |
|
status = bfa_fcdiag_queuetest_send(fcdiag); |
|
|
|
/* Start a timer */ |
|
if (status == BFA_STATUS_OK) { |
|
bfa_timer_start(bfa, &fcdiag->qtest.timer, |
|
bfa_fcdiag_queuetest_timeout, fcdiag, |
|
BFA_DIAG_QTEST_TOV); |
|
fcdiag->qtest.timer_active = 1; |
|
} |
|
return status; |
|
} |
|
|
|
/* |
|
* DIAG PLB is running |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
* |
|
* @param[out] |
|
*/ |
|
bfa_status_t |
|
bfa_fcdiag_lb_is_running(struct bfa_s *bfa) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
return fcdiag->lb.lock ? BFA_STATUS_DIAG_BUSY : BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* D-port |
|
*/ |
|
#define bfa_dport_result_start(__dport, __mode) do { \ |
|
(__dport)->result.start_time = ktime_get_real_seconds(); \ |
|
(__dport)->result.status = DPORT_TEST_ST_INPRG; \ |
|
(__dport)->result.mode = (__mode); \ |
|
(__dport)->result.rp_pwwn = (__dport)->rp_pwwn; \ |
|
(__dport)->result.rp_nwwn = (__dport)->rp_nwwn; \ |
|
(__dport)->result.lpcnt = (__dport)->lpcnt; \ |
|
} while (0) |
|
|
|
static bfa_boolean_t bfa_dport_send_req(struct bfa_dport_s *dport, |
|
enum bfi_dport_req req); |
|
static void |
|
bfa_cb_fcdiag_dport(struct bfa_dport_s *dport, bfa_status_t bfa_status) |
|
{ |
|
if (dport->cbfn != NULL) { |
|
dport->cbfn(dport->cbarg, bfa_status); |
|
dport->cbfn = NULL; |
|
dport->cbarg = NULL; |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_disabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_ENABLE: |
|
bfa_fcport_dportenable(dport->bfa); |
|
if (bfa_dport_send_req(dport, BFI_DPORT_ENABLE)) |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabling); |
|
else |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabling_qwait); |
|
break; |
|
|
|
case BFA_DPORT_SM_DISABLE: |
|
/* Already disabled */ |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
/* ignore */ |
|
break; |
|
|
|
case BFA_DPORT_SM_SCN: |
|
if (dport->i2hmsg.scn.state == BFI_DPORT_SCN_DDPORT_ENABLE) { |
|
bfa_fcport_ddportenable(dport->bfa); |
|
dport->dynamic = BFA_TRUE; |
|
dport->test_state = BFA_DPORT_ST_NOTSTART; |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabled); |
|
} else { |
|
bfa_trc(dport->bfa, dport->i2hmsg.scn.state); |
|
WARN_ON(1); |
|
} |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_enabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_QRESUME: |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabling); |
|
bfa_dport_send_req(dport, BFI_DPORT_ENABLE); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_reqq_wcancel(&dport->reqq_wait); |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_enabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_FWRSP: |
|
memset(&dport->result, 0, |
|
sizeof(struct bfa_diag_dport_result_s)); |
|
if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) { |
|
dport->test_state = BFA_DPORT_ST_NO_SFP; |
|
} else { |
|
dport->test_state = BFA_DPORT_ST_INP; |
|
bfa_dport_result_start(dport, BFA_DPORT_OPMODE_AUTO); |
|
} |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabled); |
|
break; |
|
|
|
case BFA_DPORT_SM_REQFAIL: |
|
dport->test_state = BFA_DPORT_ST_DISABLED; |
|
bfa_fcport_dportdisable(dport->bfa); |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_enabled(struct bfa_dport_s *dport, enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_START: |
|
if (bfa_dport_send_req(dport, BFI_DPORT_START)) |
|
bfa_sm_set_state(dport, bfa_dport_sm_starting); |
|
else |
|
bfa_sm_set_state(dport, bfa_dport_sm_starting_qwait); |
|
break; |
|
|
|
case BFA_DPORT_SM_DISABLE: |
|
bfa_fcport_dportdisable(dport->bfa); |
|
if (bfa_dport_send_req(dport, BFI_DPORT_DISABLE)) |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabling); |
|
else |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabling_qwait); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
break; |
|
|
|
case BFA_DPORT_SM_SCN: |
|
switch (dport->i2hmsg.scn.state) { |
|
case BFI_DPORT_SCN_TESTCOMP: |
|
dport->test_state = BFA_DPORT_ST_COMP; |
|
break; |
|
|
|
case BFI_DPORT_SCN_TESTSTART: |
|
dport->test_state = BFA_DPORT_ST_INP; |
|
break; |
|
|
|
case BFI_DPORT_SCN_TESTSKIP: |
|
case BFI_DPORT_SCN_SUBTESTSTART: |
|
/* no state change */ |
|
break; |
|
|
|
case BFI_DPORT_SCN_SFP_REMOVED: |
|
dport->test_state = BFA_DPORT_ST_NO_SFP; |
|
break; |
|
|
|
case BFI_DPORT_SCN_DDPORT_DISABLE: |
|
bfa_fcport_ddportdisable(dport->bfa); |
|
|
|
if (bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE)) |
|
bfa_sm_set_state(dport, |
|
bfa_dport_sm_dynamic_disabling); |
|
else |
|
bfa_sm_set_state(dport, |
|
bfa_dport_sm_dynamic_disabling_qwait); |
|
break; |
|
|
|
case BFI_DPORT_SCN_FCPORT_DISABLE: |
|
bfa_fcport_ddportdisable(dport->bfa); |
|
|
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
dport->dynamic = BFA_FALSE; |
|
break; |
|
|
|
default: |
|
bfa_trc(dport->bfa, dport->i2hmsg.scn.state); |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
break; |
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_disabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_QRESUME: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabling); |
|
bfa_dport_send_req(dport, BFI_DPORT_DISABLE); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_reqq_wcancel(&dport->reqq_wait); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK); |
|
break; |
|
|
|
case BFA_DPORT_SM_SCN: |
|
/* ignore */ |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_disabling(struct bfa_dport_s *dport, enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_FWRSP: |
|
dport->test_state = BFA_DPORT_ST_DISABLED; |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK); |
|
break; |
|
|
|
case BFA_DPORT_SM_SCN: |
|
/* no state change */ |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_starting_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_QRESUME: |
|
bfa_sm_set_state(dport, bfa_dport_sm_starting); |
|
bfa_dport_send_req(dport, BFI_DPORT_START); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_reqq_wcancel(&dport->reqq_wait); |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_starting(struct bfa_dport_s *dport, enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_FWRSP: |
|
memset(&dport->result, 0, |
|
sizeof(struct bfa_diag_dport_result_s)); |
|
if (dport->i2hmsg.rsp.status == BFA_STATUS_DPORT_INV_SFP) { |
|
dport->test_state = BFA_DPORT_ST_NO_SFP; |
|
} else { |
|
dport->test_state = BFA_DPORT_ST_INP; |
|
bfa_dport_result_start(dport, BFA_DPORT_OPMODE_MANU); |
|
} |
|
fallthrough; |
|
|
|
case BFA_DPORT_SM_REQFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_enabled); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_FAILED); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_dynamic_disabling(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_SCN: |
|
switch (dport->i2hmsg.scn.state) { |
|
case BFI_DPORT_SCN_DDPORT_DISABLED: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
dport->dynamic = BFA_FALSE; |
|
bfa_fcport_enable(dport->bfa); |
|
break; |
|
|
|
default: |
|
bfa_trc(dport->bfa, dport->i2hmsg.scn.state); |
|
bfa_sm_fault(dport->bfa, event); |
|
|
|
} |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK); |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_sm_dynamic_disabling_qwait(struct bfa_dport_s *dport, |
|
enum bfa_dport_sm_event event) |
|
{ |
|
bfa_trc(dport->bfa, event); |
|
|
|
switch (event) { |
|
case BFA_DPORT_SM_QRESUME: |
|
bfa_sm_set_state(dport, bfa_dport_sm_dynamic_disabling); |
|
bfa_dport_send_req(dport, BFI_DPORT_DYN_DISABLE); |
|
break; |
|
|
|
case BFA_DPORT_SM_HWFAIL: |
|
bfa_sm_set_state(dport, bfa_dport_sm_disabled); |
|
bfa_reqq_wcancel(&dport->reqq_wait); |
|
bfa_cb_fcdiag_dport(dport, BFA_STATUS_OK); |
|
break; |
|
|
|
case BFA_DPORT_SM_SCN: |
|
/* ignore */ |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, event); |
|
} |
|
} |
|
|
|
static bfa_boolean_t |
|
bfa_dport_send_req(struct bfa_dport_s *dport, enum bfi_dport_req req) |
|
{ |
|
struct bfi_diag_dport_req_s *m; |
|
|
|
/* |
|
* check for room in queue to send request now |
|
*/ |
|
m = bfa_reqq_next(dport->bfa, BFA_REQQ_DIAG); |
|
if (!m) { |
|
bfa_reqq_wait(dport->bfa, BFA_REQQ_PORT, &dport->reqq_wait); |
|
return BFA_FALSE; |
|
} |
|
|
|
bfi_h2i_set(m->mh, BFI_MC_DIAG, BFI_DIAG_H2I_DPORT, |
|
bfa_fn_lpu(dport->bfa)); |
|
m->req = req; |
|
if ((req == BFI_DPORT_ENABLE) || (req == BFI_DPORT_START)) { |
|
m->lpcnt = cpu_to_be32(dport->lpcnt); |
|
m->payload = cpu_to_be32(dport->payload); |
|
} |
|
|
|
/* |
|
* queue I/O message to firmware |
|
*/ |
|
bfa_reqq_produce(dport->bfa, BFA_REQQ_DIAG, m->mh); |
|
|
|
return BFA_TRUE; |
|
} |
|
|
|
static void |
|
bfa_dport_qresume(void *cbarg) |
|
{ |
|
struct bfa_dport_s *dport = cbarg; |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_QRESUME); |
|
} |
|
|
|
static void |
|
bfa_dport_req_comp(struct bfa_dport_s *dport, struct bfi_diag_dport_rsp_s *msg) |
|
{ |
|
msg->status = cpu_to_be32(msg->status); |
|
dport->i2hmsg.rsp.status = msg->status; |
|
dport->rp_pwwn = msg->pwwn; |
|
dport->rp_nwwn = msg->nwwn; |
|
|
|
if ((msg->status == BFA_STATUS_OK) || |
|
(msg->status == BFA_STATUS_DPORT_NO_SFP)) { |
|
bfa_trc(dport->bfa, msg->status); |
|
bfa_trc(dport->bfa, dport->rp_pwwn); |
|
bfa_trc(dport->bfa, dport->rp_nwwn); |
|
bfa_sm_send_event(dport, BFA_DPORT_SM_FWRSP); |
|
|
|
} else { |
|
bfa_trc(dport->bfa, msg->status); |
|
bfa_sm_send_event(dport, BFA_DPORT_SM_REQFAIL); |
|
} |
|
bfa_cb_fcdiag_dport(dport, msg->status); |
|
} |
|
|
|
static bfa_boolean_t |
|
bfa_dport_is_sending_req(struct bfa_dport_s *dport) |
|
{ |
|
if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabling) || |
|
bfa_sm_cmp_state(dport, bfa_dport_sm_enabling_qwait) || |
|
bfa_sm_cmp_state(dport, bfa_dport_sm_disabling) || |
|
bfa_sm_cmp_state(dport, bfa_dport_sm_disabling_qwait) || |
|
bfa_sm_cmp_state(dport, bfa_dport_sm_starting) || |
|
bfa_sm_cmp_state(dport, bfa_dport_sm_starting_qwait)) { |
|
return BFA_TRUE; |
|
} else { |
|
return BFA_FALSE; |
|
} |
|
} |
|
|
|
static void |
|
bfa_dport_scn(struct bfa_dport_s *dport, struct bfi_diag_dport_scn_s *msg) |
|
{ |
|
int i; |
|
uint8_t subtesttype; |
|
|
|
bfa_trc(dport->bfa, msg->state); |
|
dport->i2hmsg.scn.state = msg->state; |
|
|
|
switch (dport->i2hmsg.scn.state) { |
|
case BFI_DPORT_SCN_TESTCOMP: |
|
dport->result.end_time = ktime_get_real_seconds(); |
|
bfa_trc(dport->bfa, dport->result.end_time); |
|
|
|
dport->result.status = msg->info.testcomp.status; |
|
bfa_trc(dport->bfa, dport->result.status); |
|
|
|
dport->result.roundtrip_latency = |
|
cpu_to_be32(msg->info.testcomp.latency); |
|
dport->result.est_cable_distance = |
|
cpu_to_be32(msg->info.testcomp.distance); |
|
dport->result.buffer_required = |
|
be16_to_cpu(msg->info.testcomp.numbuffer); |
|
|
|
dport->result.frmsz = be16_to_cpu(msg->info.testcomp.frm_sz); |
|
dport->result.speed = msg->info.testcomp.speed; |
|
|
|
bfa_trc(dport->bfa, dport->result.roundtrip_latency); |
|
bfa_trc(dport->bfa, dport->result.est_cable_distance); |
|
bfa_trc(dport->bfa, dport->result.buffer_required); |
|
bfa_trc(dport->bfa, dport->result.frmsz); |
|
bfa_trc(dport->bfa, dport->result.speed); |
|
|
|
for (i = DPORT_TEST_ELOOP; i < DPORT_TEST_MAX; i++) { |
|
dport->result.subtest[i].status = |
|
msg->info.testcomp.subtest_status[i]; |
|
bfa_trc(dport->bfa, dport->result.subtest[i].status); |
|
} |
|
break; |
|
|
|
case BFI_DPORT_SCN_TESTSKIP: |
|
case BFI_DPORT_SCN_DDPORT_ENABLE: |
|
memset(&dport->result, 0, |
|
sizeof(struct bfa_diag_dport_result_s)); |
|
break; |
|
|
|
case BFI_DPORT_SCN_TESTSTART: |
|
memset(&dport->result, 0, |
|
sizeof(struct bfa_diag_dport_result_s)); |
|
dport->rp_pwwn = msg->info.teststart.pwwn; |
|
dport->rp_nwwn = msg->info.teststart.nwwn; |
|
dport->lpcnt = cpu_to_be32(msg->info.teststart.numfrm); |
|
bfa_dport_result_start(dport, msg->info.teststart.mode); |
|
break; |
|
|
|
case BFI_DPORT_SCN_SUBTESTSTART: |
|
subtesttype = msg->info.teststart.type; |
|
dport->result.subtest[subtesttype].start_time = |
|
ktime_get_real_seconds(); |
|
dport->result.subtest[subtesttype].status = |
|
DPORT_TEST_ST_INPRG; |
|
|
|
bfa_trc(dport->bfa, subtesttype); |
|
bfa_trc(dport->bfa, |
|
dport->result.subtest[subtesttype].start_time); |
|
break; |
|
|
|
case BFI_DPORT_SCN_SFP_REMOVED: |
|
case BFI_DPORT_SCN_DDPORT_DISABLED: |
|
case BFI_DPORT_SCN_DDPORT_DISABLE: |
|
case BFI_DPORT_SCN_FCPORT_DISABLE: |
|
dport->result.status = DPORT_TEST_ST_IDLE; |
|
break; |
|
|
|
default: |
|
bfa_sm_fault(dport->bfa, msg->state); |
|
} |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_SCN); |
|
} |
|
|
|
/* |
|
* Dport enable |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
*/ |
|
bfa_status_t |
|
bfa_dport_enable(struct bfa_s *bfa, u32 lpcnt, u32 pat, |
|
bfa_cb_diag_t cbfn, void *cbarg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
/* |
|
* Dport is not support in MEZZ card |
|
*/ |
|
if (bfa_mfg_is_mezz(dport->bfa->ioc.attr->card_type)) { |
|
bfa_trc(dport->bfa, BFA_STATUS_PBC); |
|
return BFA_STATUS_CMD_NOTSUPP_MEZZ; |
|
} |
|
|
|
/* |
|
* Dport is supported in CT2 or above |
|
*/ |
|
if (!(bfa_asic_id_ct2(dport->bfa->ioc.pcidev.device_id))) { |
|
bfa_trc(dport->bfa, dport->bfa->ioc.pcidev.device_id); |
|
return BFA_STATUS_FEATURE_NOT_SUPPORTED; |
|
} |
|
|
|
/* |
|
* Check to see if IOC is down |
|
*/ |
|
if (!bfa_iocfc_is_operational(bfa)) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
/* if port is PBC disabled, return error */ |
|
if (bfa_fcport_is_pbcdisabled(bfa)) { |
|
bfa_trc(dport->bfa, BFA_STATUS_PBC); |
|
return BFA_STATUS_PBC; |
|
} |
|
|
|
/* |
|
* Check if port mode is FC port |
|
*/ |
|
if (bfa_ioc_get_type(&bfa->ioc) != BFA_IOC_TYPE_FC) { |
|
bfa_trc(dport->bfa, bfa_ioc_get_type(&bfa->ioc)); |
|
return BFA_STATUS_CMD_NOTSUPP_CNA; |
|
} |
|
|
|
/* |
|
* Check if port is in LOOP mode |
|
*/ |
|
if ((bfa_fcport_get_cfg_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP) || |
|
(bfa_fcport_get_topology(bfa) == BFA_PORT_TOPOLOGY_LOOP)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_TOPOLOGY_LOOP; |
|
} |
|
|
|
/* |
|
* Check if port is TRUNK mode |
|
*/ |
|
if (bfa_fcport_is_trunk_enabled(bfa)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_ERROR_TRUNK_ENABLED; |
|
} |
|
|
|
/* |
|
* Check if diag loopback is running |
|
*/ |
|
if (bfa_fcdiag_lb_is_running(bfa)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_DIAG_BUSY; |
|
} |
|
|
|
/* |
|
* Check to see if port is disable or in dport state |
|
*/ |
|
if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) && |
|
(bfa_fcport_is_dport(bfa) == BFA_FALSE)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_PORT_NOT_DISABLED; |
|
} |
|
|
|
/* |
|
* Check if dport is in dynamic mode |
|
*/ |
|
if (dport->dynamic) |
|
return BFA_STATUS_DDPORT_ERR; |
|
|
|
/* |
|
* Check if dport is busy |
|
*/ |
|
if (bfa_dport_is_sending_req(dport)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* |
|
* Check if dport is already enabled |
|
*/ |
|
if (bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_DPORT_ENABLED; |
|
} |
|
|
|
bfa_trc(dport->bfa, lpcnt); |
|
bfa_trc(dport->bfa, pat); |
|
dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT; |
|
dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT; |
|
dport->cbfn = cbfn; |
|
dport->cbarg = cbarg; |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_ENABLE); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Dport disable |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
*/ |
|
bfa_status_t |
|
bfa_dport_disable(struct bfa_s *bfa, bfa_cb_diag_t cbfn, void *cbarg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
if (bfa_ioc_is_disabled(&bfa->ioc)) |
|
return BFA_STATUS_IOC_DISABLED; |
|
|
|
/* if port is PBC disabled, return error */ |
|
if (bfa_fcport_is_pbcdisabled(bfa)) { |
|
bfa_trc(dport->bfa, BFA_STATUS_PBC); |
|
return BFA_STATUS_PBC; |
|
} |
|
|
|
/* |
|
* Check if dport is in dynamic mode |
|
*/ |
|
if (dport->dynamic) { |
|
return BFA_STATUS_DDPORT_ERR; |
|
} |
|
|
|
/* |
|
* Check to see if port is disable or in dport state |
|
*/ |
|
if ((bfa_fcport_is_disabled(bfa) == BFA_FALSE) && |
|
(bfa_fcport_is_dport(bfa) == BFA_FALSE)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_PORT_NOT_DISABLED; |
|
} |
|
|
|
/* |
|
* Check if dport is busy |
|
*/ |
|
if (bfa_dport_is_sending_req(dport)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* |
|
* Check if dport is already disabled |
|
*/ |
|
if (bfa_sm_cmp_state(dport, bfa_dport_sm_disabled)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_DPORT_DISABLED; |
|
} |
|
|
|
dport->cbfn = cbfn; |
|
dport->cbarg = cbarg; |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_DISABLE); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Dport start -- restart dport test |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
*/ |
|
bfa_status_t |
|
bfa_dport_start(struct bfa_s *bfa, u32 lpcnt, u32 pat, |
|
bfa_cb_diag_t cbfn, void *cbarg) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
/* |
|
* Check to see if IOC is down |
|
*/ |
|
if (!bfa_iocfc_is_operational(bfa)) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
/* |
|
* Check if dport is in dynamic mode |
|
*/ |
|
if (dport->dynamic) |
|
return BFA_STATUS_DDPORT_ERR; |
|
|
|
/* |
|
* Check if dport is busy |
|
*/ |
|
if (bfa_dport_is_sending_req(dport)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* |
|
* Check if dport is in enabled state. |
|
* Test can only be restart when previous test has completed |
|
*/ |
|
if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_DPORT_DISABLED; |
|
|
|
} else { |
|
if (dport->test_state == BFA_DPORT_ST_NO_SFP) |
|
return BFA_STATUS_DPORT_INV_SFP; |
|
|
|
if (dport->test_state == BFA_DPORT_ST_INP) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
WARN_ON(dport->test_state != BFA_DPORT_ST_COMP); |
|
} |
|
|
|
bfa_trc(dport->bfa, lpcnt); |
|
bfa_trc(dport->bfa, pat); |
|
|
|
dport->lpcnt = (lpcnt) ? lpcnt : DPORT_ENABLE_LOOPCNT_DEFAULT; |
|
dport->payload = (pat) ? pat : LB_PATTERN_DEFAULT; |
|
|
|
dport->cbfn = cbfn; |
|
dport->cbarg = cbarg; |
|
|
|
bfa_sm_send_event(dport, BFA_DPORT_SM_START); |
|
return BFA_STATUS_OK; |
|
} |
|
|
|
/* |
|
* Dport show -- return dport test result |
|
* |
|
* @param[in] *bfa - bfa data struct |
|
*/ |
|
bfa_status_t |
|
bfa_dport_show(struct bfa_s *bfa, struct bfa_diag_dport_result_s *result) |
|
{ |
|
struct bfa_fcdiag_s *fcdiag = BFA_FCDIAG_MOD(bfa); |
|
struct bfa_dport_s *dport = &fcdiag->dport; |
|
|
|
/* |
|
* Check to see if IOC is down |
|
*/ |
|
if (!bfa_iocfc_is_operational(bfa)) |
|
return BFA_STATUS_IOC_NON_OP; |
|
|
|
/* |
|
* Check if dport is busy |
|
*/ |
|
if (bfa_dport_is_sending_req(dport)) |
|
return BFA_STATUS_DEVBUSY; |
|
|
|
/* |
|
* Check if dport is in enabled state. |
|
*/ |
|
if (!bfa_sm_cmp_state(dport, bfa_dport_sm_enabled)) { |
|
bfa_trc(dport->bfa, 0); |
|
return BFA_STATUS_DPORT_DISABLED; |
|
|
|
} |
|
|
|
/* |
|
* Check if there is SFP |
|
*/ |
|
if (dport->test_state == BFA_DPORT_ST_NO_SFP) |
|
return BFA_STATUS_DPORT_INV_SFP; |
|
|
|
memcpy(result, &dport->result, sizeof(struct bfa_diag_dport_result_s)); |
|
|
|
return BFA_STATUS_OK; |
|
}
|
|
|