Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1 | /* |
Anil Gurumurthy | 889d0d4 | 2015-11-26 03:54:45 -0500 | [diff] [blame] | 2 | * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
| 3 | * Copyright (c) 2014- QLogic Corporation. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 4 | * All rights reserved |
Anil Gurumurthy | 889d0d4 | 2015-11-26 03:54:45 -0500 | [diff] [blame] | 5 | * www.qlogic.com |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 6 | * |
Anil Gurumurthy | 31e1d56 | 2015-11-26 03:54:46 -0500 | [diff] [blame] | 7 | * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 8 | * |
| 9 | * This program is free software; you can redistribute it and/or modify it |
| 10 | * under the terms of the GNU General Public License (GPL) Version 2 as |
| 11 | * published by the Free Software Foundation |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, but |
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | */ |
| 18 | |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 19 | #include "bfad_drv.h" |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 20 | #include "bfad_im.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 21 | #include "bfa_ioc.h" |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 22 | #include "bfi_reg.h" |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 23 | #include "bfa_defs.h" |
| 24 | #include "bfa_defs_svc.h" |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 25 | #include "bfi.h" |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 26 | |
Krishna Gudipati | 7af074d | 2010-03-05 19:35:45 -0800 | [diff] [blame] | 27 | BFA_TRC_FILE(CNA, IOC); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 28 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 29 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 30 | * IOC local definitions |
| 31 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 32 | #define BFA_IOC_TOV 3000 /* msecs */ |
| 33 | #define BFA_IOC_HWSEM_TOV 500 /* msecs */ |
| 34 | #define BFA_IOC_HB_TOV 500 /* msecs */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 35 | #define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 36 | #define BFA_IOC_POLL_TOV BFA_TIMER_FREQ |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 37 | |
| 38 | #define bfa_ioc_timer_start(__ioc) \ |
| 39 | bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ |
| 40 | bfa_ioc_timeout, (__ioc), BFA_IOC_TOV) |
| 41 | #define bfa_ioc_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer) |
| 42 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 43 | #define bfa_hb_timer_start(__ioc) \ |
| 44 | bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->hb_timer, \ |
| 45 | bfa_ioc_hb_check, (__ioc), BFA_IOC_HB_TOV) |
| 46 | #define bfa_hb_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->hb_timer) |
| 47 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 48 | #define BFA_DBG_FWTRC_OFF(_fn) (BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn)) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 49 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 50 | #define bfa_ioc_state_disabled(__sm) \ |
| 51 | (((__sm) == BFI_IOC_UNINIT) || \ |
| 52 | ((__sm) == BFI_IOC_INITING) || \ |
| 53 | ((__sm) == BFI_IOC_HWINIT) || \ |
| 54 | ((__sm) == BFI_IOC_DISABLED) || \ |
| 55 | ((__sm) == BFI_IOC_FAIL) || \ |
| 56 | ((__sm) == BFI_IOC_CFG_DISABLED)) |
| 57 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 58 | /* |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 59 | * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details. |
| 60 | */ |
| 61 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 62 | #define bfa_ioc_firmware_lock(__ioc) \ |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 63 | ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc)) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 64 | #define bfa_ioc_firmware_unlock(__ioc) \ |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 65 | ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc)) |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 66 | #define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc)) |
| 67 | #define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc)) |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 68 | #define bfa_ioc_notify_fail(__ioc) \ |
| 69 | ((__ioc)->ioc_hwif->ioc_notify_fail(__ioc)) |
Jing Huang | 45d7f0c | 2011-04-13 11:45:53 -0700 | [diff] [blame] | 70 | #define bfa_ioc_sync_start(__ioc) \ |
| 71 | ((__ioc)->ioc_hwif->ioc_sync_start(__ioc)) |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 72 | #define bfa_ioc_sync_join(__ioc) \ |
| 73 | ((__ioc)->ioc_hwif->ioc_sync_join(__ioc)) |
| 74 | #define bfa_ioc_sync_leave(__ioc) \ |
| 75 | ((__ioc)->ioc_hwif->ioc_sync_leave(__ioc)) |
| 76 | #define bfa_ioc_sync_ack(__ioc) \ |
| 77 | ((__ioc)->ioc_hwif->ioc_sync_ack(__ioc)) |
| 78 | #define bfa_ioc_sync_complete(__ioc) \ |
| 79 | ((__ioc)->ioc_hwif->ioc_sync_complete(__ioc)) |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 80 | #define bfa_ioc_set_cur_ioc_fwstate(__ioc, __fwstate) \ |
| 81 | ((__ioc)->ioc_hwif->ioc_set_fwstate(__ioc, __fwstate)) |
| 82 | #define bfa_ioc_get_cur_ioc_fwstate(__ioc) \ |
| 83 | ((__ioc)->ioc_hwif->ioc_get_fwstate(__ioc)) |
| 84 | #define bfa_ioc_set_alt_ioc_fwstate(__ioc, __fwstate) \ |
| 85 | ((__ioc)->ioc_hwif->ioc_set_alt_fwstate(__ioc, __fwstate)) |
| 86 | #define bfa_ioc_get_alt_ioc_fwstate(__ioc) \ |
| 87 | ((__ioc)->ioc_hwif->ioc_get_alt_fwstate(__ioc)) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 88 | |
| 89 | #define bfa_ioc_mbox_cmd_pending(__ioc) \ |
| 90 | (!list_empty(&((__ioc)->mbox_mod.cmd_q)) || \ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 91 | readl((__ioc)->ioc_regs.hfn_mbox_cmd)) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 92 | |
| 93 | bfa_boolean_t bfa_auto_recover = BFA_TRUE; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 94 | |
| 95 | /* |
| 96 | * forward declarations |
| 97 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 98 | static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 99 | static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force); |
| 100 | static void bfa_ioc_timeout(void *ioc); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 101 | static void bfa_ioc_poll_fwinit(struct bfa_ioc_s *ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 102 | static void bfa_ioc_send_enable(struct bfa_ioc_s *ioc); |
| 103 | static void bfa_ioc_send_disable(struct bfa_ioc_s *ioc); |
| 104 | static void bfa_ioc_send_getattr(struct bfa_ioc_s *ioc); |
| 105 | static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 106 | static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc); |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 107 | static void bfa_ioc_mbox_flush(struct bfa_ioc_s *ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 108 | static void bfa_ioc_recover(struct bfa_ioc_s *ioc); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 109 | static void bfa_ioc_event_notify(struct bfa_ioc_s *ioc , |
| 110 | enum bfa_ioc_event_e event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 111 | static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc); |
| 112 | static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 113 | static void bfa_ioc_fail_notify(struct bfa_ioc_s *ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 114 | static void bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 115 | static enum bfi_ioc_img_ver_cmp_e bfa_ioc_fw_ver_patch_cmp( |
| 116 | struct bfi_ioc_image_hdr_s *base_fwhdr, |
| 117 | struct bfi_ioc_image_hdr_s *fwhdr_to_cmp); |
| 118 | static enum bfi_ioc_img_ver_cmp_e bfa_ioc_flash_fwver_cmp( |
| 119 | struct bfa_ioc_s *ioc, |
| 120 | struct bfi_ioc_image_hdr_s *base_fwhdr); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 121 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 122 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 123 | * IOC state machine definitions/declarations |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 124 | */ |
| 125 | enum ioc_event { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 126 | IOC_E_RESET = 1, /* IOC reset request */ |
| 127 | IOC_E_ENABLE = 2, /* IOC enable request */ |
| 128 | IOC_E_DISABLE = 3, /* IOC disable request */ |
| 129 | IOC_E_DETACH = 4, /* driver detach cleanup */ |
| 130 | IOC_E_ENABLED = 5, /* f/w enabled */ |
| 131 | IOC_E_FWRSP_GETATTR = 6, /* IOC get attribute response */ |
| 132 | IOC_E_DISABLED = 7, /* f/w disabled */ |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 133 | IOC_E_PFFAILED = 8, /* failure notice by iocpf sm */ |
| 134 | IOC_E_HBFAIL = 9, /* heartbeat failure */ |
| 135 | IOC_E_HWERROR = 10, /* hardware error interrupt */ |
| 136 | IOC_E_TIMEOUT = 11, /* timeout */ |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 137 | IOC_E_HWFAILED = 12, /* PCI mapping failure notice */ |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 138 | }; |
| 139 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 140 | bfa_fsm_state_decl(bfa_ioc, uninit, struct bfa_ioc_s, enum ioc_event); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 141 | bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc_s, enum ioc_event); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 142 | bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc_s, enum ioc_event); |
| 143 | bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc_s, enum ioc_event); |
| 144 | bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc_s, enum ioc_event); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 145 | bfa_fsm_state_decl(bfa_ioc, fail_retry, struct bfa_ioc_s, enum ioc_event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 146 | bfa_fsm_state_decl(bfa_ioc, fail, struct bfa_ioc_s, enum ioc_event); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 147 | bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event); |
| 148 | bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 149 | bfa_fsm_state_decl(bfa_ioc, hwfail, struct bfa_ioc_s, enum ioc_event); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 150 | |
| 151 | static struct bfa_sm_table_s ioc_sm_table[] = { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 152 | {BFA_SM(bfa_ioc_sm_uninit), BFA_IOC_UNINIT}, |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 153 | {BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET}, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 154 | {BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_ENABLING}, |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 155 | {BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR}, |
| 156 | {BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL}, |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 157 | {BFA_SM(bfa_ioc_sm_fail_retry), BFA_IOC_INITFAIL}, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 158 | {BFA_SM(bfa_ioc_sm_fail), BFA_IOC_FAIL}, |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 159 | {BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING}, |
| 160 | {BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED}, |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 161 | {BFA_SM(bfa_ioc_sm_hwfail), BFA_IOC_HWFAIL}, |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 162 | }; |
| 163 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 164 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 165 | * IOCPF state machine definitions/declarations |
| 166 | */ |
| 167 | |
| 168 | #define bfa_iocpf_timer_start(__ioc) \ |
| 169 | bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ |
| 170 | bfa_iocpf_timeout, (__ioc), BFA_IOC_TOV) |
| 171 | #define bfa_iocpf_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->ioc_timer) |
| 172 | |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 173 | #define bfa_iocpf_poll_timer_start(__ioc) \ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 174 | bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 175 | bfa_iocpf_poll_timeout, (__ioc), BFA_IOC_POLL_TOV) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 176 | |
| 177 | #define bfa_sem_timer_start(__ioc) \ |
| 178 | bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->sem_timer, \ |
| 179 | bfa_iocpf_sem_timeout, (__ioc), BFA_IOC_HWSEM_TOV) |
| 180 | #define bfa_sem_timer_stop(__ioc) bfa_timer_stop(&(__ioc)->sem_timer) |
| 181 | |
| 182 | /* |
| 183 | * Forward declareations for iocpf state machine |
| 184 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 185 | static void bfa_iocpf_timeout(void *ioc_arg); |
| 186 | static void bfa_iocpf_sem_timeout(void *ioc_arg); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 187 | static void bfa_iocpf_poll_timeout(void *ioc_arg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 188 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 189 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 190 | * IOCPF state machine events |
| 191 | */ |
| 192 | enum iocpf_event { |
| 193 | IOCPF_E_ENABLE = 1, /* IOCPF enable request */ |
| 194 | IOCPF_E_DISABLE = 2, /* IOCPF disable request */ |
| 195 | IOCPF_E_STOP = 3, /* stop on driver detach */ |
| 196 | IOCPF_E_FWREADY = 4, /* f/w initialization done */ |
| 197 | IOCPF_E_FWRSP_ENABLE = 5, /* enable f/w response */ |
| 198 | IOCPF_E_FWRSP_DISABLE = 6, /* disable f/w response */ |
| 199 | IOCPF_E_FAIL = 7, /* failure notice by ioc sm */ |
| 200 | IOCPF_E_INITFAIL = 8, /* init fail notice by ioc sm */ |
| 201 | IOCPF_E_GETATTRFAIL = 9, /* init fail notice by ioc sm */ |
| 202 | IOCPF_E_SEMLOCKED = 10, /* h/w semaphore is locked */ |
| 203 | IOCPF_E_TIMEOUT = 11, /* f/w response timeout */ |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 204 | IOCPF_E_SEM_ERROR = 12, /* h/w sem mapping error */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 205 | }; |
| 206 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 207 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 208 | * IOCPF states |
| 209 | */ |
| 210 | enum bfa_iocpf_state { |
| 211 | BFA_IOCPF_RESET = 1, /* IOC is in reset state */ |
| 212 | BFA_IOCPF_SEMWAIT = 2, /* Waiting for IOC h/w semaphore */ |
| 213 | BFA_IOCPF_HWINIT = 3, /* IOC h/w is being initialized */ |
| 214 | BFA_IOCPF_READY = 4, /* IOCPF is initialized */ |
| 215 | BFA_IOCPF_INITFAIL = 5, /* IOCPF failed */ |
| 216 | BFA_IOCPF_FAIL = 6, /* IOCPF failed */ |
| 217 | BFA_IOCPF_DISABLING = 7, /* IOCPF is being disabled */ |
| 218 | BFA_IOCPF_DISABLED = 8, /* IOCPF is disabled */ |
| 219 | BFA_IOCPF_FWMISMATCH = 9, /* IOC f/w different from drivers */ |
| 220 | }; |
| 221 | |
| 222 | bfa_fsm_state_decl(bfa_iocpf, reset, struct bfa_iocpf_s, enum iocpf_event); |
| 223 | bfa_fsm_state_decl(bfa_iocpf, fwcheck, struct bfa_iocpf_s, enum iocpf_event); |
| 224 | bfa_fsm_state_decl(bfa_iocpf, mismatch, struct bfa_iocpf_s, enum iocpf_event); |
| 225 | bfa_fsm_state_decl(bfa_iocpf, semwait, struct bfa_iocpf_s, enum iocpf_event); |
| 226 | bfa_fsm_state_decl(bfa_iocpf, hwinit, struct bfa_iocpf_s, enum iocpf_event); |
| 227 | bfa_fsm_state_decl(bfa_iocpf, enabling, struct bfa_iocpf_s, enum iocpf_event); |
| 228 | bfa_fsm_state_decl(bfa_iocpf, ready, struct bfa_iocpf_s, enum iocpf_event); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 229 | bfa_fsm_state_decl(bfa_iocpf, initfail_sync, struct bfa_iocpf_s, |
| 230 | enum iocpf_event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 231 | bfa_fsm_state_decl(bfa_iocpf, initfail, struct bfa_iocpf_s, enum iocpf_event); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 232 | bfa_fsm_state_decl(bfa_iocpf, fail_sync, struct bfa_iocpf_s, enum iocpf_event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 233 | bfa_fsm_state_decl(bfa_iocpf, fail, struct bfa_iocpf_s, enum iocpf_event); |
| 234 | bfa_fsm_state_decl(bfa_iocpf, disabling, struct bfa_iocpf_s, enum iocpf_event); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 235 | bfa_fsm_state_decl(bfa_iocpf, disabling_sync, struct bfa_iocpf_s, |
| 236 | enum iocpf_event); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 237 | bfa_fsm_state_decl(bfa_iocpf, disabled, struct bfa_iocpf_s, enum iocpf_event); |
| 238 | |
| 239 | static struct bfa_sm_table_s iocpf_sm_table[] = { |
| 240 | {BFA_SM(bfa_iocpf_sm_reset), BFA_IOCPF_RESET}, |
| 241 | {BFA_SM(bfa_iocpf_sm_fwcheck), BFA_IOCPF_FWMISMATCH}, |
| 242 | {BFA_SM(bfa_iocpf_sm_mismatch), BFA_IOCPF_FWMISMATCH}, |
| 243 | {BFA_SM(bfa_iocpf_sm_semwait), BFA_IOCPF_SEMWAIT}, |
| 244 | {BFA_SM(bfa_iocpf_sm_hwinit), BFA_IOCPF_HWINIT}, |
| 245 | {BFA_SM(bfa_iocpf_sm_enabling), BFA_IOCPF_HWINIT}, |
| 246 | {BFA_SM(bfa_iocpf_sm_ready), BFA_IOCPF_READY}, |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 247 | {BFA_SM(bfa_iocpf_sm_initfail_sync), BFA_IOCPF_INITFAIL}, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 248 | {BFA_SM(bfa_iocpf_sm_initfail), BFA_IOCPF_INITFAIL}, |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 249 | {BFA_SM(bfa_iocpf_sm_fail_sync), BFA_IOCPF_FAIL}, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 250 | {BFA_SM(bfa_iocpf_sm_fail), BFA_IOCPF_FAIL}, |
| 251 | {BFA_SM(bfa_iocpf_sm_disabling), BFA_IOCPF_DISABLING}, |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 252 | {BFA_SM(bfa_iocpf_sm_disabling_sync), BFA_IOCPF_DISABLING}, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 253 | {BFA_SM(bfa_iocpf_sm_disabled), BFA_IOCPF_DISABLED}, |
| 254 | }; |
| 255 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 256 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 257 | * IOC State Machine |
| 258 | */ |
| 259 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 260 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 261 | * Beginning state. IOC uninit state. |
| 262 | */ |
| 263 | |
| 264 | static void |
| 265 | bfa_ioc_sm_uninit_entry(struct bfa_ioc_s *ioc) |
| 266 | { |
| 267 | } |
| 268 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 269 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 270 | * IOC is in uninit state. |
| 271 | */ |
| 272 | static void |
| 273 | bfa_ioc_sm_uninit(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 274 | { |
| 275 | bfa_trc(ioc, event); |
| 276 | |
| 277 | switch (event) { |
| 278 | case IOC_E_RESET: |
| 279 | bfa_fsm_set_state(ioc, bfa_ioc_sm_reset); |
| 280 | break; |
| 281 | |
| 282 | default: |
| 283 | bfa_sm_fault(ioc, event); |
| 284 | } |
| 285 | } |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 286 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 287 | * Reset entry actions -- initialize state machine |
| 288 | */ |
| 289 | static void |
| 290 | bfa_ioc_sm_reset_entry(struct bfa_ioc_s *ioc) |
| 291 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 292 | bfa_fsm_set_state(&ioc->iocpf, bfa_iocpf_sm_reset); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 293 | } |
| 294 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 295 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 296 | * IOC is in reset state. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 297 | */ |
| 298 | static void |
| 299 | bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 300 | { |
| 301 | bfa_trc(ioc, event); |
| 302 | |
| 303 | switch (event) { |
| 304 | case IOC_E_ENABLE: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 305 | bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling); |
| 306 | break; |
| 307 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 308 | case IOC_E_DISABLE: |
| 309 | bfa_ioc_disable_comp(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 310 | break; |
| 311 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 312 | case IOC_E_DETACH: |
| 313 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 314 | break; |
| 315 | |
| 316 | default: |
| 317 | bfa_sm_fault(ioc, event); |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | |
| 322 | static void |
| 323 | bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc) |
| 324 | { |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 325 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_ENABLE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 326 | } |
| 327 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 328 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 329 | * Host IOC function is being enabled, awaiting response from firmware. |
| 330 | * Semaphore is acquired. |
| 331 | */ |
| 332 | static void |
| 333 | bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 334 | { |
| 335 | bfa_trc(ioc, event); |
| 336 | |
| 337 | switch (event) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 338 | case IOC_E_ENABLED: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 339 | bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); |
| 340 | break; |
| 341 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 342 | case IOC_E_PFFAILED: |
| 343 | /* !!! fall through !!! */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 344 | case IOC_E_HWERROR: |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 345 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 346 | bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 347 | if (event != IOC_E_PFFAILED) |
| 348 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_INITFAIL); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 349 | break; |
| 350 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 351 | case IOC_E_HWFAILED: |
| 352 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
| 353 | bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail); |
| 354 | break; |
| 355 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 356 | case IOC_E_DISABLE: |
| 357 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); |
| 358 | break; |
| 359 | |
| 360 | case IOC_E_DETACH: |
| 361 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 362 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 363 | break; |
| 364 | |
| 365 | case IOC_E_ENABLE: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 366 | break; |
| 367 | |
| 368 | default: |
| 369 | bfa_sm_fault(ioc, event); |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | |
| 374 | static void |
| 375 | bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc) |
| 376 | { |
| 377 | bfa_ioc_timer_start(ioc); |
| 378 | bfa_ioc_send_getattr(ioc); |
| 379 | } |
| 380 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 381 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 382 | * IOC configuration in progress. Timer is active. |
| 383 | */ |
| 384 | static void |
| 385 | bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 386 | { |
| 387 | bfa_trc(ioc, event); |
| 388 | |
| 389 | switch (event) { |
| 390 | case IOC_E_FWRSP_GETATTR: |
| 391 | bfa_ioc_timer_stop(ioc); |
| 392 | bfa_fsm_set_state(ioc, bfa_ioc_sm_op); |
| 393 | break; |
| 394 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 395 | case IOC_E_PFFAILED: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 396 | case IOC_E_HWERROR: |
| 397 | bfa_ioc_timer_stop(ioc); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 398 | /* !!! fall through !!! */ |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 399 | case IOC_E_TIMEOUT: |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 400 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 401 | bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 402 | if (event != IOC_E_PFFAILED) |
| 403 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_GETATTRFAIL); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 404 | break; |
| 405 | |
| 406 | case IOC_E_DISABLE: |
| 407 | bfa_ioc_timer_stop(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 408 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); |
| 409 | break; |
| 410 | |
| 411 | case IOC_E_ENABLE: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 412 | break; |
| 413 | |
| 414 | default: |
| 415 | bfa_sm_fault(ioc, event); |
| 416 | } |
| 417 | } |
| 418 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 419 | static void |
| 420 | bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc) |
| 421 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 422 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
| 423 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 424 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 425 | bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 426 | bfa_ioc_hb_monitor(ioc); |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 427 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC enabled\n"); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 428 | bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 429 | } |
| 430 | |
| 431 | static void |
| 432 | bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 433 | { |
| 434 | bfa_trc(ioc, event); |
| 435 | |
| 436 | switch (event) { |
| 437 | case IOC_E_ENABLE: |
| 438 | break; |
| 439 | |
| 440 | case IOC_E_DISABLE: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 441 | bfa_hb_timer_stop(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 442 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); |
| 443 | break; |
| 444 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 445 | case IOC_E_PFFAILED: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 446 | case IOC_E_HWERROR: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 447 | bfa_hb_timer_stop(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 448 | /* !!! fall through !!! */ |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 449 | case IOC_E_HBFAIL: |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 450 | if (ioc->iocpf.auto_recover) |
| 451 | bfa_fsm_set_state(ioc, bfa_ioc_sm_fail_retry); |
| 452 | else |
| 453 | bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); |
| 454 | |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 455 | bfa_ioc_fail_notify(ioc); |
| 456 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 457 | if (event != IOC_E_PFFAILED) |
| 458 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FAIL); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 459 | break; |
| 460 | |
| 461 | default: |
| 462 | bfa_sm_fault(ioc, event); |
| 463 | } |
| 464 | } |
| 465 | |
| 466 | |
| 467 | static void |
| 468 | bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc) |
| 469 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 470 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 471 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_DISABLE); |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 472 | BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC disabled\n"); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 473 | bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 474 | } |
| 475 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 476 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 477 | * IOC is being disabled |
| 478 | */ |
| 479 | static void |
| 480 | bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 481 | { |
| 482 | bfa_trc(ioc, event); |
| 483 | |
| 484 | switch (event) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 485 | case IOC_E_DISABLED: |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 486 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); |
| 487 | break; |
| 488 | |
| 489 | case IOC_E_HWERROR: |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 490 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 491 | * No state change. Will move to disabled state |
| 492 | * after iocpf sm completes failure processing and |
| 493 | * moves to disabled state. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 494 | */ |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 495 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FAIL); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 496 | break; |
| 497 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 498 | case IOC_E_HWFAILED: |
| 499 | bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail); |
| 500 | bfa_ioc_disable_comp(ioc); |
| 501 | break; |
| 502 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 503 | default: |
| 504 | bfa_sm_fault(ioc, event); |
| 505 | } |
| 506 | } |
| 507 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 508 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 509 | * IOC disable completion entry. |
| 510 | */ |
| 511 | static void |
| 512 | bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc) |
| 513 | { |
| 514 | bfa_ioc_disable_comp(ioc); |
| 515 | } |
| 516 | |
| 517 | static void |
| 518 | bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 519 | { |
| 520 | bfa_trc(ioc, event); |
| 521 | |
| 522 | switch (event) { |
| 523 | case IOC_E_ENABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 524 | bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 525 | break; |
| 526 | |
| 527 | case IOC_E_DISABLE: |
| 528 | ioc->cbfn->disable_cbfn(ioc->bfa); |
| 529 | break; |
| 530 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 531 | case IOC_E_DETACH: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 532 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 533 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 534 | break; |
| 535 | |
| 536 | default: |
| 537 | bfa_sm_fault(ioc, event); |
| 538 | } |
| 539 | } |
| 540 | |
| 541 | |
| 542 | static void |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 543 | bfa_ioc_sm_fail_retry_entry(struct bfa_ioc_s *ioc) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 544 | { |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 545 | bfa_trc(ioc, 0); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 546 | } |
| 547 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 548 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 549 | * Hardware initialization retry. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 550 | */ |
| 551 | static void |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 552 | bfa_ioc_sm_fail_retry(struct bfa_ioc_s *ioc, enum ioc_event event) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 553 | { |
| 554 | bfa_trc(ioc, event); |
| 555 | |
| 556 | switch (event) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 557 | case IOC_E_ENABLED: |
| 558 | bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr); |
| 559 | break; |
| 560 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 561 | case IOC_E_PFFAILED: |
| 562 | case IOC_E_HWERROR: |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 563 | /* |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 564 | * Initialization retry failed. |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 565 | */ |
| 566 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 567 | bfa_fsm_set_state(ioc, bfa_ioc_sm_fail); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 568 | if (event != IOC_E_PFFAILED) |
| 569 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_INITFAIL); |
| 570 | break; |
| 571 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 572 | case IOC_E_HWFAILED: |
| 573 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
| 574 | bfa_fsm_set_state(ioc, bfa_ioc_sm_hwfail); |
| 575 | break; |
| 576 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 577 | case IOC_E_ENABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 578 | break; |
| 579 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 580 | case IOC_E_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 581 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 582 | break; |
| 583 | |
| 584 | case IOC_E_DETACH: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 585 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 586 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 587 | break; |
| 588 | |
| 589 | default: |
| 590 | bfa_sm_fault(ioc, event); |
| 591 | } |
| 592 | } |
| 593 | |
| 594 | |
| 595 | static void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 596 | bfa_ioc_sm_fail_entry(struct bfa_ioc_s *ioc) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 597 | { |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 598 | bfa_trc(ioc, 0); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 599 | } |
| 600 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 601 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 602 | * IOC failure. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 603 | */ |
| 604 | static void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 605 | bfa_ioc_sm_fail(struct bfa_ioc_s *ioc, enum ioc_event event) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 606 | { |
| 607 | bfa_trc(ioc, event); |
| 608 | |
| 609 | switch (event) { |
| 610 | |
| 611 | case IOC_E_ENABLE: |
| 612 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
| 613 | break; |
| 614 | |
| 615 | case IOC_E_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 616 | bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 617 | break; |
| 618 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 619 | case IOC_E_DETACH: |
| 620 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
| 621 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_STOP); |
| 622 | break; |
| 623 | |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 624 | case IOC_E_HWERROR: |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 625 | case IOC_E_HWFAILED: |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 626 | /* |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 627 | * HB failure / HW error notification, ignore. |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 628 | */ |
| 629 | break; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 630 | default: |
| 631 | bfa_sm_fault(ioc, event); |
| 632 | } |
| 633 | } |
| 634 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 635 | static void |
| 636 | bfa_ioc_sm_hwfail_entry(struct bfa_ioc_s *ioc) |
| 637 | { |
| 638 | bfa_trc(ioc, 0); |
| 639 | } |
| 640 | |
| 641 | static void |
| 642 | bfa_ioc_sm_hwfail(struct bfa_ioc_s *ioc, enum ioc_event event) |
| 643 | { |
| 644 | bfa_trc(ioc, event); |
| 645 | |
| 646 | switch (event) { |
| 647 | case IOC_E_ENABLE: |
| 648 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
| 649 | break; |
| 650 | |
| 651 | case IOC_E_DISABLE: |
| 652 | ioc->cbfn->disable_cbfn(ioc->bfa); |
| 653 | break; |
| 654 | |
| 655 | case IOC_E_DETACH: |
| 656 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
| 657 | break; |
| 658 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 659 | case IOC_E_HWERROR: |
| 660 | /* Ignore - already in hwfail state */ |
| 661 | break; |
| 662 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 663 | default: |
| 664 | bfa_sm_fault(ioc, event); |
| 665 | } |
| 666 | } |
| 667 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 668 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 669 | * IOCPF State Machine |
| 670 | */ |
| 671 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 672 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 673 | * Reset entry actions -- initialize state machine |
| 674 | */ |
| 675 | static void |
| 676 | bfa_iocpf_sm_reset_entry(struct bfa_iocpf_s *iocpf) |
| 677 | { |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 678 | iocpf->fw_mismatch_notified = BFA_FALSE; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 679 | iocpf->auto_recover = bfa_auto_recover; |
| 680 | } |
| 681 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 682 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 683 | * Beginning state. IOC is in reset state. |
| 684 | */ |
| 685 | static void |
| 686 | bfa_iocpf_sm_reset(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 687 | { |
| 688 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 689 | |
| 690 | bfa_trc(ioc, event); |
| 691 | |
| 692 | switch (event) { |
| 693 | case IOCPF_E_ENABLE: |
| 694 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck); |
| 695 | break; |
| 696 | |
| 697 | case IOCPF_E_STOP: |
| 698 | break; |
| 699 | |
| 700 | default: |
| 701 | bfa_sm_fault(ioc, event); |
| 702 | } |
| 703 | } |
| 704 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 705 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 706 | * Semaphore should be acquired for version check. |
| 707 | */ |
| 708 | static void |
| 709 | bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf_s *iocpf) |
| 710 | { |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 711 | struct bfi_ioc_image_hdr_s fwhdr; |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 712 | u32 r32, fwstate, pgnum, pgoff, loff = 0; |
| 713 | int i; |
| 714 | |
| 715 | /* |
| 716 | * Spin on init semaphore to serialize. |
| 717 | */ |
| 718 | r32 = readl(iocpf->ioc->ioc_regs.ioc_init_sem_reg); |
| 719 | while (r32 & 0x1) { |
| 720 | udelay(20); |
| 721 | r32 = readl(iocpf->ioc->ioc_regs.ioc_init_sem_reg); |
| 722 | } |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 723 | |
| 724 | /* h/w sem init */ |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 725 | fwstate = bfa_ioc_get_cur_ioc_fwstate(iocpf->ioc); |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 726 | if (fwstate == BFI_IOC_UNINIT) { |
| 727 | writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 728 | goto sem_get; |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 729 | } |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 730 | |
| 731 | bfa_ioc_fwver_get(iocpf->ioc, &fwhdr); |
| 732 | |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 733 | if (swab32(fwhdr.exec) == BFI_FWBOOT_TYPE_NORMAL) { |
| 734 | writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 735 | goto sem_get; |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 736 | } |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 737 | |
| 738 | /* |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 739 | * Clear fwver hdr |
| 740 | */ |
| 741 | pgnum = PSS_SMEM_PGNUM(iocpf->ioc->ioc_regs.smem_pg0, loff); |
| 742 | pgoff = PSS_SMEM_PGOFF(loff); |
| 743 | writel(pgnum, iocpf->ioc->ioc_regs.host_page_num_fn); |
| 744 | |
| 745 | for (i = 0; i < sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32); i++) { |
| 746 | bfa_mem_write(iocpf->ioc->ioc_regs.smem_page_start, loff, 0); |
| 747 | loff += sizeof(u32); |
| 748 | } |
| 749 | |
| 750 | bfa_trc(iocpf->ioc, fwstate); |
| 751 | bfa_trc(iocpf->ioc, swab32(fwhdr.exec)); |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 752 | bfa_ioc_set_cur_ioc_fwstate(iocpf->ioc, BFI_IOC_UNINIT); |
| 753 | bfa_ioc_set_alt_ioc_fwstate(iocpf->ioc, BFI_IOC_UNINIT); |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 754 | |
| 755 | /* |
| 756 | * Unlock the hw semaphore. Should be here only once per boot. |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 757 | */ |
Krishna Gudipati | 7ac83b1 | 2012-09-21 17:24:21 -0700 | [diff] [blame] | 758 | bfa_ioc_ownership_reset(iocpf->ioc); |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 759 | |
| 760 | /* |
| 761 | * unlock init semaphore. |
| 762 | */ |
| 763 | writel(1, iocpf->ioc->ioc_regs.ioc_init_sem_reg); |
| 764 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 765 | sem_get: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 766 | bfa_ioc_hw_sem_get(iocpf->ioc); |
| 767 | } |
| 768 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 769 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 770 | * Awaiting h/w semaphore to continue with version check. |
| 771 | */ |
| 772 | static void |
| 773 | bfa_iocpf_sm_fwcheck(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 774 | { |
| 775 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 776 | |
| 777 | bfa_trc(ioc, event); |
| 778 | |
| 779 | switch (event) { |
| 780 | case IOCPF_E_SEMLOCKED: |
| 781 | if (bfa_ioc_firmware_lock(ioc)) { |
Jing Huang | 45d7f0c | 2011-04-13 11:45:53 -0700 | [diff] [blame] | 782 | if (bfa_ioc_sync_start(ioc)) { |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 783 | bfa_ioc_sync_join(ioc); |
| 784 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); |
| 785 | } else { |
| 786 | bfa_ioc_firmware_unlock(ioc); |
| 787 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 788 | bfa_sem_timer_start(ioc); |
| 789 | } |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 790 | } else { |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 791 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 792 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_mismatch); |
| 793 | } |
| 794 | break; |
| 795 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 796 | case IOCPF_E_SEM_ERROR: |
| 797 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 798 | bfa_fsm_send_event(ioc, IOC_E_HWFAILED); |
| 799 | break; |
| 800 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 801 | case IOCPF_E_DISABLE: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 802 | bfa_sem_timer_stop(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 803 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 804 | bfa_fsm_send_event(ioc, IOC_E_DISABLED); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 805 | break; |
| 806 | |
| 807 | case IOCPF_E_STOP: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 808 | bfa_sem_timer_stop(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 809 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
| 810 | break; |
| 811 | |
| 812 | default: |
| 813 | bfa_sm_fault(ioc, event); |
| 814 | } |
| 815 | } |
| 816 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 817 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 818 | * Notify enable completion callback. |
| 819 | */ |
| 820 | static void |
| 821 | bfa_iocpf_sm_mismatch_entry(struct bfa_iocpf_s *iocpf) |
| 822 | { |
| 823 | /* |
| 824 | * Call only the first time sm enters fwmismatch state. |
| 825 | */ |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 826 | if (iocpf->fw_mismatch_notified == BFA_FALSE) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 827 | bfa_ioc_pf_fwmismatch(iocpf->ioc); |
| 828 | |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 829 | iocpf->fw_mismatch_notified = BFA_TRUE; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 830 | bfa_iocpf_timer_start(iocpf->ioc); |
| 831 | } |
| 832 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 833 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 834 | * Awaiting firmware version match. |
| 835 | */ |
| 836 | static void |
| 837 | bfa_iocpf_sm_mismatch(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 838 | { |
| 839 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 840 | |
| 841 | bfa_trc(ioc, event); |
| 842 | |
| 843 | switch (event) { |
| 844 | case IOCPF_E_TIMEOUT: |
| 845 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fwcheck); |
| 846 | break; |
| 847 | |
| 848 | case IOCPF_E_DISABLE: |
| 849 | bfa_iocpf_timer_stop(ioc); |
| 850 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 851 | bfa_fsm_send_event(ioc, IOC_E_DISABLED); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 852 | break; |
| 853 | |
| 854 | case IOCPF_E_STOP: |
| 855 | bfa_iocpf_timer_stop(ioc); |
| 856 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
| 857 | break; |
| 858 | |
| 859 | default: |
| 860 | bfa_sm_fault(ioc, event); |
| 861 | } |
| 862 | } |
| 863 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 864 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 865 | * Request for semaphore. |
| 866 | */ |
| 867 | static void |
| 868 | bfa_iocpf_sm_semwait_entry(struct bfa_iocpf_s *iocpf) |
| 869 | { |
| 870 | bfa_ioc_hw_sem_get(iocpf->ioc); |
| 871 | } |
| 872 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 873 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 874 | * Awaiting semaphore for h/w initialzation. |
| 875 | */ |
| 876 | static void |
| 877 | bfa_iocpf_sm_semwait(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 878 | { |
| 879 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 880 | |
| 881 | bfa_trc(ioc, event); |
| 882 | |
| 883 | switch (event) { |
| 884 | case IOCPF_E_SEMLOCKED: |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 885 | if (bfa_ioc_sync_complete(ioc)) { |
| 886 | bfa_ioc_sync_join(ioc); |
| 887 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); |
| 888 | } else { |
| 889 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 890 | bfa_sem_timer_start(ioc); |
| 891 | } |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 892 | break; |
| 893 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 894 | case IOCPF_E_SEM_ERROR: |
| 895 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 896 | bfa_fsm_send_event(ioc, IOC_E_HWFAILED); |
| 897 | break; |
| 898 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 899 | case IOCPF_E_DISABLE: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 900 | bfa_sem_timer_stop(ioc); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 901 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 902 | break; |
| 903 | |
| 904 | default: |
| 905 | bfa_sm_fault(ioc, event); |
| 906 | } |
| 907 | } |
| 908 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 909 | static void |
| 910 | bfa_iocpf_sm_hwinit_entry(struct bfa_iocpf_s *iocpf) |
| 911 | { |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 912 | iocpf->poll_time = 0; |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 913 | bfa_ioc_hwinit(iocpf->ioc, BFA_FALSE); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 914 | } |
| 915 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 916 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 917 | * Hardware is being initialized. Interrupts are enabled. |
| 918 | * Holding hardware semaphore lock. |
| 919 | */ |
| 920 | static void |
| 921 | bfa_iocpf_sm_hwinit(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 922 | { |
| 923 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 924 | |
| 925 | bfa_trc(ioc, event); |
| 926 | |
| 927 | switch (event) { |
| 928 | case IOCPF_E_FWREADY: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 929 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_enabling); |
| 930 | break; |
| 931 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 932 | case IOCPF_E_TIMEOUT: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 933 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 934 | bfa_fsm_send_event(ioc, IOC_E_PFFAILED); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 935 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 936 | break; |
| 937 | |
| 938 | case IOCPF_E_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 939 | bfa_iocpf_timer_stop(ioc); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 940 | bfa_ioc_sync_leave(ioc); |
| 941 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 942 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); |
| 943 | break; |
| 944 | |
| 945 | default: |
| 946 | bfa_sm_fault(ioc, event); |
| 947 | } |
| 948 | } |
| 949 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 950 | static void |
| 951 | bfa_iocpf_sm_enabling_entry(struct bfa_iocpf_s *iocpf) |
| 952 | { |
| 953 | bfa_iocpf_timer_start(iocpf->ioc); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 954 | /* |
| 955 | * Enable Interrupts before sending fw IOC ENABLE cmd. |
| 956 | */ |
| 957 | iocpf->ioc->cbfn->reset_cbfn(iocpf->ioc->bfa); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 958 | bfa_ioc_send_enable(iocpf->ioc); |
| 959 | } |
| 960 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 961 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 962 | * Host IOC function is being enabled, awaiting response from firmware. |
| 963 | * Semaphore is acquired. |
| 964 | */ |
| 965 | static void |
| 966 | bfa_iocpf_sm_enabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 967 | { |
| 968 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 969 | |
| 970 | bfa_trc(ioc, event); |
| 971 | |
| 972 | switch (event) { |
| 973 | case IOCPF_E_FWRSP_ENABLE: |
| 974 | bfa_iocpf_timer_stop(ioc); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 975 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 976 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_ready); |
| 977 | break; |
| 978 | |
| 979 | case IOCPF_E_INITFAIL: |
| 980 | bfa_iocpf_timer_stop(ioc); |
| 981 | /* |
| 982 | * !!! fall through !!! |
| 983 | */ |
| 984 | |
| 985 | case IOCPF_E_TIMEOUT: |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 986 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 987 | if (event == IOCPF_E_TIMEOUT) |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 988 | bfa_fsm_send_event(ioc, IOC_E_PFFAILED); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 989 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 990 | break; |
| 991 | |
| 992 | case IOCPF_E_DISABLE: |
| 993 | bfa_iocpf_timer_stop(ioc); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 994 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 995 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling); |
| 996 | break; |
| 997 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 998 | default: |
| 999 | bfa_sm_fault(ioc, event); |
| 1000 | } |
| 1001 | } |
| 1002 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1003 | static void |
| 1004 | bfa_iocpf_sm_ready_entry(struct bfa_iocpf_s *iocpf) |
| 1005 | { |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1006 | bfa_fsm_send_event(iocpf->ioc, IOC_E_ENABLED); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1007 | } |
| 1008 | |
| 1009 | static void |
| 1010 | bfa_iocpf_sm_ready(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1011 | { |
| 1012 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1013 | |
| 1014 | bfa_trc(ioc, event); |
| 1015 | |
| 1016 | switch (event) { |
| 1017 | case IOCPF_E_DISABLE: |
| 1018 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling); |
| 1019 | break; |
| 1020 | |
| 1021 | case IOCPF_E_GETATTRFAIL: |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1022 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1023 | break; |
| 1024 | |
| 1025 | case IOCPF_E_FAIL: |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1026 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1027 | break; |
| 1028 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1029 | default: |
| 1030 | bfa_sm_fault(ioc, event); |
| 1031 | } |
| 1032 | } |
| 1033 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1034 | static void |
| 1035 | bfa_iocpf_sm_disabling_entry(struct bfa_iocpf_s *iocpf) |
| 1036 | { |
| 1037 | bfa_iocpf_timer_start(iocpf->ioc); |
| 1038 | bfa_ioc_send_disable(iocpf->ioc); |
| 1039 | } |
| 1040 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1041 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1042 | * IOC is being disabled |
| 1043 | */ |
| 1044 | static void |
| 1045 | bfa_iocpf_sm_disabling(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1046 | { |
| 1047 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1048 | |
| 1049 | bfa_trc(ioc, event); |
| 1050 | |
| 1051 | switch (event) { |
| 1052 | case IOCPF_E_FWRSP_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1053 | bfa_iocpf_timer_stop(ioc); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1054 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1055 | break; |
| 1056 | |
| 1057 | case IOCPF_E_FAIL: |
| 1058 | bfa_iocpf_timer_stop(ioc); |
| 1059 | /* |
| 1060 | * !!! fall through !!! |
| 1061 | */ |
| 1062 | |
| 1063 | case IOCPF_E_TIMEOUT: |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 1064 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1065 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1066 | break; |
| 1067 | |
| 1068 | case IOCPF_E_FWRSP_ENABLE: |
| 1069 | break; |
| 1070 | |
| 1071 | default: |
| 1072 | bfa_sm_fault(ioc, event); |
| 1073 | } |
| 1074 | } |
| 1075 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1076 | static void |
| 1077 | bfa_iocpf_sm_disabling_sync_entry(struct bfa_iocpf_s *iocpf) |
| 1078 | { |
| 1079 | bfa_ioc_hw_sem_get(iocpf->ioc); |
| 1080 | } |
| 1081 | |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 1082 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1083 | * IOC hb ack request is being removed. |
| 1084 | */ |
| 1085 | static void |
| 1086 | bfa_iocpf_sm_disabling_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1087 | { |
| 1088 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1089 | |
| 1090 | bfa_trc(ioc, event); |
| 1091 | |
| 1092 | switch (event) { |
| 1093 | case IOCPF_E_SEMLOCKED: |
| 1094 | bfa_ioc_sync_leave(ioc); |
| 1095 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 1096 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); |
| 1097 | break; |
| 1098 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1099 | case IOCPF_E_SEM_ERROR: |
| 1100 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 1101 | bfa_fsm_send_event(ioc, IOC_E_HWFAILED); |
| 1102 | break; |
| 1103 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1104 | case IOCPF_E_FAIL: |
| 1105 | break; |
| 1106 | |
| 1107 | default: |
| 1108 | bfa_sm_fault(ioc, event); |
| 1109 | } |
| 1110 | } |
| 1111 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1112 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1113 | * IOC disable completion entry. |
| 1114 | */ |
| 1115 | static void |
| 1116 | bfa_iocpf_sm_disabled_entry(struct bfa_iocpf_s *iocpf) |
| 1117 | { |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 1118 | bfa_ioc_mbox_flush(iocpf->ioc); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1119 | bfa_fsm_send_event(iocpf->ioc, IOC_E_DISABLED); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1120 | } |
| 1121 | |
| 1122 | static void |
| 1123 | bfa_iocpf_sm_disabled(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1124 | { |
| 1125 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1126 | |
| 1127 | bfa_trc(ioc, event); |
| 1128 | |
| 1129 | switch (event) { |
| 1130 | case IOCPF_E_ENABLE: |
| 1131 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait); |
| 1132 | break; |
| 1133 | |
| 1134 | case IOCPF_E_STOP: |
| 1135 | bfa_ioc_firmware_unlock(ioc); |
| 1136 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
| 1137 | break; |
| 1138 | |
| 1139 | default: |
| 1140 | bfa_sm_fault(ioc, event); |
| 1141 | } |
| 1142 | } |
| 1143 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1144 | static void |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1145 | bfa_iocpf_sm_initfail_sync_entry(struct bfa_iocpf_s *iocpf) |
| 1146 | { |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1147 | bfa_ioc_debug_save_ftrc(iocpf->ioc); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1148 | bfa_ioc_hw_sem_get(iocpf->ioc); |
| 1149 | } |
| 1150 | |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 1151 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1152 | * Hardware initialization failed. |
| 1153 | */ |
| 1154 | static void |
| 1155 | bfa_iocpf_sm_initfail_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1156 | { |
| 1157 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1158 | |
| 1159 | bfa_trc(ioc, event); |
| 1160 | |
| 1161 | switch (event) { |
| 1162 | case IOCPF_E_SEMLOCKED: |
| 1163 | bfa_ioc_notify_fail(ioc); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 1164 | bfa_ioc_sync_leave(ioc); |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 1165 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 1166 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 1167 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1168 | break; |
| 1169 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1170 | case IOCPF_E_SEM_ERROR: |
| 1171 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 1172 | bfa_fsm_send_event(ioc, IOC_E_HWFAILED); |
| 1173 | break; |
| 1174 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1175 | case IOCPF_E_DISABLE: |
| 1176 | bfa_sem_timer_stop(ioc); |
| 1177 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); |
| 1178 | break; |
| 1179 | |
| 1180 | case IOCPF_E_STOP: |
| 1181 | bfa_sem_timer_stop(ioc); |
| 1182 | bfa_ioc_firmware_unlock(ioc); |
| 1183 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
| 1184 | break; |
| 1185 | |
| 1186 | case IOCPF_E_FAIL: |
| 1187 | break; |
| 1188 | |
| 1189 | default: |
| 1190 | bfa_sm_fault(ioc, event); |
| 1191 | } |
| 1192 | } |
| 1193 | |
| 1194 | static void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1195 | bfa_iocpf_sm_initfail_entry(struct bfa_iocpf_s *iocpf) |
| 1196 | { |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1197 | bfa_trc(iocpf->ioc, 0); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1198 | } |
| 1199 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1200 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1201 | * Hardware initialization failed. |
| 1202 | */ |
| 1203 | static void |
| 1204 | bfa_iocpf_sm_initfail(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1205 | { |
| 1206 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1207 | |
| 1208 | bfa_trc(ioc, event); |
| 1209 | |
| 1210 | switch (event) { |
| 1211 | case IOCPF_E_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1212 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); |
| 1213 | break; |
| 1214 | |
| 1215 | case IOCPF_E_STOP: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1216 | bfa_ioc_firmware_unlock(ioc); |
| 1217 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_reset); |
| 1218 | break; |
| 1219 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1220 | default: |
| 1221 | bfa_sm_fault(ioc, event); |
| 1222 | } |
| 1223 | } |
| 1224 | |
| 1225 | static void |
| 1226 | bfa_iocpf_sm_fail_sync_entry(struct bfa_iocpf_s *iocpf) |
| 1227 | { |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 1228 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1229 | * Mark IOC as failed in hardware and stop firmware. |
| 1230 | */ |
| 1231 | bfa_ioc_lpu_stop(iocpf->ioc); |
| 1232 | |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 1233 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1234 | * Flush any queued up mailbox requests. |
| 1235 | */ |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 1236 | bfa_ioc_mbox_flush(iocpf->ioc); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1237 | |
| 1238 | bfa_ioc_hw_sem_get(iocpf->ioc); |
| 1239 | } |
| 1240 | |
| 1241 | static void |
| 1242 | bfa_iocpf_sm_fail_sync(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1243 | { |
| 1244 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1245 | |
| 1246 | bfa_trc(ioc, event); |
| 1247 | |
| 1248 | switch (event) { |
| 1249 | case IOCPF_E_SEMLOCKED: |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1250 | bfa_ioc_sync_ack(ioc); |
| 1251 | bfa_ioc_notify_fail(ioc); |
| 1252 | if (!iocpf->auto_recover) { |
| 1253 | bfa_ioc_sync_leave(ioc); |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 1254 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1255 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 1256 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 1257 | } else { |
| 1258 | if (bfa_ioc_sync_complete(ioc)) |
| 1259 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); |
| 1260 | else { |
| 1261 | writel(1, ioc->ioc_regs.ioc_sem_reg); |
| 1262 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_semwait); |
| 1263 | } |
| 1264 | } |
| 1265 | break; |
| 1266 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1267 | case IOCPF_E_SEM_ERROR: |
| 1268 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); |
| 1269 | bfa_fsm_send_event(ioc, IOC_E_HWFAILED); |
| 1270 | break; |
| 1271 | |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 1272 | case IOCPF_E_DISABLE: |
| 1273 | bfa_sem_timer_stop(ioc); |
| 1274 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); |
| 1275 | break; |
| 1276 | |
| 1277 | case IOCPF_E_FAIL: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1278 | break; |
| 1279 | |
| 1280 | default: |
| 1281 | bfa_sm_fault(ioc, event); |
| 1282 | } |
| 1283 | } |
| 1284 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1285 | static void |
| 1286 | bfa_iocpf_sm_fail_entry(struct bfa_iocpf_s *iocpf) |
| 1287 | { |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1288 | bfa_trc(iocpf->ioc, 0); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1289 | } |
| 1290 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1291 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1292 | * IOC is in failed state. |
| 1293 | */ |
| 1294 | static void |
| 1295 | bfa_iocpf_sm_fail(struct bfa_iocpf_s *iocpf, enum iocpf_event event) |
| 1296 | { |
| 1297 | struct bfa_ioc_s *ioc = iocpf->ioc; |
| 1298 | |
| 1299 | bfa_trc(ioc, event); |
| 1300 | |
| 1301 | switch (event) { |
| 1302 | case IOCPF_E_DISABLE: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1303 | bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabled); |
| 1304 | break; |
| 1305 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1306 | default: |
| 1307 | bfa_sm_fault(ioc, event); |
| 1308 | } |
| 1309 | } |
| 1310 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1311 | /* |
Maggie Zhang | df0f193 | 2010-12-09 19:07:46 -0800 | [diff] [blame] | 1312 | * BFA IOC private functions |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1313 | */ |
| 1314 | |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 1315 | /* |
| 1316 | * Notify common modules registered for notification. |
| 1317 | */ |
| 1318 | static void |
| 1319 | bfa_ioc_event_notify(struct bfa_ioc_s *ioc, enum bfa_ioc_event_e event) |
| 1320 | { |
| 1321 | struct bfa_ioc_notify_s *notify; |
| 1322 | struct list_head *qe; |
| 1323 | |
| 1324 | list_for_each(qe, &ioc->notify_q) { |
| 1325 | notify = (struct bfa_ioc_notify_s *)qe; |
| 1326 | notify->cbfn(notify->cbarg, event); |
| 1327 | } |
| 1328 | } |
| 1329 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1330 | static void |
| 1331 | bfa_ioc_disable_comp(struct bfa_ioc_s *ioc) |
| 1332 | { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1333 | ioc->cbfn->disable_cbfn(ioc->bfa); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 1334 | bfa_ioc_event_notify(ioc, BFA_IOC_E_DISABLED); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1335 | } |
| 1336 | |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1337 | bfa_boolean_t |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1338 | bfa_ioc_sem_get(void __iomem *sem_reg) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1339 | { |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1340 | u32 r32; |
| 1341 | int cnt = 0; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1342 | #define BFA_SEM_SPINCNT 3000 |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1343 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1344 | r32 = readl(sem_reg); |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1345 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1346 | while ((r32 & 1) && (cnt < BFA_SEM_SPINCNT)) { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1347 | cnt++; |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 1348 | udelay(2); |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1349 | r32 = readl(sem_reg); |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1350 | } |
| 1351 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1352 | if (!(r32 & 1)) |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1353 | return BFA_TRUE; |
| 1354 | |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1355 | return BFA_FALSE; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1356 | } |
| 1357 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1358 | static void |
| 1359 | bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc) |
| 1360 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1361 | u32 r32; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1362 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1363 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1364 | * First read to the semaphore register will return 0, subsequent reads |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1365 | * will return 1. Semaphore is released by writing 1 to the register |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1366 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1367 | r32 = readl(ioc->ioc_regs.ioc_sem_reg); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1368 | if (r32 == ~0) { |
| 1369 | WARN_ON(r32 == ~0); |
| 1370 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_SEM_ERROR); |
| 1371 | return; |
| 1372 | } |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1373 | if (!(r32 & 1)) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1374 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_SEMLOCKED); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1375 | return; |
| 1376 | } |
| 1377 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1378 | bfa_sem_timer_start(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1379 | } |
| 1380 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1381 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1382 | * Initialize LPU local memory (aka secondary memory / SRAM) |
| 1383 | */ |
| 1384 | static void |
| 1385 | bfa_ioc_lmem_init(struct bfa_ioc_s *ioc) |
| 1386 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1387 | u32 pss_ctl; |
| 1388 | int i; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1389 | #define PSS_LMEM_INIT_TIME 10000 |
| 1390 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1391 | pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1392 | pss_ctl &= ~__PSS_LMEM_RESET; |
| 1393 | pss_ctl |= __PSS_LMEM_INIT_EN; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1394 | |
| 1395 | /* |
| 1396 | * i2c workaround 12.5khz clock |
| 1397 | */ |
| 1398 | pss_ctl |= __PSS_I2C_CLK_DIV(3UL); |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1399 | writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1400 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1401 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1402 | * wait for memory initialization to be complete |
| 1403 | */ |
| 1404 | i = 0; |
| 1405 | do { |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1406 | pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1407 | i++; |
| 1408 | } while (!(pss_ctl & __PSS_LMEM_INIT_DONE) && (i < PSS_LMEM_INIT_TIME)); |
| 1409 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1410 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1411 | * If memory initialization is not successful, IOC timeout will catch |
| 1412 | * such failures. |
| 1413 | */ |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 1414 | WARN_ON(!(pss_ctl & __PSS_LMEM_INIT_DONE)); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1415 | bfa_trc(ioc, pss_ctl); |
| 1416 | |
| 1417 | pss_ctl &= ~(__PSS_LMEM_INIT_DONE | __PSS_LMEM_INIT_EN); |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1418 | writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1419 | } |
| 1420 | |
| 1421 | static void |
| 1422 | bfa_ioc_lpu_start(struct bfa_ioc_s *ioc) |
| 1423 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1424 | u32 pss_ctl; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1425 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1426 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1427 | * Take processor out of reset. |
| 1428 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1429 | pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1430 | pss_ctl &= ~__PSS_LPU0_RESET; |
| 1431 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1432 | writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1433 | } |
| 1434 | |
| 1435 | static void |
| 1436 | bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc) |
| 1437 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1438 | u32 pss_ctl; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1439 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1440 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1441 | * Put processors in reset. |
| 1442 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1443 | pss_ctl = readl(ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1444 | pss_ctl |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET); |
| 1445 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1446 | writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1447 | } |
| 1448 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1449 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1450 | * Get driver and firmware versions. |
| 1451 | */ |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1452 | void |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1453 | bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) |
| 1454 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1455 | u32 pgnum, pgoff; |
| 1456 | u32 loff = 0; |
| 1457 | int i; |
| 1458 | u32 *fwsig = (u32 *) fwhdr; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1459 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1460 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff); |
| 1461 | pgoff = PSS_SMEM_PGOFF(loff); |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1462 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1463 | |
| 1464 | for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32)); |
| 1465 | i++) { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1466 | fwsig[i] = |
| 1467 | bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1468 | loff += sizeof(u32); |
| 1469 | } |
| 1470 | } |
| 1471 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1472 | /* |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1473 | * Returns TRUE if driver is willing to work with current smem f/w version. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1474 | */ |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1475 | bfa_boolean_t |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1476 | bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, |
| 1477 | struct bfi_ioc_image_hdr_s *smem_fwhdr) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1478 | { |
| 1479 | struct bfi_ioc_image_hdr_s *drv_fwhdr; |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1480 | enum bfi_ioc_img_ver_cmp_e smem_flash_cmp, drv_smem_cmp; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1481 | |
Jing Huang | 293f82d | 2010-07-08 19:45:20 -0700 | [diff] [blame] | 1482 | drv_fwhdr = (struct bfi_ioc_image_hdr_s *) |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1483 | bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1484 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1485 | /* |
| 1486 | * If smem is incompatible or old, driver should not work with it. |
| 1487 | */ |
| 1488 | drv_smem_cmp = bfa_ioc_fw_ver_patch_cmp(drv_fwhdr, smem_fwhdr); |
| 1489 | if (drv_smem_cmp == BFI_IOC_IMG_VER_INCOMP || |
| 1490 | drv_smem_cmp == BFI_IOC_IMG_VER_OLD) { |
| 1491 | return BFA_FALSE; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1492 | } |
| 1493 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1494 | /* |
| 1495 | * IF Flash has a better F/W than smem do not work with smem. |
| 1496 | * If smem f/w == flash f/w, as smem f/w not old | incmp, work with it. |
| 1497 | * If Flash is old or incomp work with smem iff smem f/w == drv f/w. |
| 1498 | */ |
| 1499 | smem_flash_cmp = bfa_ioc_flash_fwver_cmp(ioc, smem_fwhdr); |
| 1500 | |
| 1501 | if (smem_flash_cmp == BFI_IOC_IMG_VER_BETTER) { |
| 1502 | return BFA_FALSE; |
| 1503 | } else if (smem_flash_cmp == BFI_IOC_IMG_VER_SAME) { |
| 1504 | return BFA_TRUE; |
| 1505 | } else { |
| 1506 | return (drv_smem_cmp == BFI_IOC_IMG_VER_SAME) ? |
| 1507 | BFA_TRUE : BFA_FALSE; |
| 1508 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1509 | } |
| 1510 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1511 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1512 | * Return true if current running version is valid. Firmware signature and |
| 1513 | * execution context (driver/bios) must match. |
| 1514 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1515 | static bfa_boolean_t |
| 1516 | bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc, u32 boot_env) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1517 | { |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1518 | struct bfi_ioc_image_hdr_s fwhdr; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1519 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1520 | bfa_ioc_fwver_get(ioc, &fwhdr); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1521 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1522 | if (swab32(fwhdr.bootenv) != boot_env) { |
| 1523 | bfa_trc(ioc, fwhdr.bootenv); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1524 | bfa_trc(ioc, boot_env); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1525 | return BFA_FALSE; |
| 1526 | } |
| 1527 | |
| 1528 | return bfa_ioc_fwver_cmp(ioc, &fwhdr); |
| 1529 | } |
| 1530 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1531 | static bfa_boolean_t |
| 1532 | bfa_ioc_fwver_md5_check(struct bfi_ioc_image_hdr_s *fwhdr_1, |
| 1533 | struct bfi_ioc_image_hdr_s *fwhdr_2) |
| 1534 | { |
| 1535 | int i; |
| 1536 | |
| 1537 | for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) |
| 1538 | if (fwhdr_1->md5sum[i] != fwhdr_2->md5sum[i]) |
| 1539 | return BFA_FALSE; |
| 1540 | |
| 1541 | return BFA_TRUE; |
| 1542 | } |
| 1543 | |
| 1544 | /* |
| 1545 | * Returns TRUE if major minor and maintainence are same. |
| 1546 | * If patch versions are same, check for MD5 Checksum to be same. |
| 1547 | */ |
| 1548 | static bfa_boolean_t |
| 1549 | bfa_ioc_fw_ver_compatible(struct bfi_ioc_image_hdr_s *drv_fwhdr, |
| 1550 | struct bfi_ioc_image_hdr_s *fwhdr_to_cmp) |
| 1551 | { |
| 1552 | if (drv_fwhdr->signature != fwhdr_to_cmp->signature) |
| 1553 | return BFA_FALSE; |
| 1554 | |
| 1555 | if (drv_fwhdr->fwver.major != fwhdr_to_cmp->fwver.major) |
| 1556 | return BFA_FALSE; |
| 1557 | |
| 1558 | if (drv_fwhdr->fwver.minor != fwhdr_to_cmp->fwver.minor) |
| 1559 | return BFA_FALSE; |
| 1560 | |
| 1561 | if (drv_fwhdr->fwver.maint != fwhdr_to_cmp->fwver.maint) |
| 1562 | return BFA_FALSE; |
| 1563 | |
| 1564 | if (drv_fwhdr->fwver.patch == fwhdr_to_cmp->fwver.patch && |
| 1565 | drv_fwhdr->fwver.phase == fwhdr_to_cmp->fwver.phase && |
| 1566 | drv_fwhdr->fwver.build == fwhdr_to_cmp->fwver.build) { |
| 1567 | return bfa_ioc_fwver_md5_check(drv_fwhdr, fwhdr_to_cmp); |
| 1568 | } |
| 1569 | |
| 1570 | return BFA_TRUE; |
| 1571 | } |
| 1572 | |
| 1573 | static bfa_boolean_t |
| 1574 | bfa_ioc_flash_fwver_valid(struct bfi_ioc_image_hdr_s *flash_fwhdr) |
| 1575 | { |
| 1576 | if (flash_fwhdr->fwver.major == 0 || flash_fwhdr->fwver.major == 0xFF) |
| 1577 | return BFA_FALSE; |
| 1578 | |
| 1579 | return BFA_TRUE; |
| 1580 | } |
| 1581 | |
| 1582 | static bfa_boolean_t fwhdr_is_ga(struct bfi_ioc_image_hdr_s *fwhdr) |
| 1583 | { |
| 1584 | if (fwhdr->fwver.phase == 0 && |
| 1585 | fwhdr->fwver.build == 0) |
| 1586 | return BFA_TRUE; |
| 1587 | |
| 1588 | return BFA_FALSE; |
| 1589 | } |
| 1590 | |
| 1591 | /* |
| 1592 | * Returns TRUE if both are compatible and patch of fwhdr_to_cmp is better. |
| 1593 | */ |
| 1594 | static enum bfi_ioc_img_ver_cmp_e |
| 1595 | bfa_ioc_fw_ver_patch_cmp(struct bfi_ioc_image_hdr_s *base_fwhdr, |
| 1596 | struct bfi_ioc_image_hdr_s *fwhdr_to_cmp) |
| 1597 | { |
| 1598 | if (bfa_ioc_fw_ver_compatible(base_fwhdr, fwhdr_to_cmp) == BFA_FALSE) |
| 1599 | return BFI_IOC_IMG_VER_INCOMP; |
| 1600 | |
| 1601 | if (fwhdr_to_cmp->fwver.patch > base_fwhdr->fwver.patch) |
| 1602 | return BFI_IOC_IMG_VER_BETTER; |
| 1603 | |
| 1604 | else if (fwhdr_to_cmp->fwver.patch < base_fwhdr->fwver.patch) |
| 1605 | return BFI_IOC_IMG_VER_OLD; |
| 1606 | |
| 1607 | /* |
| 1608 | * GA takes priority over internal builds of the same patch stream. |
| 1609 | * At this point major minor maint and patch numbers are same. |
| 1610 | */ |
| 1611 | |
| 1612 | if (fwhdr_is_ga(base_fwhdr) == BFA_TRUE) { |
| 1613 | if (fwhdr_is_ga(fwhdr_to_cmp)) |
| 1614 | return BFI_IOC_IMG_VER_SAME; |
| 1615 | else |
| 1616 | return BFI_IOC_IMG_VER_OLD; |
| 1617 | } else { |
| 1618 | if (fwhdr_is_ga(fwhdr_to_cmp)) |
| 1619 | return BFI_IOC_IMG_VER_BETTER; |
| 1620 | } |
| 1621 | |
| 1622 | if (fwhdr_to_cmp->fwver.phase > base_fwhdr->fwver.phase) |
| 1623 | return BFI_IOC_IMG_VER_BETTER; |
| 1624 | else if (fwhdr_to_cmp->fwver.phase < base_fwhdr->fwver.phase) |
| 1625 | return BFI_IOC_IMG_VER_OLD; |
| 1626 | |
| 1627 | if (fwhdr_to_cmp->fwver.build > base_fwhdr->fwver.build) |
| 1628 | return BFI_IOC_IMG_VER_BETTER; |
| 1629 | else if (fwhdr_to_cmp->fwver.build < base_fwhdr->fwver.build) |
| 1630 | return BFI_IOC_IMG_VER_OLD; |
| 1631 | |
| 1632 | /* |
| 1633 | * All Version Numbers are equal. |
| 1634 | * Md5 check to be done as a part of compatibility check. |
| 1635 | */ |
| 1636 | return BFI_IOC_IMG_VER_SAME; |
| 1637 | } |
| 1638 | |
| 1639 | #define BFA_FLASH_PART_FWIMG_ADDR 0x100000 /* fw image address */ |
| 1640 | |
| 1641 | bfa_status_t |
| 1642 | bfa_ioc_flash_img_get_chnk(struct bfa_ioc_s *ioc, u32 off, |
| 1643 | u32 *fwimg) |
| 1644 | { |
| 1645 | return bfa_flash_raw_read(ioc->pcidev.pci_bar_kva, |
| 1646 | BFA_FLASH_PART_FWIMG_ADDR + (off * sizeof(u32)), |
| 1647 | (char *)fwimg, BFI_FLASH_CHUNK_SZ); |
| 1648 | } |
| 1649 | |
| 1650 | static enum bfi_ioc_img_ver_cmp_e |
| 1651 | bfa_ioc_flash_fwver_cmp(struct bfa_ioc_s *ioc, |
| 1652 | struct bfi_ioc_image_hdr_s *base_fwhdr) |
| 1653 | { |
| 1654 | struct bfi_ioc_image_hdr_s *flash_fwhdr; |
| 1655 | bfa_status_t status; |
| 1656 | u32 fwimg[BFI_FLASH_CHUNK_SZ_WORDS]; |
| 1657 | |
| 1658 | status = bfa_ioc_flash_img_get_chnk(ioc, 0, fwimg); |
| 1659 | if (status != BFA_STATUS_OK) |
| 1660 | return BFI_IOC_IMG_VER_INCOMP; |
| 1661 | |
| 1662 | flash_fwhdr = (struct bfi_ioc_image_hdr_s *) fwimg; |
| 1663 | if (bfa_ioc_flash_fwver_valid(flash_fwhdr) == BFA_TRUE) |
| 1664 | return bfa_ioc_fw_ver_patch_cmp(base_fwhdr, flash_fwhdr); |
| 1665 | else |
| 1666 | return BFI_IOC_IMG_VER_INCOMP; |
| 1667 | } |
| 1668 | |
| 1669 | |
| 1670 | /* |
| 1671 | * Invalidate fwver signature |
| 1672 | */ |
| 1673 | bfa_status_t |
| 1674 | bfa_ioc_fwsig_invalidate(struct bfa_ioc_s *ioc) |
| 1675 | { |
| 1676 | |
| 1677 | u32 pgnum, pgoff; |
| 1678 | u32 loff = 0; |
| 1679 | enum bfi_ioc_state ioc_fwstate; |
| 1680 | |
| 1681 | ioc_fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); |
| 1682 | if (!bfa_ioc_state_disabled(ioc_fwstate)) |
| 1683 | return BFA_STATUS_ADAPTER_ENABLED; |
| 1684 | |
| 1685 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff); |
| 1686 | pgoff = PSS_SMEM_PGOFF(loff); |
| 1687 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
| 1688 | bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, BFA_IOC_FW_INV_SIGN); |
| 1689 | |
| 1690 | return BFA_STATUS_OK; |
| 1691 | } |
| 1692 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1693 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1694 | * Conditionally flush any pending message from firmware at start. |
| 1695 | */ |
| 1696 | static void |
| 1697 | bfa_ioc_msgflush(struct bfa_ioc_s *ioc) |
| 1698 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1699 | u32 r32; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1700 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1701 | r32 = readl(ioc->ioc_regs.lpu_mbox_cmd); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1702 | if (r32) |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1703 | writel(1, ioc->ioc_regs.lpu_mbox_cmd); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1704 | } |
| 1705 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1706 | static void |
| 1707 | bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) |
| 1708 | { |
| 1709 | enum bfi_ioc_state ioc_fwstate; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1710 | bfa_boolean_t fwvalid; |
| 1711 | u32 boot_type; |
| 1712 | u32 boot_env; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1713 | |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 1714 | ioc_fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1715 | |
| 1716 | if (force) |
| 1717 | ioc_fwstate = BFI_IOC_UNINIT; |
| 1718 | |
| 1719 | bfa_trc(ioc, ioc_fwstate); |
| 1720 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1721 | boot_type = BFI_FWBOOT_TYPE_NORMAL; |
| 1722 | boot_env = BFI_FWBOOT_ENV_OS; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1723 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1724 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1725 | * check if firmware is valid |
| 1726 | */ |
| 1727 | fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ? |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1728 | BFA_FALSE : bfa_ioc_fwver_valid(ioc, boot_env); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1729 | |
| 1730 | if (!fwvalid) { |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1731 | if (bfa_ioc_boot(ioc, boot_type, boot_env) == BFA_STATUS_OK) |
| 1732 | bfa_ioc_poll_fwinit(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1733 | return; |
| 1734 | } |
| 1735 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1736 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1737 | * If hardware initialization is in progress (initialized by other IOC), |
| 1738 | * just wait for an initialization completion interrupt. |
| 1739 | */ |
| 1740 | if (ioc_fwstate == BFI_IOC_INITING) { |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 1741 | bfa_ioc_poll_fwinit(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1742 | return; |
| 1743 | } |
| 1744 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1745 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1746 | * If IOC function is disabled and firmware version is same, |
| 1747 | * just re-enable IOC. |
Jing Huang | 07b2838 | 2010-07-08 19:59:24 -0700 | [diff] [blame] | 1748 | * |
| 1749 | * If option rom, IOC must not be in operational state. With |
| 1750 | * convergence, IOC will be in operational state when 2nd driver |
| 1751 | * is loaded. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1752 | */ |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 1753 | if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1754 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1755 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1756 | * When using MSI-X any pending firmware ready event should |
| 1757 | * be flushed. Otherwise MSI-X interrupts are not delivered. |
| 1758 | */ |
| 1759 | bfa_ioc_msgflush(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1760 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1761 | return; |
| 1762 | } |
| 1763 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1764 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1765 | * Initialize the h/w for any other states. |
| 1766 | */ |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1767 | if (bfa_ioc_boot(ioc, boot_type, boot_env) == BFA_STATUS_OK) |
| 1768 | bfa_ioc_poll_fwinit(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1769 | } |
| 1770 | |
| 1771 | static void |
| 1772 | bfa_ioc_timeout(void *ioc_arg) |
| 1773 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1774 | struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1775 | |
| 1776 | bfa_trc(ioc, 0); |
| 1777 | bfa_fsm_send_event(ioc, IOC_E_TIMEOUT); |
| 1778 | } |
| 1779 | |
| 1780 | void |
| 1781 | bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len) |
| 1782 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1783 | u32 *msgp = (u32 *) ioc_msg; |
| 1784 | u32 i; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1785 | |
| 1786 | bfa_trc(ioc, msgp[0]); |
| 1787 | bfa_trc(ioc, len); |
| 1788 | |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 1789 | WARN_ON(len > BFI_IOC_MSGLEN_MAX); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1790 | |
| 1791 | /* |
| 1792 | * first write msg to mailbox registers |
| 1793 | */ |
| 1794 | for (i = 0; i < len / sizeof(u32); i++) |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1795 | writel(cpu_to_le32(msgp[i]), |
| 1796 | ioc->ioc_regs.hfn_mbox + i * sizeof(u32)); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1797 | |
| 1798 | for (; i < BFI_IOC_MSGLEN_MAX / sizeof(u32); i++) |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1799 | writel(0, ioc->ioc_regs.hfn_mbox + i * sizeof(u32)); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1800 | |
| 1801 | /* |
| 1802 | * write 1 to mailbox CMD to trigger LPU event |
| 1803 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1804 | writel(1, ioc->ioc_regs.hfn_mbox_cmd); |
| 1805 | (void) readl(ioc->ioc_regs.hfn_mbox_cmd); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1806 | } |
| 1807 | |
| 1808 | static void |
| 1809 | bfa_ioc_send_enable(struct bfa_ioc_s *ioc) |
| 1810 | { |
| 1811 | struct bfi_ioc_ctrl_req_s enable_req; |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 1812 | struct timeval tv; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1813 | |
| 1814 | bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ, |
| 1815 | bfa_ioc_portid(ioc)); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 1816 | enable_req.clscode = cpu_to_be16(ioc->clscode); |
Maggie Zhang | f16a175 | 2010-12-09 19:12:32 -0800 | [diff] [blame] | 1817 | do_gettimeofday(&tv); |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 1818 | enable_req.tv_sec = be32_to_cpu(tv.tv_sec); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1819 | bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req_s)); |
| 1820 | } |
| 1821 | |
| 1822 | static void |
| 1823 | bfa_ioc_send_disable(struct bfa_ioc_s *ioc) |
| 1824 | { |
| 1825 | struct bfi_ioc_ctrl_req_s disable_req; |
| 1826 | |
| 1827 | bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ, |
| 1828 | bfa_ioc_portid(ioc)); |
| 1829 | bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req_s)); |
| 1830 | } |
| 1831 | |
| 1832 | static void |
| 1833 | bfa_ioc_send_getattr(struct bfa_ioc_s *ioc) |
| 1834 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1835 | struct bfi_ioc_getattr_req_s attr_req; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1836 | |
| 1837 | bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ, |
| 1838 | bfa_ioc_portid(ioc)); |
| 1839 | bfa_dma_be_addr_set(attr_req.attr_addr, ioc->attr_dma.pa); |
| 1840 | bfa_ioc_mbox_send(ioc, &attr_req, sizeof(attr_req)); |
| 1841 | } |
| 1842 | |
| 1843 | static void |
| 1844 | bfa_ioc_hb_check(void *cbarg) |
| 1845 | { |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1846 | struct bfa_ioc_s *ioc = cbarg; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1847 | u32 hb_count; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1848 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1849 | hb_count = readl(ioc->ioc_regs.heartbeat); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1850 | if (ioc->hb_count == hb_count) { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1851 | bfa_ioc_recover(ioc); |
| 1852 | return; |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1853 | } else { |
| 1854 | ioc->hb_count = hb_count; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1855 | } |
| 1856 | |
| 1857 | bfa_ioc_mbox_poll(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1858 | bfa_hb_timer_start(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1859 | } |
| 1860 | |
| 1861 | static void |
| 1862 | bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc) |
| 1863 | { |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1864 | ioc->hb_count = readl(ioc->ioc_regs.heartbeat); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1865 | bfa_hb_timer_start(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1866 | } |
| 1867 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1868 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1869 | * Initiate a full firmware download. |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1870 | */ |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1871 | static bfa_status_t |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1872 | bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1873 | u32 boot_env) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1874 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1875 | u32 *fwimg; |
| 1876 | u32 pgnum, pgoff; |
| 1877 | u32 loff = 0; |
| 1878 | u32 chunkno = 0; |
| 1879 | u32 i; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1880 | u32 asicmode; |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1881 | u32 fwimg_size; |
| 1882 | u32 fwimg_buf[BFI_FLASH_CHUNK_SZ_WORDS]; |
| 1883 | bfa_status_t status; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1884 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1885 | if (boot_env == BFI_FWBOOT_ENV_OS && |
| 1886 | boot_type == BFI_FWBOOT_TYPE_FLASH) { |
| 1887 | fwimg_size = BFI_FLASH_IMAGE_SZ/sizeof(u32); |
| 1888 | |
| 1889 | status = bfa_ioc_flash_img_get_chnk(ioc, |
| 1890 | BFA_IOC_FLASH_CHUNK_ADDR(chunkno), fwimg_buf); |
| 1891 | if (status != BFA_STATUS_OK) |
| 1892 | return status; |
| 1893 | |
| 1894 | fwimg = fwimg_buf; |
| 1895 | } else { |
| 1896 | fwimg_size = bfa_cb_image_get_size(bfa_ioc_asic_gen(ioc)); |
| 1897 | fwimg = bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), |
| 1898 | BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); |
| 1899 | } |
| 1900 | |
| 1901 | bfa_trc(ioc, fwimg_size); |
| 1902 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1903 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1904 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff); |
| 1905 | pgoff = PSS_SMEM_PGOFF(loff); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1906 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1907 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1908 | |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1909 | for (i = 0; i < fwimg_size; i++) { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1910 | |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1911 | if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) { |
| 1912 | chunkno = BFA_IOC_FLASH_CHUNK_NO(i); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1913 | |
| 1914 | if (boot_env == BFI_FWBOOT_ENV_OS && |
| 1915 | boot_type == BFI_FWBOOT_TYPE_FLASH) { |
| 1916 | status = bfa_ioc_flash_img_get_chnk(ioc, |
| 1917 | BFA_IOC_FLASH_CHUNK_ADDR(chunkno), |
| 1918 | fwimg_buf); |
| 1919 | if (status != BFA_STATUS_OK) |
| 1920 | return status; |
| 1921 | |
| 1922 | fwimg = fwimg_buf; |
| 1923 | } else { |
| 1924 | fwimg = bfa_cb_image_get_chunk( |
| 1925 | bfa_ioc_asic_gen(ioc), |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 1926 | BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1927 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1928 | } |
| 1929 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1930 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1931 | * write smem |
| 1932 | */ |
| 1933 | bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1934 | fwimg[BFA_IOC_FLASH_OFFSET_IN_CHUNK(i)]); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1935 | |
| 1936 | loff += sizeof(u32); |
| 1937 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1938 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1939 | * handle page offset wrap around |
| 1940 | */ |
| 1941 | loff = PSS_SMEM_PGOFF(loff); |
| 1942 | if (loff == 0) { |
| 1943 | pgnum++; |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1944 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1945 | } |
| 1946 | } |
| 1947 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 1948 | writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0), |
| 1949 | ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | 13cc20c | 2010-03-05 19:37:29 -0800 | [diff] [blame] | 1950 | |
| 1951 | /* |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1952 | * Set boot type, env and device mode at the end. |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1953 | */ |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1954 | if (boot_env == BFI_FWBOOT_ENV_OS && |
| 1955 | boot_type == BFI_FWBOOT_TYPE_FLASH) { |
| 1956 | boot_type = BFI_FWBOOT_TYPE_NORMAL; |
| 1957 | } |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1958 | asicmode = BFI_FWBOOT_DEVMODE(ioc->asic_gen, ioc->asic_mode, |
| 1959 | ioc->port0_mode, ioc->port1_mode); |
| 1960 | bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_DEVMODE_OFF, |
| 1961 | swab32(asicmode)); |
| 1962 | bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_TYPE_OFF, |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1963 | swab32(boot_type)); |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 1964 | bfa_mem_write(ioc->ioc_regs.smem_page_start, BFI_FWBOOT_ENV_OFF, |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 1965 | swab32(boot_env)); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 1966 | return BFA_STATUS_OK; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1967 | } |
| 1968 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1969 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1970 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1971 | * Update BFA configuration from firmware configuration. |
| 1972 | */ |
| 1973 | static void |
| 1974 | bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc) |
| 1975 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1976 | struct bfi_ioc_attr_s *attr = ioc->attr; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1977 | |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 1978 | attr->adapter_prop = be32_to_cpu(attr->adapter_prop); |
| 1979 | attr->card_type = be32_to_cpu(attr->card_type); |
| 1980 | attr->maxfrsize = be16_to_cpu(attr->maxfrsize); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 1981 | ioc->fcmode = (attr->port_mode == BFI_PORT_MODE_FC); |
Krishna Gudipati | ea5d7c9 | 2012-09-21 17:25:02 -0700 | [diff] [blame] | 1982 | attr->mfg_year = be16_to_cpu(attr->mfg_year); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1983 | |
| 1984 | bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR); |
| 1985 | } |
| 1986 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 1987 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1988 | * Attach time initialization of mbox logic. |
| 1989 | */ |
| 1990 | static void |
| 1991 | bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc) |
| 1992 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 1993 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 1994 | int mc; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 1995 | |
| 1996 | INIT_LIST_HEAD(&mod->cmd_q); |
| 1997 | for (mc = 0; mc < BFI_MC_MAX; mc++) { |
| 1998 | mod->mbhdlr[mc].cbfn = NULL; |
| 1999 | mod->mbhdlr[mc].cbarg = ioc->bfa; |
| 2000 | } |
| 2001 | } |
| 2002 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2003 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2004 | * Mbox poll timer -- restarts any pending mailbox requests. |
| 2005 | */ |
| 2006 | static void |
| 2007 | bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc) |
| 2008 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2009 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 2010 | struct bfa_mbox_cmd_s *cmd; |
| 2011 | u32 stat; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2012 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2013 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2014 | * If no command pending, do nothing |
| 2015 | */ |
| 2016 | if (list_empty(&mod->cmd_q)) |
| 2017 | return; |
| 2018 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2019 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2020 | * If previous command is not yet fetched by firmware, do nothing |
| 2021 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2022 | stat = readl(ioc->ioc_regs.hfn_mbox_cmd); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2023 | if (stat) |
| 2024 | return; |
| 2025 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2026 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2027 | * Enqueue command to firmware. |
| 2028 | */ |
| 2029 | bfa_q_deq(&mod->cmd_q, &cmd); |
| 2030 | bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg)); |
| 2031 | } |
| 2032 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2033 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2034 | * Cleanup any pending requests. |
| 2035 | */ |
| 2036 | static void |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2037 | bfa_ioc_mbox_flush(struct bfa_ioc_s *ioc) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2038 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2039 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 2040 | struct bfa_mbox_cmd_s *cmd; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2041 | |
| 2042 | while (!list_empty(&mod->cmd_q)) |
| 2043 | bfa_q_deq(&mod->cmd_q, &cmd); |
| 2044 | } |
| 2045 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2046 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2047 | * Read data from SMEM to host through PCI memmap |
| 2048 | * |
| 2049 | * @param[in] ioc memory for IOC |
| 2050 | * @param[in] tbuf app memory to store data from smem |
| 2051 | * @param[in] soff smem offset |
| 2052 | * @param[in] sz size of smem in bytes |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2053 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2054 | static bfa_status_t |
| 2055 | bfa_ioc_smem_read(struct bfa_ioc_s *ioc, void *tbuf, u32 soff, u32 sz) |
| 2056 | { |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 2057 | u32 pgnum, loff; |
| 2058 | __be32 r32; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2059 | int i, len; |
| 2060 | u32 *buf = tbuf; |
| 2061 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2062 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, soff); |
| 2063 | loff = PSS_SMEM_PGOFF(soff); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2064 | bfa_trc(ioc, pgnum); |
| 2065 | bfa_trc(ioc, loff); |
| 2066 | bfa_trc(ioc, sz); |
| 2067 | |
| 2068 | /* |
| 2069 | * Hold semaphore to serialize pll init and fwtrc. |
| 2070 | */ |
| 2071 | if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) { |
| 2072 | bfa_trc(ioc, 0); |
| 2073 | return BFA_STATUS_FAILED; |
| 2074 | } |
| 2075 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2076 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2077 | |
| 2078 | len = sz/sizeof(u32); |
| 2079 | bfa_trc(ioc, len); |
| 2080 | for (i = 0; i < len; i++) { |
| 2081 | r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); |
Vijaya Mohan Guvva | ba13407 | 2013-05-13 02:33:32 -0700 | [diff] [blame] | 2082 | buf[i] = swab32(r32); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2083 | loff += sizeof(u32); |
| 2084 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2085 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2086 | * handle page offset wrap around |
| 2087 | */ |
| 2088 | loff = PSS_SMEM_PGOFF(loff); |
| 2089 | if (loff == 0) { |
| 2090 | pgnum++; |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2091 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2092 | } |
| 2093 | } |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2094 | writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0), |
| 2095 | ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2096 | /* |
| 2097 | * release semaphore. |
| 2098 | */ |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 2099 | readl(ioc->ioc_regs.ioc_init_sem_reg); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2100 | writel(1, ioc->ioc_regs.ioc_init_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2101 | |
| 2102 | bfa_trc(ioc, pgnum); |
| 2103 | return BFA_STATUS_OK; |
| 2104 | } |
| 2105 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2106 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2107 | * Clear SMEM data from host through PCI memmap |
| 2108 | * |
| 2109 | * @param[in] ioc memory for IOC |
| 2110 | * @param[in] soff smem offset |
| 2111 | * @param[in] sz size of smem in bytes |
| 2112 | */ |
| 2113 | static bfa_status_t |
| 2114 | bfa_ioc_smem_clr(struct bfa_ioc_s *ioc, u32 soff, u32 sz) |
| 2115 | { |
| 2116 | int i, len; |
| 2117 | u32 pgnum, loff; |
| 2118 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2119 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, soff); |
| 2120 | loff = PSS_SMEM_PGOFF(soff); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2121 | bfa_trc(ioc, pgnum); |
| 2122 | bfa_trc(ioc, loff); |
| 2123 | bfa_trc(ioc, sz); |
| 2124 | |
| 2125 | /* |
| 2126 | * Hold semaphore to serialize pll init and fwtrc. |
| 2127 | */ |
| 2128 | if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) { |
| 2129 | bfa_trc(ioc, 0); |
| 2130 | return BFA_STATUS_FAILED; |
| 2131 | } |
| 2132 | |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2133 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2134 | |
| 2135 | len = sz/sizeof(u32); /* len in words */ |
| 2136 | bfa_trc(ioc, len); |
| 2137 | for (i = 0; i < len; i++) { |
| 2138 | bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, 0); |
| 2139 | loff += sizeof(u32); |
| 2140 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2141 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2142 | * handle page offset wrap around |
| 2143 | */ |
| 2144 | loff = PSS_SMEM_PGOFF(loff); |
| 2145 | if (loff == 0) { |
| 2146 | pgnum++; |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2147 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2148 | } |
| 2149 | } |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2150 | writel(PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, 0), |
| 2151 | ioc->ioc_regs.host_page_num_fn); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2152 | |
| 2153 | /* |
| 2154 | * release semaphore. |
| 2155 | */ |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 2156 | readl(ioc->ioc_regs.ioc_init_sem_reg); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2157 | writel(1, ioc->ioc_regs.ioc_init_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2158 | bfa_trc(ioc, pgnum); |
| 2159 | return BFA_STATUS_OK; |
| 2160 | } |
| 2161 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2162 | static void |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 2163 | bfa_ioc_fail_notify(struct bfa_ioc_s *ioc) |
| 2164 | { |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 2165 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
| 2166 | |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 2167 | /* |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 2168 | * Notify driver and common modules registered for notification. |
| 2169 | */ |
| 2170 | ioc->cbfn->hbfail_cbfn(ioc->bfa); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 2171 | bfa_ioc_event_notify(ioc, BFA_IOC_E_FAILED); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 2172 | |
| 2173 | bfa_ioc_debug_save_ftrc(ioc); |
| 2174 | |
| 2175 | BFA_LOG(KERN_CRIT, bfad, bfa_log_level, |
| 2176 | "Heart Beat of IOC has failed\n"); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 2177 | bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL); |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 2178 | |
| 2179 | } |
| 2180 | |
| 2181 | static void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2182 | bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc) |
| 2183 | { |
| 2184 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2185 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2186 | * Provide enable completion callback. |
| 2187 | */ |
| 2188 | ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); |
Jing Huang | 8816624 | 2010-12-09 17:11:53 -0800 | [diff] [blame] | 2189 | BFA_LOG(KERN_WARNING, bfad, bfa_log_level, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2190 | "Running firmware version is incompatible " |
| 2191 | "with the driver version\n"); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 2192 | bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2193 | } |
| 2194 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2195 | bfa_status_t |
| 2196 | bfa_ioc_pll_init(struct bfa_ioc_s *ioc) |
| 2197 | { |
| 2198 | |
| 2199 | /* |
| 2200 | * Hold semaphore so that nobody can access the chip during init. |
| 2201 | */ |
| 2202 | bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); |
| 2203 | |
| 2204 | bfa_ioc_pll_init_asic(ioc); |
| 2205 | |
| 2206 | ioc->pllinit = BFA_TRUE; |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 2207 | |
| 2208 | /* |
| 2209 | * Initialize LMEM |
| 2210 | */ |
| 2211 | bfa_ioc_lmem_init(ioc); |
| 2212 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2213 | /* |
| 2214 | * release semaphore. |
| 2215 | */ |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 2216 | readl(ioc->ioc_regs.ioc_init_sem_reg); |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2217 | writel(1, ioc->ioc_regs.ioc_init_sem_reg); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2218 | |
| 2219 | return BFA_STATUS_OK; |
| 2220 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2221 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2222 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2223 | * Interface used by diag module to do firmware boot with memory test |
| 2224 | * as the entry vector. |
| 2225 | */ |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 2226 | bfa_status_t |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2227 | bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_env) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2228 | { |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 2229 | struct bfi_ioc_image_hdr_s *drv_fwhdr; |
| 2230 | bfa_status_t status; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2231 | bfa_ioc_stats(ioc, ioc_boots); |
| 2232 | |
| 2233 | if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK) |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 2234 | return BFA_STATUS_FAILED; |
| 2235 | |
| 2236 | if (boot_env == BFI_FWBOOT_ENV_OS && |
| 2237 | boot_type == BFI_FWBOOT_TYPE_NORMAL) { |
| 2238 | |
| 2239 | drv_fwhdr = (struct bfi_ioc_image_hdr_s *) |
| 2240 | bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0); |
| 2241 | |
| 2242 | /* |
| 2243 | * Work with Flash iff flash f/w is better than driver f/w. |
| 2244 | * Otherwise push drivers firmware. |
| 2245 | */ |
| 2246 | if (bfa_ioc_flash_fwver_cmp(ioc, drv_fwhdr) == |
| 2247 | BFI_IOC_IMG_VER_BETTER) |
| 2248 | boot_type = BFI_FWBOOT_TYPE_FLASH; |
| 2249 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2250 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2251 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2252 | * Initialize IOC state of all functions on a chip reset. |
| 2253 | */ |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2254 | if (boot_type == BFI_FWBOOT_TYPE_MEMTEST) { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2255 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_MEMTEST); |
| 2256 | bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_MEMTEST); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2257 | } else { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2258 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_INITING); |
| 2259 | bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_INITING); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2260 | } |
| 2261 | |
Jing Huang | 07b2838 | 2010-07-08 19:59:24 -0700 | [diff] [blame] | 2262 | bfa_ioc_msgflush(ioc); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 2263 | status = bfa_ioc_download_fw(ioc, boot_type, boot_env); |
| 2264 | if (status == BFA_STATUS_OK) |
| 2265 | bfa_ioc_lpu_start(ioc); |
| 2266 | else { |
| 2267 | WARN_ON(boot_type == BFI_FWBOOT_TYPE_MEMTEST); |
| 2268 | bfa_iocpf_timeout(ioc); |
| 2269 | } |
| 2270 | return status; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2271 | } |
| 2272 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2273 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2274 | * Enable/disable IOC failure auto recovery. |
| 2275 | */ |
| 2276 | void |
| 2277 | bfa_ioc_auto_recover(bfa_boolean_t auto_recover) |
| 2278 | { |
Krishna Gudipati | 2f9b885 | 2010-03-03 17:42:51 -0800 | [diff] [blame] | 2279 | bfa_auto_recover = auto_recover; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2280 | } |
| 2281 | |
| 2282 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2283 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2284 | bfa_boolean_t |
| 2285 | bfa_ioc_is_operational(struct bfa_ioc_s *ioc) |
| 2286 | { |
| 2287 | return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op); |
| 2288 | } |
| 2289 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2290 | bfa_boolean_t |
| 2291 | bfa_ioc_is_initialized(struct bfa_ioc_s *ioc) |
| 2292 | { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2293 | u32 r32 = bfa_ioc_get_cur_ioc_fwstate(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2294 | |
| 2295 | return ((r32 != BFI_IOC_UNINIT) && |
| 2296 | (r32 != BFI_IOC_INITING) && |
| 2297 | (r32 != BFI_IOC_MEMTEST)); |
| 2298 | } |
| 2299 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2300 | bfa_boolean_t |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2301 | bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg) |
| 2302 | { |
Maggie | 50444a3 | 2010-11-29 18:26:32 -0800 | [diff] [blame] | 2303 | __be32 *msgp = mbmsg; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2304 | u32 r32; |
| 2305 | int i; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2306 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2307 | r32 = readl(ioc->ioc_regs.lpu_mbox_cmd); |
| 2308 | if ((r32 & 1) == 0) |
| 2309 | return BFA_FALSE; |
| 2310 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2311 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2312 | * read the MBOX msg |
| 2313 | */ |
| 2314 | for (i = 0; i < (sizeof(union bfi_ioc_i2h_msg_u) / sizeof(u32)); |
| 2315 | i++) { |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2316 | r32 = readl(ioc->ioc_regs.lpu_mbox + |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2317 | i * sizeof(u32)); |
Jing Huang | ba816ea | 2010-10-18 17:10:50 -0700 | [diff] [blame] | 2318 | msgp[i] = cpu_to_be32(r32); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2319 | } |
| 2320 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2321 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2322 | * turn off mailbox interrupt by clearing mailbox status |
| 2323 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2324 | writel(1, ioc->ioc_regs.lpu_mbox_cmd); |
| 2325 | readl(ioc->ioc_regs.lpu_mbox_cmd); |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2326 | |
| 2327 | return BFA_TRUE; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2328 | } |
| 2329 | |
| 2330 | void |
| 2331 | bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m) |
| 2332 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2333 | union bfi_ioc_i2h_msg_u *msg; |
| 2334 | struct bfa_iocpf_s *iocpf = &ioc->iocpf; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2335 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2336 | msg = (union bfi_ioc_i2h_msg_u *) m; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2337 | |
| 2338 | bfa_ioc_stats(ioc, ioc_isrs); |
| 2339 | |
| 2340 | switch (msg->mh.msg_id) { |
| 2341 | case BFI_IOC_I2H_HBEAT: |
| 2342 | break; |
| 2343 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2344 | case BFI_IOC_I2H_ENABLE_REPLY: |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2345 | ioc->port_mode = ioc->port_mode_cfg = |
| 2346 | (enum bfa_mode_s)msg->fw_event.port_mode; |
| 2347 | ioc->ad_cap_bm = msg->fw_event.cap_bm; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2348 | bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_ENABLE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2349 | break; |
| 2350 | |
| 2351 | case BFI_IOC_I2H_DISABLE_REPLY: |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2352 | bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_DISABLE); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2353 | break; |
| 2354 | |
| 2355 | case BFI_IOC_I2H_GETATTR_REPLY: |
| 2356 | bfa_ioc_getattr_reply(ioc); |
| 2357 | break; |
| 2358 | |
| 2359 | default: |
| 2360 | bfa_trc(ioc, msg->mh.msg_id); |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 2361 | WARN_ON(1); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2362 | } |
| 2363 | } |
| 2364 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2365 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2366 | * IOC attach time initialization and setup. |
| 2367 | * |
| 2368 | * @param[in] ioc memory for IOC |
| 2369 | * @param[in] bfa driver instance structure |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2370 | */ |
| 2371 | void |
| 2372 | bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2373 | struct bfa_timer_mod_s *timer_mod) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2374 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2375 | ioc->bfa = bfa; |
| 2376 | ioc->cbfn = cbfn; |
| 2377 | ioc->timer_mod = timer_mod; |
| 2378 | ioc->fcmode = BFA_FALSE; |
| 2379 | ioc->pllinit = BFA_FALSE; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2380 | ioc->dbg_fwsave_once = BFA_TRUE; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2381 | ioc->iocpf.ioc = ioc; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2382 | |
| 2383 | bfa_ioc_mbox_attach(ioc); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 2384 | INIT_LIST_HEAD(&ioc->notify_q); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2385 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2386 | bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit); |
| 2387 | bfa_fsm_send_event(ioc, IOC_E_RESET); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2388 | } |
| 2389 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2390 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2391 | * Driver detach time IOC cleanup. |
| 2392 | */ |
| 2393 | void |
| 2394 | bfa_ioc_detach(struct bfa_ioc_s *ioc) |
| 2395 | { |
| 2396 | bfa_fsm_send_event(ioc, IOC_E_DETACH); |
Krishna Gudipati | 3350d98 | 2011-06-24 20:28:37 -0700 | [diff] [blame] | 2397 | INIT_LIST_HEAD(&ioc->notify_q); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2398 | } |
| 2399 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2400 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2401 | * Setup IOC PCI properties. |
| 2402 | * |
| 2403 | * @param[in] pcidev PCI device information for this IOC |
| 2404 | */ |
| 2405 | void |
| 2406 | bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 2407 | enum bfi_pcifn_class clscode) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2408 | { |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 2409 | ioc->clscode = clscode; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2410 | ioc->pcidev = *pcidev; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2411 | |
| 2412 | /* |
| 2413 | * Initialize IOC and device personality |
| 2414 | */ |
| 2415 | ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_FC; |
| 2416 | ioc->asic_mode = BFI_ASIC_MODE_FC; |
| 2417 | |
| 2418 | switch (pcidev->device_id) { |
| 2419 | case BFA_PCI_DEVICE_ID_FC_8G1P: |
| 2420 | case BFA_PCI_DEVICE_ID_FC_8G2P: |
| 2421 | ioc->asic_gen = BFI_ASIC_GEN_CB; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2422 | ioc->fcmode = BFA_TRUE; |
| 2423 | ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA; |
| 2424 | ioc->ad_cap_bm = BFA_CM_HBA; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2425 | break; |
| 2426 | |
| 2427 | case BFA_PCI_DEVICE_ID_CT: |
| 2428 | ioc->asic_gen = BFI_ASIC_GEN_CT; |
| 2429 | ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_ETH; |
| 2430 | ioc->asic_mode = BFI_ASIC_MODE_ETH; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2431 | ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_CNA; |
| 2432 | ioc->ad_cap_bm = BFA_CM_CNA; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2433 | break; |
| 2434 | |
| 2435 | case BFA_PCI_DEVICE_ID_CT_FC: |
| 2436 | ioc->asic_gen = BFI_ASIC_GEN_CT; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2437 | ioc->fcmode = BFA_TRUE; |
| 2438 | ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA; |
| 2439 | ioc->ad_cap_bm = BFA_CM_HBA; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2440 | break; |
| 2441 | |
| 2442 | case BFA_PCI_DEVICE_ID_CT2: |
Vijaya Mohan Guvva | f9c867b | 2013-05-13 02:33:33 -0700 | [diff] [blame] | 2443 | case BFA_PCI_DEVICE_ID_CT2_QUAD: |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2444 | ioc->asic_gen = BFI_ASIC_GEN_CT2; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2445 | if (clscode == BFI_PCIFN_CLASS_FC && |
| 2446 | pcidev->ssid == BFA_PCI_CT2_SSID_FC) { |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2447 | ioc->asic_mode = BFI_ASIC_MODE_FC16; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2448 | ioc->fcmode = BFA_TRUE; |
| 2449 | ioc->port_mode = ioc->port_mode_cfg = BFA_MODE_HBA; |
| 2450 | ioc->ad_cap_bm = BFA_CM_HBA; |
| 2451 | } else { |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2452 | ioc->port0_mode = ioc->port1_mode = BFI_PORT_MODE_ETH; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2453 | ioc->asic_mode = BFI_ASIC_MODE_ETH; |
| 2454 | if (pcidev->ssid == BFA_PCI_CT2_SSID_FCoE) { |
| 2455 | ioc->port_mode = |
| 2456 | ioc->port_mode_cfg = BFA_MODE_CNA; |
| 2457 | ioc->ad_cap_bm = BFA_CM_CNA; |
| 2458 | } else { |
| 2459 | ioc->port_mode = |
| 2460 | ioc->port_mode_cfg = BFA_MODE_NIC; |
| 2461 | ioc->ad_cap_bm = BFA_CM_NIC; |
| 2462 | } |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2463 | } |
| 2464 | break; |
| 2465 | |
| 2466 | default: |
| 2467 | WARN_ON(1); |
| 2468 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2469 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2470 | /* |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 2471 | * Set asic specific interfaces. See bfa_ioc_cb.c and bfa_ioc_ct.c |
| 2472 | */ |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2473 | if (ioc->asic_gen == BFI_ASIC_GEN_CB) |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 2474 | bfa_ioc_set_cb_hwif(ioc); |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2475 | else if (ioc->asic_gen == BFI_ASIC_GEN_CT) |
| 2476 | bfa_ioc_set_ct_hwif(ioc); |
| 2477 | else { |
| 2478 | WARN_ON(ioc->asic_gen != BFI_ASIC_GEN_CT2); |
| 2479 | bfa_ioc_set_ct2_hwif(ioc); |
| 2480 | bfa_ioc_ct2_poweron(ioc); |
| 2481 | } |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 2482 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2483 | bfa_ioc_map_port(ioc); |
| 2484 | bfa_ioc_reg_init(ioc); |
| 2485 | } |
| 2486 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2487 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2488 | * Initialize IOC dma memory |
| 2489 | * |
| 2490 | * @param[in] dm_kva kernel virtual address of IOC dma memory |
| 2491 | * @param[in] dm_pa physical address of IOC dma memory |
| 2492 | */ |
| 2493 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2494 | bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2495 | { |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2496 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2497 | * dma memory for firmware attribute |
| 2498 | */ |
| 2499 | ioc->attr_dma.kva = dm_kva; |
| 2500 | ioc->attr_dma.pa = dm_pa; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2501 | ioc->attr = (struct bfi_ioc_attr_s *) dm_kva; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2502 | } |
| 2503 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2504 | void |
| 2505 | bfa_ioc_enable(struct bfa_ioc_s *ioc) |
| 2506 | { |
| 2507 | bfa_ioc_stats(ioc, ioc_enables); |
| 2508 | ioc->dbg_fwsave_once = BFA_TRUE; |
| 2509 | |
| 2510 | bfa_fsm_send_event(ioc, IOC_E_ENABLE); |
| 2511 | } |
| 2512 | |
| 2513 | void |
| 2514 | bfa_ioc_disable(struct bfa_ioc_s *ioc) |
| 2515 | { |
| 2516 | bfa_ioc_stats(ioc, ioc_disables); |
| 2517 | bfa_fsm_send_event(ioc, IOC_E_DISABLE); |
| 2518 | } |
| 2519 | |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 2520 | void |
| 2521 | bfa_ioc_suspend(struct bfa_ioc_s *ioc) |
| 2522 | { |
| 2523 | ioc->dbg_fwsave_once = BFA_TRUE; |
| 2524 | bfa_fsm_send_event(ioc, IOC_E_HWERROR); |
| 2525 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2526 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2527 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2528 | * Initialize memory for saving firmware trace. Driver must initialize |
| 2529 | * trace memory before call bfa_ioc_enable(). |
| 2530 | */ |
| 2531 | void |
| 2532 | bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave) |
| 2533 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2534 | ioc->dbg_fwsave = dbg_fwsave; |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 2535 | ioc->dbg_fwsave_len = BFA_DBG_FWTRC_LEN; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2536 | } |
| 2537 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2538 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2539 | * Register mailbox message handler functions |
| 2540 | * |
| 2541 | * @param[in] ioc IOC instance |
| 2542 | * @param[in] mcfuncs message class handler functions |
| 2543 | */ |
| 2544 | void |
| 2545 | bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs) |
| 2546 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2547 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 2548 | int mc; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2549 | |
| 2550 | for (mc = 0; mc < BFI_MC_MAX; mc++) |
| 2551 | mod->mbhdlr[mc].cbfn = mcfuncs[mc]; |
| 2552 | } |
| 2553 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2554 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2555 | * Register mailbox message handler function, to be called by common modules |
| 2556 | */ |
| 2557 | void |
| 2558 | bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, |
| 2559 | bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg) |
| 2560 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2561 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2562 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2563 | mod->mbhdlr[mc].cbfn = cbfn; |
| 2564 | mod->mbhdlr[mc].cbarg = cbarg; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2565 | } |
| 2566 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2567 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2568 | * Queue a mailbox command request to firmware. Waits if mailbox is busy. |
| 2569 | * Responsibility of caller to serialize |
| 2570 | * |
| 2571 | * @param[in] ioc IOC instance |
| 2572 | * @param[i] cmd Mailbox command |
| 2573 | */ |
| 2574 | void |
| 2575 | bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd) |
| 2576 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2577 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 2578 | u32 stat; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2579 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2580 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2581 | * If a previous command is pending, queue new command |
| 2582 | */ |
| 2583 | if (!list_empty(&mod->cmd_q)) { |
| 2584 | list_add_tail(&cmd->qe, &mod->cmd_q); |
| 2585 | return; |
| 2586 | } |
| 2587 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2588 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2589 | * If mailbox is busy, queue command for poll timer |
| 2590 | */ |
Jing Huang | 5344026 | 2010-10-18 17:12:29 -0700 | [diff] [blame] | 2591 | stat = readl(ioc->ioc_regs.hfn_mbox_cmd); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2592 | if (stat) { |
| 2593 | list_add_tail(&cmd->qe, &mod->cmd_q); |
| 2594 | return; |
| 2595 | } |
| 2596 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2597 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2598 | * mailbox is free -- queue command to firmware |
| 2599 | */ |
| 2600 | bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg)); |
| 2601 | } |
| 2602 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2603 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2604 | * Handle mailbox interrupts |
| 2605 | */ |
| 2606 | void |
| 2607 | bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc) |
| 2608 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2609 | struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod; |
| 2610 | struct bfi_mbmsg_s m; |
| 2611 | int mc; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2612 | |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2613 | if (bfa_ioc_msgget(ioc, &m)) { |
| 2614 | /* |
| 2615 | * Treat IOC message class as special. |
| 2616 | */ |
| 2617 | mc = m.mh.msg_class; |
| 2618 | if (mc == BFI_MC_IOC) { |
| 2619 | bfa_ioc_isr(ioc, &m); |
| 2620 | return; |
| 2621 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2622 | |
Dan Carpenter | fffa692 | 2012-06-27 11:59:36 +0300 | [diff] [blame] | 2623 | if ((mc >= BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL)) |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2624 | return; |
| 2625 | |
| 2626 | mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2627 | } |
| 2628 | |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2629 | bfa_ioc_lpu_read_stat(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2630 | |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2631 | /* |
| 2632 | * Try to send pending mailbox commands |
| 2633 | */ |
| 2634 | bfa_ioc_mbox_poll(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2635 | } |
| 2636 | |
| 2637 | void |
| 2638 | bfa_ioc_error_isr(struct bfa_ioc_s *ioc) |
| 2639 | { |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 2640 | bfa_ioc_stats(ioc, ioc_hbfails); |
| 2641 | ioc->stats.hb_count = ioc->hb_count; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2642 | bfa_fsm_send_event(ioc, IOC_E_HWERROR); |
| 2643 | } |
| 2644 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2645 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2646 | * return true if IOC is disabled |
| 2647 | */ |
| 2648 | bfa_boolean_t |
| 2649 | bfa_ioc_is_disabled(struct bfa_ioc_s *ioc) |
| 2650 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2651 | return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) || |
| 2652 | bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2653 | } |
| 2654 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2655 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2656 | * return true if IOC firmware is different. |
| 2657 | */ |
| 2658 | bfa_boolean_t |
| 2659 | bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc) |
| 2660 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2661 | return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset) || |
| 2662 | bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_fwcheck) || |
| 2663 | bfa_fsm_cmp_state(&ioc->iocpf, bfa_iocpf_sm_mismatch); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2664 | } |
| 2665 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2666 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2667 | * Check if adapter is disabled -- both IOCs should be in a disabled |
| 2668 | * state. |
| 2669 | */ |
| 2670 | bfa_boolean_t |
| 2671 | bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc) |
| 2672 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2673 | u32 ioc_state; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2674 | |
| 2675 | if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled)) |
| 2676 | return BFA_FALSE; |
| 2677 | |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2678 | ioc_state = bfa_ioc_get_cur_ioc_fwstate(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2679 | if (!bfa_ioc_state_disabled(ioc_state)) |
| 2680 | return BFA_FALSE; |
| 2681 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2682 | if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_FC_8G1P) { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2683 | ioc_state = bfa_ioc_get_cur_ioc_fwstate(ioc); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2684 | if (!bfa_ioc_state_disabled(ioc_state)) |
| 2685 | return BFA_FALSE; |
| 2686 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2687 | |
| 2688 | return BFA_TRUE; |
| 2689 | } |
| 2690 | |
Jing Huang | 8f4bfad | 2010-12-26 21:50:10 -0800 | [diff] [blame] | 2691 | /* |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 2692 | * Reset IOC fwstate registers. |
| 2693 | */ |
| 2694 | void |
| 2695 | bfa_ioc_reset_fwstate(struct bfa_ioc_s *ioc) |
| 2696 | { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 2697 | bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_UNINIT); |
| 2698 | bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_UNINIT); |
Krishna Gudipati | f1d584d | 2010-12-13 16:17:11 -0800 | [diff] [blame] | 2699 | } |
| 2700 | |
Anil Gurumurthy | 31e1d56 | 2015-11-26 03:54:46 -0500 | [diff] [blame] | 2701 | #define BFA_MFG_NAME "QLogic" |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2702 | void |
| 2703 | bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, |
| 2704 | struct bfa_adapter_attr_s *ad_attr) |
| 2705 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2706 | struct bfi_ioc_attr_s *ioc_attr; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2707 | |
| 2708 | ioc_attr = ioc->attr; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2709 | |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2710 | bfa_ioc_get_adapter_serial_num(ioc, ad_attr->serial_num); |
| 2711 | bfa_ioc_get_adapter_fw_ver(ioc, ad_attr->fw_ver); |
| 2712 | bfa_ioc_get_adapter_optrom_ver(ioc, ad_attr->optrom_ver); |
| 2713 | bfa_ioc_get_adapter_manufacturer(ioc, ad_attr->manufacturer); |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2714 | memcpy(&ad_attr->vpd, &ioc_attr->vpd, |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2715 | sizeof(struct bfa_mfg_vpd_s)); |
| 2716 | |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2717 | ad_attr->nports = bfa_ioc_get_nports(ioc); |
| 2718 | ad_attr->max_speed = bfa_ioc_speed_sup(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2719 | |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2720 | bfa_ioc_get_adapter_model(ioc, ad_attr->model); |
| 2721 | /* For now, model descr uses same model string */ |
| 2722 | bfa_ioc_get_adapter_model(ioc, ad_attr->model_descr); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2723 | |
Jing Huang | ed96932 | 2010-07-08 19:45:56 -0700 | [diff] [blame] | 2724 | ad_attr->card_type = ioc_attr->card_type; |
| 2725 | ad_attr->is_mezz = bfa_mfg_is_mezz(ioc_attr->card_type); |
| 2726 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2727 | if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop)) |
| 2728 | ad_attr->prototype = 1; |
| 2729 | else |
| 2730 | ad_attr->prototype = 0; |
| 2731 | |
Maggie Zhang | f7f73812 | 2010-12-09 19:08:43 -0800 | [diff] [blame] | 2732 | ad_attr->pwwn = ioc->attr->pwwn; |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2733 | ad_attr->mac = bfa_ioc_get_mac(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2734 | |
| 2735 | ad_attr->pcie_gen = ioc_attr->pcie_gen; |
| 2736 | ad_attr->pcie_lanes = ioc_attr->pcie_lanes; |
| 2737 | ad_attr->pcie_lanes_orig = ioc_attr->pcie_lanes_orig; |
| 2738 | ad_attr->asic_rev = ioc_attr->asic_rev; |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2739 | |
| 2740 | bfa_ioc_get_pci_chip_rev(ioc, ad_attr->hw_ver); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2741 | |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2742 | ad_attr->cna_capable = bfa_ioc_is_cna(ioc); |
| 2743 | ad_attr->trunk_capable = (ad_attr->nports > 1) && |
| 2744 | !bfa_ioc_is_cna(ioc) && !ad_attr->is_mezz; |
Krishna Gudipati | ea5d7c9 | 2012-09-21 17:25:02 -0700 | [diff] [blame] | 2745 | ad_attr->mfg_day = ioc_attr->mfg_day; |
| 2746 | ad_attr->mfg_month = ioc_attr->mfg_month; |
| 2747 | ad_attr->mfg_year = ioc_attr->mfg_year; |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 2748 | memcpy(ad_attr->uuid, ioc_attr->uuid, BFA_ADAPTER_UUID_LEN); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2749 | } |
| 2750 | |
Krishna Gudipati | 2993cc7 | 2010-03-05 19:36:47 -0800 | [diff] [blame] | 2751 | enum bfa_ioc_type_e |
| 2752 | bfa_ioc_get_type(struct bfa_ioc_s *ioc) |
| 2753 | { |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2754 | if (ioc->clscode == BFI_PCIFN_CLASS_ETH) |
Krishna Gudipati | 2993cc7 | 2010-03-05 19:36:47 -0800 | [diff] [blame] | 2755 | return BFA_IOC_TYPE_LL; |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2756 | |
| 2757 | WARN_ON(ioc->clscode != BFI_PCIFN_CLASS_FC); |
| 2758 | |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 2759 | return (ioc->attr->port_mode == BFI_PORT_MODE_FC) |
Krishna Gudipati | 1118920 | 2011-06-13 15:50:35 -0700 | [diff] [blame] | 2760 | ? BFA_IOC_TYPE_FC : BFA_IOC_TYPE_FCoE; |
Krishna Gudipati | 2993cc7 | 2010-03-05 19:36:47 -0800 | [diff] [blame] | 2761 | } |
| 2762 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2763 | void |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2764 | bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num) |
| 2765 | { |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2766 | memset((void *)serial_num, 0, BFA_ADAPTER_SERIAL_NUM_LEN); |
| 2767 | memcpy((void *)serial_num, |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2768 | (void *)ioc->attr->brcd_serialnum, |
| 2769 | BFA_ADAPTER_SERIAL_NUM_LEN); |
| 2770 | } |
| 2771 | |
| 2772 | void |
| 2773 | bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver) |
| 2774 | { |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2775 | memset((void *)fw_ver, 0, BFA_VERSION_LEN); |
| 2776 | memcpy(fw_ver, ioc->attr->fw_version, BFA_VERSION_LEN); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2777 | } |
| 2778 | |
| 2779 | void |
| 2780 | bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev) |
| 2781 | { |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 2782 | WARN_ON(!chip_rev); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2783 | |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2784 | memset((void *)chip_rev, 0, BFA_IOC_CHIP_REV_LEN); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2785 | |
| 2786 | chip_rev[0] = 'R'; |
| 2787 | chip_rev[1] = 'e'; |
| 2788 | chip_rev[2] = 'v'; |
| 2789 | chip_rev[3] = '-'; |
| 2790 | chip_rev[4] = ioc->attr->asic_rev; |
| 2791 | chip_rev[5] = '\0'; |
| 2792 | } |
| 2793 | |
| 2794 | void |
| 2795 | bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver) |
| 2796 | { |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2797 | memset((void *)optrom_ver, 0, BFA_VERSION_LEN); |
| 2798 | memcpy(optrom_ver, ioc->attr->optrom_version, |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2799 | BFA_VERSION_LEN); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2800 | } |
| 2801 | |
| 2802 | void |
| 2803 | bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc, char *manufacturer) |
| 2804 | { |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2805 | memset((void *)manufacturer, 0, BFA_ADAPTER_MFG_NAME_LEN); |
| 2806 | memcpy(manufacturer, BFA_MFG_NAME, BFA_ADAPTER_MFG_NAME_LEN); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2807 | } |
| 2808 | |
| 2809 | void |
| 2810 | bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model) |
| 2811 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2812 | struct bfi_ioc_attr_s *ioc_attr; |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 2813 | u8 nports = bfa_ioc_get_nports(ioc); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2814 | |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 2815 | WARN_ON(!model); |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2816 | memset((void *)model, 0, BFA_ADAPTER_MODEL_NAME_LEN); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2817 | |
| 2818 | ioc_attr = ioc->attr; |
| 2819 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 2820 | if (bfa_asic_id_ct2(ioc->pcidev.device_id) && |
| 2821 | (!bfa_mfg_is_mezz(ioc_attr->card_type))) |
| 2822 | snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u-%u%s", |
| 2823 | BFA_MFG_NAME, ioc_attr->card_type, nports, "p"); |
| 2824 | else |
| 2825 | snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u", |
Krishna Gudipati | 8b070b4 | 2011-06-13 15:52:40 -0700 | [diff] [blame] | 2826 | BFA_MFG_NAME, ioc_attr->card_type); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2827 | } |
| 2828 | |
| 2829 | enum bfa_ioc_state |
| 2830 | bfa_ioc_get_state(struct bfa_ioc_s *ioc) |
| 2831 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2832 | enum bfa_iocpf_state iocpf_st; |
| 2833 | enum bfa_ioc_state ioc_st = bfa_sm_to_state(ioc_sm_table, ioc->fsm); |
| 2834 | |
| 2835 | if (ioc_st == BFA_IOC_ENABLING || |
| 2836 | ioc_st == BFA_IOC_FAIL || ioc_st == BFA_IOC_INITFAIL) { |
| 2837 | |
| 2838 | iocpf_st = bfa_sm_to_state(iocpf_sm_table, ioc->iocpf.fsm); |
| 2839 | |
| 2840 | switch (iocpf_st) { |
| 2841 | case BFA_IOCPF_SEMWAIT: |
| 2842 | ioc_st = BFA_IOC_SEMWAIT; |
| 2843 | break; |
| 2844 | |
| 2845 | case BFA_IOCPF_HWINIT: |
| 2846 | ioc_st = BFA_IOC_HWINIT; |
| 2847 | break; |
| 2848 | |
| 2849 | case BFA_IOCPF_FWMISMATCH: |
| 2850 | ioc_st = BFA_IOC_FWMISMATCH; |
| 2851 | break; |
| 2852 | |
| 2853 | case BFA_IOCPF_FAIL: |
| 2854 | ioc_st = BFA_IOC_FAIL; |
| 2855 | break; |
| 2856 | |
| 2857 | case BFA_IOCPF_INITFAIL: |
| 2858 | ioc_st = BFA_IOC_INITFAIL; |
| 2859 | break; |
| 2860 | |
| 2861 | default: |
| 2862 | break; |
| 2863 | } |
| 2864 | } |
| 2865 | |
| 2866 | return ioc_st; |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2867 | } |
| 2868 | |
| 2869 | void |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2870 | bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr) |
| 2871 | { |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2872 | memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr_s)); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2873 | |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2874 | ioc_attr->state = bfa_ioc_get_state(ioc); |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 2875 | ioc_attr->port_id = bfa_ioc_portid(ioc); |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 2876 | ioc_attr->port_mode = ioc->port_mode; |
| 2877 | ioc_attr->port_mode_cfg = ioc->port_mode_cfg; |
| 2878 | ioc_attr->cap_bm = ioc->ad_cap_bm; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2879 | |
Krishna Gudipati | 2993cc7 | 2010-03-05 19:36:47 -0800 | [diff] [blame] | 2880 | ioc_attr->ioc_type = bfa_ioc_get_type(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2881 | |
| 2882 | bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr); |
| 2883 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 2884 | ioc_attr->pci_attr.device_id = bfa_ioc_devid(ioc); |
| 2885 | ioc_attr->pci_attr.pcifn = bfa_ioc_pcifn(ioc); |
| 2886 | ioc_attr->def_fn = (bfa_ioc_pcifn(ioc) == bfa_ioc_portid(ioc)); |
Krishna Gudipati | 0a4b1fc | 2010-03-05 19:37:57 -0800 | [diff] [blame] | 2887 | bfa_ioc_get_pci_chip_rev(ioc, ioc_attr->pci_attr.chip_rev); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2888 | } |
| 2889 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2890 | mac_t |
| 2891 | bfa_ioc_get_mac(struct bfa_ioc_s *ioc) |
| 2892 | { |
Jing Huang | 15b64a8 | 2010-07-08 19:48:12 -0700 | [diff] [blame] | 2893 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2894 | * Check the IOC type and return the appropriate MAC |
Jing Huang | 15b64a8 | 2010-07-08 19:48:12 -0700 | [diff] [blame] | 2895 | */ |
| 2896 | if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_FCoE) |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2897 | return ioc->attr->fcoe_mac; |
Jing Huang | 15b64a8 | 2010-07-08 19:48:12 -0700 | [diff] [blame] | 2898 | else |
| 2899 | return ioc->attr->mac; |
| 2900 | } |
| 2901 | |
Jing Huang | 15b64a8 | 2010-07-08 19:48:12 -0700 | [diff] [blame] | 2902 | mac_t |
| 2903 | bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc) |
| 2904 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2905 | mac_t m; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2906 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2907 | m = ioc->attr->mfg_mac; |
| 2908 | if (bfa_mfg_is_old_wwn_mac_model(ioc->attr->card_type)) |
| 2909 | m.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc); |
| 2910 | else |
| 2911 | bfa_mfg_increment_wwn_mac(&(m.mac[MAC_ADDRLEN-3]), |
| 2912 | bfa_ioc_pcifn(ioc)); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2913 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2914 | return m; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2915 | } |
| 2916 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2917 | /* |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 2918 | * Send AEN notification |
| 2919 | */ |
| 2920 | void |
| 2921 | bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event) |
| 2922 | { |
| 2923 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
| 2924 | struct bfa_aen_entry_s *aen_entry; |
| 2925 | enum bfa_ioc_type_e ioc_type; |
| 2926 | |
| 2927 | bfad_get_aen_entry(bfad, aen_entry); |
| 2928 | if (!aen_entry) |
| 2929 | return; |
| 2930 | |
| 2931 | ioc_type = bfa_ioc_get_type(ioc); |
| 2932 | switch (ioc_type) { |
| 2933 | case BFA_IOC_TYPE_FC: |
| 2934 | aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn; |
| 2935 | break; |
| 2936 | case BFA_IOC_TYPE_FCoE: |
| 2937 | aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn; |
| 2938 | aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc); |
| 2939 | break; |
| 2940 | case BFA_IOC_TYPE_LL: |
| 2941 | aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc); |
| 2942 | break; |
| 2943 | default: |
| 2944 | WARN_ON(ioc_type != BFA_IOC_TYPE_FC); |
| 2945 | break; |
| 2946 | } |
| 2947 | |
| 2948 | /* Send the AEN notification */ |
| 2949 | aen_entry->aen_data.ioc.ioc_type = ioc_type; |
| 2950 | bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq, |
| 2951 | BFA_AEN_CAT_IOC, event); |
| 2952 | } |
| 2953 | |
| 2954 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2955 | * Retrieve saved firmware trace from a prior IOC failure. |
| 2956 | */ |
| 2957 | bfa_status_t |
| 2958 | bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) |
| 2959 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2960 | int tlen; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2961 | |
| 2962 | if (ioc->dbg_fwsave_len == 0) |
| 2963 | return BFA_STATUS_ENOFSAVE; |
| 2964 | |
| 2965 | tlen = *trclen; |
| 2966 | if (tlen > ioc->dbg_fwsave_len) |
| 2967 | tlen = ioc->dbg_fwsave_len; |
| 2968 | |
Jing Huang | 6a18b16 | 2010-10-18 17:08:54 -0700 | [diff] [blame] | 2969 | memcpy(trcdata, ioc->dbg_fwsave, tlen); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2970 | *trclen = tlen; |
| 2971 | return BFA_STATUS_OK; |
| 2972 | } |
| 2973 | |
Krishna Gudipati | 738c9e6 | 2010-03-05 19:36:19 -0800 | [diff] [blame] | 2974 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 2975 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2976 | * Retrieve saved firmware trace from a prior IOC failure. |
| 2977 | */ |
| 2978 | bfa_status_t |
| 2979 | bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) |
| 2980 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2981 | u32 loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc)); |
| 2982 | int tlen; |
| 2983 | bfa_status_t status; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2984 | |
| 2985 | bfa_trc(ioc, *trclen); |
| 2986 | |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2987 | tlen = *trclen; |
| 2988 | if (tlen > BFA_DBG_FWTRC_LEN) |
| 2989 | tlen = BFA_DBG_FWTRC_LEN; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2990 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2991 | status = bfa_ioc_smem_read(ioc, trcdata, loff, tlen); |
| 2992 | *trclen = tlen; |
| 2993 | return status; |
| 2994 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 2995 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 2996 | static void |
| 2997 | bfa_ioc_send_fwsync(struct bfa_ioc_s *ioc) |
| 2998 | { |
| 2999 | struct bfa_mbox_cmd_s cmd; |
| 3000 | struct bfi_ioc_ctrl_req_s *req = (struct bfi_ioc_ctrl_req_s *) cmd.msg; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3001 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3002 | bfi_h2i_set(req->mh, BFI_MC_IOC, BFI_IOC_H2I_DBG_SYNC, |
| 3003 | bfa_ioc_portid(ioc)); |
Krishna Gudipati | d37779f | 2011-06-13 15:42:10 -0700 | [diff] [blame] | 3004 | req->clscode = cpu_to_be16(ioc->clscode); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3005 | bfa_ioc_mbox_queue(ioc, &cmd); |
| 3006 | } |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 3007 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3008 | static void |
| 3009 | bfa_ioc_fwsync(struct bfa_ioc_s *ioc) |
| 3010 | { |
| 3011 | u32 fwsync_iter = 1000; |
| 3012 | |
| 3013 | bfa_ioc_send_fwsync(ioc); |
| 3014 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3015 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3016 | * After sending a fw sync mbox command wait for it to |
| 3017 | * take effect. We will not wait for a response because |
| 3018 | * 1. fw_sync mbox cmd doesn't have a response. |
| 3019 | * 2. Even if we implement that, interrupts might not |
| 3020 | * be enabled when we call this function. |
| 3021 | * So, just keep checking if any mbox cmd is pending, and |
| 3022 | * after waiting for a reasonable amount of time, go ahead. |
| 3023 | * It is possible that fw has crashed and the mbox command |
| 3024 | * is never acknowledged. |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 3025 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3026 | while (bfa_ioc_mbox_cmd_pending(ioc) && fwsync_iter > 0) |
| 3027 | fwsync_iter--; |
| 3028 | } |
Krishna Gudipati | 0a20de4 | 2010-03-05 19:34:20 -0800 | [diff] [blame] | 3029 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3030 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3031 | * Dump firmware smem |
| 3032 | */ |
| 3033 | bfa_status_t |
| 3034 | bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf, |
| 3035 | u32 *offset, int *buflen) |
| 3036 | { |
| 3037 | u32 loff; |
| 3038 | int dlen; |
| 3039 | bfa_status_t status; |
| 3040 | u32 smem_len = BFA_IOC_FW_SMEM_SIZE(ioc); |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3041 | |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3042 | if (*offset >= smem_len) { |
| 3043 | *offset = *buflen = 0; |
| 3044 | return BFA_STATUS_EINVAL; |
| 3045 | } |
| 3046 | |
| 3047 | loff = *offset; |
| 3048 | dlen = *buflen; |
| 3049 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3050 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3051 | * First smem read, sync smem before proceeding |
| 3052 | * No need to sync before reading every chunk. |
| 3053 | */ |
| 3054 | if (loff == 0) |
| 3055 | bfa_ioc_fwsync(ioc); |
| 3056 | |
| 3057 | if ((loff + dlen) >= smem_len) |
| 3058 | dlen = smem_len - loff; |
| 3059 | |
| 3060 | status = bfa_ioc_smem_read(ioc, buf, loff, dlen); |
| 3061 | |
| 3062 | if (status != BFA_STATUS_OK) { |
| 3063 | *offset = *buflen = 0; |
| 3064 | return status; |
| 3065 | } |
| 3066 | |
| 3067 | *offset += dlen; |
| 3068 | |
| 3069 | if (*offset >= smem_len) |
| 3070 | *offset = 0; |
| 3071 | |
| 3072 | *buflen = dlen; |
| 3073 | |
| 3074 | return status; |
| 3075 | } |
| 3076 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3077 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3078 | * Firmware statistics |
| 3079 | */ |
| 3080 | bfa_status_t |
| 3081 | bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats) |
| 3082 | { |
| 3083 | u32 loff = BFI_IOC_FWSTATS_OFF + \ |
| 3084 | BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc)); |
| 3085 | int tlen; |
| 3086 | bfa_status_t status; |
| 3087 | |
| 3088 | if (ioc->stats_busy) { |
| 3089 | bfa_trc(ioc, ioc->stats_busy); |
| 3090 | return BFA_STATUS_DEVBUSY; |
| 3091 | } |
| 3092 | ioc->stats_busy = BFA_TRUE; |
| 3093 | |
| 3094 | tlen = sizeof(struct bfa_fw_stats_s); |
| 3095 | status = bfa_ioc_smem_read(ioc, stats, loff, tlen); |
| 3096 | |
| 3097 | ioc->stats_busy = BFA_FALSE; |
| 3098 | return status; |
| 3099 | } |
| 3100 | |
| 3101 | bfa_status_t |
| 3102 | bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc) |
| 3103 | { |
| 3104 | u32 loff = BFI_IOC_FWSTATS_OFF + \ |
| 3105 | BFI_IOC_FWSTATS_SZ * (bfa_ioc_portid(ioc)); |
| 3106 | int tlen; |
| 3107 | bfa_status_t status; |
| 3108 | |
| 3109 | if (ioc->stats_busy) { |
| 3110 | bfa_trc(ioc, ioc->stats_busy); |
| 3111 | return BFA_STATUS_DEVBUSY; |
| 3112 | } |
| 3113 | ioc->stats_busy = BFA_TRUE; |
| 3114 | |
| 3115 | tlen = sizeof(struct bfa_fw_stats_s); |
| 3116 | status = bfa_ioc_smem_clr(ioc, loff, tlen); |
| 3117 | |
| 3118 | ioc->stats_busy = BFA_FALSE; |
| 3119 | return status; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3120 | } |
| 3121 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3122 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3123 | * Save firmware trace if configured. |
| 3124 | */ |
Krishna Gudipati | 881c1b3 | 2012-08-22 19:52:02 -0700 | [diff] [blame] | 3125 | void |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 3126 | bfa_ioc_debug_save_ftrc(struct bfa_ioc_s *ioc) |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3127 | { |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3128 | int tlen; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3129 | |
Krishna Gudipati | 4e78efe | 2010-12-13 16:16:09 -0800 | [diff] [blame] | 3130 | if (ioc->dbg_fwsave_once) { |
| 3131 | ioc->dbg_fwsave_once = BFA_FALSE; |
| 3132 | if (ioc->dbg_fwsave_len) { |
| 3133 | tlen = ioc->dbg_fwsave_len; |
| 3134 | bfa_ioc_debug_fwtrc(ioc, ioc->dbg_fwsave, &tlen); |
| 3135 | } |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3136 | } |
| 3137 | } |
| 3138 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3139 | /* |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3140 | * Firmware failure detected. Start recovery actions. |
| 3141 | */ |
| 3142 | static void |
| 3143 | bfa_ioc_recover(struct bfa_ioc_s *ioc) |
| 3144 | { |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3145 | bfa_ioc_stats(ioc, ioc_hbfails); |
Krishna Gudipati | 5a0adae | 2011-06-24 20:22:56 -0700 | [diff] [blame] | 3146 | ioc->stats.hb_count = ioc->hb_count; |
Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame] | 3147 | bfa_fsm_send_event(ioc, IOC_E_HBFAIL); |
| 3148 | } |
| 3149 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3150 | /* |
Maggie Zhang | df0f193 | 2010-12-09 19:07:46 -0800 | [diff] [blame] | 3151 | * BFA IOC PF private functions |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3152 | */ |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3153 | static void |
| 3154 | bfa_iocpf_timeout(void *ioc_arg) |
| 3155 | { |
| 3156 | struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; |
| 3157 | |
| 3158 | bfa_trc(ioc, 0); |
| 3159 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_TIMEOUT); |
| 3160 | } |
| 3161 | |
| 3162 | static void |
| 3163 | bfa_iocpf_sem_timeout(void *ioc_arg) |
| 3164 | { |
| 3165 | struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; |
| 3166 | |
| 3167 | bfa_ioc_hw_sem_get(ioc); |
| 3168 | } |
| 3169 | |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 3170 | static void |
| 3171 | bfa_ioc_poll_fwinit(struct bfa_ioc_s *ioc) |
| 3172 | { |
Vijaya Mohan Guvva | c679b59 | 2013-05-13 02:33:26 -0700 | [diff] [blame] | 3173 | u32 fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 3174 | |
| 3175 | bfa_trc(ioc, fwstate); |
| 3176 | |
| 3177 | if (fwstate == BFI_IOC_DISABLED) { |
| 3178 | bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY); |
| 3179 | return; |
| 3180 | } |
| 3181 | |
Krishna Gudipati | 7ac83b1 | 2012-09-21 17:24:21 -0700 | [diff] [blame] | 3182 | if (ioc->iocpf.poll_time >= (3 * BFA_IOC_TOV)) |
Krishna Gudipati | 775c774 | 2011-06-13 15:52:12 -0700 | [diff] [blame] | 3183 | bfa_iocpf_timeout(ioc); |
| 3184 | else { |
| 3185 | ioc->iocpf.poll_time += BFA_IOC_POLL_TOV; |
| 3186 | bfa_iocpf_poll_timer_start(ioc); |
| 3187 | } |
| 3188 | } |
| 3189 | |
| 3190 | static void |
| 3191 | bfa_iocpf_poll_timeout(void *ioc_arg) |
| 3192 | { |
| 3193 | struct bfa_ioc_s *ioc = (struct bfa_ioc_s *) ioc_arg; |
| 3194 | |
| 3195 | bfa_ioc_poll_fwinit(ioc); |
| 3196 | } |
| 3197 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3198 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3199 | * bfa timer function |
| 3200 | */ |
| 3201 | void |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3202 | bfa_timer_beat(struct bfa_timer_mod_s *mod) |
| 3203 | { |
| 3204 | struct list_head *qh = &mod->timer_q; |
| 3205 | struct list_head *qe, *qe_next; |
| 3206 | struct bfa_timer_s *elem; |
| 3207 | struct list_head timedout_q; |
| 3208 | |
| 3209 | INIT_LIST_HEAD(&timedout_q); |
| 3210 | |
| 3211 | qe = bfa_q_next(qh); |
| 3212 | |
| 3213 | while (qe != qh) { |
| 3214 | qe_next = bfa_q_next(qe); |
| 3215 | |
| 3216 | elem = (struct bfa_timer_s *) qe; |
| 3217 | if (elem->timeout <= BFA_TIMER_FREQ) { |
| 3218 | elem->timeout = 0; |
| 3219 | list_del(&elem->qe); |
| 3220 | list_add_tail(&elem->qe, &timedout_q); |
| 3221 | } else { |
| 3222 | elem->timeout -= BFA_TIMER_FREQ; |
| 3223 | } |
| 3224 | |
| 3225 | qe = qe_next; /* go to next elem */ |
| 3226 | } |
| 3227 | |
| 3228 | /* |
| 3229 | * Pop all the timeout entries |
| 3230 | */ |
| 3231 | while (!list_empty(&timedout_q)) { |
| 3232 | bfa_q_deq(&timedout_q, &elem); |
| 3233 | elem->timercb(elem->arg); |
| 3234 | } |
| 3235 | } |
| 3236 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3237 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3238 | * Should be called with lock protection |
| 3239 | */ |
| 3240 | void |
| 3241 | bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, |
| 3242 | void (*timercb) (void *), void *arg, unsigned int timeout) |
| 3243 | { |
| 3244 | |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 3245 | WARN_ON(timercb == NULL); |
| 3246 | WARN_ON(bfa_q_is_on_q(&mod->timer_q, timer)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3247 | |
| 3248 | timer->timeout = timeout; |
| 3249 | timer->timercb = timercb; |
| 3250 | timer->arg = arg; |
| 3251 | |
| 3252 | list_add_tail(&timer->qe, &mod->timer_q); |
| 3253 | } |
| 3254 | |
Jing Huang | 5fbe25c | 2010-10-18 17:17:23 -0700 | [diff] [blame] | 3255 | /* |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3256 | * Should be called with lock protection |
| 3257 | */ |
| 3258 | void |
| 3259 | bfa_timer_stop(struct bfa_timer_s *timer) |
| 3260 | { |
Jing Huang | d4b671c | 2010-12-26 21:46:35 -0800 | [diff] [blame] | 3261 | WARN_ON(list_empty(&timer->qe)); |
Krishna Gudipati | a36c61f | 2010-09-15 11:50:55 -0700 | [diff] [blame] | 3262 | |
| 3263 | list_del(&timer->qe); |
| 3264 | } |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3265 | |
| 3266 | /* |
| 3267 | * ASIC block related |
| 3268 | */ |
| 3269 | static void |
| 3270 | bfa_ablk_config_swap(struct bfa_ablk_cfg_s *cfg) |
| 3271 | { |
| 3272 | struct bfa_ablk_cfg_inst_s *cfg_inst; |
| 3273 | int i, j; |
| 3274 | u16 be16; |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3275 | |
| 3276 | for (i = 0; i < BFA_ABLK_MAX; i++) { |
| 3277 | cfg_inst = &cfg->inst[i]; |
| 3278 | for (j = 0; j < BFA_ABLK_MAX_PFS; j++) { |
| 3279 | be16 = cfg_inst->pf_cfg[j].pers; |
| 3280 | cfg_inst->pf_cfg[j].pers = be16_to_cpu(be16); |
| 3281 | be16 = cfg_inst->pf_cfg[j].num_qpairs; |
| 3282 | cfg_inst->pf_cfg[j].num_qpairs = be16_to_cpu(be16); |
| 3283 | be16 = cfg_inst->pf_cfg[j].num_vectors; |
| 3284 | cfg_inst->pf_cfg[j].num_vectors = be16_to_cpu(be16); |
Krishna Gudipati | 1a1297c | 2012-09-21 17:26:50 -0700 | [diff] [blame] | 3285 | be16 = cfg_inst->pf_cfg[j].bw_min; |
| 3286 | cfg_inst->pf_cfg[j].bw_min = be16_to_cpu(be16); |
| 3287 | be16 = cfg_inst->pf_cfg[j].bw_max; |
| 3288 | cfg_inst->pf_cfg[j].bw_max = be16_to_cpu(be16); |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3289 | } |
| 3290 | } |
| 3291 | } |
| 3292 | |
| 3293 | static void |
| 3294 | bfa_ablk_isr(void *cbarg, struct bfi_mbmsg_s *msg) |
| 3295 | { |
| 3296 | struct bfa_ablk_s *ablk = (struct bfa_ablk_s *)cbarg; |
| 3297 | struct bfi_ablk_i2h_rsp_s *rsp = (struct bfi_ablk_i2h_rsp_s *)msg; |
| 3298 | bfa_ablk_cbfn_t cbfn; |
| 3299 | |
| 3300 | WARN_ON(msg->mh.msg_class != BFI_MC_ABLK); |
| 3301 | bfa_trc(ablk->ioc, msg->mh.msg_id); |
| 3302 | |
| 3303 | switch (msg->mh.msg_id) { |
| 3304 | case BFI_ABLK_I2H_QUERY: |
| 3305 | if (rsp->status == BFA_STATUS_OK) { |
| 3306 | memcpy(ablk->cfg, ablk->dma_addr.kva, |
| 3307 | sizeof(struct bfa_ablk_cfg_s)); |
| 3308 | bfa_ablk_config_swap(ablk->cfg); |
| 3309 | ablk->cfg = NULL; |
| 3310 | } |
| 3311 | break; |
| 3312 | |
| 3313 | case BFI_ABLK_I2H_ADPT_CONFIG: |
| 3314 | case BFI_ABLK_I2H_PORT_CONFIG: |
| 3315 | /* update config port mode */ |
| 3316 | ablk->ioc->port_mode_cfg = rsp->port_mode; |
| 3317 | |
| 3318 | case BFI_ABLK_I2H_PF_DELETE: |
| 3319 | case BFI_ABLK_I2H_PF_UPDATE: |
| 3320 | case BFI_ABLK_I2H_OPTROM_ENABLE: |
| 3321 | case BFI_ABLK_I2H_OPTROM_DISABLE: |
| 3322 | /* No-op */ |
| 3323 | break; |
| 3324 | |
| 3325 | case BFI_ABLK_I2H_PF_CREATE: |
| 3326 | *(ablk->pcifn) = rsp->pcifn; |
| 3327 | ablk->pcifn = NULL; |
| 3328 | break; |
| 3329 | |
| 3330 | default: |
| 3331 | WARN_ON(1); |
| 3332 | } |
| 3333 | |
| 3334 | ablk->busy = BFA_FALSE; |
| 3335 | if (ablk->cbfn) { |
| 3336 | cbfn = ablk->cbfn; |
| 3337 | ablk->cbfn = NULL; |
| 3338 | cbfn(ablk->cbarg, rsp->status); |
| 3339 | } |
| 3340 | } |
| 3341 | |
| 3342 | static void |
| 3343 | bfa_ablk_notify(void *cbarg, enum bfa_ioc_event_e event) |
| 3344 | { |
| 3345 | struct bfa_ablk_s *ablk = (struct bfa_ablk_s *)cbarg; |
| 3346 | |
| 3347 | bfa_trc(ablk->ioc, event); |
| 3348 | |
| 3349 | switch (event) { |
| 3350 | case BFA_IOC_E_ENABLED: |
| 3351 | WARN_ON(ablk->busy != BFA_FALSE); |
| 3352 | break; |
| 3353 | |
| 3354 | case BFA_IOC_E_DISABLED: |
| 3355 | case BFA_IOC_E_FAILED: |
| 3356 | /* Fail any pending requests */ |
| 3357 | ablk->pcifn = NULL; |
| 3358 | if (ablk->busy) { |
| 3359 | if (ablk->cbfn) |
| 3360 | ablk->cbfn(ablk->cbarg, BFA_STATUS_FAILED); |
| 3361 | ablk->cbfn = NULL; |
| 3362 | ablk->busy = BFA_FALSE; |
| 3363 | } |
| 3364 | break; |
| 3365 | |
| 3366 | default: |
| 3367 | WARN_ON(1); |
| 3368 | break; |
| 3369 | } |
| 3370 | } |
| 3371 | |
| 3372 | u32 |
| 3373 | bfa_ablk_meminfo(void) |
| 3374 | { |
| 3375 | return BFA_ROUNDUP(sizeof(struct bfa_ablk_cfg_s), BFA_DMA_ALIGN_SZ); |
| 3376 | } |
| 3377 | |
| 3378 | void |
| 3379 | bfa_ablk_memclaim(struct bfa_ablk_s *ablk, u8 *dma_kva, u64 dma_pa) |
| 3380 | { |
| 3381 | ablk->dma_addr.kva = dma_kva; |
| 3382 | ablk->dma_addr.pa = dma_pa; |
| 3383 | } |
| 3384 | |
| 3385 | void |
| 3386 | bfa_ablk_attach(struct bfa_ablk_s *ablk, struct bfa_ioc_s *ioc) |
| 3387 | { |
| 3388 | ablk->ioc = ioc; |
| 3389 | |
| 3390 | bfa_ioc_mbox_regisr(ablk->ioc, BFI_MC_ABLK, bfa_ablk_isr, ablk); |
Krishna Gudipati | 3350d98 | 2011-06-24 20:28:37 -0700 | [diff] [blame] | 3391 | bfa_q_qe_init(&ablk->ioc_notify); |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3392 | bfa_ioc_notify_init(&ablk->ioc_notify, bfa_ablk_notify, ablk); |
| 3393 | list_add_tail(&ablk->ioc_notify.qe, &ablk->ioc->notify_q); |
| 3394 | } |
| 3395 | |
| 3396 | bfa_status_t |
| 3397 | bfa_ablk_query(struct bfa_ablk_s *ablk, struct bfa_ablk_cfg_s *ablk_cfg, |
| 3398 | bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3399 | { |
| 3400 | struct bfi_ablk_h2i_query_s *m; |
| 3401 | |
| 3402 | WARN_ON(!ablk_cfg); |
| 3403 | |
| 3404 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3405 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3406 | return BFA_STATUS_IOC_FAILURE; |
| 3407 | } |
| 3408 | |
| 3409 | if (ablk->busy) { |
| 3410 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3411 | return BFA_STATUS_DEVBUSY; |
| 3412 | } |
| 3413 | |
| 3414 | ablk->cfg = ablk_cfg; |
| 3415 | ablk->cbfn = cbfn; |
| 3416 | ablk->cbarg = cbarg; |
| 3417 | ablk->busy = BFA_TRUE; |
| 3418 | |
| 3419 | m = (struct bfi_ablk_h2i_query_s *)ablk->mb.msg; |
| 3420 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_QUERY, |
| 3421 | bfa_ioc_portid(ablk->ioc)); |
| 3422 | bfa_dma_be_addr_set(m->addr, ablk->dma_addr.pa); |
| 3423 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3424 | |
| 3425 | return BFA_STATUS_OK; |
| 3426 | } |
| 3427 | |
| 3428 | bfa_status_t |
| 3429 | bfa_ablk_pf_create(struct bfa_ablk_s *ablk, u16 *pcifn, |
Krishna Gudipati | 1a1297c | 2012-09-21 17:26:50 -0700 | [diff] [blame] | 3430 | u8 port, enum bfi_pcifn_class personality, |
| 3431 | u16 bw_min, u16 bw_max, |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3432 | bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3433 | { |
| 3434 | struct bfi_ablk_h2i_pf_req_s *m; |
| 3435 | |
| 3436 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3437 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3438 | return BFA_STATUS_IOC_FAILURE; |
| 3439 | } |
| 3440 | |
| 3441 | if (ablk->busy) { |
| 3442 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3443 | return BFA_STATUS_DEVBUSY; |
| 3444 | } |
| 3445 | |
| 3446 | ablk->pcifn = pcifn; |
| 3447 | ablk->cbfn = cbfn; |
| 3448 | ablk->cbarg = cbarg; |
| 3449 | ablk->busy = BFA_TRUE; |
| 3450 | |
| 3451 | m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg; |
| 3452 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_CREATE, |
| 3453 | bfa_ioc_portid(ablk->ioc)); |
| 3454 | m->pers = cpu_to_be16((u16)personality); |
Krishna Gudipati | 1a1297c | 2012-09-21 17:26:50 -0700 | [diff] [blame] | 3455 | m->bw_min = cpu_to_be16(bw_min); |
| 3456 | m->bw_max = cpu_to_be16(bw_max); |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3457 | m->port = port; |
| 3458 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3459 | |
| 3460 | return BFA_STATUS_OK; |
| 3461 | } |
| 3462 | |
| 3463 | bfa_status_t |
| 3464 | bfa_ablk_pf_delete(struct bfa_ablk_s *ablk, int pcifn, |
| 3465 | bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3466 | { |
| 3467 | struct bfi_ablk_h2i_pf_req_s *m; |
| 3468 | |
| 3469 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3470 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3471 | return BFA_STATUS_IOC_FAILURE; |
| 3472 | } |
| 3473 | |
| 3474 | if (ablk->busy) { |
| 3475 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3476 | return BFA_STATUS_DEVBUSY; |
| 3477 | } |
| 3478 | |
| 3479 | ablk->cbfn = cbfn; |
| 3480 | ablk->cbarg = cbarg; |
| 3481 | ablk->busy = BFA_TRUE; |
| 3482 | |
| 3483 | m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg; |
| 3484 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_DELETE, |
| 3485 | bfa_ioc_portid(ablk->ioc)); |
| 3486 | m->pcifn = (u8)pcifn; |
| 3487 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3488 | |
| 3489 | return BFA_STATUS_OK; |
| 3490 | } |
| 3491 | |
| 3492 | bfa_status_t |
| 3493 | bfa_ablk_adapter_config(struct bfa_ablk_s *ablk, enum bfa_mode_s mode, |
| 3494 | int max_pf, int max_vf, bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3495 | { |
| 3496 | struct bfi_ablk_h2i_cfg_req_s *m; |
| 3497 | |
| 3498 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3499 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3500 | return BFA_STATUS_IOC_FAILURE; |
| 3501 | } |
| 3502 | |
| 3503 | if (ablk->busy) { |
| 3504 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3505 | return BFA_STATUS_DEVBUSY; |
| 3506 | } |
| 3507 | |
| 3508 | ablk->cbfn = cbfn; |
| 3509 | ablk->cbarg = cbarg; |
| 3510 | ablk->busy = BFA_TRUE; |
| 3511 | |
| 3512 | m = (struct bfi_ablk_h2i_cfg_req_s *)ablk->mb.msg; |
| 3513 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_ADPT_CONFIG, |
| 3514 | bfa_ioc_portid(ablk->ioc)); |
| 3515 | m->mode = (u8)mode; |
| 3516 | m->max_pf = (u8)max_pf; |
| 3517 | m->max_vf = (u8)max_vf; |
| 3518 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3519 | |
| 3520 | return BFA_STATUS_OK; |
| 3521 | } |
| 3522 | |
| 3523 | bfa_status_t |
| 3524 | bfa_ablk_port_config(struct bfa_ablk_s *ablk, int port, enum bfa_mode_s mode, |
| 3525 | int max_pf, int max_vf, bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3526 | { |
| 3527 | struct bfi_ablk_h2i_cfg_req_s *m; |
| 3528 | |
| 3529 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3530 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3531 | return BFA_STATUS_IOC_FAILURE; |
| 3532 | } |
| 3533 | |
| 3534 | if (ablk->busy) { |
| 3535 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3536 | return BFA_STATUS_DEVBUSY; |
| 3537 | } |
| 3538 | |
| 3539 | ablk->cbfn = cbfn; |
| 3540 | ablk->cbarg = cbarg; |
| 3541 | ablk->busy = BFA_TRUE; |
| 3542 | |
| 3543 | m = (struct bfi_ablk_h2i_cfg_req_s *)ablk->mb.msg; |
| 3544 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PORT_CONFIG, |
| 3545 | bfa_ioc_portid(ablk->ioc)); |
| 3546 | m->port = (u8)port; |
| 3547 | m->mode = (u8)mode; |
| 3548 | m->max_pf = (u8)max_pf; |
| 3549 | m->max_vf = (u8)max_vf; |
| 3550 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3551 | |
| 3552 | return BFA_STATUS_OK; |
| 3553 | } |
| 3554 | |
| 3555 | bfa_status_t |
Krishna Gudipati | 1a1297c | 2012-09-21 17:26:50 -0700 | [diff] [blame] | 3556 | bfa_ablk_pf_update(struct bfa_ablk_s *ablk, int pcifn, u16 bw_min, |
| 3557 | u16 bw_max, bfa_ablk_cbfn_t cbfn, void *cbarg) |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3558 | { |
| 3559 | struct bfi_ablk_h2i_pf_req_s *m; |
| 3560 | |
| 3561 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3562 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3563 | return BFA_STATUS_IOC_FAILURE; |
| 3564 | } |
| 3565 | |
| 3566 | if (ablk->busy) { |
| 3567 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3568 | return BFA_STATUS_DEVBUSY; |
| 3569 | } |
| 3570 | |
| 3571 | ablk->cbfn = cbfn; |
| 3572 | ablk->cbarg = cbarg; |
| 3573 | ablk->busy = BFA_TRUE; |
| 3574 | |
| 3575 | m = (struct bfi_ablk_h2i_pf_req_s *)ablk->mb.msg; |
| 3576 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_PF_UPDATE, |
| 3577 | bfa_ioc_portid(ablk->ioc)); |
| 3578 | m->pcifn = (u8)pcifn; |
Krishna Gudipati | 1a1297c | 2012-09-21 17:26:50 -0700 | [diff] [blame] | 3579 | m->bw_min = cpu_to_be16(bw_min); |
| 3580 | m->bw_max = cpu_to_be16(bw_max); |
Krishna Gudipati | 1a4d8e1 | 2011-06-24 20:22:28 -0700 | [diff] [blame] | 3581 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3582 | |
| 3583 | return BFA_STATUS_OK; |
| 3584 | } |
| 3585 | |
| 3586 | bfa_status_t |
| 3587 | bfa_ablk_optrom_en(struct bfa_ablk_s *ablk, bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3588 | { |
| 3589 | struct bfi_ablk_h2i_optrom_s *m; |
| 3590 | |
| 3591 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3592 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3593 | return BFA_STATUS_IOC_FAILURE; |
| 3594 | } |
| 3595 | |
| 3596 | if (ablk->busy) { |
| 3597 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3598 | return BFA_STATUS_DEVBUSY; |
| 3599 | } |
| 3600 | |
| 3601 | ablk->cbfn = cbfn; |
| 3602 | ablk->cbarg = cbarg; |
| 3603 | ablk->busy = BFA_TRUE; |
| 3604 | |
| 3605 | m = (struct bfi_ablk_h2i_optrom_s *)ablk->mb.msg; |
| 3606 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_OPTROM_ENABLE, |
| 3607 | bfa_ioc_portid(ablk->ioc)); |
| 3608 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3609 | |
| 3610 | return BFA_STATUS_OK; |
| 3611 | } |
| 3612 | |
| 3613 | bfa_status_t |
| 3614 | bfa_ablk_optrom_dis(struct bfa_ablk_s *ablk, bfa_ablk_cbfn_t cbfn, void *cbarg) |
| 3615 | { |
| 3616 | struct bfi_ablk_h2i_optrom_s *m; |
| 3617 | |
| 3618 | if (!bfa_ioc_is_operational(ablk->ioc)) { |
| 3619 | bfa_trc(ablk->ioc, BFA_STATUS_IOC_FAILURE); |
| 3620 | return BFA_STATUS_IOC_FAILURE; |
| 3621 | } |
| 3622 | |
| 3623 | if (ablk->busy) { |
| 3624 | bfa_trc(ablk->ioc, BFA_STATUS_DEVBUSY); |
| 3625 | return BFA_STATUS_DEVBUSY; |
| 3626 | } |
| 3627 | |
| 3628 | ablk->cbfn = cbfn; |
| 3629 | ablk->cbarg = cbarg; |
| 3630 | ablk->busy = BFA_TRUE; |
| 3631 | |
| 3632 | m = (struct bfi_ablk_h2i_optrom_s *)ablk->mb.msg; |
| 3633 | bfi_h2i_set(m->mh, BFI_MC_ABLK, BFI_ABLK_H2I_OPTROM_DISABLE, |
| 3634 | bfa_ioc_portid(ablk->ioc)); |
| 3635 | bfa_ioc_mbox_queue(ablk->ioc, &ablk->mb); |
| 3636 | |
| 3637 | return BFA_STATUS_OK; |
| 3638 | } |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3639 | |
| 3640 | /* |
| 3641 | * SFP module specific |
| 3642 | */ |
| 3643 | |
| 3644 | /* forward declarations */ |
| 3645 | static void bfa_sfp_getdata_send(struct bfa_sfp_s *sfp); |
| 3646 | static void bfa_sfp_media_get(struct bfa_sfp_s *sfp); |
| 3647 | static bfa_status_t bfa_sfp_speed_valid(struct bfa_sfp_s *sfp, |
| 3648 | enum bfa_port_speed portspeed); |
| 3649 | |
| 3650 | static void |
| 3651 | bfa_cb_sfp_show(struct bfa_sfp_s *sfp) |
| 3652 | { |
| 3653 | bfa_trc(sfp, sfp->lock); |
| 3654 | if (sfp->cbfn) |
| 3655 | sfp->cbfn(sfp->cbarg, sfp->status); |
| 3656 | sfp->lock = 0; |
| 3657 | sfp->cbfn = NULL; |
| 3658 | } |
| 3659 | |
| 3660 | static void |
| 3661 | bfa_cb_sfp_state_query(struct bfa_sfp_s *sfp) |
| 3662 | { |
| 3663 | bfa_trc(sfp, sfp->portspeed); |
| 3664 | if (sfp->media) { |
| 3665 | bfa_sfp_media_get(sfp); |
| 3666 | if (sfp->state_query_cbfn) |
| 3667 | sfp->state_query_cbfn(sfp->state_query_cbarg, |
| 3668 | sfp->status); |
Anil Gurumurthy | b7f4d63 | 2015-08-13 06:41:51 -0400 | [diff] [blame] | 3669 | sfp->media = NULL; |
| 3670 | } |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3671 | |
Anil Gurumurthy | b7f4d63 | 2015-08-13 06:41:51 -0400 | [diff] [blame] | 3672 | if (sfp->portspeed) { |
| 3673 | sfp->status = bfa_sfp_speed_valid(sfp, sfp->portspeed); |
| 3674 | if (sfp->state_query_cbfn) |
| 3675 | sfp->state_query_cbfn(sfp->state_query_cbarg, |
| 3676 | sfp->status); |
| 3677 | sfp->portspeed = BFA_PORT_SPEED_UNKNOWN; |
| 3678 | } |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3679 | |
Anil Gurumurthy | b7f4d63 | 2015-08-13 06:41:51 -0400 | [diff] [blame] | 3680 | sfp->state_query_lock = 0; |
| 3681 | sfp->state_query_cbfn = NULL; |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3682 | } |
| 3683 | |
| 3684 | /* |
| 3685 | * IOC event handler. |
| 3686 | */ |
| 3687 | static void |
| 3688 | bfa_sfp_notify(void *sfp_arg, enum bfa_ioc_event_e event) |
| 3689 | { |
| 3690 | struct bfa_sfp_s *sfp = sfp_arg; |
| 3691 | |
| 3692 | bfa_trc(sfp, event); |
| 3693 | bfa_trc(sfp, sfp->lock); |
| 3694 | bfa_trc(sfp, sfp->state_query_lock); |
| 3695 | |
| 3696 | switch (event) { |
| 3697 | case BFA_IOC_E_DISABLED: |
| 3698 | case BFA_IOC_E_FAILED: |
| 3699 | if (sfp->lock) { |
| 3700 | sfp->status = BFA_STATUS_IOC_FAILURE; |
| 3701 | bfa_cb_sfp_show(sfp); |
| 3702 | } |
| 3703 | |
| 3704 | if (sfp->state_query_lock) { |
| 3705 | sfp->status = BFA_STATUS_IOC_FAILURE; |
| 3706 | bfa_cb_sfp_state_query(sfp); |
| 3707 | } |
| 3708 | break; |
| 3709 | |
| 3710 | default: |
| 3711 | break; |
| 3712 | } |
| 3713 | } |
| 3714 | |
| 3715 | /* |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 3716 | * SFP's State Change Notification post to AEN |
| 3717 | */ |
| 3718 | static void |
| 3719 | bfa_sfp_scn_aen_post(struct bfa_sfp_s *sfp, struct bfi_sfp_scn_s *rsp) |
| 3720 | { |
| 3721 | struct bfad_s *bfad = (struct bfad_s *)sfp->ioc->bfa->bfad; |
| 3722 | struct bfa_aen_entry_s *aen_entry; |
| 3723 | enum bfa_port_aen_event aen_evt = 0; |
| 3724 | |
| 3725 | bfa_trc(sfp, (((u64)rsp->pomlvl) << 16) | (((u64)rsp->sfpid) << 8) | |
| 3726 | ((u64)rsp->event)); |
| 3727 | |
| 3728 | bfad_get_aen_entry(bfad, aen_entry); |
| 3729 | if (!aen_entry) |
| 3730 | return; |
| 3731 | |
| 3732 | aen_entry->aen_data.port.ioc_type = bfa_ioc_get_type(sfp->ioc); |
| 3733 | aen_entry->aen_data.port.pwwn = sfp->ioc->attr->pwwn; |
| 3734 | aen_entry->aen_data.port.mac = bfa_ioc_get_mac(sfp->ioc); |
| 3735 | |
| 3736 | switch (rsp->event) { |
| 3737 | case BFA_SFP_SCN_INSERTED: |
| 3738 | aen_evt = BFA_PORT_AEN_SFP_INSERT; |
| 3739 | break; |
| 3740 | case BFA_SFP_SCN_REMOVED: |
| 3741 | aen_evt = BFA_PORT_AEN_SFP_REMOVE; |
| 3742 | break; |
| 3743 | case BFA_SFP_SCN_FAILED: |
| 3744 | aen_evt = BFA_PORT_AEN_SFP_ACCESS_ERROR; |
| 3745 | break; |
| 3746 | case BFA_SFP_SCN_UNSUPPORT: |
| 3747 | aen_evt = BFA_PORT_AEN_SFP_UNSUPPORT; |
| 3748 | break; |
| 3749 | case BFA_SFP_SCN_POM: |
| 3750 | aen_evt = BFA_PORT_AEN_SFP_POM; |
| 3751 | aen_entry->aen_data.port.level = rsp->pomlvl; |
| 3752 | break; |
| 3753 | default: |
| 3754 | bfa_trc(sfp, rsp->event); |
| 3755 | WARN_ON(1); |
| 3756 | } |
| 3757 | |
| 3758 | /* Send the AEN notification */ |
| 3759 | bfad_im_post_vendor_event(aen_entry, bfad, ++sfp->ioc->ioc_aen_seq, |
| 3760 | BFA_AEN_CAT_PORT, aen_evt); |
| 3761 | } |
| 3762 | |
| 3763 | /* |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3764 | * SFP get data send |
| 3765 | */ |
| 3766 | static void |
| 3767 | bfa_sfp_getdata_send(struct bfa_sfp_s *sfp) |
| 3768 | { |
| 3769 | struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg; |
| 3770 | |
| 3771 | bfa_trc(sfp, req->memtype); |
| 3772 | |
| 3773 | /* build host command */ |
| 3774 | bfi_h2i_set(req->mh, BFI_MC_SFP, BFI_SFP_H2I_SHOW, |
| 3775 | bfa_ioc_portid(sfp->ioc)); |
| 3776 | |
| 3777 | /* send mbox cmd */ |
| 3778 | bfa_ioc_mbox_queue(sfp->ioc, &sfp->mbcmd); |
| 3779 | } |
| 3780 | |
| 3781 | /* |
| 3782 | * SFP is valid, read sfp data |
| 3783 | */ |
| 3784 | static void |
| 3785 | bfa_sfp_getdata(struct bfa_sfp_s *sfp, enum bfi_sfp_mem_e memtype) |
| 3786 | { |
| 3787 | struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg; |
| 3788 | |
| 3789 | WARN_ON(sfp->lock != 0); |
| 3790 | bfa_trc(sfp, sfp->state); |
| 3791 | |
| 3792 | sfp->lock = 1; |
| 3793 | sfp->memtype = memtype; |
| 3794 | req->memtype = memtype; |
| 3795 | |
| 3796 | /* Setup SG list */ |
| 3797 | bfa_alen_set(&req->alen, sizeof(struct sfp_mem_s), sfp->dbuf_pa); |
| 3798 | |
| 3799 | bfa_sfp_getdata_send(sfp); |
| 3800 | } |
| 3801 | |
| 3802 | /* |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 3803 | * SFP scn handler |
| 3804 | */ |
| 3805 | static void |
| 3806 | bfa_sfp_scn(struct bfa_sfp_s *sfp, struct bfi_mbmsg_s *msg) |
| 3807 | { |
| 3808 | struct bfi_sfp_scn_s *rsp = (struct bfi_sfp_scn_s *) msg; |
| 3809 | |
| 3810 | switch (rsp->event) { |
| 3811 | case BFA_SFP_SCN_INSERTED: |
| 3812 | sfp->state = BFA_SFP_STATE_INSERTED; |
| 3813 | sfp->data_valid = 0; |
| 3814 | bfa_sfp_scn_aen_post(sfp, rsp); |
| 3815 | break; |
| 3816 | case BFA_SFP_SCN_REMOVED: |
| 3817 | sfp->state = BFA_SFP_STATE_REMOVED; |
| 3818 | sfp->data_valid = 0; |
| 3819 | bfa_sfp_scn_aen_post(sfp, rsp); |
| 3820 | break; |
| 3821 | case BFA_SFP_SCN_FAILED: |
| 3822 | sfp->state = BFA_SFP_STATE_FAILED; |
| 3823 | sfp->data_valid = 0; |
| 3824 | bfa_sfp_scn_aen_post(sfp, rsp); |
| 3825 | break; |
| 3826 | case BFA_SFP_SCN_UNSUPPORT: |
| 3827 | sfp->state = BFA_SFP_STATE_UNSUPPORT; |
| 3828 | bfa_sfp_scn_aen_post(sfp, rsp); |
| 3829 | if (!sfp->lock) |
| 3830 | bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL); |
| 3831 | break; |
| 3832 | case BFA_SFP_SCN_POM: |
| 3833 | bfa_sfp_scn_aen_post(sfp, rsp); |
| 3834 | break; |
| 3835 | case BFA_SFP_SCN_VALID: |
| 3836 | sfp->state = BFA_SFP_STATE_VALID; |
| 3837 | if (!sfp->lock) |
| 3838 | bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL); |
| 3839 | break; |
| 3840 | default: |
| 3841 | bfa_trc(sfp, rsp->event); |
| 3842 | WARN_ON(1); |
| 3843 | } |
| 3844 | } |
| 3845 | |
| 3846 | /* |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3847 | * SFP show complete |
| 3848 | */ |
| 3849 | static void |
| 3850 | bfa_sfp_show_comp(struct bfa_sfp_s *sfp, struct bfi_mbmsg_s *msg) |
| 3851 | { |
| 3852 | struct bfi_sfp_rsp_s *rsp = (struct bfi_sfp_rsp_s *) msg; |
| 3853 | |
| 3854 | if (!sfp->lock) { |
| 3855 | /* |
| 3856 | * receiving response after ioc failure |
| 3857 | */ |
| 3858 | bfa_trc(sfp, sfp->lock); |
| 3859 | return; |
| 3860 | } |
| 3861 | |
| 3862 | bfa_trc(sfp, rsp->status); |
| 3863 | if (rsp->status == BFA_STATUS_OK) { |
| 3864 | sfp->data_valid = 1; |
| 3865 | if (sfp->state == BFA_SFP_STATE_VALID) |
| 3866 | sfp->status = BFA_STATUS_OK; |
| 3867 | else if (sfp->state == BFA_SFP_STATE_UNSUPPORT) |
| 3868 | sfp->status = BFA_STATUS_SFP_UNSUPP; |
| 3869 | else |
| 3870 | bfa_trc(sfp, sfp->state); |
| 3871 | } else { |
| 3872 | sfp->data_valid = 0; |
| 3873 | sfp->status = rsp->status; |
| 3874 | /* sfpshow shouldn't change sfp state */ |
| 3875 | } |
| 3876 | |
| 3877 | bfa_trc(sfp, sfp->memtype); |
| 3878 | if (sfp->memtype == BFI_SFP_MEM_DIAGEXT) { |
| 3879 | bfa_trc(sfp, sfp->data_valid); |
| 3880 | if (sfp->data_valid) { |
| 3881 | u32 size = sizeof(struct sfp_mem_s); |
Anil Gurumurthy | 6f3d828f5 | 2015-08-13 06:41:52 -0400 | [diff] [blame] | 3882 | u8 *des = (u8 *)(sfp->sfpmem); |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3883 | memcpy(des, sfp->dbuf_kva, size); |
| 3884 | } |
| 3885 | /* |
| 3886 | * Queue completion callback. |
| 3887 | */ |
| 3888 | bfa_cb_sfp_show(sfp); |
| 3889 | } else |
| 3890 | sfp->lock = 0; |
| 3891 | |
| 3892 | bfa_trc(sfp, sfp->state_query_lock); |
| 3893 | if (sfp->state_query_lock) { |
| 3894 | sfp->state = rsp->state; |
| 3895 | /* Complete callback */ |
| 3896 | bfa_cb_sfp_state_query(sfp); |
| 3897 | } |
| 3898 | } |
| 3899 | |
| 3900 | /* |
| 3901 | * SFP query fw sfp state |
| 3902 | */ |
| 3903 | static void |
| 3904 | bfa_sfp_state_query(struct bfa_sfp_s *sfp) |
| 3905 | { |
| 3906 | struct bfi_sfp_req_s *req = (struct bfi_sfp_req_s *)sfp->mbcmd.msg; |
| 3907 | |
| 3908 | /* Should not be doing query if not in _INIT state */ |
| 3909 | WARN_ON(sfp->state != BFA_SFP_STATE_INIT); |
| 3910 | WARN_ON(sfp->state_query_lock != 0); |
| 3911 | bfa_trc(sfp, sfp->state); |
| 3912 | |
| 3913 | sfp->state_query_lock = 1; |
| 3914 | req->memtype = 0; |
| 3915 | |
| 3916 | if (!sfp->lock) |
| 3917 | bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL); |
| 3918 | } |
| 3919 | |
| 3920 | static void |
| 3921 | bfa_sfp_media_get(struct bfa_sfp_s *sfp) |
| 3922 | { |
| 3923 | enum bfa_defs_sfp_media_e *media = sfp->media; |
| 3924 | |
| 3925 | *media = BFA_SFP_MEDIA_UNKNOWN; |
| 3926 | |
| 3927 | if (sfp->state == BFA_SFP_STATE_UNSUPPORT) |
| 3928 | *media = BFA_SFP_MEDIA_UNSUPPORT; |
| 3929 | else if (sfp->state == BFA_SFP_STATE_VALID) { |
| 3930 | union sfp_xcvr_e10g_code_u e10g; |
| 3931 | struct sfp_mem_s *sfpmem = (struct sfp_mem_s *)sfp->dbuf_kva; |
| 3932 | u16 xmtr_tech = (sfpmem->srlid_base.xcvr[4] & 0x3) << 7 | |
| 3933 | (sfpmem->srlid_base.xcvr[5] >> 1); |
| 3934 | |
| 3935 | e10g.b = sfpmem->srlid_base.xcvr[0]; |
| 3936 | bfa_trc(sfp, e10g.b); |
| 3937 | bfa_trc(sfp, xmtr_tech); |
| 3938 | /* check fc transmitter tech */ |
| 3939 | if ((xmtr_tech & SFP_XMTR_TECH_CU) || |
| 3940 | (xmtr_tech & SFP_XMTR_TECH_CP) || |
| 3941 | (xmtr_tech & SFP_XMTR_TECH_CA)) |
| 3942 | *media = BFA_SFP_MEDIA_CU; |
| 3943 | else if ((xmtr_tech & SFP_XMTR_TECH_EL_INTRA) || |
| 3944 | (xmtr_tech & SFP_XMTR_TECH_EL_INTER)) |
| 3945 | *media = BFA_SFP_MEDIA_EL; |
| 3946 | else if ((xmtr_tech & SFP_XMTR_TECH_LL) || |
| 3947 | (xmtr_tech & SFP_XMTR_TECH_LC)) |
| 3948 | *media = BFA_SFP_MEDIA_LW; |
| 3949 | else if ((xmtr_tech & SFP_XMTR_TECH_SL) || |
| 3950 | (xmtr_tech & SFP_XMTR_TECH_SN) || |
| 3951 | (xmtr_tech & SFP_XMTR_TECH_SA)) |
| 3952 | *media = BFA_SFP_MEDIA_SW; |
| 3953 | /* Check 10G Ethernet Compilance code */ |
Jing Huang | 98cdfb4 | 2011-11-16 12:29:26 -0800 | [diff] [blame] | 3954 | else if (e10g.r.e10g_sr) |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3955 | *media = BFA_SFP_MEDIA_SW; |
Jing Huang | 98cdfb4 | 2011-11-16 12:29:26 -0800 | [diff] [blame] | 3956 | else if (e10g.r.e10g_lrm && e10g.r.e10g_lr) |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3957 | *media = BFA_SFP_MEDIA_LW; |
Jing Huang | 98cdfb4 | 2011-11-16 12:29:26 -0800 | [diff] [blame] | 3958 | else if (e10g.r.e10g_unall) |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 3959 | *media = BFA_SFP_MEDIA_UNKNOWN; |
| 3960 | else |
| 3961 | bfa_trc(sfp, 0); |
| 3962 | } else |
| 3963 | bfa_trc(sfp, sfp->state); |
| 3964 | } |
| 3965 | |
| 3966 | static bfa_status_t |
| 3967 | bfa_sfp_speed_valid(struct bfa_sfp_s *sfp, enum bfa_port_speed portspeed) |
| 3968 | { |
| 3969 | struct sfp_mem_s *sfpmem = (struct sfp_mem_s *)sfp->dbuf_kva; |
| 3970 | struct sfp_xcvr_s *xcvr = (struct sfp_xcvr_s *) sfpmem->srlid_base.xcvr; |
| 3971 | union sfp_xcvr_fc3_code_u fc3 = xcvr->fc3; |
| 3972 | union sfp_xcvr_e10g_code_u e10g = xcvr->e10g; |
| 3973 | |
| 3974 | if (portspeed == BFA_PORT_SPEED_10GBPS) { |
| 3975 | if (e10g.r.e10g_sr || e10g.r.e10g_lr) |
| 3976 | return BFA_STATUS_OK; |
| 3977 | else { |
| 3978 | bfa_trc(sfp, e10g.b); |
| 3979 | return BFA_STATUS_UNSUPP_SPEED; |
| 3980 | } |
| 3981 | } |
| 3982 | if (((portspeed & BFA_PORT_SPEED_16GBPS) && fc3.r.mb1600) || |
| 3983 | ((portspeed & BFA_PORT_SPEED_8GBPS) && fc3.r.mb800) || |
| 3984 | ((portspeed & BFA_PORT_SPEED_4GBPS) && fc3.r.mb400) || |
| 3985 | ((portspeed & BFA_PORT_SPEED_2GBPS) && fc3.r.mb200) || |
| 3986 | ((portspeed & BFA_PORT_SPEED_1GBPS) && fc3.r.mb100)) |
| 3987 | return BFA_STATUS_OK; |
| 3988 | else { |
| 3989 | bfa_trc(sfp, portspeed); |
| 3990 | bfa_trc(sfp, fc3.b); |
| 3991 | bfa_trc(sfp, e10g.b); |
| 3992 | return BFA_STATUS_UNSUPP_SPEED; |
| 3993 | } |
| 3994 | } |
| 3995 | |
| 3996 | /* |
| 3997 | * SFP hmbox handler |
| 3998 | */ |
| 3999 | void |
| 4000 | bfa_sfp_intr(void *sfparg, struct bfi_mbmsg_s *msg) |
| 4001 | { |
| 4002 | struct bfa_sfp_s *sfp = sfparg; |
| 4003 | |
| 4004 | switch (msg->mh.msg_id) { |
| 4005 | case BFI_SFP_I2H_SHOW: |
| 4006 | bfa_sfp_show_comp(sfp, msg); |
| 4007 | break; |
| 4008 | |
| 4009 | case BFI_SFP_I2H_SCN: |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4010 | bfa_sfp_scn(sfp, msg); |
Krishna Gudipati | 51e569a | 2011-06-24 20:26:25 -0700 | [diff] [blame] | 4011 | break; |
| 4012 | |
| 4013 | default: |
| 4014 | bfa_trc(sfp, msg->mh.msg_id); |
| 4015 | WARN_ON(1); |
| 4016 | } |
| 4017 | } |
| 4018 | |
| 4019 | /* |
| 4020 | * Return DMA memory needed by sfp module. |
| 4021 | */ |
| 4022 | u32 |
| 4023 | bfa_sfp_meminfo(void) |
| 4024 | { |
| 4025 | return BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ); |
| 4026 | } |
| 4027 | |
| 4028 | /* |
| 4029 | * Attach virtual and physical memory for SFP. |
| 4030 | */ |
| 4031 | void |
| 4032 | bfa_sfp_attach(struct bfa_sfp_s *sfp, struct bfa_ioc_s *ioc, void *dev, |
| 4033 | struct bfa_trc_mod_s *trcmod) |
| 4034 | { |
| 4035 | sfp->dev = dev; |
| 4036 | sfp->ioc = ioc; |
| 4037 | sfp->trcmod = trcmod; |
| 4038 | |
| 4039 | sfp->cbfn = NULL; |
| 4040 | sfp->cbarg = NULL; |
| 4041 | sfp->sfpmem = NULL; |
| 4042 | sfp->lock = 0; |
| 4043 | sfp->data_valid = 0; |
| 4044 | sfp->state = BFA_SFP_STATE_INIT; |
| 4045 | sfp->state_query_lock = 0; |
| 4046 | sfp->state_query_cbfn = NULL; |
| 4047 | sfp->state_query_cbarg = NULL; |
| 4048 | sfp->media = NULL; |
| 4049 | sfp->portspeed = BFA_PORT_SPEED_UNKNOWN; |
| 4050 | sfp->is_elb = BFA_FALSE; |
| 4051 | |
| 4052 | bfa_ioc_mbox_regisr(sfp->ioc, BFI_MC_SFP, bfa_sfp_intr, sfp); |
| 4053 | bfa_q_qe_init(&sfp->ioc_notify); |
| 4054 | bfa_ioc_notify_init(&sfp->ioc_notify, bfa_sfp_notify, sfp); |
| 4055 | list_add_tail(&sfp->ioc_notify.qe, &sfp->ioc->notify_q); |
| 4056 | } |
| 4057 | |
| 4058 | /* |
| 4059 | * Claim Memory for SFP |
| 4060 | */ |
| 4061 | void |
| 4062 | bfa_sfp_memclaim(struct bfa_sfp_s *sfp, u8 *dm_kva, u64 dm_pa) |
| 4063 | { |
| 4064 | sfp->dbuf_kva = dm_kva; |
| 4065 | sfp->dbuf_pa = dm_pa; |
| 4066 | memset(sfp->dbuf_kva, 0, sizeof(struct sfp_mem_s)); |
| 4067 | |
| 4068 | dm_kva += BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ); |
| 4069 | dm_pa += BFA_ROUNDUP(sizeof(struct sfp_mem_s), BFA_DMA_ALIGN_SZ); |
| 4070 | } |
| 4071 | |
| 4072 | /* |
| 4073 | * Show SFP eeprom content |
| 4074 | * |
| 4075 | * @param[in] sfp - bfa sfp module |
| 4076 | * |
| 4077 | * @param[out] sfpmem - sfp eeprom data |
| 4078 | * |
| 4079 | */ |
| 4080 | bfa_status_t |
| 4081 | bfa_sfp_show(struct bfa_sfp_s *sfp, struct sfp_mem_s *sfpmem, |
| 4082 | bfa_cb_sfp_t cbfn, void *cbarg) |
| 4083 | { |
| 4084 | |
| 4085 | if (!bfa_ioc_is_operational(sfp->ioc)) { |
| 4086 | bfa_trc(sfp, 0); |
| 4087 | return BFA_STATUS_IOC_NON_OP; |
| 4088 | } |
| 4089 | |
| 4090 | if (sfp->lock) { |
| 4091 | bfa_trc(sfp, 0); |
| 4092 | return BFA_STATUS_DEVBUSY; |
| 4093 | } |
| 4094 | |
| 4095 | sfp->cbfn = cbfn; |
| 4096 | sfp->cbarg = cbarg; |
| 4097 | sfp->sfpmem = sfpmem; |
| 4098 | |
| 4099 | bfa_sfp_getdata(sfp, BFI_SFP_MEM_DIAGEXT); |
| 4100 | return BFA_STATUS_OK; |
| 4101 | } |
| 4102 | |
| 4103 | /* |
| 4104 | * Return SFP Media type |
| 4105 | * |
| 4106 | * @param[in] sfp - bfa sfp module |
| 4107 | * |
| 4108 | * @param[out] media - port speed from user |
| 4109 | * |
| 4110 | */ |
| 4111 | bfa_status_t |
| 4112 | bfa_sfp_media(struct bfa_sfp_s *sfp, enum bfa_defs_sfp_media_e *media, |
| 4113 | bfa_cb_sfp_t cbfn, void *cbarg) |
| 4114 | { |
| 4115 | if (!bfa_ioc_is_operational(sfp->ioc)) { |
| 4116 | bfa_trc(sfp, 0); |
| 4117 | return BFA_STATUS_IOC_NON_OP; |
| 4118 | } |
| 4119 | |
| 4120 | sfp->media = media; |
| 4121 | if (sfp->state == BFA_SFP_STATE_INIT) { |
| 4122 | if (sfp->state_query_lock) { |
| 4123 | bfa_trc(sfp, 0); |
| 4124 | return BFA_STATUS_DEVBUSY; |
| 4125 | } else { |
| 4126 | sfp->state_query_cbfn = cbfn; |
| 4127 | sfp->state_query_cbarg = cbarg; |
| 4128 | bfa_sfp_state_query(sfp); |
| 4129 | return BFA_STATUS_SFP_NOT_READY; |
| 4130 | } |
| 4131 | } |
| 4132 | |
| 4133 | bfa_sfp_media_get(sfp); |
| 4134 | return BFA_STATUS_OK; |
| 4135 | } |
| 4136 | |
| 4137 | /* |
| 4138 | * Check if user set port speed is allowed by the SFP |
| 4139 | * |
| 4140 | * @param[in] sfp - bfa sfp module |
| 4141 | * @param[in] portspeed - port speed from user |
| 4142 | * |
| 4143 | */ |
| 4144 | bfa_status_t |
| 4145 | bfa_sfp_speed(struct bfa_sfp_s *sfp, enum bfa_port_speed portspeed, |
| 4146 | bfa_cb_sfp_t cbfn, void *cbarg) |
| 4147 | { |
| 4148 | WARN_ON(portspeed == BFA_PORT_SPEED_UNKNOWN); |
| 4149 | |
| 4150 | if (!bfa_ioc_is_operational(sfp->ioc)) |
| 4151 | return BFA_STATUS_IOC_NON_OP; |
| 4152 | |
| 4153 | /* For Mezz card, all speed is allowed */ |
| 4154 | if (bfa_mfg_is_mezz(sfp->ioc->attr->card_type)) |
| 4155 | return BFA_STATUS_OK; |
| 4156 | |
| 4157 | /* Check SFP state */ |
| 4158 | sfp->portspeed = portspeed; |
| 4159 | if (sfp->state == BFA_SFP_STATE_INIT) { |
| 4160 | if (sfp->state_query_lock) { |
| 4161 | bfa_trc(sfp, 0); |
| 4162 | return BFA_STATUS_DEVBUSY; |
| 4163 | } else { |
| 4164 | sfp->state_query_cbfn = cbfn; |
| 4165 | sfp->state_query_cbarg = cbarg; |
| 4166 | bfa_sfp_state_query(sfp); |
| 4167 | return BFA_STATUS_SFP_NOT_READY; |
| 4168 | } |
| 4169 | } |
| 4170 | |
| 4171 | if (sfp->state == BFA_SFP_STATE_REMOVED || |
| 4172 | sfp->state == BFA_SFP_STATE_FAILED) { |
| 4173 | bfa_trc(sfp, sfp->state); |
| 4174 | return BFA_STATUS_NO_SFP_DEV; |
| 4175 | } |
| 4176 | |
| 4177 | if (sfp->state == BFA_SFP_STATE_INSERTED) { |
| 4178 | bfa_trc(sfp, sfp->state); |
| 4179 | return BFA_STATUS_DEVBUSY; /* sfp is reading data */ |
| 4180 | } |
| 4181 | |
| 4182 | /* For eloopback, all speed is allowed */ |
| 4183 | if (sfp->is_elb) |
| 4184 | return BFA_STATUS_OK; |
| 4185 | |
| 4186 | return bfa_sfp_speed_valid(sfp, portspeed); |
| 4187 | } |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4188 | |
| 4189 | /* |
| 4190 | * Flash module specific |
| 4191 | */ |
| 4192 | |
| 4193 | /* |
| 4194 | * FLASH DMA buffer should be big enough to hold both MFG block and |
| 4195 | * asic block(64k) at the same time and also should be 2k aligned to |
| 4196 | * avoid write segement to cross sector boundary. |
| 4197 | */ |
| 4198 | #define BFA_FLASH_SEG_SZ 2048 |
| 4199 | #define BFA_FLASH_DMA_BUF_SZ \ |
| 4200 | BFA_ROUNDUP(0x010000 + sizeof(struct bfa_mfg_block_s), BFA_FLASH_SEG_SZ) |
| 4201 | |
| 4202 | static void |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4203 | bfa_flash_aen_audit_post(struct bfa_ioc_s *ioc, enum bfa_audit_aen_event event, |
| 4204 | int inst, int type) |
| 4205 | { |
| 4206 | struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; |
| 4207 | struct bfa_aen_entry_s *aen_entry; |
| 4208 | |
| 4209 | bfad_get_aen_entry(bfad, aen_entry); |
| 4210 | if (!aen_entry) |
| 4211 | return; |
| 4212 | |
| 4213 | aen_entry->aen_data.audit.pwwn = ioc->attr->pwwn; |
| 4214 | aen_entry->aen_data.audit.partition_inst = inst; |
| 4215 | aen_entry->aen_data.audit.partition_type = type; |
| 4216 | |
| 4217 | /* Send the AEN notification */ |
| 4218 | bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq, |
| 4219 | BFA_AEN_CAT_AUDIT, event); |
| 4220 | } |
| 4221 | |
| 4222 | static void |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4223 | bfa_flash_cb(struct bfa_flash_s *flash) |
| 4224 | { |
| 4225 | flash->op_busy = 0; |
| 4226 | if (flash->cbfn) |
| 4227 | flash->cbfn(flash->cbarg, flash->status); |
| 4228 | } |
| 4229 | |
| 4230 | static void |
| 4231 | bfa_flash_notify(void *cbarg, enum bfa_ioc_event_e event) |
| 4232 | { |
| 4233 | struct bfa_flash_s *flash = cbarg; |
| 4234 | |
| 4235 | bfa_trc(flash, event); |
| 4236 | switch (event) { |
| 4237 | case BFA_IOC_E_DISABLED: |
| 4238 | case BFA_IOC_E_FAILED: |
| 4239 | if (flash->op_busy) { |
| 4240 | flash->status = BFA_STATUS_IOC_FAILURE; |
| 4241 | flash->cbfn(flash->cbarg, flash->status); |
| 4242 | flash->op_busy = 0; |
| 4243 | } |
| 4244 | break; |
| 4245 | |
| 4246 | default: |
| 4247 | break; |
| 4248 | } |
| 4249 | } |
| 4250 | |
| 4251 | /* |
| 4252 | * Send flash attribute query request. |
| 4253 | * |
| 4254 | * @param[in] cbarg - callback argument |
| 4255 | */ |
| 4256 | static void |
| 4257 | bfa_flash_query_send(void *cbarg) |
| 4258 | { |
| 4259 | struct bfa_flash_s *flash = cbarg; |
| 4260 | struct bfi_flash_query_req_s *msg = |
| 4261 | (struct bfi_flash_query_req_s *) flash->mb.msg; |
| 4262 | |
| 4263 | bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_QUERY_REQ, |
| 4264 | bfa_ioc_portid(flash->ioc)); |
| 4265 | bfa_alen_set(&msg->alen, sizeof(struct bfa_flash_attr_s), |
| 4266 | flash->dbuf_pa); |
| 4267 | bfa_ioc_mbox_queue(flash->ioc, &flash->mb); |
| 4268 | } |
| 4269 | |
| 4270 | /* |
| 4271 | * Send flash write request. |
| 4272 | * |
| 4273 | * @param[in] cbarg - callback argument |
| 4274 | */ |
| 4275 | static void |
| 4276 | bfa_flash_write_send(struct bfa_flash_s *flash) |
| 4277 | { |
| 4278 | struct bfi_flash_write_req_s *msg = |
| 4279 | (struct bfi_flash_write_req_s *) flash->mb.msg; |
| 4280 | u32 len; |
| 4281 | |
| 4282 | msg->type = be32_to_cpu(flash->type); |
| 4283 | msg->instance = flash->instance; |
| 4284 | msg->offset = be32_to_cpu(flash->addr_off + flash->offset); |
| 4285 | len = (flash->residue < BFA_FLASH_DMA_BUF_SZ) ? |
| 4286 | flash->residue : BFA_FLASH_DMA_BUF_SZ; |
| 4287 | msg->length = be32_to_cpu(len); |
| 4288 | |
| 4289 | /* indicate if it's the last msg of the whole write operation */ |
| 4290 | msg->last = (len == flash->residue) ? 1 : 0; |
| 4291 | |
| 4292 | bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_WRITE_REQ, |
| 4293 | bfa_ioc_portid(flash->ioc)); |
| 4294 | bfa_alen_set(&msg->alen, len, flash->dbuf_pa); |
| 4295 | memcpy(flash->dbuf_kva, flash->ubuf + flash->offset, len); |
| 4296 | bfa_ioc_mbox_queue(flash->ioc, &flash->mb); |
| 4297 | |
| 4298 | flash->residue -= len; |
| 4299 | flash->offset += len; |
| 4300 | } |
| 4301 | |
| 4302 | /* |
| 4303 | * Send flash read request. |
| 4304 | * |
| 4305 | * @param[in] cbarg - callback argument |
| 4306 | */ |
| 4307 | static void |
| 4308 | bfa_flash_read_send(void *cbarg) |
| 4309 | { |
| 4310 | struct bfa_flash_s *flash = cbarg; |
| 4311 | struct bfi_flash_read_req_s *msg = |
| 4312 | (struct bfi_flash_read_req_s *) flash->mb.msg; |
| 4313 | u32 len; |
| 4314 | |
| 4315 | msg->type = be32_to_cpu(flash->type); |
| 4316 | msg->instance = flash->instance; |
| 4317 | msg->offset = be32_to_cpu(flash->addr_off + flash->offset); |
| 4318 | len = (flash->residue < BFA_FLASH_DMA_BUF_SZ) ? |
| 4319 | flash->residue : BFA_FLASH_DMA_BUF_SZ; |
| 4320 | msg->length = be32_to_cpu(len); |
| 4321 | bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_READ_REQ, |
| 4322 | bfa_ioc_portid(flash->ioc)); |
| 4323 | bfa_alen_set(&msg->alen, len, flash->dbuf_pa); |
| 4324 | bfa_ioc_mbox_queue(flash->ioc, &flash->mb); |
| 4325 | } |
| 4326 | |
| 4327 | /* |
| 4328 | * Send flash erase request. |
| 4329 | * |
| 4330 | * @param[in] cbarg - callback argument |
| 4331 | */ |
| 4332 | static void |
| 4333 | bfa_flash_erase_send(void *cbarg) |
| 4334 | { |
| 4335 | struct bfa_flash_s *flash = cbarg; |
| 4336 | struct bfi_flash_erase_req_s *msg = |
| 4337 | (struct bfi_flash_erase_req_s *) flash->mb.msg; |
| 4338 | |
| 4339 | msg->type = be32_to_cpu(flash->type); |
| 4340 | msg->instance = flash->instance; |
| 4341 | bfi_h2i_set(msg->mh, BFI_MC_FLASH, BFI_FLASH_H2I_ERASE_REQ, |
| 4342 | bfa_ioc_portid(flash->ioc)); |
| 4343 | bfa_ioc_mbox_queue(flash->ioc, &flash->mb); |
| 4344 | } |
| 4345 | |
| 4346 | /* |
| 4347 | * Process flash response messages upon receiving interrupts. |
| 4348 | * |
| 4349 | * @param[in] flasharg - flash structure |
| 4350 | * @param[in] msg - message structure |
| 4351 | */ |
| 4352 | static void |
| 4353 | bfa_flash_intr(void *flasharg, struct bfi_mbmsg_s *msg) |
| 4354 | { |
| 4355 | struct bfa_flash_s *flash = flasharg; |
| 4356 | u32 status; |
| 4357 | |
| 4358 | union { |
| 4359 | struct bfi_flash_query_rsp_s *query; |
| 4360 | struct bfi_flash_erase_rsp_s *erase; |
| 4361 | struct bfi_flash_write_rsp_s *write; |
| 4362 | struct bfi_flash_read_rsp_s *read; |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4363 | struct bfi_flash_event_s *event; |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4364 | struct bfi_mbmsg_s *msg; |
| 4365 | } m; |
| 4366 | |
| 4367 | m.msg = msg; |
| 4368 | bfa_trc(flash, msg->mh.msg_id); |
| 4369 | |
| 4370 | if (!flash->op_busy && msg->mh.msg_id != BFI_FLASH_I2H_EVENT) { |
| 4371 | /* receiving response after ioc failure */ |
| 4372 | bfa_trc(flash, 0x9999); |
| 4373 | return; |
| 4374 | } |
| 4375 | |
| 4376 | switch (msg->mh.msg_id) { |
| 4377 | case BFI_FLASH_I2H_QUERY_RSP: |
| 4378 | status = be32_to_cpu(m.query->status); |
| 4379 | bfa_trc(flash, status); |
| 4380 | if (status == BFA_STATUS_OK) { |
| 4381 | u32 i; |
| 4382 | struct bfa_flash_attr_s *attr, *f; |
| 4383 | |
| 4384 | attr = (struct bfa_flash_attr_s *) flash->ubuf; |
| 4385 | f = (struct bfa_flash_attr_s *) flash->dbuf_kva; |
| 4386 | attr->status = be32_to_cpu(f->status); |
| 4387 | attr->npart = be32_to_cpu(f->npart); |
| 4388 | bfa_trc(flash, attr->status); |
| 4389 | bfa_trc(flash, attr->npart); |
| 4390 | for (i = 0; i < attr->npart; i++) { |
| 4391 | attr->part[i].part_type = |
| 4392 | be32_to_cpu(f->part[i].part_type); |
| 4393 | attr->part[i].part_instance = |
| 4394 | be32_to_cpu(f->part[i].part_instance); |
| 4395 | attr->part[i].part_off = |
| 4396 | be32_to_cpu(f->part[i].part_off); |
| 4397 | attr->part[i].part_size = |
| 4398 | be32_to_cpu(f->part[i].part_size); |
| 4399 | attr->part[i].part_len = |
| 4400 | be32_to_cpu(f->part[i].part_len); |
| 4401 | attr->part[i].part_status = |
| 4402 | be32_to_cpu(f->part[i].part_status); |
| 4403 | } |
| 4404 | } |
| 4405 | flash->status = status; |
| 4406 | bfa_flash_cb(flash); |
| 4407 | break; |
| 4408 | case BFI_FLASH_I2H_ERASE_RSP: |
| 4409 | status = be32_to_cpu(m.erase->status); |
| 4410 | bfa_trc(flash, status); |
| 4411 | flash->status = status; |
| 4412 | bfa_flash_cb(flash); |
| 4413 | break; |
| 4414 | case BFI_FLASH_I2H_WRITE_RSP: |
| 4415 | status = be32_to_cpu(m.write->status); |
| 4416 | bfa_trc(flash, status); |
| 4417 | if (status != BFA_STATUS_OK || flash->residue == 0) { |
| 4418 | flash->status = status; |
| 4419 | bfa_flash_cb(flash); |
| 4420 | } else { |
| 4421 | bfa_trc(flash, flash->offset); |
| 4422 | bfa_flash_write_send(flash); |
| 4423 | } |
| 4424 | break; |
| 4425 | case BFI_FLASH_I2H_READ_RSP: |
| 4426 | status = be32_to_cpu(m.read->status); |
| 4427 | bfa_trc(flash, status); |
| 4428 | if (status != BFA_STATUS_OK) { |
| 4429 | flash->status = status; |
| 4430 | bfa_flash_cb(flash); |
| 4431 | } else { |
| 4432 | u32 len = be32_to_cpu(m.read->length); |
| 4433 | bfa_trc(flash, flash->offset); |
| 4434 | bfa_trc(flash, len); |
| 4435 | memcpy(flash->ubuf + flash->offset, |
| 4436 | flash->dbuf_kva, len); |
| 4437 | flash->residue -= len; |
| 4438 | flash->offset += len; |
| 4439 | if (flash->residue == 0) { |
| 4440 | flash->status = status; |
| 4441 | bfa_flash_cb(flash); |
| 4442 | } else |
| 4443 | bfa_flash_read_send(flash); |
| 4444 | } |
| 4445 | break; |
| 4446 | case BFI_FLASH_I2H_BOOT_VER_RSP: |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4447 | break; |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4448 | case BFI_FLASH_I2H_EVENT: |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4449 | status = be32_to_cpu(m.event->status); |
| 4450 | bfa_trc(flash, status); |
| 4451 | if (status == BFA_STATUS_BAD_FWCFG) |
| 4452 | bfa_ioc_aen_post(flash->ioc, BFA_IOC_AEN_FWCFG_ERROR); |
| 4453 | else if (status == BFA_STATUS_INVALID_VENDOR) { |
| 4454 | u32 param; |
| 4455 | param = be32_to_cpu(m.event->param); |
| 4456 | bfa_trc(flash, param); |
| 4457 | bfa_ioc_aen_post(flash->ioc, |
| 4458 | BFA_IOC_AEN_INVALID_VENDOR); |
| 4459 | } |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4460 | break; |
| 4461 | |
| 4462 | default: |
| 4463 | WARN_ON(1); |
| 4464 | } |
| 4465 | } |
| 4466 | |
| 4467 | /* |
| 4468 | * Flash memory info API. |
| 4469 | * |
| 4470 | * @param[in] mincfg - minimal cfg variable |
| 4471 | */ |
| 4472 | u32 |
| 4473 | bfa_flash_meminfo(bfa_boolean_t mincfg) |
| 4474 | { |
| 4475 | /* min driver doesn't need flash */ |
| 4476 | if (mincfg) |
| 4477 | return 0; |
| 4478 | return BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 4479 | } |
| 4480 | |
| 4481 | /* |
| 4482 | * Flash attach API. |
| 4483 | * |
| 4484 | * @param[in] flash - flash structure |
| 4485 | * @param[in] ioc - ioc structure |
| 4486 | * @param[in] dev - device structure |
| 4487 | * @param[in] trcmod - trace module |
| 4488 | * @param[in] logmod - log module |
| 4489 | */ |
| 4490 | void |
| 4491 | bfa_flash_attach(struct bfa_flash_s *flash, struct bfa_ioc_s *ioc, void *dev, |
| 4492 | struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg) |
| 4493 | { |
| 4494 | flash->ioc = ioc; |
| 4495 | flash->trcmod = trcmod; |
| 4496 | flash->cbfn = NULL; |
| 4497 | flash->cbarg = NULL; |
| 4498 | flash->op_busy = 0; |
| 4499 | |
| 4500 | bfa_ioc_mbox_regisr(flash->ioc, BFI_MC_FLASH, bfa_flash_intr, flash); |
| 4501 | bfa_q_qe_init(&flash->ioc_notify); |
| 4502 | bfa_ioc_notify_init(&flash->ioc_notify, bfa_flash_notify, flash); |
| 4503 | list_add_tail(&flash->ioc_notify.qe, &flash->ioc->notify_q); |
| 4504 | |
| 4505 | /* min driver doesn't need flash */ |
| 4506 | if (mincfg) { |
| 4507 | flash->dbuf_kva = NULL; |
| 4508 | flash->dbuf_pa = 0; |
| 4509 | } |
| 4510 | } |
| 4511 | |
| 4512 | /* |
| 4513 | * Claim memory for flash |
| 4514 | * |
| 4515 | * @param[in] flash - flash structure |
| 4516 | * @param[in] dm_kva - pointer to virtual memory address |
| 4517 | * @param[in] dm_pa - physical memory address |
| 4518 | * @param[in] mincfg - minimal cfg variable |
| 4519 | */ |
| 4520 | void |
| 4521 | bfa_flash_memclaim(struct bfa_flash_s *flash, u8 *dm_kva, u64 dm_pa, |
| 4522 | bfa_boolean_t mincfg) |
| 4523 | { |
| 4524 | if (mincfg) |
| 4525 | return; |
| 4526 | |
| 4527 | flash->dbuf_kva = dm_kva; |
| 4528 | flash->dbuf_pa = dm_pa; |
| 4529 | memset(flash->dbuf_kva, 0, BFA_FLASH_DMA_BUF_SZ); |
| 4530 | dm_kva += BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 4531 | dm_pa += BFA_ROUNDUP(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 4532 | } |
| 4533 | |
| 4534 | /* |
| 4535 | * Get flash attribute. |
| 4536 | * |
| 4537 | * @param[in] flash - flash structure |
| 4538 | * @param[in] attr - flash attribute structure |
| 4539 | * @param[in] cbfn - callback function |
| 4540 | * @param[in] cbarg - callback argument |
| 4541 | * |
| 4542 | * Return status. |
| 4543 | */ |
| 4544 | bfa_status_t |
| 4545 | bfa_flash_get_attr(struct bfa_flash_s *flash, struct bfa_flash_attr_s *attr, |
| 4546 | bfa_cb_flash_t cbfn, void *cbarg) |
| 4547 | { |
| 4548 | bfa_trc(flash, BFI_FLASH_H2I_QUERY_REQ); |
| 4549 | |
| 4550 | if (!bfa_ioc_is_operational(flash->ioc)) |
| 4551 | return BFA_STATUS_IOC_NON_OP; |
| 4552 | |
| 4553 | if (flash->op_busy) { |
| 4554 | bfa_trc(flash, flash->op_busy); |
| 4555 | return BFA_STATUS_DEVBUSY; |
| 4556 | } |
| 4557 | |
| 4558 | flash->op_busy = 1; |
| 4559 | flash->cbfn = cbfn; |
| 4560 | flash->cbarg = cbarg; |
| 4561 | flash->ubuf = (u8 *) attr; |
| 4562 | bfa_flash_query_send(flash); |
| 4563 | |
| 4564 | return BFA_STATUS_OK; |
| 4565 | } |
| 4566 | |
| 4567 | /* |
| 4568 | * Erase flash partition. |
| 4569 | * |
| 4570 | * @param[in] flash - flash structure |
| 4571 | * @param[in] type - flash partition type |
| 4572 | * @param[in] instance - flash partition instance |
| 4573 | * @param[in] cbfn - callback function |
| 4574 | * @param[in] cbarg - callback argument |
| 4575 | * |
| 4576 | * Return status. |
| 4577 | */ |
| 4578 | bfa_status_t |
| 4579 | bfa_flash_erase_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type, |
| 4580 | u8 instance, bfa_cb_flash_t cbfn, void *cbarg) |
| 4581 | { |
| 4582 | bfa_trc(flash, BFI_FLASH_H2I_ERASE_REQ); |
| 4583 | bfa_trc(flash, type); |
| 4584 | bfa_trc(flash, instance); |
| 4585 | |
| 4586 | if (!bfa_ioc_is_operational(flash->ioc)) |
| 4587 | return BFA_STATUS_IOC_NON_OP; |
| 4588 | |
| 4589 | if (flash->op_busy) { |
| 4590 | bfa_trc(flash, flash->op_busy); |
| 4591 | return BFA_STATUS_DEVBUSY; |
| 4592 | } |
| 4593 | |
| 4594 | flash->op_busy = 1; |
| 4595 | flash->cbfn = cbfn; |
| 4596 | flash->cbarg = cbarg; |
| 4597 | flash->type = type; |
| 4598 | flash->instance = instance; |
| 4599 | |
| 4600 | bfa_flash_erase_send(flash); |
Krishna Gudipati | 7826f30 | 2011-07-20 16:59:13 -0700 | [diff] [blame] | 4601 | bfa_flash_aen_audit_post(flash->ioc, BFA_AUDIT_AEN_FLASH_ERASE, |
| 4602 | instance, type); |
Krishna Gudipati | 5a54b1d | 2011-06-24 20:27:13 -0700 | [diff] [blame] | 4603 | return BFA_STATUS_OK; |
| 4604 | } |
| 4605 | |
| 4606 | /* |
| 4607 | * Update flash partition. |
| 4608 | * |
| 4609 | * @param[in] flash - flash structure |
| 4610 | * @param[in] type - flash partition type |
| 4611 | * @param[in] instance - flash partition instance |
| 4612 | * @param[in] buf - update data buffer |
| 4613 | * @param[in] len - data buffer length |
| 4614 | * @param[in] offset - offset relative to the partition starting address |
| 4615 | * @param[in] cbfn - callback function |
| 4616 | * @param[in] cbarg - callback argument |
| 4617 | * |
| 4618 | * Return status. |
| 4619 | */ |
| 4620 | bfa_status_t |
| 4621 | bfa_flash_update_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type, |
| 4622 | u8 instance, void *buf, u32 len, u32 offset, |
| 4623 | bfa_cb_flash_t cbfn, void *cbarg) |
| 4624 | { |
| 4625 | bfa_trc(flash, BFI_FLASH_H2I_WRITE_REQ); |
| 4626 | bfa_trc(flash, type); |
| 4627 | bfa_trc(flash, instance); |
| 4628 | bfa_trc(flash, len); |
| 4629 | bfa_trc(flash, offset); |
| 4630 | |
| 4631 | if (!bfa_ioc_is_operational(flash->ioc)) |
| 4632 | return BFA_STATUS_IOC_NON_OP; |
| 4633 | |
| 4634 | /* |
| 4635 | * 'len' must be in word (4-byte) boundary |
| 4636 | * 'offset' must be in sector (16kb) boundary |
| 4637 | */ |
| 4638 | if (!len || (len & 0x03) || (offset & 0x00003FFF)) |
| 4639 | return BFA_STATUS_FLASH_BAD_LEN; |
| 4640 | |
| 4641 | if (type == BFA_FLASH_PART_MFG) |
| 4642 | return BFA_STATUS_EINVAL; |
| 4643 | |
| 4644 | if (flash->op_busy) { |
| 4645 | bfa_trc(flash, flash->op_busy); |
| 4646 | return BFA_STATUS_DEVBUSY; |
| 4647 | } |
| 4648 | |
| 4649 | flash->op_busy = 1; |
| 4650 | flash->cbfn = cbfn; |
| 4651 | flash->cbarg = cbarg; |
| 4652 | flash->type = type; |
| 4653 | flash->instance = instance; |
| 4654 | flash->residue = len; |
| 4655 | flash->offset = 0; |
| 4656 | flash->addr_off = offset; |
| 4657 | flash->ubuf = buf; |
| 4658 | |
| 4659 | bfa_flash_write_send(flash); |
| 4660 | return BFA_STATUS_OK; |
| 4661 | } |
| 4662 | |
| 4663 | /* |
| 4664 | * Read flash partition. |
| 4665 | * |
| 4666 | * @param[in] flash - flash structure |
| 4667 | * @param[in] type - flash partition type |
| 4668 | * @param[in] instance - flash partition instance |
| 4669 | * @param[in] buf - read data buffer |
| 4670 | * @param[in] len - data buffer length |
| 4671 | * @param[in] offset - offset relative to the partition starting address |
| 4672 | * @param[in] cbfn - callback function |
| 4673 | * @param[in] cbarg - callback argument |
| 4674 | * |
| 4675 | * Return status. |
| 4676 | */ |
| 4677 | bfa_status_t |
| 4678 | bfa_flash_read_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type, |
| 4679 | u8 instance, void *buf, u32 len, u32 offset, |
| 4680 | bfa_cb_flash_t cbfn, void *cbarg) |
| 4681 | { |
| 4682 | bfa_trc(flash, BFI_FLASH_H2I_READ_REQ); |
| 4683 | bfa_trc(flash, type); |
| 4684 | bfa_trc(flash, instance); |
| 4685 | bfa_trc(flash, len); |
| 4686 | bfa_trc(flash, offset); |
| 4687 | |
| 4688 | if (!bfa_ioc_is_operational(flash->ioc)) |
| 4689 | return BFA_STATUS_IOC_NON_OP; |
| 4690 | |
| 4691 | /* |
| 4692 | * 'len' must be in word (4-byte) boundary |
| 4693 | * 'offset' must be in sector (16kb) boundary |
| 4694 | */ |
| 4695 | if (!len || (len & 0x03) || (offset & 0x00003FFF)) |
| 4696 | return BFA_STATUS_FLASH_BAD_LEN; |
| 4697 | |
| 4698 | if (flash->op_busy) { |
| 4699 | bfa_trc(flash, flash->op_busy); |
| 4700 | return BFA_STATUS_DEVBUSY; |
| 4701 | } |
| 4702 | |
| 4703 | flash->op_busy = 1; |
| 4704 | flash->cbfn = cbfn; |
| 4705 | flash->cbarg = cbarg; |
| 4706 | flash->type = type; |
| 4707 | flash->instance = instance; |
| 4708 | flash->residue = len; |
| 4709 | flash->offset = 0; |
| 4710 | flash->addr_off = offset; |
| 4711 | flash->ubuf = buf; |
| 4712 | bfa_flash_read_send(flash); |
| 4713 | |
| 4714 | return BFA_STATUS_OK; |
| 4715 | } |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4716 | |
| 4717 | /* |
| 4718 | * DIAG module specific |
| 4719 | */ |
| 4720 | |
| 4721 | #define BFA_DIAG_MEMTEST_TOV 50000 /* memtest timeout in msec */ |
Krishna Gudipati | bd5a026 | 2012-03-13 17:41:02 -0700 | [diff] [blame] | 4722 | #define CT2_BFA_DIAG_MEMTEST_TOV (9*30*1000) /* 4.5 min */ |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4723 | |
| 4724 | /* IOC event handler */ |
| 4725 | static void |
| 4726 | bfa_diag_notify(void *diag_arg, enum bfa_ioc_event_e event) |
| 4727 | { |
| 4728 | struct bfa_diag_s *diag = diag_arg; |
| 4729 | |
| 4730 | bfa_trc(diag, event); |
| 4731 | bfa_trc(diag, diag->block); |
| 4732 | bfa_trc(diag, diag->fwping.lock); |
| 4733 | bfa_trc(diag, diag->tsensor.lock); |
| 4734 | |
| 4735 | switch (event) { |
| 4736 | case BFA_IOC_E_DISABLED: |
| 4737 | case BFA_IOC_E_FAILED: |
| 4738 | if (diag->fwping.lock) { |
| 4739 | diag->fwping.status = BFA_STATUS_IOC_FAILURE; |
| 4740 | diag->fwping.cbfn(diag->fwping.cbarg, |
| 4741 | diag->fwping.status); |
| 4742 | diag->fwping.lock = 0; |
| 4743 | } |
| 4744 | |
| 4745 | if (diag->tsensor.lock) { |
| 4746 | diag->tsensor.status = BFA_STATUS_IOC_FAILURE; |
| 4747 | diag->tsensor.cbfn(diag->tsensor.cbarg, |
| 4748 | diag->tsensor.status); |
| 4749 | diag->tsensor.lock = 0; |
| 4750 | } |
| 4751 | |
| 4752 | if (diag->block) { |
| 4753 | if (diag->timer_active) { |
| 4754 | bfa_timer_stop(&diag->timer); |
| 4755 | diag->timer_active = 0; |
| 4756 | } |
| 4757 | |
| 4758 | diag->status = BFA_STATUS_IOC_FAILURE; |
| 4759 | diag->cbfn(diag->cbarg, diag->status); |
| 4760 | diag->block = 0; |
| 4761 | } |
| 4762 | break; |
| 4763 | |
| 4764 | default: |
| 4765 | break; |
| 4766 | } |
| 4767 | } |
| 4768 | |
| 4769 | static void |
| 4770 | bfa_diag_memtest_done(void *cbarg) |
| 4771 | { |
| 4772 | struct bfa_diag_s *diag = cbarg; |
| 4773 | struct bfa_ioc_s *ioc = diag->ioc; |
| 4774 | struct bfa_diag_memtest_result *res = diag->result; |
| 4775 | u32 loff = BFI_BOOT_MEMTEST_RES_ADDR; |
| 4776 | u32 pgnum, pgoff, i; |
| 4777 | |
| 4778 | pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff); |
| 4779 | pgoff = PSS_SMEM_PGOFF(loff); |
| 4780 | |
| 4781 | writel(pgnum, ioc->ioc_regs.host_page_num_fn); |
| 4782 | |
| 4783 | for (i = 0; i < (sizeof(struct bfa_diag_memtest_result) / |
| 4784 | sizeof(u32)); i++) { |
| 4785 | /* read test result from smem */ |
| 4786 | *((u32 *) res + i) = |
| 4787 | bfa_mem_read(ioc->ioc_regs.smem_page_start, loff); |
| 4788 | loff += sizeof(u32); |
| 4789 | } |
| 4790 | |
| 4791 | /* Reset IOC fwstates to BFI_IOC_UNINIT */ |
| 4792 | bfa_ioc_reset_fwstate(ioc); |
| 4793 | |
| 4794 | res->status = swab32(res->status); |
| 4795 | bfa_trc(diag, res->status); |
| 4796 | |
| 4797 | if (res->status == BFI_BOOT_MEMTEST_RES_SIG) |
| 4798 | diag->status = BFA_STATUS_OK; |
| 4799 | else { |
| 4800 | diag->status = BFA_STATUS_MEMTEST_FAILED; |
| 4801 | res->addr = swab32(res->addr); |
| 4802 | res->exp = swab32(res->exp); |
| 4803 | res->act = swab32(res->act); |
| 4804 | res->err_status = swab32(res->err_status); |
| 4805 | res->err_status1 = swab32(res->err_status1); |
| 4806 | res->err_addr = swab32(res->err_addr); |
| 4807 | bfa_trc(diag, res->addr); |
| 4808 | bfa_trc(diag, res->exp); |
| 4809 | bfa_trc(diag, res->act); |
| 4810 | bfa_trc(diag, res->err_status); |
| 4811 | bfa_trc(diag, res->err_status1); |
| 4812 | bfa_trc(diag, res->err_addr); |
| 4813 | } |
| 4814 | diag->timer_active = 0; |
| 4815 | diag->cbfn(diag->cbarg, diag->status); |
| 4816 | diag->block = 0; |
| 4817 | } |
| 4818 | |
| 4819 | /* |
| 4820 | * Firmware ping |
| 4821 | */ |
| 4822 | |
| 4823 | /* |
| 4824 | * Perform DMA test directly |
| 4825 | */ |
| 4826 | static void |
| 4827 | diag_fwping_send(struct bfa_diag_s *diag) |
| 4828 | { |
| 4829 | struct bfi_diag_fwping_req_s *fwping_req; |
| 4830 | u32 i; |
| 4831 | |
| 4832 | bfa_trc(diag, diag->fwping.dbuf_pa); |
| 4833 | |
| 4834 | /* fill DMA area with pattern */ |
| 4835 | for (i = 0; i < (BFI_DIAG_DMA_BUF_SZ >> 2); i++) |
| 4836 | *((u32 *)diag->fwping.dbuf_kva + i) = diag->fwping.data; |
| 4837 | |
| 4838 | /* Fill mbox msg */ |
| 4839 | fwping_req = (struct bfi_diag_fwping_req_s *)diag->fwping.mbcmd.msg; |
| 4840 | |
| 4841 | /* Setup SG list */ |
| 4842 | bfa_alen_set(&fwping_req->alen, BFI_DIAG_DMA_BUF_SZ, |
| 4843 | diag->fwping.dbuf_pa); |
| 4844 | /* Set up dma count */ |
| 4845 | fwping_req->count = cpu_to_be32(diag->fwping.count); |
| 4846 | /* Set up data pattern */ |
| 4847 | fwping_req->data = diag->fwping.data; |
| 4848 | |
| 4849 | /* build host command */ |
| 4850 | bfi_h2i_set(fwping_req->mh, BFI_MC_DIAG, BFI_DIAG_H2I_FWPING, |
| 4851 | bfa_ioc_portid(diag->ioc)); |
| 4852 | |
| 4853 | /* send mbox cmd */ |
| 4854 | bfa_ioc_mbox_queue(diag->ioc, &diag->fwping.mbcmd); |
| 4855 | } |
| 4856 | |
| 4857 | static void |
| 4858 | diag_fwping_comp(struct bfa_diag_s *diag, |
| 4859 | struct bfi_diag_fwping_rsp_s *diag_rsp) |
| 4860 | { |
| 4861 | u32 rsp_data = diag_rsp->data; |
| 4862 | u8 rsp_dma_status = diag_rsp->dma_status; |
| 4863 | |
| 4864 | bfa_trc(diag, rsp_data); |
| 4865 | bfa_trc(diag, rsp_dma_status); |
| 4866 | |
| 4867 | if (rsp_dma_status == BFA_STATUS_OK) { |
| 4868 | u32 i, pat; |
| 4869 | pat = (diag->fwping.count & 0x1) ? ~(diag->fwping.data) : |
| 4870 | diag->fwping.data; |
| 4871 | /* Check mbox data */ |
| 4872 | if (diag->fwping.data != rsp_data) { |
| 4873 | bfa_trc(diag, rsp_data); |
| 4874 | diag->fwping.result->dmastatus = |
| 4875 | BFA_STATUS_DATACORRUPTED; |
| 4876 | diag->fwping.status = BFA_STATUS_DATACORRUPTED; |
| 4877 | diag->fwping.cbfn(diag->fwping.cbarg, |
| 4878 | diag->fwping.status); |
| 4879 | diag->fwping.lock = 0; |
| 4880 | return; |
| 4881 | } |
| 4882 | /* Check dma pattern */ |
| 4883 | for (i = 0; i < (BFI_DIAG_DMA_BUF_SZ >> 2); i++) { |
| 4884 | if (*((u32 *)diag->fwping.dbuf_kva + i) != pat) { |
| 4885 | bfa_trc(diag, i); |
| 4886 | bfa_trc(diag, pat); |
| 4887 | bfa_trc(diag, |
| 4888 | *((u32 *)diag->fwping.dbuf_kva + i)); |
| 4889 | diag->fwping.result->dmastatus = |
| 4890 | BFA_STATUS_DATACORRUPTED; |
| 4891 | diag->fwping.status = BFA_STATUS_DATACORRUPTED; |
| 4892 | diag->fwping.cbfn(diag->fwping.cbarg, |
| 4893 | diag->fwping.status); |
| 4894 | diag->fwping.lock = 0; |
| 4895 | return; |
| 4896 | } |
| 4897 | } |
| 4898 | diag->fwping.result->dmastatus = BFA_STATUS_OK; |
| 4899 | diag->fwping.status = BFA_STATUS_OK; |
| 4900 | diag->fwping.cbfn(diag->fwping.cbarg, diag->fwping.status); |
| 4901 | diag->fwping.lock = 0; |
| 4902 | } else { |
| 4903 | diag->fwping.status = BFA_STATUS_HDMA_FAILED; |
| 4904 | diag->fwping.cbfn(diag->fwping.cbarg, diag->fwping.status); |
| 4905 | diag->fwping.lock = 0; |
| 4906 | } |
| 4907 | } |
| 4908 | |
| 4909 | /* |
| 4910 | * Temperature Sensor |
| 4911 | */ |
| 4912 | |
| 4913 | static void |
| 4914 | diag_tempsensor_send(struct bfa_diag_s *diag) |
| 4915 | { |
| 4916 | struct bfi_diag_ts_req_s *msg; |
| 4917 | |
| 4918 | msg = (struct bfi_diag_ts_req_s *)diag->tsensor.mbcmd.msg; |
| 4919 | bfa_trc(diag, msg->temp); |
| 4920 | /* build host command */ |
| 4921 | bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_TEMPSENSOR, |
| 4922 | bfa_ioc_portid(diag->ioc)); |
| 4923 | /* send mbox cmd */ |
| 4924 | bfa_ioc_mbox_queue(diag->ioc, &diag->tsensor.mbcmd); |
| 4925 | } |
| 4926 | |
| 4927 | static void |
| 4928 | diag_tempsensor_comp(struct bfa_diag_s *diag, bfi_diag_ts_rsp_t *rsp) |
| 4929 | { |
| 4930 | if (!diag->tsensor.lock) { |
| 4931 | /* receiving response after ioc failure */ |
| 4932 | bfa_trc(diag, diag->tsensor.lock); |
| 4933 | return; |
| 4934 | } |
| 4935 | |
| 4936 | /* |
| 4937 | * ASIC junction tempsensor is a reg read operation |
| 4938 | * it will always return OK |
| 4939 | */ |
| 4940 | diag->tsensor.temp->temp = be16_to_cpu(rsp->temp); |
| 4941 | diag->tsensor.temp->ts_junc = rsp->ts_junc; |
| 4942 | diag->tsensor.temp->ts_brd = rsp->ts_brd; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4943 | |
| 4944 | if (rsp->ts_brd) { |
Krishna Gudipati | 4a49b04 | 2012-09-21 17:27:01 -0700 | [diff] [blame] | 4945 | /* tsensor.temp->status is brd_temp status */ |
| 4946 | diag->tsensor.temp->status = rsp->status; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4947 | if (rsp->status == BFA_STATUS_OK) { |
| 4948 | diag->tsensor.temp->brd_temp = |
| 4949 | be16_to_cpu(rsp->brd_temp); |
Krishna Gudipati | 4a49b04 | 2012-09-21 17:27:01 -0700 | [diff] [blame] | 4950 | } else |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4951 | diag->tsensor.temp->brd_temp = 0; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4952 | } |
Krishna Gudipati | 4a49b04 | 2012-09-21 17:27:01 -0700 | [diff] [blame] | 4953 | |
| 4954 | bfa_trc(diag, rsp->status); |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4955 | bfa_trc(diag, rsp->ts_junc); |
| 4956 | bfa_trc(diag, rsp->temp); |
| 4957 | bfa_trc(diag, rsp->ts_brd); |
| 4958 | bfa_trc(diag, rsp->brd_temp); |
Krishna Gudipati | 4a49b04 | 2012-09-21 17:27:01 -0700 | [diff] [blame] | 4959 | |
| 4960 | /* tsensor status is always good bcos we always have junction temp */ |
| 4961 | diag->tsensor.status = BFA_STATUS_OK; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 4962 | diag->tsensor.cbfn(diag->tsensor.cbarg, diag->tsensor.status); |
| 4963 | diag->tsensor.lock = 0; |
| 4964 | } |
| 4965 | |
| 4966 | /* |
| 4967 | * LED Test command |
| 4968 | */ |
| 4969 | static void |
| 4970 | diag_ledtest_send(struct bfa_diag_s *diag, struct bfa_diag_ledtest_s *ledtest) |
| 4971 | { |
| 4972 | struct bfi_diag_ledtest_req_s *msg; |
| 4973 | |
| 4974 | msg = (struct bfi_diag_ledtest_req_s *)diag->ledtest.mbcmd.msg; |
| 4975 | /* build host command */ |
| 4976 | bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_LEDTEST, |
| 4977 | bfa_ioc_portid(diag->ioc)); |
| 4978 | |
| 4979 | /* |
| 4980 | * convert the freq from N blinks per 10 sec to |
| 4981 | * crossbow ontime value. We do it here because division is need |
| 4982 | */ |
| 4983 | if (ledtest->freq) |
| 4984 | ledtest->freq = 500 / ledtest->freq; |
| 4985 | |
| 4986 | if (ledtest->freq == 0) |
| 4987 | ledtest->freq = 1; |
| 4988 | |
| 4989 | bfa_trc(diag, ledtest->freq); |
| 4990 | /* mcpy(&ledtest_req->req, ledtest, sizeof(bfa_diag_ledtest_t)); */ |
| 4991 | msg->cmd = (u8) ledtest->cmd; |
| 4992 | msg->color = (u8) ledtest->color; |
| 4993 | msg->portid = bfa_ioc_portid(diag->ioc); |
| 4994 | msg->led = ledtest->led; |
| 4995 | msg->freq = cpu_to_be16(ledtest->freq); |
| 4996 | |
| 4997 | /* send mbox cmd */ |
| 4998 | bfa_ioc_mbox_queue(diag->ioc, &diag->ledtest.mbcmd); |
| 4999 | } |
| 5000 | |
| 5001 | static void |
Krishna Gudipati | 8919678 | 2012-03-13 17:38:56 -0700 | [diff] [blame] | 5002 | diag_ledtest_comp(struct bfa_diag_s *diag, struct bfi_diag_ledtest_rsp_s *msg) |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 5003 | { |
| 5004 | bfa_trc(diag, diag->ledtest.lock); |
| 5005 | diag->ledtest.lock = BFA_FALSE; |
| 5006 | /* no bfa_cb_queue is needed because driver is not waiting */ |
| 5007 | } |
| 5008 | |
| 5009 | /* |
| 5010 | * Port beaconing |
| 5011 | */ |
| 5012 | static void |
| 5013 | diag_portbeacon_send(struct bfa_diag_s *diag, bfa_boolean_t beacon, u32 sec) |
| 5014 | { |
| 5015 | struct bfi_diag_portbeacon_req_s *msg; |
| 5016 | |
| 5017 | msg = (struct bfi_diag_portbeacon_req_s *)diag->beacon.mbcmd.msg; |
| 5018 | /* build host command */ |
| 5019 | bfi_h2i_set(msg->mh, BFI_MC_DIAG, BFI_DIAG_H2I_PORTBEACON, |
| 5020 | bfa_ioc_portid(diag->ioc)); |
| 5021 | msg->beacon = beacon; |
| 5022 | msg->period = cpu_to_be32(sec); |
| 5023 | /* send mbox cmd */ |
| 5024 | bfa_ioc_mbox_queue(diag->ioc, &diag->beacon.mbcmd); |
| 5025 | } |
| 5026 | |
| 5027 | static void |
| 5028 | diag_portbeacon_comp(struct bfa_diag_s *diag) |
| 5029 | { |
| 5030 | bfa_trc(diag, diag->beacon.state); |
| 5031 | diag->beacon.state = BFA_FALSE; |
| 5032 | if (diag->cbfn_beacon) |
| 5033 | diag->cbfn_beacon(diag->dev, BFA_FALSE, diag->beacon.link_e2e); |
| 5034 | } |
| 5035 | |
| 5036 | /* |
| 5037 | * Diag hmbox handler |
| 5038 | */ |
| 5039 | void |
| 5040 | bfa_diag_intr(void *diagarg, struct bfi_mbmsg_s *msg) |
| 5041 | { |
| 5042 | struct bfa_diag_s *diag = diagarg; |
| 5043 | |
| 5044 | switch (msg->mh.msg_id) { |
| 5045 | case BFI_DIAG_I2H_PORTBEACON: |
| 5046 | diag_portbeacon_comp(diag); |
| 5047 | break; |
| 5048 | case BFI_DIAG_I2H_FWPING: |
| 5049 | diag_fwping_comp(diag, (struct bfi_diag_fwping_rsp_s *) msg); |
| 5050 | break; |
| 5051 | case BFI_DIAG_I2H_TEMPSENSOR: |
| 5052 | diag_tempsensor_comp(diag, (bfi_diag_ts_rsp_t *) msg); |
| 5053 | break; |
| 5054 | case BFI_DIAG_I2H_LEDTEST: |
| 5055 | diag_ledtest_comp(diag, (struct bfi_diag_ledtest_rsp_s *) msg); |
| 5056 | break; |
| 5057 | default: |
| 5058 | bfa_trc(diag, msg->mh.msg_id); |
| 5059 | WARN_ON(1); |
| 5060 | } |
| 5061 | } |
| 5062 | |
| 5063 | /* |
| 5064 | * Gen RAM Test |
| 5065 | * |
| 5066 | * @param[in] *diag - diag data struct |
| 5067 | * @param[in] *memtest - mem test params input from upper layer, |
| 5068 | * @param[in] pattern - mem test pattern |
| 5069 | * @param[in] *result - mem test result |
| 5070 | * @param[in] cbfn - mem test callback functioin |
| 5071 | * @param[in] cbarg - callback functioin arg |
| 5072 | * |
| 5073 | * @param[out] |
| 5074 | */ |
| 5075 | bfa_status_t |
| 5076 | bfa_diag_memtest(struct bfa_diag_s *diag, struct bfa_diag_memtest_s *memtest, |
| 5077 | u32 pattern, struct bfa_diag_memtest_result *result, |
| 5078 | bfa_cb_diag_t cbfn, void *cbarg) |
| 5079 | { |
Krishna Gudipati | bd5a026 | 2012-03-13 17:41:02 -0700 | [diff] [blame] | 5080 | u32 memtest_tov; |
| 5081 | |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 5082 | bfa_trc(diag, pattern); |
| 5083 | |
| 5084 | if (!bfa_ioc_adapter_is_disabled(diag->ioc)) |
| 5085 | return BFA_STATUS_ADAPTER_ENABLED; |
| 5086 | |
| 5087 | /* check to see if there is another destructive diag cmd running */ |
| 5088 | if (diag->block) { |
| 5089 | bfa_trc(diag, diag->block); |
| 5090 | return BFA_STATUS_DEVBUSY; |
| 5091 | } else |
| 5092 | diag->block = 1; |
| 5093 | |
| 5094 | diag->result = result; |
| 5095 | diag->cbfn = cbfn; |
| 5096 | diag->cbarg = cbarg; |
| 5097 | |
| 5098 | /* download memtest code and take LPU0 out of reset */ |
| 5099 | bfa_ioc_boot(diag->ioc, BFI_FWBOOT_TYPE_MEMTEST, BFI_FWBOOT_ENV_OS); |
| 5100 | |
Krishna Gudipati | bd5a026 | 2012-03-13 17:41:02 -0700 | [diff] [blame] | 5101 | memtest_tov = (bfa_ioc_asic_gen(diag->ioc) == BFI_ASIC_GEN_CT2) ? |
| 5102 | CT2_BFA_DIAG_MEMTEST_TOV : BFA_DIAG_MEMTEST_TOV; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 5103 | bfa_timer_begin(diag->ioc->timer_mod, &diag->timer, |
Krishna Gudipati | bd5a026 | 2012-03-13 17:41:02 -0700 | [diff] [blame] | 5104 | bfa_diag_memtest_done, diag, memtest_tov); |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 5105 | diag->timer_active = 1; |
| 5106 | return BFA_STATUS_OK; |
| 5107 | } |
| 5108 | |
| 5109 | /* |
| 5110 | * DIAG firmware ping command |
| 5111 | * |
| 5112 | * @param[in] *diag - diag data struct |
| 5113 | * @param[in] cnt - dma loop count for testing PCIE |
| 5114 | * @param[in] data - data pattern to pass in fw |
| 5115 | * @param[in] *result - pt to bfa_diag_fwping_result_t data struct |
| 5116 | * @param[in] cbfn - callback function |
| 5117 | * @param[in] *cbarg - callback functioin arg |
| 5118 | * |
| 5119 | * @param[out] |
| 5120 | */ |
| 5121 | bfa_status_t |
| 5122 | bfa_diag_fwping(struct bfa_diag_s *diag, u32 cnt, u32 data, |
| 5123 | struct bfa_diag_results_fwping *result, bfa_cb_diag_t cbfn, |
| 5124 | void *cbarg) |
| 5125 | { |
| 5126 | bfa_trc(diag, cnt); |
| 5127 | bfa_trc(diag, data); |
| 5128 | |
| 5129 | if (!bfa_ioc_is_operational(diag->ioc)) |
| 5130 | return BFA_STATUS_IOC_NON_OP; |
| 5131 | |
| 5132 | if (bfa_asic_id_ct2(bfa_ioc_devid((diag->ioc))) && |
| 5133 | ((diag->ioc)->clscode == BFI_PCIFN_CLASS_ETH)) |
| 5134 | return BFA_STATUS_CMD_NOTSUPP; |
| 5135 | |
| 5136 | /* check to see if there is another destructive diag cmd running */ |
| 5137 | if (diag->block || diag->fwping.lock) { |
| 5138 | bfa_trc(diag, diag->block); |
| 5139 | bfa_trc(diag, diag->fwping.lock); |
| 5140 | return BFA_STATUS_DEVBUSY; |
| 5141 | } |
| 5142 | |
| 5143 | /* Initialization */ |
| 5144 | diag->fwping.lock = 1; |
| 5145 | diag->fwping.cbfn = cbfn; |
| 5146 | diag->fwping.cbarg = cbarg; |
| 5147 | diag->fwping.result = result; |
| 5148 | diag->fwping.data = data; |
| 5149 | diag->fwping.count = cnt; |
| 5150 | |
| 5151 | /* Init test results */ |
| 5152 | diag->fwping.result->data = 0; |
| 5153 | diag->fwping.result->status = BFA_STATUS_OK; |
| 5154 | |
| 5155 | /* kick off the first ping */ |
| 5156 | diag_fwping_send(diag); |
| 5157 | return BFA_STATUS_OK; |
| 5158 | } |
| 5159 | |
| 5160 | /* |
| 5161 | * Read Temperature Sensor |
| 5162 | * |
| 5163 | * @param[in] *diag - diag data struct |
| 5164 | * @param[in] *result - pt to bfa_diag_temp_t data struct |
| 5165 | * @param[in] cbfn - callback function |
| 5166 | * @param[in] *cbarg - callback functioin arg |
| 5167 | * |
| 5168 | * @param[out] |
| 5169 | */ |
| 5170 | bfa_status_t |
| 5171 | bfa_diag_tsensor_query(struct bfa_diag_s *diag, |
| 5172 | struct bfa_diag_results_tempsensor_s *result, |
| 5173 | bfa_cb_diag_t cbfn, void *cbarg) |
| 5174 | { |
| 5175 | /* check to see if there is a destructive diag cmd running */ |
| 5176 | if (diag->block || diag->tsensor.lock) { |
| 5177 | bfa_trc(diag, diag->block); |
| 5178 | bfa_trc(diag, diag->tsensor.lock); |
| 5179 | return BFA_STATUS_DEVBUSY; |
| 5180 | } |
| 5181 | |
| 5182 | if (!bfa_ioc_is_operational(diag->ioc)) |
| 5183 | return BFA_STATUS_IOC_NON_OP; |
| 5184 | |
| 5185 | /* Init diag mod params */ |
| 5186 | diag->tsensor.lock = 1; |
| 5187 | diag->tsensor.temp = result; |
| 5188 | diag->tsensor.cbfn = cbfn; |
| 5189 | diag->tsensor.cbarg = cbarg; |
Krishna Gudipati | 4a49b04 | 2012-09-21 17:27:01 -0700 | [diff] [blame] | 5190 | diag->tsensor.status = BFA_STATUS_OK; |
Krishna Gudipati | 3d7fc66 | 2011-06-24 20:28:17 -0700 | [diff] [blame] | 5191 | |
| 5192 | /* Send msg to fw */ |
| 5193 | diag_tempsensor_send(diag); |
| 5194 | |
| 5195 | return BFA_STATUS_OK; |
| 5196 | } |
| 5197 | |
| 5198 | /* |
| 5199 | * LED Test command |
| 5200 | * |
| 5201 | * @param[in] *diag - diag data struct |
| 5202 | * @param[in] *ledtest - pt to ledtest data structure |
| 5203 | * |
| 5204 | * @param[out] |
| 5205 | */ |
| 5206 | bfa_status_t |
| 5207 | bfa_diag_ledtest(struct bfa_diag_s *diag, struct bfa_diag_ledtest_s *ledtest) |
| 5208 | { |
| 5209 | bfa_trc(diag, ledtest->cmd); |
| 5210 | |
| 5211 | if (!bfa_ioc_is_operational(diag->ioc)) |
| 5212 | return BFA_STATUS_IOC_NON_OP; |
| 5213 | |
| 5214 | if (diag->beacon.state) |
| 5215 | return BFA_STATUS_BEACON_ON; |
| 5216 | |
| 5217 | if (diag->ledtest.lock) |
| 5218 | return BFA_STATUS_LEDTEST_OP; |
| 5219 | |
| 5220 | /* Send msg to fw */ |
| 5221 | diag->ledtest.lock = BFA_TRUE; |
| 5222 | diag_ledtest_send(diag, ledtest); |
| 5223 | |
| 5224 | return BFA_STATUS_OK; |
| 5225 | } |
| 5226 | |
| 5227 | /* |
| 5228 | * Port beaconing command |
| 5229 | * |
| 5230 | * @param[in] *diag - diag data struct |
| 5231 | * @param[in] beacon - port beaconing 1:ON 0:OFF |
| 5232 | * @param[in] link_e2e_beacon - link beaconing 1:ON 0:OFF |
| 5233 | * @param[in] sec - beaconing duration in seconds |
| 5234 | * |
| 5235 | * @param[out] |
| 5236 | */ |
| 5237 | bfa_status_t |
| 5238 | bfa_diag_beacon_port(struct bfa_diag_s *diag, bfa_boolean_t beacon, |
| 5239 | bfa_boolean_t link_e2e_beacon, uint32_t sec) |
| 5240 | { |
| 5241 | bfa_trc(diag, beacon); |
| 5242 | bfa_trc(diag, link_e2e_beacon); |
| 5243 | bfa_trc(diag, sec); |
| 5244 | |
| 5245 | if (!bfa_ioc_is_operational(diag->ioc)) |
| 5246 | return BFA_STATUS_IOC_NON_OP; |
| 5247 | |
| 5248 | if (diag->ledtest.lock) |
| 5249 | return BFA_STATUS_LEDTEST_OP; |
| 5250 | |
| 5251 | if (diag->beacon.state && beacon) /* beacon alread on */ |
| 5252 | return BFA_STATUS_BEACON_ON; |
| 5253 | |
| 5254 | diag->beacon.state = beacon; |
| 5255 | diag->beacon.link_e2e = link_e2e_beacon; |
| 5256 | if (diag->cbfn_beacon) |
| 5257 | diag->cbfn_beacon(diag->dev, beacon, link_e2e_beacon); |
| 5258 | |
| 5259 | /* Send msg to fw */ |
| 5260 | diag_portbeacon_send(diag, beacon, sec); |
| 5261 | |
| 5262 | return BFA_STATUS_OK; |
| 5263 | } |
| 5264 | |
| 5265 | /* |
| 5266 | * Return DMA memory needed by diag module. |
| 5267 | */ |
| 5268 | u32 |
| 5269 | bfa_diag_meminfo(void) |
| 5270 | { |
| 5271 | return BFA_ROUNDUP(BFI_DIAG_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 5272 | } |
| 5273 | |
| 5274 | /* |
| 5275 | * Attach virtual and physical memory for Diag. |
| 5276 | */ |
| 5277 | void |
| 5278 | bfa_diag_attach(struct bfa_diag_s *diag, struct bfa_ioc_s *ioc, void *dev, |
| 5279 | bfa_cb_diag_beacon_t cbfn_beacon, struct bfa_trc_mod_s *trcmod) |
| 5280 | { |
| 5281 | diag->dev = dev; |
| 5282 | diag->ioc = ioc; |
| 5283 | diag->trcmod = trcmod; |
| 5284 | |
| 5285 | diag->block = 0; |
| 5286 | diag->cbfn = NULL; |
| 5287 | diag->cbarg = NULL; |
| 5288 | diag->result = NULL; |
| 5289 | diag->cbfn_beacon = cbfn_beacon; |
| 5290 | |
| 5291 | bfa_ioc_mbox_regisr(diag->ioc, BFI_MC_DIAG, bfa_diag_intr, diag); |
| 5292 | bfa_q_qe_init(&diag->ioc_notify); |
| 5293 | bfa_ioc_notify_init(&diag->ioc_notify, bfa_diag_notify, diag); |
| 5294 | list_add_tail(&diag->ioc_notify.qe, &diag->ioc->notify_q); |
| 5295 | } |
| 5296 | |
| 5297 | void |
| 5298 | bfa_diag_memclaim(struct bfa_diag_s *diag, u8 *dm_kva, u64 dm_pa) |
| 5299 | { |
| 5300 | diag->fwping.dbuf_kva = dm_kva; |
| 5301 | diag->fwping.dbuf_pa = dm_pa; |
| 5302 | memset(diag->fwping.dbuf_kva, 0, BFI_DIAG_DMA_BUF_SZ); |
| 5303 | } |
Krishna Gudipati | 3350d98 | 2011-06-24 20:28:37 -0700 | [diff] [blame] | 5304 | |
| 5305 | /* |
| 5306 | * PHY module specific |
| 5307 | */ |
| 5308 | #define BFA_PHY_DMA_BUF_SZ 0x02000 /* 8k dma buffer */ |
| 5309 | #define BFA_PHY_LOCK_STATUS 0x018878 /* phy semaphore status reg */ |
| 5310 | |
| 5311 | static void |
| 5312 | bfa_phy_ntoh32(u32 *obuf, u32 *ibuf, int sz) |
| 5313 | { |
| 5314 | int i, m = sz >> 2; |
| 5315 | |
| 5316 | for (i = 0; i < m; i++) |
| 5317 | obuf[i] = be32_to_cpu(ibuf[i]); |
| 5318 | } |
| 5319 | |
| 5320 | static bfa_boolean_t |
| 5321 | bfa_phy_present(struct bfa_phy_s *phy) |
| 5322 | { |
| 5323 | return (phy->ioc->attr->card_type == BFA_MFG_TYPE_LIGHTNING); |
| 5324 | } |
| 5325 | |
| 5326 | static void |
| 5327 | bfa_phy_notify(void *cbarg, enum bfa_ioc_event_e event) |
| 5328 | { |
| 5329 | struct bfa_phy_s *phy = cbarg; |
| 5330 | |
| 5331 | bfa_trc(phy, event); |
| 5332 | |
| 5333 | switch (event) { |
| 5334 | case BFA_IOC_E_DISABLED: |
| 5335 | case BFA_IOC_E_FAILED: |
| 5336 | if (phy->op_busy) { |
| 5337 | phy->status = BFA_STATUS_IOC_FAILURE; |
| 5338 | phy->cbfn(phy->cbarg, phy->status); |
| 5339 | phy->op_busy = 0; |
| 5340 | } |
| 5341 | break; |
| 5342 | |
| 5343 | default: |
| 5344 | break; |
| 5345 | } |
| 5346 | } |
| 5347 | |
| 5348 | /* |
| 5349 | * Send phy attribute query request. |
| 5350 | * |
| 5351 | * @param[in] cbarg - callback argument |
| 5352 | */ |
| 5353 | static void |
| 5354 | bfa_phy_query_send(void *cbarg) |
| 5355 | { |
| 5356 | struct bfa_phy_s *phy = cbarg; |
| 5357 | struct bfi_phy_query_req_s *msg = |
| 5358 | (struct bfi_phy_query_req_s *) phy->mb.msg; |
| 5359 | |
| 5360 | msg->instance = phy->instance; |
| 5361 | bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_QUERY_REQ, |
| 5362 | bfa_ioc_portid(phy->ioc)); |
| 5363 | bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_attr_s), phy->dbuf_pa); |
| 5364 | bfa_ioc_mbox_queue(phy->ioc, &phy->mb); |
| 5365 | } |
| 5366 | |
| 5367 | /* |
| 5368 | * Send phy write request. |
| 5369 | * |
| 5370 | * @param[in] cbarg - callback argument |
| 5371 | */ |
| 5372 | static void |
| 5373 | bfa_phy_write_send(void *cbarg) |
| 5374 | { |
| 5375 | struct bfa_phy_s *phy = cbarg; |
| 5376 | struct bfi_phy_write_req_s *msg = |
| 5377 | (struct bfi_phy_write_req_s *) phy->mb.msg; |
| 5378 | u32 len; |
| 5379 | u16 *buf, *dbuf; |
| 5380 | int i, sz; |
| 5381 | |
| 5382 | msg->instance = phy->instance; |
| 5383 | msg->offset = cpu_to_be32(phy->addr_off + phy->offset); |
| 5384 | len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ? |
| 5385 | phy->residue : BFA_PHY_DMA_BUF_SZ; |
| 5386 | msg->length = cpu_to_be32(len); |
| 5387 | |
| 5388 | /* indicate if it's the last msg of the whole write operation */ |
| 5389 | msg->last = (len == phy->residue) ? 1 : 0; |
| 5390 | |
| 5391 | bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_WRITE_REQ, |
| 5392 | bfa_ioc_portid(phy->ioc)); |
| 5393 | bfa_alen_set(&msg->alen, len, phy->dbuf_pa); |
| 5394 | |
| 5395 | buf = (u16 *) (phy->ubuf + phy->offset); |
| 5396 | dbuf = (u16 *)phy->dbuf_kva; |
| 5397 | sz = len >> 1; |
| 5398 | for (i = 0; i < sz; i++) |
| 5399 | buf[i] = cpu_to_be16(dbuf[i]); |
| 5400 | |
| 5401 | bfa_ioc_mbox_queue(phy->ioc, &phy->mb); |
| 5402 | |
| 5403 | phy->residue -= len; |
| 5404 | phy->offset += len; |
| 5405 | } |
| 5406 | |
| 5407 | /* |
| 5408 | * Send phy read request. |
| 5409 | * |
| 5410 | * @param[in] cbarg - callback argument |
| 5411 | */ |
| 5412 | static void |
| 5413 | bfa_phy_read_send(void *cbarg) |
| 5414 | { |
| 5415 | struct bfa_phy_s *phy = cbarg; |
| 5416 | struct bfi_phy_read_req_s *msg = |
| 5417 | (struct bfi_phy_read_req_s *) phy->mb.msg; |
| 5418 | u32 len; |
| 5419 | |
| 5420 | msg->instance = phy->instance; |
| 5421 | msg->offset = cpu_to_be32(phy->addr_off + phy->offset); |
| 5422 | len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ? |
| 5423 | phy->residue : BFA_PHY_DMA_BUF_SZ; |
| 5424 | msg->length = cpu_to_be32(len); |
| 5425 | bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_READ_REQ, |
| 5426 | bfa_ioc_portid(phy->ioc)); |
| 5427 | bfa_alen_set(&msg->alen, len, phy->dbuf_pa); |
| 5428 | bfa_ioc_mbox_queue(phy->ioc, &phy->mb); |
| 5429 | } |
| 5430 | |
| 5431 | /* |
| 5432 | * Send phy stats request. |
| 5433 | * |
| 5434 | * @param[in] cbarg - callback argument |
| 5435 | */ |
| 5436 | static void |
| 5437 | bfa_phy_stats_send(void *cbarg) |
| 5438 | { |
| 5439 | struct bfa_phy_s *phy = cbarg; |
| 5440 | struct bfi_phy_stats_req_s *msg = |
| 5441 | (struct bfi_phy_stats_req_s *) phy->mb.msg; |
| 5442 | |
| 5443 | msg->instance = phy->instance; |
| 5444 | bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_STATS_REQ, |
| 5445 | bfa_ioc_portid(phy->ioc)); |
| 5446 | bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_stats_s), phy->dbuf_pa); |
| 5447 | bfa_ioc_mbox_queue(phy->ioc, &phy->mb); |
| 5448 | } |
| 5449 | |
| 5450 | /* |
| 5451 | * Flash memory info API. |
| 5452 | * |
| 5453 | * @param[in] mincfg - minimal cfg variable |
| 5454 | */ |
| 5455 | u32 |
| 5456 | bfa_phy_meminfo(bfa_boolean_t mincfg) |
| 5457 | { |
| 5458 | /* min driver doesn't need phy */ |
| 5459 | if (mincfg) |
| 5460 | return 0; |
| 5461 | |
| 5462 | return BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 5463 | } |
| 5464 | |
| 5465 | /* |
| 5466 | * Flash attach API. |
| 5467 | * |
| 5468 | * @param[in] phy - phy structure |
| 5469 | * @param[in] ioc - ioc structure |
| 5470 | * @param[in] dev - device structure |
| 5471 | * @param[in] trcmod - trace module |
| 5472 | * @param[in] logmod - log module |
| 5473 | */ |
| 5474 | void |
| 5475 | bfa_phy_attach(struct bfa_phy_s *phy, struct bfa_ioc_s *ioc, void *dev, |
| 5476 | struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg) |
| 5477 | { |
| 5478 | phy->ioc = ioc; |
| 5479 | phy->trcmod = trcmod; |
| 5480 | phy->cbfn = NULL; |
| 5481 | phy->cbarg = NULL; |
| 5482 | phy->op_busy = 0; |
| 5483 | |
| 5484 | bfa_ioc_mbox_regisr(phy->ioc, BFI_MC_PHY, bfa_phy_intr, phy); |
| 5485 | bfa_q_qe_init(&phy->ioc_notify); |
| 5486 | bfa_ioc_notify_init(&phy->ioc_notify, bfa_phy_notify, phy); |
| 5487 | list_add_tail(&phy->ioc_notify.qe, &phy->ioc->notify_q); |
| 5488 | |
| 5489 | /* min driver doesn't need phy */ |
| 5490 | if (mincfg) { |
| 5491 | phy->dbuf_kva = NULL; |
| 5492 | phy->dbuf_pa = 0; |
| 5493 | } |
| 5494 | } |
| 5495 | |
| 5496 | /* |
| 5497 | * Claim memory for phy |
| 5498 | * |
| 5499 | * @param[in] phy - phy structure |
| 5500 | * @param[in] dm_kva - pointer to virtual memory address |
| 5501 | * @param[in] dm_pa - physical memory address |
| 5502 | * @param[in] mincfg - minimal cfg variable |
| 5503 | */ |
| 5504 | void |
| 5505 | bfa_phy_memclaim(struct bfa_phy_s *phy, u8 *dm_kva, u64 dm_pa, |
| 5506 | bfa_boolean_t mincfg) |
| 5507 | { |
| 5508 | if (mincfg) |
| 5509 | return; |
| 5510 | |
| 5511 | phy->dbuf_kva = dm_kva; |
| 5512 | phy->dbuf_pa = dm_pa; |
| 5513 | memset(phy->dbuf_kva, 0, BFA_PHY_DMA_BUF_SZ); |
| 5514 | dm_kva += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 5515 | dm_pa += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 5516 | } |
| 5517 | |
| 5518 | bfa_boolean_t |
| 5519 | bfa_phy_busy(struct bfa_ioc_s *ioc) |
| 5520 | { |
| 5521 | void __iomem *rb; |
| 5522 | |
| 5523 | rb = bfa_ioc_bar0(ioc); |
| 5524 | return readl(rb + BFA_PHY_LOCK_STATUS); |
| 5525 | } |
| 5526 | |
| 5527 | /* |
| 5528 | * Get phy attribute. |
| 5529 | * |
| 5530 | * @param[in] phy - phy structure |
| 5531 | * @param[in] attr - phy attribute structure |
| 5532 | * @param[in] cbfn - callback function |
| 5533 | * @param[in] cbarg - callback argument |
| 5534 | * |
| 5535 | * Return status. |
| 5536 | */ |
| 5537 | bfa_status_t |
| 5538 | bfa_phy_get_attr(struct bfa_phy_s *phy, u8 instance, |
| 5539 | struct bfa_phy_attr_s *attr, bfa_cb_phy_t cbfn, void *cbarg) |
| 5540 | { |
| 5541 | bfa_trc(phy, BFI_PHY_H2I_QUERY_REQ); |
| 5542 | bfa_trc(phy, instance); |
| 5543 | |
| 5544 | if (!bfa_phy_present(phy)) |
| 5545 | return BFA_STATUS_PHY_NOT_PRESENT; |
| 5546 | |
| 5547 | if (!bfa_ioc_is_operational(phy->ioc)) |
| 5548 | return BFA_STATUS_IOC_NON_OP; |
| 5549 | |
| 5550 | if (phy->op_busy || bfa_phy_busy(phy->ioc)) { |
| 5551 | bfa_trc(phy, phy->op_busy); |
| 5552 | return BFA_STATUS_DEVBUSY; |
| 5553 | } |
| 5554 | |
| 5555 | phy->op_busy = 1; |
| 5556 | phy->cbfn = cbfn; |
| 5557 | phy->cbarg = cbarg; |
| 5558 | phy->instance = instance; |
| 5559 | phy->ubuf = (uint8_t *) attr; |
| 5560 | bfa_phy_query_send(phy); |
| 5561 | |
| 5562 | return BFA_STATUS_OK; |
| 5563 | } |
| 5564 | |
| 5565 | /* |
| 5566 | * Get phy stats. |
| 5567 | * |
| 5568 | * @param[in] phy - phy structure |
| 5569 | * @param[in] instance - phy image instance |
| 5570 | * @param[in] stats - pointer to phy stats |
| 5571 | * @param[in] cbfn - callback function |
| 5572 | * @param[in] cbarg - callback argument |
| 5573 | * |
| 5574 | * Return status. |
| 5575 | */ |
| 5576 | bfa_status_t |
| 5577 | bfa_phy_get_stats(struct bfa_phy_s *phy, u8 instance, |
| 5578 | struct bfa_phy_stats_s *stats, |
| 5579 | bfa_cb_phy_t cbfn, void *cbarg) |
| 5580 | { |
| 5581 | bfa_trc(phy, BFI_PHY_H2I_STATS_REQ); |
| 5582 | bfa_trc(phy, instance); |
| 5583 | |
| 5584 | if (!bfa_phy_present(phy)) |
| 5585 | return BFA_STATUS_PHY_NOT_PRESENT; |
| 5586 | |
| 5587 | if (!bfa_ioc_is_operational(phy->ioc)) |
| 5588 | return BFA_STATUS_IOC_NON_OP; |
| 5589 | |
| 5590 | if (phy->op_busy || bfa_phy_busy(phy->ioc)) { |
| 5591 | bfa_trc(phy, phy->op_busy); |
| 5592 | return BFA_STATUS_DEVBUSY; |
| 5593 | } |
| 5594 | |
| 5595 | phy->op_busy = 1; |
| 5596 | phy->cbfn = cbfn; |
| 5597 | phy->cbarg = cbarg; |
| 5598 | phy->instance = instance; |
| 5599 | phy->ubuf = (u8 *) stats; |
| 5600 | bfa_phy_stats_send(phy); |
| 5601 | |
| 5602 | return BFA_STATUS_OK; |
| 5603 | } |
| 5604 | |
| 5605 | /* |
| 5606 | * Update phy image. |
| 5607 | * |
| 5608 | * @param[in] phy - phy structure |
| 5609 | * @param[in] instance - phy image instance |
| 5610 | * @param[in] buf - update data buffer |
| 5611 | * @param[in] len - data buffer length |
| 5612 | * @param[in] offset - offset relative to starting address |
| 5613 | * @param[in] cbfn - callback function |
| 5614 | * @param[in] cbarg - callback argument |
| 5615 | * |
| 5616 | * Return status. |
| 5617 | */ |
| 5618 | bfa_status_t |
| 5619 | bfa_phy_update(struct bfa_phy_s *phy, u8 instance, |
| 5620 | void *buf, u32 len, u32 offset, |
| 5621 | bfa_cb_phy_t cbfn, void *cbarg) |
| 5622 | { |
| 5623 | bfa_trc(phy, BFI_PHY_H2I_WRITE_REQ); |
| 5624 | bfa_trc(phy, instance); |
| 5625 | bfa_trc(phy, len); |
| 5626 | bfa_trc(phy, offset); |
| 5627 | |
| 5628 | if (!bfa_phy_present(phy)) |
| 5629 | return BFA_STATUS_PHY_NOT_PRESENT; |
| 5630 | |
| 5631 | if (!bfa_ioc_is_operational(phy->ioc)) |
| 5632 | return BFA_STATUS_IOC_NON_OP; |
| 5633 | |
| 5634 | /* 'len' must be in word (4-byte) boundary */ |
| 5635 | if (!len || (len & 0x03)) |
| 5636 | return BFA_STATUS_FAILED; |
| 5637 | |
| 5638 | if (phy->op_busy || bfa_phy_busy(phy->ioc)) { |
| 5639 | bfa_trc(phy, phy->op_busy); |
| 5640 | return BFA_STATUS_DEVBUSY; |
| 5641 | } |
| 5642 | |
| 5643 | phy->op_busy = 1; |
| 5644 | phy->cbfn = cbfn; |
| 5645 | phy->cbarg = cbarg; |
| 5646 | phy->instance = instance; |
| 5647 | phy->residue = len; |
| 5648 | phy->offset = 0; |
| 5649 | phy->addr_off = offset; |
| 5650 | phy->ubuf = buf; |
| 5651 | |
| 5652 | bfa_phy_write_send(phy); |
| 5653 | return BFA_STATUS_OK; |
| 5654 | } |
| 5655 | |
| 5656 | /* |
| 5657 | * Read phy image. |
| 5658 | * |
| 5659 | * @param[in] phy - phy structure |
| 5660 | * @param[in] instance - phy image instance |
| 5661 | * @param[in] buf - read data buffer |
| 5662 | * @param[in] len - data buffer length |
| 5663 | * @param[in] offset - offset relative to starting address |
| 5664 | * @param[in] cbfn - callback function |
| 5665 | * @param[in] cbarg - callback argument |
| 5666 | * |
| 5667 | * Return status. |
| 5668 | */ |
| 5669 | bfa_status_t |
| 5670 | bfa_phy_read(struct bfa_phy_s *phy, u8 instance, |
| 5671 | void *buf, u32 len, u32 offset, |
| 5672 | bfa_cb_phy_t cbfn, void *cbarg) |
| 5673 | { |
| 5674 | bfa_trc(phy, BFI_PHY_H2I_READ_REQ); |
| 5675 | bfa_trc(phy, instance); |
| 5676 | bfa_trc(phy, len); |
| 5677 | bfa_trc(phy, offset); |
| 5678 | |
| 5679 | if (!bfa_phy_present(phy)) |
| 5680 | return BFA_STATUS_PHY_NOT_PRESENT; |
| 5681 | |
| 5682 | if (!bfa_ioc_is_operational(phy->ioc)) |
| 5683 | return BFA_STATUS_IOC_NON_OP; |
| 5684 | |
| 5685 | /* 'len' must be in word (4-byte) boundary */ |
| 5686 | if (!len || (len & 0x03)) |
| 5687 | return BFA_STATUS_FAILED; |
| 5688 | |
| 5689 | if (phy->op_busy || bfa_phy_busy(phy->ioc)) { |
| 5690 | bfa_trc(phy, phy->op_busy); |
| 5691 | return BFA_STATUS_DEVBUSY; |
| 5692 | } |
| 5693 | |
| 5694 | phy->op_busy = 1; |
| 5695 | phy->cbfn = cbfn; |
| 5696 | phy->cbarg = cbarg; |
| 5697 | phy->instance = instance; |
| 5698 | phy->residue = len; |
| 5699 | phy->offset = 0; |
| 5700 | phy->addr_off = offset; |
| 5701 | phy->ubuf = buf; |
| 5702 | bfa_phy_read_send(phy); |
| 5703 | |
| 5704 | return BFA_STATUS_OK; |
| 5705 | } |
| 5706 | |
| 5707 | /* |
| 5708 | * Process phy response messages upon receiving interrupts. |
| 5709 | * |
| 5710 | * @param[in] phyarg - phy structure |
| 5711 | * @param[in] msg - message structure |
| 5712 | */ |
| 5713 | void |
| 5714 | bfa_phy_intr(void *phyarg, struct bfi_mbmsg_s *msg) |
| 5715 | { |
| 5716 | struct bfa_phy_s *phy = phyarg; |
| 5717 | u32 status; |
| 5718 | |
| 5719 | union { |
| 5720 | struct bfi_phy_query_rsp_s *query; |
| 5721 | struct bfi_phy_stats_rsp_s *stats; |
| 5722 | struct bfi_phy_write_rsp_s *write; |
| 5723 | struct bfi_phy_read_rsp_s *read; |
| 5724 | struct bfi_mbmsg_s *msg; |
| 5725 | } m; |
| 5726 | |
| 5727 | m.msg = msg; |
| 5728 | bfa_trc(phy, msg->mh.msg_id); |
| 5729 | |
| 5730 | if (!phy->op_busy) { |
| 5731 | /* receiving response after ioc failure */ |
| 5732 | bfa_trc(phy, 0x9999); |
| 5733 | return; |
| 5734 | } |
| 5735 | |
| 5736 | switch (msg->mh.msg_id) { |
| 5737 | case BFI_PHY_I2H_QUERY_RSP: |
| 5738 | status = be32_to_cpu(m.query->status); |
| 5739 | bfa_trc(phy, status); |
| 5740 | |
| 5741 | if (status == BFA_STATUS_OK) { |
| 5742 | struct bfa_phy_attr_s *attr = |
| 5743 | (struct bfa_phy_attr_s *) phy->ubuf; |
| 5744 | bfa_phy_ntoh32((u32 *)attr, (u32 *)phy->dbuf_kva, |
| 5745 | sizeof(struct bfa_phy_attr_s)); |
| 5746 | bfa_trc(phy, attr->status); |
| 5747 | bfa_trc(phy, attr->length); |
| 5748 | } |
| 5749 | |
| 5750 | phy->status = status; |
| 5751 | phy->op_busy = 0; |
| 5752 | if (phy->cbfn) |
| 5753 | phy->cbfn(phy->cbarg, phy->status); |
| 5754 | break; |
| 5755 | case BFI_PHY_I2H_STATS_RSP: |
| 5756 | status = be32_to_cpu(m.stats->status); |
| 5757 | bfa_trc(phy, status); |
| 5758 | |
| 5759 | if (status == BFA_STATUS_OK) { |
| 5760 | struct bfa_phy_stats_s *stats = |
| 5761 | (struct bfa_phy_stats_s *) phy->ubuf; |
| 5762 | bfa_phy_ntoh32((u32 *)stats, (u32 *)phy->dbuf_kva, |
| 5763 | sizeof(struct bfa_phy_stats_s)); |
| 5764 | bfa_trc(phy, stats->status); |
| 5765 | } |
| 5766 | |
| 5767 | phy->status = status; |
| 5768 | phy->op_busy = 0; |
| 5769 | if (phy->cbfn) |
| 5770 | phy->cbfn(phy->cbarg, phy->status); |
| 5771 | break; |
| 5772 | case BFI_PHY_I2H_WRITE_RSP: |
| 5773 | status = be32_to_cpu(m.write->status); |
| 5774 | bfa_trc(phy, status); |
| 5775 | |
| 5776 | if (status != BFA_STATUS_OK || phy->residue == 0) { |
| 5777 | phy->status = status; |
| 5778 | phy->op_busy = 0; |
| 5779 | if (phy->cbfn) |
| 5780 | phy->cbfn(phy->cbarg, phy->status); |
| 5781 | } else { |
| 5782 | bfa_trc(phy, phy->offset); |
| 5783 | bfa_phy_write_send(phy); |
| 5784 | } |
| 5785 | break; |
| 5786 | case BFI_PHY_I2H_READ_RSP: |
| 5787 | status = be32_to_cpu(m.read->status); |
| 5788 | bfa_trc(phy, status); |
| 5789 | |
| 5790 | if (status != BFA_STATUS_OK) { |
| 5791 | phy->status = status; |
| 5792 | phy->op_busy = 0; |
| 5793 | if (phy->cbfn) |
| 5794 | phy->cbfn(phy->cbarg, phy->status); |
| 5795 | } else { |
| 5796 | u32 len = be32_to_cpu(m.read->length); |
| 5797 | u16 *buf = (u16 *)(phy->ubuf + phy->offset); |
| 5798 | u16 *dbuf = (u16 *)phy->dbuf_kva; |
| 5799 | int i, sz = len >> 1; |
| 5800 | |
| 5801 | bfa_trc(phy, phy->offset); |
| 5802 | bfa_trc(phy, len); |
| 5803 | |
| 5804 | for (i = 0; i < sz; i++) |
| 5805 | buf[i] = be16_to_cpu(dbuf[i]); |
| 5806 | |
| 5807 | phy->residue -= len; |
| 5808 | phy->offset += len; |
| 5809 | |
| 5810 | if (phy->residue == 0) { |
| 5811 | phy->status = status; |
| 5812 | phy->op_busy = 0; |
| 5813 | if (phy->cbfn) |
| 5814 | phy->cbfn(phy->cbarg, phy->status); |
| 5815 | } else |
| 5816 | bfa_phy_read_send(phy); |
| 5817 | } |
| 5818 | break; |
| 5819 | default: |
| 5820 | WARN_ON(1); |
| 5821 | } |
| 5822 | } |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5823 | |
| 5824 | /* |
| 5825 | * DCONF module specific |
| 5826 | */ |
| 5827 | |
| 5828 | BFA_MODULE(dconf); |
| 5829 | |
| 5830 | /* |
| 5831 | * DCONF state machine events |
| 5832 | */ |
| 5833 | enum bfa_dconf_event { |
| 5834 | BFA_DCONF_SM_INIT = 1, /* dconf Init */ |
| 5835 | BFA_DCONF_SM_FLASH_COMP = 2, /* read/write to flash */ |
| 5836 | BFA_DCONF_SM_WR = 3, /* binding change, map */ |
| 5837 | BFA_DCONF_SM_TIMEOUT = 4, /* Start timer */ |
| 5838 | BFA_DCONF_SM_EXIT = 5, /* exit dconf module */ |
| 5839 | BFA_DCONF_SM_IOCDISABLE = 6, /* IOC disable event */ |
| 5840 | }; |
| 5841 | |
| 5842 | /* forward declaration of DCONF state machine */ |
| 5843 | static void bfa_dconf_sm_uninit(struct bfa_dconf_mod_s *dconf, |
| 5844 | enum bfa_dconf_event event); |
| 5845 | static void bfa_dconf_sm_flash_read(struct bfa_dconf_mod_s *dconf, |
| 5846 | enum bfa_dconf_event event); |
| 5847 | static void bfa_dconf_sm_ready(struct bfa_dconf_mod_s *dconf, |
| 5848 | enum bfa_dconf_event event); |
| 5849 | static void bfa_dconf_sm_dirty(struct bfa_dconf_mod_s *dconf, |
| 5850 | enum bfa_dconf_event event); |
| 5851 | static void bfa_dconf_sm_sync(struct bfa_dconf_mod_s *dconf, |
| 5852 | enum bfa_dconf_event event); |
| 5853 | static void bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf, |
| 5854 | enum bfa_dconf_event event); |
| 5855 | static void bfa_dconf_sm_iocdown_dirty(struct bfa_dconf_mod_s *dconf, |
| 5856 | enum bfa_dconf_event event); |
| 5857 | |
| 5858 | static void bfa_dconf_cbfn(void *dconf, bfa_status_t status); |
| 5859 | static void bfa_dconf_timer(void *cbarg); |
| 5860 | static bfa_status_t bfa_dconf_flash_write(struct bfa_dconf_mod_s *dconf); |
| 5861 | static void bfa_dconf_init_cb(void *arg, bfa_status_t status); |
| 5862 | |
| 5863 | /* |
Anatol Pomozov | 4907cb7 | 2012-09-01 10:31:09 -0700 | [diff] [blame] | 5864 | * Beginning state of dconf module. Waiting for an event to start. |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5865 | */ |
| 5866 | static void |
| 5867 | bfa_dconf_sm_uninit(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event) |
| 5868 | { |
| 5869 | bfa_status_t bfa_status; |
| 5870 | bfa_trc(dconf->bfa, event); |
| 5871 | |
| 5872 | switch (event) { |
| 5873 | case BFA_DCONF_SM_INIT: |
| 5874 | if (dconf->min_cfg) { |
| 5875 | bfa_trc(dconf->bfa, dconf->min_cfg); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5876 | bfa_fsm_send_event(&dconf->bfa->iocfc, |
| 5877 | IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5878 | return; |
| 5879 | } |
| 5880 | bfa_sm_set_state(dconf, bfa_dconf_sm_flash_read); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5881 | bfa_timer_start(dconf->bfa, &dconf->timer, |
Krishna Gudipati | 7ac83b1 | 2012-09-21 17:24:21 -0700 | [diff] [blame] | 5882 | bfa_dconf_timer, dconf, 2 * BFA_DCONF_UPDATE_TOV); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5883 | bfa_status = bfa_flash_read_part(BFA_FLASH(dconf->bfa), |
| 5884 | BFA_FLASH_PART_DRV, dconf->instance, |
| 5885 | dconf->dconf, |
| 5886 | sizeof(struct bfa_dconf_s), 0, |
| 5887 | bfa_dconf_init_cb, dconf->bfa); |
| 5888 | if (bfa_status != BFA_STATUS_OK) { |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5889 | bfa_timer_stop(&dconf->timer); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5890 | bfa_dconf_init_cb(dconf->bfa, BFA_STATUS_FAILED); |
| 5891 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
| 5892 | return; |
| 5893 | } |
| 5894 | break; |
| 5895 | case BFA_DCONF_SM_EXIT: |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5896 | bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5897 | case BFA_DCONF_SM_IOCDISABLE: |
| 5898 | case BFA_DCONF_SM_WR: |
| 5899 | case BFA_DCONF_SM_FLASH_COMP: |
| 5900 | break; |
| 5901 | default: |
| 5902 | bfa_sm_fault(dconf->bfa, event); |
| 5903 | } |
| 5904 | } |
| 5905 | |
| 5906 | /* |
| 5907 | * Read flash for dconf entries and make a call back to the driver once done. |
| 5908 | */ |
| 5909 | static void |
| 5910 | bfa_dconf_sm_flash_read(struct bfa_dconf_mod_s *dconf, |
| 5911 | enum bfa_dconf_event event) |
| 5912 | { |
| 5913 | bfa_trc(dconf->bfa, event); |
| 5914 | |
| 5915 | switch (event) { |
| 5916 | case BFA_DCONF_SM_FLASH_COMP: |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5917 | bfa_timer_stop(&dconf->timer); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5918 | bfa_sm_set_state(dconf, bfa_dconf_sm_ready); |
| 5919 | break; |
| 5920 | case BFA_DCONF_SM_TIMEOUT: |
| 5921 | bfa_sm_set_state(dconf, bfa_dconf_sm_ready); |
Krishna Gudipati | 7ac83b1 | 2012-09-21 17:24:21 -0700 | [diff] [blame] | 5922 | bfa_ioc_suspend(&dconf->bfa->ioc); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5923 | break; |
| 5924 | case BFA_DCONF_SM_EXIT: |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5925 | bfa_timer_stop(&dconf->timer); |
| 5926 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
| 5927 | bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE); |
| 5928 | break; |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5929 | case BFA_DCONF_SM_IOCDISABLE: |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5930 | bfa_timer_stop(&dconf->timer); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5931 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
| 5932 | break; |
| 5933 | default: |
| 5934 | bfa_sm_fault(dconf->bfa, event); |
| 5935 | } |
| 5936 | } |
| 5937 | |
| 5938 | /* |
| 5939 | * DCONF Module is in ready state. Has completed the initialization. |
| 5940 | */ |
| 5941 | static void |
| 5942 | bfa_dconf_sm_ready(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event) |
| 5943 | { |
| 5944 | bfa_trc(dconf->bfa, event); |
| 5945 | |
| 5946 | switch (event) { |
| 5947 | case BFA_DCONF_SM_WR: |
| 5948 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 5949 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 5950 | bfa_sm_set_state(dconf, bfa_dconf_sm_dirty); |
| 5951 | break; |
| 5952 | case BFA_DCONF_SM_EXIT: |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5953 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 5954 | bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 5955 | break; |
| 5956 | case BFA_DCONF_SM_INIT: |
| 5957 | case BFA_DCONF_SM_IOCDISABLE: |
| 5958 | break; |
| 5959 | default: |
| 5960 | bfa_sm_fault(dconf->bfa, event); |
| 5961 | } |
| 5962 | } |
| 5963 | |
| 5964 | /* |
| 5965 | * entries are dirty, write back to the flash. |
| 5966 | */ |
| 5967 | |
| 5968 | static void |
| 5969 | bfa_dconf_sm_dirty(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event) |
| 5970 | { |
| 5971 | bfa_trc(dconf->bfa, event); |
| 5972 | |
| 5973 | switch (event) { |
| 5974 | case BFA_DCONF_SM_TIMEOUT: |
| 5975 | bfa_sm_set_state(dconf, bfa_dconf_sm_sync); |
| 5976 | bfa_dconf_flash_write(dconf); |
| 5977 | break; |
| 5978 | case BFA_DCONF_SM_WR: |
| 5979 | bfa_timer_stop(&dconf->timer); |
| 5980 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 5981 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 5982 | break; |
| 5983 | case BFA_DCONF_SM_EXIT: |
| 5984 | bfa_timer_stop(&dconf->timer); |
| 5985 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 5986 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 5987 | bfa_sm_set_state(dconf, bfa_dconf_sm_final_sync); |
| 5988 | bfa_dconf_flash_write(dconf); |
| 5989 | break; |
| 5990 | case BFA_DCONF_SM_FLASH_COMP: |
| 5991 | break; |
| 5992 | case BFA_DCONF_SM_IOCDISABLE: |
| 5993 | bfa_timer_stop(&dconf->timer); |
| 5994 | bfa_sm_set_state(dconf, bfa_dconf_sm_iocdown_dirty); |
| 5995 | break; |
| 5996 | default: |
| 5997 | bfa_sm_fault(dconf->bfa, event); |
| 5998 | } |
| 5999 | } |
| 6000 | |
| 6001 | /* |
| 6002 | * Sync the dconf entries to the flash. |
| 6003 | */ |
| 6004 | static void |
| 6005 | bfa_dconf_sm_final_sync(struct bfa_dconf_mod_s *dconf, |
| 6006 | enum bfa_dconf_event event) |
| 6007 | { |
| 6008 | bfa_trc(dconf->bfa, event); |
| 6009 | |
| 6010 | switch (event) { |
| 6011 | case BFA_DCONF_SM_IOCDISABLE: |
| 6012 | case BFA_DCONF_SM_FLASH_COMP: |
| 6013 | bfa_timer_stop(&dconf->timer); |
| 6014 | case BFA_DCONF_SM_TIMEOUT: |
| 6015 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 6016 | bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6017 | break; |
| 6018 | default: |
| 6019 | bfa_sm_fault(dconf->bfa, event); |
| 6020 | } |
| 6021 | } |
| 6022 | |
| 6023 | static void |
| 6024 | bfa_dconf_sm_sync(struct bfa_dconf_mod_s *dconf, enum bfa_dconf_event event) |
| 6025 | { |
| 6026 | bfa_trc(dconf->bfa, event); |
| 6027 | |
| 6028 | switch (event) { |
| 6029 | case BFA_DCONF_SM_FLASH_COMP: |
| 6030 | bfa_sm_set_state(dconf, bfa_dconf_sm_ready); |
| 6031 | break; |
| 6032 | case BFA_DCONF_SM_WR: |
| 6033 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 6034 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 6035 | bfa_sm_set_state(dconf, bfa_dconf_sm_dirty); |
| 6036 | break; |
| 6037 | case BFA_DCONF_SM_EXIT: |
| 6038 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 6039 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 6040 | bfa_sm_set_state(dconf, bfa_dconf_sm_final_sync); |
| 6041 | break; |
| 6042 | case BFA_DCONF_SM_IOCDISABLE: |
| 6043 | bfa_sm_set_state(dconf, bfa_dconf_sm_iocdown_dirty); |
| 6044 | break; |
| 6045 | default: |
| 6046 | bfa_sm_fault(dconf->bfa, event); |
| 6047 | } |
| 6048 | } |
| 6049 | |
| 6050 | static void |
| 6051 | bfa_dconf_sm_iocdown_dirty(struct bfa_dconf_mod_s *dconf, |
| 6052 | enum bfa_dconf_event event) |
| 6053 | { |
| 6054 | bfa_trc(dconf->bfa, event); |
| 6055 | |
| 6056 | switch (event) { |
| 6057 | case BFA_DCONF_SM_INIT: |
| 6058 | bfa_timer_start(dconf->bfa, &dconf->timer, |
| 6059 | bfa_dconf_timer, dconf, BFA_DCONF_UPDATE_TOV); |
| 6060 | bfa_sm_set_state(dconf, bfa_dconf_sm_dirty); |
| 6061 | break; |
| 6062 | case BFA_DCONF_SM_EXIT: |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6063 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 6064 | bfa_fsm_send_event(&dconf->bfa->iocfc, IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6065 | break; |
| 6066 | case BFA_DCONF_SM_IOCDISABLE: |
| 6067 | break; |
| 6068 | default: |
| 6069 | bfa_sm_fault(dconf->bfa, event); |
| 6070 | } |
| 6071 | } |
| 6072 | |
| 6073 | /* |
| 6074 | * Compute and return memory needed by DRV_CFG module. |
| 6075 | */ |
| 6076 | static void |
| 6077 | bfa_dconf_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, |
| 6078 | struct bfa_s *bfa) |
| 6079 | { |
| 6080 | struct bfa_mem_kva_s *dconf_kva = BFA_MEM_DCONF_KVA(bfa); |
| 6081 | |
| 6082 | if (cfg->drvcfg.min_cfg) |
| 6083 | bfa_mem_kva_setup(meminfo, dconf_kva, |
| 6084 | sizeof(struct bfa_dconf_hdr_s)); |
| 6085 | else |
| 6086 | bfa_mem_kva_setup(meminfo, dconf_kva, |
| 6087 | sizeof(struct bfa_dconf_s)); |
| 6088 | } |
| 6089 | |
| 6090 | static void |
| 6091 | bfa_dconf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, |
| 6092 | struct bfa_pcidev_s *pcidev) |
| 6093 | { |
| 6094 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
| 6095 | |
| 6096 | dconf->bfad = bfad; |
| 6097 | dconf->bfa = bfa; |
| 6098 | dconf->instance = bfa->ioc.port_id; |
| 6099 | bfa_trc(bfa, dconf->instance); |
| 6100 | |
| 6101 | dconf->dconf = (struct bfa_dconf_s *) bfa_mem_kva_curp(dconf); |
| 6102 | if (cfg->drvcfg.min_cfg) { |
| 6103 | bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_hdr_s); |
| 6104 | dconf->min_cfg = BFA_TRUE; |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6105 | } else { |
| 6106 | dconf->min_cfg = BFA_FALSE; |
| 6107 | bfa_mem_kva_curp(dconf) += sizeof(struct bfa_dconf_s); |
| 6108 | } |
| 6109 | |
| 6110 | bfa_dconf_read_data_valid(bfa) = BFA_FALSE; |
| 6111 | bfa_sm_set_state(dconf, bfa_dconf_sm_uninit); |
| 6112 | } |
| 6113 | |
| 6114 | static void |
| 6115 | bfa_dconf_init_cb(void *arg, bfa_status_t status) |
| 6116 | { |
| 6117 | struct bfa_s *bfa = arg; |
| 6118 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
| 6119 | |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6120 | if (status == BFA_STATUS_OK) { |
| 6121 | bfa_dconf_read_data_valid(bfa) = BFA_TRUE; |
| 6122 | if (dconf->dconf->hdr.signature != BFI_DCONF_SIGNATURE) |
| 6123 | dconf->dconf->hdr.signature = BFI_DCONF_SIGNATURE; |
| 6124 | if (dconf->dconf->hdr.version != BFI_DCONF_VERSION) |
| 6125 | dconf->dconf->hdr.version = BFI_DCONF_VERSION; |
| 6126 | } |
Krishna Gudipati | 7ac83b1 | 2012-09-21 17:24:21 -0700 | [diff] [blame] | 6127 | bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP); |
Krishna Gudipati | db9d8a7 | 2012-03-13 17:39:36 -0700 | [diff] [blame] | 6128 | bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DCONF_DONE); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6129 | } |
| 6130 | |
| 6131 | void |
| 6132 | bfa_dconf_modinit(struct bfa_s *bfa) |
| 6133 | { |
| 6134 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
| 6135 | bfa_sm_send_event(dconf, BFA_DCONF_SM_INIT); |
| 6136 | } |
| 6137 | static void |
| 6138 | bfa_dconf_start(struct bfa_s *bfa) |
| 6139 | { |
| 6140 | } |
| 6141 | |
| 6142 | static void |
| 6143 | bfa_dconf_stop(struct bfa_s *bfa) |
| 6144 | { |
| 6145 | } |
| 6146 | |
| 6147 | static void bfa_dconf_timer(void *cbarg) |
| 6148 | { |
| 6149 | struct bfa_dconf_mod_s *dconf = cbarg; |
| 6150 | bfa_sm_send_event(dconf, BFA_DCONF_SM_TIMEOUT); |
| 6151 | } |
| 6152 | static void |
| 6153 | bfa_dconf_iocdisable(struct bfa_s *bfa) |
| 6154 | { |
| 6155 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
| 6156 | bfa_sm_send_event(dconf, BFA_DCONF_SM_IOCDISABLE); |
| 6157 | } |
| 6158 | |
| 6159 | static void |
| 6160 | bfa_dconf_detach(struct bfa_s *bfa) |
| 6161 | { |
| 6162 | } |
| 6163 | |
| 6164 | static bfa_status_t |
| 6165 | bfa_dconf_flash_write(struct bfa_dconf_mod_s *dconf) |
| 6166 | { |
| 6167 | bfa_status_t bfa_status; |
| 6168 | bfa_trc(dconf->bfa, 0); |
| 6169 | |
| 6170 | bfa_status = bfa_flash_update_part(BFA_FLASH(dconf->bfa), |
| 6171 | BFA_FLASH_PART_DRV, dconf->instance, |
| 6172 | dconf->dconf, sizeof(struct bfa_dconf_s), 0, |
| 6173 | bfa_dconf_cbfn, dconf); |
| 6174 | if (bfa_status != BFA_STATUS_OK) |
| 6175 | WARN_ON(bfa_status); |
| 6176 | bfa_trc(dconf->bfa, bfa_status); |
| 6177 | |
| 6178 | return bfa_status; |
| 6179 | } |
| 6180 | |
| 6181 | bfa_status_t |
| 6182 | bfa_dconf_update(struct bfa_s *bfa) |
| 6183 | { |
| 6184 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
| 6185 | bfa_trc(dconf->bfa, 0); |
| 6186 | if (bfa_sm_cmp_state(dconf, bfa_dconf_sm_iocdown_dirty)) |
| 6187 | return BFA_STATUS_FAILED; |
| 6188 | |
| 6189 | if (dconf->min_cfg) { |
| 6190 | bfa_trc(dconf->bfa, dconf->min_cfg); |
| 6191 | return BFA_STATUS_FAILED; |
| 6192 | } |
| 6193 | |
| 6194 | bfa_sm_send_event(dconf, BFA_DCONF_SM_WR); |
| 6195 | return BFA_STATUS_OK; |
| 6196 | } |
| 6197 | |
| 6198 | static void |
| 6199 | bfa_dconf_cbfn(void *arg, bfa_status_t status) |
| 6200 | { |
| 6201 | struct bfa_dconf_mod_s *dconf = arg; |
| 6202 | WARN_ON(status); |
| 6203 | bfa_sm_send_event(dconf, BFA_DCONF_SM_FLASH_COMP); |
| 6204 | } |
| 6205 | |
| 6206 | void |
| 6207 | bfa_dconf_modexit(struct bfa_s *bfa) |
| 6208 | { |
| 6209 | struct bfa_dconf_mod_s *dconf = BFA_DCONF_MOD(bfa); |
Krishna Gudipati | 45c5dc1 | 2011-07-20 17:03:46 -0700 | [diff] [blame] | 6210 | bfa_sm_send_event(dconf, BFA_DCONF_SM_EXIT); |
| 6211 | } |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6212 | |
| 6213 | /* |
| 6214 | * FRU specific functions |
| 6215 | */ |
| 6216 | |
| 6217 | #define BFA_FRU_DMA_BUF_SZ 0x02000 /* 8k dma buffer */ |
| 6218 | #define BFA_FRU_CHINOOK_MAX_SIZE 0x10000 |
| 6219 | #define BFA_FRU_LIGHTNING_MAX_SIZE 0x200 |
| 6220 | |
| 6221 | static void |
| 6222 | bfa_fru_notify(void *cbarg, enum bfa_ioc_event_e event) |
| 6223 | { |
| 6224 | struct bfa_fru_s *fru = cbarg; |
| 6225 | |
| 6226 | bfa_trc(fru, event); |
| 6227 | |
| 6228 | switch (event) { |
| 6229 | case BFA_IOC_E_DISABLED: |
| 6230 | case BFA_IOC_E_FAILED: |
| 6231 | if (fru->op_busy) { |
| 6232 | fru->status = BFA_STATUS_IOC_FAILURE; |
| 6233 | fru->cbfn(fru->cbarg, fru->status); |
| 6234 | fru->op_busy = 0; |
| 6235 | } |
| 6236 | break; |
| 6237 | |
| 6238 | default: |
| 6239 | break; |
| 6240 | } |
| 6241 | } |
| 6242 | |
| 6243 | /* |
| 6244 | * Send fru write request. |
| 6245 | * |
| 6246 | * @param[in] cbarg - callback argument |
| 6247 | */ |
| 6248 | static void |
| 6249 | bfa_fru_write_send(void *cbarg, enum bfi_fru_h2i_msgs msg_type) |
| 6250 | { |
| 6251 | struct bfa_fru_s *fru = cbarg; |
| 6252 | struct bfi_fru_write_req_s *msg = |
| 6253 | (struct bfi_fru_write_req_s *) fru->mb.msg; |
| 6254 | u32 len; |
| 6255 | |
| 6256 | msg->offset = cpu_to_be32(fru->addr_off + fru->offset); |
| 6257 | len = (fru->residue < BFA_FRU_DMA_BUF_SZ) ? |
| 6258 | fru->residue : BFA_FRU_DMA_BUF_SZ; |
| 6259 | msg->length = cpu_to_be32(len); |
| 6260 | |
| 6261 | /* |
| 6262 | * indicate if it's the last msg of the whole write operation |
| 6263 | */ |
| 6264 | msg->last = (len == fru->residue) ? 1 : 0; |
| 6265 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6266 | msg->trfr_cmpl = (len == fru->residue) ? fru->trfr_cmpl : 0; |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6267 | bfi_h2i_set(msg->mh, BFI_MC_FRU, msg_type, bfa_ioc_portid(fru->ioc)); |
| 6268 | bfa_alen_set(&msg->alen, len, fru->dbuf_pa); |
| 6269 | |
| 6270 | memcpy(fru->dbuf_kva, fru->ubuf + fru->offset, len); |
| 6271 | bfa_ioc_mbox_queue(fru->ioc, &fru->mb); |
| 6272 | |
| 6273 | fru->residue -= len; |
| 6274 | fru->offset += len; |
| 6275 | } |
| 6276 | |
| 6277 | /* |
| 6278 | * Send fru read request. |
| 6279 | * |
| 6280 | * @param[in] cbarg - callback argument |
| 6281 | */ |
| 6282 | static void |
| 6283 | bfa_fru_read_send(void *cbarg, enum bfi_fru_h2i_msgs msg_type) |
| 6284 | { |
| 6285 | struct bfa_fru_s *fru = cbarg; |
| 6286 | struct bfi_fru_read_req_s *msg = |
| 6287 | (struct bfi_fru_read_req_s *) fru->mb.msg; |
| 6288 | u32 len; |
| 6289 | |
| 6290 | msg->offset = cpu_to_be32(fru->addr_off + fru->offset); |
| 6291 | len = (fru->residue < BFA_FRU_DMA_BUF_SZ) ? |
| 6292 | fru->residue : BFA_FRU_DMA_BUF_SZ; |
| 6293 | msg->length = cpu_to_be32(len); |
| 6294 | bfi_h2i_set(msg->mh, BFI_MC_FRU, msg_type, bfa_ioc_portid(fru->ioc)); |
| 6295 | bfa_alen_set(&msg->alen, len, fru->dbuf_pa); |
| 6296 | bfa_ioc_mbox_queue(fru->ioc, &fru->mb); |
| 6297 | } |
| 6298 | |
| 6299 | /* |
| 6300 | * Flash memory info API. |
| 6301 | * |
| 6302 | * @param[in] mincfg - minimal cfg variable |
| 6303 | */ |
| 6304 | u32 |
| 6305 | bfa_fru_meminfo(bfa_boolean_t mincfg) |
| 6306 | { |
| 6307 | /* min driver doesn't need fru */ |
| 6308 | if (mincfg) |
| 6309 | return 0; |
| 6310 | |
| 6311 | return BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 6312 | } |
| 6313 | |
| 6314 | /* |
| 6315 | * Flash attach API. |
| 6316 | * |
| 6317 | * @param[in] fru - fru structure |
| 6318 | * @param[in] ioc - ioc structure |
| 6319 | * @param[in] dev - device structure |
| 6320 | * @param[in] trcmod - trace module |
| 6321 | * @param[in] logmod - log module |
| 6322 | */ |
| 6323 | void |
| 6324 | bfa_fru_attach(struct bfa_fru_s *fru, struct bfa_ioc_s *ioc, void *dev, |
| 6325 | struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg) |
| 6326 | { |
| 6327 | fru->ioc = ioc; |
| 6328 | fru->trcmod = trcmod; |
| 6329 | fru->cbfn = NULL; |
| 6330 | fru->cbarg = NULL; |
| 6331 | fru->op_busy = 0; |
| 6332 | |
| 6333 | bfa_ioc_mbox_regisr(fru->ioc, BFI_MC_FRU, bfa_fru_intr, fru); |
| 6334 | bfa_q_qe_init(&fru->ioc_notify); |
| 6335 | bfa_ioc_notify_init(&fru->ioc_notify, bfa_fru_notify, fru); |
| 6336 | list_add_tail(&fru->ioc_notify.qe, &fru->ioc->notify_q); |
| 6337 | |
| 6338 | /* min driver doesn't need fru */ |
| 6339 | if (mincfg) { |
| 6340 | fru->dbuf_kva = NULL; |
| 6341 | fru->dbuf_pa = 0; |
| 6342 | } |
| 6343 | } |
| 6344 | |
| 6345 | /* |
| 6346 | * Claim memory for fru |
| 6347 | * |
| 6348 | * @param[in] fru - fru structure |
| 6349 | * @param[in] dm_kva - pointer to virtual memory address |
| 6350 | * @param[in] dm_pa - frusical memory address |
| 6351 | * @param[in] mincfg - minimal cfg variable |
| 6352 | */ |
| 6353 | void |
| 6354 | bfa_fru_memclaim(struct bfa_fru_s *fru, u8 *dm_kva, u64 dm_pa, |
| 6355 | bfa_boolean_t mincfg) |
| 6356 | { |
| 6357 | if (mincfg) |
| 6358 | return; |
| 6359 | |
| 6360 | fru->dbuf_kva = dm_kva; |
| 6361 | fru->dbuf_pa = dm_pa; |
| 6362 | memset(fru->dbuf_kva, 0, BFA_FRU_DMA_BUF_SZ); |
| 6363 | dm_kva += BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 6364 | dm_pa += BFA_ROUNDUP(BFA_FRU_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); |
| 6365 | } |
| 6366 | |
| 6367 | /* |
| 6368 | * Update fru vpd image. |
| 6369 | * |
| 6370 | * @param[in] fru - fru structure |
| 6371 | * @param[in] buf - update data buffer |
| 6372 | * @param[in] len - data buffer length |
| 6373 | * @param[in] offset - offset relative to starting address |
| 6374 | * @param[in] cbfn - callback function |
| 6375 | * @param[in] cbarg - callback argument |
| 6376 | * |
| 6377 | * Return status. |
| 6378 | */ |
| 6379 | bfa_status_t |
| 6380 | bfa_fruvpd_update(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset, |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6381 | bfa_cb_fru_t cbfn, void *cbarg, u8 trfr_cmpl) |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6382 | { |
| 6383 | bfa_trc(fru, BFI_FRUVPD_H2I_WRITE_REQ); |
| 6384 | bfa_trc(fru, len); |
| 6385 | bfa_trc(fru, offset); |
| 6386 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6387 | if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2 && |
| 6388 | fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK2) |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6389 | return BFA_STATUS_FRU_NOT_PRESENT; |
| 6390 | |
| 6391 | if (fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK) |
| 6392 | return BFA_STATUS_CMD_NOTSUPP; |
| 6393 | |
| 6394 | if (!bfa_ioc_is_operational(fru->ioc)) |
| 6395 | return BFA_STATUS_IOC_NON_OP; |
| 6396 | |
| 6397 | if (fru->op_busy) { |
| 6398 | bfa_trc(fru, fru->op_busy); |
| 6399 | return BFA_STATUS_DEVBUSY; |
| 6400 | } |
| 6401 | |
| 6402 | fru->op_busy = 1; |
| 6403 | |
| 6404 | fru->cbfn = cbfn; |
| 6405 | fru->cbarg = cbarg; |
| 6406 | fru->residue = len; |
| 6407 | fru->offset = 0; |
| 6408 | fru->addr_off = offset; |
| 6409 | fru->ubuf = buf; |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6410 | fru->trfr_cmpl = trfr_cmpl; |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6411 | |
| 6412 | bfa_fru_write_send(fru, BFI_FRUVPD_H2I_WRITE_REQ); |
| 6413 | |
| 6414 | return BFA_STATUS_OK; |
| 6415 | } |
| 6416 | |
| 6417 | /* |
| 6418 | * Read fru vpd image. |
| 6419 | * |
| 6420 | * @param[in] fru - fru structure |
| 6421 | * @param[in] buf - read data buffer |
| 6422 | * @param[in] len - data buffer length |
| 6423 | * @param[in] offset - offset relative to starting address |
| 6424 | * @param[in] cbfn - callback function |
| 6425 | * @param[in] cbarg - callback argument |
| 6426 | * |
| 6427 | * Return status. |
| 6428 | */ |
| 6429 | bfa_status_t |
| 6430 | bfa_fruvpd_read(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset, |
| 6431 | bfa_cb_fru_t cbfn, void *cbarg) |
| 6432 | { |
| 6433 | bfa_trc(fru, BFI_FRUVPD_H2I_READ_REQ); |
| 6434 | bfa_trc(fru, len); |
| 6435 | bfa_trc(fru, offset); |
| 6436 | |
| 6437 | if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2) |
| 6438 | return BFA_STATUS_FRU_NOT_PRESENT; |
| 6439 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6440 | if (fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK && |
| 6441 | fru->ioc->attr->card_type != BFA_MFG_TYPE_CHINOOK2) |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6442 | return BFA_STATUS_CMD_NOTSUPP; |
| 6443 | |
| 6444 | if (!bfa_ioc_is_operational(fru->ioc)) |
| 6445 | return BFA_STATUS_IOC_NON_OP; |
| 6446 | |
| 6447 | if (fru->op_busy) { |
| 6448 | bfa_trc(fru, fru->op_busy); |
| 6449 | return BFA_STATUS_DEVBUSY; |
| 6450 | } |
| 6451 | |
| 6452 | fru->op_busy = 1; |
| 6453 | |
| 6454 | fru->cbfn = cbfn; |
| 6455 | fru->cbarg = cbarg; |
| 6456 | fru->residue = len; |
| 6457 | fru->offset = 0; |
| 6458 | fru->addr_off = offset; |
| 6459 | fru->ubuf = buf; |
| 6460 | bfa_fru_read_send(fru, BFI_FRUVPD_H2I_READ_REQ); |
| 6461 | |
| 6462 | return BFA_STATUS_OK; |
| 6463 | } |
| 6464 | |
| 6465 | /* |
| 6466 | * Get maximum size fru vpd image. |
| 6467 | * |
| 6468 | * @param[in] fru - fru structure |
| 6469 | * @param[out] size - maximum size of fru vpd data |
| 6470 | * |
| 6471 | * Return status. |
| 6472 | */ |
| 6473 | bfa_status_t |
| 6474 | bfa_fruvpd_get_max_size(struct bfa_fru_s *fru, u32 *max_size) |
| 6475 | { |
| 6476 | if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2) |
| 6477 | return BFA_STATUS_FRU_NOT_PRESENT; |
| 6478 | |
| 6479 | if (!bfa_ioc_is_operational(fru->ioc)) |
| 6480 | return BFA_STATUS_IOC_NON_OP; |
| 6481 | |
Vijaya Mohan Guvva | 079bcbc | 2013-05-13 02:33:28 -0700 | [diff] [blame] | 6482 | if (fru->ioc->attr->card_type == BFA_MFG_TYPE_CHINOOK || |
| 6483 | fru->ioc->attr->card_type == BFA_MFG_TYPE_CHINOOK2) |
Krishna Gudipati | e6826c9 | 2012-09-21 17:27:14 -0700 | [diff] [blame] | 6484 | *max_size = BFA_FRU_CHINOOK_MAX_SIZE; |
| 6485 | else |
| 6486 | return BFA_STATUS_CMD_NOTSUPP; |
| 6487 | return BFA_STATUS_OK; |
| 6488 | } |
| 6489 | /* |
| 6490 | * tfru write. |
| 6491 | * |
| 6492 | * @param[in] fru - fru structure |
| 6493 | * @param[in] buf - update data buffer |
| 6494 | * @param[in] len - data buffer length |
| 6495 | * @param[in] offset - offset relative to starting address |
| 6496 | * @param[in] cbfn - callback function |
| 6497 | * @param[in] cbarg - callback argument |
| 6498 | * |
| 6499 | * Return status. |
| 6500 | */ |
| 6501 | bfa_status_t |
| 6502 | bfa_tfru_write(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset, |
| 6503 | bfa_cb_fru_t cbfn, void *cbarg) |
| 6504 | { |
| 6505 | bfa_trc(fru, BFI_TFRU_H2I_WRITE_REQ); |
| 6506 | bfa_trc(fru, len); |
| 6507 | bfa_trc(fru, offset); |
| 6508 | bfa_trc(fru, *((u8 *) buf)); |
| 6509 | |
| 6510 | if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2) |
| 6511 | return BFA_STATUS_FRU_NOT_PRESENT; |
| 6512 | |
| 6513 | if (!bfa_ioc_is_operational(fru->ioc)) |
| 6514 | return BFA_STATUS_IOC_NON_OP; |
| 6515 | |
| 6516 | if (fru->op_busy) { |
| 6517 | bfa_trc(fru, fru->op_busy); |
| 6518 | return BFA_STATUS_DEVBUSY; |
| 6519 | } |
| 6520 | |
| 6521 | fru->op_busy = 1; |
| 6522 | |
| 6523 | fru->cbfn = cbfn; |
| 6524 | fru->cbarg = cbarg; |
| 6525 | fru->residue = len; |
| 6526 | fru->offset = 0; |
| 6527 | fru->addr_off = offset; |
| 6528 | fru->ubuf = buf; |
| 6529 | |
| 6530 | bfa_fru_write_send(fru, BFI_TFRU_H2I_WRITE_REQ); |
| 6531 | |
| 6532 | return BFA_STATUS_OK; |
| 6533 | } |
| 6534 | |
| 6535 | /* |
| 6536 | * tfru read. |
| 6537 | * |
| 6538 | * @param[in] fru - fru structure |
| 6539 | * @param[in] buf - read data buffer |
| 6540 | * @param[in] len - data buffer length |
| 6541 | * @param[in] offset - offset relative to starting address |
| 6542 | * @param[in] cbfn - callback function |
| 6543 | * @param[in] cbarg - callback argument |
| 6544 | * |
| 6545 | * Return status. |
| 6546 | */ |
| 6547 | bfa_status_t |
| 6548 | bfa_tfru_read(struct bfa_fru_s *fru, void *buf, u32 len, u32 offset, |
| 6549 | bfa_cb_fru_t cbfn, void *cbarg) |
| 6550 | { |
| 6551 | bfa_trc(fru, BFI_TFRU_H2I_READ_REQ); |
| 6552 | bfa_trc(fru, len); |
| 6553 | bfa_trc(fru, offset); |
| 6554 | |
| 6555 | if (fru->ioc->asic_gen != BFI_ASIC_GEN_CT2) |
| 6556 | return BFA_STATUS_FRU_NOT_PRESENT; |
| 6557 | |
| 6558 | if (!bfa_ioc_is_operational(fru->ioc)) |
| 6559 | return BFA_STATUS_IOC_NON_OP; |
| 6560 | |
| 6561 | if (fru->op_busy) { |
| 6562 | bfa_trc(fru, fru->op_busy); |
| 6563 | return BFA_STATUS_DEVBUSY; |
| 6564 | } |
| 6565 | |
| 6566 | fru->op_busy = 1; |
| 6567 | |
| 6568 | fru->cbfn = cbfn; |
| 6569 | fru->cbarg = cbarg; |
| 6570 | fru->residue = len; |
| 6571 | fru->offset = 0; |
| 6572 | fru->addr_off = offset; |
| 6573 | fru->ubuf = buf; |
| 6574 | bfa_fru_read_send(fru, BFI_TFRU_H2I_READ_REQ); |
| 6575 | |
| 6576 | return BFA_STATUS_OK; |
| 6577 | } |
| 6578 | |
| 6579 | /* |
| 6580 | * Process fru response messages upon receiving interrupts. |
| 6581 | * |
| 6582 | * @param[in] fruarg - fru structure |
| 6583 | * @param[in] msg - message structure |
| 6584 | */ |
| 6585 | void |
| 6586 | bfa_fru_intr(void *fruarg, struct bfi_mbmsg_s *msg) |
| 6587 | { |
| 6588 | struct bfa_fru_s *fru = fruarg; |
| 6589 | struct bfi_fru_rsp_s *rsp = (struct bfi_fru_rsp_s *)msg; |
| 6590 | u32 status; |
| 6591 | |
| 6592 | bfa_trc(fru, msg->mh.msg_id); |
| 6593 | |
| 6594 | if (!fru->op_busy) { |
| 6595 | /* |
| 6596 | * receiving response after ioc failure |
| 6597 | */ |
| 6598 | bfa_trc(fru, 0x9999); |
| 6599 | return; |
| 6600 | } |
| 6601 | |
| 6602 | switch (msg->mh.msg_id) { |
| 6603 | case BFI_FRUVPD_I2H_WRITE_RSP: |
| 6604 | case BFI_TFRU_I2H_WRITE_RSP: |
| 6605 | status = be32_to_cpu(rsp->status); |
| 6606 | bfa_trc(fru, status); |
| 6607 | |
| 6608 | if (status != BFA_STATUS_OK || fru->residue == 0) { |
| 6609 | fru->status = status; |
| 6610 | fru->op_busy = 0; |
| 6611 | if (fru->cbfn) |
| 6612 | fru->cbfn(fru->cbarg, fru->status); |
| 6613 | } else { |
| 6614 | bfa_trc(fru, fru->offset); |
| 6615 | if (msg->mh.msg_id == BFI_FRUVPD_I2H_WRITE_RSP) |
| 6616 | bfa_fru_write_send(fru, |
| 6617 | BFI_FRUVPD_H2I_WRITE_REQ); |
| 6618 | else |
| 6619 | bfa_fru_write_send(fru, |
| 6620 | BFI_TFRU_H2I_WRITE_REQ); |
| 6621 | } |
| 6622 | break; |
| 6623 | case BFI_FRUVPD_I2H_READ_RSP: |
| 6624 | case BFI_TFRU_I2H_READ_RSP: |
| 6625 | status = be32_to_cpu(rsp->status); |
| 6626 | bfa_trc(fru, status); |
| 6627 | |
| 6628 | if (status != BFA_STATUS_OK) { |
| 6629 | fru->status = status; |
| 6630 | fru->op_busy = 0; |
| 6631 | if (fru->cbfn) |
| 6632 | fru->cbfn(fru->cbarg, fru->status); |
| 6633 | } else { |
| 6634 | u32 len = be32_to_cpu(rsp->length); |
| 6635 | |
| 6636 | bfa_trc(fru, fru->offset); |
| 6637 | bfa_trc(fru, len); |
| 6638 | |
| 6639 | memcpy(fru->ubuf + fru->offset, fru->dbuf_kva, len); |
| 6640 | fru->residue -= len; |
| 6641 | fru->offset += len; |
| 6642 | |
| 6643 | if (fru->residue == 0) { |
| 6644 | fru->status = status; |
| 6645 | fru->op_busy = 0; |
| 6646 | if (fru->cbfn) |
| 6647 | fru->cbfn(fru->cbarg, fru->status); |
| 6648 | } else { |
| 6649 | if (msg->mh.msg_id == BFI_FRUVPD_I2H_READ_RSP) |
| 6650 | bfa_fru_read_send(fru, |
| 6651 | BFI_FRUVPD_H2I_READ_REQ); |
| 6652 | else |
| 6653 | bfa_fru_read_send(fru, |
| 6654 | BFI_TFRU_H2I_READ_REQ); |
| 6655 | } |
| 6656 | } |
| 6657 | break; |
| 6658 | default: |
| 6659 | WARN_ON(1); |
| 6660 | } |
| 6661 | } |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 6662 | |
| 6663 | /* |
| 6664 | * register definitions |
| 6665 | */ |
| 6666 | #define FLI_CMD_REG 0x0001d000 |
| 6667 | #define FLI_RDDATA_REG 0x0001d010 |
| 6668 | #define FLI_ADDR_REG 0x0001d004 |
| 6669 | #define FLI_DEV_STATUS_REG 0x0001d014 |
| 6670 | |
| 6671 | #define BFA_FLASH_FIFO_SIZE 128 /* fifo size */ |
| 6672 | #define BFA_FLASH_CHECK_MAX 10000 /* max # of status check */ |
| 6673 | #define BFA_FLASH_BLOCKING_OP_MAX 1000000 /* max # of blocking op check */ |
| 6674 | #define BFA_FLASH_WIP_MASK 0x01 /* write in progress bit mask */ |
| 6675 | |
| 6676 | enum bfa_flash_cmd { |
| 6677 | BFA_FLASH_FAST_READ = 0x0b, /* fast read */ |
| 6678 | BFA_FLASH_READ_STATUS = 0x05, /* read status */ |
| 6679 | }; |
| 6680 | |
| 6681 | /** |
| 6682 | * @brief hardware error definition |
| 6683 | */ |
| 6684 | enum bfa_flash_err { |
| 6685 | BFA_FLASH_NOT_PRESENT = -1, /*!< flash not present */ |
| 6686 | BFA_FLASH_UNINIT = -2, /*!< flash not initialized */ |
| 6687 | BFA_FLASH_BAD = -3, /*!< flash bad */ |
| 6688 | BFA_FLASH_BUSY = -4, /*!< flash busy */ |
| 6689 | BFA_FLASH_ERR_CMD_ACT = -5, /*!< command active never cleared */ |
| 6690 | BFA_FLASH_ERR_FIFO_CNT = -6, /*!< fifo count never cleared */ |
| 6691 | BFA_FLASH_ERR_WIP = -7, /*!< write-in-progress never cleared */ |
| 6692 | BFA_FLASH_ERR_TIMEOUT = -8, /*!< fli timeout */ |
| 6693 | BFA_FLASH_ERR_LEN = -9, /*!< invalid length */ |
| 6694 | }; |
| 6695 | |
| 6696 | /** |
| 6697 | * @brief flash command register data structure |
| 6698 | */ |
| 6699 | union bfa_flash_cmd_reg_u { |
| 6700 | struct { |
| 6701 | #ifdef __BIG_ENDIAN |
| 6702 | u32 act:1; |
| 6703 | u32 rsv:1; |
| 6704 | u32 write_cnt:9; |
| 6705 | u32 read_cnt:9; |
| 6706 | u32 addr_cnt:4; |
| 6707 | u32 cmd:8; |
| 6708 | #else |
| 6709 | u32 cmd:8; |
| 6710 | u32 addr_cnt:4; |
| 6711 | u32 read_cnt:9; |
| 6712 | u32 write_cnt:9; |
| 6713 | u32 rsv:1; |
| 6714 | u32 act:1; |
| 6715 | #endif |
| 6716 | } r; |
| 6717 | u32 i; |
| 6718 | }; |
| 6719 | |
| 6720 | /** |
| 6721 | * @brief flash device status register data structure |
| 6722 | */ |
| 6723 | union bfa_flash_dev_status_reg_u { |
| 6724 | struct { |
| 6725 | #ifdef __BIG_ENDIAN |
| 6726 | u32 rsv:21; |
| 6727 | u32 fifo_cnt:6; |
| 6728 | u32 busy:1; |
| 6729 | u32 init_status:1; |
| 6730 | u32 present:1; |
| 6731 | u32 bad:1; |
| 6732 | u32 good:1; |
| 6733 | #else |
| 6734 | u32 good:1; |
| 6735 | u32 bad:1; |
| 6736 | u32 present:1; |
| 6737 | u32 init_status:1; |
| 6738 | u32 busy:1; |
| 6739 | u32 fifo_cnt:6; |
| 6740 | u32 rsv:21; |
| 6741 | #endif |
| 6742 | } r; |
| 6743 | u32 i; |
| 6744 | }; |
| 6745 | |
| 6746 | /** |
| 6747 | * @brief flash address register data structure |
| 6748 | */ |
| 6749 | union bfa_flash_addr_reg_u { |
| 6750 | struct { |
| 6751 | #ifdef __BIG_ENDIAN |
| 6752 | u32 addr:24; |
| 6753 | u32 dummy:8; |
| 6754 | #else |
| 6755 | u32 dummy:8; |
| 6756 | u32 addr:24; |
| 6757 | #endif |
| 6758 | } r; |
| 6759 | u32 i; |
| 6760 | }; |
| 6761 | |
| 6762 | /** |
| 6763 | * dg flash_raw_private Flash raw private functions |
| 6764 | */ |
| 6765 | static void |
| 6766 | bfa_flash_set_cmd(void __iomem *pci_bar, u8 wr_cnt, |
| 6767 | u8 rd_cnt, u8 ad_cnt, u8 op) |
| 6768 | { |
| 6769 | union bfa_flash_cmd_reg_u cmd; |
| 6770 | |
| 6771 | cmd.i = 0; |
| 6772 | cmd.r.act = 1; |
| 6773 | cmd.r.write_cnt = wr_cnt; |
| 6774 | cmd.r.read_cnt = rd_cnt; |
| 6775 | cmd.r.addr_cnt = ad_cnt; |
| 6776 | cmd.r.cmd = op; |
| 6777 | writel(cmd.i, (pci_bar + FLI_CMD_REG)); |
| 6778 | } |
| 6779 | |
| 6780 | static void |
| 6781 | bfa_flash_set_addr(void __iomem *pci_bar, u32 address) |
| 6782 | { |
| 6783 | union bfa_flash_addr_reg_u addr; |
| 6784 | |
| 6785 | addr.r.addr = address & 0x00ffffff; |
| 6786 | addr.r.dummy = 0; |
| 6787 | writel(addr.i, (pci_bar + FLI_ADDR_REG)); |
| 6788 | } |
| 6789 | |
| 6790 | static int |
| 6791 | bfa_flash_cmd_act_check(void __iomem *pci_bar) |
| 6792 | { |
| 6793 | union bfa_flash_cmd_reg_u cmd; |
| 6794 | |
| 6795 | cmd.i = readl(pci_bar + FLI_CMD_REG); |
| 6796 | |
| 6797 | if (cmd.r.act) |
| 6798 | return BFA_FLASH_ERR_CMD_ACT; |
| 6799 | |
| 6800 | return 0; |
| 6801 | } |
| 6802 | |
| 6803 | /** |
| 6804 | * @brief |
| 6805 | * Flush FLI data fifo. |
| 6806 | * |
| 6807 | * @param[in] pci_bar - pci bar address |
| 6808 | * @param[in] dev_status - device status |
| 6809 | * |
| 6810 | * Return 0 on success, negative error number on error. |
| 6811 | */ |
| 6812 | static u32 |
| 6813 | bfa_flash_fifo_flush(void __iomem *pci_bar) |
| 6814 | { |
| 6815 | u32 i; |
| 6816 | u32 t; |
| 6817 | union bfa_flash_dev_status_reg_u dev_status; |
| 6818 | |
| 6819 | dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); |
| 6820 | |
| 6821 | if (!dev_status.r.fifo_cnt) |
| 6822 | return 0; |
| 6823 | |
| 6824 | /* fifo counter in terms of words */ |
| 6825 | for (i = 0; i < dev_status.r.fifo_cnt; i++) |
| 6826 | t = readl(pci_bar + FLI_RDDATA_REG); |
| 6827 | |
| 6828 | /* |
| 6829 | * Check the device status. It may take some time. |
| 6830 | */ |
| 6831 | for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) { |
| 6832 | dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); |
| 6833 | if (!dev_status.r.fifo_cnt) |
| 6834 | break; |
| 6835 | } |
| 6836 | |
| 6837 | if (dev_status.r.fifo_cnt) |
| 6838 | return BFA_FLASH_ERR_FIFO_CNT; |
| 6839 | |
| 6840 | return 0; |
| 6841 | } |
| 6842 | |
| 6843 | /** |
| 6844 | * @brief |
| 6845 | * Read flash status. |
| 6846 | * |
| 6847 | * @param[in] pci_bar - pci bar address |
| 6848 | * |
| 6849 | * Return 0 on success, negative error number on error. |
| 6850 | */ |
| 6851 | static u32 |
| 6852 | bfa_flash_status_read(void __iomem *pci_bar) |
| 6853 | { |
| 6854 | union bfa_flash_dev_status_reg_u dev_status; |
Vijaya Mohan Guvva | bcde5b8 | 2013-12-23 00:18:21 -0800 | [diff] [blame] | 6855 | int status; |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 6856 | u32 ret_status; |
| 6857 | int i; |
| 6858 | |
| 6859 | status = bfa_flash_fifo_flush(pci_bar); |
| 6860 | if (status < 0) |
| 6861 | return status; |
| 6862 | |
| 6863 | bfa_flash_set_cmd(pci_bar, 0, 4, 0, BFA_FLASH_READ_STATUS); |
| 6864 | |
| 6865 | for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) { |
| 6866 | status = bfa_flash_cmd_act_check(pci_bar); |
| 6867 | if (!status) |
| 6868 | break; |
| 6869 | } |
| 6870 | |
| 6871 | if (status) |
| 6872 | return status; |
| 6873 | |
| 6874 | dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); |
| 6875 | if (!dev_status.r.fifo_cnt) |
| 6876 | return BFA_FLASH_BUSY; |
| 6877 | |
| 6878 | ret_status = readl(pci_bar + FLI_RDDATA_REG); |
| 6879 | ret_status >>= 24; |
| 6880 | |
| 6881 | status = bfa_flash_fifo_flush(pci_bar); |
| 6882 | if (status < 0) |
| 6883 | return status; |
| 6884 | |
| 6885 | return ret_status; |
| 6886 | } |
| 6887 | |
| 6888 | /** |
| 6889 | * @brief |
| 6890 | * Start flash read operation. |
| 6891 | * |
| 6892 | * @param[in] pci_bar - pci bar address |
| 6893 | * @param[in] offset - flash address offset |
| 6894 | * @param[in] len - read data length |
| 6895 | * @param[in] buf - read data buffer |
| 6896 | * |
| 6897 | * Return 0 on success, negative error number on error. |
| 6898 | */ |
| 6899 | static u32 |
| 6900 | bfa_flash_read_start(void __iomem *pci_bar, u32 offset, u32 len, |
| 6901 | char *buf) |
| 6902 | { |
Vijaya Mohan Guvva | bcde5b8 | 2013-12-23 00:18:21 -0800 | [diff] [blame] | 6903 | int status; |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 6904 | |
| 6905 | /* |
| 6906 | * len must be mutiple of 4 and not exceeding fifo size |
| 6907 | */ |
| 6908 | if (len == 0 || len > BFA_FLASH_FIFO_SIZE || (len & 0x03) != 0) |
| 6909 | return BFA_FLASH_ERR_LEN; |
| 6910 | |
| 6911 | /* |
| 6912 | * check status |
| 6913 | */ |
| 6914 | status = bfa_flash_status_read(pci_bar); |
| 6915 | if (status == BFA_FLASH_BUSY) |
| 6916 | status = bfa_flash_status_read(pci_bar); |
| 6917 | |
| 6918 | if (status < 0) |
| 6919 | return status; |
| 6920 | |
| 6921 | /* |
| 6922 | * check if write-in-progress bit is cleared |
| 6923 | */ |
| 6924 | if (status & BFA_FLASH_WIP_MASK) |
| 6925 | return BFA_FLASH_ERR_WIP; |
| 6926 | |
| 6927 | bfa_flash_set_addr(pci_bar, offset); |
| 6928 | |
| 6929 | bfa_flash_set_cmd(pci_bar, 0, (u8)len, 4, BFA_FLASH_FAST_READ); |
| 6930 | |
| 6931 | return 0; |
| 6932 | } |
| 6933 | |
| 6934 | /** |
| 6935 | * @brief |
| 6936 | * Check flash read operation. |
| 6937 | * |
| 6938 | * @param[in] pci_bar - pci bar address |
| 6939 | * |
| 6940 | * Return flash device status, 1 if busy, 0 if not. |
| 6941 | */ |
| 6942 | static u32 |
| 6943 | bfa_flash_read_check(void __iomem *pci_bar) |
| 6944 | { |
| 6945 | if (bfa_flash_cmd_act_check(pci_bar)) |
| 6946 | return 1; |
| 6947 | |
| 6948 | return 0; |
| 6949 | } |
| 6950 | /** |
| 6951 | * @brief |
| 6952 | * End flash read operation. |
| 6953 | * |
| 6954 | * @param[in] pci_bar - pci bar address |
| 6955 | * @param[in] len - read data length |
| 6956 | * @param[in] buf - read data buffer |
| 6957 | * |
| 6958 | */ |
| 6959 | static void |
| 6960 | bfa_flash_read_end(void __iomem *pci_bar, u32 len, char *buf) |
| 6961 | { |
| 6962 | |
| 6963 | u32 i; |
| 6964 | |
| 6965 | /* |
| 6966 | * read data fifo up to 32 words |
| 6967 | */ |
| 6968 | for (i = 0; i < len; i += 4) { |
| 6969 | u32 w = readl(pci_bar + FLI_RDDATA_REG); |
| 6970 | *((u32 *) (buf + i)) = swab32(w); |
| 6971 | } |
| 6972 | |
| 6973 | bfa_flash_fifo_flush(pci_bar); |
| 6974 | } |
| 6975 | |
| 6976 | /** |
| 6977 | * @brief |
| 6978 | * Perform flash raw read. |
| 6979 | * |
| 6980 | * @param[in] pci_bar - pci bar address |
| 6981 | * @param[in] offset - flash partition address offset |
| 6982 | * @param[in] buf - read data buffer |
| 6983 | * @param[in] len - read data length |
| 6984 | * |
| 6985 | * Return status. |
| 6986 | */ |
| 6987 | |
| 6988 | |
| 6989 | #define FLASH_BLOCKING_OP_MAX 500 |
| 6990 | #define FLASH_SEM_LOCK_REG 0x18820 |
| 6991 | |
| 6992 | static int |
| 6993 | bfa_raw_sem_get(void __iomem *bar) |
| 6994 | { |
| 6995 | int locked; |
| 6996 | |
| 6997 | locked = readl((bar + FLASH_SEM_LOCK_REG)); |
| 6998 | return !locked; |
| 6999 | |
| 7000 | } |
| 7001 | |
| 7002 | bfa_status_t |
| 7003 | bfa_flash_sem_get(void __iomem *bar) |
| 7004 | { |
| 7005 | u32 n = FLASH_BLOCKING_OP_MAX; |
| 7006 | |
| 7007 | while (!bfa_raw_sem_get(bar)) { |
| 7008 | if (--n <= 0) |
| 7009 | return BFA_STATUS_BADFLASH; |
Ben Hutchings | b367dca | 2014-03-09 04:04:18 +0000 | [diff] [blame] | 7010 | mdelay(10); |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 7011 | } |
| 7012 | return BFA_STATUS_OK; |
| 7013 | } |
| 7014 | |
| 7015 | void |
| 7016 | bfa_flash_sem_put(void __iomem *bar) |
| 7017 | { |
| 7018 | writel(0, (bar + FLASH_SEM_LOCK_REG)); |
| 7019 | } |
| 7020 | |
| 7021 | bfa_status_t |
| 7022 | bfa_flash_raw_read(void __iomem *pci_bar, u32 offset, char *buf, |
| 7023 | u32 len) |
| 7024 | { |
Vijaya Mohan Guvva | bcde5b8 | 2013-12-23 00:18:21 -0800 | [diff] [blame] | 7025 | u32 n; |
| 7026 | int status; |
Vijaya Mohan Guvva | 28d358d | 2013-11-21 01:37:28 -0800 | [diff] [blame] | 7027 | u32 off, l, s, residue, fifo_sz; |
| 7028 | |
| 7029 | residue = len; |
| 7030 | off = 0; |
| 7031 | fifo_sz = BFA_FLASH_FIFO_SIZE; |
| 7032 | status = bfa_flash_sem_get(pci_bar); |
| 7033 | if (status != BFA_STATUS_OK) |
| 7034 | return status; |
| 7035 | |
| 7036 | while (residue) { |
| 7037 | s = offset + off; |
| 7038 | n = s / fifo_sz; |
| 7039 | l = (n + 1) * fifo_sz - s; |
| 7040 | if (l > residue) |
| 7041 | l = residue; |
| 7042 | |
| 7043 | status = bfa_flash_read_start(pci_bar, offset + off, l, |
| 7044 | &buf[off]); |
| 7045 | if (status < 0) { |
| 7046 | bfa_flash_sem_put(pci_bar); |
| 7047 | return BFA_STATUS_FAILED; |
| 7048 | } |
| 7049 | |
| 7050 | n = BFA_FLASH_BLOCKING_OP_MAX; |
| 7051 | while (bfa_flash_read_check(pci_bar)) { |
| 7052 | if (--n <= 0) { |
| 7053 | bfa_flash_sem_put(pci_bar); |
| 7054 | return BFA_STATUS_FAILED; |
| 7055 | } |
| 7056 | } |
| 7057 | |
| 7058 | bfa_flash_read_end(pci_bar, l, &buf[off]); |
| 7059 | |
| 7060 | residue -= l; |
| 7061 | off += l; |
| 7062 | } |
| 7063 | bfa_flash_sem_put(pci_bar); |
| 7064 | |
| 7065 | return BFA_STATUS_OK; |
| 7066 | } |