Jing Huang | 7725ccf | 2009-09-23 17:46:15 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. |
| 3 | * All rights reserved |
| 4 | * www.brocade.com |
| 5 | * |
| 6 | * Linux driver for Brocade Fibre Channel Host Bus Adapter. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms of the GNU General Public License (GPL) Version 2 as |
| 10 | * published by the Free Software Foundation |
| 11 | * |
| 12 | * This program is distributed in the hope that it will be useful, but |
| 13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * General Public License for more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef __BFA_IOCFC_H__ |
| 19 | #define __BFA_IOCFC_H__ |
| 20 | |
| 21 | #include <bfa_ioc.h> |
| 22 | #include <bfa.h> |
| 23 | #include <bfi/bfi_iocfc.h> |
| 24 | #include <bfa_callback_priv.h> |
| 25 | |
| 26 | #define BFA_REQQ_NELEMS_MIN (4) |
| 27 | #define BFA_RSPQ_NELEMS_MIN (4) |
| 28 | |
| 29 | struct bfa_iocfc_regs_s { |
| 30 | bfa_os_addr_t intr_status; |
| 31 | bfa_os_addr_t intr_mask; |
| 32 | bfa_os_addr_t cpe_q_pi[BFI_IOC_MAX_CQS]; |
| 33 | bfa_os_addr_t cpe_q_ci[BFI_IOC_MAX_CQS]; |
| 34 | bfa_os_addr_t cpe_q_depth[BFI_IOC_MAX_CQS]; |
| 35 | bfa_os_addr_t cpe_q_ctrl[BFI_IOC_MAX_CQS]; |
| 36 | bfa_os_addr_t rme_q_ci[BFI_IOC_MAX_CQS]; |
| 37 | bfa_os_addr_t rme_q_pi[BFI_IOC_MAX_CQS]; |
| 38 | bfa_os_addr_t rme_q_depth[BFI_IOC_MAX_CQS]; |
| 39 | bfa_os_addr_t rme_q_ctrl[BFI_IOC_MAX_CQS]; |
| 40 | }; |
| 41 | |
| 42 | /** |
| 43 | * MSIX vector handlers |
| 44 | */ |
| 45 | #define BFA_MSIX_MAX_VECTORS 22 |
| 46 | typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec); |
| 47 | struct bfa_msix_s { |
| 48 | int nvecs; |
| 49 | bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS]; |
| 50 | }; |
| 51 | |
| 52 | /** |
| 53 | * Chip specific interfaces |
| 54 | */ |
| 55 | struct bfa_hwif_s { |
| 56 | void (*hw_reginit)(struct bfa_s *bfa); |
| 57 | void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq); |
| 58 | void (*hw_msix_init)(struct bfa_s *bfa, int nvecs); |
| 59 | void (*hw_msix_install)(struct bfa_s *bfa); |
| 60 | void (*hw_msix_uninstall)(struct bfa_s *bfa); |
| 61 | void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix); |
| 62 | void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap, |
| 63 | u32 *nvecs, u32 *maxvec); |
| 64 | }; |
| 65 | typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status); |
| 66 | |
| 67 | struct bfa_iocfc_s { |
| 68 | struct bfa_s *bfa; |
| 69 | struct bfa_iocfc_cfg_s cfg; |
| 70 | int action; |
| 71 | |
| 72 | u32 req_cq_pi[BFI_IOC_MAX_CQS]; |
| 73 | u32 rsp_cq_ci[BFI_IOC_MAX_CQS]; |
| 74 | |
| 75 | struct bfa_cb_qe_s init_hcb_qe; |
| 76 | struct bfa_cb_qe_s stop_hcb_qe; |
| 77 | struct bfa_cb_qe_s dis_hcb_qe; |
| 78 | struct bfa_cb_qe_s stats_hcb_qe; |
| 79 | bfa_boolean_t cfgdone; |
| 80 | |
| 81 | struct bfa_dma_s cfg_info; |
| 82 | struct bfi_iocfc_cfg_s *cfginfo; |
| 83 | struct bfa_dma_s cfgrsp_dma; |
| 84 | struct bfi_iocfc_cfgrsp_s *cfgrsp; |
| 85 | struct bfi_iocfc_cfg_reply_s *cfg_reply; |
| 86 | |
| 87 | u8 *stats_kva; |
| 88 | u64 stats_pa; |
| 89 | struct bfa_fw_stats_s *fw_stats; |
| 90 | struct bfa_timer_s stats_timer; /* timer */ |
| 91 | struct bfa_iocfc_stats_s *stats_ret; /* driver stats location */ |
| 92 | bfa_status_t stats_status; /* stats/statsclr status */ |
| 93 | bfa_boolean_t stats_busy; /* outstanding stats */ |
| 94 | bfa_cb_ioc_t stats_cbfn; /* driver callback function */ |
| 95 | void *stats_cbarg; /* user callback arg */ |
| 96 | |
| 97 | struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS]; |
| 98 | struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS]; |
| 99 | struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS]; |
| 100 | struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS]; |
| 101 | struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */ |
| 102 | struct bfa_hwif_s hwif; |
| 103 | |
| 104 | bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */ |
| 105 | void *updateq_cbarg; /* bios callback arg */ |
| 106 | }; |
| 107 | |
| 108 | #define bfa_lpuid(__bfa) bfa_ioc_portid(&(__bfa)->ioc) |
| 109 | #define bfa_msix_init(__bfa, __nvecs) \ |
| 110 | (__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs) |
| 111 | #define bfa_msix_install(__bfa) \ |
| 112 | (__bfa)->iocfc.hwif.hw_msix_install(__bfa) |
| 113 | #define bfa_msix_uninstall(__bfa) \ |
| 114 | (__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa) |
| 115 | #define bfa_isr_mode_set(__bfa, __msix) \ |
| 116 | (__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix) |
| 117 | #define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \ |
| 118 | (__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) |
| 119 | |
| 120 | /* |
| 121 | * FC specific IOC functions. |
| 122 | */ |
| 123 | void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, |
| 124 | u32 *dm_len); |
| 125 | void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, |
| 126 | struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, |
| 127 | struct bfa_pcidev_s *pcidev); |
| 128 | void bfa_iocfc_detach(struct bfa_s *bfa); |
| 129 | void bfa_iocfc_init(struct bfa_s *bfa); |
| 130 | void bfa_iocfc_start(struct bfa_s *bfa); |
| 131 | void bfa_iocfc_stop(struct bfa_s *bfa); |
| 132 | void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg); |
| 133 | void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa); |
| 134 | bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa); |
| 135 | void bfa_iocfc_reset_queues(struct bfa_s *bfa); |
| 136 | void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba, |
| 137 | u32 reqq_sci, u32 rspq_spi, |
| 138 | bfa_cb_iocfc_t cbfn, void *cbarg); |
| 139 | |
| 140 | void bfa_msix_all(struct bfa_s *bfa, int vec); |
| 141 | void bfa_msix_reqq(struct bfa_s *bfa, int vec); |
| 142 | void bfa_msix_rspq(struct bfa_s *bfa, int vec); |
| 143 | void bfa_msix_lpu_err(struct bfa_s *bfa, int vec); |
| 144 | |
| 145 | void bfa_hwcb_reginit(struct bfa_s *bfa); |
| 146 | void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq); |
| 147 | void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs); |
| 148 | void bfa_hwcb_msix_install(struct bfa_s *bfa); |
| 149 | void bfa_hwcb_msix_uninstall(struct bfa_s *bfa); |
| 150 | void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); |
| 151 | void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, |
| 152 | u32 *nvecs, u32 *maxvec); |
| 153 | void bfa_hwct_reginit(struct bfa_s *bfa); |
| 154 | void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq); |
| 155 | void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs); |
| 156 | void bfa_hwct_msix_install(struct bfa_s *bfa); |
| 157 | void bfa_hwct_msix_uninstall(struct bfa_s *bfa); |
| 158 | void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); |
| 159 | void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, |
| 160 | u32 *nvecs, u32 *maxvec); |
| 161 | |
| 162 | void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len); |
| 163 | void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi, |
| 164 | bfa_boolean_t mincfg); |
| 165 | void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns); |
| 166 | |
| 167 | #endif /* __BFA_IOCFC_H__ */ |
| 168 | |