/* * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. * All rights reserved * www.brocade.com * * Linux driver for Brocade Fibre Channel Host Bus Adapter. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License (GPL) Version 2 as * published by the Free Software Foundation * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. */ #ifndef __BFA_IOCFC_H__ #define __BFA_IOCFC_H__ #include #include #include #include #include #define BFA_REQQ_NELEMS_MIN (4) #define BFA_RSPQ_NELEMS_MIN (4) struct bfa_iocfc_regs_s { bfa_os_addr_t intr_status; bfa_os_addr_t intr_mask; bfa_os_addr_t cpe_q_pi[BFI_IOC_MAX_CQS]; bfa_os_addr_t cpe_q_ci[BFI_IOC_MAX_CQS]; bfa_os_addr_t cpe_q_depth[BFI_IOC_MAX_CQS]; bfa_os_addr_t cpe_q_ctrl[BFI_IOC_MAX_CQS]; bfa_os_addr_t rme_q_ci[BFI_IOC_MAX_CQS]; bfa_os_addr_t rme_q_pi[BFI_IOC_MAX_CQS]; bfa_os_addr_t rme_q_depth[BFI_IOC_MAX_CQS]; bfa_os_addr_t rme_q_ctrl[BFI_IOC_MAX_CQS]; }; /** * MSIX vector handlers */ #define BFA_MSIX_MAX_VECTORS 22 typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec); struct bfa_msix_s { int nvecs; bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS]; }; /** * Chip specific interfaces */ struct bfa_hwif_s { void (*hw_reginit)(struct bfa_s *bfa); void (*hw_reqq_ack)(struct bfa_s *bfa, int reqq); void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq); void (*hw_msix_init)(struct bfa_s *bfa, int nvecs); void (*hw_msix_install)(struct bfa_s *bfa); void (*hw_msix_uninstall)(struct bfa_s *bfa); void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix); void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); }; typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status); struct bfa_iocfc_s { struct bfa_s *bfa; struct bfa_iocfc_cfg_s cfg; int action; u32 req_cq_pi[BFI_IOC_MAX_CQS]; u32 rsp_cq_ci[BFI_IOC_MAX_CQS]; struct bfa_cb_qe_s init_hcb_qe; struct bfa_cb_qe_s stop_hcb_qe; struct bfa_cb_qe_s dis_hcb_qe; struct bfa_cb_qe_s stats_hcb_qe; bfa_boolean_t cfgdone; struct bfa_dma_s cfg_info; struct bfi_iocfc_cfg_s *cfginfo; struct bfa_dma_s cfgrsp_dma; struct bfi_iocfc_cfgrsp_s *cfgrsp; struct bfi_iocfc_cfg_reply_s *cfg_reply; u8 *stats_kva; u64 stats_pa; struct bfa_fw_stats_s *fw_stats; struct bfa_timer_s stats_timer; /* timer */ struct bfa_iocfc_stats_s *stats_ret; /* driver stats location */ bfa_status_t stats_status; /* stats/statsclr status */ bfa_boolean_t stats_busy; /* outstanding stats */ bfa_cb_ioc_t stats_cbfn; /* driver callback function */ void *stats_cbarg; /* user callback arg */ struct bfa_dma_s req_cq_ba[BFI_IOC_MAX_CQS]; struct bfa_dma_s req_cq_shadow_ci[BFI_IOC_MAX_CQS]; struct bfa_dma_s rsp_cq_ba[BFI_IOC_MAX_CQS]; struct bfa_dma_s rsp_cq_shadow_pi[BFI_IOC_MAX_CQS]; struct bfa_iocfc_regs_s bfa_regs; /* BFA device registers */ struct bfa_hwif_s hwif; bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */ void *updateq_cbarg; /* bios callback arg */ }; #define bfa_lpuid(__bfa) bfa_ioc_portid(&(__bfa)->ioc) #define bfa_msix_init(__bfa, __nvecs) \ ((__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)) #define bfa_msix_install(__bfa) \ ((__bfa)->iocfc.hwif.hw_msix_install(__bfa)) #define bfa_msix_uninstall(__bfa) \ ((__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)) #define bfa_isr_mode_set(__bfa, __msix) \ ((__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)) #define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \ ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \ __nvecs, __maxvec)) /* * FC specific IOC functions. */ void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, u32 *dm_len); void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev); void bfa_iocfc_detach(struct bfa_s *bfa); void bfa_iocfc_init(struct bfa_s *bfa); void bfa_iocfc_start(struct bfa_s *bfa); void bfa_iocfc_stop(struct bfa_s *bfa); void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg); void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa); bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa); void bfa_iocfc_reset_queues(struct bfa_s *bfa); void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba, u32 reqq_sci, u32 rspq_spi, bfa_cb_iocfc_t cbfn, void *cbarg); void bfa_msix_all(struct bfa_s *bfa, int vec); void bfa_msix_reqq(struct bfa_s *bfa, int vec); void bfa_msix_rspq(struct bfa_s *bfa, int vec); void bfa_msix_lpu_err(struct bfa_s *bfa, int vec); void bfa_hwcb_reginit(struct bfa_s *bfa); void bfa_hwcb_reqq_ack(struct bfa_s *bfa, int rspq); void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq); void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs); void bfa_hwcb_msix_install(struct bfa_s *bfa); void bfa_hwcb_msix_uninstall(struct bfa_s *bfa); void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); void bfa_hwct_reginit(struct bfa_s *bfa); void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq); void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq); void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs); void bfa_hwct_msix_install(struct bfa_s *bfa); void bfa_hwct_msix_uninstall(struct bfa_s *bfa); void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len); void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi, bfa_boolean_t mincfg); void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns); void bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg); int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport); #endif /* __BFA_IOCFC_H__ */