/* * Copyright (c) 2005-2010 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_IOC_H__ #define __BFA_IOC_H__ #include "bfa_os_inc.h" #include "bfa_cs.h" #include "bfi.h" #define BFA_DBG_FWTRC_ENTS (BFI_IOC_TRC_ENTS) #define BFA_DBG_FWTRC_LEN \ (BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc_s) + \ (sizeof(struct bfa_trc_mod_s) - \ BFA_TRC_MAX * sizeof(struct bfa_trc_s))) /* * BFA timer declarations */ typedef void (*bfa_timer_cbfn_t)(void *); /* * BFA timer data structure */ struct bfa_timer_s { struct list_head qe; bfa_timer_cbfn_t timercb; void *arg; int timeout; /* in millisecs */ }; /* * Timer module structure */ struct bfa_timer_mod_s { struct list_head timer_q; }; #define BFA_TIMER_FREQ 200 /* specified in millisecs */ void bfa_timer_beat(struct bfa_timer_mod_s *mod); void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer, bfa_timer_cbfn_t timercb, void *arg, unsigned int timeout); void bfa_timer_stop(struct bfa_timer_s *timer); /* * Generic Scatter Gather Element used by driver */ struct bfa_sge_s { u32 sg_len; void *sg_addr; }; #define bfa_sge_word_swap(__sge) do { \ ((u32 *)(__sge))[0] = swab32(((u32 *)(__sge))[0]); \ ((u32 *)(__sge))[1] = swab32(((u32 *)(__sge))[1]); \ ((u32 *)(__sge))[2] = swab32(((u32 *)(__sge))[2]); \ } while (0) #define bfa_swap_words(_x) ( \ ((_x) << 32) | ((_x) >> 32)) #ifdef __BIGENDIAN #define bfa_sge_to_be(_x) #define bfa_sge_to_le(_x) bfa_sge_word_swap(_x) #define bfa_sgaddr_le(_x) bfa_swap_words(_x) #else #define bfa_sge_to_be(_x) bfa_sge_word_swap(_x) #define bfa_sge_to_le(_x) #define bfa_sgaddr_le(_x) (_x) #endif /* * PCI device information required by IOC */ struct bfa_pcidev_s { int pci_slot; u8 pci_func; u16 device_id; void __iomem *pci_bar_kva; }; /* * Structure used to remember the DMA-able memory block's KVA and Physical * Address */ struct bfa_dma_s { void *kva; /* ! Kernel virtual address */ u64 pa; /* ! Physical address */ }; #define BFA_DMA_ALIGN_SZ 256 #define BFA_ROUNDUP(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1)) /* * smem size for Crossbow and Catapult */ #define BFI_SMEM_CB_SIZE 0x200000U /* ! 2MB for crossbow */ #define BFI_SMEM_CT_SIZE 0x280000U /* ! 2.5MB for catapult */ #define bfa_dma_addr_set(dma_addr, pa) \ __bfa_dma_addr_set(&dma_addr, (u64)pa) static inline void __bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa) { dma_addr->a32.addr_lo = (__be32) pa; dma_addr->a32.addr_hi = (__be32) (bfa_os_u32(pa)); } #define bfa_dma_be_addr_set(dma_addr, pa) \ __bfa_dma_be_addr_set(&dma_addr, (u64)pa) static inline void __bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa) { dma_addr->a32.addr_lo = cpu_to_be32(pa); dma_addr->a32.addr_hi = cpu_to_be32(bfa_os_u32(pa)); } struct bfa_ioc_regs_s { void __iomem *hfn_mbox_cmd; void __iomem *hfn_mbox; void __iomem *lpu_mbox_cmd; void __iomem *lpu_mbox; void __iomem *pss_ctl_reg; void __iomem *pss_err_status_reg; void __iomem *app_pll_fast_ctl_reg; void __iomem *app_pll_slow_ctl_reg; void __iomem *ioc_sem_reg; void __iomem *ioc_usage_sem_reg; void __iomem *ioc_init_sem_reg; void __iomem *ioc_usage_reg; void __iomem *host_page_num_fn; void __iomem *heartbeat; void __iomem *ioc_fwstate; void __iomem *ll_halt; void __iomem *err_set; void __iomem *shirq_isr_next; void __iomem *shirq_msk_next; void __iomem *smem_page_start; u32 smem_pg0; }; #define bfa_mem_read(_raddr, _off) swab32(readl(((_raddr) + (_off)))) #define bfa_mem_write(_raddr, _off, _val) \ writel(swab32((_val)), ((_raddr) + (_off))) /* * IOC Mailbox structures */ struct bfa_mbox_cmd_s { struct list_head qe; u32 msg[BFI_IOC_MSGSZ]; }; /* * IOC mailbox module */ typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m); struct bfa_ioc_mbox_mod_s { struct list_head cmd_q; /* pending mbox queue */ int nmclass; /* number of handlers */ struct { bfa_ioc_mbox_mcfunc_t cbfn; /* message handlers */ void *cbarg; } mbhdlr[BFI_MC_MAX]; }; /* * IOC callback function interfaces */ typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status); typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa); typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa); typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa); struct bfa_ioc_cbfn_s { bfa_ioc_enable_cbfn_t enable_cbfn; bfa_ioc_disable_cbfn_t disable_cbfn; bfa_ioc_hbfail_cbfn_t hbfail_cbfn; bfa_ioc_reset_cbfn_t reset_cbfn; }; /* * Heartbeat failure notification queue element. */ struct bfa_ioc_hbfail_notify_s { struct list_head qe; bfa_ioc_hbfail_cbfn_t cbfn; void *cbarg; }; /* * Initialize a heartbeat failure notification structure */ #define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do { \ (__notify)->cbfn = (__cbfn); \ (__notify)->cbarg = (__cbarg); \ } while (0) struct bfa_iocpf_s { bfa_fsm_t fsm; struct bfa_ioc_s *ioc; u32 retry_count; bfa_boolean_t auto_recover; }; struct bfa_ioc_s { bfa_fsm_t fsm; struct bfa_s *bfa; struct bfa_pcidev_s pcidev; struct bfa_timer_mod_s *timer_mod; struct bfa_timer_s ioc_timer; struct bfa_timer_s sem_timer; struct bfa_timer_s hb_timer; u32 hb_count; struct list_head hb_notify_q; void *dbg_fwsave; int dbg_fwsave_len; bfa_boolean_t dbg_fwsave_once; enum bfi_mclass ioc_mc; struct bfa_ioc_regs_s ioc_regs; struct bfa_trc_mod_s *trcmod; struct bfa_ioc_drv_stats_s stats; bfa_boolean_t fcmode; bfa_boolean_t ctdev; bfa_boolean_t cna; bfa_boolean_t pllinit; bfa_boolean_t stats_busy; /* outstanding stats */ u8 port_id; struct bfa_dma_s attr_dma; struct bfi_ioc_attr_s *attr; struct bfa_ioc_cbfn_s *cbfn; struct bfa_ioc_mbox_mod_s mbox_mod; struct bfa_ioc_hwif_s *ioc_hwif; struct bfa_iocpf_s iocpf; }; struct bfa_ioc_hwif_s { bfa_status_t (*ioc_pll_init) (void __iomem *rb, bfa_boolean_t fcmode); bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc); void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc); void (*ioc_reg_init) (struct bfa_ioc_s *ioc); void (*ioc_map_port) (struct bfa_ioc_s *ioc); void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc, bfa_boolean_t msix); void (*ioc_notify_hbfail) (struct bfa_ioc_s *ioc); void (*ioc_ownership_reset) (struct bfa_ioc_s *ioc); }; #define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func) #define bfa_ioc_devid(__ioc) ((__ioc)->pcidev.device_id) #define bfa_ioc_bar0(__ioc) ((__ioc)->pcidev.pci_bar_kva) #define bfa_ioc_portid(__ioc) ((__ioc)->port_id) #define bfa_ioc_fetch_stats(__ioc, __stats) \ (((__stats)->drv_stats) = (__ioc)->stats) #define bfa_ioc_clr_stats(__ioc) \ memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats)) #define bfa_ioc_maxfrsize(__ioc) ((__ioc)->attr->maxfrsize) #define bfa_ioc_rx_bbcredit(__ioc) ((__ioc)->attr->rx_bbcredit) #define bfa_ioc_speed_sup(__ioc) \ BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop) #define bfa_ioc_get_nports(__ioc) \ BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop) #define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) #define BFA_IOC_FWIMG_MINSZ (16 * 1024) #define BFA_IOC_FWIMG_TYPE(__ioc) \ (((__ioc)->ctdev) ? \ (((__ioc)->fcmode) ? BFI_IMAGE_CT_FC : BFI_IMAGE_CT_CNA) : \ BFI_IMAGE_CB_FC) #define BFA_IOC_FW_SMEM_SIZE(__ioc) \ (((__ioc)->ctdev) ? BFI_SMEM_CT_SIZE : BFI_SMEM_CB_SIZE) #define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) #define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) #define BFA_IOC_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS) /* * IOC mailbox interface */ void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd); void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs); void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc); void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len); void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg); void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg); /* * IOC interfaces */ #define bfa_ioc_pll_init_asic(__ioc) \ ((__ioc)->ioc_hwif->ioc_pll_init((__ioc)->pcidev.pci_bar_kva, \ (__ioc)->fcmode)) bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc); bfa_status_t bfa_ioc_cb_pll_init(void __iomem *rb, bfa_boolean_t fcmode); bfa_boolean_t bfa_ioc_ct_pll_init_complete(void __iomem *rb); bfa_status_t bfa_ioc_ct_pll_init(void __iomem *rb, bfa_boolean_t fcmode); #define bfa_ioc_isr_mode_set(__ioc, __msix) \ ((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix)) #define bfa_ioc_ownership_reset(__ioc) \ ((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc)) void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc); void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc); void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod); void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); void bfa_ioc_detach(struct bfa_ioc_s *ioc); void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, enum bfi_mclass mc); void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa); void bfa_ioc_enable(struct bfa_ioc_s *ioc); void bfa_ioc_disable(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc); void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param); void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg); void bfa_ioc_error_isr(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_initialized(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc); enum bfa_ioc_type_e bfa_ioc_get_type(struct bfa_ioc_s *ioc); void bfa_ioc_get_adapter_serial_num(struct bfa_ioc_s *ioc, char *serial_num); void bfa_ioc_get_adapter_fw_ver(struct bfa_ioc_s *ioc, char *fw_ver); void bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc_s *ioc, char *optrom_ver); void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model); void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc_s *ioc, char *manufacturer); void bfa_ioc_get_pci_chip_rev(struct bfa_ioc_s *ioc, char *chip_rev); enum bfa_ioc_state bfa_ioc_get_state(struct bfa_ioc_s *ioc); void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr); void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, struct bfa_adapter_attr_s *ad_attr); void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave); bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen); bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen); bfa_status_t bfa_ioc_debug_fwcore(struct bfa_ioc_s *ioc, void *buf, u32 *offset, int *buflen); void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_sem_get(void __iomem *sem_reg); void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); bfa_status_t bfa_ioc_fw_stats_get(struct bfa_ioc_s *ioc, void *stats); bfa_status_t bfa_ioc_fw_stats_clear(struct bfa_ioc_s *ioc); /* * bfa mfg wwn API functions */ mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc); mac_t bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc); /* * F/W Image Size & Chunk */ extern u32 bfi_image_ct_fc_size; extern u32 bfi_image_ct_cna_size; extern u32 bfi_image_cb_fc_size; extern u32 *bfi_image_ct_fc; extern u32 *bfi_image_ct_cna; extern u32 *bfi_image_cb_fc; static inline u32 * bfi_image_ct_fc_get_chunk(u32 off) { return (u32 *)(bfi_image_ct_fc + off); } static inline u32 * bfi_image_ct_cna_get_chunk(u32 off) { return (u32 *)(bfi_image_ct_cna + off); } static inline u32 * bfi_image_cb_fc_get_chunk(u32 off) { return (u32 *)(bfi_image_cb_fc + off); } static inline u32* bfa_cb_image_get_chunk(int type, u32 off) { switch (type) { case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_get_chunk(off); break; case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_get_chunk(off); break; case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_get_chunk(off); break; default: return NULL; } } static inline u32 bfa_cb_image_get_size(int type) { switch (type) { case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_size; break; case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_size; break; case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_size; break; default: return 0; } } /* * CNA TRCMOD declaration */ /* * !!! Only append to the enums defined here to avoid any versioning * !!! needed between trace utility and driver version */ enum { BFA_TRC_CNA_PORT = 1, BFA_TRC_CNA_IOC = 2, BFA_TRC_CNA_IOC_CB = 3, BFA_TRC_CNA_IOC_CT = 4, }; #endif /* __BFA_IOC_H__ */