diff options
Diffstat (limited to 'drivers/scsi/bfa/bfa_core.c')
| -rw-r--r-- | drivers/scsi/bfa/bfa_core.c | 1827 |
1 files changed, 1209 insertions, 618 deletions
diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c index c2fa07f2485..e3f67b097a5 100644 --- a/drivers/scsi/bfa/bfa_core.c +++ b/drivers/scsi/bfa/bfa_core.c @@ -15,17 +15,171 @@ * General Public License for more details. */ -#include "bfa_modules.h" -#include "bfi_ctreg.h" #include "bfad_drv.h" +#include "bfa_modules.h" +#include "bfi_reg.h" BFA_TRC_FILE(HAL, CORE); -/** +/* + * BFA module list terminated by NULL + */ +static struct bfa_module_s *hal_mods[] = { + &hal_mod_fcdiag, + &hal_mod_sgpg, + &hal_mod_fcport, + &hal_mod_fcxp, + &hal_mod_lps, + &hal_mod_uf, + &hal_mod_rport, + &hal_mod_fcp, + &hal_mod_dconf, + NULL +}; + +/* + * Message handlers for various modules. + */ +static bfa_isr_func_t bfa_isrs[BFI_MC_MAX] = { + bfa_isr_unhandled, /* NONE */ + bfa_isr_unhandled, /* BFI_MC_IOC */ + bfa_fcdiag_intr, /* BFI_MC_DIAG */ + bfa_isr_unhandled, /* BFI_MC_FLASH */ + bfa_isr_unhandled, /* BFI_MC_CEE */ + bfa_fcport_isr, /* BFI_MC_FCPORT */ + bfa_isr_unhandled, /* BFI_MC_IOCFC */ + bfa_isr_unhandled, /* BFI_MC_LL */ + bfa_uf_isr, /* BFI_MC_UF */ + bfa_fcxp_isr, /* BFI_MC_FCXP */ + bfa_lps_isr, /* BFI_MC_LPS */ + bfa_rport_isr, /* BFI_MC_RPORT */ + bfa_itn_isr, /* BFI_MC_ITN */ + bfa_isr_unhandled, /* BFI_MC_IOIM_READ */ + bfa_isr_unhandled, /* BFI_MC_IOIM_WRITE */ + bfa_isr_unhandled, /* BFI_MC_IOIM_IO */ + bfa_ioim_isr, /* BFI_MC_IOIM */ + bfa_ioim_good_comp_isr, /* BFI_MC_IOIM_IOCOM */ + bfa_tskim_isr, /* BFI_MC_TSKIM */ + bfa_isr_unhandled, /* BFI_MC_SBOOT */ + bfa_isr_unhandled, /* BFI_MC_IPFC */ + bfa_isr_unhandled, /* BFI_MC_PORT */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ + bfa_isr_unhandled, /* --------- */ +}; +/* + * Message handlers for mailbox command classes + */ +static bfa_ioc_mbox_mcfunc_t bfa_mbox_isrs[BFI_MC_MAX] = { + NULL, + NULL, /* BFI_MC_IOC */ + NULL, /* BFI_MC_DIAG */ + NULL, /* BFI_MC_FLASH */ + NULL, /* BFI_MC_CEE */ + NULL, /* BFI_MC_PORT */ + bfa_iocfc_isr, /* BFI_MC_IOCFC */ + NULL, +}; + + + +static void +bfa_com_port_attach(struct bfa_s *bfa) +{ + struct bfa_port_s *port = &bfa->modules.port; + struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa); + + bfa_port_attach(port, &bfa->ioc, bfa, bfa->trcmod); + bfa_port_mem_claim(port, port_dma->kva_curp, port_dma->dma_curp); +} + +/* + * ablk module attach + */ +static void +bfa_com_ablk_attach(struct bfa_s *bfa) +{ + struct bfa_ablk_s *ablk = &bfa->modules.ablk; + struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa); + + bfa_ablk_attach(ablk, &bfa->ioc); + bfa_ablk_memclaim(ablk, ablk_dma->kva_curp, ablk_dma->dma_curp); +} + +static void +bfa_com_cee_attach(struct bfa_s *bfa) +{ + struct bfa_cee_s *cee = &bfa->modules.cee; + struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa); + + cee->trcmod = bfa->trcmod; + bfa_cee_attach(cee, &bfa->ioc, bfa); + bfa_cee_mem_claim(cee, cee_dma->kva_curp, cee_dma->dma_curp); +} + +static void +bfa_com_sfp_attach(struct bfa_s *bfa) +{ + struct bfa_sfp_s *sfp = BFA_SFP_MOD(bfa); + struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa); + + bfa_sfp_attach(sfp, &bfa->ioc, bfa, bfa->trcmod); + bfa_sfp_memclaim(sfp, sfp_dma->kva_curp, sfp_dma->dma_curp); +} + +static void +bfa_com_flash_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) +{ + struct bfa_flash_s *flash = BFA_FLASH(bfa); + struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa); + + bfa_flash_attach(flash, &bfa->ioc, bfa, bfa->trcmod, mincfg); + bfa_flash_memclaim(flash, flash_dma->kva_curp, + flash_dma->dma_curp, mincfg); +} + +static void +bfa_com_diag_attach(struct bfa_s *bfa) +{ + struct bfa_diag_s *diag = BFA_DIAG_MOD(bfa); + struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa); + + bfa_diag_attach(diag, &bfa->ioc, bfa, bfa_fcport_beacon, bfa->trcmod); + bfa_diag_memclaim(diag, diag_dma->kva_curp, diag_dma->dma_curp); +} + +static void +bfa_com_phy_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) +{ + struct bfa_phy_s *phy = BFA_PHY(bfa); + struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa); + + bfa_phy_attach(phy, &bfa->ioc, bfa, bfa->trcmod, mincfg); + bfa_phy_memclaim(phy, phy_dma->kva_curp, phy_dma->dma_curp, mincfg); +} + +static void +bfa_com_fru_attach(struct bfa_s *bfa, bfa_boolean_t mincfg) +{ + struct bfa_fru_s *fru = BFA_FRU(bfa); + struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa); + + bfa_fru_attach(fru, &bfa->ioc, bfa, bfa->trcmod, mincfg); + bfa_fru_memclaim(fru, fru_dma->kva_curp, fru_dma->dma_curp, mincfg); +} + +/* * BFA IOC FC related definitions */ -/** +/* * IOC local definitions */ #define BFA_IOCFC_TOV 5000 /* msecs */ @@ -35,6 +189,7 @@ enum { BFA_IOCFC_ACT_INIT = 1, BFA_IOCFC_ACT_STOP = 2, BFA_IOCFC_ACT_DISABLE = 3, + BFA_IOCFC_ACT_ENABLE = 4, }; #define DEF_CFG_NUM_FABRICS 1 @@ -54,31 +209,490 @@ enum { #define DEF_CFG_NUM_SBOOT_TGTS 16 #define DEF_CFG_NUM_SBOOT_LUNS 16 -/** +/* + * IOCFC state machine definitions/declarations + */ +bfa_fsm_state_decl(bfa_iocfc, stopped, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, initing, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, dconf_read, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, init_cfg_wait, + struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, init_cfg_done, + struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, operational, + struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, dconf_write, + struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, stopping, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, enabling, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, cfg_wait, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, disabling, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, disabled, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, failed, struct bfa_iocfc_s, enum iocfc_event); +bfa_fsm_state_decl(bfa_iocfc, init_failed, + struct bfa_iocfc_s, enum iocfc_event); + +/* * forward declaration for IOC FC functions */ +static void bfa_iocfc_start_submod(struct bfa_s *bfa); +static void bfa_iocfc_disable_submod(struct bfa_s *bfa); +static void bfa_iocfc_send_cfg(void *bfa_arg); static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status); static void bfa_iocfc_disable_cbfn(void *bfa_arg); static void bfa_iocfc_hbfail_cbfn(void *bfa_arg); static void bfa_iocfc_reset_cbfn(void *bfa_arg); static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn; +static void bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete); +static void bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl); +static void bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl); +static void bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl); + +static void +bfa_iocfc_sm_stopped_entry(struct bfa_iocfc_s *iocfc) +{ +} + +static void +bfa_iocfc_sm_stopped(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_INIT: + case IOCFC_E_ENABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_initing); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_initing_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_ioc_enable(&iocfc->bfa->ioc); +} + +static void +bfa_iocfc_sm_initing(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_IOC_ENABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read); + break; + + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_dconf_read_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_dconf_modinit(iocfc->bfa); +} + +static void +bfa_iocfc_sm_dconf_read(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_DCONF_DONE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_wait); + break; + + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_init_cfg_wait_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_iocfc_send_cfg(iocfc->bfa); +} + +static void +bfa_iocfc_sm_init_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_CFG_DONE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_cfg_done); + break; + + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_init_failed); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_init_cfg_done_entry(struct bfa_iocfc_s *iocfc) +{ + iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe, + bfa_iocfc_init_cb, iocfc->bfa); +} + +static void +bfa_iocfc_sm_init_cfg_done(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_START: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational); + break; + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_operational_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_fcport_init(iocfc->bfa); + bfa_iocfc_start_submod(iocfc->bfa); +} + +static void +bfa_iocfc_sm_operational(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); + break; + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_dconf_write_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_dconf_modexit(iocfc->bfa); +} + +static void +bfa_iocfc_sm_dconf_write(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_DCONF_DONE: + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_stopping_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_ioc_disable(&iocfc->bfa->ioc); +} -/** - * BFA Interrupt handling functions - */ static void -bfa_msix_errint(struct bfa_s *bfa, u32 intr) +bfa_iocfc_sm_stopping(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_IOC_DISABLED: + bfa_isr_disable(iocfc->bfa); + bfa_iocfc_disable_submod(iocfc->bfa); + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped); + iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.stop_hcb_qe, + bfa_iocfc_stop_cb, iocfc->bfa); + break; + + case IOCFC_E_IOC_ENABLED: + case IOCFC_E_DCONF_DONE: + case IOCFC_E_CFG_DONE: + break; + + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_enabling_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_ioc_enable(&iocfc->bfa->ioc); +} + +static void +bfa_iocfc_sm_enabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_IOC_ENABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait); + break; + + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); + break; + + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); + + if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) + break; + + iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, + bfa_iocfc_enable_cb, iocfc->bfa); + iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_cfg_wait_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_iocfc_send_cfg(iocfc->bfa); +} + +static void +bfa_iocfc_sm_cfg_wait(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_CFG_DONE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_operational); + if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) + break; + + iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, + bfa_iocfc_enable_cb, iocfc->bfa); + iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; + break; + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); + break; + case IOCFC_E_IOC_FAILED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_failed); + if (iocfc->bfa->iocfc.cb_reqd == BFA_FALSE) + break; + + iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.en_hcb_qe, + bfa_iocfc_enable_cb, iocfc->bfa); + iocfc->bfa->iocfc.cb_reqd = BFA_FALSE; + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_disabling_entry(struct bfa_iocfc_s *iocfc) { - bfa_ioc_error_isr(&bfa->ioc); + bfa_ioc_disable(&iocfc->bfa->ioc); +} + +static void +bfa_iocfc_sm_disabling(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_IOC_DISABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabled); + break; + case IOCFC_E_IOC_ENABLED: + case IOCFC_E_DCONF_DONE: + case IOCFC_E_CFG_DONE: + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } } static void -bfa_msix_lpu(struct bfa_s *bfa) +bfa_iocfc_sm_disabled_entry(struct bfa_iocfc_s *iocfc) { - bfa_ioc_mbox_isr(&bfa->ioc); + bfa_isr_disable(iocfc->bfa); + bfa_iocfc_disable_submod(iocfc->bfa); + iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe, + bfa_iocfc_disable_cb, iocfc->bfa); } static void +bfa_iocfc_sm_disabled(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); + break; + case IOCFC_E_ENABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_enabling); + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_failed_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_isr_disable(iocfc->bfa); + bfa_iocfc_disable_submod(iocfc->bfa); +} + +static void +bfa_iocfc_sm_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_write); + break; + case IOCFC_E_DISABLE: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_disabling); + break; + case IOCFC_E_IOC_ENABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_cfg_wait); + break; + case IOCFC_E_IOC_FAILED: + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +static void +bfa_iocfc_sm_init_failed_entry(struct bfa_iocfc_s *iocfc) +{ + bfa_isr_disable(iocfc->bfa); + iocfc->bfa->iocfc.op_status = BFA_STATUS_FAILED; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.init_hcb_qe, + bfa_iocfc_init_cb, iocfc->bfa); +} + +static void +bfa_iocfc_sm_init_failed(struct bfa_iocfc_s *iocfc, enum iocfc_event event) +{ + bfa_trc(iocfc->bfa, event); + + switch (event) { + case IOCFC_E_STOP: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopping); + break; + case IOCFC_E_DISABLE: + bfa_ioc_disable(&iocfc->bfa->ioc); + break; + case IOCFC_E_IOC_ENABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_dconf_read); + break; + case IOCFC_E_IOC_DISABLED: + bfa_fsm_set_state(iocfc, bfa_iocfc_sm_stopped); + iocfc->bfa->iocfc.op_status = BFA_STATUS_OK; + bfa_cb_queue(iocfc->bfa, &iocfc->bfa->iocfc.dis_hcb_qe, + bfa_iocfc_disable_cb, iocfc->bfa); + break; + case IOCFC_E_IOC_FAILED: + break; + default: + bfa_sm_fault(iocfc->bfa, event); + break; + } +} + +/* + * BFA Interrupt handling functions + */ +static void bfa_reqq_resume(struct bfa_s *bfa, int qid) { struct list_head *waitq, *qe, *qen; @@ -86,7 +700,7 @@ bfa_reqq_resume(struct bfa_s *bfa, int qid) waitq = bfa_reqq(bfa, qid); list_for_each_safe(qe, qen, waitq) { - /** + /* * Callback only as long as there is room in request queue */ if (bfa_reqq_full(bfa, qid)) @@ -98,125 +712,182 @@ bfa_reqq_resume(struct bfa_s *bfa, int qid) } } -void -bfa_msix_all(struct bfa_s *bfa, int vec) +bfa_boolean_t +bfa_isr_rspq(struct bfa_s *bfa, int qid) { - bfa_intx(bfa); + struct bfi_msg_s *m; + u32 pi, ci; + struct list_head *waitq; + bfa_boolean_t ret; + + ci = bfa_rspq_ci(bfa, qid); + pi = bfa_rspq_pi(bfa, qid); + + ret = (ci != pi); + + while (ci != pi) { + m = bfa_rspq_elem(bfa, qid, ci); + WARN_ON(m->mhdr.msg_class >= BFI_MC_MAX); + + bfa_isrs[m->mhdr.msg_class] (bfa, m); + CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); + } + + /* + * acknowledge RME completions and update CI + */ + bfa_isr_rspq_ack(bfa, qid, ci); + + /* + * Resume any pending requests in the corresponding reqq. + */ + waitq = bfa_reqq(bfa, qid); + if (!list_empty(waitq)) + bfa_reqq_resume(bfa, qid); + + return ret; } -/** - * hal_intr_api - */ -bfa_boolean_t -bfa_intx(struct bfa_s *bfa) +static inline void +bfa_isr_reqq(struct bfa_s *bfa, int qid) { - u32 intr, qintr; - int queue; + struct list_head *waitq; - intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); + bfa_isr_reqq_ack(bfa, qid); + + /* + * Resume any pending requests in the corresponding reqq. + */ + waitq = bfa_reqq(bfa, qid); + if (!list_empty(waitq)) + bfa_reqq_resume(bfa, qid); +} + +void +bfa_msix_all(struct bfa_s *bfa, int vec) +{ + u32 intr, qintr; + int queue; + + intr = readl(bfa->iocfc.bfa_regs.intr_status); if (!intr) - return BFA_FALSE; + return; - /** + /* * RME completion queue interrupt */ qintr = intr & __HFN_INT_RME_MASK; - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); - - for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { - if (intr & (__HFN_INT_RME_Q0 << queue)) - bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); + if (qintr && bfa->queue_process) { + for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) + bfa_isr_rspq(bfa, queue); } + intr &= ~qintr; if (!intr) - return BFA_TRUE; + return; - /** + /* * CPE completion queue interrupt */ qintr = intr & __HFN_INT_CPE_MASK; - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr); - - for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) { - if (intr & (__HFN_INT_CPE_Q0 << queue)) - bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1)); + if (qintr && bfa->queue_process) { + for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) + bfa_isr_reqq(bfa, queue); } intr &= ~qintr; if (!intr) - return BFA_TRUE; + return; bfa_msix_lpu_err(bfa, intr); - - return BFA_TRUE; } -void -bfa_intx_enable(struct bfa_s *bfa) +bfa_boolean_t +bfa_intx(struct bfa_s *bfa) { - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, bfa->iocfc.intr_mask); -} + u32 intr, qintr; + int queue; + bfa_boolean_t rspq_comp = BFA_FALSE; -void -bfa_intx_disable(struct bfa_s *bfa) -{ - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L); + intr = readl(bfa->iocfc.bfa_regs.intr_status); + + qintr = intr & (__HFN_INT_RME_MASK | __HFN_INT_CPE_MASK); + if (qintr) + writel(qintr, bfa->iocfc.bfa_regs.intr_status); + + /* + * Unconditional RME completion queue interrupt + */ + if (bfa->queue_process) { + for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) + if (bfa_isr_rspq(bfa, queue)) + rspq_comp = BFA_TRUE; + } + + if (!intr) + return (qintr | rspq_comp) ? BFA_TRUE : BFA_FALSE; + + /* + * CPE completion queue interrupt + */ + qintr = intr & __HFN_INT_CPE_MASK; + if (qintr && bfa->queue_process) { + for (queue = 0; queue < BFI_IOC_MAX_CQS; queue++) + bfa_isr_reqq(bfa, queue); + } + intr &= ~qintr; + if (!intr) + return BFA_TRUE; + + if (bfa->intr_enabled) + bfa_msix_lpu_err(bfa, intr); + + return BFA_TRUE; } void bfa_isr_enable(struct bfa_s *bfa) { - u32 intr_unmask; - int pci_func = bfa_ioc_pcifn(&bfa->ioc); + u32 umsk; + int port_id = bfa_ioc_portid(&bfa->ioc); - bfa_trc(bfa, pci_func); + bfa_trc(bfa, bfa_ioc_pcifn(&bfa->ioc)); + bfa_trc(bfa, port_id); - bfa_msix_install(bfa); - intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | - __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | - __HFN_INT_LL_HALT); + bfa_msix_ctrl_install(bfa); - if (pci_func == 0) - intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 | - __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 | - __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 | - __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 | - __HFN_INT_MBOX_LPU0); - else - intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 | - __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 | - __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 | - __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 | - __HFN_INT_MBOX_LPU1); - - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask); - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask); - bfa->iocfc.intr_mask = ~intr_unmask; + if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) { + umsk = __HFN_INT_ERR_MASK_CT2; + umsk |= port_id == 0 ? + __HFN_INT_FN0_MASK_CT2 : __HFN_INT_FN1_MASK_CT2; + } else { + umsk = __HFN_INT_ERR_MASK; + umsk |= port_id == 0 ? __HFN_INT_FN0_MASK : __HFN_INT_FN1_MASK; + } + + writel(umsk, bfa->iocfc.bfa_regs.intr_status); + writel(~umsk, bfa->iocfc.bfa_regs.intr_mask); + bfa->iocfc.intr_mask = ~umsk; bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0); + + /* + * Set the flag indicating successful enabling of interrupts + */ + bfa->intr_enabled = BFA_TRUE; } void bfa_isr_disable(struct bfa_s *bfa) { + bfa->intr_enabled = BFA_FALSE; bfa_isr_mode_set(bfa, BFA_FALSE); - bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L); + writel(-1L, bfa->iocfc.bfa_regs.intr_mask); bfa_msix_uninstall(bfa); } void -bfa_msix_reqq(struct bfa_s *bfa, int qid) +bfa_msix_reqq(struct bfa_s *bfa, int vec) { - struct list_head *waitq; - - qid &= (BFI_IOC_MAX_CQS - 1); - - bfa->iocfc.hwif.hw_reqq_ack(bfa, qid); - - /** - * Resume any pending requests in the corresponding reqq. - */ - waitq = bfa_reqq(bfa, qid); - if (!list_empty(waitq)) - bfa_reqq_resume(bfa, qid); + bfa_isr_reqq(bfa, vec - bfa->iocfc.hwif.cpe_vec_q0); } void @@ -225,148 +896,79 @@ bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m) bfa_trc(bfa, m->mhdr.msg_class); bfa_trc(bfa, m->mhdr.msg_id); bfa_trc(bfa, m->mhdr.mtag.i2htok); - bfa_assert(0); + WARN_ON(1); bfa_trc_stop(bfa->trcmod); } void -bfa_msix_rspq(struct bfa_s *bfa, int qid) +bfa_msix_rspq(struct bfa_s *bfa, int vec) { - struct bfi_msg_s *m; - u32 pi, ci; - struct list_head *waitq; - - bfa_trc_fp(bfa, qid); - - qid &= (BFI_IOC_MAX_CQS - 1); - - bfa->iocfc.hwif.hw_rspq_ack(bfa, qid); - - ci = bfa_rspq_ci(bfa, qid); - pi = bfa_rspq_pi(bfa, qid); - - bfa_trc_fp(bfa, ci); - bfa_trc_fp(bfa, pi); - - if (bfa->rme_process) { - while (ci != pi) { - m = bfa_rspq_elem(bfa, qid, ci); - bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX); - - bfa_isrs[m->mhdr.msg_class] (bfa, m); - - CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems); - } - } - - /** - * update CI - */ - bfa_rspq_ci(bfa, qid) = pi; - bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[qid], pi); - mmiowb(); - - /** - * Resume any pending requests in the corresponding reqq. - */ - waitq = bfa_reqq(bfa, qid); - if (!list_empty(waitq)) - bfa_reqq_resume(bfa, qid); + bfa_isr_rspq(bfa, vec - bfa->iocfc.hwif.rme_vec_q0); } void bfa_msix_lpu_err(struct bfa_s *bfa, int vec) { u32 intr, curr_value; + bfa_boolean_t lpu_isr, halt_isr, pss_isr; - intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status); + intr = readl(bfa->iocfc.bfa_regs.intr_status); - if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1)) - bfa_msix_lpu(bfa); + if (bfa_asic_id_ct2(bfa->ioc.pcidev.device_id)) { + halt_isr = intr & __HFN_INT_CPQ_HALT_CT2; + pss_isr = intr & __HFN_INT_ERR_PSS_CT2; + lpu_isr = intr & (__HFN_INT_MBOX_LPU0_CT2 | + __HFN_INT_MBOX_LPU1_CT2); + intr &= __HFN_INT_ERR_MASK_CT2; + } else { + halt_isr = bfa_asic_id_ct(bfa->ioc.pcidev.device_id) ? + (intr & __HFN_INT_LL_HALT) : 0; + pss_isr = intr & __HFN_INT_ERR_PSS; + lpu_isr = intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1); + intr &= __HFN_INT_ERR_MASK; + } - intr &= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 | - __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS | __HFN_INT_LL_HALT); + if (lpu_isr) + bfa_ioc_mbox_isr(&bfa->ioc); if (intr) { - if (intr & __HFN_INT_LL_HALT) { - /** + if (halt_isr) { + /* * If LL_HALT bit is set then FW Init Halt LL Port * Register needs to be cleared as well so Interrupt * Status Register will be cleared. */ - curr_value = bfa_reg_read(bfa->ioc.ioc_regs.ll_halt); + curr_value = readl(bfa->ioc.ioc_regs.ll_halt); curr_value &= ~__FW_INIT_HALT_P; - bfa_reg_write(bfa->ioc.ioc_regs.ll_halt, curr_value); + writel(curr_value, bfa->ioc.ioc_regs.ll_halt); } - if (intr & __HFN_INT_ERR_PSS) { - /** + if (pss_isr) { + /* * ERR_PSS bit needs to be cleared as well in case * interrups are shared so driver's interrupt handler is - * still called eventhough it is already masked out. + * still called even though it is already masked out. */ - curr_value = bfa_reg_read( + curr_value = readl( bfa->ioc.ioc_regs.pss_err_status_reg); - curr_value &= __PSS_ERR_STATUS_SET; - bfa_reg_write(bfa->ioc.ioc_regs.pss_err_status_reg, - curr_value); + writel(curr_value, + bfa->ioc.ioc_regs.pss_err_status_reg); } - bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr); - bfa_msix_errint(bfa, intr); + writel(intr, bfa->iocfc.bfa_regs.intr_status); + bfa_ioc_error_isr(&bfa->ioc); } } -void -bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func) -{ - bfa_isrs[mc] = isr_func; -} - -/** +/* * BFA IOC FC related functions */ -/** - * hal_ioc_pvt BFA IOC private functions +/* + * BFA IOC private functions */ -static void -bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) -{ - int i, per_reqq_sz, per_rspq_sz; - - per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); - - /* - * Calculate CQ size - */ - for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - *dm_len = *dm_len + per_reqq_sz; - *dm_len = *dm_len + per_rspq_sz; - } - - /* - * Calculate Shadow CI/PI size - */ - for (i = 0; i < cfg->fwcfg.num_cqs; i++) - *dm_len += (2 * BFA_CACHELINE_SZ); -} - -static void -bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len) -{ - *dm_len += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); - *dm_len += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); -} - -/** +/* * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ */ static void @@ -379,19 +981,25 @@ bfa_iocfc_send_cfg(void *bfa_arg) struct bfa_iocfc_cfg_s *cfg = &iocfc->cfg; int i; - bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS); + WARN_ON(cfg->fwcfg.num_cqs > BFI_IOC_MAX_CQS); bfa_trc(bfa, cfg->fwcfg.num_cqs); bfa_iocfc_reset_queues(bfa); - /** + /* * initialize IOC configuration info */ + cfg_info->single_msix_vec = 0; + if (bfa->msix.nvecs == 1) + cfg_info->single_msix_vec = 1; cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG; cfg_info->num_cqs = cfg->fwcfg.num_cqs; + cfg_info->num_ioim_reqs = cpu_to_be16(bfa_fcpim_get_throttle_cfg(bfa, + cfg->fwcfg.num_ioim_reqs)); + cfg_info->num_fwtio_reqs = cpu_to_be16(cfg->fwcfg.num_fwtio_reqs); bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa); - /** + /* * dma map REQ and RSP circular queues and shadow pointers */ for (i = 0; i < cfg->fwcfg.num_cqs; i++) { @@ -400,30 +1008,28 @@ bfa_iocfc_send_cfg(void *bfa_arg) bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i], iocfc->req_cq_shadow_ci[i].pa); cfg_info->req_cq_elems[i] = - bfa_os_htons(cfg->drvcfg.num_reqq_elems); + cpu_to_be16(cfg->drvcfg.num_reqq_elems); bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i], iocfc->rsp_cq_ba[i].pa); bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i], iocfc->rsp_cq_shadow_pi[i].pa); cfg_info->rsp_cq_elems[i] = - bfa_os_htons(cfg->drvcfg.num_rspq_elems); + cpu_to_be16(cfg->drvcfg.num_rspq_elems); } - /** + /* * Enable interrupt coalescing if it is driver init path * and not ioc disable/enable path. */ - if (!iocfc->cfgdone) + if (bfa_fsm_cmp_state(iocfc, bfa_iocfc_sm_init_cfg_wait)) cfg_info->intr_attr.coalesce = BFA_TRUE; - iocfc->cfgdone = BFA_FALSE; - - /** + /* * dma map IOC configuration itself */ bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ, - bfa_lpuid(bfa)); + bfa_fn_lpu(bfa)); bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa); bfa_ioc_mbox_send(&bfa->ioc, &cfg_req, @@ -438,33 +1044,45 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, bfa->bfad = bfad; iocfc->bfa = bfa; - iocfc->action = BFA_IOCFC_ACT_NONE; - - bfa_os_assign(iocfc->cfg, *cfg); + iocfc->cfg = *cfg; - /** + /* * Initialize chip specific handlers. */ - if (bfa_asic_id_ct(bfa_ioc_devid(&bfa->ioc))) { + if (bfa_asic_id_ctc(bfa_ioc_devid(&bfa->ioc))) { iocfc->hwif.hw_reginit = bfa_hwct_reginit; iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack; iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack; iocfc->hwif.hw_msix_init = bfa_hwct_msix_init; - iocfc->hwif.hw_msix_install = bfa_hwct_msix_install; + iocfc->hwif.hw_msix_ctrl_install = bfa_hwct_msix_ctrl_install; + iocfc->hwif.hw_msix_queue_install = bfa_hwct_msix_queue_install; iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall; iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set; iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs; iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range; + iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CT; + iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CT; } else { iocfc->hwif.hw_reginit = bfa_hwcb_reginit; - iocfc->hwif.hw_reqq_ack = bfa_hwcb_reqq_ack; + iocfc->hwif.hw_reqq_ack = NULL; iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack; iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init; - iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install; + iocfc->hwif.hw_msix_ctrl_install = bfa_hwcb_msix_ctrl_install; + iocfc->hwif.hw_msix_queue_install = bfa_hwcb_msix_queue_install; iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall; iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set; iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs; iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range; + iocfc->hwif.rme_vec_q0 = BFI_MSIX_RME_QMIN_CB + + bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS; + iocfc->hwif.cpe_vec_q0 = BFI_MSIX_CPE_QMIN_CB + + bfa_ioc_pcifn(&bfa->ioc) * BFI_IOC_MAX_CQS; + } + + if (bfa_asic_id_ct2(bfa_ioc_devid(&bfa->ioc))) { + iocfc->hwif.hw_reginit = bfa_hwct2_reginit; + iocfc->hwif.hw_isr_mode_set = NULL; + iocfc->hwif.hw_rspq_ack = bfa_hwct2_rspq_ack; } iocfc->hwif.hw_reginit(bfa); @@ -472,48 +1090,42 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg, - struct bfa_meminfo_s *meminfo) +bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg) { - u8 *dm_kva; - u64 dm_pa; - int i, per_reqq_sz, per_rspq_sz; + u8 *dm_kva = NULL; + u64 dm_pa = 0; + int i, per_reqq_sz, per_rspq_sz; struct bfa_iocfc_s *iocfc = &bfa->iocfc; - int dbgsz; + struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa); + struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa); + struct bfa_mem_dma_s *reqq_dma, *rspq_dma; - dm_kva = bfa_meminfo_dma_virt(meminfo); - dm_pa = bfa_meminfo_dma_phys(meminfo); + /* First allocate dma memory for IOC */ + bfa_ioc_mem_claim(&bfa->ioc, bfa_mem_dma_virt(ioc_dma), + bfa_mem_dma_phys(ioc_dma)); - /* - * First allocate dma memory for IOC. - */ - bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa); - dm_kva += bfa_ioc_meminfo(); - dm_pa += bfa_ioc_meminfo(); - - /* - * Claim DMA-able memory for the request/response queues and for shadow - * ci/pi registers - */ + /* Claim DMA-able memory for the request/response queues */ per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); + BFA_DMA_ALIGN_SZ); per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), - BFA_DMA_ALIGN_SZ); + BFA_DMA_ALIGN_SZ); for (i = 0; i < cfg->fwcfg.num_cqs; i++) { - iocfc->req_cq_ba[i].kva = dm_kva; - iocfc->req_cq_ba[i].pa = dm_pa; - bfa_os_memset(dm_kva, 0, per_reqq_sz); - dm_kva += per_reqq_sz; - dm_pa += per_reqq_sz; - - iocfc->rsp_cq_ba[i].kva = dm_kva; - iocfc->rsp_cq_ba[i].pa = dm_pa; - bfa_os_memset(dm_kva, 0, per_rspq_sz); - dm_kva += per_rspq_sz; - dm_pa += per_rspq_sz; + reqq_dma = BFA_MEM_REQQ_DMA(bfa, i); + iocfc->req_cq_ba[i].kva = bfa_mem_dma_virt(reqq_dma); + iocfc->req_cq_ba[i].pa = bfa_mem_dma_phys(reqq_dma); + memset(iocfc->req_cq_ba[i].kva, 0, per_reqq_sz); + + rspq_dma = BFA_MEM_RSPQ_DMA(bfa, i); + iocfc->rsp_cq_ba[i].kva = bfa_mem_dma_virt(rspq_dma); + iocfc->rsp_cq_ba[i].pa = bfa_mem_dma_phys(rspq_dma); + memset(iocfc->rsp_cq_ba[i].kva, 0, per_rspq_sz); } + /* Claim IOCFC dma memory - for shadow CI/PI */ + dm_kva = bfa_mem_dma_virt(iocfc_dma); + dm_pa = bfa_mem_dma_phys(iocfc_dma); + for (i = 0; i < cfg->fwcfg.num_cqs; i++) { iocfc->req_cq_shadow_ci[i].kva = dm_kva; iocfc->req_cq_shadow_ci[i].pa = dm_pa; @@ -526,40 +1138,28 @@ bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg, dm_pa += BFA_CACHELINE_SZ; } - /* - * Claim DMA-able memory for the config info page - */ + /* Claim IOCFC dma memory - for the config info page */ bfa->iocfc.cfg_info.kva = dm_kva; bfa->iocfc.cfg_info.pa = dm_pa; bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva; dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); - /* - * Claim DMA-able memory for the config response - */ + /* Claim IOCFC dma memory - for the config response */ bfa->iocfc.cfgrsp_dma.kva = dm_kva; bfa->iocfc.cfgrsp_dma.pa = dm_pa; bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva; - - dm_kva += - BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); + dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), + BFA_CACHELINE_SZ); dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), - BFA_CACHELINE_SZ); - + BFA_CACHELINE_SZ); - bfa_meminfo_dma_virt(meminfo) = dm_kva; - bfa_meminfo_dma_phys(meminfo) = dm_pa; - - dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover); - if (dbgsz > 0) { - bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo)); - bfa_meminfo_kva(meminfo) += dbgsz; - } + /* Claim IOCFC kva memory */ + bfa_ioc_debug_memclaim(&bfa->ioc, bfa_mem_kva_curp(iocfc)); + bfa_mem_kva_curp(iocfc) += BFA_DBG_FWTRC_LEN; } -/** +/* * Start BFA submodules. */ static void @@ -567,13 +1167,17 @@ bfa_iocfc_start_submod(struct bfa_s *bfa) { int i; - bfa->rme_process = BFA_TRUE; + bfa->queue_process = BFA_TRUE; + for (i = 0; i < BFI_IOC_MAX_CQS; i++) + bfa_isr_rspq_ack(bfa, i, bfa_rspq_ci(bfa, i)); for (i = 0; hal_mods[i]; i++) hal_mods[i]->start(bfa); + + bfa->iocfc.submod_enabled = BFA_TRUE; } -/** +/* * Disable BFA submodules. */ static void @@ -581,8 +1185,13 @@ bfa_iocfc_disable_submod(struct bfa_s *bfa) { int i; + if (bfa->iocfc.submod_enabled == BFA_FALSE) + return; + for (i = 0; hal_mods[i]; i++) hal_mods[i]->iocdisable(bfa); + + bfa->iocfc.submod_enabled = BFA_FALSE; } static void @@ -590,15 +1199,8 @@ bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete) { struct bfa_s *bfa = bfa_arg; - if (complete) { - if (bfa->iocfc.cfgdone) - bfa_cb_init(bfa->bfad, BFA_STATUS_OK); - else - bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED); - } else { - if (bfa->iocfc.cfgdone) - bfa->iocfc.action = BFA_IOCFC_ACT_NONE; - } + if (complete) + bfa_cb_init(bfa->bfad, bfa->iocfc.op_status); } static void @@ -609,8 +1211,16 @@ bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl) if (compl) complete(&bfad->comp); - else - bfa->iocfc.action = BFA_IOCFC_ACT_NONE; +} + +static void +bfa_iocfc_enable_cb(void *bfa_arg, bfa_boolean_t compl) +{ + struct bfa_s *bfa = bfa_arg; + struct bfad_s *bfad = bfa->bfad; + + if (compl) + complete(&bfad->enable_comp); } static void @@ -624,6 +1234,41 @@ bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl) } /** + * configure queue registers from firmware response + */ +static void +bfa_iocfc_qreg(struct bfa_s *bfa, struct bfi_iocfc_qreg_s *qreg) +{ + int i; + struct bfa_iocfc_regs_s *r = &bfa->iocfc.bfa_regs; + void __iomem *kva = bfa_ioc_bar0(&bfa->ioc); + + for (i = 0; i < BFI_IOC_MAX_CQS; i++) { + bfa->iocfc.hw_qid[i] = qreg->hw_qid[i]; + r->cpe_q_ci[i] = kva + be32_to_cpu(qreg->cpe_q_ci_off[i]); + r->cpe_q_pi[i] = kva + be32_to_cpu(qreg->cpe_q_pi_off[i]); + r->cpe_q_ctrl[i] = kva + be32_to_cpu(qreg->cpe_qctl_off[i]); + r->rme_q_ci[i] = kva + be32_to_cpu(qreg->rme_q_ci_off[i]); + r->rme_q_pi[i] = kva + be32_to_cpu(qreg->rme_q_pi_off[i]); + r->rme_q_ctrl[i] = kva + be32_to_cpu(qreg->rme_qctl_off[i]); + } +} + +static void +bfa_iocfc_res_recfg(struct bfa_s *bfa, struct bfa_iocfc_fwcfg_s *fwcfg) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo; + + bfa_fcxp_res_recfg(bfa, fwcfg->num_fcxp_reqs); + bfa_uf_res_recfg(bfa, fwcfg->num_uf_bufs); + bfa_rport_res_recfg(bfa, fwcfg->num_rports); + bfa_fcp_res_recfg(bfa, cpu_to_be16(cfg_info->num_ioim_reqs), + fwcfg->num_ioim_reqs); + bfa_tskim_res_recfg(bfa, fwcfg->num_tskim_reqs); +} + +/* * Update BFA configuration from firmware configuration. */ static void @@ -634,24 +1279,35 @@ bfa_iocfc_cfgrsp(struct bfa_s *bfa) struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg; fwcfg->num_cqs = fwcfg->num_cqs; - fwcfg->num_ioim_reqs = bfa_os_ntohs(fwcfg->num_ioim_reqs); - fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs); - fwcfg->num_fcxp_reqs = bfa_os_ntohs(fwcfg->num_fcxp_reqs); - fwcfg->num_uf_bufs = bfa_os_ntohs(fwcfg->num_uf_bufs); - fwcfg->num_rports = bfa_os_ntohs(fwcfg->num_rports); + fwcfg->num_ioim_reqs = be16_to_cpu(fwcfg->num_ioim_reqs); + fwcfg->num_fwtio_reqs = be16_to_cpu(fwcfg->num_fwtio_reqs); + fwcfg->num_tskim_reqs = be16_to_cpu(fwcfg->num_tskim_reqs); + fwcfg->num_fcxp_reqs = be16_to_cpu(fwcfg->num_fcxp_reqs); + fwcfg->num_uf_bufs = be16_to_cpu(fwcfg->num_uf_bufs); + fwcfg->num_rports = be16_to_cpu(fwcfg->num_rports); - iocfc->cfgdone = BFA_TRUE; + /* + * configure queue register offsets as learnt from firmware + */ + bfa_iocfc_qreg(bfa, &cfgrsp->qreg); - /** - * Configuration is complete - initialize/start submodules + /* + * Re-configure resources as learnt from Firmware */ - bfa_fcport_init(bfa); + bfa_iocfc_res_recfg(bfa, fwcfg); - if (iocfc->action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa); - else - bfa_iocfc_start_submod(bfa); + /* + * Install MSIX queue handlers + */ + bfa_msix_queue_install(bfa); + + if (bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn != 0) { + bfa->ioc.attr->pwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_pwwn; + bfa->ioc.attr->nwwn = bfa->iocfc.cfgrsp->pbc_cfg.pbc_nwwn; + bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE); + } } + void bfa_iocfc_reset_queues(struct bfa_s *bfa) { @@ -665,7 +1321,96 @@ bfa_iocfc_reset_queues(struct bfa_s *bfa) } } -/** +/* + * Process FAA pwwn msg from fw. + */ +static void +bfa_iocfc_process_faa_addr(struct bfa_s *bfa, struct bfi_faa_addr_msg_s *msg) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + cfgrsp->pbc_cfg.pbc_pwwn = msg->pwwn; + cfgrsp->pbc_cfg.pbc_nwwn = msg->nwwn; + + bfa->ioc.attr->pwwn = msg->pwwn; + bfa->ioc.attr->nwwn = msg->nwwn; + bfa_fsm_send_event(iocfc, IOCFC_E_CFG_DONE); +} + +/* Fabric Assigned Address specific functions */ + +/* + * Check whether IOC is ready before sending command down + */ +static bfa_status_t +bfa_faa_validate_request(struct bfa_s *bfa) +{ + enum bfa_ioc_type_e ioc_type = bfa_get_type(bfa); + u32 card_type = bfa->ioc.attr->card_type; + + if (bfa_ioc_is_operational(&bfa->ioc)) { + if ((ioc_type != BFA_IOC_TYPE_FC) || bfa_mfg_is_mezz(card_type)) + return BFA_STATUS_FEATURE_NOT_SUPPORTED; + } else { + return BFA_STATUS_IOC_NON_OP; + } + + return BFA_STATUS_OK; +} + +bfa_status_t +bfa_faa_query(struct bfa_s *bfa, struct bfa_faa_attr_s *attr, + bfa_cb_iocfc_t cbfn, void *cbarg) +{ + struct bfi_faa_query_s faa_attr_req; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + bfa_status_t status; + + status = bfa_faa_validate_request(bfa); + if (status != BFA_STATUS_OK) + return status; + + if (iocfc->faa_args.busy == BFA_TRUE) + return BFA_STATUS_DEVBUSY; + + iocfc->faa_args.faa_attr = attr; + iocfc->faa_args.faa_cb.faa_cbfn = cbfn; + iocfc->faa_args.faa_cb.faa_cbarg = cbarg; + + iocfc->faa_args.busy = BFA_TRUE; + memset(&faa_attr_req, 0, sizeof(struct bfi_faa_query_s)); + bfi_h2i_set(faa_attr_req.mh, BFI_MC_IOCFC, + BFI_IOCFC_H2I_FAA_QUERY_REQ, bfa_fn_lpu(bfa)); + + bfa_ioc_mbox_send(&bfa->ioc, &faa_attr_req, + sizeof(struct bfi_faa_query_s)); + + return BFA_STATUS_OK; +} + +/* + * FAA query response + */ +static void +bfa_faa_query_reply(struct bfa_iocfc_s *iocfc, + bfi_faa_query_rsp_t *rsp) +{ + void *cbarg = iocfc->faa_args.faa_cb.faa_cbarg; + + if (iocfc->faa_args.faa_attr) { + iocfc->faa_args.faa_attr->faa = rsp->faa; + iocfc->faa_args.faa_attr->faa_state = rsp->faa_status; + iocfc->faa_args.faa_attr->pwwn_source = rsp->addr_source; + } + + WARN_ON(!iocfc->faa_args.faa_cb.faa_cbfn); + + iocfc->faa_args.faa_cb.faa_cbfn(cbarg, BFA_STATUS_OK); + iocfc->faa_args.busy = BFA_FALSE; +} + +/* * IOC enable request is complete */ static void @@ -673,18 +1418,13 @@ bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status) { struct bfa_s *bfa = bfa_arg; - if (status != BFA_STATUS_OK) { - bfa_isr_disable(bfa); - if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, - bfa_iocfc_init_cb, bfa); - return; - } - - bfa_iocfc_send_cfg(bfa); + if (status == BFA_STATUS_OK) + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_ENABLED); + else + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED); } -/** +/* * IOC disable request is complete */ static void @@ -692,20 +1432,11 @@ bfa_iocfc_disable_cbfn(void *bfa_arg) { struct bfa_s *bfa = bfa_arg; - bfa_isr_disable(bfa); - bfa_iocfc_disable_submod(bfa); - - if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP) - bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb, - bfa); - else { - bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE); - bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb, - bfa); - } + bfa->queue_process = BFA_FALSE; + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_DISABLED); } -/** +/* * Notify sub-modules of hardware failure. */ static void @@ -713,17 +1444,11 @@ bfa_iocfc_hbfail_cbfn(void *bfa_arg) { struct bfa_s *bfa = bfa_arg; - bfa->rme_process = BFA_FALSE; - - bfa_isr_disable(bfa); - bfa_iocfc_disable_submod(bfa); - - if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT) - bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb, - bfa); + bfa->queue_process = BFA_FALSE; + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_IOC_FAILED); } -/** +/* * Actions on chip-reset completion. */ static void @@ -735,31 +1460,58 @@ bfa_iocfc_reset_cbfn(void *bfa_arg) bfa_isr_enable(bfa); } -/** - * hal_ioc_public - */ - -/** +/* * Query IOC memory requirement information. */ void -bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len, - u32 *dm_len) +bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, + struct bfa_s *bfa) { - /* dma memory for IOC */ - *dm_len += bfa_ioc_meminfo(); + int q, per_reqq_sz, per_rspq_sz; + struct bfa_mem_dma_s *ioc_dma = BFA_MEM_IOC_DMA(bfa); + struct bfa_mem_dma_s *iocfc_dma = BFA_MEM_IOCFC_DMA(bfa); + struct bfa_mem_kva_s *iocfc_kva = BFA_MEM_IOCFC_KVA(bfa); + u32 dm_len = 0; + + /* dma memory setup for IOC */ + bfa_mem_dma_setup(meminfo, ioc_dma, + BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ)); - bfa_iocfc_fw_cfg_sz(cfg, dm_len); - bfa_iocfc_cqs_sz(cfg, dm_len); - *km_len += bfa_ioc_debug_trcsz(bfa_auto_recover); + /* dma memory setup for REQ/RSP queues */ + per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ), + BFA_DMA_ALIGN_SZ); + + for (q = 0; q < cfg->fwcfg.num_cqs; q++) { + bfa_mem_dma_setup(meminfo, BFA_MEM_REQQ_DMA(bfa, q), + per_reqq_sz); + bfa_mem_dma_setup(meminfo, BFA_MEM_RSPQ_DMA(bfa, q), + per_rspq_sz); + } + + /* IOCFC dma memory - calculate Shadow CI/PI size */ + for (q = 0; q < cfg->fwcfg.num_cqs; q++) + dm_len += (2 * BFA_CACHELINE_SZ); + + /* IOCFC dma memory - calculate config info / rsp size */ + dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ); + dm_len += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s), + BFA_CACHELINE_SZ); + + /* dma memory setup for IOCFC */ + bfa_mem_dma_setup(meminfo, iocfc_dma, dm_len); + + /* kva memory setup for IOCFC */ + bfa_mem_kva_setup(meminfo, iocfc_kva, BFA_DBG_FWTRC_LEN); } -/** +/* * Query IOC memory requirement information. */ 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) + struct bfa_pcidev_s *pcidev) { int i; struct bfa_ioc_s *ioc = &bfa->ioc; @@ -772,65 +1524,51 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, ioc->trcmod = bfa->trcmod; bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod); - /** - * Set FC mode for BFA_PCI_DEVICE_ID_CT_FC. - */ - if (pcidev->device_id == BFA_PCI_DEVICE_ID_CT_FC) - bfa_ioc_set_fcmode(&bfa->ioc); - - bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC); + bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_PCIFN_CLASS_FC); bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs); bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev); - bfa_iocfc_mem_claim(bfa, cfg, meminfo); - bfa_timer_init(&bfa->timer_mod); + bfa_iocfc_mem_claim(bfa, cfg); + INIT_LIST_HEAD(&bfa->timer_mod.timer_q); INIT_LIST_HEAD(&bfa->comp_q); for (i = 0; i < BFI_IOC_MAX_CQS; i++) INIT_LIST_HEAD(&bfa->reqq_waitq[i]); -} -/** - * Query IOC memory requirement information. - */ -void -bfa_iocfc_detach(struct bfa_s *bfa) -{ - bfa_ioc_detach(&bfa->ioc); + bfa->iocfc.cb_reqd = BFA_FALSE; + bfa->iocfc.op_status = BFA_STATUS_OK; + bfa->iocfc.submod_enabled = BFA_FALSE; + + bfa_fsm_set_state(&bfa->iocfc, bfa_iocfc_sm_stopped); } -/** +/* * Query IOC memory requirement information. */ void bfa_iocfc_init(struct bfa_s *bfa) { - bfa->iocfc.action = BFA_IOCFC_ACT_INIT; - bfa_ioc_enable(&bfa->ioc); + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_INIT); } -/** +/* * IOC start called from bfa_start(). Called to start IOC operations * at driver instantiation for this instance. */ void bfa_iocfc_start(struct bfa_s *bfa) { - if (bfa->iocfc.cfgdone) - bfa_iocfc_start_submod(bfa); + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_START); } -/** +/* * IOC stop called from bfa_stop(). Called only when driver is unloaded * for this instance. */ void bfa_iocfc_stop(struct bfa_s *bfa) { - bfa->iocfc.action = BFA_IOCFC_ACT_STOP; - - bfa->rme_process = BFA_FALSE; - bfa_ioc_disable(&bfa->ioc); + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_STOP); } void @@ -845,30 +1583,24 @@ bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m) switch (msg->mh.msg_id) { case BFI_IOCFC_I2H_CFG_REPLY: - iocfc->cfg_reply = &msg->cfg_reply; bfa_iocfc_cfgrsp(bfa); break; case BFI_IOCFC_I2H_UPDATEQ_RSP: iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK); break; + case BFI_IOCFC_I2H_ADDR_MSG: + bfa_iocfc_process_faa_addr(bfa, + (struct bfi_faa_addr_msg_s *)msg); + break; + case BFI_IOCFC_I2H_FAA_QUERY_RSP: + bfa_faa_query_reply(iocfc, (bfi_faa_query_rsp_t *)msg); + break; default: - bfa_assert(0); + WARN_ON(1); } } void -bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr) -{ - bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr); -} - -u64 -bfa_adapter_get_id(struct bfa_s *bfa) -{ - return bfa_ioc_get_adid(&bfa->ioc); -} - -void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) { struct bfa_iocfc_s *iocfc = &bfa->iocfc; @@ -876,12 +1608,12 @@ bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce; attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ? - bfa_os_ntohs(iocfc->cfginfo->intr_attr.delay) : - bfa_os_ntohs(iocfc->cfgrsp->intr_attr.delay); + be16_to_cpu(iocfc->cfginfo->intr_attr.delay) : + be16_to_cpu(iocfc->cfgrsp->intr_attr.delay); attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? - bfa_os_ntohs(iocfc->cfginfo->intr_attr.latency) : - bfa_os_ntohs(iocfc->cfgrsp->intr_attr.latency); + be16_to_cpu(iocfc->cfginfo->intr_attr.latency) : + be16_to_cpu(iocfc->cfgrsp->intr_attr.latency); attr->config = iocfc->cfg; } @@ -893,8 +1625,8 @@ bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) struct bfi_iocfc_set_intr_req_s *m; iocfc->cfginfo->intr_attr.coalesce = attr->coalesce; - iocfc->cfginfo->intr_attr.delay = bfa_os_htons(attr->delay); - iocfc->cfginfo->intr_attr.latency = bfa_os_htons(attr->latency); + iocfc->cfginfo->intr_attr.delay = cpu_to_be16(attr->delay); + iocfc->cfginfo->intr_attr.latency = cpu_to_be16(attr->latency); if (!bfa_iocfc_is_operational(bfa)) return BFA_STATUS_OK; @@ -904,7 +1636,7 @@ bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) return BFA_STATUS_DEVBUSY; bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ, - bfa_lpuid(bfa)); + bfa_fn_lpu(bfa)); m->coalesce = iocfc->cfginfo->intr_attr.coalesce; m->delay = iocfc->cfginfo->intr_attr.delay; m->latency = iocfc->cfginfo->intr_attr.latency; @@ -912,19 +1644,19 @@ bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) bfa_trc(bfa, attr->delay); bfa_trc(bfa, attr->latency); - bfa_reqq_produce(bfa, BFA_REQQ_IOC); + bfa_reqq_produce(bfa, BFA_REQQ_IOC, m->mh); return BFA_STATUS_OK; } void -bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa) +bfa_iocfc_set_snsbase(struct bfa_s *bfa, int seg_no, u64 snsbase_pa) { struct bfa_iocfc_s *iocfc = &bfa->iocfc; iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1); - bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa); + bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase[seg_no], snsbase_pa); } -/** +/* * Enable IOC after it is disabled. */ void @@ -932,7 +1664,8 @@ bfa_iocfc_enable(struct bfa_s *bfa) { bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, "IOC Enable"); - bfa_ioc_enable(&bfa->ioc); + bfa->iocfc.cb_reqd = BFA_TRUE; + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_ENABLE); } void @@ -940,20 +1673,18 @@ bfa_iocfc_disable(struct bfa_s *bfa) { bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0, "IOC Disable"); - bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE; - bfa->rme_process = BFA_FALSE; - bfa_ioc_disable(&bfa->ioc); + bfa_fsm_send_event(&bfa->iocfc, IOCFC_E_DISABLE); } - bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa) { - return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone; + return bfa_ioc_is_operational(&bfa->ioc) && + bfa_fsm_cmp_state(&bfa->iocfc, bfa_iocfc_sm_operational); } -/** +/* * Return boot target port wwns -- read from boot information in flash. */ void @@ -976,18 +1707,6 @@ bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns) memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn)); } -void -bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg) -{ - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; - - pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled; - pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns; - pbcfg->speed = cfgrsp->pbc_cfg.port_speed; - memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun)); -} - int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) { @@ -998,11 +1717,8 @@ bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) return cfgrsp->pbc_cfg.nvports; } -/** - * hal_api - */ -/** +/* * Use this function query the memory requirement of the BFA library. * This function needs to be called before bfa_attach() to get the * memory required of the BFA layer for a given driver configuration. @@ -1026,36 +1742,55 @@ bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) * starting address for each block and provide the same * structure as input parameter to bfa_attach() call. * + * @param[in] bfa - pointer to the bfa structure, used while fetching the + * dma, kva memory information of the bfa sub-modules. + * * @return void * * Special Considerations: @note */ void -bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo) +bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, + struct bfa_s *bfa) { int i; - u32 km_len = 0, dm_len = 0; + struct bfa_mem_dma_s *port_dma = BFA_MEM_PORT_DMA(bfa); + struct bfa_mem_dma_s *ablk_dma = BFA_MEM_ABLK_DMA(bfa); + struct bfa_mem_dma_s *cee_dma = BFA_MEM_CEE_DMA(bfa); + struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa); + struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa); + struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa); + struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa); + struct bfa_mem_dma_s *fru_dma = BFA_MEM_FRU_DMA(bfa); - bfa_assert((cfg != NULL) && (meminfo != NULL)); + WARN_ON((cfg == NULL) || (meminfo == NULL)); - bfa_os_memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s)); - meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_type = - BFA_MEM_TYPE_KVA; - meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_type = - BFA_MEM_TYPE_DMA; + memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s)); - bfa_iocfc_meminfo(cfg, &km_len, &dm_len); + /* Initialize the DMA & KVA meminfo queues */ + INIT_LIST_HEAD(&meminfo->dma_info.qe); + INIT_LIST_HEAD(&meminfo->kva_info.qe); - for (i = 0; hal_mods[i]; i++) - hal_mods[i]->meminfo(cfg, &km_len, &dm_len); - - dm_len += bfa_port_meminfo(); + bfa_iocfc_meminfo(cfg, meminfo, bfa); - meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_len = km_len; - meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_len = dm_len; + for (i = 0; hal_mods[i]; i++) + hal_mods[i]->meminfo(cfg, meminfo, bfa); + + /* dma info setup */ + bfa_mem_dma_setup(meminfo, port_dma, bfa_port_meminfo()); + bfa_mem_dma_setup(meminfo, ablk_dma, bfa_ablk_meminfo()); + bfa_mem_dma_setup(meminfo, cee_dma, bfa_cee_meminfo()); + bfa_mem_dma_setup(meminfo, sfp_dma, bfa_sfp_meminfo()); + bfa_mem_dma_setup(meminfo, flash_dma, + bfa_flash_meminfo(cfg->drvcfg.min_cfg)); + bfa_mem_dma_setup(meminfo, diag_dma, bfa_diag_meminfo()); + bfa_mem_dma_setup(meminfo, phy_dma, + bfa_phy_meminfo(cfg->drvcfg.min_cfg)); + bfa_mem_dma_setup(meminfo, fru_dma, + bfa_fru_meminfo(cfg->drvcfg.min_cfg)); } -/** +/* * Use this function to do attach the driver instance with the BFA * library. This function will not trigger any HW initialization * process (which will be done in bfa_init() call) @@ -1085,31 +1820,50 @@ void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev) { - int i; - struct bfa_mem_elem_s *melem; + int i; + struct bfa_mem_dma_s *dma_info, *dma_elem; + struct bfa_mem_kva_s *kva_info, *kva_elem; + struct list_head *dm_qe, *km_qe; bfa->fcs = BFA_FALSE; - bfa_assert((cfg != NULL) && (meminfo != NULL)); + WARN_ON((cfg == NULL) || (meminfo == NULL)); - /** - * initialize all memory pointers for iterative allocation - */ - for (i = 0; i < BFA_MEM_TYPE_MAX; i++) { - melem = meminfo->meminfo + i; - melem->kva_curp = melem->kva; - melem->dma_curp = melem->dma; + /* Initialize memory pointers for iterative allocation */ + dma_info = &meminfo->dma_info; + dma_info->kva_curp = dma_info->kva; + dma_info->dma_curp = dma_info->dma; + + kva_info = &meminfo->kva_info; + kva_info->kva_curp = kva_info->kva; + + list_for_each(dm_qe, &dma_info->qe) { + dma_elem = (struct bfa_mem_dma_s *) dm_qe; + dma_elem->kva_curp = dma_elem->kva; + dma_elem->dma_curp = dma_elem->dma; + } + + list_for_each(km_qe, &kva_info->qe) { + kva_elem = (struct bfa_mem_kva_s *) km_qe; + kva_elem->kva_curp = kva_elem->kva; } - bfa_iocfc_attach(bfa, bfad, cfg, meminfo, pcidev); + bfa_iocfc_attach(bfa, bfad, cfg, pcidev); for (i = 0; hal_mods[i]; i++) - hal_mods[i]->attach(bfa, bfad, cfg, meminfo, pcidev); + hal_mods[i]->attach(bfa, bfad, cfg, pcidev); - bfa_com_port_attach(bfa, meminfo); + bfa_com_port_attach(bfa); + bfa_com_ablk_attach(bfa); + bfa_com_cee_attach(bfa); + bfa_com_sfp_attach(bfa); + bfa_com_flash_attach(bfa, cfg->drvcfg.min_cfg); + bfa_com_diag_attach(bfa); + bfa_com_phy_attach(bfa, cfg->drvcfg.min_cfg); + bfa_com_fru_attach(bfa, cfg->drvcfg.min_cfg); } -/** +/* * Use this function to delete a BFA IOC. IOC should be stopped (by * calling bfa_stop()) before this function call. * @@ -1129,79 +1883,7 @@ bfa_detach(struct bfa_s *bfa) for (i = 0; hal_mods[i]; i++) hal_mods[i]->detach(bfa); - - bfa_iocfc_detach(bfa); -} - - -void -bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod) -{ - bfa->trcmod = trcmod; -} - -void -bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog) -{ - bfa->plog = plog; -} - -/** - * Initialize IOC. - * - * This function will return immediately, when the IOC initialization is - * completed, the bfa_cb_init() will be called. - * - * @param[in] bfa instance - * - * @return void - * - * Special Considerations: - * - * @note - * When this function returns, the driver should register the interrupt service - * routine(s) and enable the device interrupts. If this is not done, - * bfa_cb_init() will never get called - */ -void -bfa_init(struct bfa_s *bfa) -{ - bfa_iocfc_init(bfa); -} - -/** - * Use this function initiate the IOC configuration setup. This function - * will return immediately. - * - * @param[in] bfa instance - * - * @return None - */ -void -bfa_start(struct bfa_s *bfa) -{ - bfa_iocfc_start(bfa); -} - -/** - * Use this function quiese the IOC. This function will return immediately, - * when the IOC is actually stopped, the bfad->comp will be set. - * - * @param[in]bfa - pointer to bfa_t. - * - * @return None - * - * Special Considerations: - * bfad->comp can be set before or after bfa_stop() returns. - * - * @note - * In case of any failure, we could handle it automatically by doing a - * reset and then succeed the bfa_stop() call. - */ -void -bfa_stop(struct bfa_s *bfa) -{ - bfa_iocfc_stop(bfa); + bfa_ioc_detach(&bfa->ioc); } void @@ -1217,10 +1899,17 @@ bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q) struct list_head *qe; struct list_head *qen; struct bfa_cb_qe_s *hcb_qe; + bfa_cb_cbfn_status_t cbfn; list_for_each_safe(qe, qen, comp_q) { hcb_qe = (struct bfa_cb_qe_s *) qe; - hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE); + if (hcb_qe->pre_rmv) { + /* qe is invalid after return, dequeue before cbfn() */ + list_del(qe); + cbfn = (bfa_cb_cbfn_status_t)(hcb_qe->cbfn); + cbfn(hcb_qe->cbarg, hcb_qe->fw_status); + } else + hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE); } } @@ -1233,26 +1922,12 @@ bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q) while (!list_empty(comp_q)) { bfa_q_deq(comp_q, &qe); hcb_qe = (struct bfa_cb_qe_s *) qe; + WARN_ON(hcb_qe->pre_rmv); hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE); } } -void -bfa_attach_fcs(struct bfa_s *bfa) -{ - bfa->fcs = BFA_TRUE; -} - -/** - * Periodic timer heart beat from driver - */ -void -bfa_timer_tick(struct bfa_s *bfa) -{ - bfa_timer_beat(&bfa->timer_mod); -} - -/** +/* * Return the list of PCI vendor/device id lists supported by this * BFA instance. */ @@ -1270,7 +1945,7 @@ bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids) *pciids = __pciids; } -/** +/* * Use this function query the default struct bfa_iocfc_cfg_s value (compiled * into BFA layer). The OS driver can then turn back and overwrite entries that * have been configured by the user. @@ -1294,6 +1969,7 @@ bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg) cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS; cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS; cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS; + cfg->fwcfg.num_fwtio_reqs = 0; cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS; cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS; @@ -1315,95 +1991,10 @@ bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg) cfg->fwcfg.num_fcxp_reqs = BFA_FCXP_MIN; cfg->fwcfg.num_uf_bufs = BFA_UF_MIN; cfg->fwcfg.num_rports = BFA_RPORT_MIN; + cfg->fwcfg.num_fwtio_reqs = 0; cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN; cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN; cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN; cfg->drvcfg.min_cfg = BFA_TRUE; } - -void -bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr) -{ - bfa_ioc_get_attr(&bfa->ioc, ioc_attr); -} - -/** - * Retrieve firmware trace information on IOC failure. - */ -bfa_status_t -bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen) -{ - return bfa_ioc_debug_fwsave(&bfa->ioc, trcdata, trclen); -} - -/** - * Clear the saved firmware trace information of an IOC. - */ -void -bfa_debug_fwsave_clear(struct bfa_s *bfa) -{ - bfa_ioc_debug_fwsave_clear(&bfa->ioc); -} - -/** - * Fetch firmware trace data. - * - * @param[in] bfa BFA instance - * @param[out] trcdata Firmware trace buffer - * @param[in,out] trclen Firmware trace buffer len - * - * @retval BFA_STATUS_OK Firmware trace is fetched. - * @retval BFA_STATUS_INPROGRESS Firmware trace fetch is in progress. - */ -bfa_status_t -bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen) -{ - return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen); -} - -/** - * Dump firmware memory. - * - * @param[in] bfa BFA instance - * @param[out] buf buffer for dump - * @param[in,out] offset smem offset to start read - * @param[in,out] buflen length of buffer - * - * @retval BFA_STATUS_OK Firmware memory is dumped. - * @retval BFA_STATUS_INPROGRESS Firmware memory dump is in progress. - */ -bfa_status_t -bfa_debug_fwcore(struct bfa_s *bfa, void *buf, u32 *offset, int *buflen) -{ - return bfa_ioc_debug_fwcore(&bfa->ioc, buf, offset, buflen); -} -/** - * Reset hw semaphore & usage cnt regs and initialize. - */ -void -bfa_chip_reset(struct bfa_s *bfa) -{ - bfa_ioc_ownership_reset(&bfa->ioc); - bfa_ioc_pll_init(&bfa->ioc); -} - -/** - * Fetch firmware statistics data. - * - * @param[in] bfa BFA instance - * @param[out] data Firmware stats buffer - * - * @retval BFA_STATUS_OK Firmware trace is fetched. - */ -bfa_status_t -bfa_fw_stats_get(struct bfa_s *bfa, void *data) -{ - return bfa_ioc_fw_stats_get(&bfa->ioc, data); -} - -bfa_status_t -bfa_fw_stats_clear(struct bfa_s *bfa) -{ - return bfa_ioc_fw_stats_clear(&bfa->ioc); -} |