diff options
Diffstat (limited to 'drivers/net/ethernet/brocade/bna/bfa_ioc.c')
| -rw-r--r-- | drivers/net/ethernet/brocade/bna/bfa_ioc.c | 1080 |
1 files changed, 756 insertions, 324 deletions
diff --git a/drivers/net/ethernet/brocade/bna/bfa_ioc.c b/drivers/net/ethernet/brocade/bna/bfa_ioc.c index abfad275b5f..354ae9792ba 100644 --- a/drivers/net/ethernet/brocade/bna/bfa_ioc.c +++ b/drivers/net/ethernet/brocade/bna/bfa_ioc.c @@ -20,13 +20,17 @@ #include "bfi_reg.h" #include "bfa_defs.h" -/** - * IOC local definitions - */ +/* IOC local definitions */ -/** - * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details. - */ +#define bfa_ioc_state_disabled(__sm) \ + (((__sm) == BFI_IOC_UNINIT) || \ + ((__sm) == BFI_IOC_INITING) || \ + ((__sm) == BFI_IOC_HWINIT) || \ + ((__sm) == BFI_IOC_DISABLED) || \ + ((__sm) == BFI_IOC_FAIL) || \ + ((__sm) == BFI_IOC_CFG_DISABLED)) + +/* Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details. */ #define bfa_ioc_firmware_lock(__ioc) \ ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc)) @@ -46,6 +50,14 @@ ((__ioc)->ioc_hwif->ioc_sync_ack(__ioc)) #define bfa_ioc_sync_complete(__ioc) \ ((__ioc)->ioc_hwif->ioc_sync_complete(__ioc)) +#define bfa_ioc_set_cur_ioc_fwstate(__ioc, __fwstate) \ + ((__ioc)->ioc_hwif->ioc_set_fwstate(__ioc, __fwstate)) +#define bfa_ioc_get_cur_ioc_fwstate(__ioc) \ + ((__ioc)->ioc_hwif->ioc_get_fwstate(__ioc)) +#define bfa_ioc_set_alt_ioc_fwstate(__ioc, __fwstate) \ + ((__ioc)->ioc_hwif->ioc_set_alt_fwstate(__ioc, __fwstate)) +#define bfa_ioc_get_alt_ioc_fwstate(__ioc) \ + ((__ioc)->ioc_hwif->ioc_get_alt_fwstate(__ioc)) #define bfa_ioc_mbox_cmd_pending(__ioc) \ (!list_empty(&((__ioc)->mbox_mod.cmd_q)) || \ @@ -70,7 +82,6 @@ static void bfa_ioc_reset(struct bfa_ioc *ioc, bool force); static void bfa_ioc_mbox_poll(struct bfa_ioc *ioc); static void bfa_ioc_mbox_flush(struct bfa_ioc *ioc); static void bfa_ioc_recover(struct bfa_ioc *ioc); -static void bfa_ioc_check_attr_wwns(struct bfa_ioc *ioc); static void bfa_ioc_event_notify(struct bfa_ioc *, enum bfa_ioc_event); static void bfa_ioc_disable_comp(struct bfa_ioc *ioc); static void bfa_ioc_lpu_stop(struct bfa_ioc *ioc); @@ -81,8 +92,8 @@ static void bfa_ioc_pf_disabled(struct bfa_ioc *ioc); static void bfa_ioc_pf_failed(struct bfa_ioc *ioc); static void bfa_ioc_pf_hwfailed(struct bfa_ioc *ioc); static void bfa_ioc_pf_fwmismatch(struct bfa_ioc *ioc); -static void bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, - u32 boot_param); +static enum bfa_status bfa_ioc_boot(struct bfa_ioc *ioc, + enum bfi_fwboot_type boot_type, u32 boot_param); static u32 bfa_ioc_smem_pgnum(struct bfa_ioc *ioc, u32 fmaddr); static void bfa_ioc_get_adapter_serial_num(struct bfa_ioc *ioc, char *serial_num); @@ -97,9 +108,7 @@ static void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc *ioc, static void bfa_ioc_get_adapter_model(struct bfa_ioc *ioc, char *model); static u64 bfa_ioc_get_pwwn(struct bfa_ioc *ioc); -/** - * IOC state machine definitions/declarations - */ +/* IOC state machine definitions/declarations */ enum ioc_event { IOC_E_RESET = 1, /*!< IOC reset request */ IOC_E_ENABLE = 2, /*!< IOC enable request */ @@ -149,9 +158,7 @@ static void bfa_iocpf_initfail(struct bfa_ioc *ioc); static void bfa_iocpf_getattrfail(struct bfa_ioc *ioc); static void bfa_iocpf_stop(struct bfa_ioc *ioc); -/** - * IOCPF state machine events - */ +/* IOCPF state machine events */ enum iocpf_event { IOCPF_E_ENABLE = 1, /*!< IOCPF enable request */ IOCPF_E_DISABLE = 2, /*!< IOCPF disable request */ @@ -167,9 +174,7 @@ enum iocpf_event { IOCPF_E_SEM_ERROR = 12, /*!< h/w sem mapping error */ }; -/** - * IOCPF states - */ +/* IOCPF states */ enum bfa_iocpf_state { BFA_IOCPF_RESET = 1, /*!< IOC is in reset state */ BFA_IOCPF_SEMWAIT = 2, /*!< Waiting for IOC h/w semaphore */ @@ -216,21 +221,15 @@ static struct bfa_sm_table iocpf_sm_table[] = { {BFA_SM(bfa_iocpf_sm_disabled), BFA_IOCPF_DISABLED}, }; -/** - * IOC State Machine - */ +/* IOC State Machine */ -/** - * Beginning state. IOC uninit state. - */ +/* Beginning state. IOC uninit state. */ static void bfa_ioc_sm_uninit_entry(struct bfa_ioc *ioc) { } -/** - * IOC is in uninit state. - */ +/* IOC is in uninit state. */ static void bfa_ioc_sm_uninit(struct bfa_ioc *ioc, enum ioc_event event) { @@ -244,18 +243,14 @@ bfa_ioc_sm_uninit(struct bfa_ioc *ioc, enum ioc_event event) } } -/** - * Reset entry actions -- initialize state machine - */ +/* Reset entry actions -- initialize state machine */ static void bfa_ioc_sm_reset_entry(struct bfa_ioc *ioc) { bfa_fsm_set_state(&ioc->iocpf, bfa_iocpf_sm_reset); } -/** - * IOC is in reset state. - */ +/* IOC is in reset state. */ static void bfa_ioc_sm_reset(struct bfa_ioc *ioc, enum ioc_event event) { @@ -283,8 +278,7 @@ bfa_ioc_sm_enabling_entry(struct bfa_ioc *ioc) bfa_iocpf_enable(ioc); } -/** - * Host IOC function is being enabled, awaiting response from firmware. +/* Host IOC function is being enabled, awaiting response from firmware. * Semaphore is acquired. */ static void @@ -326,9 +320,7 @@ bfa_ioc_sm_enabling(struct bfa_ioc *ioc, enum ioc_event event) } } -/** - * Semaphore should be acquired for version check. - */ +/* Semaphore should be acquired for version check. */ static void bfa_ioc_sm_getattr_entry(struct bfa_ioc *ioc) { @@ -337,17 +329,13 @@ bfa_ioc_sm_getattr_entry(struct bfa_ioc *ioc) bfa_ioc_send_getattr(ioc); } -/** - * IOC configuration in progress. Timer is active. - */ +/* IOC configuration in progress. Timer is active. */ static void bfa_ioc_sm_getattr(struct bfa_ioc *ioc, enum ioc_event event) { switch (event) { case IOC_E_FWRSP_GETATTR: del_timer(&ioc->ioc_timer); - bfa_ioc_check_attr_wwns(ioc); - bfa_ioc_hb_monitor(ioc); bfa_fsm_set_state(ioc, bfa_ioc_sm_op); break; @@ -380,6 +368,7 @@ bfa_ioc_sm_op_entry(struct bfa_ioc *ioc) { ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK); bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED); + bfa_ioc_hb_monitor(ioc); } static void @@ -421,9 +410,7 @@ bfa_ioc_sm_disabling_entry(struct bfa_ioc *ioc) bfa_iocpf_disable(ioc); } -/** - * IOC is being disabled - */ +/* IOC is being disabled */ static void bfa_ioc_sm_disabling(struct bfa_ioc *ioc, enum ioc_event event) { @@ -451,9 +438,7 @@ bfa_ioc_sm_disabling(struct bfa_ioc *ioc, enum ioc_event event) } } -/** - * IOC disable completion entry. - */ +/* IOC disable completion entry. */ static void bfa_ioc_sm_disabled_entry(struct bfa_ioc *ioc) { @@ -487,9 +472,7 @@ bfa_ioc_sm_fail_retry_entry(struct bfa_ioc *ioc) { } -/** - * Hardware initialization retry. - */ +/* Hardware initialization retry. */ static void bfa_ioc_sm_fail_retry(struct bfa_ioc *ioc, enum ioc_event event) { @@ -536,9 +519,7 @@ bfa_ioc_sm_fail_entry(struct bfa_ioc *ioc) { } -/** - * IOC failure. - */ +/* IOC failure. */ static void bfa_ioc_sm_fail(struct bfa_ioc *ioc, enum ioc_event event) { @@ -570,9 +551,7 @@ bfa_ioc_sm_hwfail_entry(struct bfa_ioc *ioc) { } -/** - * IOC failure. - */ +/* IOC failure. */ static void bfa_ioc_sm_hwfail(struct bfa_ioc *ioc, enum ioc_event event) { @@ -595,13 +574,9 @@ bfa_ioc_sm_hwfail(struct bfa_ioc *ioc, enum ioc_event event) } } -/** - * IOCPF State Machine - */ +/* IOCPF State Machine */ -/** - * Reset entry actions -- initialize state machine - */ +/* Reset entry actions -- initialize state machine */ static void bfa_iocpf_sm_reset_entry(struct bfa_iocpf *iocpf) { @@ -609,9 +584,7 @@ bfa_iocpf_sm_reset_entry(struct bfa_iocpf *iocpf) iocpf->auto_recover = bfa_nw_auto_recover; } -/** - * Beginning state. IOC is in reset state. - */ +/* Beginning state. IOC is in reset state. */ static void bfa_iocpf_sm_reset(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -628,9 +601,7 @@ bfa_iocpf_sm_reset(struct bfa_iocpf *iocpf, enum iocpf_event event) } } -/** - * Semaphore should be acquired for version check. - */ +/* Semaphore should be acquired for version check. */ static void bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf *iocpf) { @@ -638,9 +609,7 @@ bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf *iocpf) bfa_ioc_hw_sem_get(iocpf->ioc); } -/** - * Awaiting h/w semaphore to continue with version check. - */ +/* Awaiting h/w semaphore to continue with version check. */ static void bfa_iocpf_sm_fwcheck(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -685,14 +654,12 @@ bfa_iocpf_sm_fwcheck(struct bfa_iocpf *iocpf, enum iocpf_event event) } } -/** - * Notify enable completion callback - */ +/* Notify enable completion callback */ static void bfa_iocpf_sm_mismatch_entry(struct bfa_iocpf *iocpf) { /* Call only the first time sm enters fwmismatch state. */ - if (iocpf->fw_mismatch_notified == false) + if (!iocpf->fw_mismatch_notified) bfa_ioc_pf_fwmismatch(iocpf->ioc); iocpf->fw_mismatch_notified = true; @@ -700,9 +667,7 @@ bfa_iocpf_sm_mismatch_entry(struct bfa_iocpf *iocpf) msecs_to_jiffies(BFA_IOC_TOV)); } -/** - * Awaiting firmware version match. - */ +/* Awaiting firmware version match. */ static void bfa_iocpf_sm_mismatch(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -729,18 +694,14 @@ bfa_iocpf_sm_mismatch(struct bfa_iocpf *iocpf, enum iocpf_event event) } } -/** - * Request for semaphore. - */ +/* Request for semaphore. */ static void bfa_iocpf_sm_semwait_entry(struct bfa_iocpf *iocpf) { bfa_ioc_hw_sem_get(iocpf->ioc); } -/** - * Awaiting semaphore for h/w initialzation. - */ +/* Awaiting semaphore for h/w initialzation. */ static void bfa_iocpf_sm_semwait(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -780,8 +741,7 @@ bfa_iocpf_sm_hwinit_entry(struct bfa_iocpf *iocpf) bfa_ioc_reset(iocpf->ioc, false); } -/** - * Hardware is being initialized. Interrupts are enabled. +/* Hardware is being initialized. Interrupts are enabled. * Holding hardware semaphore lock. */ static void @@ -824,8 +784,7 @@ bfa_iocpf_sm_enabling_entry(struct bfa_iocpf *iocpf) bfa_ioc_send_enable(iocpf->ioc); } -/** - * Host IOC function is being enabled, awaiting response from firmware. +/* Host IOC function is being enabled, awaiting response from firmware. * Semaphore is acquired. */ static void @@ -898,9 +857,7 @@ bfa_iocpf_sm_disabling_entry(struct bfa_iocpf *iocpf) bfa_ioc_send_disable(iocpf->ioc); } -/** - * IOC is being disabled - */ +/* IOC is being disabled */ static void bfa_iocpf_sm_disabling(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -919,7 +876,7 @@ bfa_iocpf_sm_disabling(struct bfa_iocpf *iocpf, enum iocpf_event event) */ case IOCPF_E_TIMEOUT: - writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); bfa_fsm_set_state(iocpf, bfa_iocpf_sm_disabling_sync); break; @@ -937,9 +894,7 @@ bfa_iocpf_sm_disabling_sync_entry(struct bfa_iocpf *iocpf) bfa_ioc_hw_sem_get(iocpf->ioc); } -/** - * IOC hb ack request is being removed. - */ +/* IOC hb ack request is being removed. */ static void bfa_iocpf_sm_disabling_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -965,9 +920,7 @@ bfa_iocpf_sm_disabling_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) } } -/** - * IOC disable completion entry. - */ +/* IOC disable completion entry. */ static void bfa_iocpf_sm_disabled_entry(struct bfa_iocpf *iocpf) { @@ -1002,9 +955,7 @@ bfa_iocpf_sm_initfail_sync_entry(struct bfa_iocpf *iocpf) bfa_ioc_hw_sem_get(iocpf->ioc); } -/** - * Hardware initialization failed. - */ +/* Hardware initialization failed. */ static void bfa_iocpf_sm_initfail_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -1014,7 +965,7 @@ bfa_iocpf_sm_initfail_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) case IOCPF_E_SEMLOCKED: bfa_ioc_notify_fail(ioc); bfa_ioc_sync_leave(ioc); - writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); bfa_nw_ioc_hw_sem_release(ioc); bfa_fsm_set_state(iocpf, bfa_iocpf_sm_initfail); break; @@ -1048,9 +999,7 @@ bfa_iocpf_sm_initfail_entry(struct bfa_iocpf *iocpf) { } -/** - * Hardware initialization failed. - */ +/* Hardware initialization failed. */ static void bfa_iocpf_sm_initfail(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -1086,9 +1035,7 @@ bfa_iocpf_sm_fail_sync_entry(struct bfa_iocpf *iocpf) bfa_ioc_hw_sem_get(iocpf->ioc); } -/** - * IOC is in failed state. - */ +/* IOC is in failed state. */ static void bfa_iocpf_sm_fail_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -1100,7 +1047,7 @@ bfa_iocpf_sm_fail_sync(struct bfa_iocpf *iocpf, enum iocpf_event event) bfa_ioc_notify_fail(ioc); if (!iocpf->auto_recover) { bfa_ioc_sync_leave(ioc); - writel(BFI_IOC_FAIL, ioc->ioc_regs.ioc_fwstate); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_FAIL); bfa_nw_ioc_hw_sem_release(ioc); bfa_fsm_set_state(iocpf, bfa_iocpf_sm_fail); } else { @@ -1136,10 +1083,7 @@ bfa_iocpf_sm_fail_entry(struct bfa_iocpf *iocpf) { } -/** - * @brief - * IOC is in failed state. - */ +/* IOC is in failed state. */ static void bfa_iocpf_sm_fail(struct bfa_iocpf *iocpf, enum iocpf_event event) { @@ -1153,13 +1097,9 @@ bfa_iocpf_sm_fail(struct bfa_iocpf *iocpf, enum iocpf_event event) } } -/** - * BFA IOC private functions - */ +/* BFA IOC private functions */ -/** - * Notify common modules registered for notification. - */ +/* Notify common modules registered for notification. */ static void bfa_ioc_event_notify(struct bfa_ioc *ioc, enum bfa_ioc_event event) { @@ -1207,27 +1147,62 @@ bfa_nw_ioc_sem_release(void __iomem *sem_reg) writel(1, sem_reg); } +/* Clear fwver hdr */ +static void +bfa_ioc_fwver_clear(struct bfa_ioc *ioc) +{ + u32 pgnum, pgoff, loff = 0; + int i; + + pgnum = PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, loff); + pgoff = PSS_SMEM_PGOFF(loff); + writel(pgnum, ioc->ioc_regs.host_page_num_fn); + + for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr) / sizeof(u32)); i++) { + writel(0, ioc->ioc_regs.smem_page_start + loff); + loff += sizeof(u32); + } +} + + static void bfa_ioc_hw_sem_init(struct bfa_ioc *ioc) { struct bfi_ioc_image_hdr fwhdr; - u32 fwstate = readl(ioc->ioc_regs.ioc_fwstate); + u32 fwstate, r32; + + /* Spin on init semaphore to serialize. */ + r32 = readl(ioc->ioc_regs.ioc_init_sem_reg); + while (r32 & 0x1) { + udelay(20); + r32 = readl(ioc->ioc_regs.ioc_init_sem_reg); + } - if (fwstate == BFI_IOC_UNINIT) + fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); + if (fwstate == BFI_IOC_UNINIT) { + writel(1, ioc->ioc_regs.ioc_init_sem_reg); return; + } bfa_nw_ioc_fwver_get(ioc, &fwhdr); - if (swab32(fwhdr.exec) == BFI_FWBOOT_TYPE_NORMAL) + if (swab32(fwhdr.exec) == BFI_FWBOOT_TYPE_NORMAL) { + writel(1, ioc->ioc_regs.ioc_init_sem_reg); return; + } - writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate); + bfa_ioc_fwver_clear(ioc); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_UNINIT); + bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_UNINIT); /* * Try to lock and then unlock the semaphore. */ readl(ioc->ioc_regs.ioc_sem_reg); writel(1, ioc->ioc_regs.ioc_sem_reg); + + /* Unlock init semaphore */ + writel(1, ioc->ioc_regs.ioc_init_sem_reg); } static void @@ -1265,10 +1240,7 @@ bfa_ioc_hw_sem_get_cancel(struct bfa_ioc *ioc) del_timer(&ioc->sem_timer); } -/** - * @brief - * Initialize LPU local memory (aka secondary memory / SRAM) - */ +/* Initialize LPU local memory (aka secondary memory / SRAM) */ static void bfa_ioc_lmem_init(struct bfa_ioc *ioc) { @@ -1333,9 +1305,7 @@ bfa_ioc_lpu_stop(struct bfa_ioc *ioc) writel(pss_ctl, ioc->ioc_regs.pss_ctl_reg); } -/** - * Get driver and firmware versions. - */ +/* Get driver and firmware versions. */ void bfa_nw_ioc_fwver_get(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr) { @@ -1355,51 +1325,522 @@ bfa_nw_ioc_fwver_get(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr) } } +static bool +bfa_ioc_fwver_md5_check(struct bfi_ioc_image_hdr *fwhdr_1, + struct bfi_ioc_image_hdr *fwhdr_2) +{ + int i; + + for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) { + if (fwhdr_1->md5sum[i] != fwhdr_2->md5sum[i]) + return false; + } + + return true; +} + +/* Returns TRUE if major minor and maintainence are same. + * If patch version are same, check for MD5 Checksum to be same. + */ +static bool +bfa_ioc_fw_ver_compatible(struct bfi_ioc_image_hdr *drv_fwhdr, + struct bfi_ioc_image_hdr *fwhdr_to_cmp) +{ + if (drv_fwhdr->signature != fwhdr_to_cmp->signature) + return false; + if (drv_fwhdr->fwver.major != fwhdr_to_cmp->fwver.major) + return false; + if (drv_fwhdr->fwver.minor != fwhdr_to_cmp->fwver.minor) + return false; + if (drv_fwhdr->fwver.maint != fwhdr_to_cmp->fwver.maint) + return false; + if (drv_fwhdr->fwver.patch == fwhdr_to_cmp->fwver.patch && + drv_fwhdr->fwver.phase == fwhdr_to_cmp->fwver.phase && + drv_fwhdr->fwver.build == fwhdr_to_cmp->fwver.build) + return bfa_ioc_fwver_md5_check(drv_fwhdr, fwhdr_to_cmp); + + return true; +} + +static bool +bfa_ioc_flash_fwver_valid(struct bfi_ioc_image_hdr *flash_fwhdr) +{ + if (flash_fwhdr->fwver.major == 0 || flash_fwhdr->fwver.major == 0xFF) + return false; + + return true; +} + +static bool +fwhdr_is_ga(struct bfi_ioc_image_hdr *fwhdr) +{ + if (fwhdr->fwver.phase == 0 && + fwhdr->fwver.build == 0) + return false; + + return true; +} + +/* Returns TRUE if both are compatible and patch of fwhdr_to_cmp is better. */ +static enum bfi_ioc_img_ver_cmp +bfa_ioc_fw_ver_patch_cmp(struct bfi_ioc_image_hdr *base_fwhdr, + struct bfi_ioc_image_hdr *fwhdr_to_cmp) +{ + if (bfa_ioc_fw_ver_compatible(base_fwhdr, fwhdr_to_cmp) == false) + return BFI_IOC_IMG_VER_INCOMP; + + if (fwhdr_to_cmp->fwver.patch > base_fwhdr->fwver.patch) + return BFI_IOC_IMG_VER_BETTER; + else if (fwhdr_to_cmp->fwver.patch < base_fwhdr->fwver.patch) + return BFI_IOC_IMG_VER_OLD; + + /* GA takes priority over internal builds of the same patch stream. + * At this point major minor maint and patch numbers are same. + */ + if (fwhdr_is_ga(base_fwhdr) == true) + if (fwhdr_is_ga(fwhdr_to_cmp)) + return BFI_IOC_IMG_VER_SAME; + else + return BFI_IOC_IMG_VER_OLD; + else + if (fwhdr_is_ga(fwhdr_to_cmp)) + return BFI_IOC_IMG_VER_BETTER; + + if (fwhdr_to_cmp->fwver.phase > base_fwhdr->fwver.phase) + return BFI_IOC_IMG_VER_BETTER; + else if (fwhdr_to_cmp->fwver.phase < base_fwhdr->fwver.phase) + return BFI_IOC_IMG_VER_OLD; + + if (fwhdr_to_cmp->fwver.build > base_fwhdr->fwver.build) + return BFI_IOC_IMG_VER_BETTER; + else if (fwhdr_to_cmp->fwver.build < base_fwhdr->fwver.build) + return BFI_IOC_IMG_VER_OLD; + + /* All Version Numbers are equal. + * Md5 check to be done as a part of compatibility check. + */ + return BFI_IOC_IMG_VER_SAME; +} + +/* register definitions */ +#define FLI_CMD_REG 0x0001d000 +#define FLI_WRDATA_REG 0x0001d00c +#define FLI_RDDATA_REG 0x0001d010 +#define FLI_ADDR_REG 0x0001d004 +#define FLI_DEV_STATUS_REG 0x0001d014 + +#define BFA_FLASH_FIFO_SIZE 128 /* fifo size */ +#define BFA_FLASH_CHECK_MAX 10000 /* max # of status check */ +#define BFA_FLASH_BLOCKING_OP_MAX 1000000 /* max # of blocking op check */ +#define BFA_FLASH_WIP_MASK 0x01 /* write in progress bit mask */ + +#define NFC_STATE_RUNNING 0x20000001 +#define NFC_STATE_PAUSED 0x00004560 +#define NFC_VER_VALID 0x147 + +enum bfa_flash_cmd { + BFA_FLASH_FAST_READ = 0x0b, /* fast read */ + BFA_FLASH_WRITE_ENABLE = 0x06, /* write enable */ + BFA_FLASH_SECTOR_ERASE = 0xd8, /* sector erase */ + BFA_FLASH_WRITE = 0x02, /* write */ + BFA_FLASH_READ_STATUS = 0x05, /* read status */ +}; + +/* hardware error definition */ +enum bfa_flash_err { + BFA_FLASH_NOT_PRESENT = -1, /*!< flash not present */ + BFA_FLASH_UNINIT = -2, /*!< flash not initialized */ + BFA_FLASH_BAD = -3, /*!< flash bad */ + BFA_FLASH_BUSY = -4, /*!< flash busy */ + BFA_FLASH_ERR_CMD_ACT = -5, /*!< command active never cleared */ + BFA_FLASH_ERR_FIFO_CNT = -6, /*!< fifo count never cleared */ + BFA_FLASH_ERR_WIP = -7, /*!< write-in-progress never cleared */ + BFA_FLASH_ERR_TIMEOUT = -8, /*!< fli timeout */ + BFA_FLASH_ERR_LEN = -9, /*!< invalid length */ +}; + +/* flash command register data structure */ +union bfa_flash_cmd_reg { + struct { +#ifdef __BIG_ENDIAN + u32 act:1; + u32 rsv:1; + u32 write_cnt:9; + u32 read_cnt:9; + u32 addr_cnt:4; + u32 cmd:8; +#else + u32 cmd:8; + u32 addr_cnt:4; + u32 read_cnt:9; + u32 write_cnt:9; + u32 rsv:1; + u32 act:1; +#endif + } r; + u32 i; +}; + +/* flash device status register data structure */ +union bfa_flash_dev_status_reg { + struct { +#ifdef __BIG_ENDIAN + u32 rsv:21; + u32 fifo_cnt:6; + u32 busy:1; + u32 init_status:1; + u32 present:1; + u32 bad:1; + u32 good:1; +#else + u32 good:1; + u32 bad:1; + u32 present:1; + u32 init_status:1; + u32 busy:1; + u32 fifo_cnt:6; + u32 rsv:21; +#endif + } r; + u32 i; +}; + +/* flash address register data structure */ +union bfa_flash_addr_reg { + struct { +#ifdef __BIG_ENDIAN + u32 addr:24; + u32 dummy:8; +#else + u32 dummy:8; + u32 addr:24; +#endif + } r; + u32 i; +}; + +/* Flash raw private functions */ +static void +bfa_flash_set_cmd(void __iomem *pci_bar, u8 wr_cnt, + u8 rd_cnt, u8 ad_cnt, u8 op) +{ + union bfa_flash_cmd_reg cmd; + + cmd.i = 0; + cmd.r.act = 1; + cmd.r.write_cnt = wr_cnt; + cmd.r.read_cnt = rd_cnt; + cmd.r.addr_cnt = ad_cnt; + cmd.r.cmd = op; + writel(cmd.i, (pci_bar + FLI_CMD_REG)); +} + +static void +bfa_flash_set_addr(void __iomem *pci_bar, u32 address) +{ + union bfa_flash_addr_reg addr; + + addr.r.addr = address & 0x00ffffff; + addr.r.dummy = 0; + writel(addr.i, (pci_bar + FLI_ADDR_REG)); +} + +static int +bfa_flash_cmd_act_check(void __iomem *pci_bar) +{ + union bfa_flash_cmd_reg cmd; + + cmd.i = readl(pci_bar + FLI_CMD_REG); + + if (cmd.r.act) + return BFA_FLASH_ERR_CMD_ACT; + + return 0; +} + +/* Flush FLI data fifo. */ +static u32 +bfa_flash_fifo_flush(void __iomem *pci_bar) +{ + u32 i; + u32 t; + union bfa_flash_dev_status_reg dev_status; + + dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); + + if (!dev_status.r.fifo_cnt) + return 0; + + /* fifo counter in terms of words */ + for (i = 0; i < dev_status.r.fifo_cnt; i++) + t = readl(pci_bar + FLI_RDDATA_REG); + + /* Check the device status. It may take some time. */ + for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) { + dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); + if (!dev_status.r.fifo_cnt) + break; + } + + if (dev_status.r.fifo_cnt) + return BFA_FLASH_ERR_FIFO_CNT; + + return 0; +} + +/* Read flash status. */ +static u32 +bfa_flash_status_read(void __iomem *pci_bar) +{ + union bfa_flash_dev_status_reg dev_status; + u32 status; + u32 ret_status; + int i; + + status = bfa_flash_fifo_flush(pci_bar); + if (status < 0) + return status; + + bfa_flash_set_cmd(pci_bar, 0, 4, 0, BFA_FLASH_READ_STATUS); + + for (i = 0; i < BFA_FLASH_CHECK_MAX; i++) { + status = bfa_flash_cmd_act_check(pci_bar); + if (!status) + break; + } + + if (status) + return status; + + dev_status.i = readl(pci_bar + FLI_DEV_STATUS_REG); + if (!dev_status.r.fifo_cnt) + return BFA_FLASH_BUSY; + + ret_status = readl(pci_bar + FLI_RDDATA_REG); + ret_status >>= 24; + + status = bfa_flash_fifo_flush(pci_bar); + if (status < 0) + return status; + + return ret_status; +} + +/* Start flash read operation. */ +static u32 +bfa_flash_read_start(void __iomem *pci_bar, u32 offset, u32 len, + char *buf) +{ + u32 status; + + /* len must be mutiple of 4 and not exceeding fifo size */ + if (len == 0 || len > BFA_FLASH_FIFO_SIZE || (len & 0x03) != 0) + return BFA_FLASH_ERR_LEN; + + /* check status */ + status = bfa_flash_status_read(pci_bar); + if (status == BFA_FLASH_BUSY) + status = bfa_flash_status_read(pci_bar); + + if (status < 0) + return status; + + /* check if write-in-progress bit is cleared */ + if (status & BFA_FLASH_WIP_MASK) + return BFA_FLASH_ERR_WIP; + + bfa_flash_set_addr(pci_bar, offset); + + bfa_flash_set_cmd(pci_bar, 0, (u8)len, 4, BFA_FLASH_FAST_READ); + + return 0; +} + +/* Check flash read operation. */ +static u32 +bfa_flash_read_check(void __iomem *pci_bar) +{ + if (bfa_flash_cmd_act_check(pci_bar)) + return 1; + + return 0; +} + +/* End flash read operation. */ +static void +bfa_flash_read_end(void __iomem *pci_bar, u32 len, char *buf) +{ + u32 i; + + /* read data fifo up to 32 words */ + for (i = 0; i < len; i += 4) { + u32 w = readl(pci_bar + FLI_RDDATA_REG); + *((u32 *)(buf + i)) = swab32(w); + } + + bfa_flash_fifo_flush(pci_bar); +} + +/* Perform flash raw read. */ + +#define FLASH_BLOCKING_OP_MAX 500 +#define FLASH_SEM_LOCK_REG 0x18820 + +static int +bfa_raw_sem_get(void __iomem *bar) +{ + int locked; + + locked = readl((bar + FLASH_SEM_LOCK_REG)); + + return !locked; +} + +static enum bfa_status +bfa_flash_sem_get(void __iomem *bar) +{ + u32 n = FLASH_BLOCKING_OP_MAX; + + while (!bfa_raw_sem_get(bar)) { + if (--n <= 0) + return BFA_STATUS_BADFLASH; + mdelay(10); + } + return BFA_STATUS_OK; +} + +static void +bfa_flash_sem_put(void __iomem *bar) +{ + writel(0, (bar + FLASH_SEM_LOCK_REG)); +} + +static enum bfa_status +bfa_flash_raw_read(void __iomem *pci_bar, u32 offset, char *buf, + u32 len) +{ + u32 n, status; + u32 off, l, s, residue, fifo_sz; + + residue = len; + off = 0; + fifo_sz = BFA_FLASH_FIFO_SIZE; + status = bfa_flash_sem_get(pci_bar); + if (status != BFA_STATUS_OK) + return status; + + while (residue) { + s = offset + off; + n = s / fifo_sz; + l = (n + 1) * fifo_sz - s; + if (l > residue) + l = residue; + + status = bfa_flash_read_start(pci_bar, offset + off, l, + &buf[off]); + if (status < 0) { + bfa_flash_sem_put(pci_bar); + return BFA_STATUS_FAILED; + } + + n = BFA_FLASH_BLOCKING_OP_MAX; + while (bfa_flash_read_check(pci_bar)) { + if (--n <= 0) { + bfa_flash_sem_put(pci_bar); + return BFA_STATUS_FAILED; + } + } + + bfa_flash_read_end(pci_bar, l, &buf[off]); + + residue -= l; + off += l; + } + bfa_flash_sem_put(pci_bar); + + return BFA_STATUS_OK; +} + +#define BFA_FLASH_PART_FWIMG_ADDR 0x100000 /* fw image address */ + +static enum bfa_status +bfa_nw_ioc_flash_img_get_chnk(struct bfa_ioc *ioc, u32 off, + u32 *fwimg) +{ + return bfa_flash_raw_read(ioc->pcidev.pci_bar_kva, + BFA_FLASH_PART_FWIMG_ADDR + (off * sizeof(u32)), + (char *)fwimg, BFI_FLASH_CHUNK_SZ); +} + +static enum bfi_ioc_img_ver_cmp +bfa_ioc_flash_fwver_cmp(struct bfa_ioc *ioc, + struct bfi_ioc_image_hdr *base_fwhdr) +{ + struct bfi_ioc_image_hdr *flash_fwhdr; + enum bfa_status status; + u32 fwimg[BFI_FLASH_CHUNK_SZ_WORDS]; + + status = bfa_nw_ioc_flash_img_get_chnk(ioc, 0, fwimg); + if (status != BFA_STATUS_OK) + return BFI_IOC_IMG_VER_INCOMP; + + flash_fwhdr = (struct bfi_ioc_image_hdr *)fwimg; + if (bfa_ioc_flash_fwver_valid(flash_fwhdr)) + return bfa_ioc_fw_ver_patch_cmp(base_fwhdr, flash_fwhdr); + else + return BFI_IOC_IMG_VER_INCOMP; +} + /** - * Returns TRUE if same. + * Returns TRUE if driver is willing to work with current smem f/w version. */ bool bfa_nw_ioc_fwver_cmp(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr) { struct bfi_ioc_image_hdr *drv_fwhdr; - int i; + enum bfi_ioc_img_ver_cmp smem_flash_cmp, drv_smem_cmp; drv_fwhdr = (struct bfi_ioc_image_hdr *) bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0); - for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) { - if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i]) - return false; + /* If smem is incompatible or old, driver should not work with it. */ + drv_smem_cmp = bfa_ioc_fw_ver_patch_cmp(drv_fwhdr, fwhdr); + if (drv_smem_cmp == BFI_IOC_IMG_VER_INCOMP || + drv_smem_cmp == BFI_IOC_IMG_VER_OLD) { + return false; } - return true; + /* IF Flash has a better F/W than smem do not work with smem. + * If smem f/w == flash f/w, as smem f/w not old | incmp, work with it. + * If Flash is old or incomp work with smem iff smem f/w == drv f/w. + */ + smem_flash_cmp = bfa_ioc_flash_fwver_cmp(ioc, fwhdr); + + if (smem_flash_cmp == BFI_IOC_IMG_VER_BETTER) + return false; + else if (smem_flash_cmp == BFI_IOC_IMG_VER_SAME) + return true; + else + return (drv_smem_cmp == BFI_IOC_IMG_VER_SAME) ? + true : false; } -/** - * Return true if current running version is valid. Firmware signature and +/* Return true if current running version is valid. Firmware signature and * execution context (driver/bios) must match. */ static bool bfa_ioc_fwver_valid(struct bfa_ioc *ioc, u32 boot_env) { - struct bfi_ioc_image_hdr fwhdr, *drv_fwhdr; + struct bfi_ioc_image_hdr fwhdr; bfa_nw_ioc_fwver_get(ioc, &fwhdr); - drv_fwhdr = (struct bfi_ioc_image_hdr *) - bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0); - - if (fwhdr.signature != drv_fwhdr->signature) - return false; - if (swab32(fwhdr.bootenv) != boot_env) return false; return bfa_nw_ioc_fwver_cmp(ioc, &fwhdr); } -/** - * Conditionally flush any pending message from firmware at start. - */ +/* Conditionally flush any pending message from firmware at start. */ static void bfa_ioc_msgflush(struct bfa_ioc *ioc) { @@ -1410,9 +1851,6 @@ bfa_ioc_msgflush(struct bfa_ioc *ioc) writel(1, ioc->ioc_regs.lpu_mbox_cmd); } -/** - * @img ioc_init_logic.jpg - */ static void bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) { @@ -1420,7 +1858,7 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) bool fwvalid; u32 boot_env; - ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate); + ioc_fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); if (force) ioc_fwstate = BFI_IOC_UNINIT; @@ -1434,8 +1872,10 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) false : bfa_ioc_fwver_valid(ioc, boot_env); if (!fwvalid) { - bfa_ioc_boot(ioc, BFI_FWBOOT_TYPE_NORMAL, boot_env); - bfa_ioc_poll_fwinit(ioc); + if (bfa_ioc_boot(ioc, BFI_FWBOOT_TYPE_NORMAL, boot_env) == + BFA_STATUS_OK) + bfa_ioc_poll_fwinit(ioc); + return; } @@ -1465,8 +1905,9 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) /** * Initialize the h/w for any other states. */ - bfa_ioc_boot(ioc, BFI_FWBOOT_TYPE_NORMAL, boot_env); - bfa_ioc_poll_fwinit(ioc); + if (bfa_ioc_boot(ioc, BFI_FWBOOT_TYPE_NORMAL, boot_env) == + BFA_STATUS_OK) + bfa_ioc_poll_fwinit(ioc); } void @@ -1570,11 +2011,8 @@ bfa_ioc_hb_stop(struct bfa_ioc *ioc) del_timer(&ioc->hb_timer); } -/** - * @brief - * Initiate a full firmware download. - */ -static void +/* Initiate a full firmware download. */ +static enum bfa_status bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, u32 boot_env) { @@ -1584,23 +2022,47 @@ bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, u32 chunkno = 0; u32 i; u32 asicmode; + u32 fwimg_size; + u32 fwimg_buf[BFI_FLASH_CHUNK_SZ_WORDS]; + enum bfa_status status; - /** - * Initialize LMEM first before code download - */ - bfa_ioc_lmem_init(ioc); + if (boot_env == BFI_FWBOOT_ENV_OS && + boot_type == BFI_FWBOOT_TYPE_FLASH) { + fwimg_size = BFI_FLASH_IMAGE_SZ/sizeof(u32); - fwimg = bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), chunkno); + status = bfa_nw_ioc_flash_img_get_chnk(ioc, + BFA_IOC_FLASH_CHUNK_ADDR(chunkno), fwimg_buf); + if (status != BFA_STATUS_OK) + return status; + + fwimg = fwimg_buf; + } else { + fwimg_size = bfa_cb_image_get_size(bfa_ioc_asic_gen(ioc)); + fwimg = bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), + BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); + } pgnum = bfa_ioc_smem_pgnum(ioc, loff); writel(pgnum, ioc->ioc_regs.host_page_num_fn); - for (i = 0; i < bfa_cb_image_get_size(bfa_ioc_asic_gen(ioc)); i++) { + for (i = 0; i < fwimg_size; i++) { if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) { chunkno = BFA_IOC_FLASH_CHUNK_NO(i); - fwimg = bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), + if (boot_env == BFI_FWBOOT_ENV_OS && + boot_type == BFI_FWBOOT_TYPE_FLASH) { + status = bfa_nw_ioc_flash_img_get_chnk(ioc, + BFA_IOC_FLASH_CHUNK_ADDR(chunkno), + fwimg_buf); + if (status != BFA_STATUS_OK) + return status; + + fwimg = fwimg_buf; + } else { + fwimg = bfa_cb_image_get_chunk( + bfa_ioc_asic_gen(ioc), BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); + } } /** @@ -1628,6 +2090,10 @@ bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, /* * Set boot type, env and device mode at the end. */ + if (boot_env == BFI_FWBOOT_ENV_OS && + boot_type == BFI_FWBOOT_TYPE_FLASH) { + boot_type = BFI_FWBOOT_TYPE_NORMAL; + } asicmode = BFI_FWBOOT_DEVMODE(ioc->asic_gen, ioc->asic_mode, ioc->port0_mode, ioc->port1_mode); writel(asicmode, ((ioc->ioc_regs.smem_page_start) @@ -1636,6 +2102,7 @@ bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, + (BFI_FWBOOT_TYPE_OFF))); writel(boot_env, ((ioc->ioc_regs.smem_page_start) + (BFI_FWBOOT_ENV_OFF))); + return BFA_STATUS_OK; } static void @@ -1644,9 +2111,7 @@ bfa_ioc_reset(struct bfa_ioc *ioc, bool force) bfa_ioc_hwinit(ioc, force); } -/** - * BFA ioc enable reply by firmware - */ +/* BFA ioc enable reply by firmware */ static void bfa_ioc_enable_reply(struct bfa_ioc *ioc, enum bfa_mode port_mode, u8 cap_bm) @@ -1658,10 +2123,7 @@ bfa_ioc_enable_reply(struct bfa_ioc *ioc, enum bfa_mode port_mode, bfa_fsm_send_event(iocpf, IOCPF_E_FWRSP_ENABLE); } -/** - * @brief - * Update BFA configuration from firmware configuration. - */ +/* Update BFA configuration from firmware configuration. */ static void bfa_ioc_getattr_reply(struct bfa_ioc *ioc) { @@ -1674,9 +2136,7 @@ bfa_ioc_getattr_reply(struct bfa_ioc *ioc) bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR); } -/** - * Attach time initialization of mbox logic. - */ +/* Attach time initialization of mbox logic. */ static void bfa_ioc_mbox_attach(struct bfa_ioc *ioc) { @@ -1690,9 +2150,7 @@ bfa_ioc_mbox_attach(struct bfa_ioc *ioc) } } -/** - * Mbox poll timer -- restarts any pending mailbox requests. - */ +/* Mbox poll timer -- restarts any pending mailbox requests. */ static void bfa_ioc_mbox_poll(struct bfa_ioc *ioc) { @@ -1732,9 +2190,7 @@ bfa_ioc_mbox_poll(struct bfa_ioc *ioc) } } -/** - * Cleanup any pending requests. - */ +/* Cleanup any pending requests. */ static void bfa_ioc_mbox_flush(struct bfa_ioc *ioc) { @@ -1746,12 +2202,12 @@ bfa_ioc_mbox_flush(struct bfa_ioc *ioc) } /** - * Read data from SMEM to host through PCI memmap + * bfa_nw_ioc_smem_read - Read data from SMEM to host through PCI memmap * - * @param[in] ioc memory for IOC - * @param[in] tbuf app memory to store data from smem - * @param[in] soff smem offset - * @param[in] sz size of smem in bytes + * @ioc: memory for IOC + * @tbuf: app memory to store data from smem + * @soff: smem offset + * @sz: size of smem in bytes */ static int bfa_nw_ioc_smem_read(struct bfa_ioc *ioc, void *tbuf, u32 soff, u32 sz) @@ -1798,9 +2254,7 @@ bfa_nw_ioc_smem_read(struct bfa_ioc *ioc, void *tbuf, u32 soff, u32 sz) return 0; } -/** - * Retrieve saved firmware trace from a prior IOC failure. - */ +/* Retrieve saved firmware trace from a prior IOC failure. */ int bfa_nw_ioc_debug_fwtrc(struct bfa_ioc *ioc, void *trcdata, int *trclen) { @@ -1816,9 +2270,7 @@ bfa_nw_ioc_debug_fwtrc(struct bfa_ioc *ioc, void *trcdata, int *trclen) return status; } -/** - * Save firmware trace if configured. - */ +/* Save firmware trace if configured. */ static void bfa_nw_ioc_debug_save_ftrc(struct bfa_ioc *ioc) { @@ -1833,9 +2285,7 @@ bfa_nw_ioc_debug_save_ftrc(struct bfa_ioc *ioc) } } -/** - * Retrieve saved firmware trace from a prior IOC failure. - */ +/* Retrieve saved firmware trace from a prior IOC failure. */ int bfa_nw_ioc_debug_fwsave(struct bfa_ioc *ioc, void *trcdata, int *trclen) { @@ -1864,9 +2314,7 @@ bfa_ioc_fail_notify(struct bfa_ioc *ioc) bfa_nw_ioc_debug_save_ftrc(ioc); } -/** - * IOCPF to IOC interface - */ +/* IOCPF to IOC interface */ static void bfa_ioc_pf_enabled(struct bfa_ioc *ioc) { @@ -1900,9 +2348,7 @@ bfa_ioc_pf_fwmismatch(struct bfa_ioc *ioc) ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE); } -/** - * IOC public - */ +/* IOC public */ static enum bfa_status bfa_ioc_pll_init(struct bfa_ioc *ioc) { @@ -1914,6 +2360,10 @@ bfa_ioc_pll_init(struct bfa_ioc *ioc) bfa_ioc_pll_init_asic(ioc); ioc->pllinit = true; + + /* Initialize LMEM */ + bfa_ioc_lmem_init(ioc); + /* * release semaphore. */ @@ -1922,38 +2372,53 @@ bfa_ioc_pll_init(struct bfa_ioc *ioc) return BFA_STATUS_OK; } -/** - * Interface used by diag module to do firmware boot with memory test +/* Interface used by diag module to do firmware boot with memory test * as the entry vector. */ -static void +static enum bfa_status bfa_ioc_boot(struct bfa_ioc *ioc, enum bfi_fwboot_type boot_type, u32 boot_env) { + struct bfi_ioc_image_hdr *drv_fwhdr; + enum bfa_status status; bfa_ioc_stats(ioc, ioc_boots); if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK) - return; + return BFA_STATUS_FAILED; + if (boot_env == BFI_FWBOOT_ENV_OS && + boot_type == BFI_FWBOOT_TYPE_NORMAL) { + drv_fwhdr = (struct bfi_ioc_image_hdr *) + bfa_cb_image_get_chunk(bfa_ioc_asic_gen(ioc), 0); + /* Work with Flash iff flash f/w is better than driver f/w. + * Otherwise push drivers firmware. + */ + if (bfa_ioc_flash_fwver_cmp(ioc, drv_fwhdr) == + BFI_IOC_IMG_VER_BETTER) + boot_type = BFI_FWBOOT_TYPE_FLASH; + } /** * Initialize IOC state of all functions on a chip reset. */ if (boot_type == BFI_FWBOOT_TYPE_MEMTEST) { - writel(BFI_IOC_MEMTEST, ioc->ioc_regs.ioc_fwstate); - writel(BFI_IOC_MEMTEST, ioc->ioc_regs.alt_ioc_fwstate); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_MEMTEST); + bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_MEMTEST); } else { - writel(BFI_IOC_INITING, ioc->ioc_regs.ioc_fwstate); - writel(BFI_IOC_INITING, ioc->ioc_regs.alt_ioc_fwstate); + bfa_ioc_set_cur_ioc_fwstate(ioc, BFI_IOC_INITING); + bfa_ioc_set_alt_ioc_fwstate(ioc, BFI_IOC_INITING); } bfa_ioc_msgflush(ioc); - bfa_ioc_download_fw(ioc, boot_type, boot_env); - bfa_ioc_lpu_start(ioc); + status = bfa_ioc_download_fw(ioc, boot_type, boot_env); + if (status == BFA_STATUS_OK) + bfa_ioc_lpu_start(ioc); + else + bfa_nw_iocpf_timeout(ioc); + + return status; } -/** - * Enable/disable IOC failure auto recovery. - */ +/* Enable/disable IOC failure auto recovery. */ void bfa_nw_ioc_auto_recover(bool auto_recover) { @@ -2024,10 +2489,10 @@ bfa_ioc_isr(struct bfa_ioc *ioc, struct bfi_mbmsg *m) } /** - * IOC attach time initialization and setup. + * bfa_nw_ioc_attach - IOC attach time initialization and setup. * - * @param[in] ioc memory for IOC - * @param[in] bfa driver instance structure + * @ioc: memory for IOC + * @bfa: driver instance structure */ void bfa_nw_ioc_attach(struct bfa_ioc *ioc, void *bfa, struct bfa_ioc_cbfn *cbfn) @@ -2046,9 +2511,7 @@ bfa_nw_ioc_attach(struct bfa_ioc *ioc, void *bfa, struct bfa_ioc_cbfn *cbfn) bfa_fsm_send_event(ioc, IOC_E_RESET); } -/** - * Driver detach time IOC cleanup. - */ +/* Driver detach time IOC cleanup. */ void bfa_nw_ioc_detach(struct bfa_ioc *ioc) { @@ -2059,9 +2522,9 @@ bfa_nw_ioc_detach(struct bfa_ioc *ioc) } /** - * Setup IOC PCI properties. + * bfa_nw_ioc_pci_init - Setup IOC PCI properties. * - * @param[in] pcidev PCI device information for this IOC + * @pcidev: PCI device information for this IOC */ void bfa_nw_ioc_pci_init(struct bfa_ioc *ioc, struct bfa_pcidev *pcidev, @@ -2128,10 +2591,10 @@ bfa_nw_ioc_pci_init(struct bfa_ioc *ioc, struct bfa_pcidev *pcidev, } /** - * Initialize IOC dma memory + * bfa_nw_ioc_mem_claim - Initialize IOC dma memory * - * @param[in] dm_kva kernel virtual address of IOC dma memory - * @param[in] dm_pa physical address of IOC dma memory + * @dm_kva: kernel virtual address of IOC dma memory + * @dm_pa: physical address of IOC dma memory */ void bfa_nw_ioc_mem_claim(struct bfa_ioc *ioc, u8 *dm_kva, u64 dm_pa) @@ -2144,9 +2607,7 @@ bfa_nw_ioc_mem_claim(struct bfa_ioc *ioc, u8 *dm_kva, u64 dm_pa) ioc->attr = (struct bfi_ioc_attr *) dm_kva; } -/** - * Return size of dma memory required. - */ +/* Return size of dma memory required. */ u32 bfa_nw_ioc_meminfo(void) { @@ -2169,9 +2630,7 @@ bfa_nw_ioc_disable(struct bfa_ioc *ioc) bfa_fsm_send_event(ioc, IOC_E_DISABLE); } -/** - * Initialize memory for saving firmware trace. - */ +/* Initialize memory for saving firmware trace. */ void bfa_nw_ioc_debug_memclaim(struct bfa_ioc *ioc, void *dbg_fwsave) { @@ -2185,9 +2644,7 @@ bfa_ioc_smem_pgnum(struct bfa_ioc *ioc, u32 fmaddr) return PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, fmaddr); } -/** - * Register mailbox message handler function, to be called by common modules - */ +/* Register mailbox message handler function, to be called by common modules */ void bfa_nw_ioc_mbox_regisr(struct bfa_ioc *ioc, enum bfi_mclass mc, bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg) @@ -2199,11 +2656,12 @@ bfa_nw_ioc_mbox_regisr(struct bfa_ioc *ioc, enum bfi_mclass mc, } /** - * Queue a mailbox command request to firmware. Waits if mailbox is busy. - * Responsibility of caller to serialize + * bfa_nw_ioc_mbox_queue - Queue a mailbox command request to firmware. + * + * @ioc: IOC instance + * @cmd: Mailbox command * - * @param[in] ioc IOC instance - * @param[i] cmd Mailbox command + * Waits if mailbox is busy. Responsibility of caller to serialize */ bool bfa_nw_ioc_mbox_queue(struct bfa_ioc *ioc, struct bfa_mbox_cmd *cmd, @@ -2240,9 +2698,7 @@ bfa_nw_ioc_mbox_queue(struct bfa_ioc *ioc, struct bfa_mbox_cmd *cmd, return false; } -/** - * Handle mailbox interrupts - */ +/* Handle mailbox interrupts */ void bfa_nw_ioc_mbox_isr(struct bfa_ioc *ioc) { @@ -2282,9 +2738,7 @@ bfa_nw_ioc_error_isr(struct bfa_ioc *ioc) bfa_fsm_send_event(ioc, IOC_E_HWERROR); } -/** - * return true if IOC is disabled - */ +/* return true if IOC is disabled */ bool bfa_nw_ioc_is_disabled(struct bfa_ioc *ioc) { @@ -2292,17 +2746,14 @@ bfa_nw_ioc_is_disabled(struct bfa_ioc *ioc) bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled); } -/** - * return true if IOC is operational - */ +/* return true if IOC is operational */ bool bfa_nw_ioc_is_operational(struct bfa_ioc *ioc) { return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op); } -/** - * Add to IOC heartbeat failure notification queue. To be used by common +/* Add to IOC heartbeat failure notification queue. To be used by common * modules such as cee, port, diag. */ void @@ -2369,7 +2820,6 @@ bfa_ioc_get_type(struct bfa_ioc *ioc) static void bfa_ioc_get_adapter_serial_num(struct bfa_ioc *ioc, char *serial_num) { - memset(serial_num, 0, BFA_ADAPTER_SERIAL_NUM_LEN); memcpy(serial_num, (void *)ioc->attr->brcd_serialnum, BFA_ADAPTER_SERIAL_NUM_LEN); @@ -2378,7 +2828,6 @@ bfa_ioc_get_adapter_serial_num(struct bfa_ioc *ioc, char *serial_num) static void bfa_ioc_get_adapter_fw_ver(struct bfa_ioc *ioc, char *fw_ver) { - memset(fw_ver, 0, BFA_VERSION_LEN); memcpy(fw_ver, ioc->attr->fw_version, BFA_VERSION_LEN); } @@ -2400,7 +2849,6 @@ bfa_ioc_get_pci_chip_rev(struct bfa_ioc *ioc, char *chip_rev) static void bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc *ioc, char *optrom_ver) { - memset(optrom_ver, 0, BFA_VERSION_LEN); memcpy(optrom_ver, ioc->attr->optrom_version, BFA_VERSION_LEN); } @@ -2408,7 +2856,6 @@ bfa_ioc_get_adapter_optrom_ver(struct bfa_ioc *ioc, char *optrom_ver) static void bfa_ioc_get_adapter_manufacturer(struct bfa_ioc *ioc, char *manufacturer) { - memset(manufacturer, 0, BFA_ADAPTER_MFG_NAME_LEN); memcpy(manufacturer, BFA_MFG_NAME, BFA_ADAPTER_MFG_NAME_LEN); } @@ -2471,7 +2918,7 @@ bfa_nw_ioc_get_attr(struct bfa_ioc *ioc, struct bfa_ioc_attr *ioc_attr) memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr)); ioc_attr->state = bfa_ioc_get_state(ioc); - ioc_attr->port_id = ioc->port_id; + ioc_attr->port_id = bfa_ioc_portid(ioc); ioc_attr->port_mode = ioc->port_mode; ioc_attr->port_mode_cfg = ioc->port_mode_cfg; @@ -2481,14 +2928,13 @@ bfa_nw_ioc_get_attr(struct bfa_ioc *ioc, struct bfa_ioc_attr *ioc_attr) bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr); - ioc_attr->pci_attr.device_id = ioc->pcidev.device_id; - ioc_attr->pci_attr.pcifn = ioc->pcidev.pci_func; + ioc_attr->pci_attr.device_id = bfa_ioc_devid(ioc); + ioc_attr->pci_attr.pcifn = bfa_ioc_pcifn(ioc); + ioc_attr->def_fn = bfa_ioc_is_default(ioc); bfa_ioc_get_pci_chip_rev(ioc, ioc_attr->pci_attr.chip_rev); } -/** - * WWN public - */ +/* WWN public */ static u64 bfa_ioc_get_pwwn(struct bfa_ioc *ioc) { @@ -2501,9 +2947,7 @@ bfa_nw_ioc_get_mac(struct bfa_ioc *ioc) return ioc->attr->mac; } -/** - * Firmware failure detected. Start recovery actions. - */ +/* Firmware failure detected. Start recovery actions. */ static void bfa_ioc_recover(struct bfa_ioc *ioc) { @@ -2513,17 +2957,7 @@ bfa_ioc_recover(struct bfa_ioc *ioc) bfa_fsm_send_event(ioc, IOC_E_HBFAIL); } -static void -bfa_ioc_check_attr_wwns(struct bfa_ioc *ioc) -{ - if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_LL) - return; -} - -/** - * @dg hal_iocpf_pvt BFA IOC PF private functions - * @{ - */ +/* BFA IOC PF private functions */ static void bfa_iocpf_enable(struct bfa_ioc *ioc) @@ -2586,7 +3020,7 @@ bfa_nw_iocpf_sem_timeout(void *ioc_arg) static void bfa_ioc_poll_fwinit(struct bfa_ioc *ioc) { - u32 fwstate = readl(ioc->ioc_regs.ioc_fwstate); + u32 fwstate = bfa_ioc_get_cur_ioc_fwstate(ioc); if (fwstate == BFI_IOC_DISABLED) { bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_FWREADY); @@ -2644,8 +3078,6 @@ bfa_flash_notify(void *cbarg, enum bfa_ioc_event event) /* * Send flash write request. - * - * @param[in] cbarg - callback argument */ static void bfa_flash_write_send(struct bfa_flash *flash) @@ -2674,10 +3106,10 @@ bfa_flash_write_send(struct bfa_flash *flash) flash->offset += len; } -/* - * Send flash read request. +/** + * bfa_flash_read_send - Send flash read request. * - * @param[in] cbarg - callback argument + * @cbarg: callback argument */ static void bfa_flash_read_send(void *cbarg) @@ -2699,11 +3131,11 @@ bfa_flash_read_send(void *cbarg) bfa_nw_ioc_mbox_queue(flash->ioc, &flash->mb, NULL, NULL); } -/* - * Process flash response messages upon receiving interrupts. +/** + * bfa_flash_intr - Process flash response messages upon receiving interrupts. * - * @param[in] flasharg - flash structure - * @param[in] msg - message structure + * @flasharg: flash structure + * @msg: message structure */ static void bfa_flash_intr(void *flasharg, struct bfi_mbmsg *msg) @@ -2796,12 +3228,12 @@ bfa_nw_flash_meminfo(void) return roundup(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); } -/* - * Flash attach API. +/** + * bfa_nw_flash_attach - Flash attach API. * - * @param[in] flash - flash structure - * @param[in] ioc - ioc structure - * @param[in] dev - device structure + * @flash: flash structure + * @ioc: ioc structure + * @dev: device structure */ void bfa_nw_flash_attach(struct bfa_flash *flash, struct bfa_ioc *ioc, void *dev) @@ -2817,12 +3249,12 @@ bfa_nw_flash_attach(struct bfa_flash *flash, struct bfa_ioc *ioc, void *dev) list_add_tail(&flash->ioc_notify.qe, &flash->ioc->notify_q); } -/* - * Claim memory for flash +/** + * bfa_nw_flash_memclaim - Claim memory for flash * - * @param[in] flash - flash structure - * @param[in] dm_kva - pointer to virtual memory address - * @param[in] dm_pa - physical memory address + * @flash: flash structure + * @dm_kva: pointer to virtual memory address + * @dm_pa: physical memory address */ void bfa_nw_flash_memclaim(struct bfa_flash *flash, u8 *dm_kva, u64 dm_pa) @@ -2834,13 +3266,13 @@ bfa_nw_flash_memclaim(struct bfa_flash *flash, u8 *dm_kva, u64 dm_pa) dm_pa += roundup(BFA_FLASH_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ); } -/* - * Get flash attribute. +/** + * bfa_nw_flash_get_attr - Get flash attribute. * - * @param[in] flash - flash structure - * @param[in] attr - flash attribute structure - * @param[in] cbfn - callback function - * @param[in] cbarg - callback argument + * @flash: flash structure + * @attr: flash attribute structure + * @cbfn: callback function + * @cbarg: callback argument * * Return status. */ @@ -2870,17 +3302,17 @@ bfa_nw_flash_get_attr(struct bfa_flash *flash, struct bfa_flash_attr *attr, return BFA_STATUS_OK; } -/* - * Update flash partition. +/** + * bfa_nw_flash_update_part - Update flash partition. * - * @param[in] flash - flash structure - * @param[in] type - flash partition type - * @param[in] instance - flash partition instance - * @param[in] buf - update data buffer - * @param[in] len - data buffer length - * @param[in] offset - offset relative to the partition starting address - * @param[in] cbfn - callback function - * @param[in] cbarg - callback argument + * @flash: flash structure + * @type: flash partition type + * @instance: flash partition instance + * @buf: update data buffer + * @len: data buffer length + * @offset: offset relative to the partition starting address + * @cbfn: callback function + * @cbarg: callback argument * * Return status. */ @@ -2919,17 +3351,17 @@ bfa_nw_flash_update_part(struct bfa_flash *flash, u32 type, u8 instance, return BFA_STATUS_OK; } -/* - * Read flash partition. +/** + * bfa_nw_flash_read_part - Read flash partition. * - * @param[in] flash - flash structure - * @param[in] type - flash partition type - * @param[in] instance - flash partition instance - * @param[in] buf - read data buffer - * @param[in] len - data buffer length - * @param[in] offset - offset relative to the partition starting address - * @param[in] cbfn - callback function - * @param[in] cbarg - callback argument + * @flash: flash structure + * @type: flash partition type + * @instance: flash partition instance + * @buf: read data buffer + * @len: data buffer length + * @offset: offset relative to the partition starting address + * @cbfn: callback function + * @cbarg: callback argument * * Return status. */ |