diff --git a/drivers/net/bna/bfa_ioc.c b/drivers/net/bna/bfa_ioc.c index da56c2fe51b5d142a158dd1756ac7948d0d52321..c3b62a3753f967b7670feef83988e8f3603e4004 100644 --- a/drivers/net/bna/bfa_ioc.c +++ b/drivers/net/bna/bfa_ioc.c @@ -58,6 +58,7 @@ static bool bfa_nw_auto_recover = true; /* * forward declarations */ +static void bfa_ioc_hw_sem_init(struct bfa_ioc *ioc); static void bfa_ioc_hw_sem_get(struct bfa_ioc *ioc); static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc *ioc); static void bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force); @@ -590,6 +591,7 @@ bfa_iocpf_sm_reset(struct bfa_iocpf *iocpf, enum iocpf_event event) static void bfa_iocpf_sm_fwcheck_entry(struct bfa_iocpf *iocpf) { + bfa_ioc_hw_sem_init(iocpf->ioc); bfa_ioc_hw_sem_get(iocpf->ioc); } @@ -1175,6 +1177,29 @@ bfa_nw_ioc_sem_release(void __iomem *sem_reg) writel(1, sem_reg); } +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); + + if (fwstate == BFI_IOC_UNINIT) + return; + + bfa_nw_ioc_fwver_get(ioc, &fwhdr); + + if (swab32(fwhdr.exec) == BFI_FWBOOT_TYPE_NORMAL) + return; + + writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate); + + /* + * Try to lock and then unlock the semaphore. + */ + readl(ioc->ioc_regs.ioc_sem_reg); + writel(1, ioc->ioc_regs.ioc_sem_reg); +} + static void bfa_ioc_hw_sem_get(struct bfa_ioc *ioc) { diff --git a/drivers/net/bna/bfi.h b/drivers/net/bna/bfi.h index 683a7d7acc389ac779de2cfaf8f30f40ee97b6a2..088211c2724fe10b800df4f686af3c561d24a8d1 100644 --- a/drivers/net/bna/bfi.h +++ b/drivers/net/bna/bfi.h @@ -289,6 +289,12 @@ struct bfi_ioc_image_hdr { u32 md5sum[BFI_IOC_MD5SUM_SZ]; }; +enum bfi_fwboot_type { + BFI_FWBOOT_TYPE_NORMAL = 0, + BFI_FWBOOT_TYPE_FLASH = 1, + BFI_FWBOOT_TYPE_MEMTEST = 2, +}; + /** * BFI_IOC_I2H_READY_EVENT message */