diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index c8ec3fcd2d35..6064294802af 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -11570,6 +11570,14 @@ static int __devinit bnx2x_init_dev(struct pci_dev *pdev, goto err_out_disable; } + pci_read_config_dword(pdev, PCICFG_REVISION_ID_OFFSET, &pci_cfg_dword); + if ((pci_cfg_dword & PCICFG_REVESION_ID_MASK) == + PCICFG_REVESION_ID_ERROR_VAL) { + pr_err("PCI device error, probably due to fan failure, aborting\n"); + rc = -ENODEV; + goto err_out_disable; + } + if (atomic_read(&pdev->enable_cnt) == 1) { rc = pci_request_regions(pdev, DRV_MODULE_NAME); if (rc) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h index 87cf37c71b30..bc2f65b32649 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_reg.h @@ -6160,7 +6160,9 @@ #define PCICFG_COMMAND_INT_DISABLE (1<<10) #define PCICFG_COMMAND_RESERVED (0x1f<<11) #define PCICFG_STATUS_OFFSET 0x06 -#define PCICFG_REVESION_ID_OFFSET 0x08 +#define PCICFG_REVISION_ID_OFFSET 0x08 +#define PCICFG_REVESION_ID_MASK 0xff +#define PCICFG_REVESION_ID_ERROR_VAL 0xff #define PCICFG_CACHE_LINE_SIZE 0x0c #define PCICFG_LATENCY_TIMER 0x0d #define PCICFG_BAR_1_LOW 0x10