diff options
Diffstat (limited to 'drivers/net/ethernet/huawei/hinic/hinic_hw_if.c')
| -rw-r--r-- | drivers/net/ethernet/huawei/hinic/hinic_hw_if.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_if.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_if.c index cf127d896ba6..bc8925c0c982 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_if.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_if.c @@ -21,6 +21,8 @@ #define WAIT_HWIF_READY_TIMEOUT 10000 +#define HINIC_SELFTEST_RESULT 0x883C + /** * hinic_msix_attr_set - set message attribute for msix entry * @hwif: the HW interface of a pci function device @@ -369,6 +371,26 @@ u16 hinic_pf_id_of_vf_hw(struct hinic_hwif *hwif) return HINIC_FA0_GET(attr0, PF_IDX); } +static void __print_selftest_reg(struct hinic_hwif *hwif) +{ + u32 addr, attr0, attr1; + + addr = HINIC_CSR_FUNC_ATTR1_ADDR; + attr1 = hinic_hwif_read_reg(hwif, addr); + + if (attr1 == HINIC_PCIE_LINK_DOWN) { + dev_err(&hwif->pdev->dev, "PCIE is link down\n"); + return; + } + + addr = HINIC_CSR_FUNC_ATTR0_ADDR; + attr0 = hinic_hwif_read_reg(hwif, addr); + if (HINIC_FA0_GET(attr0, FUNC_TYPE) != HINIC_VF && + !HINIC_FA0_GET(attr0, PCI_INTF_IDX)) + dev_err(&hwif->pdev->dev, "Selftest reg: 0x%08x\n", + hinic_hwif_read_reg(hwif, HINIC_SELFTEST_RESULT)); +} + /** * hinic_init_hwif - initialize the hw interface * @hwif: the HW interface of a pci function device @@ -398,6 +420,7 @@ int hinic_init_hwif(struct hinic_hwif *hwif, struct pci_dev *pdev) err = wait_hwif_ready(hwif); if (err) { dev_err(&pdev->dev, "HW interface is not ready\n"); + __print_selftest_reg(hwif); goto err_hwif_ready; } |