diff options
Diffstat (limited to 'drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c')
| -rw-r--r-- | drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c index 60e64ef043af..c49aa358e424 100644 --- a/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c +++ b/drivers/net/ethernet/pensando/ionic/ionic_bus_pci.c @@ -469,10 +469,35 @@ err_out: __func__, err ? "failed" : "done"); } +static pci_ers_result_t ionic_pci_error_detected(struct pci_dev *pdev, + pci_channel_state_t error) +{ + if (error == pci_channel_io_frozen) { + ionic_reset_prepare(pdev); + return PCI_ERS_RESULT_NEED_RESET; + } + + return PCI_ERS_RESULT_NONE; +} + +static void ionic_pci_error_resume(struct pci_dev *pdev) +{ + struct ionic *ionic = pci_get_drvdata(pdev); + struct ionic_lif *lif = ionic->lif; + + if (lif && test_bit(IONIC_LIF_F_FW_RESET, lif->state)) + pci_reset_function_locked(pdev); +} + static const struct pci_error_handlers ionic_err_handler = { /* FLR handling */ .reset_prepare = ionic_reset_prepare, .reset_done = ionic_reset_done, + + /* PCI bus error detected on this device */ + .error_detected = ionic_pci_error_detected, + .resume = ionic_pci_error_resume, + }; static struct pci_driver ionic_driver = { |