diff options
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 22 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 |
2 files changed, 17 insertions, 6 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 673f4d62e73e..b489fb6251d6 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -5295,12 +5295,19 @@ static int bnxt_open(struct net_device *dev) struct bnxt *bp = netdev_priv(dev); int rc = 0; - rc = bnxt_hwrm_func_reset(bp); - if (rc) { - netdev_err(bp->dev, "hwrm chip reset failure rc: %x\n", - rc); - rc = -1; - return rc; + if (!test_bit(BNXT_STATE_FN_RST_DONE, &bp->state)) { + rc = bnxt_hwrm_func_reset(bp); + if (rc) { + netdev_err(bp->dev, "hwrm chip reset failure rc: %x\n", + rc); + rc = -EBUSY; + return rc; + } + /* Do func_reset during the 1st PF open only to prevent killing + * the VFs when the PF is brought down and up. + */ + if (BNXT_PF(bp)) + set_bit(BNXT_STATE_FN_RST_DONE, &bp->state); } return __bnxt_open_nic(bp, true, true); } @@ -6676,6 +6683,7 @@ static pci_ers_result_t bnxt_io_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { struct net_device *netdev = pci_get_drvdata(pdev); + struct bnxt *bp = netdev_priv(netdev); netdev_info(netdev, "PCI I/O error detected\n"); @@ -6690,6 +6698,8 @@ static pci_ers_result_t bnxt_io_error_detected(struct pci_dev *pdev, if (netif_running(netdev)) bnxt_close(netdev); + /* So that func_reset will be done during slot_reset */ + clear_bit(BNXT_STATE_FN_RST_DONE, &bp->state); pci_disable_device(pdev); rtnl_unlock(); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 084b3f2a8fc0..1d5a3cdefcf3 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1018,6 +1018,7 @@ struct bnxt { unsigned long state; #define BNXT_STATE_OPEN 0 #define BNXT_STATE_IN_SP_TASK 1 +#define BNXT_STATE_FN_RST_DONE 2 struct bnxt_irq *irq_tbl; u8 mac_addr[ETH_ALEN]; |