diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/pci.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/pci.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 064f6a940107..a669f2f843aa 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -2638,6 +2638,10 @@ static void rtw89_pci_set_dbg(struct rtw89_dev *rtwdev) rtw89_write32_set(rtwdev, R_AX_PCIE_DBG_CTRL, B_AX_ASFF_FULL_NO_STK | B_AX_EN_STUCK_DBG); + rtw89_write32_mask(rtwdev, R_AX_PCIE_EXP_CTRL, + B_AX_EN_STUCK_DBG | B_AX_ASFF_FULL_NO_STK, + B_AX_EN_STUCK_DBG); + if (rtwdev->chip->chip_id == RTL8852A) rtw89_write32_set(rtwdev, R_AX_PCIE_EXP_CTRL, B_AX_EN_CHKDSC_NO_RX_STUCK); @@ -4353,6 +4357,43 @@ static int __maybe_unused rtw89_pci_resume(struct device *dev) SIMPLE_DEV_PM_OPS(rtw89_pm_ops, rtw89_pci_suspend, rtw89_pci_resume); EXPORT_SYMBOL(rtw89_pm_ops); +static pci_ers_result_t rtw89_pci_io_error_detected(struct pci_dev *pdev, + pci_channel_state_t state) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + + netif_device_detach(netdev); + + return PCI_ERS_RESULT_NEED_RESET; +} + +static pci_ers_result_t rtw89_pci_io_slot_reset(struct pci_dev *pdev) +{ + struct ieee80211_hw *hw = pci_get_drvdata(pdev); + struct rtw89_dev *rtwdev = hw->priv; + + rtw89_ser_notify(rtwdev, MAC_AX_ERR_ASSERTION); + + return PCI_ERS_RESULT_RECOVERED; +} + +static void rtw89_pci_io_resume(struct pci_dev *pdev) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + + /* ack any pending wake events, disable PME */ + pci_enable_wake(pdev, PCI_D0, 0); + + netif_device_attach(netdev); +} + +const struct pci_error_handlers rtw89_pci_err_handler = { + .error_detected = rtw89_pci_io_error_detected, + .slot_reset = rtw89_pci_io_slot_reset, + .resume = rtw89_pci_io_resume, +}; +EXPORT_SYMBOL(rtw89_pci_err_handler); + const struct rtw89_pci_gen_def rtw89_pci_gen_ax = { .isr_rdu = B_AX_RDU_INT, .isr_halt_c2h = B_AX_HALT_C2H_INT_EN, @@ -4449,6 +4490,7 @@ int rtw89_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) rtwdev->pci_info = info->bus.pci; rtwdev->hci.ops = &rtw89_pci_ops; rtwdev->hci.type = RTW89_HCI_TYPE_PCIE; + rtwdev->hci.dle_type = RTW89_HCI_DLE_TYPE_PCIE; rtwdev->hci.rpwm_addr = pci_info->rpwm_addr; rtwdev->hci.cpwm_addr = pci_info->cpwm_addr; |