diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/pci.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/pci.c | 55 |
1 files changed, 47 insertions, 8 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 0ecaefc4c83d..56b16186d3aa 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -12,6 +12,7 @@ #include "fw.h" #include "ps.h" #include "debug.h" +#include "mac.h" static bool rtw_disable_msi; static bool rtw_pci_disable_aspm; @@ -20,7 +21,7 @@ module_param_named(disable_aspm, rtw_pci_disable_aspm, bool, 0644); MODULE_PARM_DESC(disable_msi, "Set Y to disable MSI interrupt support"); MODULE_PARM_DESC(disable_aspm, "Set Y to disable PCI ASPM support"); -static u32 rtw_pci_tx_queue_idx_addr[] = { +static const u32 rtw_pci_tx_queue_idx_addr[] = { [RTW_TX_QUEUE_BK] = RTK_PCI_TXBD_IDX_BKQ, [RTW_TX_QUEUE_BE] = RTK_PCI_TXBD_IDX_BEQ, [RTW_TX_QUEUE_VI] = RTK_PCI_TXBD_IDX_VIQ, @@ -404,7 +405,7 @@ static void rtw_pci_reset_buf_desc(struct rtw_dev *rtwdev) dma = rtwpci->tx_rings[RTW_TX_QUEUE_BCN].r.dma; rtw_write32(rtwdev, RTK_PCI_TXBD_DESA_BCNQ, dma); - if (!rtw_chip_wcpu_11n(rtwdev)) { + if (!rtw_chip_wcpu_8051(rtwdev)) { len = rtwpci->tx_rings[RTW_TX_QUEUE_H2C].r.len; dma = rtwpci->tx_rings[RTW_TX_QUEUE_H2C].r.dma; rtwpci->tx_rings[RTW_TX_QUEUE_H2C].r.rp = 0; @@ -466,7 +467,7 @@ static void rtw_pci_reset_buf_desc(struct rtw_dev *rtwdev) rtw_write32(rtwdev, RTK_PCI_TXBD_RWPTR_CLR, 0xffffffff); /* reset H2C Queue index in a single write */ - if (rtw_chip_wcpu_11ac(rtwdev)) + if (rtw_chip_wcpu_3081(rtwdev)) rtw_write32_set(rtwdev, RTK_PCI_TXBD_H2CQ_CSR, BIT_CLR_H2CQ_HOST_IDX | BIT_CLR_H2CQ_HW_IDX); } @@ -486,7 +487,7 @@ static void rtw_pci_enable_interrupt(struct rtw_dev *rtwdev, rtw_write32(rtwdev, RTK_PCI_HIMR0, rtwpci->irq_mask[0] & ~imr0_unmask); rtw_write32(rtwdev, RTK_PCI_HIMR1, rtwpci->irq_mask[1]); - if (rtw_chip_wcpu_11ac(rtwdev)) + if (rtw_chip_wcpu_3081(rtwdev)) rtw_write32(rtwdev, RTK_PCI_HIMR3, rtwpci->irq_mask[3]); rtwpci->irq_enabled = true; @@ -506,7 +507,7 @@ static void rtw_pci_disable_interrupt(struct rtw_dev *rtwdev, rtw_write32(rtwdev, RTK_PCI_HIMR0, 0); rtw_write32(rtwdev, RTK_PCI_HIMR1, 0); - if (rtw_chip_wcpu_11ac(rtwdev)) + if (rtw_chip_wcpu_3081(rtwdev)) rtw_write32(rtwdev, RTK_PCI_HIMR3, 0); rtwpci->irq_enabled = false; @@ -1124,7 +1125,7 @@ static void rtw_pci_irq_recognized(struct rtw_dev *rtwdev, irq_status[0] = rtw_read32(rtwdev, RTK_PCI_HISR0); irq_status[1] = rtw_read32(rtwdev, RTK_PCI_HISR1); - if (rtw_chip_wcpu_11ac(rtwdev)) + if (rtw_chip_wcpu_3081(rtwdev)) irq_status[3] = rtw_read32(rtwdev, RTK_PCI_HISR3); else irq_status[3] = 0; @@ -1133,7 +1134,7 @@ static void rtw_pci_irq_recognized(struct rtw_dev *rtwdev, irq_status[3] &= rtwpci->irq_mask[3]; rtw_write32(rtwdev, RTK_PCI_HISR0, irq_status[0]); rtw_write32(rtwdev, RTK_PCI_HISR1, irq_status[1]); - if (rtw_chip_wcpu_11ac(rtwdev)) + if (rtw_chip_wcpu_3081(rtwdev)) rtw_write32(rtwdev, RTK_PCI_HISR3, irq_status[3]); spin_unlock_irqrestore(&rtwpci->hwirq_lock, flags); @@ -1591,7 +1592,7 @@ static void rtw_pci_destroy(struct rtw_dev *rtwdev, struct pci_dev *pdev) rtw_pci_io_unmapping(rtwdev, pdev); } -static struct rtw_hci_ops rtw_pci_ops = { +static const struct rtw_hci_ops rtw_pci_ops = { .tx_write = rtw_pci_tx_write, .tx_kick_off = rtw_pci_tx_kick_off, .flush_queues = rtw_pci_flush_queues, @@ -1602,6 +1603,7 @@ static struct rtw_hci_ops rtw_pci_ops = { .link_ps = rtw_pci_link_ps, .interface_cfg = rtw_pci_interface_cfg, .dynamic_rx_agg = NULL, + .write_firmware_page = rtw_write_firmware_page, .read8 = rtw_pci_read8, .read16 = rtw_pci_read16, @@ -1705,6 +1707,43 @@ static void rtw_pci_napi_deinit(struct rtw_dev *rtwdev) free_netdev(rtwpci->netdev); } +static pci_ers_result_t rtw_pci_io_err_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 rtw_pci_io_slot_reset(struct pci_dev *pdev) +{ + struct ieee80211_hw *hw = pci_get_drvdata(pdev); + struct rtw_dev *rtwdev = hw->priv; + + rtw_fw_recovery(rtwdev); + + return PCI_ERS_RESULT_RECOVERED; +} + +static void rtw_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 rtw_pci_err_handler = { + .error_detected = rtw_pci_io_err_detected, + .slot_reset = rtw_pci_io_slot_reset, + .resume = rtw_pci_io_resume, +}; +EXPORT_SYMBOL(rtw_pci_err_handler); + int rtw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { |