diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/pci.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/pci.c | 82 |
1 files changed, 47 insertions, 35 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/pci.c b/drivers/net/wireless/realtek/rtw88/pci.c index 1af87eb2e53a..8228db9a5fc8 100644 --- a/drivers/net/wireless/realtek/rtw88/pci.c +++ b/drivers/net/wireless/realtek/rtw88/pci.c @@ -411,12 +411,14 @@ 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); - 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; - rtwpci->tx_rings[RTW_TX_QUEUE_H2C].r.wp = 0; - rtw_write16(rtwdev, RTK_PCI_TXBD_NUM_H2CQ, len & TRX_BD_IDX_MASK); - rtw_write32(rtwdev, RTK_PCI_TXBD_DESA_H2CQ, dma); + if (!rtw_chip_wcpu_11n(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; + rtwpci->tx_rings[RTW_TX_QUEUE_H2C].r.wp = 0; + rtw_write16(rtwdev, RTK_PCI_TXBD_NUM_H2CQ, len & TRX_BD_IDX_MASK); + rtw_write32(rtwdev, RTK_PCI_TXBD_DESA_H2CQ, dma); + } len = rtwpci->tx_rings[RTW_TX_QUEUE_BK].r.len; dma = rtwpci->tx_rings[RTW_TX_QUEUE_BK].r.dma; @@ -471,8 +473,9 @@ 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 */ - rtw_write32_set(rtwdev, RTK_PCI_TXBD_H2CQ_CSR, - BIT_CLR_H2CQ_HOST_IDX | BIT_CLR_H2CQ_HW_IDX); + if (rtw_chip_wcpu_11ac(rtwdev)) + rtw_write32_set(rtwdev, RTK_PCI_TXBD_H2CQ_CSR, + BIT_CLR_H2CQ_HOST_IDX | BIT_CLR_H2CQ_HW_IDX); } static void rtw_pci_reset_trx_ring(struct rtw_dev *rtwdev) @@ -489,7 +492,9 @@ static void rtw_pci_enable_interrupt(struct rtw_dev *rtwdev, rtw_write32(rtwdev, RTK_PCI_HIMR0, rtwpci->irq_mask[0]); rtw_write32(rtwdev, RTK_PCI_HIMR1, rtwpci->irq_mask[1]); - rtw_write32(rtwdev, RTK_PCI_HIMR3, rtwpci->irq_mask[3]); + if (rtw_chip_wcpu_11ac(rtwdev)) + rtw_write32(rtwdev, RTK_PCI_HIMR3, rtwpci->irq_mask[3]); + rtwpci->irq_enabled = true; spin_unlock_irqrestore(&rtwpci->hwirq_lock, flags); @@ -507,7 +512,9 @@ static void rtw_pci_disable_interrupt(struct rtw_dev *rtwdev, rtw_write32(rtwdev, RTK_PCI_HIMR0, 0); rtw_write32(rtwdev, RTK_PCI_HIMR1, 0); - rtw_write32(rtwdev, RTK_PCI_HIMR3, 0); + if (rtw_chip_wcpu_11ac(rtwdev)) + rtw_write32(rtwdev, RTK_PCI_HIMR3, 0); + rtwpci->irq_enabled = false; out: @@ -1012,13 +1019,17 @@ 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); - irq_status[3] = rtw_read32(rtwdev, RTK_PCI_HISR3); + if (rtw_chip_wcpu_11ac(rtwdev)) + irq_status[3] = rtw_read32(rtwdev, RTK_PCI_HISR3); + else + irq_status[3] = 0; irq_status[0] &= rtwpci->irq_mask[0]; irq_status[1] &= rtwpci->irq_mask[1]; 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]); - rtw_write32(rtwdev, RTK_PCI_HISR3, irq_status[3]); + if (rtw_chip_wcpu_11ac(rtwdev)) + rtw_write32(rtwdev, RTK_PCI_HISR3, irq_status[3]); spin_unlock_irqrestore(&rtwpci->hwirq_lock, flags); } @@ -1091,6 +1102,7 @@ static int rtw_pci_io_mapping(struct rtw_dev *rtwdev, len = pci_resource_len(pdev, bar_id); rtwpci->mmap = pci_iomap(pdev, bar_id, len); if (!rtwpci->mmap) { + pci_release_regions(pdev); rtw_err(rtwdev, "failed to map pci memory\n"); return -ENOMEM; } @@ -1348,7 +1360,8 @@ static int __maybe_unused rtw_pci_resume(struct device *dev) return 0; } -static SIMPLE_DEV_PM_OPS(rtw_pm_ops, rtw_pci_suspend, rtw_pci_resume); +SIMPLE_DEV_PM_OPS(rtw_pm_ops, rtw_pci_suspend, rtw_pci_resume); +EXPORT_SYMBOL(rtw_pm_ops); static int rtw_pci_claim(struct rtw_dev *rtwdev, struct pci_dev *pdev) { @@ -1461,8 +1474,8 @@ static void rtw_pci_free_irq(struct rtw_dev *rtwdev, struct pci_dev *pdev) pci_free_irq_vectors(pdev); } -static int rtw_pci_probe(struct pci_dev *pdev, - const struct pci_device_id *id) +int rtw_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *id) { struct ieee80211_hw *hw; struct rtw_dev *rtwdev; @@ -1539,8 +1552,9 @@ err_release_hw: return ret; } +EXPORT_SYMBOL(rtw_pci_probe); -static void rtw_pci_remove(struct pci_dev *pdev) +void rtw_pci_remove(struct pci_dev *pdev) { struct ieee80211_hw *hw = pci_get_drvdata(pdev); struct rtw_dev *rtwdev; @@ -1560,26 +1574,24 @@ static void rtw_pci_remove(struct pci_dev *pdev) rtw_core_deinit(rtwdev); ieee80211_free_hw(hw); } +EXPORT_SYMBOL(rtw_pci_remove); -static const struct pci_device_id rtw_pci_id_table[] = { -#ifdef CONFIG_RTW88_8822BE - { RTK_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xB822, rtw8822b_hw_spec) }, -#endif -#ifdef CONFIG_RTW88_8822CE - { RTK_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xC822, rtw8822c_hw_spec) }, -#endif - {}, -}; -MODULE_DEVICE_TABLE(pci, rtw_pci_id_table); - -static struct pci_driver rtw_pci_driver = { - .name = "rtw_pci", - .id_table = rtw_pci_id_table, - .probe = rtw_pci_probe, - .remove = rtw_pci_remove, - .driver.pm = &rtw_pm_ops, -}; -module_pci_driver(rtw_pci_driver); +void rtw_pci_shutdown(struct pci_dev *pdev) +{ + struct ieee80211_hw *hw = pci_get_drvdata(pdev); + struct rtw_dev *rtwdev; + struct rtw_chip_info *chip; + + if (!hw) + return; + + rtwdev = hw->priv; + chip = rtwdev->chip; + + if (chip->ops->shutdown) + chip->ops->shutdown(rtwdev); +} +EXPORT_SYMBOL(rtw_pci_shutdown); MODULE_AUTHOR("Realtek Corporation"); MODULE_DESCRIPTION("Realtek 802.11ac wireless PCI driver"); |