1 // SPDX-License-Identifier: ISC
3 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
6 #include <linux/kernel.h>
7 #include <linux/module.h>
12 static const struct pci_device_id mt76pci_device_table[] = {
13 { PCI_DEVICE(0x14c3, 0x7662) },
14 { PCI_DEVICE(0x14c3, 0x7612) },
15 { PCI_DEVICE(0x14c3, 0x7602) },
20 mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
22 static const struct mt76_driver_ops drv_ops = {
23 .txwi_size = sizeof(struct mt76x02_txwi),
24 .tx_aligned4_skbs = true,
25 .update_survey = mt76x02_update_channel,
26 .tx_prepare_skb = mt76x02_tx_prepare_skb,
27 .tx_complete_skb = mt76x02_tx_complete_skb,
28 .rx_skb = mt76x02_queue_rx_skb,
29 .rx_poll_complete = mt76x02_rx_poll_complete,
30 .sta_ps = mt76x02_sta_ps,
31 .sta_add = mt76x02_sta_add,
32 .sta_remove = mt76x02_sta_remove,
34 struct mt76x02_dev *dev;
35 struct mt76_dev *mdev;
38 ret = pcim_enable_device(pdev);
42 ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev));
48 ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
52 mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt76x2_ops,
57 dev = container_of(mdev, struct mt76x02_dev, mt76);
58 mt76_mmio_init(mdev, pcim_iomap_table(pdev)[0]);
59 mt76x2_reset_wlan(dev, false);
61 mdev->rev = mt76_rr(dev, MT_ASIC_VERSION);
62 dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev);
64 ret = devm_request_irq(mdev->dev, pdev->irq, mt76x02_irq_handler,
65 IRQF_SHARED, KBUILD_MODNAME, dev);
69 ret = mt76x2_register_device(dev);
73 /* Fix up ASPM configuration */
75 /* RG_SSUSB_G1_CDR_BIR_LTR = 0x9 */
76 mt76_rmw_field(dev, 0x15a10, 0x1f << 16, 0x9);
78 /* RG_SSUSB_G1_CDR_BIC_LTR = 0xf */
79 mt76_rmw_field(dev, 0x15a0c, 0xf << 28, 0xf);
81 /* RG_SSUSB_CDR_BR_PE1D = 0x3 */
82 mt76_rmw_field(dev, 0x15c58, 0x3 << 6, 0x3);
87 ieee80211_free_hw(mt76_hw(dev));
92 mt76pci_remove(struct pci_dev *pdev)
94 struct mt76_dev *mdev = pci_get_drvdata(pdev);
95 struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76);
97 mt76_unregister_device(mdev);
99 mt76_free_device(mdev);
102 MODULE_DEVICE_TABLE(pci, mt76pci_device_table);
103 MODULE_FIRMWARE(MT7662_FIRMWARE);
104 MODULE_FIRMWARE(MT7662_ROM_PATCH);
105 MODULE_LICENSE("Dual BSD/GPL");
107 static struct pci_driver mt76pci_driver = {
108 .name = KBUILD_MODNAME,
109 .id_table = mt76pci_device_table,
110 .probe = mt76pci_probe,
111 .remove = mt76pci_remove,
114 module_pci_driver(mt76pci_driver);