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1// SPDX-License-Identifier: ISC2/*3 * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>4 */5 6#include <linux/kernel.h>7#include <linux/module.h>8 9#include "../mt76x02_usb.h"10#include "mt76x2u.h"11 12static const struct usb_device_id mt76x2u_device_table[] = {13 { USB_DEVICE(0x0b05, 0x1833) }, /* Asus USB-AC54 */14 { USB_DEVICE(0x0b05, 0x17eb) }, /* Asus USB-AC55 */15 { USB_DEVICE(0x0b05, 0x180b) }, /* Asus USB-N53 B1 */16 { USB_DEVICE(0x0e8d, 0x7612) }, /* Aukey USBAC1200 - Alfa AWUS036ACM */17 { USB_DEVICE(0x057c, 0x8503) }, /* Avm FRITZ!WLAN AC860 */18 { USB_DEVICE(0x7392, 0xb711) }, /* Edimax EW 7722 UAC */19 { USB_DEVICE(0x0e8d, 0x7632) }, /* HC-M7662BU1 */20 { USB_DEVICE(0x2c4e, 0x0103) }, /* Mercury UD13 */21 { USB_DEVICE(0x0846, 0x9014) }, /* Netgear WNDA3100v3 */22 { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */23 { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */24 { USB_DEVICE(0x045e, 0x02fe) }, /* XBox One Wireless Adapter */25 { },26};27 28static int mt76x2u_probe(struct usb_interface *intf,29 const struct usb_device_id *id)30{31 static const struct mt76_driver_ops drv_ops = {32 .drv_flags = MT_DRV_SW_RX_AIRTIME,33 .survey_flags = SURVEY_INFO_TIME_TX,34 .update_survey = mt76x02_update_channel,35 .set_channel = mt76x2u_set_channel,36 .tx_prepare_skb = mt76x02u_tx_prepare_skb,37 .tx_complete_skb = mt76x02u_tx_complete_skb,38 .tx_status_data = mt76x02_tx_status_data,39 .rx_skb = mt76x02_queue_rx_skb,40 .sta_ps = mt76x02_sta_ps,41 .sta_add = mt76x02_sta_add,42 .sta_remove = mt76x02_sta_remove,43 };44 struct usb_device *udev = interface_to_usbdev(intf);45 struct mt76x02_dev *dev;46 struct mt76_dev *mdev;47 int err;48 49 mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops,50 &drv_ops);51 if (!mdev)52 return -ENOMEM;53 54 dev = container_of(mdev, struct mt76x02_dev, mt76);55 56 udev = usb_get_dev(udev);57 usb_reset_device(udev);58 59 usb_set_intfdata(intf, dev);60 61 mt76x02u_init_mcu(mdev);62 err = mt76u_init(mdev, intf);63 if (err < 0)64 goto err;65 66 mdev->rev = mt76_rr(dev, MT_ASIC_VERSION);67 dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev);68 if (!is_mt76x2(dev)) {69 err = -ENODEV;70 goto err;71 }72 73 err = mt76x2u_register_device(dev);74 if (err < 0)75 goto err;76 77 return 0;78 79err:80 mt76u_queues_deinit(&dev->mt76);81 mt76_free_device(&dev->mt76);82 usb_set_intfdata(intf, NULL);83 usb_put_dev(udev);84 85 return err;86}87 88static void mt76x2u_disconnect(struct usb_interface *intf)89{90 struct usb_device *udev = interface_to_usbdev(intf);91 struct mt76x02_dev *dev = usb_get_intfdata(intf);92 struct ieee80211_hw *hw = mt76_hw(dev);93 94 set_bit(MT76_REMOVED, &dev->mphy.state);95 ieee80211_unregister_hw(hw);96 mt76x2u_cleanup(dev);97 mt76_free_device(&dev->mt76);98 usb_set_intfdata(intf, NULL);99 usb_put_dev(udev);100}101 102static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf,103 pm_message_t state)104{105 struct mt76x02_dev *dev = usb_get_intfdata(intf);106 107 mt76u_stop_rx(&dev->mt76);108 109 return 0;110}111 112static int __maybe_unused mt76x2u_resume(struct usb_interface *intf)113{114 struct mt76x02_dev *dev = usb_get_intfdata(intf);115 int err;116 117 err = mt76u_resume_rx(&dev->mt76);118 if (err < 0)119 goto err;120 121 err = mt76x2u_init_hardware(dev);122 if (err < 0)123 goto err;124 125 return 0;126 127err:128 mt76x2u_cleanup(dev);129 return err;130}131 132MODULE_DEVICE_TABLE(usb, mt76x2u_device_table);133MODULE_FIRMWARE(MT7662_FIRMWARE);134MODULE_FIRMWARE(MT7662_ROM_PATCH);135 136static struct usb_driver mt76x2u_driver = {137 .name = KBUILD_MODNAME,138 .id_table = mt76x2u_device_table,139 .probe = mt76x2u_probe,140 .disconnect = mt76x2u_disconnect,141#ifdef CONFIG_PM142 .suspend = mt76x2u_suspend,143 .resume = mt76x2u_resume,144 .reset_resume = mt76x2u_resume,145#endif /* CONFIG_PM */146 .soft_unbind = 1,147 .disable_hub_initiated_lpm = 1,148};149module_usb_driver(mt76x2u_driver);150 151MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>");152MODULE_DESCRIPTION("MediaTek MT76x2U (USB) wireless driver");153MODULE_LICENSE("Dual BSD/GPL");154