1 // SPDX-License-Identifier: ISC 2 /* 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 12 static 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 { USB_DEVICE(0x2357, 0x0137) }, /* TP-Link TL-WDN6200 */ 26 { }, 27 }; 28 29 static int mt76x2u_probe(struct usb_interface *intf, 30 const struct usb_device_id *id) 31 { 32 static const struct mt76_driver_ops drv_ops = { 33 .drv_flags = MT_DRV_SW_RX_AIRTIME | 34 MT_DRV_IGNORE_TXS_FAILED, 35 .survey_flags = SURVEY_INFO_TIME_TX, 36 .update_survey = mt76x02_update_channel, 37 .set_channel = mt76x2u_set_channel, 38 .tx_prepare_skb = mt76x02u_tx_prepare_skb, 39 .tx_complete_skb = mt76x02u_tx_complete_skb, 40 .tx_status_data = mt76x02_tx_status_data, 41 .rx_skb = mt76x02_queue_rx_skb, 42 .sta_ps = mt76x02_sta_ps, 43 .sta_add = mt76x02_sta_add, 44 .sta_remove = mt76x02_sta_remove, 45 }; 46 struct usb_device *udev = interface_to_usbdev(intf); 47 struct mt76x02_dev *dev; 48 struct mt76_dev *mdev; 49 int err; 50 51 mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops, 52 &drv_ops); 53 if (!mdev) 54 return -ENOMEM; 55 56 dev = container_of(mdev, struct mt76x02_dev, mt76); 57 58 udev = usb_get_dev(udev); 59 usb_reset_device(udev); 60 61 usb_set_intfdata(intf, dev); 62 63 mt76x02u_init_mcu(mdev); 64 err = mt76u_init(mdev, intf); 65 if (err < 0) 66 goto err; 67 68 mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); 69 dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev); 70 if (!is_mt76x2(dev)) { 71 err = -ENODEV; 72 goto err; 73 } 74 75 err = mt76x2u_register_device(dev); 76 if (err < 0) 77 goto err; 78 79 return 0; 80 81 err: 82 mt76u_queues_deinit(&dev->mt76); 83 mt76_free_device(&dev->mt76); 84 usb_set_intfdata(intf, NULL); 85 usb_put_dev(udev); 86 87 return err; 88 } 89 90 static void mt76x2u_disconnect(struct usb_interface *intf) 91 { 92 struct usb_device *udev = interface_to_usbdev(intf); 93 struct mt76x02_dev *dev = usb_get_intfdata(intf); 94 struct ieee80211_hw *hw = mt76_hw(dev); 95 96 set_bit(MT76_REMOVED, &dev->mphy.state); 97 ieee80211_unregister_hw(hw); 98 mt76x2u_cleanup(dev); 99 mt76_free_device(&dev->mt76); 100 usb_set_intfdata(intf, NULL); 101 usb_put_dev(udev); 102 } 103 104 static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf, 105 pm_message_t state) 106 { 107 struct mt76x02_dev *dev = usb_get_intfdata(intf); 108 109 mt76u_stop_rx(&dev->mt76); 110 111 return 0; 112 } 113 114 static int __maybe_unused mt76x2u_resume(struct usb_interface *intf) 115 { 116 struct mt76x02_dev *dev = usb_get_intfdata(intf); 117 int err; 118 119 err = mt76u_resume_rx(&dev->mt76); 120 if (err < 0) 121 goto err; 122 123 err = mt76x2u_init_hardware(dev); 124 if (err < 0) 125 goto err; 126 127 return 0; 128 129 err: 130 mt76x2u_cleanup(dev); 131 return err; 132 } 133 134 MODULE_DEVICE_TABLE(usb, mt76x2u_device_table); 135 MODULE_FIRMWARE(MT7662_FIRMWARE); 136 MODULE_FIRMWARE(MT7662_ROM_PATCH); 137 138 static struct usb_driver mt76x2u_driver = { 139 .name = KBUILD_MODNAME, 140 .id_table = mt76x2u_device_table, 141 .probe = mt76x2u_probe, 142 .disconnect = mt76x2u_disconnect, 143 #ifdef CONFIG_PM 144 .suspend = mt76x2u_suspend, 145 .resume = mt76x2u_resume, 146 .reset_resume = mt76x2u_resume, 147 #endif /* CONFIG_PM */ 148 .soft_unbind = 1, 149 .disable_hub_initiated_lpm = 1, 150 }; 151 module_usb_driver(mt76x2u_driver); 152 153 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); 154 MODULE_DESCRIPTION("MediaTek MT76x2U (USB) wireless driver"); 155 MODULE_LICENSE("Dual BSD/GPL"); 156