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(0x0471, 0x2126) }, /* LiteOn WN4516R module, nonstandard USB connector */ 21 { USB_DEVICE(0x0471, 0x7600) }, /* LiteOn WN4519R module, nonstandard USB connector */ 22 { USB_DEVICE(0x2c4e, 0x0103) }, /* Mercury UD13 */ 23 { USB_DEVICE(0x0846, 0x9014) }, /* Netgear WNDA3100v3 */ 24 { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ 25 { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ 26 { USB_DEVICE(0x045e, 0x02fe) }, /* XBox One Wireless Adapter */ 27 { USB_DEVICE(0x2357, 0x0137) }, /* TP-Link TL-WDN6200 */ 28 { }, 29 }; 30 31 static int mt76x2u_probe(struct usb_interface *intf, 32 const struct usb_device_id *id) 33 { 34 static const struct mt76_driver_ops drv_ops = { 35 .drv_flags = MT_DRV_SW_RX_AIRTIME | 36 MT_DRV_IGNORE_TXS_FAILED, 37 .survey_flags = SURVEY_INFO_TIME_TX, 38 .update_survey = mt76x02_update_channel, 39 .set_channel = mt76x2u_set_channel, 40 .tx_prepare_skb = mt76x02u_tx_prepare_skb, 41 .tx_complete_skb = mt76x02u_tx_complete_skb, 42 .tx_status_data = mt76x02_tx_status_data, 43 .rx_skb = mt76x02_queue_rx_skb, 44 .sta_ps = mt76x02_sta_ps, 45 .sta_add = mt76x02_sta_add, 46 .sta_remove = mt76x02_sta_remove, 47 }; 48 struct usb_device *udev = interface_to_usbdev(intf); 49 struct mt76x02_dev *dev; 50 struct mt76_dev *mdev; 51 int err; 52 53 mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops, 54 &drv_ops); 55 if (!mdev) 56 return -ENOMEM; 57 58 dev = container_of(mdev, struct mt76x02_dev, mt76); 59 60 udev = usb_get_dev(udev); 61 usb_reset_device(udev); 62 63 usb_set_intfdata(intf, dev); 64 65 mt76x02u_init_mcu(mdev); 66 err = mt76u_init(mdev, intf); 67 if (err < 0) 68 goto err; 69 70 mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); 71 dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev); 72 if (!is_mt76x2(dev)) { 73 err = -ENODEV; 74 goto err; 75 } 76 77 err = mt76x2u_register_device(dev); 78 if (err < 0) 79 goto err; 80 81 return 0; 82 83 err: 84 mt76u_queues_deinit(&dev->mt76); 85 mt76_free_device(&dev->mt76); 86 usb_set_intfdata(intf, NULL); 87 usb_put_dev(udev); 88 89 return err; 90 } 91 92 static void mt76x2u_disconnect(struct usb_interface *intf) 93 { 94 struct usb_device *udev = interface_to_usbdev(intf); 95 struct mt76x02_dev *dev = usb_get_intfdata(intf); 96 struct ieee80211_hw *hw = mt76_hw(dev); 97 98 set_bit(MT76_REMOVED, &dev->mphy.state); 99 ieee80211_unregister_hw(hw); 100 mt76x2u_cleanup(dev); 101 mt76_free_device(&dev->mt76); 102 usb_set_intfdata(intf, NULL); 103 usb_put_dev(udev); 104 } 105 106 static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf, 107 pm_message_t state) 108 { 109 struct mt76x02_dev *dev = usb_get_intfdata(intf); 110 111 mt76u_stop_rx(&dev->mt76); 112 113 return 0; 114 } 115 116 static int __maybe_unused mt76x2u_resume(struct usb_interface *intf) 117 { 118 struct mt76x02_dev *dev = usb_get_intfdata(intf); 119 int err; 120 121 err = mt76u_resume_rx(&dev->mt76); 122 if (err < 0) 123 goto err; 124 125 err = mt76x2u_init_hardware(dev); 126 if (err < 0) 127 goto err; 128 129 return 0; 130 131 err: 132 mt76x2u_cleanup(dev); 133 return err; 134 } 135 136 MODULE_DEVICE_TABLE(usb, mt76x2u_device_table); 137 MODULE_FIRMWARE(MT7662_FIRMWARE); 138 MODULE_FIRMWARE(MT7662_ROM_PATCH); 139 140 static struct usb_driver mt76x2u_driver = { 141 .name = KBUILD_MODNAME, 142 .id_table = mt76x2u_device_table, 143 .probe = mt76x2u_probe, 144 .disconnect = mt76x2u_disconnect, 145 #ifdef CONFIG_PM 146 .suspend = mt76x2u_suspend, 147 .resume = mt76x2u_resume, 148 .reset_resume = mt76x2u_resume, 149 #endif /* CONFIG_PM */ 150 .soft_unbind = 1, 151 .disable_hub_initiated_lpm = 1, 152 }; 153 module_usb_driver(mt76x2u_driver); 154 155 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); 156 MODULE_DESCRIPTION("MediaTek MT76x2U (USB) wireless driver"); 157 MODULE_LICENSE("Dual BSD/GPL"); 158