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(0x2c4e, 0x0103) }, /* Mercury UD13 */ 20 { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ 21 { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ 22 { USB_DEVICE(0x045e, 0x02fe) }, /* XBox One Wireless Adapter */ 23 { }, 24 }; 25 26 static int mt76x2u_probe(struct usb_interface *intf, 27 const struct usb_device_id *id) 28 { 29 static const struct mt76_driver_ops drv_ops = { 30 .drv_flags = MT_DRV_SW_RX_AIRTIME, 31 .survey_flags = SURVEY_INFO_TIME_TX, 32 .update_survey = mt76x02_update_channel, 33 .tx_prepare_skb = mt76x02u_tx_prepare_skb, 34 .tx_complete_skb = mt76x02u_tx_complete_skb, 35 .tx_status_data = mt76x02_tx_status_data, 36 .rx_skb = mt76x02_queue_rx_skb, 37 .sta_ps = mt76x02_sta_ps, 38 .sta_add = mt76x02_sta_add, 39 .sta_remove = mt76x02_sta_remove, 40 }; 41 struct usb_device *udev = interface_to_usbdev(intf); 42 struct mt76x02_dev *dev; 43 struct mt76_dev *mdev; 44 int err; 45 46 mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops, 47 &drv_ops); 48 if (!mdev) 49 return -ENOMEM; 50 51 dev = container_of(mdev, struct mt76x02_dev, mt76); 52 53 udev = usb_get_dev(udev); 54 usb_reset_device(udev); 55 56 usb_set_intfdata(intf, dev); 57 58 mt76x02u_init_mcu(mdev); 59 err = mt76u_init(mdev, intf, false); 60 if (err < 0) 61 goto err; 62 63 mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); 64 dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev); 65 if (!is_mt76x2(dev)) { 66 err = -ENODEV; 67 goto err; 68 } 69 70 err = mt76x2u_register_device(dev); 71 if (err < 0) 72 goto err; 73 74 return 0; 75 76 err: 77 ieee80211_free_hw(mt76_hw(dev)); 78 mt76u_deinit(&dev->mt76); 79 usb_set_intfdata(intf, NULL); 80 usb_put_dev(udev); 81 82 return err; 83 } 84 85 static void mt76x2u_disconnect(struct usb_interface *intf) 86 { 87 struct usb_device *udev = interface_to_usbdev(intf); 88 struct mt76x02_dev *dev = usb_get_intfdata(intf); 89 struct ieee80211_hw *hw = mt76_hw(dev); 90 91 set_bit(MT76_REMOVED, &dev->mphy.state); 92 ieee80211_unregister_hw(hw); 93 mt76x2u_cleanup(dev); 94 mt76u_deinit(&dev->mt76); 95 96 ieee80211_free_hw(hw); 97 usb_set_intfdata(intf, NULL); 98 usb_put_dev(udev); 99 } 100 101 static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf, 102 pm_message_t state) 103 { 104 struct mt76x02_dev *dev = usb_get_intfdata(intf); 105 106 mt76u_stop_rx(&dev->mt76); 107 108 return 0; 109 } 110 111 static int __maybe_unused mt76x2u_resume(struct usb_interface *intf) 112 { 113 struct mt76x02_dev *dev = usb_get_intfdata(intf); 114 int err; 115 116 err = mt76u_resume_rx(&dev->mt76); 117 if (err < 0) 118 goto err; 119 120 err = mt76x2u_init_hardware(dev); 121 if (err < 0) 122 goto err; 123 124 return 0; 125 126 err: 127 mt76x2u_cleanup(dev); 128 return err; 129 } 130 131 MODULE_DEVICE_TABLE(usb, mt76x2u_device_table); 132 MODULE_FIRMWARE(MT7662_FIRMWARE); 133 MODULE_FIRMWARE(MT7662_ROM_PATCH); 134 135 static struct usb_driver mt76x2u_driver = { 136 .name = KBUILD_MODNAME, 137 .id_table = mt76x2u_device_table, 138 .probe = mt76x2u_probe, 139 .disconnect = mt76x2u_disconnect, 140 #ifdef CONFIG_PM 141 .suspend = mt76x2u_suspend, 142 .resume = mt76x2u_resume, 143 .reset_resume = mt76x2u_resume, 144 #endif /* CONFIG_PM */ 145 .soft_unbind = 1, 146 .disable_hub_initiated_lpm = 1, 147 }; 148 module_usb_driver(mt76x2u_driver); 149 150 MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); 151 MODULE_LICENSE("Dual BSD/GPL"); 152