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