diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76x2/usb.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76x2/usb.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c new file mode 100644 index 0000000..b4a9b80 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt76x2/usb.c @@ -0,0 +1,147 @@ +// SPDX-License-Identifier: ISC +/* + * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> + */ + +#include <linux/kernel.h> +#include <linux/module.h> + +#include "../mt76x02_usb.h" +#include "mt76x2u.h" + +static const struct usb_device_id mt76x2u_device_table[] = { + { USB_DEVICE(0x0b05, 0x1833) }, /* Asus USB-AC54 */ + { USB_DEVICE(0x0b05, 0x17eb) }, /* Asus USB-AC55 */ + { USB_DEVICE(0x0b05, 0x180b) }, /* Asus USB-N53 B1 */ + { USB_DEVICE(0x0e8d, 0x7612) }, /* Aukey USBAC1200 - Alfa AWUS036ACM */ + { USB_DEVICE(0x057c, 0x8503) }, /* Avm FRITZ!WLAN AC860 */ + { USB_DEVICE(0x7392, 0xb711) }, /* Edimax EW 7722 UAC */ + { USB_DEVICE(0x0846, 0x9053) }, /* Netgear A6210 */ + { USB_DEVICE(0x045e, 0x02e6) }, /* XBox One Wireless Adapter */ + { }, +}; + +static int mt76x2u_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + static const struct mt76_driver_ops drv_ops = { + .update_survey = mt76x02_update_channel, + .tx_prepare_skb = mt76x02u_tx_prepare_skb, + .tx_complete_skb = mt76x02u_tx_complete_skb, + .tx_status_data = mt76x02_tx_status_data, + .rx_skb = mt76x02_queue_rx_skb, + .sta_ps = mt76x02_sta_ps, + .sta_add = mt76x02_sta_add, + .sta_remove = mt76x02_sta_remove, + }; + struct usb_device *udev = interface_to_usbdev(intf); + struct mt76x02_dev *dev; + struct mt76_dev *mdev; + int err; + + mdev = mt76_alloc_device(&intf->dev, sizeof(*dev), &mt76x2u_ops, + &drv_ops); + if (!mdev) + return -ENOMEM; + + dev = container_of(mdev, struct mt76x02_dev, mt76); + + udev = usb_get_dev(udev); + usb_reset_device(udev); + + usb_set_intfdata(intf, dev); + + mt76x02u_init_mcu(mdev); + err = mt76u_init(mdev, intf); + if (err < 0) + goto err; + + mdev->rev = mt76_rr(dev, MT_ASIC_VERSION); + dev_info(mdev->dev, "ASIC revision: %08x\n", mdev->rev); + if (!is_mt76x2(dev)) { + err = -ENODEV; + goto err; + } + + err = mt76x2u_register_device(dev); + if (err < 0) + goto err; + + return 0; + +err: + ieee80211_free_hw(mt76_hw(dev)); + usb_set_intfdata(intf, NULL); + usb_put_dev(udev); + + return err; +} + +static void mt76x2u_disconnect(struct usb_interface *intf) +{ + struct usb_device *udev = interface_to_usbdev(intf); + struct mt76x02_dev *dev = usb_get_intfdata(intf); + struct ieee80211_hw *hw = mt76_hw(dev); + + set_bit(MT76_REMOVED, &dev->mt76.state); + ieee80211_unregister_hw(hw); + mt76x2u_cleanup(dev); + + ieee80211_free_hw(hw); + usb_set_intfdata(intf, NULL); + usb_put_dev(udev); +} + +static int __maybe_unused mt76x2u_suspend(struct usb_interface *intf, + pm_message_t state) +{ + struct mt76x02_dev *dev = usb_get_intfdata(intf); + + mt76u_stop_rx(&dev->mt76); + + return 0; +} + +static int __maybe_unused mt76x2u_resume(struct usb_interface *intf) +{ + struct mt76x02_dev *dev = usb_get_intfdata(intf); + int err; + + err = mt76u_resume_rx(&dev->mt76); + if (err < 0) + goto err; + + err = mt76x2u_init_hardware(dev); + if (err < 0) + goto err; + + return 0; + +err: + mt76x2u_cleanup(dev); + return err; +} + +MODULE_DEVICE_TABLE(usb, mt76x2u_device_table); +MODULE_FIRMWARE(MT7662_FIRMWARE); +MODULE_FIRMWARE(MT7662_ROM_PATCH); + +static struct usb_driver mt76x2u_driver = { + .name = KBUILD_MODNAME, + .id_table = mt76x2u_device_table, + .probe = mt76x2u_probe, + .disconnect = mt76x2u_disconnect, +#ifdef CONFIG_PM + .suspend = mt76x2u_suspend, + .resume = mt76x2u_resume, + .reset_resume = mt76x2u_resume, +#endif /* CONFIG_PM */ + .soft_unbind = 1, +#if LINUX_VERSION_IS_GEQ(3,5,0) + .disable_hub_initiated_lpm = 1, +#endif +}; +module_usb_driver(mt76x2u_driver); + +MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>"); +MODULE_LICENSE("Dual BSD/GPL"); |