kernel_samsung_a34x-permissive/drivers/net/wireless/mediatek/mt76/mt76x2_usb.c
2024-04-28 15:51:13 +02:00

151 lines
3.9 KiB
C

/*
* Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/kernel.h>
#include <linux/module.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 USB-AC1200 */
{ 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)
{
struct usb_device *udev = interface_to_usbdev(intf);
struct mt76x2_dev *dev;
int err;
dev = mt76x2u_alloc_device(&intf->dev);
if (!dev)
return -ENOMEM;
udev = usb_get_dev(udev);
usb_reset_device(udev);
err = mt76u_init(&dev->mt76, intf);
if (err < 0)
goto err;
dev->mt76.rev = mt76_rr(dev, MT_ASIC_VERSION);
dev_info(dev->mt76.dev, "ASIC revision: %08x\n", dev->mt76.rev);
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 mt76x2_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 mt76x2_dev *dev = usb_get_intfdata(intf);
struct mt76_usb *usb = &dev->mt76.usb;
mt76u_stop_queues(&dev->mt76);
mt76x2u_stop_hw(dev);
usb_kill_urb(usb->mcu.res.urb);
return 0;
}
static int __maybe_unused mt76x2u_resume(struct usb_interface *intf)
{
struct mt76x2_dev *dev = usb_get_intfdata(intf);
struct mt76_usb *usb = &dev->mt76.usb;
int err;
reinit_completion(&usb->mcu.cmpl);
err = mt76u_submit_buf(&dev->mt76, USB_DIR_IN,
MT_EP_IN_CMD_RESP,
&usb->mcu.res, GFP_KERNEL,
mt76u_mcu_complete_urb,
&usb->mcu.cmpl);
if (err < 0)
goto err;
err = mt76u_submit_rx_buffers(&dev->mt76);
if (err < 0)
goto err;
tasklet_enable(&usb->rx_tasklet);
tasklet_enable(&usb->tx_tasklet);
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(MT7662U_FIRMWARE);
MODULE_FIRMWARE(MT7662U_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,
.disable_hub_initiated_lpm = 1,
};
module_usb_driver(mt76x2u_driver);
MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>");
MODULE_LICENSE("Dual BSD/GPL");