46 static void mt76x0_init_usb_dma(struct mt76x02_dev *dev)  in mt76x0_init_usb_dma()  argument
50 	val = mt76_rr(dev, MT_USB_DMA_CFG);  in mt76x0_init_usb_dma()
59 	mt76_wr(dev, MT_USB_DMA_CFG, val);  in mt76x0_init_usb_dma()
61 	val = mt76_rr(dev, MT_COM_REG0);  in mt76x0_init_usb_dma()
63 		dev_dbg(dev->mt76.dev, "MCU not ready\n");  in mt76x0_init_usb_dma()
65 	val = mt76_rr(dev, MT_USB_DMA_CFG);  in mt76x0_init_usb_dma()
68 	mt76_wr(dev, MT_USB_DMA_CFG, val);  in mt76x0_init_usb_dma()
70 	mt76_wr(dev, MT_USB_DMA_CFG, val);  in mt76x0_init_usb_dma()
73 static void mt76x0u_cleanup(struct mt76x02_dev *dev)  in mt76x0u_cleanup()  argument
75 	clear_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);  in mt76x0u_cleanup()
76 	mt76x0_chip_onoff(dev, false, false);  in mt76x0u_cleanup()
77 	mt76u_queues_deinit(&dev->mt76);  in mt76x0u_cleanup()
82 	struct mt76x02_dev *dev = hw->priv;  in mt76x0u_stop()  local
84 	clear_bit(MT76_STATE_RUNNING, &dev->mphy.state);  in mt76x0u_stop()
85 	cancel_delayed_work_sync(&dev->cal_work);  in mt76x0u_stop()
86 	cancel_delayed_work_sync(&dev->mphy.mac_work);  in mt76x0u_stop()
87 	mt76u_stop_tx(&dev->mt76);  in mt76x0u_stop()
88 	mt76x02u_exit_beacon_config(dev);  in mt76x0u_stop()
90 	if (test_bit(MT76_REMOVED, &dev->mphy.state))  in mt76x0u_stop()
93 	if (!mt76_poll(dev, MT_USB_DMA_CFG, MT_USB_DMA_CFG_TX_BUSY, 0, 1000))  in mt76x0u_stop()
94 		dev_warn(dev->mt76.dev, "TX DMA did not stop\n");  in mt76x0u_stop()
96 	mt76x0_mac_stop(dev);  in mt76x0u_stop()
98 	if (!mt76_poll(dev, MT_USB_DMA_CFG, MT_USB_DMA_CFG_RX_BUSY, 0, 1000))  in mt76x0u_stop()
99 		dev_warn(dev->mt76.dev, "RX DMA did not stop\n");  in mt76x0u_stop()
104 	struct mt76x02_dev *dev = hw->priv;  in mt76x0u_start()  local
107 	ret = mt76x02u_mac_start(dev);  in mt76x0u_start()
111 	mt76x0_phy_calibrate(dev, true);  in mt76x0u_start()
112 	ieee80211_queue_delayed_work(dev->mt76.hw, &dev->mphy.mac_work,  in mt76x0u_start()
114 	ieee80211_queue_delayed_work(dev->mt76.hw, &dev->cal_work,  in mt76x0u_start()
116 	set_bit(MT76_STATE_RUNNING, &dev->mphy.state);  in mt76x0u_start()
147 static int mt76x0u_init_hardware(struct mt76x02_dev *dev, bool reset)  in mt76x0u_init_hardware()  argument
151 	mt76x0_chip_onoff(dev, true, reset);  in mt76x0u_init_hardware()
153 	if (!mt76x02_wait_for_mac(&dev->mt76))  in mt76x0u_init_hardware()
156 	err = mt76x0u_mcu_init(dev);  in mt76x0u_init_hardware()
160 	mt76x0_init_usb_dma(dev);  in mt76x0u_init_hardware()
161 	err = mt76x0_init_hardware(dev);  in mt76x0u_init_hardware()
165 	mt76x02u_init_beacon_config(dev);  in mt76x0u_init_hardware()
167 	mt76_rmw(dev, MT_US_CYC_CFG, MT_US_CYC_CNT, 0x1e);  in mt76x0u_init_hardware()
168 	mt76_wr(dev, MT_TXOP_CTRL_CFG,  in mt76x0u_init_hardware()
175 static int mt76x0u_register_device(struct mt76x02_dev *dev)  in mt76x0u_register_device()  argument
177 	struct ieee80211_hw *hw = dev->mt76.hw;  in mt76x0u_register_device()
178 	struct mt76_usb *usb = &dev->mt76.usb;  in mt76x0u_register_device()
181 	usb->mcu.data = devm_kmalloc(dev->mt76.dev, MCU_RESP_URB_SIZE,  in mt76x0u_register_device()
186 	err = mt76u_alloc_queues(&dev->mt76);  in mt76x0u_register_device()
190 	err = mt76x0u_init_hardware(dev, true);  in mt76x0u_register_device()
195 	hw->max_tx_fragments = dev->mt76.usb.sg_en ? MT_TX_SG_MAX_SIZE : 1;  in mt76x0u_register_device()
196 	err = mt76x0_register_device(dev);  in mt76x0u_register_device()
200 	set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);  in mt76x0u_register_device()
205 	mt76x0u_cleanup(dev);  in mt76x0u_register_device()
225 	struct mt76x02_dev *dev;  in mt76x0u_probe()  local
230 	mdev = mt76_alloc_device(&usb_intf->dev, sizeof(*dev), &mt76x0u_ops,  in mt76x0u_probe()
235 	dev = container_of(mdev, struct mt76x02_dev, mt76);  in mt76x0u_probe()
236 	mutex_init(&dev->phy_mutex);  in mt76x0u_probe()
240 		dev->no_2ghz = true;  in mt76x0u_probe()
245 	usb_set_intfdata(usb_intf, dev);  in mt76x0u_probe()
253 	mt76x0_chip_onoff(dev, false, false);  in mt76x0u_probe()
260 	mdev->rev = mt76_rr(dev, MT_ASIC_VERSION);  in mt76x0u_probe()
261 	mac_rev = mt76_rr(dev, MT_MAC_CSR0);  in mt76x0u_probe()
262 	dev_info(mdev->dev, "ASIC revision: %08x MAC revision: %08x\n",  in mt76x0u_probe()
264 	if (!is_mt76x0(dev)) {  in mt76x0u_probe()
270 	if (!(mt76_rr(dev, MT_EFUSE_CTRL) & MT_EFUSE_CTRL_SEL))  in mt76x0u_probe()
271 		dev_warn(mdev->dev, "Warning: eFUSE not present\n");  in mt76x0u_probe()
273 	ret = mt76x0u_register_device(dev);  in mt76x0u_probe()
282 	mt76u_queues_deinit(&dev->mt76);  in mt76x0u_probe()
283 	mt76_free_device(&dev->mt76);  in mt76x0u_probe()
290 	struct mt76x02_dev *dev = usb_get_intfdata(usb_intf);  in mt76x0_disconnect()  local
291 	bool initialized = test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);  in mt76x0_disconnect()
296 	ieee80211_unregister_hw(dev->mt76.hw);  in mt76x0_disconnect()
297 	mt76x0u_cleanup(dev);  in mt76x0_disconnect()
302 	mt76_free_device(&dev->mt76);  in mt76x0_disconnect()
308 	struct mt76x02_dev *dev = usb_get_intfdata(usb_intf);  in mt76x0_suspend()  local
310 	mt76u_stop_rx(&dev->mt76);  in mt76x0_suspend()
311 	clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);  in mt76x0_suspend()
312 	mt76x0_chip_onoff(dev, false, false);  in mt76x0_suspend()
319 	struct mt76x02_dev *dev = usb_get_intfdata(usb_intf);  in mt76x0_resume()  local
322 	ret = mt76u_resume_rx(&dev->mt76);  in mt76x0_resume()
326 	ret = mt76x0u_init_hardware(dev, false);  in mt76x0_resume()
332 	mt76x0u_cleanup(dev);  in mt76x0_resume()