129 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: ISC
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| /* Copyright (C) 2019 MediaTek Inc.
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|  *
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|  * Author: Roy Luo <royluo@google.com>
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|  *         Ryder Lee <ryder.lee@mediatek.com>
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|  *         Felix Fietkau <nbd@nbd.name>
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|  *         Lorenzo Bianconi <lorenzo@kernel.org>
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|  */
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| 
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| #include <linux/etherdevice.h>
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| #include "mt7615.h"
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| #include "mac.h"
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| #include "eeprom.h"
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| 
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| static void mt7615_pci_init_work(struct work_struct *work)
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| {
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| 	struct mt7615_dev *dev = container_of(work, struct mt7615_dev,
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| 					      mcu_work);
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| 	int i, ret;
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| 
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| 	ret = mt7615_mcu_init(dev);
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| 	for (i = 0; (ret == -EAGAIN) && (i < 10); i++) {
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| 		msleep(200);
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| 		ret = mt7615_mcu_init(dev);
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| 	}
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| 
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| 	if (ret)
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| 		return;
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| 
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| 	mt7615_init_work(dev);
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| }
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| 
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| static int mt7615_init_hardware(struct mt7615_dev *dev)
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| {
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| 	u32 addr = mt7615_reg_map(dev, MT_EFUSE_BASE);
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| 	int ret, idx;
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| 
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| 	mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
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| 
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| 	INIT_WORK(&dev->mcu_work, mt7615_pci_init_work);
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| 	ret = mt7615_eeprom_init(dev, addr);
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| 	if (ret < 0)
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| 		return ret;
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| 
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| 	if (is_mt7663(&dev->mt76)) {
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| 		/* Reset RGU */
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| 		mt76_clear(dev, MT_MCU_CIRQ_IRQ_SEL(4), BIT(1));
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| 		mt76_set(dev, MT_MCU_CIRQ_IRQ_SEL(4), BIT(1));
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| 	}
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| 
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| 	ret = mt7615_dma_init(dev);
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| 	if (ret)
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| 		return ret;
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| 
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| 	set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
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| 
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| 	/* Beacon and mgmt frames should occupy wcid 0 */
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| 	idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7615_WTBL_STA - 1);
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| 	if (idx)
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| 		return -ENOSPC;
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| 
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| 	dev->mt76.global_wcid.idx = idx;
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| 	dev->mt76.global_wcid.hw_key_idx = -1;
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| 	rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid);
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| 
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| 	return 0;
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| }
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| 
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| int mt7615_register_device(struct mt7615_dev *dev)
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| {
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| 	int ret;
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| 
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| 	mt7615_init_device(dev);
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| 	INIT_WORK(&dev->reset_work, mt7615_mac_reset_work);
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| 
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| 	/* init led callbacks */
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| 	if (IS_ENABLED(CONFIG_MT76_LEDS)) {
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| 		dev->mphy.leds.cdev.brightness_set = mt7615_led_set_brightness;
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| 		dev->mphy.leds.cdev.blink_set = mt7615_led_set_blink;
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| 	}
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| 
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| 	ret = mt7622_wmac_init(dev);
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| 	if (ret)
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| 		return ret;
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| 
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| 	ret = mt7615_init_hardware(dev);
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| 	if (ret)
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| 		return ret;
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| 
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| 	ret = mt76_register_device(&dev->mt76, true, mt76_rates,
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| 				   ARRAY_SIZE(mt76_rates));
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| 	if (ret)
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| 		return ret;
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| 
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| 	ret = mt7615_thermal_init(dev);
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| 	if (ret)
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| 		return ret;
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| 
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| 	ieee80211_queue_work(mt76_hw(dev), &dev->mcu_work);
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| 	mt7615_init_txpower(dev, &dev->mphy.sband_2g.sband);
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| 	mt7615_init_txpower(dev, &dev->mphy.sband_5g.sband);
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| 
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| 	if (dev->dbdc_support) {
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| 		ret = mt7615_register_ext_phy(dev);
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| 		if (ret)
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| 			return ret;
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| 	}
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| 
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| 	return mt7615_init_debugfs(dev);
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| }
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| 
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| void mt7615_unregister_device(struct mt7615_dev *dev)
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| {
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| 	bool mcu_running;
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| 
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| 	mcu_running = mt7615_wait_for_mcu_init(dev);
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| 
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| 	mt7615_unregister_ext_phy(dev);
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| 	mt76_unregister_device(&dev->mt76);
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| 	if (mcu_running)
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| 		mt7615_mcu_exit(dev);
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| 
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| 	mt7615_tx_token_put(dev);
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| 	mt7615_dma_cleanup(dev);
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| 	tasklet_disable(&dev->mt76.irq_tasklet);
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| 
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| 	mt76_free_device(&dev->mt76);
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| }
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