2023-08-30 17:31:07 +02:00
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// 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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#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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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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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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if (ret)
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return;
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mt7615_init_work(dev);
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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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mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
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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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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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ret = mt7615_dma_init(dev);
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if (ret)
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return ret;
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set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
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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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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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return 0;
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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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mt7615_init_device(dev);
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INIT_WORK(&dev->reset_work, mt7615_mac_reset_work);
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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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ret = mt7622_wmac_init(dev);
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if (ret)
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return ret;
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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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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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ret = mt7615_thermal_init(dev);
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if (ret)
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return ret;
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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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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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return mt7615_init_debugfs(dev);
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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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mcu_running = mt7615_wait_for_mcu_init(dev);
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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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mt7615_tx_token_put(dev);
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mt7615_dma_cleanup(dev);
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2023-10-24 12:59:35 +02:00
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tasklet_disable(&dev->mt76.irq_tasklet);
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2023-08-30 17:31:07 +02:00
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mt76_free_device(&dev->mt76);
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}
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