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