void mt7601u_cleanup(struct mt7601u_dev *dev)
{
if (!test_and_clear_bit(MT7601U_STATE_INITIALIZED, &dev->state))
return;
mt7601u_stop_hardware(dev);
mt7601u_dma_cleanup(dev);
mt7601u_mcu_cmd_deinit(dev);
}
int mt7601u_dma_init(struct mt7601u_dev *dev)
{
int ret = -ENOMEM;
tasklet_init(&dev->rx_tasklet, mt7601u_rx_tasklet, (unsigned long) dev);
ret = mt7601u_alloc_tx(dev);
if (ret)
goto err;
ret = mt7601u_alloc_rx(dev);
if (ret)
goto err;
ret = mt7601u_submit_rx(dev);
if (ret)
goto err;
return 0;
err:
mt7601u_dma_cleanup(dev);
return ret;
}
int mt7601u_init_hardware(struct mt7601u_dev *dev)
{
static const u16 beacon_offsets[16] = {
/* 512 byte per beacon */
0xc000, 0xc200, 0xc400, 0xc600,
0xc800, 0xca00, 0xcc00, 0xce00,
0xd000, 0xd200, 0xd400, 0xd600,
0xd800, 0xda00, 0xdc00, 0xde00
};
int ret;
dev->beacon_offsets = beacon_offsets;
mt7601u_chip_onoff(dev, true, false);
ret = mt7601u_wait_asic_ready(dev);
if (ret)
goto err;
ret = mt7601u_mcu_init(dev);
if (ret)
goto err;
if (!mt76_poll_msec(dev, MT_WPDMA_GLO_CFG,
MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
MT_WPDMA_GLO_CFG_RX_DMA_BUSY, 0, 100)) {
ret = -EIO;
goto err;
}
/* Wait for ASIC ready after FW load. */
ret = mt7601u_wait_asic_ready(dev);
if (ret)
goto err;
mt7601u_reset_csr_bbp(dev);
mt7601u_init_usb_dma(dev);
ret = mt7601u_mcu_cmd_init(dev);
if (ret)
goto err;
ret = mt7601u_dma_init(dev);
if (ret)
goto err_mcu;
ret = mt7601u_write_mac_initvals(dev);
if (ret)
goto err_rx;
if (!mt76_poll_msec(dev, MT_MAC_STATUS,
MT_MAC_STATUS_TX | MT_MAC_STATUS_RX, 0, 100)) {
ret = -EIO;
goto err_rx;
}
ret = mt7601u_init_bbp(dev);
if (ret)
goto err_rx;
ret = mt7601u_init_wcid_mem(dev);
if (ret)
goto err_rx;
ret = mt7601u_init_key_mem(dev);
if (ret)
goto err_rx;
ret = mt7601u_init_wcid_attr_mem(dev);
if (ret)
goto err_rx;
mt76_clear(dev, MT_BEACON_TIME_CFG, (MT_BEACON_TIME_CFG_TIMER_EN |
MT_BEACON_TIME_CFG_SYNC_MODE |
MT_BEACON_TIME_CFG_TBTT_EN |
MT_BEACON_TIME_CFG_BEACON_TX));
mt7601u_reset_counters(dev);
mt7601u_rmw(dev, MT_US_CYC_CFG, MT_US_CYC_CNT, 0x1e);
mt7601u_wr(dev, MT_TXOP_CTRL_CFG,
FIELD_PREP(MT_TXOP_TRUN_EN, 0x3f) |
FIELD_PREP(MT_TXOP_EXT_CCA_DLY, 0x58));
ret = mt7601u_eeprom_init(dev);
if (ret)
goto err_rx;
ret = mt7601u_phy_init(dev);
if (ret)
goto err_rx;
mt7601u_set_rx_path(dev, 0);
mt7601u_set_tx_dac(dev, 0);
mt7601u_mac_set_ctrlch(dev, false);
mt7601u_bbp_set_ctrlch(dev, false);
mt7601u_bbp_set_bw(dev, MT_BW_20);
return 0;
err_rx:
mt7601u_dma_cleanup(dev);
err_mcu:
mt7601u_mcu_cmd_deinit(dev);
err:
mt7601u_chip_onoff(dev, false, false);
return ret;
}
