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#include <linux/kernel.h>
#include <linux/module.h>
#include "mt7615.h"
#include "mac.h"
#include "../trace.h"
u32 mt7615_reg_map(struct mt7615_dev *dev, u32 addr)
{
u32 base = addr & MT_MCU_PCIE_REMAP_2_BASE;
u32 offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET;
mt76_wr(dev, MT_MCU_PCIE_REMAP_2, base);
return MT_PCIE_REMAP_BASE_2 + offset;
}
static void
mt7615_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q)
{
struct mt7615_dev *dev = container_of(mdev, struct mt7615_dev, mt76);
mt7615_irq_enable(dev, MT_INT_RX_DONE(q));
}
static irqreturn_t mt7615_irq_handler(int irq, void *dev_instance)
{
struct mt7615_dev *dev = dev_instance;
u32 intr;
intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
if (!test_bit(MT76_STATE_INITIALIZED, &dev->mphy.state))
return IRQ_NONE;
trace_dev_irq(&dev->mt76, intr, dev->mt76.mmio.irqmask);
intr &= dev->mt76.mmio.irqmask;
if (intr & MT_INT_TX_DONE_ALL) {
mt7615_irq_disable(dev, MT_INT_TX_DONE_ALL);
napi_schedule(&dev->mt76.tx_napi);
}
if (intr & MT_INT_RX_DONE(0)) {
mt7615_irq_disable(dev, MT_INT_RX_DONE(0));
napi_schedule(&dev->mt76.napi[0]);
}
if (intr & MT_INT_RX_DONE(1)) {
mt7615_irq_disable(dev, MT_INT_RX_DONE(1));
napi_schedule(&dev->mt76.napi[1]);
}
if (intr & MT_INT_MCU_CMD) {
u32 val = mt76_rr(dev, MT_MCU_CMD);
if (val & MT_MCU_CMD_ERROR_MASK) {
dev->reset_state = val;
ieee80211_queue_work(mt76_hw(dev), &dev->reset_work);
wake_up(&dev->reset_wait);
}
}
return IRQ_HANDLED;
}
int mt7615_mmio_probe(struct device *pdev, void __iomem *mem_base, int irq)
{
static const struct mt76_driver_ops drv_ops = {
/* txwi_size = txd size + txp size */
.txwi_size = MT_TXD_SIZE + sizeof(struct mt7615_txp_common),
.drv_flags = MT_DRV_TXWI_NO_FREE,
.survey_flags = SURVEY_INFO_TIME_TX |
SURVEY_INFO_TIME_RX |
SURVEY_INFO_TIME_BSS_RX,
.tx_prepare_skb = mt7615_tx_prepare_skb,
.tx_complete_skb = mt7615_tx_complete_skb,
.rx_skb = mt7615_queue_rx_skb,
.rx_poll_complete = mt7615_rx_poll_complete,
.sta_ps = mt7615_sta_ps,
.sta_add = mt7615_mac_sta_add,
.sta_remove = mt7615_mac_sta_remove,
.update_survey = mt7615_update_channel,
};
struct mt7615_dev *dev;
struct mt76_dev *mdev;
int ret;
mdev = mt76_alloc_device(pdev, sizeof(*dev), &mt7615_ops, &drv_ops);
if (!mdev)
return -ENOMEM;
dev = container_of(mdev, struct mt7615_dev, mt76);
mt76_mmio_init(&dev->mt76, mem_base);
mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) |
(mt76_rr(dev, MT_HW_REV) & 0xff);
dev_dbg(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
ret = devm_request_irq(mdev->dev, irq, mt7615_irq_handler,
IRQF_SHARED, KBUILD_MODNAME, dev);
if (ret)
goto error;
ret = mt7615_register_device(dev);
if (ret)
goto error;
return 0;
error:
ieee80211_free_hw(mt76_hw(dev));
return ret;
}
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