drivers/net/wireless/mediatek/mt76/mt7603/core.c

   1 // SPDX-License-Identifier: ISC
   2
   3 #include "mt7603.h"
   4
   5 void mt7603_rx_poll_complete(struct mt76_dev *mdev, enum mt76_rxq_id q)
   6 {
   7         struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76);
   8
   9         mt7603_irq_enable(dev, MT_INT_RX_DONE(q));
  10 }
  11
  12 irqreturn_t mt7603_irq_handler(int irq, void *dev_instance)
  13 {
  14         struct mt7603_dev *dev = dev_instance;
  15         u32 intr;
  16
  17         intr = mt76_rr(dev, MT_INT_SOURCE_CSR);
  18         mt76_wr(dev, MT_INT_SOURCE_CSR, intr);
  19
  20         if (!test_bit(MT76_STATE_INITIALIZED, &dev->mt76.state))
  21                 return IRQ_NONE;
  22
  23         intr &= dev->mt76.mmio.irqmask;
  24
  25         if (intr & MT_INT_MAC_IRQ3) {
  26                 u32 hwintr = mt76_rr(dev, MT_HW_INT_STATUS(3));
  27
  28                 mt76_wr(dev, MT_HW_INT_STATUS(3), hwintr);
  29                 if (hwintr & MT_HW_INT3_PRE_TBTT0)
  30                         tasklet_schedule(&dev->mt76.pre_tbtt_tasklet);
  31
  32                 if ((hwintr & MT_HW_INT3_TBTT0) && dev->mt76.csa_complete)
  33                         mt76_csa_finish(&dev->mt76);
  34         }
  35
  36         if (intr & MT_INT_TX_DONE_ALL) {
  37                 mt7603_irq_disable(dev, MT_INT_TX_DONE_ALL);
  38                 napi_schedule(&dev->mt76.tx_napi);
  39         }
  40
  41         if (intr & MT_INT_RX_DONE(0)) {
  42                 mt7603_irq_disable(dev, MT_INT_RX_DONE(0));
  43                 napi_schedule(&dev->mt76.napi[0]);
  44         }
  45
  46         if (intr & MT_INT_RX_DONE(1)) {
  47                 mt7603_irq_disable(dev, MT_INT_RX_DONE(1));
  48                 napi_schedule(&dev->mt76.napi[1]);
  49         }
  50
  51         return IRQ_HANDLED;
  52 }
  53
  54 u32 mt7603_reg_map(struct mt7603_dev *dev, u32 addr)
  55 {
  56         u32 base = addr & MT_MCU_PCIE_REMAP_2_BASE;
  57         u32 offset = addr & MT_MCU_PCIE_REMAP_2_OFFSET;
  58
  59         dev->bus_ops->wr(&dev->mt76, MT_MCU_PCIE_REMAP_2, base);
  60
  61         return MT_PCIE_REMAP_BASE_2 + offset;
  62 }