diff options
| author | Bo Jiao <Bo.Jiao@mediatek.com> | 2023-05-22 21:49:53 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2023-07-25 22:59:41 +0300 |
| commit | 1e64fdd41c9d2c6f6c9ef0ce7d6854c70d812d0f (patch) | |
| tree | baf5161aa21ac0a4bc531dd7c0ddbe6150da7739 /drivers/net/wireless/mediatek/mt76/mt7915/mac.c | |
| parent | 6ae39b7c7ed4d594cacb6b1d61fb6a8602df0c3c (diff) | |
| download | linux-1e64fdd41c9d2c6f6c9ef0ce7d6854c70d812d0f.tar.xz | |
wifi: mt76: mt7915: disable WFDMA Tx/Rx during SER recovery
Stop WFDMA transaction to avoid potential unexpected issue while doing
system recovery.
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/mac.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index 4226fd496143..2bc2fefa1cd0 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -1407,8 +1407,12 @@ mt7915_mac_restart(struct mt7915_dev *dev) if (dev_is_pci(mdev->dev)) { mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0x0); - if (dev->hif2) - mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0x0); + if (dev->hif2) { + if (is_mt7915(mdev)) + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0x0); + else + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE_MT7916, 0x0); + } } set_bit(MT76_RESET, &dev->mphy.state); @@ -1458,8 +1462,12 @@ mt7915_mac_restart(struct mt7915_dev *dev) } if (dev_is_pci(mdev->dev)) { mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff); - if (dev->hif2) - mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0xff); + if (dev->hif2) { + if (is_mt7915(mdev)) + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE, 0xff); + else + mt76_wr(dev, MT_PCIE1_MAC_INT_ENABLE_MT7916, 0xff); + } } /* load firmware */ @@ -1629,6 +1637,12 @@ void mt7915_mac_reset_work(struct work_struct *work) mt7915_wait_reset_state(dev, MT_MCU_CMD_RECOVERY_DONE); } + mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_RESET_DONE); + mt7915_wait_reset_state(dev, MT_MCU_CMD_NORMAL_STATE); + + /* enable DMA Tx/Rx and interrupt */ + mt7915_dma_start(dev, false, false); + clear_bit(MT76_MCU_RESET, &dev->mphy.state); clear_bit(MT76_RESET, &dev->mphy.state); if (phy2) @@ -1643,9 +1657,6 @@ void mt7915_mac_reset_work(struct work_struct *work) tasklet_schedule(&dev->mt76.irq_tasklet); - mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_RESET_DONE); - mt7915_wait_reset_state(dev, MT_MCU_CMD_NORMAL_STATE); - mt76_worker_enable(&dev->mt76.tx_worker); local_bh_disable(); |