iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mt76: flush tx status queue on DMA reset

Browse Source 
After DMA reset, tx status information for queued frames will never arrive.
Flush the queue to free skbs immediately instead of waiting for a timeout

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2021-04-13 20:09:33 +02:00
parent 2b9ea5a8cf
commit 6929d1d747
5 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/wireless/mediatek/mt76/mt7603/mac.c
View File

@ -1445,6 +1445,8 @@ static void mt7603_mac_watchdog_reset(struct mt7603_dev *dev)
mt76_queue_rx_reset(dev, i);
}
mt76_tx_status_check(&dev->mt76, NULL, true);
mt7603_dma_sched_reset(dev);
mt7603_mac_dma_start(dev);

2
drivers/net/wireless/mediatek/mt76/mt7615/pci_mac.c
View File

@ -201,6 +201,8 @@ void mt7615_dma_reset(struct mt7615_dev *dev)
mt76_for_each_q_rx(&dev->mt76, i)
mt76_queue_rx_reset(dev, i);
mt76_tx_status_check(&dev->mt76, NULL, true);
mt7615_dma_start(dev);
}
EXPORT_SYMBOL_GPL(mt7615_dma_reset);

2
drivers/net/wireless/mediatek/mt76/mt76x02_mmio.c
View File

@ -472,6 +472,8 @@ static void mt76x02_watchdog_reset(struct mt76x02_dev *dev)
mt76_queue_rx_reset(dev, i);
}
mt76_tx_status_check(&dev->mt76, NULL, true);
mt76x02_mac_start(dev);
if (dev->ed_monitor)

2
drivers/net/wireless/mediatek/mt76/mt7915/mac.c
View File

@ -1564,6 +1564,8 @@ mt7915_dma_reset(struct mt7915_dev *dev)
mt76_for_each_q_rx(&dev->mt76, i)
mt76_queue_rx_reset(dev, i);
mt76_tx_status_check(&dev->mt76, NULL, true);
/* re-init prefetch settings after reset */
mt7915_dma_prefetch(dev);

2
drivers/net/wireless/mediatek/mt76/mt7921/mac.c
View File

@ -1254,6 +1254,8 @@ mt7921_dma_reset(struct mt7921_dev *dev)
mt76_for_each_q_rx(&dev->mt76, i)
mt76_queue_reset(dev, &dev->mt76.q_rx[i]);
mt76_tx_status_check(&dev->mt76, NULL, true);
/* configure perfetch settings */
mt7921_dma_prefetch(dev);