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-rw-r--r--drivers/net/wireless/mediatek/mt76/dma.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 7545b552db25..24ff21eedbd0 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -143,6 +143,7 @@ mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q)
static void
mt76_dma_kick_queue(struct mt76_dev *dev, struct mt76_queue *q)
{
+ wmb();
writel(q->head, &q->regs->cpu_idx);
}