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wifi: mt76: dma: introduce __mt76_dma_queue_reset utility routine

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This is a preliminary patch to introduce WED support for mt7996

Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2023-11-17 14:12:32 +01:00
committed by Felix Fietkau
parent 2e7f30f22c
commit ec8765a02f
1 changed files with 12 additions and 3 deletions
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dma.c
+12 -3
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@@ -195,7 +195,8 @@ mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q)
} }
static void static void
mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q) __mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q,
bool reset_idx)
{ {
int i; int i;
@@ -206,11 +207,19 @@ mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q)
for (i = 0; i < q->ndesc; i++) for (i = 0; i < q->ndesc; i++)
q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE); q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
Q_WRITE(q, cpu_idx, 0); if (reset_idx) {
Q_WRITE(q, dma_idx, 0); Q_WRITE(q, cpu_idx, 0);
Q_WRITE(q, dma_idx, 0);
}
mt76_dma_sync_idx(dev, q); mt76_dma_sync_idx(dev, q);
} }
static void
mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q)
{
__mt76_dma_queue_reset(dev, q, true);
}
static int static int
mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q, mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q,
struct mt76_queue_buf *buf, void *data) struct mt76_queue_buf *buf, void *data)