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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 <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2023-10-20 12:30:55 +02:00 committed by Felix Fietkau
parent 83eafc9251
commit 5bb7a65504
1 changed files with 12 additions and 3 deletions
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15
drivers/net/wireless/mediatek/mt76/dma.c
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@ -195,7 +195,8 @@ mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q)
}
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;
@ -206,11 +207,19 @@ mt76_dma_queue_reset(struct mt76_dev *dev, struct mt76_queue *q)
for (i = 0; i < q->ndesc; i++)
q->desc[i].ctrl = cpu_to_le32(MT_DMA_CTL_DMA_DONE);
Q_WRITE(q, cpu_idx, 0);
Q_WRITE(q, dma_idx, 0);
if (reset_idx) {
Q_WRITE(q, cpu_idx, 0);
Q_WRITE(q, dma_idx, 0);
}
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
mt76_dma_add_rx_buf(struct mt76_dev *dev, struct mt76_queue *q,
struct mt76_queue_buf *buf, void *data)