diff options
| author | Lorenzo Bianconi <lorenzo@kernel.org> | 2023-10-20 13:30:55 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2023-12-07 20:50:20 +0300 |
| commit | 5bb7a655045ebc023f421c13c2156fcd478185bc (patch) | |
| tree | b6768860e20a4d5dc4c4a4d1081f7ec6f87714f2 /drivers/net/wireless/mediatek/mt76/dma.c | |
| parent | 83eafc9251d6d30574b629ac637c56d168fcbdd9 (diff) | |
| download | linux-5bb7a655045ebc023f421c13c2156fcd478185bc.tar.xz | |
wifi: mt76: dma: introduce __mt76_dma_queue_reset utility routine
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>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/dma.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/dma.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index a7a045488cb2..12615b49c0d7 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -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) |