| From b81245ff66c12f52508f3a2fd22ef2c7cf56cde4 Mon Sep 17 00:00:00 2001 |
| From: mtk27745 <rex.lu@mediatek.com> |
| Date: Mon, 6 Nov 2023 10:16:34 +0800 |
| Subject: [PATCH 2017/2020] mtk: wifi: mt76: mt7996: Remove wed rro ring add |
| napi at init state |
| |
| without this patch. rro ring will add napi at initial state. once rro ring add napi, it will have chance to be used by host driver. if host driver accessed the ring data, it will cause some issue. |
| |
| Signed-off-by: mtk27745 <rex.lu@mediatek.com> |
| --- |
| dma.c | 4 ++++ |
| 1 file changed, 4 insertions(+) |
| |
| diff --git a/dma.c b/dma.c |
| index 5ddb6be9..698f39c0 100644 |
| --- a/dma.c |
| +++ b/dma.c |
| @@ -1093,6 +1093,10 @@ mt76_dma_init(struct mt76_dev *dev, |
| init_completion(&dev->mmio.wed_reset_complete); |
| |
| mt76_for_each_q_rx(dev, i) { |
| + if (mtk_wed_device_active(&dev->mmio.wed) && |
| + mt76_queue_is_wed_rro(&dev->q_rx[i])) |
| + continue; |
| + |
| netif_napi_add(&dev->napi_dev, &dev->napi[i], poll); |
| mt76_dma_rx_fill(dev, &dev->q_rx[i]); |
| napi_enable(&dev->napi[i]); |
| -- |
| 2.18.0 |
| |