diff options
| author | Emery Hsin <emery.hsin@mediatek.com> | 2026-06-12 15:51:36 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2026-07-31 12:25:36 +0000 |
| commit | 78ff45f849a7c24b96adbb38c901d84491e650e9 (patch) | |
| tree | 092b7295905c31a7270d709c0c5c7391e7587512 | |
| parent | 3422e61141e79d5edd51f27b12d146e631124960 (diff) | |
| download | linux-78ff45f849a7c24b96adbb38c901d84491e650e9.tar.gz linux-78ff45f849a7c24b96adbb38c901d84491e650e9.zip | |
wifi: mt76: mt792x: add tx_done ring to common DMA queue allocation
Add a tx_done field to mt792x_dma_layout and extend
mt792x_dma_alloc_queues() to allocate the MT_RXQ_MCU_WA queue when
tx_done.ring_base is configured.
This is a preparation patch before enabling MT7928 PCIe support.
Signed-off-by: Emery Hsin <emery.hsin@mediatek.com>
Link: https://patch.msgid.link/20260612075136.2577553-5-jb.tsai@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt792x.h | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt792x_dma.c | 11 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt792x.h b/drivers/net/wireless/mediatek/mt76/mt792x.h index eacee63e13f3..b8dc7ce38c87 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x.h +++ b/drivers/net/wireless/mediatek/mt76/mt792x.h @@ -217,6 +217,7 @@ struct mt792x_dma_layout { struct mt792x_dma_ring tx_data0; struct mt792x_dma_ring tx_mcu; struct mt792x_dma_ring tx_fwdl; + struct mt792x_dma_ring tx_done; struct mt792x_dma_ring rx_data; struct mt792x_dma_ring rx_mcu; }; diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_dma.c b/drivers/net/wireless/mediatek/mt76/mt792x_dma.c index b090ba9cd676..4d4c62bb0a77 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_dma.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_dma.c @@ -122,6 +122,17 @@ int mt792x_dma_alloc_queues(struct mt792x_dev *dev, if (ret) return ret; + /* tx done */ + if (layout->tx_done.ring_base) { + ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU_WA], + layout->tx_done.qid, + layout->tx_done.n_desc, + MT_RX_BUF_SIZE, + layout->tx_done.ring_base); + if (ret) + return ret; + } + /* rx event */ ret = mt76_queue_alloc(dev, &dev->mt76.q_rx[MT_RXQ_MCU], layout->rx_mcu.qid, |