wifi: mt76: always enable RRO queues for non-MT7992 chipset

MT7990 NPU binary requires to initialize NPU desc_base after configuring
ring_size. This is a preliminary patch to enable NPU offload for MT7996
(Eagle) chipset.

Tested-by: Kang Yang <[email protected]>
Signed-off-by: Lorenzo Bianconi <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2026-01-27 11:56:18 +00:00
committed by Felix Fietkau
parent 86a0bf3441
commit 5c67ef5088
+6 -3
View File
@@ -6,6 +6,7 @@
#include <linux/dma-mapping.h>
#include "mt76.h"
#include "dma.h"
#include "mt76_connac.h"
static struct mt76_txwi_cache *
mt76_alloc_txwi(struct mt76_dev *dev)
@@ -188,16 +189,18 @@ mt76_dma_queue_magic_cnt_init(struct mt76_dev *dev, struct mt76_queue *q)
static void
mt76_dma_sync_idx(struct mt76_dev *dev, struct mt76_queue *q)
{
Q_WRITE(q, desc_base, q->desc_dma);
if ((q->flags & MT_QFLAG_WED_RRO_EN) && !mt76_npu_device_active(dev))
if ((q->flags & MT_QFLAG_WED_RRO_EN) &&
(!is_mt7992(dev) || !mt76_npu_device_active(dev)))
Q_WRITE(q, ring_size, MT_DMA_RRO_EN | q->ndesc);
else
Q_WRITE(q, ring_size, q->ndesc);
if (mt76_queue_is_npu_tx(q)) {
writel(q->desc_dma, &q->regs->desc_base);
writel(q->ndesc, &q->regs->ring_size);
writel(q->desc_dma, &q->regs->desc_base);
}
Q_WRITE(q, desc_base, q->desc_dma);
q->head = Q_READ(q, dma_idx);
q->tail = q->head;
}