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wifi: mt76: use GFP_DMA32 for page_pool buffer allocation

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Set GFP_DMA32 flag for page_pool buffers allocation since the hw relies
on 32-bit DMA addresses for WED offloading.

Tested-by: Daniel Pawlik <pawlik.dan@gmail.com>
Tested-by: Matteo Croce <teknoraver@meta.com>
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20251008-wed-fixes-v1-2-8f7678583385@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Peter Chiu
2025-10-08 12:41:49 +02:00
committed by Felix Fietkau
parent 385aab8fcc
commit a9730354ca
1 changed files with 2 additions and 1 deletions
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3
drivers/net/wireless/mediatek/mt76/mt76.h
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@@ -1877,7 +1877,8 @@ mt76_get_page_pool_buf(struct mt76_queue *q, u32 *offset, u32 size)
{
struct page *page;
page = page_pool_dev_alloc_frag(q->page_pool, offset, size);
page = page_pool_alloc_frag(q->page_pool, offset, size,
GFP_ATOMIC | __GFP_NOWARN | GFP_DMA32);
if (!page)
return NULL;