From f7632a7fdda861e1215a6b284de738d7ab575837 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Fri, 17 Oct 2025 10:50:31 +0200 Subject: [PATCH] wifi: mt76: Add the capability to set TX token start ID This is a preliminary patch to enable traffic forward offloading via the Airoha NPU module available on the Airoha EN7581 SoC. Signed-off-by: Lorenzo Bianconi Link: https://patch.msgid.link/20251017-mt76-npu-devel-v2-3-ddaa90901723@kernel.org Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76.h | 1 + drivers/net/wireless/mediatek/mt76/tx.c | 6 ++++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index b0ff654270881..a66b89bc4b4a5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -944,6 +944,7 @@ struct mt76_dev { struct idr token; u16 wed_token_count; u16 token_count; + u16 token_start; u16 token_size; spinlock_t rx_token_lock; diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index b09b7dfab4169..9ec6d0b53a84a 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -847,8 +847,10 @@ int mt76_token_consume(struct mt76_dev *dev, struct mt76_txwi_cache **ptxwi) spin_lock_bh(&dev->token_lock); - token = idr_alloc(&dev->token, *ptxwi, 0, dev->token_size, GFP_ATOMIC); - if (token >= 0) + token = idr_alloc(&dev->token, *ptxwi, dev->token_start, + dev->token_start + dev->token_size, + GFP_ATOMIC); + if (token >= dev->token_start) dev->token_count++; #ifdef CONFIG_NET_MEDIATEK_SOC_WED -- 2.47.3