netdev - [PATCH net] net: airoha: Fix npu rx DMA definitions

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Message-Id: <20260102-airoha-npu-dma-rx-def-fixes-v1-1-205fc6bf7d94@kernel.org>
Date: Fri, 02 Jan 2026 12:29:38 +0100
From: Lorenzo Bianconi <lorenzo@...nel.org>
To: Andrew Lunn <andrew+netdev@...n.ch>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Paolo Abeni <pabeni@...hat.com>, Jakub Kicinski <kuba@...nel.org>
Cc: netdev@...r.kernel.org, Lorenzo Bianconi <lorenzo@...nel.org>, 
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: [PATCH net] net: airoha: Fix npu rx DMA definitions

Fix typos in npu rx DMA descriptor definitions.

Fixes: b3ef7bdec66fb ("net: airoha: Add airoha_offload.h header")
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
---
 include/linux/soc/airoha/airoha_offload.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/soc/airoha/airoha_offload.h b/include/linux/soc/airoha/airoha_offload.h
index 4d23cbb7d407596a6180eba7d7c8ca2b3949ed09..ab64ecdf39a06dd1ceb461fafc5e1437edb6141c 100644
--- a/include/linux/soc/airoha/airoha_offload.h
+++ b/include/linux/soc/airoha/airoha_offload.h
@@ -71,12 +71,12 @@ static inline void airoha_ppe_dev_check_skb(struct airoha_ppe_dev *dev,
 #define NPU_RX1_DESC_NUM	512
 
 /* CTRL */
-#define NPU_RX_DMA_DESC_LAST_MASK	BIT(29)
-#define NPU_RX_DMA_DESC_LEN_MASK	GENMASK(28, 15)
-#define NPU_RX_DMA_DESC_CUR_LEN_MASK	GENMASK(14, 1)
+#define NPU_RX_DMA_DESC_LAST_MASK	BIT(27)
+#define NPU_RX_DMA_DESC_LEN_MASK	GENMASK(26, 14)
+#define NPU_RX_DMA_DESC_CUR_LEN_MASK	GENMASK(13, 1)
 #define NPU_RX_DMA_DESC_DONE_MASK	BIT(0)
 /* INFO */
-#define NPU_RX_DMA_PKT_COUNT_MASK	GENMASK(31, 28)
+#define NPU_RX_DMA_PKT_COUNT_MASK	GENMASK(31, 29)
 #define NPU_RX_DMA_PKT_ID_MASK		GENMASK(28, 26)
 #define NPU_RX_DMA_SRC_PORT_MASK	GENMASK(25, 21)
 #define NPU_RX_DMA_CRSN_MASK		GENMASK(20, 16)

---
base-commit: dbf8fe85a16a33d6b6bd01f2bc606fc017771465
change-id: 20260102-airoha-npu-dma-rx-def-fixes-80481e9b12ca

Best regards,
-- 
Lorenzo Bianconi <lorenzo@...nel.org>