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Message-Id: <20250516-airoha-en7581-flowstats-v2-3-06d5fbf28984@kernel.org>
Date: Fri, 16 May 2025 10:00:01 +0200
From: Lorenzo Bianconi <lorenzo@...nel.org>
To: Andrew Lunn <andrew+netdev@...n.ch>,
"David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Lorenzo Bianconi <lorenzo@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, netdev@...r.kernel.org
Subject: [PATCH net-next v2 3/3] net: airoha: ppe: Disable packet keepalive
Since netfilter flowtable entries are now refreshed by flow-stats
polling, we can disable hw packet keepalive used to periodically send
packets belonging to offloaded flows to the kernel in order to refresh
flowtable entries.
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
---
drivers/net/ethernet/airoha/airoha_ppe.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/airoha/airoha_ppe.c b/drivers/net/ethernet/airoha/airoha_ppe.c
index 70598ba9f5ad1d30c1e408d3d97c6fa4cb0f4f4d..2d273937f19cf304ab4b821241fdc3ea93604f0e 100644
--- a/drivers/net/ethernet/airoha/airoha_ppe.c
+++ b/drivers/net/ethernet/airoha/airoha_ppe.c
@@ -84,6 +84,7 @@ static void airoha_ppe_hw_init(struct airoha_ppe *ppe)
airoha_fe_rmw(eth, REG_PPE_TB_CFG(i),
PPE_TB_CFG_SEARCH_MISS_MASK |
+ PPE_TB_CFG_KEEPALIVE_MASK |
PPE_TB_ENTRY_SIZE_MASK,
FIELD_PREP(PPE_TB_CFG_SEARCH_MISS_MASK, 3) |
FIELD_PREP(PPE_TB_ENTRY_SIZE_MASK, 0));
--
2.49.0
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