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net: airoha: ppe: Disable packet keepalive

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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@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250516-airoha-en7581-flowstats-v2-3-06d5fbf28984@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Lorenzo Bianconi 2025-05-16 10:00:01 +02:00 committed by Jakub Kicinski
parent b81e0f2b58
commit a98326c151
1 changed files with 1 additions and 0 deletions
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drivers/net/ethernet/airoha/airoha_ppe.c
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@ -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));