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path: root/drivers/net/ethernet/airoha/airoha_npu.h
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2025-05-20net: airoha: Add FLOW_CLS_STATS callback supportLorenzo Bianconi
Introduce per-flow stats accounting to the flowtable hw offload in the airoha_eth driver. Flow stats are split in the PPE and NPU modules: - PPE: accounts for high 32bit of per-flow stats - NPU: accounts for low 32bit of per-flow stats FLOW_CLS_STATS can be enabled or disabled at compile time. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/20250516-airoha-en7581-flowstats-v2-2-06d5fbf28984@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-03-04net: airoha: Introduce Airoha NPU supportLorenzo Bianconi
Packet Processor Engine (PPE) module available on EN7581 SoC populates the PPE table with 5-tuples flower rules learned from traffic forwarded between the GDM ports connected to the Packet Switch Engine (PSE) module. The airoha_eth driver can enable hw acceleration of learned 5-tuples rules if the user configure them in netfilter flowtable (netfilter flowtable support will be added with subsequent patches). airoha_eth driver configures and collects data from the PPE module via a Network Processor Unit (NPU) RISC-V module available on the EN7581 SoC. Introduce basic support for Airoha NPU module. Tested-by: Sayantan Nandy <sayantan.nandy@airoha.com> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Paolo Abeni <pabeni@redhat.com>