linux-kernel - Re: [PATCH net-next 0/9] net: ethernet: ti: am65-cpsw: add network flow classification support

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Message-ID: <20250325071906.48550ac1@kernel.org>
Date: Tue, 25 Mar 2025 07:19:06 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Roger Quadros <rogerq@...nel.org>
Cc: Siddharth Vadapalli <s-vadapalli@...com>, Andrew Lunn
 <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>, Eric
 Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Russell
 King <linux@...linux.org.uk>, danishanwar@...com, srk@...com,
 linux-omap@...r.kernel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 0/9] net: ethernet: ti: am65-cpsw: add network
 flow classification support

On Wed, 19 Mar 2025 15:38:26 +0200 Roger Quadros wrote:
> Adds support for -N/--config-nfc ethtool command for
> configuring RX classfiers.
> 
> Currently only raw Ethernet (flow-type ether) matching is added
> based on source/destination addresses and VLAN Priority (PCP).
> 
> The ALE policer engine is used to perform the matching and routing to
> a specific RX channel.
> 
> Test cases:
> 
> Increase number of RX channels to 8
> ip link set eth1 down
> ip link set eth0 down
> ethtool -L eth0 rx 8
> 
> 1) Ether source address test
> 	ethtool -N eth0 flow-type ether src xx:yy:zz:aa:bb:cc action 5
> 
>   Traffic from that address should route to channel 5
> 
> 2) Ether destination address test
> 	ethtool -N eth0 flow-type ether src yy:zz:aa:bb:cc:dd action 4
> 
>   Traffic to that address should route to channel 4
> 
> 3) Drop test
> 	ethtool -N end0 flow-type ether src xx:yy:zz:aa:bb:cc action -1
> 
>   Traffic from that address should be dropped
> 
> 4) VLAN PCP test
> 
> on Remote create VLAN with ID 5 and all traffic mapping to required priority to test. e.g. 7
> 	sudo ip link add link eno1 name eno1.5 type vlan id 5 egress-qos-map 0:7 1:7 2:7 3:7 4:7 5:7 6:7 7:7
> 	sudo ifconfig eno1.5 192.168.10.1
> 
> on DUT create VLAN with id 5
> 	ip link add link end0 name end0.5 type vlan id 5
> 	ifconfig end0.5 192.168.10.5
> 
> VLAN pcp 7 vid 5 route to RX channel 6
> 	ethtool -N end0 flow-type ether vlan 0xe005 action 6
> 
>   Traffic from that VLAN with PCP 7 should route to channel 6

No longer applies:

Applying: net: ethernet: ti: cpsw_ale: Update Policer fields for more ALE size/ports
Applying: net: ethernet: ti: cpsw_ale: return ALE index in cpsw_ale_add_vlan()
Applying: net: ethernet: ti: cpsw_ale: return ALE index in cpsw_ale_vlan_add_modify()
Applying: net: ethernet: ti: cpsw_ale: return ALE index in cpsw_ale_add_ucast()
Applying: net: ethernet: ti: cpsw_ale: add cpsw_ale_policer_reset_entry()
Applying: net: ethernet: ti: cpsw_ale: add cpsw_ale_policer_set/clr_entry()
Applying: net: ethernet: ti: cpsw_ale: add policer save restore for PM sleep
Applying: net: ethernet: ti: am65-cpsw: add network flow classification support
Applying: net: ethernet: ti: am65-cpsw: remove cpsw_ale_classifier_setup_default()
error: sha1 information is lacking or useless (drivers/net/ethernet/ti/am65-cpsw-nuss.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config set advice.mergeConflict false"
Patch failed at 0009 net: ethernet: ti: am65-cpsw: remove cpsw_ale_classifier_setup_default()
-- 
pw-bot: cr