From: Julien Panis <jpanis@baylibre.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
"Russell King" <linux@armlinux.org.uk>,
"Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"John Fastabend" <john.fastabend@gmail.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Christian König" <christian.koenig@amd.com>,
"Simon Horman" <horms@kernel.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
bpf@vger.kernel.org, linux-media@vger.kernel.org,
dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org
Subject: Re: [PATCH v2 2/2] net: ethernet: ti: am65-cpsw: Add minimal XDP support
Date: Mon, 4 Mar 2024 17:16:48 +0100 [thread overview]
Message-ID: <52952362-dea8-40ec-a0f3-2bdbe26cb83f@baylibre.com> (raw)
In-Reply-To: <356f4dd4-eb0e-49fa-a9eb-4dffbe5c7e7c@lunn.ch>
On 3/1/24 17:38, Andrew Lunn wrote:
> On Fri, Mar 01, 2024 at 04:02:53PM +0100, Julien Panis wrote:
>> This patch adds XDP (eXpress Data Path) support to TI AM65 CPSW
>> Ethernet driver. The following features are implemented:
>> - NETDEV_XDP_ACT_BASIC (XDP_PASS, XDP_TX, XDP_DROP, XDP_ABORTED)
>> - NETDEV_XDP_ACT_REDIRECT (XDP_REDIRECT)
>> - NETDEV_XDP_ACT_NDO_XMIT (ndo_xdp_xmit callback)
>>
>> The page pool memory model is used to get better performance.
> Do you have any benchmark numbers? It should help with none XDP
> traffic as well. So maybe iperf numbers before and after?
>
> Andrew
OK, I will add benchmark numbers in the next version.
I will also fix a potential issue with TX buffer type, which is not properly
handled in this v2. It should be set for each buffer, I think (instead of just
being set for the tx channel before initiating xmit).
Julien
next prev parent reply other threads:[~2024-03-04 16:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-01 15:02 [PATCH v2 0/2] Add minimal XDP support to TI AM65 CPSW Ethernet driver Julien Panis
2024-03-01 15:02 ` [PATCH v2 1/2] net: ethernet: ti: Add accessors for struct k3_cppi_desc_pool members Julien Panis
2024-03-01 15:02 ` [PATCH v2 2/2] net: ethernet: ti: am65-cpsw: Add minimal XDP support Julien Panis
2024-03-01 16:38 ` Andrew Lunn
2024-03-04 16:16 ` Julien Panis [this message]
2024-03-05 10:46 ` Julien Panis
2024-03-05 13:28 ` Andrew Lunn
2024-03-05 15:33 ` Julien Panis
2024-03-05 16:43 ` Andrew Lunn
2024-03-12 10:28 ` Julien Panis
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