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To: Nipun Gupta <nipun.gupta@nxp.com>, dev@dpdk.org
Cc: thomas@monjalon.net, arybchenko@solarflare.com, hemant.agrawal@nxp.com,
Rohit Raj <rohit.raj@nxp.com>
References: <20200831075333.10135-1-nipun.gupta@nxp.com>
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Message-ID: <b9a338f4-14d4-6970-f7b0-337d9df049ad@intel.com>
Date: Mon, 31 Aug 2020 13:58:30 +0100
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Subject: Re: [dpdk-dev] [PATCH] ethdev: add rx offload to drop error packets
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On 8/31/2020 8:53 AM, Nipun Gupta wrote:
> This change adds a RX offload capability where hardware can drop the
> packets in case there is an error in the packet such as L3 checksum
> error or L4 checksum.
>
> Signed-off-by: Nipun Gupta <nipun.gupta@nxp.com>
> Signed-off-by: Rohit Raj <rohit.raj@nxp.com>
> ---
> lib/librte_ethdev/rte_ethdev.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
> index a49242bcd..bb9df2fb9 100644
> --- a/lib/librte_ethdev/rte_ethdev.h
> +++ b/lib/librte_ethdev/rte_ethdev.h
> @@ -1120,6 +1120,7 @@ struct rte_eth_conf {
> #define DEV_RX_OFFLOAD_SCTP_CKSUM 0x00020000
> #define DEV_RX_OFFLOAD_OUTER_UDP_CKSUM 0x00040000
> #define DEV_RX_OFFLOAD_RSS_HASH 0x00080000
> +#define DEV_RX_OFFLOAD_ERR_PKT_DROP 0x00100000
>
> #define DEV_RX_OFFLOAD_CHECKSUM (DEV_RX_OFFLOAD_IPV4_CKSUM | \
> DEV_RX_OFFLOAD_UDP_CKSUM | \
>
Hi Nipun,
You adding a new offload type for network devices, it should have some more
description and relevant PMD/testpmd updates too.
But before that, is dropping faulty packets an offload or a config option for
the NIC? Or is this common for all NICs to have in ethdev?