From: Andrew Rybchenko <Andrew.Rybchenko@oktetlabs.ru>
To: nipun.gupta@nxp.com, dev@dpdk.org
Cc: thomas@monjalon.net, ferruh.yigit@intel.com,
arybchenko@solarflare.com, hemant.agrawal@nxp.com,
sachin.saxena@nxp.com, rohit.raj@nxp.com, jerinjacobk@gmail.com,
stephen@networkplumber.org, asafp@nvidia.com
Subject: Re: [dpdk-dev] [PATCH 1/3 v3] ethdev: add rx offload to drop error packets
Date: Mon, 12 Oct 2020 11:01:39 +0300 [thread overview]
Message-ID: <794e2ad5-35a4-1b84-2ce4-0df059806f39@oktetlabs.ru> (raw)
In-Reply-To: <20201009131331.5897-1-nipun.gupta@nxp.com>
On 10/9/20 4:13 PM, nipun.gupta@nxp.com wrote:
> From: Nipun Gupta <nipun.gupta@nxp.com>
>
> This change adds a RX offload capability and configuration to
> enable hardware to drop the packets in case of any error in the
> packets 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>
> Reviewed-by: Asaf Penso <asafp@nvidia.com>
> ---
>
> v3:
> - Add additional rx_err_drop_offload_capa, which is specific
> capability flag for RX packets error drop offload. Currently
> only 'all' error packet drops are enabled, but can be extended
> to provide capability to drop any specific errors like L1 FCS,
> L3 Checksum etc.
> - Added separate config structure to enable the drop configuration.
> - Updated doc with the new updated option in testbbdev (patch 3/3)
>
> v2:
> - Add support in DPAA1 driver (patch 2/3)
> - Add support and config parameter in testpmd (patch 3/3)
>
> lib/librte_ethdev/rte_ethdev.c | 1 +
> lib/librte_ethdev/rte_ethdev.h | 22 ++++++++++++++++++++++
> 2 files changed, 23 insertions(+)
>
> diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
> index 48d1333b1..be25e947e 100644
> --- a/lib/librte_ethdev/rte_ethdev.c
> +++ b/lib/librte_ethdev/rte_ethdev.c
> @@ -128,6 +128,7 @@ static const struct {
> RTE_RX_OFFLOAD_BIT2STR(SCTP_CKSUM),
> RTE_RX_OFFLOAD_BIT2STR(OUTER_UDP_CKSUM),
> RTE_RX_OFFLOAD_BIT2STR(RSS_HASH),
> + RTE_RX_OFFLOAD_BIT2STR(ERR_PKT_DROP),
> };
>
> #undef RTE_RX_OFFLOAD_BIT2STR
> diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
> index d2bf74f12..cb968d38a 100644
> --- a/lib/librte_ethdev/rte_ethdev.h
> +++ b/lib/librte_ethdev/rte_ethdev.h
> @@ -1194,6 +1194,16 @@ struct rte_intr_conf {
> uint32_t rmv:1;
> };
>
> +/**
> + * A structure used to enable/disable error packet drop on RX.
> + */
> +struct rte_rx_err_pkt_drop_conf {
> + /** enable/disable all RX error packet drop.
> + * 0 (default) - disable, 1 enable
> + */
> + uint32_t all:1;
"all" is bad. It should be granular and in the same terms
as mask in dev_info capability.
> +};
> +
> /**
> * A structure used to configure an Ethernet port.
> * Depending upon the RX multi-queue mode, extra advanced
> @@ -1236,6 +1246,8 @@ struct rte_eth_conf {
> uint32_t dcb_capability_en;
> struct rte_fdir_conf fdir_conf; /**< FDIR configuration. DEPRECATED */
> struct rte_intr_conf intr_conf; /**< Interrupt mode configuration. */
> + struct rte_rx_err_pkt_drop_conf err_pkt_drop_conf;
> + /**< RX error packet drop configuration. */
Why not per queue?
> };
>
> /**
> @@ -1260,6 +1272,7 @@ 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 | \
> @@ -1274,6 +1287,13 @@ struct rte_eth_conf {
> * mentioned in rte_rx_offload_names in rte_ethdev.c file.
> */
>
> +/**
> + * RX Error Drop offload config/capabilities of a device. These
> + * are valid only when RX capability DEV_RX_OFFLOAD_ERR_PKT_DROP
> + * is supported by the device.
> + */
> +#define DEV_RX_ERR_PKT_DROP_OFFLOAD_ALL 0x00000001
> +
I strictly dislike "all". It will always be bad defined.
It must be granular.
> /**
> * TX offload capabilities of a device.
> */
> @@ -1411,6 +1431,8 @@ struct rte_eth_dev_info {
> /**< Device per-queue RX offload capabilities. */
> uint64_t tx_queue_offload_capa;
> /**< Device per-queue TX offload capabilities. */
> + uint64_t rx_err_drop_offload_capa;
> + /**< RX error packet drop offload capabilities. */
> uint16_t reta_size;
> /**< Device redirection table size, the total number of entries. */
> uint8_t hash_key_size; /**< Hash key size in bytes */
>
next prev parent reply other threads:[~2020-10-12 8:01 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-31 7:53 [dpdk-dev] [PATCH] " Nipun Gupta
2020-08-31 12:58 ` Ferruh Yigit
2020-08-31 16:04 ` Nipun Gupta
2020-08-31 17:00 ` Stephen Hemminger
2020-09-01 8:09 ` Thomas Monjalon
2020-09-01 10:56 ` Nipun Gupta
2020-09-21 7:29 ` Ori Kam
2020-10-05 7:15 ` [dpdk-dev] [PATCH 1/3 v2] " nipun.gupta
2020-10-05 7:15 ` [dpdk-dev] [PATCH 2/3 v2] net/dpaa: support RX offload for error packet drop nipun.gupta
2020-10-05 7:15 ` [dpdk-dev] [PATCH 3/3 v2] testpmd: support hardware offload to drop error packets nipun.gupta
2020-10-08 15:06 ` Asaf Penso
2020-10-08 15:45 ` Nipun Gupta
2020-10-05 15:34 ` [dpdk-dev] [PATCH 1/3 v2] ethdev: add rx " Stephen Hemminger
2020-10-05 16:10 ` Jerin Jacob
2020-10-06 10:37 ` Nipun Gupta
2020-10-06 12:01 ` Jerin Jacob
2020-10-06 13:10 ` Nipun Gupta
2020-10-06 13:13 ` Jerin Jacob
2020-10-08 8:53 ` Nipun Gupta
2020-10-08 8:55 ` Jerin Jacob
2020-10-08 15:13 ` Asaf Penso
2020-10-09 13:13 ` [dpdk-dev] [PATCH 1/3 v3] " nipun.gupta
2020-10-09 13:13 ` [dpdk-dev] [PATCH 2/3 v3] net/dpaa: support RX offload for error packet drop nipun.gupta
2020-10-09 13:13 ` [dpdk-dev] [PATCH 3/3 v3] app/testpmd: support hardware offload to drop error packets nipun.gupta
2020-10-11 7:22 ` Asaf Penso
2020-10-11 10:13 ` [dpdk-dev] [PATCH 1/3 v3] ethdev: add rx " Jerin Jacob
2020-10-11 21:41 ` Thomas Monjalon
2020-10-12 5:40 ` Nipun Gupta
2020-10-13 7:22 ` Nipun Gupta
2020-10-12 8:01 ` Andrew Rybchenko [this message]
2020-10-12 11:30 ` Nipun Gupta
2020-10-12 12:22 ` Andrew Rybchenko
2020-10-12 12:53 ` Nipun Gupta
2020-10-13 7:21 ` Andrew Rybchenko
2020-10-13 7:36 ` Nipun Gupta
2020-10-13 7:51 ` Andrew Rybchenko
2020-10-13 8:12 ` Nipun Gupta
2020-10-15 13:23 ` [dpdk-dev] [PATCH 1/3 v4] ethdev: add Rx " nipun.gupta
2020-10-15 13:23 ` [dpdk-dev] [PATCH 2/3 v4] net/dpaa: support Rx offload for error packet drop nipun.gupta
2020-10-15 13:23 ` [dpdk-dev] [PATCH 3/3 v4] app/testpmd: support hardware offload to drop error packets nipun.gupta
2020-10-29 17:22 ` Dharmik Thakkar
2020-10-31 18:16 ` Nipun Gupta
2020-10-19 3:30 ` [dpdk-dev] [PATCH 1/3 v4] ethdev: add Rx " Ajit Khaparde
2021-02-18 20:32 ` Ferruh Yigit
2021-02-18 20:37 ` Thomas Monjalon
2021-04-20 1:11 ` Ferruh Yigit
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