From: Ajit Khaparde <ajit.khaparde@broadcom.com>
To: nipun.gupta@nxp.com
Cc: dpdk-dev <dev@dpdk.org>, Thomas Monjalon <thomas@monjalon.net>,
Ferruh Yigit <ferruh.yigit@intel.com>,
Andrew Rybchenko <arybchenko@solarflare.com>,
Hemant Agrawal <hemant.agrawal@nxp.com>,
Sachin Saxena <sachin.saxena@nxp.com>,
rohit.raj@nxp.com, Jerin Jacob <jerinjacobk@gmail.com>,
Stephen Hemminger <stephen@networkplumber.org>,
asafp@nvidia.com
Subject: Re: [dpdk-dev] [PATCH 1/3 v4] ethdev: add Rx offload to drop error packets
Date: Sun, 18 Oct 2020 20:30:25 -0700 [thread overview]
Message-ID: <CACZ4nhtLE5tXMr3nYnbAmD4SbAJ++UYnU-1RgG_GdN26xxUPqg@mail.gmail.com> (raw)
In-Reply-To: <20201015132343.4050-1-nipun.gupta@nxp.com>
On Thu, Oct 15, 2020 at 6:24 AM <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>
> ---
>
> v4:
> - renamed 'rte_rx_err_pkt_drop_conf' to
> 'rte_eth_rx_err_pkt_drop_conf'
> - updated function 'port_offload_cap_display' to display newly
> added offloads
> - added placeholder for L1 FCS, L3 Checksum, L4 Checksum error
> packet drops
> - updated doc/guides/nics/features.rst
> - updated new added 'DEV_RX_OFFLOAD_*' to 'RTE_DEV_RX_OFFLOAD*'
> - updated RX to Rx
>
> 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 | 39 +++++++++++++++++++++++++++++++++-
> 2 files changed, 39 insertions(+), 1 deletion(-)
>
> 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..0db4b4021 100644
> --- a/lib/librte_ethdev/rte_ethdev.h
> +++ b/lib/librte_ethdev/rte_ethdev.h
> @@ -1194,6 +1194,28 @@ struct rte_intr_conf {
> uint32_t rmv:1;
> };
>
> +/**
> + * A structure used to enable/disable error packet drop on Rx.
> + */
> +struct rte_eth_rx_err_pkt_drop_conf {
> + /** enable/disable L1 FSC error packet drop on Rx.
s/FSC/FCS
Its L2 FCS. FCS is a part of Ethernet frame.
> + * 0 (default) - disable, 1 enable
> + */
> + uint32_t l1_fcs:1;
l2_fcs;
> + /** enable/disable L3 Checksum error packet drop on Rx.
> + * 0 (default) - disable, 1 enable
> + */
> + uint32_t l3_csum:1;
> + /** enable/disable L4 Checksum error packet drop on Rx.
> + * 0 (default) - disable, 1 enable
> + */
> + uint32_t l4_csum:1;
> + /** enable/disable all Rx error packet drop.
> + * 0 (default) - disable, 1 enable
> + */
> + uint32_t all:1;
> +};
> +
> /**
> * A structure used to configure an Ethernet port.
> * Depending upon the RX multi-queue mode, extra advanced
> @@ -1236,10 +1258,12 @@ 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_eth_rx_err_pkt_drop_conf err_pkt_drop_conf;
> + /**< Rx error packet drop configuration. */
> };
>
> /**
> - * RX offload capabilities of a device.
> + * Rx offload capabilities of a device.
> */
> #define DEV_RX_OFFLOAD_VLAN_STRIP 0x00000001
> #define DEV_RX_OFFLOAD_IPV4_CKSUM 0x00000002
> @@ -1260,6 +1284,7 @@ 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 +1299,16 @@ 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 RTE_DEV_RX_OFFLOAD_ERR_PKT_DROP
> + * is supported by the device.
> + */
> +#define RTE_DEV_RX_ERR_PKT_DROP_OFFLOAD_L1_FCS 0x00000001
RTE_DEV_RX_ERR_PKT_DROP_OFFLOAD_L2_FCS
> +#define RTE_DEV_RX_ERR_PKT_DROP_OFFLOAD_L3_CSUM 0x00000002
> +#define RTE_DEV_RX_ERR_PKT_DROP_OFFLOAD_L4_CSUM 0x00000004
> +#define RTE_DEV_RX_ERR_PKT_DROP_OFFLOAD_ALL 0x80000000
> +
> /**
> * TX offload capabilities of a device.
> */
> @@ -1411,6 +1446,8 @@ 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 */
> --
> 2.17.1
>
next prev parent reply other threads:[~2020-10-19 3:30 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-31 7:53 [dpdk-dev] [PATCH] ethdev: add rx " 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
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 ` Ajit Khaparde [this message]
2021-02-18 20:32 ` [dpdk-dev] [PATCH 1/3 v4] ethdev: add Rx " Ferruh Yigit
2021-02-18 20:37 ` Thomas Monjalon
2021-04-20 1:11 ` Ferruh Yigit
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