From: Thomas Monjalon <thomas@monjalon.net>
To: wenxuanx.wu@intel.com
Cc: andrew.rybchenko@oktetlabs.ru, xiaoyun.li@intel.com,
ferruh.yigit@xilinx.com, aman.deep.singh@intel.com, dev@dpdk.org,
yuying.zhang@intel.com, qi.z.zhang@intel.com,
jerinjacobk@gmail.com, stephen@networkplumber.org,
Wenxuan Wu <wenxuanx.wu@intel.com>,
Xuan Ding <xuan.ding@intel.com>, Yuan Wang <yuanx.wang@intel.com>,
Ray Kinsella <mdr@ashroe.eu>
Subject: Re: [PATCH v9 2/4] ethdev: introduce protocol hdr based buffer split
Date: Thu, 07 Jul 2022 11:07:32 +0200 [thread overview]
Message-ID: <3814226.y1PWrYsiD0@thomas> (raw)
In-Reply-To: <20220613102550.241759-3-wenxuanx.wu@intel.com>
13/06/2022 12:25, wenxuanx.wu@intel.com:
> --- a/lib/ethdev/rte_ethdev.h
> +++ b/lib/ethdev/rte_ethdev.h
> @@ -1176,6 +1176,9 @@ struct rte_eth_txmode {
> * specified in the first array element, the second buffer, from the
> * pool in the second element, and so on.
> *
> + * - The proto_hdrs in the elements define the split position of
> + * received packets.
> + *
> * - The offsets from the segment description elements specify
> * the data offset from the buffer beginning except the first mbuf.
> * The first segment offset is added with RTE_PKTMBUF_HEADROOM.
> @@ -1197,12 +1200,21 @@ struct rte_eth_txmode {
> * - pool from the last valid element
> * - the buffer size from this pool
> * - zero offset
> + *
> + * - Length based buffer split:
> + * - mp, length, offset should be configured.
> + * - The proto_hdr field should not be configured.
> + *
> + * - Protocol header based buffer split:
> + * - mp, offset, proto_hdr should be configured.
> + * - The length field should not be configured.
> */
> struct rte_eth_rxseg_split {
> struct rte_mempool *mp; /**< Memory pool to allocate segment from. */
> uint16_t length; /**< Segment data length, configures split point. */
> uint16_t offset; /**< Data offset from beginning of mbuf data buffer. */
> - uint32_t reserved; /**< Reserved field. */
> + /**< Supported ptypes mask of a specific pmd, configures split point. */
The doxygen syntax is wrong: remove the "<" which is for post-comment.
> + uint32_t proto_hdr;
> };
How do we know it is a length or buffer split?
Is it based on checking some 0 value?
next prev parent reply other threads:[~2022-07-07 9:07 UTC|newest]
Thread overview: 89+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-03 6:01 [RFC] ethdev: introduce protocol type based header split xuan.ding
2022-03-03 8:55 ` Thomas Monjalon
2022-03-08 7:48 ` Ding, Xuan
2022-03-03 16:15 ` Stephen Hemminger
2022-03-04 9:58 ` Zhang, Qi Z
2022-03-04 11:54 ` Morten Brørup
2022-03-04 17:32 ` Stephen Hemminger
2022-03-22 3:56 ` [RFC,v2 0/3] " xuan.ding
2022-03-22 3:56 ` [RFC,v2 1/3] " xuan.ding
2022-03-22 7:14 ` Zhang, Qi Z
2022-03-22 7:43 ` Ding, Xuan
2022-03-22 3:56 ` [RFC,v2 2/3] app/testpmd: add header split configuration xuan.ding
2022-03-22 3:56 ` [RFC,v2 3/3] net/ice: support header split in Rx data path xuan.ding
2022-03-29 6:49 ` [RFC,v3 0/3] ethdev: introduce protocol type based header split xuan.ding
2022-03-29 6:49 ` [RFC,v3 1/3] " xuan.ding
2022-03-29 7:56 ` Zhang, Qi Z
2022-03-29 8:18 ` Ding, Xuan
2022-03-29 6:49 ` [RFC,v3 2/3] app/testpmd: add header split configuration xuan.ding
2022-03-29 6:49 ` [RFC,v3 3/3] net/ice: support header split in Rx data path xuan.ding
2022-04-02 10:41 ` [v4 0/3] ethdev: introduce protocol type based header split wenxuanx.wu
2022-04-02 10:41 ` [v4 1/3] " wenxuanx.wu
2022-04-07 10:47 ` Andrew Rybchenko
2022-04-12 16:15 ` Ding, Xuan
2022-04-20 15:48 ` Andrew Rybchenko
2022-04-25 14:57 ` Ding, Xuan
2022-04-21 10:27 ` Thomas Monjalon
2022-04-25 15:05 ` Ding, Xuan
2022-04-07 13:26 ` Jerin Jacob
2022-04-12 16:40 ` Ding, Xuan
2022-04-20 14:39 ` Andrew Rybchenko
2022-04-21 10:36 ` Thomas Monjalon
2022-04-25 9:23 ` Ding, Xuan
2022-04-26 11:13 ` [PATCH v5 0/3] ethdev: introduce protocol based buffer split wenxuanx.wu
2022-04-26 11:13 ` [PATCH v5 1/4] lib/ethdev: introduce protocol type " wenxuanx.wu
2022-05-17 21:12 ` Thomas Monjalon
2022-05-19 14:40 ` Ding, Xuan
2022-05-26 14:58 ` Ding, Xuan
2022-04-26 11:13 ` [PATCH v5 2/4] app/testpmd: add proto based buffer split config wenxuanx.wu
2022-04-26 11:13 ` [PATCH v5 3/4] net/ice: support proto based buf split in Rx path wenxuanx.wu
2022-04-02 10:41 ` [v4 2/3] app/testpmd: add header split configuration wenxuanx.wu
2022-04-02 10:41 ` [v4 3/3] net/ice: support header split in Rx data path wenxuanx.wu
2022-05-27 7:54 ` [PATCH v6] ethdev: introduce protocol header based buffer split xuan.ding
2022-05-27 8:14 ` [PATCH v6 0/1] ethdev: introduce protocol " xuan.ding
2022-05-27 8:14 ` [PATCH v6 1/1] ethdev: introduce protocol header " xuan.ding
2022-05-30 9:43 ` Ray Kinsella
2022-06-01 13:06 ` [PATCH v7 0/3] ethdev: introduce protocol type based header split wenxuanx.wu
2022-06-01 13:06 ` [PATCH v7 1/3] ethdev: introduce protocol header based buffer split wenxuanx.wu
2022-06-01 13:06 ` [PATCH v7 2/3] net/ice: support buffer split in Rx path wenxuanx.wu
2022-06-01 13:06 ` [PATCH v7 3/3] app/testpmd: add rxhdrs commands and parameters wenxuanx.wu
2022-06-01 13:22 ` [PATCH v7 0/3] ethdev: introduce protocol type based header split wenxuanx.wu
2022-06-01 13:22 ` [PATCH v7 1/3] ethdev: introduce protocol header based buffer split wenxuanx.wu
2022-06-01 13:22 ` [PATCH v7 2/3] net/ice: support buffer split in Rx path wenxuanx.wu
2022-06-01 13:22 ` [PATCH v7 3/3] app/testpmd: add rxhdrs commands and parameters wenxuanx.wu
2022-06-01 13:50 ` [PATCH v8 0/3] ethdev: introduce protocol type based header split wenxuanx.wu
2022-06-01 13:50 ` [PATCH v8 1/3] ethdev: introduce protocol hdr based buffer split wenxuanx.wu
2022-06-02 13:20 ` Andrew Rybchenko
2022-06-03 16:30 ` Ding, Xuan
2022-06-04 14:25 ` Andrew Rybchenko
2022-06-07 10:13 ` Ding, Xuan
2022-06-07 10:48 ` Andrew Rybchenko
2022-06-10 15:04 ` Ding, Xuan
2022-06-01 13:50 ` [PATCH v8 1/3] ethdev: introduce protocol header " wenxuanx.wu
2022-06-02 13:20 ` Andrew Rybchenko
2022-06-02 13:44 ` Ding, Xuan
2022-06-01 13:50 ` [PATCH v8 2/3] net/ice: support buffer split in Rx path wenxuanx.wu
2022-06-01 13:50 ` [PATCH v8 3/3] app/testpmd: add rxhdrs commands and parameters wenxuanx.wu
2022-06-02 13:20 ` [PATCH v8 0/3] ethdev: introduce protocol type based header split Andrew Rybchenko
2022-06-13 10:25 ` [PATCH v9 0/4] add an api to support proto based buffer split wenxuanx.wu
2022-06-13 10:25 ` [PATCH v9 1/4] ethdev: introduce protocol header API wenxuanx.wu
2022-07-07 9:05 ` Thomas Monjalon
2022-08-01 7:09 ` Wang, YuanX
2022-08-01 10:01 ` Thomas Monjalon
2022-08-02 10:12 ` Wang, YuanX
2022-07-08 15:00 ` Andrew Rybchenko
2022-08-01 7:17 ` Wang, YuanX
2022-06-13 10:25 ` [PATCH v9 2/4] ethdev: introduce protocol hdr based buffer split wenxuanx.wu
2022-07-07 9:07 ` Thomas Monjalon [this message]
2022-07-11 9:54 ` Ding, Xuan
2022-07-11 10:12 ` Thomas Monjalon
2022-07-08 15:00 ` Andrew Rybchenko
2022-07-21 3:24 ` Ding, Xuan
2022-08-01 14:28 ` Andrew Rybchenko
2022-08-02 7:22 ` Ding, Xuan
2022-06-13 10:25 ` [PATCH v9 3/4] app/testpmd: add rxhdrs commands and parameters wenxuanx.wu
2022-06-13 10:25 ` [PATCH v9 4/4] net/ice: support buffer split in Rx path wenxuanx.wu
2022-06-21 8:56 ` [PATCH v9 0/4] add an api to support proto based buffer split Ding, Xuan
2022-07-07 9:10 ` Thomas Monjalon
2022-07-11 10:08 ` Ding, Xuan
2022-08-12 18:15 [PATCH 0/4] support protocol " Yuan Wang
2022-10-09 20:25 ` [PATCH v9 " Yuan Wang
2022-10-09 20:25 ` [PATCH v9 2/4] ethdev: introduce protocol hdr " Yuan Wang
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