From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: patrick.fu@intel.com, dev@dpdk.org, chenbo.xia@intel.com,
zhihong.wang@intel.com, xiaolong.ye@intel.com
Cc: cheng1.jiang@intel.com, cunming.liang@intel.com
Subject: Re: [dpdk-dev] [PATCH v1 1/2] vhost: introduce async data path registration API
Date: Fri, 26 Jun 2020 16:44:51 +0200 [thread overview]
Message-ID: <fccc4f11-1fd1-e239-e236-e6fc2d2f8dd3@redhat.com> (raw)
In-Reply-To: <1591869725-13331-2-git-send-email-patrick.fu@intel.com>
On 6/11/20 12:02 PM, patrick.fu@intel.com wrote:
> From: Patrick <patrick.fu@intel.com>
>
> This patch introduces registration/un-registration APIs
> for async data path together with all required data
> structures and DMA callback function proto-types.
>
> Signed-off-by: Patrick <patrick.fu@intel.com>
> ---
> lib/librte_vhost/Makefile | 3 +-
> lib/librte_vhost/rte_vhost.h | 1 +
> lib/librte_vhost/rte_vhost_async.h | 134 +++++++++++++++++++++++++++++++++++++
> lib/librte_vhost/socket.c | 20 ++++++
> lib/librte_vhost/vhost.c | 74 +++++++++++++++++++-
> lib/librte_vhost/vhost.h | 30 ++++++++-
> lib/librte_vhost/vhost_user.c | 28 ++++++--
> 7 files changed, 283 insertions(+), 7 deletions(-)
> create mode 100644 lib/librte_vhost/rte_vhost_async.h
>
> +/**
> + * register a dma channel for vhost
> + *
> + * @param vid
> + * vhost device id DMA channel to be attached to
> + * @param queue_id
> + * vhost queue id DMA channel to be attached to
> + * @param features
> + * DMA channel feature bit
> + * b0 : DMA supports inorder data transfer
> + * b1 - b15: reserved
> + * b16 - b27: Packet length threshold for DMA transfer
> + * b28 - b31: reserved
> + * @param ops
> + * DMA operation callbacks
> + * @return
> + * 0 on success, -1 on failures
> + */
> +int rte_vhost_async_channel_register(int vid, uint16_t queue_id,
> + uint32_t features, struct rte_vhost_async_channel_ops *ops);
> +
> +/**
> + * unregister a dma channel for vhost
> + *
> + * @param vid
> + * vhost device id DMA channel to be detached
> + * @param queue_id
> + * vhost queue id DMA channel to be detached
> + * @return
> + * 0 on success, -1 on failures
> + */
> +int rte_vhost_async_channel_unregister(int vid, uint16_t queue_id);
These new APIs need to be tagged as experimental. We'll need a few
releases before considering them stable.
You need to add them to rte_vhost_version.map too.
next prev parent reply other threads:[~2020-06-26 14:45 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-11 10:02 [dpdk-dev] [PATCH v1 0/2] introduce asynchronous data path for vhost patrick.fu
2020-06-11 10:02 ` [dpdk-dev] [PATCH v1 1/2] vhost: introduce async data path registration API patrick.fu
2020-06-18 5:50 ` Liu, Yong
2020-06-18 9:08 ` Fu, Patrick
2020-06-19 0:40 ` Liu, Yong
2020-06-25 13:42 ` Maxime Coquelin
2020-06-26 14:28 ` Maxime Coquelin
2020-06-29 1:15 ` Fu, Patrick
2020-06-26 14:44 ` Maxime Coquelin [this message]
2020-06-11 10:02 ` [dpdk-dev] [PATCH v1 2/2] vhost: introduce async enqueue for split ring patrick.fu
2020-06-18 6:56 ` Liu, Yong
2020-06-18 11:36 ` Fu, Patrick
2020-06-26 14:39 ` Maxime Coquelin
2020-06-26 14:46 ` Maxime Coquelin
2020-06-29 1:25 ` Fu, Patrick
2020-06-26 14:42 ` [dpdk-dev] [PATCH v1 0/2] introduce asynchronous data path for vhost Maxime Coquelin
2020-07-03 10:27 ` [dpdk-dev] [PATCH v3 " patrick.fu
2020-07-03 10:27 ` [dpdk-dev] [PATCH v3 1/2] vhost: introduce async enqueue registration API patrick.fu
2020-07-03 10:27 ` [dpdk-dev] [PATCH v3 2/2] vhost: introduce async enqueue for split ring patrick.fu
2020-07-03 12:21 ` [dpdk-dev] [PATCH v4 0/2] introduce asynchronous data path for vhost patrick.fu
2020-07-03 12:21 ` [dpdk-dev] [PATCH v4 1/2] vhost: introduce async enqueue registration API patrick.fu
2020-07-06 3:05 ` Liu, Yong
2020-07-06 9:08 ` Fu, Patrick
2020-07-03 12:21 ` [dpdk-dev] [PATCH v4 2/2] vhost: introduce async enqueue for split ring patrick.fu
2020-07-06 11:53 ` [dpdk-dev] [PATCH v5 0/2] introduce asynchronous data path for vhost patrick.fu
2020-07-06 11:53 ` [dpdk-dev] [PATCH v5 1/2] vhost: introduce async enqueue registration API patrick.fu
2020-07-06 11:53 ` [dpdk-dev] [PATCH v5 2/2] vhost: introduce async enqueue for split ring patrick.fu
2020-07-07 5:07 ` [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost patrick.fu
2020-07-07 5:07 ` [dpdk-dev] [PATCH v6 1/2] vhost: introduce async enqueue registration API patrick.fu
2020-07-07 8:22 ` Xia, Chenbo
2020-07-07 5:07 ` [dpdk-dev] [PATCH v6 2/2] vhost: introduce async enqueue for split ring patrick.fu
2020-07-07 8:22 ` Xia, Chenbo
2020-07-07 16:45 ` [dpdk-dev] [PATCH v6 0/2] introduce asynchronous data path for vhost Ferruh Yigit
2020-07-20 13:26 ` Maxime Coquelin
2020-07-21 2:28 ` Fu, Patrick
2020-07-21 8:28 ` Maxime Coquelin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=fccc4f11-1fd1-e239-e236-e6fc2d2f8dd3@redhat.com \
--to=maxime.coquelin@redhat.com \
--cc=chenbo.xia@intel.com \
--cc=cheng1.jiang@intel.com \
--cc=cunming.liang@intel.com \
--cc=dev@dpdk.org \
--cc=patrick.fu@intel.com \
--cc=xiaolong.ye@intel.com \
--cc=zhihong.wang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).