From: Xiao Wang <xiao.w.wang@intel.com>
To: maxime.coquelin@redhat.com
Cc: dev@dpdk.org, tiwei.bie@intel.com, xiaolong.ye@intel.com
Subject: [dpdk-dev] [PATCH 1/2] vhost: introduce API to get vDPA device number
Date: Wed, 23 Jan 2019 20:57:25 +0800 [thread overview]
Message-ID: <20190123125726.162673-1-xiao.w.wang@intel.com> (raw)
From: Xiaolong Ye <xiaolong.ye@intel.com>
It's used to get number of available registered vDPA devices.
Signed-off-by: Xiaolong Ye <xiaolong.ye@intel.com>
Acked-by: Xiao Wang <xiao.w.wang@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
---
lib/librte_vhost/rte_vdpa.h | 3 +++
lib/librte_vhost/rte_vhost_version.map | 1 +
lib/librte_vhost/vdpa.c | 6 ++++++
3 files changed, 10 insertions(+)
diff --git a/lib/librte_vhost/rte_vdpa.h b/lib/librte_vhost/rte_vdpa.h
index 90465ca26..b8223e337 100644
--- a/lib/librte_vhost/rte_vdpa.h
+++ b/lib/librte_vhost/rte_vdpa.h
@@ -84,4 +84,7 @@ rte_vdpa_find_device_id(struct rte_vdpa_dev_addr *addr);
struct rte_vdpa_device * __rte_experimental
rte_vdpa_get_device(int did);
+/* Get current available vdpa device number */
+int __rte_experimental
+rte_vdpa_get_device_num(void);
#endif /* _RTE_VDPA_H_ */
diff --git a/lib/librte_vhost/rte_vhost_version.map b/lib/librte_vhost/rte_vhost_version.map
index da220dd02..ae39b6e21 100644
--- a/lib/librte_vhost/rte_vhost_version.map
+++ b/lib/librte_vhost/rte_vhost_version.map
@@ -67,6 +67,7 @@ EXPERIMENTAL {
rte_vdpa_unregister_device;
rte_vdpa_find_device_id;
rte_vdpa_get_device;
+ rte_vdpa_get_device_num;
rte_vhost_driver_attach_vdpa_device;
rte_vhost_driver_detach_vdpa_device;
rte_vhost_driver_get_vdpa_device_id;
diff --git a/lib/librte_vhost/vdpa.c b/lib/librte_vhost/vdpa.c
index c82fd4370..c2c5dff1d 100644
--- a/lib/librte_vhost/vdpa.c
+++ b/lib/librte_vhost/vdpa.c
@@ -113,3 +113,9 @@ rte_vdpa_get_device(int did)
return vdpa_devices[did];
}
+
+int
+rte_vdpa_get_device_num(void)
+{
+ return vdpa_device_num;
+}
--
2.15.1
next reply other threads:[~2019-01-23 13:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-23 12:57 Xiao Wang [this message]
2019-01-23 13:29 ` Wang, Xiao W
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=20190123125726.162673-1-xiao.w.wang@intel.com \
--to=xiao.w.wang@intel.com \
--cc=dev@dpdk.org \
--cc=maxime.coquelin@redhat.com \
--cc=tiwei.bie@intel.com \
--cc=xiaolong.ye@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).