[1/2] vhost: introduce API to get vDPA device number
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Commit Message
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(+)
Comments
Please ignore this email I sent by mistake.
BRs,
Xiao
> -----Original Message-----
> From: Wang, Xiao W
> Sent: Wednesday, January 23, 2019 8:57 PM
> To: maxime.coquelin@redhat.com
> Cc: dev@dpdk.org; Bie, Tiwei <tiwei.bie@intel.com>; Ye, Xiaolong
> <xiaolong.ye@intel.com>
> Subject: [PATCH 1/2] vhost: introduce API to get vDPA device number
>
> 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
@@ -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_ */
@@ -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;
@@ -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;
+}