* [PATCH] examples/vdpa: support show protocol features
@ 2025-10-30 6:57 Chengwen Feng
2025-11-06 0:37 ` fengchengwen
0 siblings, 1 reply; 2+ messages in thread
From: Chengwen Feng @ 2025-10-30 6:57 UTC (permalink / raw)
To: thomas, stephen; +Cc: dev
This commit adds show device's protocol features in list command.
Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
---
doc/guides/sample_app_ug/vdpa.rst | 8 ++++----
examples/vdpa/main.c | 13 ++++++++++---
2 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/doc/guides/sample_app_ug/vdpa.rst b/doc/guides/sample_app_ug/vdpa.rst
index cd3ec99054..873efbf7c7 100644
--- a/doc/guides/sample_app_ug/vdpa.rst
+++ b/doc/guides/sample_app_ug/vdpa.rst
@@ -70,10 +70,10 @@ Then we can create 2 vdpa ports in interactive cmdline.
.. code-block:: console
vdpa> list
- device id device address queue num supported features
- 0 0000:06:00.3 1 0x14c238020
- 1 0000:06:00.4 1 0x14c238020
- 2 0000:06:00.5 1 0x14c238020
+ device id device address queue num supported features supported protocol features
+ 0 0000:06:00.3 1 0x14c238020 0x10c33
+ 1 0000:06:00.4 1 0x14c238020 0x10c33
+ 2 0000:06:00.5 1 0x14c238020 0x10c33
vdpa> create /tmp/vdpa-socket0 0000:06:00.3
vdpa> create /tmp/vdpa-socket1 0000:06:00.4
diff --git a/examples/vdpa/main.c b/examples/vdpa/main.c
index 289db26498..505e563a57 100644
--- a/examples/vdpa/main.c
+++ b/examples/vdpa/main.c
@@ -324,11 +324,12 @@ void cmd_list_parsed(
{
uint32_t queue_num;
uint64_t features;
+ uint64_t protocol_features;
struct rte_vdpa_device *vdev;
struct rte_device *dev;
struct rte_dev_iterator dev_iter;
- cmdline_printf(cl, "device name\tqueue num\tsupported features\n");
+ cmdline_printf(cl, "device name\tqueue num\tsupported features\tsupported protocol features\n");
RTE_DEV_FOREACH(dev, "class=vdpa", &dev_iter) {
vdev = rte_vdpa_find_device_by_name(rte_dev_name(dev));
if (!vdev)
@@ -345,8 +346,14 @@ void cmd_list_parsed(
"for device %s.\n", rte_dev_name(dev));
continue;
}
- cmdline_printf(cl, "%s\t\t%" PRIu32 "\t\t0x%" PRIx64 "\n",
- rte_dev_name(dev), queue_num, features);
+ if (rte_vdpa_get_protocol_features(vdev, &protocol_features) < 0) {
+ RTE_LOG(ERR, VDPA,
+ "failed to get vdpa protocol features "
+ "for device %s.\n", rte_dev_name(dev));
+ continue;
+ }
+ cmdline_printf(cl, "%s\t\t%" PRIu32 "\t\t0x%" PRIx64 "\t\t0x%" PRIx64 "\n",
+ rte_dev_name(dev), queue_num, features, protocol_features);
}
}
--
2.17.1
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] examples/vdpa: support show protocol features
2025-10-30 6:57 [PATCH] examples/vdpa: support show protocol features Chengwen Feng
@ 2025-11-06 0:37 ` fengchengwen
0 siblings, 0 replies; 2+ messages in thread
From: fengchengwen @ 2025-11-06 0:37 UTC (permalink / raw)
To: thomas, stephen, mcoqueli; +Cc: dev
ping for review / upstream
On 10/30/2025 2:57 PM, Chengwen Feng wrote:
> This commit adds show device's protocol features in list command.
>
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> ---
> doc/guides/sample_app_ug/vdpa.rst | 8 ++++----
> examples/vdpa/main.c | 13 ++++++++++---
> 2 files changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/doc/guides/sample_app_ug/vdpa.rst b/doc/guides/sample_app_ug/vdpa.rst
> index cd3ec99054..873efbf7c7 100644
> --- a/doc/guides/sample_app_ug/vdpa.rst
> +++ b/doc/guides/sample_app_ug/vdpa.rst
> @@ -70,10 +70,10 @@ Then we can create 2 vdpa ports in interactive cmdline.
> .. code-block:: console
>
> vdpa> list
> - device id device address queue num supported features
> - 0 0000:06:00.3 1 0x14c238020
> - 1 0000:06:00.4 1 0x14c238020
> - 2 0000:06:00.5 1 0x14c238020
> + device id device address queue num supported features supported protocol features
> + 0 0000:06:00.3 1 0x14c238020 0x10c33
> + 1 0000:06:00.4 1 0x14c238020 0x10c33
> + 2 0000:06:00.5 1 0x14c238020 0x10c33
>
> vdpa> create /tmp/vdpa-socket0 0000:06:00.3
> vdpa> create /tmp/vdpa-socket1 0000:06:00.4
> diff --git a/examples/vdpa/main.c b/examples/vdpa/main.c
> index 289db26498..505e563a57 100644
> --- a/examples/vdpa/main.c
> +++ b/examples/vdpa/main.c
> @@ -324,11 +324,12 @@ void cmd_list_parsed(
> {
> uint32_t queue_num;
> uint64_t features;
> + uint64_t protocol_features;
> struct rte_vdpa_device *vdev;
> struct rte_device *dev;
> struct rte_dev_iterator dev_iter;
>
> - cmdline_printf(cl, "device name\tqueue num\tsupported features\n");
> + cmdline_printf(cl, "device name\tqueue num\tsupported features\tsupported protocol features\n");
> RTE_DEV_FOREACH(dev, "class=vdpa", &dev_iter) {
> vdev = rte_vdpa_find_device_by_name(rte_dev_name(dev));
> if (!vdev)
> @@ -345,8 +346,14 @@ void cmd_list_parsed(
> "for device %s.\n", rte_dev_name(dev));
> continue;
> }
> - cmdline_printf(cl, "%s\t\t%" PRIu32 "\t\t0x%" PRIx64 "\n",
> - rte_dev_name(dev), queue_num, features);
> + if (rte_vdpa_get_protocol_features(vdev, &protocol_features) < 0) {
> + RTE_LOG(ERR, VDPA,
> + "failed to get vdpa protocol features "
> + "for device %s.\n", rte_dev_name(dev));
> + continue;
> + }
> + cmdline_printf(cl, "%s\t\t%" PRIu32 "\t\t0x%" PRIx64 "\t\t0x%" PRIx64 "\n",
> + rte_dev_name(dev), queue_num, features, protocol_features);
> }
> }
>
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2025-10-30 6:57 [PATCH] examples/vdpa: support show protocol features Chengwen Feng
2025-11-06 0:37 ` fengchengwen
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