[dpdk-dev] [PATCH 09/15] net/virtio: add virtio vDPA op to get protocol features
Maxime Coquelin
maxime.coquelin at redhat.com
Thu Aug 29 09:59:54 CEST 2019
This patch implements the vDPA .get_protocol_features()
callback.
Signed-off-by: Maxime Coquelin <maxime.coquelin at redhat.com>
---
drivers/net/virtio/virtio_vdpa.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/net/virtio/virtio_vdpa.c b/drivers/net/virtio/virtio_vdpa.c
index 9e2af8313..fc52a8e92 100644
--- a/drivers/net/virtio/virtio_vdpa.c
+++ b/drivers/net/virtio/virtio_vdpa.c
@@ -204,9 +204,22 @@ virtio_vdpa_get_features(int did, uint64_t *features)
return 0;
}
+#define VDPA_SUPPORTED_PROTOCOL_FEATURES \
+ (1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK | \
+ 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ | \
+ 1ULL << VHOST_USER_PROTOCOL_F_SLAVE_SEND_FD | \
+ 1ULL << VHOST_USER_PROTOCOL_F_HOST_NOTIFIER)
+static int
+virtio_vdpa_get_protocol_features(int did __rte_unused, uint64_t *features)
+{
+ *features = VDPA_SUPPORTED_PROTOCOL_FEATURES;
+ return 0;
+}
+
static struct rte_vdpa_dev_ops virtio_vdpa_ops = {
.get_queue_num = virtio_vdpa_get_queue_num,
.get_features = virtio_vdpa_get_features,
+ .get_protocol_features = virtio_vdpa_get_protocol_features,
};
static inline int
--
2.21.0
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