[dpdk-dev] [PATCH 1/2] net/virtio: support modern device id

[Jason Wang <jasowang@redhat.com>]

Spec said "The PCI Device ID is calculated by adding 0x1040 to the
Virtio Device ID". So this patch makes pmd can recognize modern virtio
net id.

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 drivers/net/virtio/virtio_ethdev.c | 1 +
 drivers/net/virtio/virtio_pci.h    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index 07d6449..f48e037 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -104,6 +104,7 @@ static int virtio_dev_queue_stats_mapping_set(
  */
 static const struct rte_pci_id pci_id_virtio_map[] = {
 	{ RTE_PCI_DEVICE(VIRTIO_PCI_VENDORID, VIRTIO_PCI_DEVICEID_MIN) },
+	{ RTE_PCI_DEVICE(VIRTIO_PCI_VENDORID, VIRTIO_PCI_MODERN_DEVICEID_NET) },
 	{ .vendor_id = 0, /* sentinel */ },
 };
 
diff --git a/drivers/net/virtio/virtio_pci.h b/drivers/net/virtio/virtio_pci.h
index dd7693f..d3bdfa0 100644
--- a/drivers/net/virtio/virtio_pci.h
+++ b/drivers/net/virtio/virtio_pci.h
@@ -46,6 +46,7 @@ struct virtnet_ctl;
 #define VIRTIO_PCI_VENDORID     0x1AF4
 #define VIRTIO_PCI_DEVICEID_MIN 0x1000
 #define VIRTIO_PCI_DEVICEID_MAX 0x103F
+#define VIRTIO_PCI_MODERN_DEVICEID_NET 0x1041
 
 /* VirtIO ABI version, this must match exactly. */
 #define VIRTIO_PCI_ABI_VERSION 0
-- 
2.7.4