[PATCH 1/2] net/virtio: support private dump
Chengwen Feng
fengchengwen at huawei.com
Thu Jan 19 13:30:55 CET 2023
This patch implements eth_dev_priv_dump callback which could use for
debugging.
Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
---
drivers/net/virtio/virtio_ethdev.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c
index 760ba4e368..0ad740b253 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -1019,6 +1019,24 @@ virtio_dev_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
return 0;
}
+static int
+virtio_dev_priv_dump(struct rte_eth_dev *dev, FILE *f)
+{
+ struct virtio_hw *hw = dev->data->dev_private;
+
+ fprintf(f, "guest_features: 0x%" PRIx64 "\n", hw->guest_features);
+ fprintf(f, "vtnet_hdr_size: %u\n", hw->vtnet_hdr_size);
+ fprintf(f, "use_vec: rx-%u tx-%u\n", hw->use_vec_rx, hw->use_vec_tx);
+ fprintf(f, "use_inorder: rx-%u tx-%u\n", hw->use_inorder_rx, hw->use_inorder_tx);
+ fprintf(f, "intr_lsc: %u\n", hw->intr_lsc);
+ fprintf(f, "max_mtu: %u\n", hw->max_mtu);
+ fprintf(f, "max_rx_pkt_len: %zu\n", hw->max_rx_pkt_len);
+ fprintf(f, "max_queue_pairs: %u\n", hw->max_queue_pairs);
+ fprintf(f, "req_guest_features: 0x%" PRIx64 "\n", hw->req_guest_features);
+
+ return 0;
+}
+
/*
* dev_ops for virtio, bare necessities for basic operation
*/
@@ -1055,6 +1073,7 @@ static const struct eth_dev_ops virtio_eth_dev_ops = {
.mac_addr_remove = virtio_mac_addr_remove,
.mac_addr_set = virtio_mac_addr_set,
.get_monitor_addr = virtio_get_monitor_addr,
+ .eth_dev_priv_dump = virtio_dev_priv_dump,
};
/*
--
2.17.1
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