From: Mark Zhang <markzhang@xxxxxxxxxx>
If a device has a specific type or a parent device, dump them as well.
Example:
$ rdma dev show smi1
3: smi1: node_type ca fw 20.38.1002 node_guid 9803:9b03:009f:d5ef sys_image_guid 9803:9b03:009f:d5ee type smi parent ibp8s0f1
Signed-off-by: Mark Zhang <markzhang@xxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxx>
---
drivers/infiniband/core/nldev.c | 10 ++++++++++
include/uapi/rdma/rdma_netlink.h | 2 ++
2 files changed, 12 insertions(+)
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index b5f87e7a1cfd..025efce540a7 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -168,6 +168,7 @@ static const struct nla_policy nldev_policy[RDMA_NLDEV_ATTR_MAX] = {
[RDMA_NLDEV_SYS_ATTR_PRIVILEGED_QKEY_MODE] = { .type = NLA_U8 },
[RDMA_NLDEV_ATTR_DRIVER_DETAILS] = { .type = NLA_U8 },
[RDMA_NLDEV_ATTR_DEV_TYPE] = { .type = NLA_U8 },
+ [RDMA_NLDEV_ATTR_PARENT_NAME] = { .type = NLA_NUL_STRING },
};
static int put_driver_name_print_type(struct sk_buff *msg, const char *name,
@@ -302,6 +303,15 @@ static int fill_dev_info(struct sk_buff *msg, struct ib_device *device)
if (nla_put_u8(msg, RDMA_NLDEV_ATTR_DEV_DIM, device->use_cq_dim))
return -EMSGSIZE;
+ if (device->type &&
+ nla_put_u8(msg, RDMA_NLDEV_ATTR_DEV_TYPE, device->type))
+ return -EMSGSIZE;
+
+ if (device->parent &&
+ nla_put_string(msg, RDMA_NLDEV_ATTR_PARENT_NAME,
+ dev_name(&device->parent->dev)))
+ return -EMSGSIZE;
+
/*
* Link type is determined on first port and mlx4 device
* which can potentially have two different link type for the same
diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
index bd52fb325e22..4b69242d7848 100644
--- a/include/uapi/rdma/rdma_netlink.h
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -570,6 +570,8 @@ enum rdma_nldev_attr {
RDMA_NLDEV_ATTR_DEV_TYPE, /* u8 */
+ RDMA_NLDEV_ATTR_PARENT_NAME, /* string */
+
/*
* Always the end
*/
--
2.45.2
