netdev - [PATCH RFC iproute2-next 1/2] rdma: update rdma

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Message-Id: <10f219db72dfb6e8d5d84ee009c97594b6d211c1.1525100473.git.swise@opengridcomputing.com>
Date:   Mon, 30 Apr 2018 07:36:11 -0700
From:   Steve Wise <swise@...ngridcomputing.com>
To:     dsahern@...il.com, leon@...nel.org
Cc:     stephen@...workplumber.org, netdev@...r.kernel.org,
        linux-rdma@...r.kernel.org
Subject: [PATCH RFC iproute2-next 1/2] rdma: update rdma_netlink.h to get
 provider attrs

Signed-off-by: Steve Wise <swise@...ngridcomputing.com>
---
 rdma/include/uapi/rdma/rdma_netlink.h | 37 ++++++++++++++++++++++++++++++++++-
 1 file changed, 36 insertions(+), 1 deletion(-)

diff --git a/rdma/include/uapi/rdma/rdma_netlink.h b/rdma/include/uapi/rdma/rdma_netlink.h
index 45474f1..faea9d5 100644
--- a/rdma/include/uapi/rdma/rdma_netlink.h
+++ b/rdma/include/uapi/rdma/rdma_netlink.h
@@ -249,10 +249,22 @@ enum rdma_nldev_command {
 	RDMA_NLDEV_NUM_OPS
 };
 
+enum {
+	RDMA_NLDEV_ATTR_ENTRY_STRLEN = 16,
+};
+
+enum rdma_nldev_print_type {
+	RDMA_NLDEV_PRINT_TYPE_UNSPEC,
+	RDMA_NLDEV_PRINT_TYPE_HEX,
+};
+
 enum rdma_nldev_attr {
 	/* don't change the order or add anything between, this is ABI! */
 	RDMA_NLDEV_ATTR_UNSPEC,
 
+	/* Pad attribute for 64b alignment */
+	RDMA_NLDEV_ATTR_PAD = RDMA_NLDEV_ATTR_UNSPEC,
+
 	/* Identifier for ib_device */
 	RDMA_NLDEV_ATTR_DEV_INDEX,		/* u32 */
 
@@ -387,8 +399,31 @@ enum rdma_nldev_attr {
 	RDMA_NLDEV_ATTR_RES_PD_ENTRY,		/* nested table */
 	RDMA_NLDEV_ATTR_RES_LOCAL_DMA_LKEY,	/* u32 */
 	RDMA_NLDEV_ATTR_RES_UNSAFE_GLOBAL_RKEY,	/* u32 */
+	/*
+	 * provider-specific attributes.
+	 */
+	RDMA_NLDEV_ATTR_PROVIDER,		/* nested table */
+	RDMA_NLDEV_ATTR_PROVIDER_ENTRY,		/* nested table */
+	RDMA_NLDEV_ATTR_PROVIDER_STRING,	/* string */
+	/*
+	 * u8 values from enum rdma_nldev_print_type
+	 */
+	RDMA_NLDEV_ATTR_PROVIDER_PRINT_TYPE,	/* u8 */
+	RDMA_NLDEV_ATTR_PROVIDER_S32,		/* s32 */
+	RDMA_NLDEV_ATTR_PROVIDER_U32,		/* u32 */
+	RDMA_NLDEV_ATTR_PROVIDER_S64,		/* s64 */
+	RDMA_NLDEV_ATTR_PROVIDER_U64,		/* u64 */
 
-	/* Netdev information for relevant protocols, like RoCE and iWARP */
+	/*
+	 * Provides logical name and index of netdevice which is
+	 * connected to physical port. This information is relevant
+	 * for RoCE and iWARP.
+	 *
+	 * The netdevices which are associated with containers are
+	 * supposed to be exported together with GID table once it
+	 * will be exposed through the netlink. Because the
+	 * associated netdevices are properties of GIDs.
+	 */
 	RDMA_NLDEV_ATTR_NDEV_INDEX,		/* u32 */
 	RDMA_NLDEV_ATTR_NDEV_NAME,		/* string */
 
-- 
1.8.3.1