dcbnl: Add netlink attributes for setapp/getapp to dcbnl

Add defines for dcbnl netlink attributes to support netlink message passing of
setapp/getapp in dcbnl.

Signed-off-by: Yi Zou <yi.zou@intel.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Author: yizou

net/dcb/dcbnl.c

@@ -64,6 +64,7 @@ static struct nla_policy dcbnl_rtnl_policy[DCB_ATTR_MAX + 1] = {
 	[DCB_ATTR_CAP]         = {.type = NLA_NESTED},
 	[DCB_ATTR_PFC_STATE]   = {.type = NLA_U8},
 	[DCB_ATTR_BCN]         = {.type = NLA_NESTED},
+	[DCB_ATTR_APP]         = {.type = NLA_NESTED},
 };
 
 /* DCB priority flow control to User Priority nested attributes */
@@ -158,6 +159,13 @@ static struct nla_policy dcbnl_bcn_nest[DCB_BCN_ATTR_MAX + 1] = {
 	[DCB_BCN_ATTR_ALL]          = {.type = NLA_FLAG},
 };
 
+/* DCB APP nested attributes. */
+static struct nla_policy dcbnl_app_nest[DCB_APP_ATTR_MAX + 1] = {
+	[DCB_APP_ATTR_IDTYPE]       = {.type = NLA_U8},
+	[DCB_APP_ATTR_ID]           = {.type = NLA_U16},
+	[DCB_APP_ATTR_PRIORITY]     = {.type = NLA_U8},
+};
+
 /* standard netlink reply call */
 static int dcbnl_reply(u8 value, u8 event, u8 cmd, u8 attr, u32 pid,
                        u32 seq, u16 flags)