[dpdk-dev] [PATCH] doc: add missing network layers in API reference

[Olivier Matz <olivier.matz@6wind.com>]

Add missing files in doxy-api-index.md and add a short description
for files that hadn't one.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
---
 doc/api/doxy-api-index.md  |  7 ++++++-
 lib/librte_net/rte_ecpri.h |  9 +++++++++
 lib/librte_net/rte_gre.h   | 11 +++++++++++
 lib/librte_net/rte_higig.h |  8 ++++++++
 4 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/doc/api/doxy-api-index.md b/doc/api/doxy-api-index.md
index bf6edb0276..a6e729de35 100644
--- a/doc/api/doxy-api-index.md
+++ b/doc/api/doxy-api-index.md
@@ -114,7 +114,12 @@ The public API headers are grouped by topics:
   [GRO]                (@ref rte_gro.h),
   [GSO]                (@ref rte_gso.h),
   [frag/reass]         (@ref rte_ip_frag.h),
-  [VXLAN]              (@ref rte_vxlan.h)
+  [VXLAN]              (@ref rte_vxlan.h),
+  [eCPRI]              (@ref rte_ecpri.h),
+  [Geneve]             (@ref rte_geneve.h),
+  [GRE]                (@ref rte_gre.h),
+  [ICMP]               (@ref rte_icmp.h),
+  [MPLS]               (@ref rte_mpls.h)
 
 - **QoS**:
   [metering]           (@ref rte_meter.h),
diff --git a/lib/librte_net/rte_ecpri.h b/lib/librte_net/rte_ecpri.h
index 1cbd6d8133..3f3a90335b 100644
--- a/lib/librte_net/rte_ecpri.h
+++ b/lib/librte_net/rte_ecpri.h
@@ -5,6 +5,15 @@
 #ifndef _RTE_ECPRI_H_
 #define _RTE_ECPRI_H_
 
+/**
+ * @file
+ *
+ * eCPRI headers definition.
+ *
+ * eCPRI (Common Public Radio Interface) is used in internal interfaces of radio
+ * base station in a 5G infrastructure.
+ */
+
 #include <stdint.h>
 #include <rte_byteorder.h>
 
diff --git a/lib/librte_net/rte_gre.h b/lib/librte_net/rte_gre.h
index ac3ddaada3..79f0fa8ff2 100644
--- a/lib/librte_net/rte_gre.h
+++ b/lib/librte_net/rte_gre.h
@@ -8,6 +8,17 @@
 #include <stdint.h>
 #include <rte_byteorder.h>
 
+/**
+ * @file
+ *
+ * GRE headers definition.
+ *
+ * Generic Routing Encapsulation (GRE) is a tunneling protocol that can
+ * encapsulate a wide variety of network layer protocols inside virtual
+ * point-to-point links or point-to-multipoint links over an Internet Protocol
+ * network.
+ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/lib/librte_net/rte_higig.h b/lib/librte_net/rte_higig.h
index b9cdfefed7..cc51ec021a 100644
--- a/lib/librte_net/rte_higig.h
+++ b/lib/librte_net/rte_higig.h
@@ -6,6 +6,14 @@
 #ifndef _RTE_HIGIG_H_
 #define _RTE_HIGIG_H_
 
+/**
+ * @file
+ *
+ * HIGIG2 headers definition.
+ *
+ * It is a layer 2.5 protocol and used in Broadcom switches.
+ */
+
 #include <stdint.h>
 #include <rte_byteorder.h>
 
-- 
2.25.1