[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/Documentation/media/kapi/dtv-net.rst b/src/kernel/linux/v4.19/Documentation/media/kapi/dtv-net.rst
new file mode 100644
index 0000000..158c7cb
--- /dev/null
+++ b/src/kernel/linux/v4.19/Documentation/media/kapi/dtv-net.rst
@@ -0,0 +1,4 @@
+Digital TV Network kABI
+-----------------------
+
+.. kernel-doc:: include/media/dvb_net.h