Add example tc-htb commands for Round robin scheduling

Signed-off-by: Hariprasad Kelam <hkelam@marvell.com>
---
 .../device_drivers/ethernet/marvell/octeontx2.rst         | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst b/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
index bfd233cfac35..1e196cb9ce25 100644
--- a/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
+++ b/Documentation/networking/device_drivers/ethernet/marvell/octeontx2.rst
@@ -332,3 +332,11 @@ Setup HTB offload
         # tc class add dev <interface> parent 1: classid 1:1 htb rate 10Gbit prio 1
 
         # tc class add dev <interface> parent 1: classid 1:2 htb rate 10Gbit prio 7
+
+4. Create tc classes with same priorities and different quantum::
+
+        # tc class add dev <interface> parent 1: classid 1:1 htb rate 10Gbit prio 2 quantum 409600
+
+        # tc class add dev <interface> parent 1: classid 1:2 htb rate 10Gbit prio 2 quantum 188416
+
+        # tc class add dev <interface> parent 1: classid 1:3 htb rate 10Gbit prio 2 quantum 32768
-- 
2.17.1