upgrade qos and buffer .json.j2 file and fix some device driver bug

device/accton/x86_64-accton_as7116_54x-r0/Accton-AS7116-54X/buffers.json.j2

@@ -0,0 +1,111 @@
+{# Default values which will be used if no actual configura available #}
+{% set default_cable = '40m' %}
+{% set default_speed = '10G' %}
+{% set default_ports_num = 54 -%}
+
+{# Port configuration to cable length look-up table #}
+{# Each record describes mapping of DUT (DUT port) role and neighbor role to cable length #}
+{# Roles described in the minigraph #}
+{% set ports2cable = {
+        'torrouter_server'       : '5m',
+        'leafrouter_torrouter'   : '40m',
+        'spinerouter_leafrouter' : '300m'
+        }
+%}
+
+{%- macro cable_length(port_name) -%}
+    {%- set cable_len = [] -%}
+    {%- for local_port in DEVICE_NEIGHBOR -%}
+        {%- if local_port == port_name -%}
+            {%- if DEVICE_NEIGHBOR_METADATA[DEVICE_NEIGHBOR[local_port].name] -%}
+                {%- set neighbor = DEVICE_NEIGHBOR_METADATA[DEVICE_NEIGHBOR[local_port].name] -%}
+                {%- set neighbor_role = neighbor.type -%}
+                {%- set roles1 = switch_role + '_' + neighbor_role %}
+                {%- set roles2 = neighbor_role + '_' + switch_role -%}
+                {%- set roles1 = roles1 | lower -%}
+                {%- set roles2 = roles2 | lower -%}
+                {%- if roles1 in ports2cable -%}
+                    {%- if cable_len.append(ports2cable[roles1]) -%}{%- endif -%}
+                {%- elif roles2 in ports2cable -%}
+                    {%- if cable_len.append(ports2cable[roles2]) -%}{%- endif -%}
+                {%- endif -%}
+            {%- endif -%}
+        {%- endif -%}
+    {%- endfor -%}
+    {%- if cable_len -%}
+        {{ cable_len.0 }}
+    {%- else -%}
+        {{ default_cable }}
+    {%- endif -%}
+{% endmacro %}
+
+{%- if DEVICE_METADATA is defined %}
+{%- set switch_role = DEVICE_METADATA['localhost']['type'] %}
+{%- endif -%}
+
+{# Generate list of ports if not defined #}
+{% if PORT is not defined %}
+    {% set PORT = [] %}
+    {% for port_idx in range(0,default_ports_num) %}
+        {% if PORT.append("Ethernet%d" % (port_idx)) %}{% endif %}
+    {% endfor %}
+{% endif -%}
+
+{% set port_names_list = [] %}
+{% for port in PORT %}
+    {%- if port_names_list.append(port) %}{% endif %}
+{% endfor %}
+{% set port_names = port_names_list | join(',') -%}
+
+{
+    "CABLE_LENGTH": {
+        "AZURE": {
+            {% for port in PORT %}
+                {% set cable = cable_length(port) -%}
+                "{{ port }}": "{{ cable }}"{%- if not loop.last -%},{% endif %}
+
+            {% endfor %}
+        }
+    },
+    "BUFFER_POOL": {
+        "ingress_lossless_pool": {
+            "size": "20971328",
+            "type": "ingress",
+            "mode": "static"
+        },
+        "ingress_lossy_pool": {
+            "size": "20971328",
+            "type": "ingress",
+            "mode": "static"
+        },
+        "egress_lossy_pool": {
+            "size": "20971328",
+            "type": "egress",
+            "mode": "static"
+        }
+    },
+    "BUFFER_PROFILE": {
+        "ingress_lossless_profile": {
+            "pool":"[BUFFER_POOL|ingress_lossless_pool]",
+            "xon":"78400",
+            "xoff":"132160",
+            "size":"3584",
+            "static_th":"82880"
+        },
+        "ingress_lossy_profile": {
+            "pool":"[BUFFER_POOL|ingress_lossy_pool]",
+            "size":"3584",
+            "dynamic_th":"-1"
+        },
+        "egress_lossy_profile": {
+            "pool":"[BUFFER_POOL|egress_lossy_pool]",
+            "size":"3584",
+            "dynamic_th":"-4"
+        }
+    },
+    "BUFFER_PG": {
+    },
+    "BUFFER_QUEUE": {
+    }
+}
+

device/accton/x86_64-accton_as7116_54x-r0/Accton-AS7116-54X/pg_profile_lookup.ini

@@ -0,0 +1,17 @@
+# PG lossless profiles.
+# speed cable  size    xon    xoff    threshold
+  10000  5m    3584    32256  59136   36736
+  25000  5m    3584    41216  68096   45696
+  40000  5m    3584    47488  74368   51968
+  50000  5m    3584    52864  79744   57344
+ 100000  5m    3584    78400  132160  82880
+  10000  40m   3584    32256  59136   36736
+  25000  40m   3584    41216  68096   45696
+  40000  40m   3584    47488  74368   51968
+  50000  40m   3584    52864  79744   57344
+ 100000  40m   3584    78400  132160  82880
+  10000  300m  3584    32256  65856   36736
+  25000  300m  3584    41216  84672   45696
+  40000  300m  3584    47488  101024  51968
+  50000  300m  3584    52864  113120  57344
+ 100000  300m  3584    78400  198688  82880

device/accton/x86_64-accton_as7116_54x-r0/Accton-AS7116-54X/port_config.ini

@@ -47,12 +47,9 @@ Ethernet44      76                Ethernet45/1      44
 Ethernet45      77                Ethernet46/1      45
 Ethernet46      78                Ethernet47/1      46
 Ethernet47      79                Ethernet48/1      47
-Ethernet48      80                Ethernet49/1      48
-Ethernet49      81                Ethernet50/1      49
-Ethernet50      82                Ethernet51/1      50
-Ethernet51      83                Ethernet52/1      51
-Ethernet52      84,85,86,87       Ethernet53/1      52
-Ethernet53      104,105,106,107   Ethernet54/1      53
-Ethernet54      108,109,110,111   Ethernet55/1      54
-Ethernet55      112,113,114,115   Ethernet56/1      55
-Ethernet56      116,117,118,119   Ethernet57/1      56
+Ethernet48      84,85,86,87       Ethernet49/1      48
+Ethernet49      80,81,82,83       Ethernet50/1      49
+Ethernet50      104,105,106,107   Ethernet51/1      50
+Ethernet51      108,109,110,111   Ethernet52/1      51
+Ethernet52      112,113,114,115   Ethernet53/1      52
+Ethernet53      116,117,118,119   Ethernet54/1      53