Remove INVALID mode from DSCP modes (#533)

* Remove INVALID mode from DSCP modes Preserve is the default, there is no condition under which INVALID can be set. * Update dash_pipeline.p4
sonic-net · Mar 13, 2024 · a8c5dc9 · a8c5dc9
1 parent bf20715
commit a8c5dc9
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/dash-pipeline/bmv2/dash_metadata.p4 b/dash-pipeline/bmv2/dash_metadata.p4
@@ -38,9 +38,8 @@ struct conntrack_data_t {
 }
 
 enum bit<16> dash_tunnel_dscp_mode_t {
-    INVALID = 0,
-    PRESERVE_MODEL = 1,
-    PIPE_MODEL = 2
+    PRESERVE_MODEL = 0,
+    PIPE_MODEL = 1
 }
 
 struct eni_data_t {

diff --git a/dash-pipeline/bmv2/dash_pipeline.p4 b/dash-pipeline/bmv2/dash_pipeline.p4
@@ -259,6 +259,7 @@ control dash_ingress(
         eni_lookup_stage.apply(hdr, meta);
 
         // Save the original DSCP value
+        meta.eni_data.dscp_mode = dash_tunnel_dscp_mode_t.PRESERVE_MODEL;
         meta.eni_data.dscp = (bit<6>)hdr.u0_ipv4.diffserv;
 
         if (meta.direction == dash_direction_t.OUTBOUND) {