topology2: Rename passthrough-playback.conf

Rename it to host-gateway-playback.conf to align with the documentation.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>

tools/topology/topology2/cavs-nocodec-bt.conf

@@ -11,7 +11,7 @@
 <pdm_config.conf>
 <tokens.conf>
 <virtual.conf>
-<passthrough-playback.conf>
+<host-gateway-playback.conf>
 <passthrough-capture.conf>
 <io-gateway.conf>
 <io-gateway-capture.conf>
@@ -155,7 +155,7 @@ Object.Pipeline {
 		}
 	]
 
-	passthrough-playback [
+	host-gateway-playback [
 			{
 			index	1
 			Object.Widget.pipeline.1 {

tools/topology/topology2/cavs-rt5682.conf

@@ -11,7 +11,7 @@
 <pdm_config.conf>
 <tokens.conf>
 <virtual.conf>
-<passthrough-playback.conf>
+<host-gateway-playback.conf>
 <passthrough-capture.conf>
 <io-gateway.conf>
 <io-gateway-capture.conf>

tools/topology/topology2/cavs-sdw.conf

@@ -15,7 +15,7 @@
 <gain-capture.conf>
 <gain-copier-capture.conf>
 <deepbuffer-playback.conf>
-<passthrough-playback.conf>
+<host-gateway-playback.conf>
 <passthrough-capture.conf>
 <io-gateway.conf>
 <io-gateway-capture.conf>

tools/topology/topology2/include/pipelines/cavs/host-gateway-playback.conf

@@ -1,12 +1,12 @@
 #
-# CAVS passthrough playback pipeline
+# Host gateway playback pipeline
 #
-# A simple passthrough pipeline. All attributes defined herein are namespaced
-# by alsatplg to "Object.Pipeline.passthrough-playback.N.attribute_name"
+# A simple host gateway pipeline for playback. All attributes defined herein are namespaced
+# by alsatplg to "Object.Pipeline.host-gateway-playback.N.attribute_name"
 #
-# Usage: passthrough-playback pipeline object can be instantiated as:
+# Usage: host-gateway-playback pipeline object can be instantiated as:
 #
-# Object.Pipeline.passthrough-playback."N" {
+# Object.Pipeline.host-gateway-playback."N" {
 # 	period		1000
 # 	time_domain	"timer"
 # 	channels	2
@@ -20,7 +20,7 @@
 <include/components/pipeline.conf>
 <include/common/audio_format.conf>
 
-Class.Pipeline."passthrough-playback" {
+Class.Pipeline."host-gateway-playback" {
 
 	DefineAttribute."index" {}
 
@@ -36,8 +36,8 @@ Class.Pipeline."passthrough-playback" {
 		]
 
 		#
-		# passthrough-playback objects instantiated within the same alsaconf node must have
-		# unique pipeline_id attribute
+		# host-gateway-playback objects instantiated within the same alsaconf node must have
+		# unique instance attribute
 		#
 		unique	"instance"
 	}

tools/topology/topology2/platform/intel/bt-generic.conf

@@ -57,7 +57,7 @@ Object.Pipeline {
 		}
 	]
 
-	passthrough-playback [
+	host-gateway-playback [
 		{
 			index		$BT_PB_HOST_PIPELINE_ID
 			Object.Widget.pipeline.1 {

tools/topology/topology2/platform/intel/hdmi-generic.conf

@@ -32,7 +32,7 @@ Object.Dai.HDA [
 ]
 
 Object.Pipeline {
-	passthrough-playback [
+	host-gateway-playback [
 		{
 			Object.Widget.copier.1 {
 				stream_name $HDMI1_PCM_CAPS
@@ -184,7 +184,7 @@ IncludeByKey.NUM_HDMIS {
 				use_chain_dma	$USE_CHAIN_DMA
 			}
 		]
-		Object.Pipeline.passthrough-playback [
+		Object.Pipeline.host-gateway-playback [
 			{
 				Object.Widget.copier.1 {
 					stream_name $HDMI4_PCM_CAPS

tools/topology/topology2/sof-hda-generic.conf

@@ -8,7 +8,7 @@
 <vendor-token.conf>
 <tokens.conf>
 <virtual.conf>
-<passthrough-playback.conf>
+<host-gateway-playback.conf>
 <passthrough-capture.conf>
 <host-copier-gain-mixin-playback.conf>
 <host-copier-gain-src-mixin-playback.conf>