topology2: Introduce new token for buffer period size

Add new token to adjust the input/output buffer size for process modules. Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: Yong Zhi <yong.zhi@intel.com>
yongzhi1 · Oct 26, 2023 · fa6a714 · fa6a714
1 parent 20705ad
commit fa6a714
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diff --git a/tools/topology/topology2/include/common/tokens.conf b/tools/topology/topology2/include/common/tokens.conf
@@ -181,4 +181,8 @@ Object.Base.VendorToken {
 		node_type		1980
 		deep_buffer_dma_ms	1981
 	}
+	"19" {
+		name "process"
+		buffer_period_size	2000
+	}
 }
diff --git a/tools/topology/topology2/include/components/google-rtc-aec.conf b/tools/topology/topology2/include/components/google-rtc-aec.conf
@@ -45,6 +45,11 @@ Class.Widget."google-rtc-aec" {
 		token_ref	"comp.word"
 	}
 
+	DefineAttribute."buffer_period_size" {
+		# Token set reference name and type
+		token_ref	"process.word"
+	}
+
 	# Attribute categories
 	attributes {
 		#
@@ -138,4 +143,6 @@ Class.Widget."google-rtc-aec" {
 	is_pages		1
         num_input_pins          2
         num_output_pins         1
+        # AEC requires 10ms buffers for processing
+        buffer_period_size	10
 }