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thesofproject · May 31, 2024 · bb75f8a · bb75f8a
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diff --git a/architectures/firmware/sof-common/pipeline_2_0/images/module_to_module.pu b/architectures/firmware/sof-common/pipeline_2_0/images/module_to_module.pu
@@ -0,0 +1,18 @@
+actor "ipc/ipc_comp_new()" as c
+participant "audio/component" as comp
+participant "comp_driver" as drv
+participant "lib/heap" as heap
+
+c -> comp : comp_new(comp : sof_ipc_comp)
+ activate comp
+ comp -> comp : get_drv(comp->type) : drv
+ comp -> drv : drv->ops.new(comp)
+ activate drv
+ drv -> heap : rzalloc(Runtime)
+ drv <-- heap
+ comp <-- drv : comp_dev*
+ deactivate drv
+
+ comp -> comp : init component
+c <-- comp : comp_dev*
+deactivate comp
diff --git a/architectures/firmware/sof-common/pipeline_2_0/pipeline2_0_discussion.rst b/architectures/firmware/sof-common/pipeline_2_0/pipeline2_0_discussion.rst
@@ -80,3 +80,7 @@ Entity using sink/source to entity using sink/source
 Typically, a module a module. This is the most natural way of binding (at current code - the only way), requires a buffer in between:
 
 
+.. uml:: images/module_to_module.pu
+ :caption: Component Device States
+
+sdas