sound/soc/dapm.rst

11 management frameworks and, as such, can easily co-exist with them.
17 activity and audio mixer settings within the device.
32 The graph for the STM32MP1-DK1 sound card is shown in picture:
34 .. kernel-figure:: dapm-graph.svg
57       audio subsystem signal paths
75 	Mixes several analog signals into a single analog signal.
109 	Signal Generator.
139 (Widgets are defined in include/sound/soc-dapm.h)
142 There are convenience macros defined in soc-dapm.h that can be used to quickly
150 ---------------------
179 -------------------
181 Path domain widgets have a ability to control or affect the audio signal or
208 ----------------------
234 -------------------
242 ---------------
246 a virtual widget - a widget with no control bits e.g.
251 This can be used to merge two signal paths together in software.
293 separate widgets and routes arrays implementing the case-specific features
306 audio system), as it requires joining widgets together via their audio signal
309 For example the WM8731 output mixer (wm8731.c) has 3 inputs (sources):
317 name. We can now connect the destination widget (wrt audio signal) with its
345 -------------------------------
362 An endpoint is a start or end point (widget) of an audio signal within the
401 See soc-dapm.h for all other widgets that support events.
405 -----------