Sound Card need to consider/adjust HW control ordering based on the combination of CPU/Codec. The controlling feature is already supported on ASoC, but Simple Audio Card / Audio Graph Card still not support it. Let's support it.
Cc: Maxim Kochetkov fido_max@inbox.ru Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- .../bindings/sound/audio-graph-port.yaml | 9 +++++++ include/dt-bindings/sound/audio-graph.h | 26 +++++++++++++++++++ 2 files changed, 35 insertions(+) create mode 100644 include/dt-bindings/sound/audio-graph.h
diff --git a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml index 28b27e7e45de..d1cbfc5edd3a 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml +++ b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml @@ -25,6 +25,15 @@ definitions: capture-only: description: port connection used only for capture $ref: /schemas/types.yaml#/definitions/flag + link-trigger-order: + description: trigger order for both start/stop + $ref: /schemas/types.yaml#/definitions/uint32-array + link-trigger-order-start: + description: trigger order for start + $ref: /schemas/types.yaml#/definitions/uint32-array + link-trigger-order-stop: + description: trigger order for stop + $ref: /schemas/types.yaml#/definitions/uint32-array
endpoint-base: allOf: diff --git a/include/dt-bindings/sound/audio-graph.h b/include/dt-bindings/sound/audio-graph.h new file mode 100644 index 000000000000..bdb70c6b7332 --- /dev/null +++ b/include/dt-bindings/sound/audio-graph.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * audio-graph.h + * + * Copyright (c) 2024 Kuninori Morimoto kuninori.morimoto.gx@renesas.com + */ +#ifndef __AUDIO_GRAPH_H +#define __AUDIO_GRAPH_H + +/* + * used in + * link-trigger-order + * link-trigger-order-start + * link-trigger-order-stop + * + * default is + * link-trigger-order = <SND_SOC_TRIGGER_LINK + * SND_SOC_TRIGGER_COMPONENT + * SND_SOC_TRIGGER_DAI>; + */ +#define SND_SOC_TRIGGER_LINK 0 +#define SND_SOC_TRIGGER_COMPONENT 1 +#define SND_SOC_TRIGGER_DAI 2 +#define SND_SOC_TRIGGER_SIZE 3 /* shoud be last */ + +#endif /* __AUDIO_GRAPH_H */