diff options
author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2023-11-13 04:28:58 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2023-11-27 16:44:01 +0300 |
commit | 912eb415631140c93ff5f05378411fec8e6a537f (patch) | |
tree | 9be26e37058286c42c03fc8860ff4b626ea23cb8 /sound/soc/generic/audio-graph-card2.c | |
parent | 45cc50d13433a62f23b7b4af380497aae5e8ddc7 (diff) | |
download | linux-912eb415631140c93ff5f05378411fec8e6a537f.tar.xz |
ASoC: audio-graph-card2: use better image for Multi connection
1st port on Multi ports is for paired CPU/Codec, and the 2nd or later
port are for Multi Elements. This patch indicates its image to easy to
understand.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87sf5a4f1i.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/generic/audio-graph-card2.c')
-rw-r--r-- | sound/soc/generic/audio-graph-card2.c | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/sound/soc/generic/audio-graph-card2.c b/sound/soc/generic/audio-graph-card2.c index 7146611df730..c564f630abf6 100644 --- a/sound/soc/generic/audio-graph-card2.c +++ b/sound/soc/generic/audio-graph-card2.c @@ -83,32 +83,32 @@ Multi-CPU/Codec ************************************ -It has connection part (= X) and list part (= y). -links indicates connection part of CPU side (= A). +It has link connection part (= X,x) and list part (= A,B,a,b). +"links" is connection part of CPU side (= @). - +-+ (A) +-+ - CPU1 --(y) | | <-(X)--(X)-> | | (y)-- Codec1 - CPU2 --(y) | | | | (y)-- Codec2 - +-+ +-+ + +----+ +---+ + CPU1 --|A X| <-@----> |x a|-- Codec1 + CPU2 --|B | | b|-- Codec2 + +----+ +---+ - sound { - compatible = "audio-graph-card2"; + sound { + compatible = "audio-graph-card2"; -(A) links = <&mcpu>; +(@) links = <&mcpu>; - multi { - ports@0 { -(X) (A) mcpu: port@0 { mcpu0_ep: endpoint { remote-endpoint = <&mcodec0_ep>; }; }; -(y) port@1 { mcpu1_ep: endpoint { remote-endpoint = <&cpu1_ep>; }; }; -(y) port@2 { mcpu2_ep: endpoint { remote-endpoint = <&cpu2_ep>; }; }; - }; - ports@1 { -(X) port@0 { mcodec0_ep: endpoint { remote-endpoint = <&mcpu0_ep>; }; }; -(y) port@1 { mcodec1_ep: endpoint { remote-endpoint = <&codec1_ep>; }; }; -(y) port@2 { mcodec2_ep: endpoint { remote-endpoint = <&codec2_ep>; }; }; - }; + multi { + ports@0 { +(@) mcpu: port@0 { mcpu0_ep: endpoint { remote-endpoint = <&mcodec0_ep>; }; }; // (X) to pair + port@1 { mcpu1_ep: endpoint { remote-endpoint = <&cpu1_ep>; }; }; // (A) Multi Element + port@2 { mcpu2_ep: endpoint { remote-endpoint = <&cpu2_ep>; }; }; // (B) Multi Element + }; + ports@1 { + port@0 { mcodec0_ep: endpoint { remote-endpoint = <&mcpu0_ep>; }; }; // (x) to pair + port@1 { mcodec1_ep: endpoint { remote-endpoint = <&codec1_ep>; }; }; // (a) Multi Element + port@2 { mcodec2_ep: endpoint { remote-endpoint = <&codec2_ep>; }; }; // (b) Multi Element }; }; + }; CPU { ports { @@ -328,9 +328,9 @@ static struct device_node *graph_get_next_multi_ep(struct device_node **port) /* * multi { * ports { - * => lnk: port@0 { ... }; - * port@1 { ep { ... = rep0 } }; - * port@2 { ep { ... = rep1 } }; + * => lnk: port@0 { ... }; // to pair + * port@1 { ep { ... = rep0 } }; // Multi Element + * port@2 { ep { ... = rep1 } }; // Multi Element * ... * }; * }; @@ -920,9 +920,9 @@ static int graph_counter(struct device_node *lnk) * * multi { * ports { - * => lnk: port@0 { ... }; - * port@1 { ... }; - * port@2 { ... }; + * => lnk: port@0 { ... }; // to pair + * port@1 { ... }; // Multi Element + * port@2 { ... }; // Multi Element * ... * }; * }; |