ASoC: audio-graph-card: add link-trigger-order support

Some Sound Card might need special trigger ordering which is based on
CPU/Codec connection. It is already supported on ASoC, but Audio Graph
Card still not yet support it. Let's support it.

Cc: Maxim Kochetkov <fido_max@inbox.ru>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://patch.msgid.link/87o786zojd.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c
index 7b981aa8690ac4d2e6ae7f294c03bba02e76a1f6..acf7d92d21e60dc1ac9c087938bab5128720c952 100644 (file)
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -143,6 +143,8 @@ static int graph_link_init(struct simple_util_priv *priv,
        struct device_node *port_codec = ep_to_port(ep_codec);
        struct device_node *ports_cpu = port_to_ports(port_cpu);
        struct device_node *ports_codec = port_to_ports(port_codec);
+       enum snd_soc_trigger_order trigger_start = SND_SOC_TRIGGER_ORDER_DEFAULT;
+       enum snd_soc_trigger_order trigger_stop  = SND_SOC_TRIGGER_ORDER_DEFAULT;
        bool playback_only = 0, capture_only = 0;
        int ret;
 
@@ -165,9 +167,20 @@ static int graph_link_init(struct simple_util_priv *priv,
        of_property_read_u32(ep_cpu,            "mclk-fs", &dai_props->mclk_fs);
        of_property_read_u32(ep_codec,          "mclk-fs", &dai_props->mclk_fs);
 
+       graph_util_parse_trigger_order(priv, top,               &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, ports_cpu,         &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, ports_codec,       &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, port_cpu,          &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, port_cpu,          &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, ep_cpu,            &trigger_start, &trigger_stop);
+       graph_util_parse_trigger_order(priv, ep_codec,          &trigger_start, &trigger_stop);
+
        dai_link->playback_only = playback_only;
        dai_link->capture_only  = capture_only;
 
+       dai_link->trigger_start = trigger_start;
+       dai_link->trigger_stop  = trigger_stop;
+
        dai_link->init          = simple_util_dai_init;
        dai_link->ops           = &graph_ops;
        if (priv->ops)