diff options
Diffstat (limited to 'sound/soc/generic/audio-graph-card2.c')
| -rw-r--r-- | sound/soc/generic/audio-graph-card2.c | 84 |
1 files changed, 56 insertions, 28 deletions
diff --git a/sound/soc/generic/audio-graph-card2.c b/sound/soc/generic/audio-graph-card2.c index 77ac4051b827..8ac6df645ee6 100644 --- a/sound/soc/generic/audio-graph-card2.c +++ b/sound/soc/generic/audio-graph-card2.c @@ -90,12 +90,12 @@ links indicates connection part of CPU side (= A). 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@1 { mcpu2_ep: endpoint { remote-endpoint = <&cpu2_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@0 { mcodec1_ep: endpoint { remote-endpoint = <&codec1_ep>; }; }; -(y) port@1 { mcodec2_ep: endpoint { remote-endpoint = <&codec2_ep>; }; }; +(y) port@1 { mcodec1_ep: endpoint { remote-endpoint = <&codec1_ep>; }; }; +(y) port@2 { mcodec2_ep: endpoint { remote-endpoint = <&codec2_ep>; }; }; }; }; }; @@ -229,7 +229,8 @@ enum graph_type { static enum graph_type __graph_get_type(struct device_node *lnk) { - struct device_node *np; + struct device_node *np, *parent_np; + enum graph_type ret; /* * target { @@ -240,19 +241,33 @@ static enum graph_type __graph_get_type(struct device_node *lnk) * }; */ np = of_get_parent(lnk); - if (of_node_name_eq(np, "ports")) - np = of_get_parent(np); + if (of_node_name_eq(np, "ports")) { + parent_np = of_get_parent(np); + of_node_put(np); + np = parent_np; + } - if (of_node_name_eq(np, GRAPH_NODENAME_MULTI)) - return GRAPH_MULTI; + if (of_node_name_eq(np, GRAPH_NODENAME_MULTI)) { + ret = GRAPH_MULTI; + goto out_put; + } - if (of_node_name_eq(np, GRAPH_NODENAME_DPCM)) - return GRAPH_DPCM; + if (of_node_name_eq(np, GRAPH_NODENAME_DPCM)) { + ret = GRAPH_DPCM; + goto out_put; + } + + if (of_node_name_eq(np, GRAPH_NODENAME_C2C)) { + ret = GRAPH_C2C; + goto out_put; + } - if (of_node_name_eq(np, GRAPH_NODENAME_C2C)) - return GRAPH_C2C; + ret = GRAPH_NORMAL; + +out_put: + of_node_put(np); + return ret; - return GRAPH_NORMAL; } static enum graph_type graph_get_type(struct asoc_simple_priv *priv, @@ -430,8 +445,10 @@ static int asoc_simple_parse_dai(struct device_node *ep, * if he unbinded CPU or Codec. */ ret = snd_soc_get_dai_name(&args, &dlc->dai_name); - if (ret < 0) + if (ret < 0) { + of_node_put(node); return ret; + } dlc->of_node = node; @@ -851,12 +868,10 @@ int audio_graph2_link_c2c(struct asoc_simple_priv *priv, struct link_info *li) { struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, li->link); - struct simple_dai_props *dai_props = simple_priv_to_props(priv, li->link); - struct snd_soc_pcm_stream *c2c_conf = dai_props->c2c_conf; struct device_node *port0, *port1, *ports; struct device_node *codec0_port, *codec1_port; struct device_node *ep0, *ep1; - u32 val; + u32 val = 0; int ret = -EINVAL; /* @@ -880,19 +895,33 @@ int audio_graph2_link_c2c(struct asoc_simple_priv *priv, ports = of_get_parent(port0); port1 = of_get_next_child(ports, lnk); - if (!of_get_property(ports, "rate", &val)) { + /* + * Card2 can use original Codec2Codec settings if DT has. + * It will use default settings if no settings on DT. + * see + * asoc_simple_init_for_codec2codec() + * + * Add more settings here if needed + */ + of_property_read_u32(ports, "rate", &val); + if (val) { struct device *dev = simple_priv_to_dev(priv); + struct snd_soc_pcm_stream *c2c_conf; - dev_err(dev, "Codec2Codec needs rate settings\n"); - goto err1; - } + c2c_conf = devm_kzalloc(dev, sizeof(*c2c_conf), GFP_KERNEL); + if (!c2c_conf) + goto err1; - c2c_conf->formats = SNDRV_PCM_FMTBIT_S32_LE; /* update ME */ - c2c_conf->rate_min = - c2c_conf->rate_max = val; - c2c_conf->channels_min = - c2c_conf->channels_max = 2; /* update ME */ - dai_link->params = c2c_conf; + c2c_conf->formats = SNDRV_PCM_FMTBIT_S32_LE; /* update ME */ + c2c_conf->rates = SNDRV_PCM_RATE_8000_384000; + c2c_conf->rate_min = + c2c_conf->rate_max = val; + c2c_conf->channels_min = + c2c_conf->channels_max = 2; /* update ME */ + + dai_link->params = c2c_conf; + dai_link->num_params = 1; + } ep0 = port_to_endpoint(port0); ep1 = port_to_endpoint(port1); @@ -1086,7 +1115,6 @@ static int graph_count_c2c(struct asoc_simple_priv *priv, li->num[li->link].cpus = li->num[li->link].platforms = graph_counter(codec0); li->num[li->link].codecs = graph_counter(codec1); - li->num[li->link].c2c = 1; of_node_put(ports); of_node_put(port1); |