From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
In DPCM case, it uses CPU-dummy / dummy-Codec dai links, and
non DPCM case, it uses CPU-Codec dai links.
Now, we want to merge audio-graph-card and audio-graph-scu-card.
These sound cards are using silimar but not same logic on each functions.
Then, of course we want to share same logic.
To compromise, this patch uses cpu/codec pointer on audio-graph-scu-card.
It is same logic with audio-graph-card, thus easy merging.
This is prepare for merging audio card
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
v1 -> v2
- no change
sound/soc/generic/audio-graph-scu-card.c | 72 ++++++++++++++++++++++----------
1 file changed, 49 insertions(+), 23 deletions(-)
diff --git a/sound/soc/generic/audio-graph-scu-card.c b/sound/soc/generic/audio-graph-scu-card.c
index a0a2867..ed128d4 100644
--- a/sound/soc/generic/audio-graph-scu-card.c
+++ b/sound/soc/generic/audio-graph-scu-card.c
@@ -26,12 +26,14 @@ struct graph_card_data {
struct snd_soc_card snd_card;
struct snd_soc_codec_conf codec_conf;
struct graph_dai_props {
- struct asoc_simple_dai dai;
+ struct asoc_simple_dai *cpu_dai;
+ struct asoc_simple_dai *codec_dai;
struct snd_soc_dai_link_component codecs;
struct snd_soc_dai_link_component platform;
struct asoc_simple_card_data adata;
} *dai_props;
struct snd_soc_dai_link *dai_link;
+ struct asoc_simple_dai *dais;
struct asoc_simple_card_data adata;
};
@@ -47,8 +49,17 @@ static int asoc_graph_card_startup(struct snd_pcm_substream *substream)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct graph_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct graph_dai_props *dai_props = graph_priv_to_props(priv, rtd->num);
+ int ret = 0;
- return asoc_simple_card_clk_enable(&dai_props->dai);
+ ret = asoc_simple_card_clk_enable(dai_props->cpu_dai);
+ if (ret)
+ return ret;
+
+ ret = asoc_simple_card_clk_enable(dai_props->codec_dai);
+ if (ret)
+ asoc_simple_card_clk_disable(dai_props->cpu_dai);
+
+ return ret;
}
static void asoc_graph_card_shutdown(struct snd_pcm_substream *substream)
@@ -57,7 +68,9 @@ static void asoc_graph_card_shutdown(struct snd_pcm_substream *substream)
struct graph_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
struct graph_dai_props *dai_props = graph_priv_to_props(priv, rtd->num);
- asoc_simple_card_clk_disable(&dai_props->dai);
+ asoc_simple_card_clk_disable(dai_props->cpu_dai);
+
+ asoc_simple_card_clk_disable(dai_props->codec_dai);
}
static const struct snd_soc_ops asoc_graph_card_ops = {
@@ -68,18 +81,20 @@ static const struct snd_soc_ops asoc_graph_card_ops = {
static int asoc_graph_card_dai_init(struct snd_soc_pcm_runtime *rtd)
{
struct graph_card_data *priv = snd_soc_card_get_drvdata(rtd->card);
- struct snd_soc_dai *dai;
- struct snd_soc_dai_link *dai_link;
- struct graph_dai_props *dai_props;
- int num = rtd->num;
+ struct graph_dai_props *dai_props = graph_priv_to_props(priv, rtd->num);
+ int ret = 0;
- dai_link = graph_priv_to_link(priv, num);
- dai_props = graph_priv_to_props(priv, num);
- dai = dai_link->dynamic ?
- rtd->cpu_dai :
- rtd->codec_dai;
+ ret = asoc_simple_card_init_dai(rtd->codec_dai,
+ dai_props->codec_dai);
+ if (ret < 0)
+ return ret;
- return asoc_simple_card_init_dai(dai, &dai_props->dai);
+ ret = asoc_simple_card_init_dai(rtd->cpu_dai,
+ dai_props->cpu_dai);
+ if (ret < 0)
+ return ret;
+
+ return 0;
}
static int asoc_graph_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
@@ -99,14 +114,15 @@ static int asoc_graph_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
static int asoc_graph_card_dai_link_of(struct device_node *cpu_ep,
struct device_node *codec_ep,
struct graph_card_data *priv,
- int idx, int is_fe)
+ int *dai_idx, int link_idx, int is_fe)
{
struct device *dev = graph_priv_to_dev(priv);
- struct snd_soc_dai_link *dai_link = graph_priv_to_link(priv, idx);
- struct graph_dai_props *dai_props = graph_priv_to_props(priv, idx);
+ struct snd_soc_dai_link *dai_link = graph_priv_to_link(priv, link_idx);
+ struct graph_dai_props *dai_props = graph_priv_to_props(priv, link_idx);
struct snd_soc_card *card = graph_priv_to_card(priv);
struct device_node *ep = is_fe ? cpu_ep : codec_ep;
struct device_node *node = of_graph_get_port_parent(ep);
+ struct asoc_simple_dai *dai;
int ret;
if (is_fe) {
@@ -122,11 +138,14 @@ static int asoc_graph_card_dai_link_of(struct device_node *cpu_ep,
dai_link->dynamic = 1;
dai_link->dpcm_merged_format = 1;
+ dai =
+ dai_props->cpu_dai = &priv->dais[(*dai_idx)++];
+
ret = asoc_simple_card_parse_graph_cpu(ep, dai_link);
if (ret)
return ret;
- ret = asoc_simple_card_parse_clk_cpu(dev, ep, dai_link, &dai_props->dai);
+ ret = asoc_simple_card_parse_clk_cpu(dev, ep, dai_link, dai);
if (ret < 0)
return ret;
@@ -149,11 +168,14 @@ static int asoc_graph_card_dai_link_of(struct device_node *cpu_ep,
dai_link->no_pcm = 1;
dai_link->be_hw_params_fixup = asoc_graph_card_be_hw_params_fixup;
+ dai =
+ dai_props->codec_dai = &priv->dais[(*dai_idx)++];
+
ret = asoc_simple_card_parse_graph_codec(ep, dai_link);
if (ret < 0)
return ret;
- ret = asoc_simple_card_parse_clk_codec(dev, ep, dai_link, &dai_props->dai);
+ ret = asoc_simple_card_parse_clk_codec(dev, ep, dai_link, dai);
if (ret < 0)
return ret;
@@ -178,7 +200,7 @@ static int asoc_graph_card_dai_link_of(struct device_node *cpu_ep,
asoc_simple_card_parse_convert(dev, node, PREFIX, &dai_props->adata);
- ret = asoc_simple_card_of_parse_tdm(ep, &dai_props->dai);
+ ret = asoc_simple_card_of_parse_tdm(ep, dai);
if (ret)
return ret;
@@ -210,7 +232,7 @@ static int asoc_graph_card_parse_of(struct graph_card_data *priv)
struct device_node *codec_ep;
struct device_node *codec_port;
struct device_node *codec_port_old;
- int dai_idx, ret;
+ int dai_idx, link_idx, ret;
int rc, codec;
if (!node)
@@ -232,6 +254,7 @@ static int asoc_graph_card_parse_of(struct graph_card_data *priv)
* see asoc_graph_get_dais_count
*/
+ link_idx = 0;
dai_idx = 0;
codec_port_old = NULL;
for (codec = 0; codec < 2; codec++) {
@@ -260,8 +283,8 @@ static int asoc_graph_card_parse_of(struct graph_card_data *priv)
}
ret = asoc_graph_card_dai_link_of(cpu_ep, codec_ep,
- priv, dai_idx++,
- !codec);
+ priv, &dai_idx,
+ link_idx++, !codec);
if (ret < 0)
goto parse_of_err;
}
@@ -364,6 +387,7 @@ static int asoc_graph_card_probe(struct platform_device *pdev)
struct graph_card_data *priv;
struct snd_soc_dai_link *dai_link;
struct graph_dai_props *dai_props;
+ struct asoc_simple_dai *dais;
struct device *dev = &pdev->dev;
struct snd_soc_card *card;
int lnum = 0, dnum = 0, cnum = 0;
@@ -380,7 +404,8 @@ static int asoc_graph_card_probe(struct platform_device *pdev)
dai_props = devm_kcalloc(dev, lnum, sizeof(*dai_props), GFP_KERNEL);
dai_link = devm_kcalloc(dev, lnum, sizeof(*dai_link), GFP_KERNEL);
- if (!dai_props || !dai_link)
+ dais = devm_kcalloc(dev, dnum, sizeof(*dais), GFP_KERNEL);
+ if (!dai_props || !dai_link || !dais)
return -ENOMEM;
/*
@@ -397,6 +422,7 @@ static int asoc_graph_card_probe(struct platform_device *pdev)
priv->dai_props = dai_props;
priv->dai_link = dai_link;
+ priv->dais = dais;
/* Init snd_soc_card */
card = graph_priv_to_card(priv);
--
2.7.4
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