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ASoC: simple-card-utils: enable flexible CPU/Codec/Platform 

Current simple-card / audio-graph are assuming fixed
single-CPU/Codec/Platform.
This patch prepares multi-CPU/Codec/Platform support.

Note is that it is not yet full-multi-support.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87v996od2c.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2021-04-01 13:15:23 +09:00 committed by Mark Brown
parent 8361c6da77
commit f2138aed23
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
4 changed files with 110 additions and 22 deletions
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8
include/sound/simple_card_utils.h
View File

@ -38,6 +38,12 @@ struct asoc_simple_jack {
struct snd_soc_jack_gpio gpio;
};
struct prop_nums {
int cpus;
int codecs;
int platforms;
};
struct asoc_simple_priv {
struct snd_soc_card snd_card;
struct simple_dai_props {
@ -48,6 +54,7 @@ struct asoc_simple_priv {
struct snd_soc_dai_link_component *platforms;
struct asoc_simple_data adata;
struct snd_soc_codec_conf *codec_conf;
struct prop_nums num;
unsigned int mclk_fs;
} *dai_props;
struct asoc_simple_jack hp_jack;
@ -71,6 +78,7 @@ struct link_info {
int link; /* number of link */
int conf; /* number of codec_conf */
int cpu; /* turn for CPU / Codec */
struct prop_nums num[SNDRV_MINOR_DEVICES];
};
int asoc_simple_parse_daifmt(struct device *dev,

22
sound/soc/generic/audio-graph-card.c
View File

@ -628,6 +628,15 @@ static int graph_count_noml(struct asoc_simple_priv *priv,
{
struct device *dev = simple_priv_to_dev(priv);
if (li->link >= SNDRV_MINOR_DEVICES) {
dev_err(dev, "too many links\n");
return -EINVAL;
}
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link += 1; /* 1xCPU-Codec */
li->dais += 2; /* 1xCPU + 1xCodec */
@ -643,10 +652,23 @@ static int graph_count_dpcm(struct asoc_simple_priv *priv,
{
struct device *dev = simple_priv_to_dev(priv);
if (li->link >= SNDRV_MINOR_DEVICES) {
dev_err(dev, "too many links\n");
return -EINVAL;
}
if (li->cpu) {
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link++; /* 1xCPU-dummy */
li->dais++; /* 1xCPU */
} else {
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link++; /* 1xdummy-Codec */
li->conf++; /* 1xdummy-Codec */
li->dais++; /* 1xCodec */

72
sound/soc/generic/simple-card-utils.c
View File

@ -604,13 +604,27 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
struct asoc_simple_dai *dais;
struct snd_soc_dai_link_component *dlcs;
struct snd_soc_codec_conf *cconf = NULL;
int i;
int i, dai_num = 0, dlc_num = 0;
dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL);
dai_link = devm_kcalloc(dev, li->link, sizeof(*dai_link), GFP_KERNEL);
dais = devm_kcalloc(dev, li->dais, sizeof(*dais), GFP_KERNEL);
dlcs = devm_kcalloc(dev, li->link * 3, sizeof(*dai_props), GFP_KERNEL);
if (!dai_props || !dai_link || !dais || !dlcs)
if (!dai_props || !dai_link)
return -ENOMEM;
/*
* dais (= CPU+Codec)
* dlcs (= CPU+Codec+Platform)
*/
for (i = 0; i < li->link; i++) {
int cc = li->num[i].cpus + li->num[i].codecs;
dai_num += cc;
dlc_num += cc + li->num[i].platforms;
}
dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL);
dlcs = devm_kcalloc(dev, dlc_num, sizeof(*dai_props), GFP_KERNEL);
if (!dais || !dlcs)
return -ENOMEM;
if (li->conf) {
@ -619,24 +633,6 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
return -ENOMEM;
}
/*
* "platform" might be removed
* see
* simple-card-utils.c :: asoc_simple_canonicalize_platform()
*/
for (i = 0; i < li->link; i++) {
dai_props[i].cpus = dlcs + (3 * i) + 0;
dai_props[i].codecs = dlcs + (3 * i) + 1;
dai_props[i].platforms = dlcs + (3 * i) + 2;
dai_link[i].cpus = dai_props[i].cpus;
dai_link[i].num_cpus = 1;
dai_link[i].codecs = dai_props[i].codecs;
dai_link[i].num_codecs = 1;
dai_link[i].platforms = dai_props[i].platforms;
dai_link[i].num_platforms = 1;
}
priv->dai_props = dai_props;
priv->dai_link = dai_link;
priv->dais = dais;
@ -648,6 +644,38 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv,
card->codec_conf = cconf;
card->num_configs = li->conf;
for (i = 0; i < li->link; i++) {
if (li->num[i].cpus) {
/* Normal CPU */
dai_props[i].cpus =
dai_link[i].cpus = dlcs;
dai_props[i].num.cpus =
dai_link[i].num_cpus = li->num[i].cpus;
dlcs += li->num[i].cpus;
}
if (li->num[i].codecs) {
/* Normal Codec */
dai_props[i].codecs =
dai_link[i].codecs = dlcs;
dai_props[i].num.codecs =
dai_link[i].num_codecs = li->num[i].codecs;
dlcs += li->num[i].codecs;
}
if (li->num[i].platforms) {
/* Have Platform */
dai_props[i].platforms =
dai_link[i].platforms = dlcs;
dai_props[i].num.platforms =
dai_link[i].num_platforms = li->num[i].platforms;
dlcs += li->num[i].platforms;
}
}
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_init_priv);

30
sound/soc/generic/simple-card.c
View File

@ -499,6 +499,17 @@ static int simple_count_noml(struct asoc_simple_priv *priv,
struct device_node *codec,
struct link_info *li, bool is_top)
{
if (li->link >= SNDRV_MINOR_DEVICES) {
struct device *dev = simple_priv_to_dev(priv);
dev_err(dev, "too many links\n");
return -EINVAL;
}
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link += 1;
li->dais += 2;
@ -510,10 +521,25 @@ static int simple_count_dpcm(struct asoc_simple_priv *priv,
struct device_node *codec,
struct link_info *li, bool is_top)
{
if (li->link >= SNDRV_MINOR_DEVICES) {
struct device *dev = simple_priv_to_dev(priv);
dev_err(dev, "too many links\n");
return -EINVAL;
}
if (li->cpu) {
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link++; /* CPU-dummy */
li->dais++;
} else {
li->num[li->link].cpus = 1;
li->num[li->link].codecs = 1;
li->num[li->link].platforms = 1;
li->link++; /* dummy-Codec */
li->dais++;
li->conf++;
@ -575,6 +601,10 @@ static void simple_get_dais_count(struct asoc_simple_priv *priv,
* => 1 ccnf = 1xdummy-Codec
*/
if (!top) {
li->num[0].cpus = 1;
li->num[0].codecs = 1;
li->num[0].platforms = 1;
li->link = 1;
li->dais = 2;
li->conf = 0;