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ASoC: add for_each_link_codecs() macro 

ALSA SoC snd_soc_dai_link has snd_soc_dai_link_component array
for codecs.
To be more readable code, this patch adds
new for_each_link_codecs() macro, and replace existing code to it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2018-09-03 02:12:40 +00:00 committed by Mark Brown
parent 18d545bb25
commit 3db769f177
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 15 additions and 11 deletions
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4
include/sound/soc.h
View File

@ -978,6 +978,10 @@ struct snd_soc_dai_link {
struct list_head list; /* DAI link list of the soc card */
struct snd_soc_dobj dobj; /* For topology */
};
#define for_each_link_codecs(link, i, codec) \
for ((i) = 0; \
((i) < link->num_codecs) && ((codec) = &link->codecs[i]); \
(i)++)
struct snd_soc_codec_conf {
/*

5
sound/soc/meson/axg-card.c
View File

@ -97,14 +97,15 @@ static void axg_card_clean_references(struct axg_card *priv)
{
struct snd_soc_card *card = &priv->card;
struct snd_soc_dai_link *link;
struct snd_soc_dai_link_component *codec;
int i, j;
if (card->dai_link) {
for (i = 0; i < card->num_links; i++) {
link = &card->dai_link[i];
of_node_put(link->cpu_of_node);
for (j = 0; j < link->num_codecs; j++)
of_node_put(link->codecs[j].of_node);
for_each_link_codecs(link, j, codec)
of_node_put(codec->of_node);
}
}

17
sound/soc/soc-core.c
View File

@ -1071,6 +1071,7 @@ static int soc_init_dai_link(struct snd_soc_card *card,
struct snd_soc_dai_link *link)
{
int i, ret;
struct snd_soc_dai_link_component *codec;
ret = snd_soc_init_platform(card, link);
if (ret) {
@ -1084,19 +1085,19 @@ static int soc_init_dai_link(struct snd_soc_card *card,
return ret;
}
for (i = 0; i < link->num_codecs; i++) {
for_each_link_codecs(link, i, codec) {
/*
* Codec must be specified by 1 of name or OF node,
* not both or neither.
*/
if (!!link->codecs[i].name ==
!!link->codecs[i].of_node) {
if (!!codec->name ==
!!codec->of_node) {
dev_err(card->dev, "ASoC: Neither/both codec name/of_node are set for %s\n",
link->name);
return -EINVAL;
}
/* Codec DAI name must be specified */
if (!link->codecs[i].dai_name) {
if (!codec->dai_name) {
dev_err(card->dev, "ASoC: codec_dai_name not set for %s\n",
link->name);
return -EINVAL;
@ -3796,10 +3797,10 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name);
*/
void snd_soc_of_put_dai_link_codecs(struct snd_soc_dai_link *dai_link)
{
struct snd_soc_dai_link_component *component = dai_link->codecs;
struct snd_soc_dai_link_component *component;
int index;
for (index = 0; index < dai_link->num_codecs; index++, component++) {
for_each_link_codecs(dai_link, index, component) {
if (!component->of_node)
break;
of_node_put(component->of_node);
@ -3851,9 +3852,7 @@ int snd_soc_of_get_dai_link_codecs(struct device *dev,
dai_link->num_codecs = num_codecs;
/* Parse the list */
for (index = 0, component = dai_link->codecs;
index < dai_link->num_codecs;
index++, component++) {
for_each_link_codecs(dai_link, index, component) {
ret = of_parse_phandle_with_args(of_node, name,
"#sound-dai-cells",
index, &args);