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ASoC: mediatek: sub dai use list_head

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use list_head for sub_dais,
since original sub_dais array is sparsely occupied

Signed-off-by: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
KaiChieh Chuang 2018-06-29 20:29:44 +08:00 committed by Mark Brown
parent 0a94cf3457
commit f11c5db770
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 28 additions and 42 deletions
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64
sound/soc/mediatek/common/mtk-afe-platform-driver.c
View File

@ -15,20 +15,12 @@
int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe)
{
struct snd_soc_dai_driver *sub_dai_drivers;
struct mtk_base_afe_dai *dai;
size_t num_dai_drivers = 0, dai_idx = 0;
int i;
if (!afe->sub_dais) {
dev_err(afe->dev, "%s(), sub_dais == NULL\n", __func__);
return -EINVAL;
}
/* calcualte total dai driver size */
for (i = 0; i < afe->num_sub_dais; i++) {
if (afe->sub_dais[i].dai_drivers &&
afe->sub_dais[i].num_dai_drivers != 0)
num_dai_drivers += afe->sub_dais[i].num_dai_drivers;
list_for_each_entry(dai, &afe->sub_dais, list) {
num_dai_drivers += dai->num_dai_drivers;
}
dev_info(afe->dev, "%s(), num of dai %zd\n", __func__, num_dai_drivers);
@ -42,19 +34,14 @@ int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe)
if (!afe->dai_drivers)
return -ENOMEM;
for (i = 0; i < afe->num_sub_dais; i++) {
if (afe->sub_dais[i].dai_drivers &&
afe->sub_dais[i].num_dai_drivers != 0) {
sub_dai_drivers = afe->sub_dais[i].dai_drivers;
/* dai driver */
memcpy(&afe->dai_drivers[dai_idx],
sub_dai_drivers,
afe->sub_dais[i].num_dai_drivers *
sizeof(struct snd_soc_dai_driver));
dai_idx += afe->sub_dais[i].num_dai_drivers;
}
list_for_each_entry(dai, &afe->sub_dais, list) {
/* dai driver */
memcpy(&afe->dai_drivers[dai_idx],
dai->dai_drivers,
dai->num_dai_drivers *
sizeof(struct snd_soc_dai_driver));
dai_idx += dai->num_dai_drivers;
}
return 0;
}
EXPORT_SYMBOL_GPL(mtk_afe_combine_sub_dai);
@ -62,28 +49,25 @@ EXPORT_SYMBOL_GPL(mtk_afe_combine_sub_dai);
int mtk_afe_add_sub_dai_control(struct snd_soc_component *component)
{
struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
int i;
struct mtk_base_afe_dai *dai;
if (!afe->sub_dais) {
dev_err(afe->dev, "%s(), sub_dais == NULL\n", __func__);
return -EINVAL;
}
for (i = 0; i < afe->num_sub_dais; i++) {
if (afe->sub_dais[i].controls)
list_for_each_entry(dai, &afe->sub_dais, list) {
if (dai->controls)
snd_soc_add_component_controls(component,
afe->sub_dais[i].controls,
afe->sub_dais[i].num_controls);
dai->controls,
dai->num_controls);
if (afe->sub_dais[i].dapm_widgets)
if (dai->dapm_widgets)
snd_soc_dapm_new_controls(&component->dapm,
afe->sub_dais[i].dapm_widgets,
afe->sub_dais[i].num_dapm_widgets);
if (afe->sub_dais[i].dapm_routes)
dai->dapm_widgets,
dai->num_dapm_widgets);
}
/* add routes after all widgets are added */
list_for_each_entry(dai, &afe->sub_dais, list) {
if (dai->dapm_routes)
snd_soc_dapm_add_routes(&component->dapm,
afe->sub_dais[i].dapm_routes,
afe->sub_dais[i].num_dapm_routes);
dai->dapm_routes,
dai->num_dapm_routes);
}
snd_soc_dapm_new_widgets(component->dapm.card);

6
sound/soc/mediatek/common/mtk-base-afe.h
View File

@ -46,6 +46,7 @@ struct mtk_base_irq_data {
};
struct device;
struct list_head;
struct mtk_base_afe_memif;
struct mtk_base_afe_irq;
struct mtk_base_afe_dai;
@ -72,8 +73,7 @@ struct mtk_base_afe {
struct mtk_base_afe_irq *irqs;
int irqs_size;
struct mtk_base_afe_dai *sub_dais;
int num_sub_dais;
struct list_head sub_dais;
struct snd_soc_dai_driver *dai_drivers;
unsigned int num_dai_drivers;
@ -110,6 +110,8 @@ struct mtk_base_afe_dai {
unsigned int num_dapm_widgets;
const struct snd_soc_dapm_route *dapm_routes;
unsigned int num_dapm_routes;
struct list_head list;
};
#endif