aboutsummaryrefslogtreecommitdiff
path: root/sound/soc/mediatek/common/mtk-afe-platform-driver.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/mediatek/common/mtk-afe-platform-driver.c')
-rw-r--r--sound/soc/mediatek/common/mtk-afe-platform-driver.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.c b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
index 8966ee138387..c4491883090d 100644
--- a/sound/soc/mediatek/common/mtk-afe-platform-driver.c
+++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
@@ -13,6 +13,84 @@
#include "mtk-afe-platform-driver.h"
#include "mtk-base-afe.h"
+int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe)
+{
+ struct snd_soc_dai_driver *sub_dai_drivers;
+ 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;
+ }
+
+ dev_info(afe->dev, "%s(), num of dai %zd\n", __func__, num_dai_drivers);
+
+ /* combine sub_dais */
+ afe->num_dai_drivers = num_dai_drivers;
+ afe->dai_drivers = devm_kcalloc(afe->dev,
+ num_dai_drivers,
+ sizeof(struct snd_soc_dai_driver),
+ GFP_KERNEL);
+ 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;
+ }
+ }
+
+ return 0;
+}
+
+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;
+
+ 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)
+ snd_soc_add_component_controls(component,
+ afe->sub_dais[i].controls,
+ afe->sub_dais[i].num_controls);
+
+ if (afe->sub_dais[i].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)
+ snd_soc_dapm_add_routes(&component->dapm,
+ afe->sub_dais[i].dapm_routes,
+ afe->sub_dais[i].num_dapm_routes);
+ }
+
+ snd_soc_dapm_new_widgets(component->dapm.card);
+
+ return 0;
+
+}
+
static snd_pcm_uframes_t mtk_afe_pcm_pointer
(struct snd_pcm_substream *substream)
{