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-rw-r--r--sound/soc/soc-utils.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index 98383fd76224..299b5d6ebfd1 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -97,6 +97,34 @@ static const struct snd_soc_component_driver dummy_codec = {
SNDRV_PCM_FMTBIT_S32_LE | \
SNDRV_PCM_FMTBIT_U32_LE | \
SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE)
+
+/*
+ * Select these from Sound Card Manually
+ * SND_SOC_POSSIBLE_DAIFMT_CBP_CFP
+ * SND_SOC_POSSIBLE_DAIFMT_CBP_CFC
+ * SND_SOC_POSSIBLE_DAIFMT_CBC_CFP
+ * SND_SOC_POSSIBLE_DAIFMT_CBC_CFC
+ */
+static u64 dummy_dai_formats =
+ SND_SOC_POSSIBLE_DAIFMT_I2S |
+ SND_SOC_POSSIBLE_DAIFMT_RIGHT_J |
+ SND_SOC_POSSIBLE_DAIFMT_LEFT_J |
+ SND_SOC_POSSIBLE_DAIFMT_DSP_A |
+ SND_SOC_POSSIBLE_DAIFMT_DSP_B |
+ SND_SOC_POSSIBLE_DAIFMT_AC97 |
+ SND_SOC_POSSIBLE_DAIFMT_PDM |
+ SND_SOC_POSSIBLE_DAIFMT_GATED |
+ SND_SOC_POSSIBLE_DAIFMT_CONT |
+ SND_SOC_POSSIBLE_DAIFMT_NB_NF |
+ SND_SOC_POSSIBLE_DAIFMT_NB_IF |
+ SND_SOC_POSSIBLE_DAIFMT_IB_NF |
+ SND_SOC_POSSIBLE_DAIFMT_IB_IF;
+
+static const struct snd_soc_dai_ops dummy_dai_ops = {
+ .auto_selectable_formats = &dummy_dai_formats,
+ .num_auto_selectable_formats = 1,
+};
+
/*
* The dummy CODEC is only meant to be used in situations where there is no
* actual hardware.
@@ -122,6 +150,7 @@ static struct snd_soc_dai_driver dummy_dai = {
.rates = STUB_RATES,
.formats = STUB_FORMATS,
},
+ .ops = &dummy_dai_ops,
};
int snd_soc_dai_is_dummy(struct snd_soc_dai *dai)