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-rw-r--r--sound/soc/intel/skylake/skl-nhlt.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-nhlt.h b/sound/soc/intel/skylake/skl-nhlt.h
index 3769f9fefe2b..116534e7b3c5 100644
--- a/sound/soc/intel/skylake/skl-nhlt.h
+++ b/sound/soc/intel/skylake/skl-nhlt.h
@@ -103,4 +103,26 @@ struct nhlt_resource_desc {
u64 length;
} __packed;
+#define MIC_ARRAY_2CH 2
+#define MIC_ARRAY_4CH 4
+
+struct nhlt_tdm_config {
+ u8 virtual_slot;
+ u8 config_type;
+} __packed;
+
+struct nhlt_dmic_array_config {
+ struct nhlt_tdm_config tdm_config;
+ u8 array_type;
+} __packed;
+
+enum {
+ NHLT_MIC_ARRAY_2CH_SMALL = 0xa,
+ NHLT_MIC_ARRAY_2CH_BIG = 0xb,
+ NHLT_MIC_ARRAY_4CH_1ST_GEOM = 0xc,
+ NHLT_MIC_ARRAY_4CH_L_SHAPED = 0xd,
+ NHLT_MIC_ARRAY_4CH_2ND_GEOM = 0xe,
+ NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf,
+};
+
#endif