1 files changed, 60 insertions, 21 deletions

diff --git a/include/sound/intel-nhlt.h b/include/sound/intel-nhlt.h
index f657fd8fc0ad..53470d6a28d6 100644
--- a/include/sound/intel-nhlt.h
+++ b/include/sound/intel-nhlt.h
@@ -10,7 +10,20 @@
 
 #include <linux/acpi.h>
 
-#if IS_ENABLED(CONFIG_ACPI) && IS_ENABLED(CONFIG_SND_INTEL_NHLT)
+enum nhlt_link_type {
+	NHLT_LINK_HDA = 0,
+	NHLT_LINK_DSP = 1,
+	NHLT_LINK_DMIC = 2,
+	NHLT_LINK_SSP = 3,
+	NHLT_LINK_INVALID
+};
+
+enum nhlt_device_type {
+	NHLT_DEVICE_BT = 0,
+	NHLT_DEVICE_DMIC = 1,
+	NHLT_DEVICE_I2S = 4,
+	NHLT_DEVICE_INVALID
+};
 
 struct wav_fmt {
 	u16 fmt_tag;
@@ -33,24 +46,9 @@ struct wav_fmt_ext {
 	u8 sub_fmt[16];
 } __packed;
 
-enum nhlt_link_type {
-	NHLT_LINK_HDA = 0,
-	NHLT_LINK_DSP = 1,
-	NHLT_LINK_DMIC = 2,
-	NHLT_LINK_SSP = 3,
-	NHLT_LINK_INVALID
-};
-
-enum nhlt_device_type {
-	NHLT_DEVICE_BT = 0,
-	NHLT_DEVICE_DMIC = 1,
-	NHLT_DEVICE_I2S = 4,
-	NHLT_DEVICE_INVALID
-};
-
 struct nhlt_specific_cfg {
 	u32 size;
-	u8 caps[0];
+	u8 caps[];
 } __packed;
 
 struct nhlt_fmt_cfg {
@@ -60,7 +58,7 @@ struct nhlt_fmt_cfg {
 
 struct nhlt_fmt {
 	u8 fmt_count;
-	struct nhlt_fmt_cfg fmt_config[0];
+	struct nhlt_fmt_cfg fmt_config[];
 } __packed;
 
 struct nhlt_endpoint {
@@ -80,7 +78,7 @@ struct nhlt_endpoint {
 struct nhlt_acpi_table {
 	struct acpi_table_header header;
 	u8 endpoint_count;
-	struct nhlt_endpoint desc[0];
+	struct nhlt_endpoint desc[];
 } __packed;
 
 struct nhlt_resource_desc  {
@@ -113,6 +111,11 @@ struct nhlt_vendor_dmic_array_config {
 } __packed;
 
 enum {
+	NHLT_CONFIG_TYPE_GENERIC = 0,
+	NHLT_CONFIG_TYPE_MIC_ARRAY = 1
+};
+
+enum {
 	NHLT_MIC_ARRAY_2CH_SMALL = 0xa,
 	NHLT_MIC_ARRAY_2CH_BIG = 0xb,
 	NHLT_MIC_ARRAY_4CH_1ST_GEOM = 0xc,
@@ -121,15 +124,26 @@ enum {
 	NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf,
 };
 
+#if IS_ENABLED(CONFIG_ACPI) && IS_ENABLED(CONFIG_SND_INTEL_NHLT)
+
 struct nhlt_acpi_table *intel_nhlt_init(struct device *dev);
 
 void intel_nhlt_free(struct nhlt_acpi_table *addr);
 
 int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt);
 
-#else
+bool intel_nhlt_has_endpoint_type(struct nhlt_acpi_table *nhlt, u8 link_type);
+
+int intel_nhlt_ssp_endpoint_mask(struct nhlt_acpi_table *nhlt, u8 device_type);
 
-struct nhlt_acpi_table;
+int intel_nhlt_ssp_mclk_mask(struct nhlt_acpi_table *nhlt, int ssp_num);
+
+struct nhlt_specific_cfg *
+intel_nhlt_get_endpoint_blob(struct device *dev, struct nhlt_acpi_table *nhlt,
+			     u32 bus_id, u8 link_type, u8 vbps, u8 bps,
+			     u8 num_ch, u32 rate, u8 dir, u8 dev_type);
+
+#else
 
 static inline struct nhlt_acpi_table *intel_nhlt_init(struct device *dev)
 {
@@ -145,6 +159,31 @@ static inline int intel_nhlt_get_dmic_geo(struct device *dev,
 {
 	return 0;
 }
+
+static inline bool intel_nhlt_has_endpoint_type(struct nhlt_acpi_table *nhlt,
+						u8 link_type)
+{
+	return false;
+}
+
+static inline int intel_nhlt_ssp_endpoint_mask(struct nhlt_acpi_table *nhlt, u8 device_type)
+{
+	return 0;
+}
+
+static inline int intel_nhlt_ssp_mclk_mask(struct nhlt_acpi_table *nhlt, int ssp_num)
+{
+	return 0;
+}
+
+static inline struct nhlt_specific_cfg *
+intel_nhlt_get_endpoint_blob(struct device *dev, struct nhlt_acpi_table *nhlt,
+			     u32 bus_id, u8 link_type, u8 vbps, u8 bps,
+			     u8 num_ch, u32 rate, u8 dir, u8 dev_type)
+{
+	return NULL;
+}
+
 #endif
 
 #endif