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-rw-r--r--include/sound/hda-mlink.h10
-rw-r--r--sound/soc/sof/intel/hda-mlink.c24
2 files changed, 34 insertions, 0 deletions
diff --git a/include/sound/hda-mlink.h b/include/sound/hda-mlink.h
index d626ef964ea7..bfd2c77c184d 100644
--- a/include/sound/hda-mlink.h
+++ b/include/sound/hda-mlink.h
@@ -7,6 +7,7 @@
*/
struct hdac_bus;
+struct hdac_ext_link;
#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_MLINK)
@@ -48,6 +49,9 @@ void hda_bus_ml_reset_losidv(struct hdac_bus *bus);
int hda_bus_ml_resume(struct hdac_bus *bus);
int hda_bus_ml_suspend(struct hdac_bus *bus);
+struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus);
+struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus);
+
#else
static inline int
@@ -141,4 +145,10 @@ static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { }
static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; }
static inline int hda_bus_ml_suspend(struct hdac_bus *bus) { return 0; }
+static inline struct hdac_ext_link *
+hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus) { return NULL; }
+
+static inline struct hdac_ext_link *
+hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus) { return NULL; }
+
#endif /* CONFIG_SND_SOC_SOF_HDA */
diff --git a/sound/soc/sof/intel/hda-mlink.c b/sound/soc/sof/intel/hda-mlink.c
index 5810d6f8719c..06613c081410 100644
--- a/sound/soc/sof/intel/hda-mlink.c
+++ b/sound/soc/sof/intel/hda-mlink.c
@@ -788,6 +788,30 @@ int hda_bus_ml_suspend(struct hdac_bus *bus)
}
EXPORT_SYMBOL_NS(hda_bus_ml_suspend, SND_SOC_SOF_HDA_MLINK);
+struct hdac_ext_link *hdac_bus_eml_ssp_get_hlink(struct hdac_bus *bus)
+{
+ struct hdac_ext2_link *h2link;
+
+ h2link = find_ext2_link(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_SSP);
+ if (!h2link)
+ return NULL;
+
+ return &h2link->hext_link;
+}
+EXPORT_SYMBOL_NS(hdac_bus_eml_ssp_get_hlink, SND_SOC_SOF_HDA_MLINK);
+
+struct hdac_ext_link *hdac_bus_eml_dmic_get_hlink(struct hdac_bus *bus)
+{
+ struct hdac_ext2_link *h2link;
+
+ h2link = find_ext2_link(bus, true, AZX_REG_ML_LEPTR_ID_INTEL_DMIC);
+ if (!h2link)
+ return NULL;
+
+ return &h2link->hext_link;
+}
+EXPORT_SYMBOL_NS(hdac_bus_eml_dmic_get_hlink, SND_SOC_SOF_HDA_MLINK);
+
#endif
MODULE_LICENSE("Dual BSD/GPL");