ASoC: SOF: Intel: hda-mlink: expose unlocked interrupt enable routine

When the eml_lock is already taken, we need an unlocked version. Reviewed-by: Liam Girdwood <[email protected]> Reviewed-by: Bard Liao <[email protected]> Signed-off-by: Pierre-Louis Bossart <[email protected]>
bardliao · Sep 30, 2024 · 0c6ac3b · 0c6ac3b
1 parent c7d1216
commit 0c6ac3b
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diff --git a/include/sound/hda-mlink.h b/include/sound/hda-mlink.h
@@ -15,6 +15,7 @@ int hda_bus_ml_init(struct hdac_bus *bus);
 void hda_bus_ml_free(struct hdac_bus *bus);
 
 int hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid);
+void hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable);
 void hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable);
 bool hdac_bus_eml_check_interrupt(struct hdac_bus *bus, bool alt, int elid);
 
@@ -71,6 +72,9 @@ static inline void hda_bus_ml_free(struct hdac_bus *bus) { }
 static inline int
 hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid) { return 0; }
 
+static inline void
+hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
+
 static inline void
 hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable) { }
 

diff --git a/sound/soc/sof/intel/hda-mlink.c b/sound/soc/sof/intel/hda-mlink.c
@@ -481,6 +481,24 @@ int hdac_bus_eml_get_count(struct hdac_bus *bus, bool alt, int elid)
 }
 EXPORT_SYMBOL_NS(hdac_bus_eml_get_count, SND_SOC_SOF_HDA_MLINK);
 
+void hdac_bus_eml_enable_interrupt_unlocked(struct hdac_bus *bus, bool alt, int elid, bool enable)
+{
+	struct hdac_ext2_link *h2link;
+	struct hdac_ext_link *hlink;
+
+	h2link = find_ext2_link(bus, alt, elid);
+	if (!h2link)
+		return;
+
+	if (!h2link->intc)
+		return;
+
+	hlink = &h2link->hext_link;
+
+	hdaml_link_enable_interrupt(hlink->ml_addr + AZX_REG_ML_LCTL, enable);
+}
+EXPORT_SYMBOL_NS(hdac_bus_eml_enable_interrupt_unlocked, SND_SOC_SOF_HDA_MLINK);
+
 void hdac_bus_eml_enable_interrupt(struct hdac_bus *bus, bool alt, int elid, bool enable)
 {
 	struct hdac_ext2_link *h2link;