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Message-ID: <20241007121241.30914-2-yung-chuan.liao@linux.intel.com>
Date: Mon, 7 Oct 2024 20:12:40 +0800
From: Bard Liao <yung-chuan.liao@...ux.intel.com>
To: broonie@...nel.org,
tiwai@...e.de,
vkoul@...nel.org
Cc: vinod.koul@...aro.org,
linux-kernel@...r.kernel.org,
linux-sound@...r.kernel.org,
pierre-louis.bossart@...ux.dev,
bard.liao@...el.com,
peter.ujfalusi@...ux.intel.com
Subject: [PATCH 1/2] ASoC: SOF: Intel: hda-mlink: expose unlocked interrupt enable routine
From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
When the eml_lock is already taken, we need an unlocked version.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Reviewed-by: Liam Girdwood <liam.r.girdwood@...el.com>
Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
---
include/sound/hda-mlink.h | 4 ++++
sound/soc/sof/intel/hda-mlink.c | 18 ++++++++++++++++++
2 files changed, 22 insertions(+)
diff --git a/include/sound/hda-mlink.h b/include/sound/hda-mlink.h
index 9ced94686ce3..6774f4b9e5fc 100644
--- 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
index 9a3559c78b62..46f89d6d06f8 100644
--- 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;
--
2.43.0
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