From: Keyon Jie <yang.jie@xxxxxxxxxxxxxxx>
The SOF implementation does not rely on the hdac_bus library, however
for HDMI and HDaudio codec support it does need to deal with
unsolicited events. Instead of re-inventing the wheel, export this
symbol to reuse this part of the library directly.
Signed-off-by: Keyon Jie <yang.jie@xxxxxxxxxxxxxxx>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
include/sound/hdaudio.h | 1 +
sound/hda/hdac_bus.c | 7 +++----
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index cd1773d0e08f..2ee9eccf8d54 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -389,6 +389,7 @@ void snd_hdac_bus_queue_event(struct hdac_bus *bus, u32 res, u32 res_ex);
int snd_hdac_bus_add_device(struct hdac_bus *bus, struct hdac_device *codec);
void snd_hdac_bus_remove_device(struct hdac_bus *bus,
struct hdac_device *codec);
+void snd_hdac_bus_process_unsol_events(struct work_struct *work);
static inline void snd_hdac_codec_link_up(struct hdac_device *codec)
{
diff --git a/sound/hda/hdac_bus.c b/sound/hda/hdac_bus.c
index 714a51721a31..012305177f68 100644
--- a/sound/hda/hdac_bus.c
+++ b/sound/hda/hdac_bus.c
@@ -9,8 +9,6 @@
#include <sound/hdaudio.h>
#include "trace.h"
-static void process_unsol_events(struct work_struct *work);
-
static const struct hdac_bus_ops default_ops = {
.command = snd_hdac_bus_send_cmd,
.get_response = snd_hdac_bus_get_response,
@@ -37,7 +35,7 @@ int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev,
bus->io_ops = io_ops;
INIT_LIST_HEAD(&bus->stream_list);
INIT_LIST_HEAD(&bus->codec_list);
- INIT_WORK(&bus->unsol_work, process_unsol_events);
+ INIT_WORK(&bus->unsol_work, snd_hdac_bus_process_unsol_events);
spin_lock_init(&bus->reg_lock);
mutex_init(&bus->cmd_mutex);
bus->irq = -1;
@@ -148,7 +146,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_bus_queue_event);
/*
* process queued unsolicited events
*/
-static void process_unsol_events(struct work_struct *work)
+void snd_hdac_bus_process_unsol_events(struct work_struct *work)
{
struct hdac_bus *bus = container_of(work, struct hdac_bus, unsol_work);
struct hdac_device *codec;
@@ -171,6 +169,7 @@ static void process_unsol_events(struct work_struct *work)
drv->unsol_event(codec, res);
}
}
+EXPORT_SYMBOL_GPL(snd_hdac_bus_process_unsol_events);
/**
* snd_hdac_bus_add_device - Add a codec to bus
--
2.17.1
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