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-rw-r--r--include/sound/hdaudio.h9
-rw-r--r--include/sound/hdaudio_ext.h3
-rw-r--r--sound/hda/ext/hdac_ext_bus.c4
-rw-r--r--sound/soc/intel/skylake/skl.c2
4 files changed, 15 insertions, 3 deletions
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index 59ffe63cf194..f1baaa88e766 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -214,6 +214,14 @@ struct hdac_bus_ops {
};
/*
+ * ops used for ASoC HDA codec drivers
+ */
+struct hdac_ext_bus_ops {
+ int (*hdev_attach)(struct hdac_device *hdev);
+ int (*hdev_detach)(struct hdac_device *hdev);
+};
+
+/*
* Lowlevel I/O operators
*/
struct hdac_io_ops {
@@ -265,6 +273,7 @@ struct hdac_bus {
struct device *dev;
const struct hdac_bus_ops *ops;
const struct hdac_io_ops *io_ops;
+ const struct hdac_ext_bus_ops *ext_ops;
/* h/w resources */
unsigned long addr;
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index c188b801239f..f34aced69ca8 100644
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -6,7 +6,8 @@
int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
const struct hdac_bus_ops *ops,
- const struct hdac_io_ops *io_ops);
+ const struct hdac_io_ops *io_ops,
+ const struct hdac_ext_bus_ops *ext_ops);
void snd_hdac_ext_bus_exit(struct hdac_bus *bus);
int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr,
diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c
index 1eb58244688e..9c37d9af3023 100644
--- a/sound/hda/ext/hdac_ext_bus.c
+++ b/sound/hda/ext/hdac_ext_bus.c
@@ -89,7 +89,8 @@ static const struct hdac_io_ops hdac_ext_default_io = {
*/
int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
const struct hdac_bus_ops *ops,
- const struct hdac_io_ops *io_ops)
+ const struct hdac_io_ops *io_ops,
+ const struct hdac_ext_bus_ops *ext_ops)
{
int ret;
static int idx;
@@ -102,6 +103,7 @@ int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
if (ret < 0)
return ret;
+ bus->ext_ops = ext_ops;
INIT_LIST_HEAD(&bus->hlink_list);
bus->idx = idx++;
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 3a7f5eb4902b..00e051467a40 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -803,7 +803,7 @@ static int skl_create(struct pci_dev *pci,
}
bus = skl_to_bus(skl);
- snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, io_ops);
+ snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, io_ops, NULL);
bus->use_posbuf = 1;
skl->pci = pci;
INIT_WORK(&skl->probe_work, skl_probe_work);