mei: bus: export uuid and protocol version to mei_cl bus drivers

Export the uuid and the protocol version of the underlying me client
for me client bus drivers usage.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 38bc4380ad0886705cf29f2466e22d978ca477b5..53525ca50337c7ec8f599d5f03c3f6b2bac5c369 100644 (file)
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -341,6 +341,32 @@ void mei_cl_set_drvdata(struct mei_cl_device *cldev, void *data)
 }
 EXPORT_SYMBOL_GPL(mei_cl_set_drvdata);
 
+/**
+ * mei_cldev_uuid - return uuid of the underlying me client
+ *
+ * @cldev: mei client device
+ *
+ * Return: me client uuid
+ */
+const uuid_le *mei_cldev_uuid(const struct mei_cl_device *cldev)
+{
+       return mei_me_cl_uuid(cldev->me_cl);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_uuid);
+
+/**
+ * mei_cldev_ver - return protocol version of the underlying me client
+ *
+ * @cldev: mei client device
+ *
+ * Return: me client protocol version
+ */
+u8 mei_cldev_ver(const struct mei_cl_device *cldev)
+{
+       return mei_me_cl_ver(cldev->me_cl);
+}
+EXPORT_SYMBOL_GPL(mei_cldev_ver);
+
 /**
  * mei_cl_enable_device - enable me client device
  *     create connection with me client

diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h
index 0962b2ca628a932e4d2c1a84f43205fd5ddf34d5..9834f832b098ed01bccb105baaf8a9b1adb5a4eb 100644 (file)
--- a/include/linux/mei_cl_bus.h
+++ b/include/linux/mei_cl_bus.h
@@ -85,6 +85,9 @@ int mei_cl_register_event_cb(struct mei_cl_device *device,
 #define MEI_CL_EVENT_TX 1
 #define MEI_CL_EVENT_NOTIF 2
 
+const uuid_le *mei_cldev_uuid(const struct mei_cl_device *cldev);
+u8 mei_cldev_ver(const struct mei_cl_device *cldev);
+
 void *mei_cl_get_drvdata(const struct mei_cl_device *device);
 void mei_cl_set_drvdata(struct mei_cl_device *device, void *data);