Linux-libre 4.2-gnu

1 files changed, 36 insertions, 2 deletions

diff --git a/include/linux/mei_cl_bus.h b/include/linux/mei_cl_bus.h
index 0819d36a3..a16b1f9c1 100644
--- a/include/linux/mei_cl_bus.h
+++ b/include/linux/mei_cl_bus.h
@@ -7,6 +7,42 @@
 
 struct mei_cl_device;
 
+typedef void (*mei_cl_event_cb_t)(struct mei_cl_device *device,
+			       u32 events, void *context);
+
+/**
+ * struct mei_cl_device - MEI device handle
+ * An mei_cl_device pointer is returned from mei_add_device()
+ * and links MEI bus clients to their actual ME host client pointer.
+ * Drivers for MEI devices will get an mei_cl_device pointer
+ * when being probed and shall use it for doing ME bus I/O.
+ *
+ * @dev: linux driver model device pointer
+ * @me_cl: me client
+ * @cl: mei client
+ * @name: device name
+ * @event_work: async work to execute event callback
+ * @event_cb: Drivers register this callback to get asynchronous ME
+ *	events (e.g. Rx buffer pending) notifications.
+ * @event_context: event callback run context
+ * @events: Events bitmask sent to the driver.
+ * @priv_data: client private data
+ */
+struct mei_cl_device {
+	struct device dev;
+
+	struct mei_me_client *me_cl;
+	struct mei_cl *cl;
+	char name[MEI_CL_NAME_SIZE];
+
+	struct work_struct event_work;
+	mei_cl_event_cb_t event_cb;
+	void *event_context;
+	unsigned long events;
+
+	void *priv_data;
+};
+
 struct mei_cl_driver {
 	struct device_driver driver;
 	const char *name;
@@ -28,8 +64,6 @@ void mei_cl_driver_unregister(struct mei_cl_driver *driver);
 ssize_t mei_cl_send(struct mei_cl_device *device, u8 *buf, size_t length);
 ssize_t  mei_cl_recv(struct mei_cl_device *device, u8 *buf, size_t length);
 
-typedef void (*mei_cl_event_cb_t)(struct mei_cl_device *device,
-			       u32 events, void *context);
 int mei_cl_register_event_cb(struct mei_cl_device *device,
 			  mei_cl_event_cb_t read_cb, void *context);