Merge tag 'ceph-for-4.11-rc1' of git://github.com/ceph/ceph-client

[linux-2.6-microblaze.git] / drivers / rpmsg / rpmsg_internal.h

diff --git a/drivers/rpmsg/rpmsg_internal.h b/drivers/rpmsg/rpmsg_internal.h
index 8075a20..0cf9c7e 100644 (file)
--- a/drivers/rpmsg/rpmsg_internal.h
+++ b/drivers/rpmsg/rpmsg_internal.h
@@ -21,6 +21,7 @@
 #define __RPMSG_INTERNAL_H__
 
 #include <linux/rpmsg.h>
+#include <linux/poll.h>
 
 #define to_rpmsg_device(d) container_of(d, struct rpmsg_device, dev)
 #define to_rpmsg_driver(d) container_of(d, struct rpmsg_driver, drv)
@@ -70,6 +71,8 @@ struct rpmsg_endpoint_ops {
        int (*trysendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
        int (*trysend_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
                             void *data, int len);
+       unsigned int (*poll)(struct rpmsg_endpoint *ept, struct file *filp,
+                            poll_table *wait);
 };
 
 int rpmsg_register_device(struct rpmsg_device *rpdev);
@@ -79,4 +82,19 @@ int rpmsg_unregister_device(struct device *parent,
 struct device *rpmsg_find_device(struct device *parent,
                                 struct rpmsg_channel_info *chinfo);
 
+/**
+ * rpmsg_chrdev_register_device() - register chrdev device based on rpdev
+ * @rpdev:     prepared rpdev to be used for creating endpoints
+ *
+ * This function wraps rpmsg_register_device() preparing the rpdev for use as
+ * basis for the rpmsg chrdev.
+ */
+static inline int rpmsg_chrdev_register_device(struct rpmsg_device *rpdev)
+{
+       strcpy(rpdev->id.name, "rpmsg_chrdev");
+       rpdev->driver_override = "rpmsg_chrdev";
+
+       return rpmsg_register_device(rpdev);
+}
+
 #endif