drm: add usb framework

This adds an initial framework to plug USB graphics devices
into the drm/kms subsystem.

I've started writing a displaylink driver using this interface.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/include/drm/drm_usb.h b/include/drm/drm_usb.h
new file mode 100644
index 000000000000..33506c11da8b
--- /dev/null
+++ b/include/drm/drm_usb.h
@@ -0,0 +1,15 @@
+#ifndef DRM_USB_H
+#define DRM_USB_H
+
+#include <drmP.h>
+
+#include <linux/usb.h>
+
+extern int drm_usb_init(struct drm_driver *driver, struct usb_driver *udriver);
+extern void drm_usb_exit(struct drm_driver *driver, struct usb_driver *udriver);
+
+int drm_get_usb_dev(struct usb_interface *interface,
+                    const struct usb_device_id *id,
+                    struct drm_driver *driver);
+
+#endif