gpu: host1x: Expose syncpt and channel functionality

Expose the buffer objects, syncpoint and channel functionality in the
public public header so that drivers can use them.

Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/gpu/host1x/drm/gem.h b/drivers/gpu/host1x/drm/gem.h
index 492533a..2b54f14 100644
--- a/drivers/gpu/host1x/drm/gem.h
+++ b/drivers/gpu/host1x/drm/gem.h
@@ -19,11 +19,11 @@
 #ifndef __HOST1X_GEM_H
 #define __HOST1X_GEM_H
 
+#include <linux/host1x.h>
+
 #include <drm/drm.h>
 #include <drm/drmP.h>
 
-#include "host1x_bo.h"
-
 struct tegra_bo {
 	struct drm_gem_object gem;
 	struct host1x_bo base;