Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph...

[platform/kernel/linux-arm64.git] / include / media / v4l2-device.h

diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h
index d61febf..c9b1593 100644 (file)
--- a/include/media/v4l2-device.h
+++ b/include/media/v4l2-device.h
@@ -190,4 +190,17 @@ v4l2_device_register_subdev_nodes(struct v4l2_device *v4l2_dev);
                        ##args);                                        \
 })
 
+#define v4l2_device_has_op(v4l2_dev, o, f)                             \
+({                                                                     \
+       struct v4l2_subdev *__sd;                                       \
+       bool __result = false;                                          \
+       list_for_each_entry(__sd, &(v4l2_dev)->subdevs, list) {         \
+               if (v4l2_subdev_has_op(__sd, o, f)) {                   \
+                       __result = true;                                \
+                       break;                                          \
+               }                                                       \
+       }                                                               \
+       __result;                                                       \
+})
+
 #endif