[PATCH 1/6] media: v4l2-subdev: stub v4l2_subdev_get_try_format()

[Lubomir Rintel]

Provide a dummy implementation when configured without
CONFIG_VIDEO_V4L2_SUBDEV_API to avoid ifdef dance in the drivers that can
be built either with or without the option.

Suggested-by: Jacopo Mondi <jacopo@xxxxxxxxxx>
Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>
---
 include/media/v4l2-subdev.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index 9102d6ca566e..906e28011bb4 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -967,6 +967,17 @@ static inline struct v4l2_rect
 		pad = 0;
 	return &cfg[pad].try_compose;
 }
+
+#else /* !defined(CONFIG_VIDEO_V4L2_SUBDEV_API) */
+
+static inline struct v4l2_mbus_framefmt
+*v4l2_subdev_get_try_format(struct v4l2_subdev *sd,
+			    struct v4l2_subdev_pad_config *cfg,
+			    unsigned int pad)
+{
+	return ERR_PTR(-ENOTTY);
+}
+
 #endif
 
 extern const struct v4l2_file_operations v4l2_subdev_fops;
-- 
2.19.1