diff --git a/drivers/staging/media/tegra-video/vi.h b/drivers/staging/media/tegra-video/vi.h
index a68e2c02c7b0..5396bf53ab75 100644
--- a/drivers/staging/media/tegra-video/vi.h
+++ b/drivers/staging/media/tegra-video/vi.h
@@ -260,11 +260,11 @@ enum tegra_image_dt {
 /**
  * struct tegra_video_format - Tegra video format description
  *
- * @img_dt: image data type
- * @bit_width: format width in bits per component
+ * @img_dt: MIPI CSI-2 data type (for CSI-2 only)
+ * @bit_width: format width in bits per component (for CSI/Tegra210 only)
  * @code: media bus format code
  * @bpp: bytes per pixel (when stored in memory)
- * @img_fmt: image format
+ * @img_fmt: image format (for CSI/Tegra210 only)
  * @fourcc: V4L2 pixel format FCC identifier
  */
 struct tegra_video_format {