drm: Add new flags for interlaced alternate fields

This patch adds two new framebuffer flags, so that application can
communicate alternate interlaced field information to DRM.

Signed-off-by: Satish Kumar Nagireddy <satish.nagireddy.nagireddy@xilinx.com>
Reviewed-by: Hyun Kwon <hyun.kwon@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index 54fc38c3c3f1dbd4cd65f188e5ce8f0d29cc194a..47f7cf00bc2d77a165657de768b5c3edcce224c9 100644 (file)
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -439,6 +439,8 @@ struct drm_mode_fb_cmd {
 
 #define DRM_MODE_FB_INTERLACED (1<<0) /* for interlaced framebuffers */
 #define DRM_MODE_FB_MODIFIERS  (1<<1) /* enables ->modifer[] */
+#define DRM_MODE_FB_ALTERNATE_TOP      (1<<2) /* for alternate top field */
+#define DRM_MODE_FB_ALTERNATE_BOTTOM   (1<<3) /* for alternate bottom field */
 
 struct drm_mode_fb_cmd2 {
        __u32 fb_id;