drm/exynos: support drm_wait_vblank feature for VIDI

this patch adds drm_wait_vblank support to Virtual Display module
so user can use DRM_IOCT_WAIT_VBLANK ioctl with this patch.
for this, you should set _DRM_VBLANK_EXYNOS_VIDI flags to
vblwait->request.type

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h
index c20b00181530..0d1c503042d5 100644
--- a/include/drm/exynos_drm.h
+++ b/include/drm/exynos_drm.h
@@ -107,6 +107,16 @@ struct drm_exynos_vidi_connection {
         uint64_t edid;
 };
 
+/* Indicate Exynos specific vblank flags */
+enum e_drm_exynos_vblank {
+        /*
+         * this flags is used for Virtual Display module
+         * to use DRM_IOCTL_WAIT_VBLANK feature. for this,
+         * user should set this flag to vblwait->request.type
+         */
+        _DRM_VBLANK_EXYNOS_VIDI = 2,
+};
+
 /* memory type definitions. */
 enum e_drm_exynos_gem_mem_type {
         /* Physically Continuous memory and used as default. */