1 files changed, 42 insertions, 0 deletions
diff --git a/video/out/drm_atomic.h b/video/out/drm_atomic.h
index 01246baf36..cd0252a767 100644
--- a/video/out/drm_atomic.h
+++ b/video/out/drm_atomic.h
@@ -19,11 +19,45 @@
 #define MP_DRMATOMIC_H
 
 #include <stdlib.h>
+#include <stdbool.h>
 #include <xf86drm.h>
 #include <xf86drmMode.h>
 
 #include "common/msg.h"
 
+struct drm_mode {
+    drmModeModeInfo mode;
+    uint32_t blob_id;
+};
+
+struct drm_atomic_plane_state {
+    uint64_t fb_id;
+    uint64_t crtc_id;
+    uint64_t src_x;
+    uint64_t src_y;
+    uint64_t src_w;
+    uint64_t src_h;
+    uint64_t crtc_x;
+    uint64_t crtc_y;
+    uint64_t crtc_w;
+    uint64_t crtc_h;
+    uint64_t zpos;
+};
+
+// Used to store the restore state for VT switching and uninit
+struct drm_atomic_state {
+    bool saved;
+    struct {
+        uint64_t crtc_id;
+    } connector;
+    struct {
+        struct drm_mode mode;
+        uint64_t active;
+    } crtc;
+    struct drm_atomic_plane_state osd_plane;
+    struct drm_atomic_plane_state video_plane;
+};
+
 struct drm_object {
     int fd;
     uint32_t id;
@@ -41,6 +75,8 @@ struct drm_atomic_context {
     struct drm_object *video_plane;
 
     drmModeAtomicReq *request;
+
+    struct drm_atomic_state old_state;
 };
 
 
@@ -56,4 +92,10 @@ struct drm_atomic_context *drm_atomic_create_context(struct mp_log *log, int fd,
 													 int osd_plane_id, int video_plane_id);
 void drm_atomic_destroy_context(struct drm_atomic_context *ctx);
 
+bool drm_atomic_save_old_state(struct drm_atomic_context *ctx);
+bool drm_atomic_restore_old_state(drmModeAtomicReq *request, struct drm_atomic_context *ctx);
+
+bool drm_mode_ensure_blob(int fd, struct drm_mode *mode);
+bool drm_mode_destroy_blob(int fd, struct drm_mode *mode);
+
 #endif // MP_DRMATOMIC_H