Split DRM internal interface to its own header

1 files changed, 35 insertions, 0 deletions

diff --git a/include/backend/drm/iface.h b/include/backend/drm/iface.h
new file mode 100644
index 00000000..cf77f4d4
--- /dev/null
+++ b/include/backend/drm/iface.h
@@ -0,0 +1,35 @@
+#ifndef BACKEND_DRM_IFACE_H
+#define BACKEND_DRM_IFACE_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include <gbm.h>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+struct wlr_drm_backend;
+struct wlr_drm_output;
+struct wlr_drm_crtc;
+
+// Used to provide atomic or legacy DRM functions
+struct wlr_drm_interface {
+	// Enable or disable DPMS for output
+	void (*conn_enable)(struct wlr_drm_backend *backend,
+			struct wlr_drm_output *output, bool enable);
+	// Pageflip on crtc. If mode is non-NULL perform a full modeset using it.
+	bool (*crtc_pageflip)(struct wlr_drm_backend *backend,
+			struct wlr_drm_output *output, struct wlr_drm_crtc *crtc,
+			uint32_t fb_id, drmModeModeInfo *mode);
+	// Enable the cursor buffer on crtc. Set bo to NULL to disable
+	bool (*crtc_set_cursor)(struct wlr_drm_backend *backend,
+			struct wlr_drm_crtc *crtc, struct gbm_bo *bo);
+	// Move the cursor on crtc
+	bool (*crtc_move_cursor)(struct wlr_drm_backend *backend,
+			struct wlr_drm_crtc *crtc, int x, int y);
+};
+
+extern const struct wlr_drm_interface iface_atomic;
+extern const struct wlr_drm_interface iface_legacy;
+
+#endif