1 files changed, 58 insertions, 0 deletions
diff --git a/include/backend/drm/drm.h b/include/backend/drm/drm.h
new file mode 100644
index 00000000..4b42aa68
--- /dev/null
+++ b/include/backend/drm/drm.h
@@ -0,0 +1,58 @@
+#ifndef DRM_H
+#define DRM_H
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <xf86drmMode.h>
+#include <EGL/egl.h>
+#include <gbm.h>
+
+#include "backend/egl.h"
+#include "backend.h"
+
+struct wlr_drm_renderer {
+	int fd;
+	struct gbm_device *gbm;
+	struct wlr_egl egl;
+};
+
+bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd);
+void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer);
+
+enum wlr_drm_output_state {
+	DRM_OUTPUT_DISCONNECTED,
+	DRM_OUTPUT_NEEDS_MODESET,
+	DRM_OUTPUT_CONNECTED,
+};
+
+struct wlr_output_mode_state {
+	struct wlr_wl_output_mode *wlr_mode;
+	drmModeModeInfo mode;
+};
+
+struct wlr_output_state {
+	struct wlr_output *wlr_output;
+	enum wlr_drm_output_state state;
+	uint32_t connector;
+	char name[16];
+
+	uint32_t width;
+	uint32_t height;
+
+	uint32_t crtc;
+	drmModeCrtc *old_crtc;
+
+	struct wlr_drm_renderer *renderer;
+	struct gbm_surface *gbm;
+	EGLSurface *egl;
+
+	bool pageflip_pending;
+	bool cleanup;
+};
+
+void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore);
+
+void wlr_drm_scan_connectors(struct wlr_backend_state *state);
+int wlr_drm_event(int fd, uint32_t mask, void *data);
+
+#endif