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#ifndef BACKEND_DRM_IFACE_H
#define BACKEND_DRM_IFACE_H
#include <stdbool.h>
#include <stdint.h>
#include <pixman.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
struct wlr_drm_backend;
struct wlr_drm_connector;
struct wlr_drm_crtc;
struct wlr_drm_connector_state;
struct wlr_drm_fb;
struct wlr_drm_page_flip;
// Used to provide atomic or legacy DRM functions
struct wlr_drm_interface {
bool (*init)(struct wlr_drm_backend *drm);
void (*finish)(struct wlr_drm_backend *drm);
// Commit all pending changes on a CRTC.
bool (*crtc_commit)(struct wlr_drm_connector *conn,
const struct wlr_drm_connector_state *state,
struct wlr_drm_page_flip *page_flip, uint32_t flags, bool test_only);
};
extern const struct wlr_drm_interface atomic_iface;
extern const struct wlr_drm_interface legacy_iface;
extern const struct wlr_drm_interface liftoff_iface;
bool drm_legacy_crtc_set_gamma(struct wlr_drm_backend *drm,
struct wlr_drm_crtc *crtc, size_t size, uint16_t *lut);
bool create_mode_blob(struct wlr_drm_connector *conn,
const struct wlr_drm_connector_state *state, uint32_t *blob_id);
bool create_gamma_lut_blob(struct wlr_drm_backend *drm,
size_t size, const uint16_t *lut, uint32_t *blob_id);
bool create_fb_damage_clips_blob(struct wlr_drm_backend *drm,
int width, int height, const pixman_region32_t *damage, uint32_t *blob_id);
#endif
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