wlroots-hyprland/include/backend/drm/iface.h
Simon Ser 4636f8c407 backend/drm: track pending atomic state in wlr_drm_connector_state
This centralizes logic common for both the atomic and libliftoff
backends. Additionally, a struct will make it easier to implement
multi-connector commits (since it can be stored in an array).
2024-03-14 22:03:10 +00:00

45 lines
1.5 KiB
C

#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,
struct wlr_drm_connector_state *state,
struct wlr_drm_page_flip *page_flip, uint32_t flags, bool test_only);
// Turn off everything
bool (*reset)(struct wlr_drm_backend *drm);
};
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_fb_damage_clips_blob(struct wlr_drm_backend *drm,
int width, int height, const pixman_region32_t *damage, uint32_t *blob_id);
bool drm_atomic_reset(struct wlr_drm_backend *drm);
bool drm_atomic_connector_prepare(struct wlr_drm_connector_state *state,
bool modeset);
void drm_atomic_connector_apply_commit(struct wlr_drm_connector_state *state);
void drm_atomic_connector_rollback_commit(struct wlr_drm_connector_state *state);
#endif