wlroots/include/backend/drm/drm.h

70 lines
1.5 KiB
C

#ifndef DRM_H
#define DRM_H
#include <stdbool.h>
#include <stdint.h>
#include <xf86drmMode.h>
#include <EGL/egl.h>
#include <gbm.h>
struct wlr_drm_renderer {
int fd;
// Currently here so that rendering has access to the event queue.
// Ideally this is will be removed later once the way events are
// handled is changed.
struct wlr_drm_backend *backend;
struct gbm_device *gbm;
struct {
EGLDisplay disp;
EGLConfig conf;
EGLContext context;
} egl;
};
bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer,
struct wlr_drm_backend *backend, int fd);
void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer);
enum wlr_drm_display_state {
DRM_DISP_INVALID,
DRM_DISP_DISCONNECTED,
DRM_DISP_NEEDS_MODESET,
DRM_DISP_CONNECTED,
};
struct wlr_drm_display {
enum wlr_drm_display_state state;
uint32_t connector;
char name[16];
size_t num_modes;
drmModeModeInfo *modes;
drmModeModeInfo *active_mode;
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;
};
bool wlr_drm_display_modeset(struct wlr_drm_display *disp, const char *str);
void wlr_drm_display_free(struct wlr_drm_display *disp, bool restore);
void wlr_drm_display_begin(struct wlr_drm_display *disp);
void wlr_drm_display_end(struct wlr_drm_display *disp);
void wlr_drm_scan_connectors(struct wlr_drm_backend *backend);
void wlr_drm_event(int fd);
#endif