drm-common.h

#ifndef _DRM_COMMON_H
#define _DRM_COMMON_H

#include <xf86drm.h>
#include <xf86drmMode.h>

struct gbm;
struct egl;

struct plane {
	drmModePlane *plane;
	drmModeObjectProperties *props;
	drmModePropertyRes **props_info;
};

struct crtc {
	drmModeCrtc *crtc;
	drmModeObjectProperties *props;
	drmModePropertyRes **props_info;
};

struct connector {
	drmModeConnector *connector;
	drmModeObjectProperties *props;
	drmModePropertyRes **props_info;
};

struct drm {
	int fd;

	/* only used for atomic: */
	struct plane *plane;
	struct crtc *crtc;
	struct connector *connector;
	int crtc_index;
	int kms_in_fence_fd;
	int kms_out_fence_fd;

	drmModeModeInfo *mode;
	uint32_t crtc_id;
	uint32_t connector_id;

	int (*run)(const struct gbm *gbm, const struct egl *egl);
};

struct drm_fb {
	struct gbm_bo *bo;
	uint32_t fb_id;
};

struct drm_fb * drm_fb_get_from_bo(struct gbm_bo *bo);

int init_drm(struct drm *drm, const char *device);
const struct drm * init_drm_legacy(const char *device);

drmModeModeInfoPtr drm_generate_mode(int h_pixels, int v_lines, float freq);

#endif /* _DRM_COMMON_H */