wlroots/include/backend/drm.h

186 lines
4.0 KiB
C
Raw Normal View History

#ifndef DRM_BACKEND_H
#define DRM_BACKEND_H
2017-05-01 03:20:48 +00:00
#include <stdbool.h>
#include <stddef.h>
2017-05-01 03:20:48 +00:00
#include <stdint.h>
#include <wayland-server.h>
2017-05-01 03:20:48 +00:00
#include <xf86drmMode.h>
#include <EGL/egl.h>
#include <libudev.h>
2017-05-01 03:20:48 +00:00
#include <gbm.h>
2017-07-11 07:18:34 +00:00
#include <wlr/backend/session.h>
#include <wlr/backend/drm.h>
2017-08-11 02:15:37 +00:00
#include <wlr/egl.h>
2017-06-21 16:10:07 +00:00
#include <wlr/util/list.h>
2017-07-20 08:51:59 +00:00
#include <backend/udev.h>
#include "drm-properties.h"
struct wlr_drm_plane {
uint32_t type;
uint32_t id;
uint32_t possible_crtcs;
uint32_t width, height;
struct gbm_surface *gbm;
EGLSurface egl;
struct gbm_bo *front;
struct gbm_bo *back;
2017-08-06 09:38:40 +00:00
// Only used by cursor
float matrix[16];
struct wlr_renderer *wlr_rend;
struct wlr_texture *wlr_tex;
2017-08-07 09:07:42 +00:00
struct gbm_bo *cursor_bo;
2017-08-06 09:38:40 +00:00
2017-07-20 08:51:59 +00:00
union wlr_drm_plane_props props;
};
struct wlr_drm_crtc {
uint32_t id;
2017-08-09 08:43:01 +00:00
uint32_t mode_id; // atomic modesetting only
drmModeAtomicReq *atomic;
2017-07-30 22:04:34 +00:00
union {
struct {
struct wlr_drm_plane *overlay;
struct wlr_drm_plane *primary;
struct wlr_drm_plane *cursor;
};
struct wlr_drm_plane *planes[3];
};
2017-07-29 10:14:29 +00:00
2017-07-20 08:51:59 +00:00
union wlr_drm_crtc_props props;
2017-07-20 11:26:53 +00:00
struct wl_list connectors;
};
struct wlr_drm_connector {
struct wlr_output *base;
uint32_t id;
struct wlr_drm_crtc *crtc;
union wlr_drm_connector_props props;
struct wl_list link;
2017-07-20 08:51:59 +00:00
};
2017-05-03 05:17:14 +00:00
2017-05-01 05:49:18 +00:00
struct wlr_drm_renderer {
int fd;
struct gbm_device *gbm;
2017-05-03 05:17:14 +00:00
struct wlr_egl egl;
2017-05-01 03:20:48 +00:00
};
2017-05-03 09:28:44 +00:00
bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd);
2017-05-01 05:49:18 +00:00
void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer);
2017-05-01 03:20:48 +00:00
2017-08-09 08:43:01 +00:00
struct wlr_drm_interface;
struct wlr_backend_state {
2017-07-20 11:26:53 +00:00
struct wlr_backend *base;
2017-08-09 08:43:01 +00:00
const struct wlr_drm_interface *iface;
2017-07-20 11:26:53 +00:00
int fd;
dev_t dev;
2017-07-20 08:51:59 +00:00
size_t num_crtcs;
struct wlr_drm_crtc *crtcs;
size_t num_planes;
struct wlr_drm_plane *planes;
2017-07-30 22:04:34 +00:00
union {
struct {
size_t num_overlay_planes;
size_t num_primary_planes;
size_t num_cursor_planes;
};
size_t num_type_planes[3];
};
union {
struct {
struct wlr_drm_plane *overlay_planes;
struct wlr_drm_plane *primary_planes;
struct wlr_drm_plane *cursor_planes;
};
struct wlr_drm_plane *type_planes[3];
};
2017-07-20 08:51:59 +00:00
2017-06-22 18:26:02 +00:00
struct wl_display *display;
struct wl_event_source *drm_event;
struct wl_listener session_signal;
struct wl_listener drm_invalidated;
uint32_t taken_crtcs;
list_t *outputs;
struct wlr_drm_renderer renderer;
struct wlr_session *session;
struct wlr_udev *udev;
};
enum wlr_drm_output_state {
2017-07-20 11:26:53 +00:00
WLR_DRM_OUTPUT_DISCONNECTED,
WLR_DRM_OUTPUT_NEEDS_MODESET,
WLR_DRM_OUTPUT_CONNECTED,
2017-05-01 05:49:18 +00:00
};
2017-05-07 16:26:48 +00:00
struct wlr_output_mode_state {
struct wlr_wl_output_mode *wlr_mode;
drmModeModeInfo mode;
};
struct wlr_output_state {
2017-07-20 11:26:53 +00:00
struct wlr_output *base;
enum wlr_drm_output_state state;
2017-05-01 03:20:48 +00:00
uint32_t connector;
2017-08-05 05:27:59 +00:00
struct wlr_drm_crtc *crtc;
2017-07-29 10:14:29 +00:00
uint32_t possible_crtc;
2017-07-20 11:26:53 +00:00
union wlr_drm_connector_props props;
2017-05-13 08:37:15 +00:00
2017-05-01 03:20:48 +00:00
uint32_t width;
uint32_t height;
drmModeCrtc *old_crtc;
2017-05-01 05:49:18 +00:00
struct wlr_drm_renderer *renderer;
2017-05-01 03:20:48 +00:00
bool pageflip_pending;
};
2017-08-09 08:43:01 +00:00
// Used to provide atomic or legacy DRM functions
struct wlr_drm_interface {
// Enable or disable DPMS for output
void (*conn_enable)(struct wlr_backend_state *drm, struct wlr_output_state *output,
bool enable);
// Pageflip on crtc. If mode is non-NULL perform a full modeset using it.
bool (*crtc_pageflip)(struct wlr_backend_state *drm, struct wlr_output_state *output,
struct wlr_drm_crtc *crtc, uint32_t fb_id, drmModeModeInfo *mode);
// Enable the cursor buffer on crtc. Set bo to NULL to disable
bool (*crtc_set_cursor)(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc,
struct gbm_bo *bo);
// Move the cursor on crtc
bool (*crtc_move_cursor)(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc,
int x, int y);
};
2017-08-05 06:15:39 +00:00
bool wlr_drm_check_features(struct wlr_backend_state *drm);
bool wlr_drm_resources_init(struct wlr_backend_state *drm);
2017-08-05 07:49:34 +00:00
void wlr_drm_resources_free(struct wlr_backend_state *drm);
2017-05-07 16:26:48 +00:00
void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore);
2017-05-01 03:20:48 +00:00
2017-05-07 14:00:23 +00:00
void wlr_drm_scan_connectors(struct wlr_backend_state *state);
2017-05-03 09:28:44 +00:00
int wlr_drm_event(int fd, uint32_t mask, void *data);
2017-05-01 03:20:48 +00:00
void wlr_drm_output_start_renderer(struct wlr_output_state *output);
2017-05-13 13:12:47 +00:00
2017-05-01 03:20:48 +00:00
#endif