2017-06-10 18:30:02 +02:00
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#ifndef DRM_BACKEND_H
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#define DRM_BACKEND_H
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2017-05-01 05:20:48 +02:00
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#include <stdbool.h>
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2017-06-10 18:30:02 +02:00
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#include <stddef.h>
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2017-05-01 05:20:48 +02:00
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#include <stdint.h>
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2017-06-10 18:30:02 +02:00
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#include <wayland-server.h>
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2017-05-01 05:20:48 +02:00
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#include <xf86drmMode.h>
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#include <EGL/egl.h>
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2017-06-10 18:30:02 +02:00
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#include <libudev.h>
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2017-05-01 05:20:48 +02:00
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#include <gbm.h>
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2017-07-11 09:18:34 +02:00
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#include <wlr/backend/session.h>
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2017-06-10 18:30:02 +02:00
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#include <wlr/backend/drm.h>
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2017-08-13 16:51:50 +02:00
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#include <wlr/types/wlr_output.h>
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2017-08-11 04:15:37 +02:00
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#include <wlr/egl.h>
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2017-06-21 18:10:07 +02:00
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#include <wlr/util/list.h>
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2017-06-10 18:30:02 +02:00
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2017-07-20 10:51:59 +02:00
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#include <backend/udev.h>
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#include "drm-properties.h"
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struct wlr_drm_plane {
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uint32_t type;
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uint32_t id;
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uint32_t possible_crtcs;
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uint32_t width, height;
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struct gbm_surface *gbm;
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EGLSurface egl;
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struct gbm_bo *front;
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struct gbm_bo *back;
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2017-08-06 11:38:40 +02:00
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// Only used by cursor
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float matrix[16];
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struct wlr_renderer *wlr_rend;
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2017-08-08 18:02:14 +02:00
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struct wlr_texture *wlr_tex;
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2017-08-07 11:07:42 +02:00
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struct gbm_bo *cursor_bo;
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2017-08-06 11:38:40 +02:00
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2017-07-20 10:51:59 +02:00
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union wlr_drm_plane_props props;
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};
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struct wlr_drm_crtc {
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uint32_t id;
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2017-08-09 10:43:01 +02:00
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uint32_t mode_id; // atomic modesetting only
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drmModeAtomicReq *atomic;
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2017-07-31 00:04:34 +02:00
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union {
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struct {
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struct wlr_drm_plane *overlay;
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struct wlr_drm_plane *primary;
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struct wlr_drm_plane *cursor;
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};
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struct wlr_drm_plane *planes[3];
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};
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2017-07-29 12:14:29 +02:00
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2017-07-20 10:51:59 +02:00
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union wlr_drm_crtc_props props;
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2017-07-20 13:26:53 +02:00
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struct wl_list connectors;
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};
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struct wlr_drm_connector {
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struct wlr_output *base;
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uint32_t id;
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struct wlr_drm_crtc *crtc;
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union wlr_drm_connector_props props;
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struct wl_list link;
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2017-07-20 10:51:59 +02:00
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};
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2017-05-03 07:17:14 +02:00
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2017-05-01 07:49:18 +02:00
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struct wlr_drm_renderer {
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int fd;
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struct gbm_device *gbm;
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2017-05-03 07:17:14 +02:00
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struct wlr_egl egl;
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2017-05-01 05:20:48 +02:00
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};
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2017-05-03 11:28:44 +02:00
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bool wlr_drm_renderer_init(struct wlr_drm_renderer *renderer, int fd);
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2017-05-01 07:49:18 +02:00
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void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer);
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2017-05-01 05:20:48 +02:00
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2017-08-09 10:43:01 +02:00
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struct wlr_drm_interface;
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2017-08-13 01:52:22 +02:00
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struct wlr_drm_backend {
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2017-08-12 17:43:36 +02:00
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struct wlr_backend backend;
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2017-08-09 10:43:01 +02:00
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const struct wlr_drm_interface *iface;
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2017-07-20 13:26:53 +02:00
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2017-06-10 18:30:02 +02:00
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int fd;
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dev_t dev;
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2017-07-20 10:51:59 +02:00
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size_t num_crtcs;
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struct wlr_drm_crtc *crtcs;
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size_t num_planes;
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struct wlr_drm_plane *planes;
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2017-07-31 00:04:34 +02:00
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union {
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struct {
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size_t num_overlay_planes;
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size_t num_primary_planes;
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size_t num_cursor_planes;
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};
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size_t num_type_planes[3];
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};
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union {
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struct {
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struct wlr_drm_plane *overlay_planes;
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struct wlr_drm_plane *primary_planes;
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struct wlr_drm_plane *cursor_planes;
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};
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struct wlr_drm_plane *type_planes[3];
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};
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2017-07-20 10:51:59 +02:00
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2017-06-22 20:26:02 +02:00
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struct wl_display *display;
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2017-06-10 18:30:02 +02:00
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struct wl_event_source *drm_event;
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2017-06-21 02:47:53 +02:00
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struct wl_listener session_signal;
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2017-06-10 18:30:02 +02:00
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struct wl_listener drm_invalidated;
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uint32_t taken_crtcs;
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list_t *outputs;
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struct wlr_drm_renderer renderer;
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struct wlr_session *session;
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struct wlr_udev *udev;
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};
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2017-05-03 07:49:03 +02:00
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enum wlr_drm_output_state {
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2017-07-20 13:26:53 +02:00
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WLR_DRM_OUTPUT_DISCONNECTED,
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WLR_DRM_OUTPUT_NEEDS_MODESET,
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WLR_DRM_OUTPUT_CONNECTED,
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2017-05-01 07:49:18 +02:00
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};
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2017-05-07 18:26:48 +02:00
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struct wlr_output_mode_state {
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struct wlr_wl_output_mode *wlr_mode;
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drmModeModeInfo mode;
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};
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2017-08-13 16:51:50 +02:00
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struct wlr_drm_output {
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struct wlr_output output;
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2017-05-03 07:49:03 +02:00
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enum wlr_drm_output_state state;
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2017-05-01 05:20:48 +02:00
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uint32_t connector;
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2017-08-05 07:27:59 +02:00
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struct wlr_drm_crtc *crtc;
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2017-07-29 12:14:29 +02:00
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uint32_t possible_crtc;
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2017-07-20 13:26:53 +02:00
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union wlr_drm_connector_props props;
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2017-05-13 10:37:15 +02:00
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2017-05-01 05:20:48 +02:00
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uint32_t width;
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uint32_t height;
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drmModeCrtc *old_crtc;
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2017-05-01 07:49:18 +02:00
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struct wlr_drm_renderer *renderer;
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2017-05-01 05:20:48 +02:00
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bool pageflip_pending;
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};
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2017-08-09 10:43:01 +02:00
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// Used to provide atomic or legacy DRM functions
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struct wlr_drm_interface {
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// Enable or disable DPMS for output
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2017-08-13 01:52:22 +02:00
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void (*conn_enable)(struct wlr_drm_backend *backend,
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2017-08-13 16:51:50 +02:00
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struct wlr_drm_output *output, bool enable);
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2017-08-09 10:43:01 +02:00
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// Pageflip on crtc. If mode is non-NULL perform a full modeset using it.
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2017-08-13 01:52:22 +02:00
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bool (*crtc_pageflip)(struct wlr_drm_backend *backend,
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2017-08-13 16:51:50 +02:00
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struct wlr_drm_output *output, struct wlr_drm_crtc *crtc,
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2017-08-13 01:52:22 +02:00
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uint32_t fb_id, drmModeModeInfo *mode);
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2017-08-09 10:43:01 +02:00
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// Enable the cursor buffer on crtc. Set bo to NULL to disable
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2017-08-13 01:52:22 +02:00
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bool (*crtc_set_cursor)(struct wlr_drm_backend *backend,
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struct wlr_drm_crtc *crtc, struct gbm_bo *bo);
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2017-08-09 10:43:01 +02:00
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// Move the cursor on crtc
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2017-08-13 01:52:22 +02:00
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bool (*crtc_move_cursor)(struct wlr_drm_backend *backend,
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struct wlr_drm_crtc *crtc, int x, int y);
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2017-08-09 10:43:01 +02:00
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};
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2017-08-13 01:52:22 +02:00
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bool wlr_drm_check_features(struct wlr_drm_backend *drm);
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bool wlr_drm_resources_init(struct wlr_drm_backend *drm);
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void wlr_drm_resources_free(struct wlr_drm_backend *drm);
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2017-08-13 16:51:50 +02:00
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void wlr_drm_output_cleanup(struct wlr_drm_output *output, bool restore);
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2017-05-01 05:20:48 +02:00
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2017-08-13 01:52:22 +02:00
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void wlr_drm_scan_connectors(struct wlr_drm_backend *state);
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2017-05-03 11:28:44 +02:00
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int wlr_drm_event(int fd, uint32_t mask, void *data);
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2017-05-01 05:20:48 +02:00
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2017-08-13 16:51:50 +02:00
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void wlr_drm_output_start_renderer(struct wlr_drm_output *output);
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2017-05-13 15:12:47 +02:00
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2017-05-01 05:20:48 +02:00
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#endif
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