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linux-drm-syncobj-v1: new protocol implementation

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References: https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/90
This commit is contained in:
Simon Ser 2021-10-21 15:02:31 +02:00
parent d9bfb47648
commit 213bd88b4c
4 changed files with 517 additions and 0 deletions
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46
include/wlr/types/wlr_linux_drm_syncobj_v1.h Normal file
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/*
* This an unstable interface of wlroots. No guarantees are made regarding the
* future consistency of this API.
*/
#ifndef WLR_USE_UNSTABLE
#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
#endif
#ifndef WLR_TYPES_WLR_LINUX_DRM_SYNCOBJ_V1_H
#define WLR_TYPES_WLR_LINUX_DRM_SYNCOBJ_V1_H
#include <wayland-server-core.h>
#include <wlr/util/addon.h>
struct wlr_linux_drm_syncobj_surface_v1_state {
struct wlr_drm_syncobj_timeline *acquire_timeline;
uint64_t acquire_point;
struct wlr_drm_syncobj_timeline *release_timeline;
uint64_t release_point;
};
struct wlr_linux_drm_syncobj_manager_v1 {
struct wl_global *global;
// private state
int drm_fd;
struct wl_listener display_destroy;
};
/**
* Advertise explicit synchronization support to clients.
*
* The compositor must be prepared to handle fences coming from clients and to
* send release fences correctly. In particular, both the renderer and the
* backend need to support explicit synchronization.
*/
struct wlr_linux_drm_syncobj_manager_v1 *wlr_linux_drm_syncobj_manager_v1_create(
struct wl_display *display, uint32_t version, int drm_fd);
struct wlr_linux_drm_syncobj_surface_v1_state *wlr_linux_drm_syncobj_v1_get_surface_state(
struct wlr_surface *surface);
#endif