mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-12-29 12:59:49 +01:00
92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/*
|
|
* 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_BACKEND_DRM_H
|
|
#define WLR_BACKEND_DRM_H
|
|
|
|
#include <wayland-server-core.h>
|
|
#include <wlr/backend.h>
|
|
#include <wlr/backend/session.h>
|
|
#include <wlr/types/wlr_output.h>
|
|
|
|
struct wlr_drm_backend;
|
|
|
|
struct wlr_drm_lease {
|
|
int fd;
|
|
uint32_t lessee_id;
|
|
struct wlr_drm_backend *backend;
|
|
|
|
struct {
|
|
struct wl_signal destroy;
|
|
} events;
|
|
|
|
void *data;
|
|
};
|
|
|
|
/**
|
|
* Creates a DRM backend using the specified GPU file descriptor (typically from
|
|
* a device node in /dev/dri).
|
|
*
|
|
* To slave this to another DRM backend, pass it as the parent (which _must_ be
|
|
* a DRM backend, other kinds of backends raise SIGABRT).
|
|
*/
|
|
struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
|
|
struct wlr_session *session, struct wlr_device *dev,
|
|
struct wlr_backend *parent);
|
|
|
|
bool wlr_backend_is_drm(struct wlr_backend *backend);
|
|
bool wlr_output_is_drm(struct wlr_output *output);
|
|
|
|
/**
|
|
* Get the KMS connector object ID.
|
|
*/
|
|
uint32_t wlr_drm_connector_get_id(struct wlr_output *output);
|
|
|
|
/**
|
|
* Tries to open non-master DRM FD. The compositor must not call drmSetMaster()
|
|
* on the returned FD.
|
|
*
|
|
* Returns a valid opened DRM FD, or -1 on error.
|
|
*/
|
|
int wlr_drm_backend_get_non_master_fd(struct wlr_backend *backend);
|
|
|
|
/**
|
|
* Leases the given outputs to the caller. The outputs must be from the
|
|
* associated DRM backend.
|
|
*
|
|
* Returns NULL on error.
|
|
*/
|
|
struct wlr_drm_lease *wlr_drm_create_lease(struct wlr_output **outputs,
|
|
size_t n_outputs, int *lease_fd);
|
|
|
|
/**
|
|
* Terminates and destroys a given lease.
|
|
*
|
|
* The outputs will be owned again by the backend.
|
|
*/
|
|
void wlr_drm_lease_terminate(struct wlr_drm_lease *lease);
|
|
|
|
/**
|
|
* Add mode to the list of available modes.
|
|
*/
|
|
typedef struct _drmModeModeInfo drmModeModeInfo;
|
|
struct wlr_output_mode *wlr_drm_connector_add_mode(struct wlr_output *output,
|
|
const drmModeModeInfo *mode);
|
|
|
|
/**
|
|
* Get the connector's panel orientation.
|
|
*
|
|
* On some devices the panel is mounted in the casing in such a way that the
|
|
* top side of the panel does not match with the top side of the device. This
|
|
* function returns the output transform which needs to be applied to compensate
|
|
* for this.
|
|
*/
|
|
enum wl_output_transform wlr_drm_connector_get_panel_orientation(
|
|
struct wlr_output *output);
|
|
|
|
#endif
|