You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.2 KiB
87 lines
2.2 KiB
#include <wayland-server.h>
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <libinput.h>
|
|
#include <wlr/session.h>
|
|
#include <wlr/backend/interface.h>
|
|
#include <wlr/backend/drm.h>
|
|
#include <wlr/backend/libinput.h>
|
|
#include <wlr/backend/multi.h>
|
|
#include "backend/libinput.h"
|
|
#include "backend/udev.h"
|
|
#include "common/log.h"
|
|
|
|
struct wlr_backend *wlr_backend_create(const struct wlr_backend_impl *impl,
|
|
struct wlr_backend_state *state) {
|
|
struct wlr_backend *backend = calloc(1, sizeof(struct wlr_backend));
|
|
if (!backend) {
|
|
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));
|
|
return NULL;
|
|
}
|
|
backend->state = state;
|
|
backend->impl = impl;
|
|
wl_signal_init(&backend->events.input_add);
|
|
wl_signal_init(&backend->events.input_remove);
|
|
wl_signal_init(&backend->events.output_add);
|
|
wl_signal_init(&backend->events.output_remove);
|
|
return backend;
|
|
}
|
|
|
|
bool wlr_backend_init(struct wlr_backend *backend) {
|
|
return backend->impl->init(backend->state);
|
|
}
|
|
|
|
void wlr_backend_destroy(struct wlr_backend *backend) {
|
|
backend->impl->destroy(backend->state);
|
|
free(backend);
|
|
}
|
|
|
|
struct wlr_backend *wlr_backend_autocreate(struct wl_display *display,
|
|
struct wlr_session *session) {
|
|
// TODO: Choose the most appropriate backend for the situation
|
|
// Attempt DRM+libinput
|
|
struct wlr_udev *udev;
|
|
if (!(udev = wlr_udev_create(display))) {
|
|
wlr_log(L_ERROR, "Failed to start udev");
|
|
goto error;
|
|
}
|
|
int gpu = wlr_udev_find_gpu(udev, session);
|
|
if (gpu == -1) {
|
|
wlr_log(L_ERROR, "Failed to open DRM device");
|
|
goto error_udev;
|
|
}
|
|
struct wlr_backend *multi = wlr_multi_backend_create();
|
|
if (!multi) {
|
|
goto error_gpu;
|
|
}
|
|
struct wlr_backend *libinput =
|
|
wlr_libinput_backend_create(display, session, udev);
|
|
if (!libinput) {
|
|
goto error_multi;
|
|
}
|
|
struct wlr_backend *drm =
|
|
wlr_drm_backend_create(display, session, udev, gpu);
|
|
if (!drm) {
|
|
goto error_libinput;
|
|
}
|
|
wlr_multi_backend_add(multi, libinput);
|
|
wlr_multi_backend_add(multi, drm);
|
|
return multi;
|
|
error_libinput:
|
|
wlr_backend_destroy(libinput);
|
|
error_multi:
|
|
wlr_backend_destroy(multi);
|
|
error_gpu:
|
|
close(gpu);
|
|
error_udev:
|
|
wlr_udev_destroy(udev);
|
|
error:
|
|
return NULL;
|
|
}
|
|
|
|
struct libinput_device *wlr_libinput_get_device_handle(struct wlr_input_device *dev) {
|
|
return dev->state->handle;
|
|
}
|