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Scott Anderson 2017-05-14 01:12:47 +12:00
parent c88f252580
commit 058b8bdf27
10 changed files with 133 additions and 13 deletions
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32
backend/drm/backend.c
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@ -37,6 +37,29 @@ static struct wlr_backend_impl backend_impl = {
.destroy = wlr_drm_backend_destroy
};
static void device_paused(struct wl_listener *listener, void *data) {
struct wlr_backend_state *backend = wl_container_of(listener, backend, device_paused);
// TODO: Actually pause the renderer or something.
// We currently just expect it to fail its next pageflip.
(void)backend;
}
static void device_resumed(struct wl_listener *listener, void *data) {
struct wlr_backend_state *drm = wl_container_of(listener, drm, device_paused);
int *new_fd = data;
close(drm->fd);
drm->fd = *new_fd;
drm->renderer.fd = *new_fd;
for (size_t i = 0; i < drm->outputs->length; ++i) {
struct wlr_output_state *output = drm->outputs->items[i];
wlr_drm_output_draw_blank(output);
}
}
struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
struct wlr_session *session) {
struct wlr_backend_state *state = calloc(1, sizeof(struct wlr_backend_state));
@ -79,6 +102,15 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
goto error_fd;
}
wl_list_init(&state->device_paused.link);
wl_list_init(&state->device_paused.link);
state->device_paused.notify = device_paused;
state->device_resumed.notify = device_resumed;
wl_signal_add(&session->device_paused, &state->device_paused);
wl_signal_add(&session->device_resumed, &state->device_resumed);
// TODO: what is the difference between the per-output renderer and this
// one?
if (!wlr_drm_renderer_init(&state->renderer, state->fd)) {