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backend/drm: destroy when parent is destroyed

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This commit is contained in:
Simon Ser 2020-12-27 15:26:04 +01:00
parent e804de923d
commit c49ea9ef4f
2 changed files with 15 additions and 1 deletions
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15
backend/drm/backend.c
View file

@ -50,6 +50,7 @@ static void backend_destroy(struct wlr_backend *backend) {
wl_list_remove(&drm->display_destroy.link); wl_list_remove(&drm->display_destroy.link);
wl_list_remove(&drm->session_destroy.link); wl_list_remove(&drm->session_destroy.link);
wl_list_remove(&drm->session_active.link); wl_list_remove(&drm->session_active.link);
wl_list_remove(&drm->parent_destroy.link);
wl_list_remove(&drm->dev_change.link); wl_list_remove(&drm->dev_change.link);
finish_drm_resources(drm); finish_drm_resources(drm);
@ -144,6 +145,12 @@ static void handle_display_destroy(struct wl_listener *listener, void *data) {
backend_destroy(&drm->backend); backend_destroy(&drm->backend);
} }
static void handle_parent_destroy(struct wl_listener *listener, void *data) {
struct wlr_drm_backend *drm =
wl_container_of(listener, drm, parent_destroy);
backend_destroy(&drm->backend);
}
struct wlr_backend *wlr_drm_backend_create(struct wl_display *display, struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
struct wlr_session *session, struct wlr_device *dev, struct wlr_session *session, struct wlr_device *dev,
struct wlr_backend *parent) { struct wlr_backend *parent) {
@ -169,16 +176,22 @@ struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
drm->dev = dev; drm->dev = dev;
drm->fd = dev->fd; drm->fd = dev->fd;
drm->name = name; drm->name = name;
if (parent != NULL) { if (parent != NULL) {
drm->parent = get_drm_backend_from_backend(parent); drm->parent = get_drm_backend_from_backend(parent);
drm->parent_destroy.notify = handle_parent_destroy;
wl_signal_add(&parent->events.destroy, &drm->parent_destroy);
} else {
wl_list_init(&drm->parent_destroy.link);
} }
drm->dev_change.notify = handle_dev_change; drm->dev_change.notify = handle_dev_change;
wl_signal_add(&dev->events.change, &drm->dev_change); wl_signal_add(&dev->events.change, &drm->dev_change);
drm->display = display; drm->display = display;
struct wl_event_loop *event_loop = wl_display_get_event_loop(display);
struct wl_event_loop *event_loop = wl_display_get_event_loop(display);
drm->drm_event = wl_event_loop_add_fd(event_loop, drm->fd, drm->drm_event = wl_event_loop_add_fd(event_loop, drm->fd,
WL_EVENT_READABLE, handle_drm_event, NULL); WL_EVENT_READABLE, handle_drm_event, NULL);
if (!drm->drm_event) { if (!drm->drm_event) {

1
include/backend/drm/drm.h
View file

@ -86,6 +86,7 @@ struct wlr_drm_backend {
struct wl_listener display_destroy; struct wl_listener display_destroy;
struct wl_listener session_destroy; struct wl_listener session_destroy;
struct wl_listener session_active; struct wl_listener session_active;
struct wl_listener parent_destroy;
struct wl_listener dev_change; struct wl_listener dev_change;
struct wl_list fbs; // wlr_drm_fb.link struct wl_list fbs; // wlr_drm_fb.link