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Udev event device matching

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This commit is contained in:
Scott Anderson 2017-06-03 15:47:33 +12:00
parent 40b85d992a
commit de44994dfc
4 changed files with 22 additions and 18 deletions
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23
backend/drm/backend.c
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@ -5,6 +5,7 @@
#include <errno.h>
#include <assert.h>
#include <wayland-server.h>
#include <xf86drm.h>
#include <sys/stat.h>
#include <wlr/session.h>
#include <wlr/types.h>
@ -30,7 +31,6 @@ static void wlr_drm_backend_destroy(struct wlr_backend_state *state) {
}
wlr_drm_renderer_free(&state->renderer);
wlr_session_close_file(state->session, state->fd);
wlr_session_finish(state->session);
wl_event_source_remove(state->drm_event);
free(state);
}
@ -73,14 +73,31 @@ static void device_resumed(struct wl_listener *listener, void *data) {
}
}
static void drm_invalidated(struct wl_listener *listener, void *state) {
static void drm_invalidated(struct wl_listener *listener, void *data) {
struct wlr_backend_state *drm = wl_container_of(listener, drm, drm_invalidated);
wlr_drm_scan_connectors(drm);
dev_t *dev = data;
if (drm->dev == *dev) {
char *name = drmGetDeviceNameFromFd2(drm->fd);
wlr_log(L_DEBUG, "%s invalidated", name);
free(name);
wlr_drm_scan_connectors(drm);
}
}
struct wlr_backend *wlr_drm_backend_create(struct wl_display *display,
struct wlr_session *session, struct wlr_udev *udev, int gpu_fd) {
assert(display && session && gpu_fd > 0);
char *name = drmGetDeviceNameFromFd2(gpu_fd);
drmVersion *version = drmGetVersion(gpu_fd);
wlr_log(L_INFO, "Initalizing DRM backend for %s (%s)", name, version->name);
free(name);
drmFreeVersion(version);
struct wlr_backend_state *state = calloc(1, sizeof(struct wlr_backend_state));
if (!state) {
wlr_log(L_ERROR, "Allocation failed: %s", strerror(errno));