Add error checking to DRM legacy

This commit is contained in:
Scott Anderson 2017-09-24 12:19:49 +13:00
parent 419400ae00
commit c8c5aedaa2
1 changed files with 9 additions and 3 deletions

View File

@ -9,11 +9,17 @@ static bool legacy_crtc_pageflip(struct wlr_drm_backend *backend,
struct wlr_drm_output *output, struct wlr_drm_crtc *crtc,
uint32_t fb_id, drmModeModeInfo *mode) {
if (mode) {
drmModeSetCrtc(backend->fd, crtc->id, fb_id, 0, 0,
&output->connector, 1, mode);
if (drmModeSetCrtc(backend->fd, crtc->id, fb_id, 0, 0,
&output->connector, 1, mode)) {
wlr_log_errno(L_ERROR, "%s: Failed to set CRTC", output->output.name);
return false;
}
}
drmModePageFlip(backend->fd, crtc->id, fb_id, DRM_MODE_PAGE_FLIP_EVENT, output);
if (drmModePageFlip(backend->fd, crtc->id, fb_id, DRM_MODE_PAGE_FLIP_EVENT, output)) {
wlr_log_errno(L_ERROR, "%s: Failed to page flip", output->output.name);
return false;
}
return true;
}