diff options
Diffstat (limited to 'src/drmmode_display.c')
| -rw-r--r-- | src/drmmode_display.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/drmmode_display.c b/src/drmmode_display.c index ae605eda..003fe51e 100644 --- a/src/drmmode_display.c +++ b/src/drmmode_display.c @@ -1754,6 +1754,14 @@ drmmode_output_set_tear_free(RADEONEntPtr pRADEONEnt, drmmode_output->tear_free = tear_free; if (crtc) { + drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private; + + /* Wait for pending flips before drmmode_set_mode_major calls + * drmmode_crtc_update_tear_free, to prevent a nested + * drmHandleEvent call, which would hang + */ + drmmode_crtc_wait_pending_event(drmmode_crtc, pRADEONEnt->fd, + drmmode_crtc->flip_pending); drmmode_set_mode_major(crtc, &crtc->mode, crtc->rotation, crtc->x, crtc->y); } |