Signed-off-by: Maarten Lankhorst maarten.lankhorst@linux.intel.com --- drivers/gpu/drm/drm_atomic_helper.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index bfb98fbd0e0e..05a22aeffbb0 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -2261,13 +2261,13 @@ EXPORT_SYMBOL(drm_atomic_helper_cleanup_planes); * * Returns: * - * Always returns 0, cannot fail yet. + * Returns 0 on success. Can return -ERESTARTSYS when @stall is true and the + * waiting for the previous commits has been interrupted. */ int drm_atomic_helper_swap_state(struct drm_atomic_state *state, bool stall) { - int i; - long ret; + int i, ret; struct drm_connector *connector; struct drm_connector_state *old_conn_state, *new_conn_state; struct drm_crtc *crtc; @@ -2290,12 +2290,11 @@ int drm_atomic_helper_swap_state(struct drm_atomic_state *state, if (!commit) continue;
- ret = wait_for_completion_timeout(&commit->hw_done, - 10*HZ); - if (ret == 0) - DRM_ERROR("[CRTC:%d:%s] hw_done timed out\n", - crtc->base.id, crtc->name); + ret = wait_for_completion_interruptible(&commit->hw_done); drm_crtc_commit_put(commit); + + if (ret) + return ret; } }