diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/timer/nv04.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/timer/nv04.c b/drivers/gpu/drm/nouveau/core/subdev/timer/nv04.c index 8e1bae4..9469b82 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/timer/nv04.c +++ b/drivers/gpu/drm/nouveau/core/subdev/timer/nv04.c @@ -96,11 +96,16 @@ nv04_timer_alarm(struct nouveau_timer *ptimer, u64 time, /* append new alarm to list, in soonest-alarm-first order */ spin_lock_irqsave(&priv->lock, flags); - list_for_each_entry(list, &priv->alarms, head) { - if (list->timestamp > alarm->timestamp) - break; + if (!time) { + if (!list_empty(&alarm->head)) + list_del(&alarm->head); + } else { + list_for_each_entry(list, &priv->alarms, head) { + if (list->timestamp > alarm->timestamp) + break; + } + list_add_tail(&alarm->head, &list->head); } - list_add_tail(&alarm->head, &list->head); spin_unlock_irqrestore(&priv->lock, flags); /* process pending alarms */ |