diff options
| -rw-r--r-- | drivers/dma-buf/sw_sync.c | 138 |
1 files changed, 69 insertions, 69 deletions
diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c index af1bc84802e5..ef0cc08f5dfb 100644 --- a/drivers/dma-buf/sw_sync.c +++ b/drivers/dma-buf/sw_sync.c @@ -125,6 +125,75 @@ static void sync_timeline_put(struct sync_timeline *obj) kref_put(&obj->kref, sync_timeline_free); } +static const char *timeline_fence_get_driver_name(struct dma_fence *fence) +{ + return "sw_sync"; +} + +static const char *timeline_fence_get_timeline_name(struct dma_fence *fence) +{ + struct sync_timeline *parent = dma_fence_parent(fence); + + return parent->name; +} + +static void timeline_fence_release(struct dma_fence *fence) +{ + struct sync_pt *pt = dma_fence_to_sync_pt(fence); + struct sync_timeline *parent = dma_fence_parent(fence); + + if (!list_empty(&pt->link)) { + unsigned long flags; + + spin_lock_irqsave(fence->lock, flags); + if (!list_empty(&pt->link)) { + list_del(&pt->link); + rb_erase(&pt->node, &parent->pt_tree); + } + spin_unlock_irqrestore(fence->lock, flags); + } + + sync_timeline_put(parent); + dma_fence_free(fence); +} + +static bool timeline_fence_signaled(struct dma_fence *fence) +{ + struct sync_timeline *parent = dma_fence_parent(fence); + + return !__dma_fence_is_later(fence->seqno, parent->value); +} + +static bool timeline_fence_enable_signaling(struct dma_fence *fence) +{ + return true; +} + +static void timeline_fence_value_str(struct dma_fence *fence, + char *str, int size) +{ + snprintf(str, size, "%d", fence->seqno); +} + +static void timeline_fence_timeline_value_str(struct dma_fence *fence, + char *str, int size) +{ + struct sync_timeline *parent = dma_fence_parent(fence); + + snprintf(str, size, "%d", parent->value); +} + +static const struct dma_fence_ops timeline_fence_ops = { + .get_driver_name = timeline_fence_get_driver_name, + .get_timeline_name = timeline_fence_get_timeline_name, + .enable_signaling = timeline_fence_enable_signaling, + .signaled = timeline_fence_signaled, + .wait = dma_fence_default_wait, + .release = timeline_fence_release, + .fence_value_str = timeline_fence_value_str, + .timeline_value_str = timeline_fence_timeline_value_str, +}; + /** * sync_timeline_signal() - signal a status change on a sync_timeline * @obj: sync_timeline to signal @@ -216,75 +285,6 @@ unlock: return pt; } -static const char *timeline_fence_get_driver_name(struct dma_fence *fence) -{ - return "sw_sync"; -} - -static const char *timeline_fence_get_timeline_name(struct dma_fence *fence) -{ - struct sync_timeline *parent = dma_fence_parent(fence); - - return parent->name; -} - -static void timeline_fence_release(struct dma_fence *fence) -{ - struct sync_pt *pt = dma_fence_to_sync_pt(fence); - struct sync_timeline *parent = dma_fence_parent(fence); - - if (!list_empty(&pt->link)) { - unsigned long flags; - - spin_lock_irqsave(fence->lock, flags); - if (!list_empty(&pt->link)) { - list_del(&pt->link); - rb_erase(&pt->node, &parent->pt_tree); - } - spin_unlock_irqrestore(fence->lock, flags); - } - - sync_timeline_put(parent); - dma_fence_free(fence); -} - -static bool timeline_fence_signaled(struct dma_fence *fence) -{ - struct sync_timeline *parent = dma_fence_parent(fence); - - return !__dma_fence_is_later(fence->seqno, parent->value); -} - -static bool timeline_fence_enable_signaling(struct dma_fence *fence) -{ - return true; -} - -static void timeline_fence_value_str(struct dma_fence *fence, - char *str, int size) -{ - snprintf(str, size, "%d", fence->seqno); -} - -static void timeline_fence_timeline_value_str(struct dma_fence *fence, - char *str, int size) -{ - struct sync_timeline *parent = dma_fence_parent(fence); - - snprintf(str, size, "%d", parent->value); -} - -static const struct dma_fence_ops timeline_fence_ops = { - .get_driver_name = timeline_fence_get_driver_name, - .get_timeline_name = timeline_fence_get_timeline_name, - .enable_signaling = timeline_fence_enable_signaling, - .signaled = timeline_fence_signaled, - .wait = dma_fence_default_wait, - .release = timeline_fence_release, - .fence_value_str = timeline_fence_value_str, - .timeline_value_str = timeline_fence_timeline_value_str, -}; - /* * *WARNING* * |