Cc: Rob Clark <robdclark@gmail.com Cc: Thomas Hellstrom thellstrom@vmware.com Acked-by: Daniel Stone daniels@collabora.com Reviewed-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Daniel Vetter daniel.vetter@ffwll.ch --- drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 32 ++++++++------------------------ 1 file changed, 8 insertions(+), 24 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index 8e689b439890..eda93bf52a6e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -1025,38 +1025,26 @@ static int vmw_event_fence_action_create(struct drm_file *file_priv, struct vmw_event_fence_pending *event; struct vmw_fence_manager *fman = fman_from_fence(fence); struct drm_device *dev = fman->dev_priv->dev; - unsigned long irq_flags; int ret;
- spin_lock_irqsave(&dev->event_lock, irq_flags); - - ret = (file_priv->event_space < sizeof(event->event)) ? -EBUSY : 0; - if (likely(ret == 0)) - file_priv->event_space -= sizeof(event->event); - - spin_unlock_irqrestore(&dev->event_lock, irq_flags); - - if (unlikely(ret != 0)) { - DRM_ERROR("Failed to allocate event space for this file.\n"); - goto out_no_space; - } - - event = kzalloc(sizeof(*event), GFP_KERNEL); if (unlikely(event == NULL)) { DRM_ERROR("Failed to allocate an event.\n"); ret = -ENOMEM; - goto out_no_event; + goto out_no_space; }
event->event.base.type = DRM_VMW_EVENT_FENCE_SIGNALED; event->event.base.length = sizeof(*event); event->event.user_data = user_data;
- event->base.event = &event->event.base; - event->base.file_priv = file_priv; - event->base.destroy = (void (*) (struct drm_pending_event *)) kfree; + ret = drm_event_reserve_init(dev, file_priv, &event->base, &event->event.base);
+ if (unlikely(ret != 0)) { + DRM_ERROR("Failed to allocate event space for this file.\n"); + kfree(event); + goto out_no_space; + }
if (flags & DRM_VMW_FE_FLAG_REQ_TIME) ret = vmw_event_fence_action_queue(file_priv, fence, @@ -1076,11 +1064,7 @@ static int vmw_event_fence_action_create(struct drm_file *file_priv, return 0;
out_no_queue: - event->base.destroy(&event->base); -out_no_event: - spin_lock_irqsave(&dev->event_lock, irq_flags); - file_priv->event_space += sizeof(*event); - spin_unlock_irqrestore(&dev->event_lock, irq_flags); + drm_event_cancel_free(dev, &event->base); out_no_space: return ret; }