drm/vmwgfx: Use the new event init/free functions

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>
Link: http://patchwork.freedesktop.org/patch/msgid/1452548477-15905-5-git-send-email-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
index 8e689b4..eda93bf 100644 (file)
--- 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;
 }