From: Gurchetan Singh <gurchetansi...@chromium.org>

With the use of dummy events, we can drop virtgpu specific
behavior.

Fixes: cd7f5ca33585 ("drm/virtio: implement context init: add 
virtio_gpu_fence_event")
Reported-by: Daniel Vetter <daniel.vet...@ffwll.ch>
Signed-off-by: Gurchetan Singh <gurchetansi...@chromium.org>
---
 drivers/gpu/drm/virtio/virtgpu_drv.c | 42 +---------------------------
 1 file changed, 1 insertion(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c 
b/drivers/gpu/drm/virtio/virtgpu_drv.c
index d86e1ad4a972..5072dbb0669a 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
@@ -157,36 +157,6 @@ static void virtio_gpu_config_changed(struct virtio_device 
*vdev)
        schedule_work(&vgdev->config_changed_work);
 }
 
-static __poll_t virtio_gpu_poll(struct file *filp,
-                               struct poll_table_struct *wait)
-{
-       struct drm_file *drm_file = filp->private_data;
-       struct virtio_gpu_fpriv *vfpriv = drm_file->driver_priv;
-       struct drm_device *dev = drm_file->minor->dev;
-       struct virtio_gpu_device *vgdev = dev->dev_private;
-       struct drm_pending_event *e = NULL;
-       __poll_t mask = 0;
-
-       if (!vgdev->has_virgl_3d || !vfpriv || !vfpriv->ring_idx_mask)
-               return drm_poll(filp, wait);
-
-       poll_wait(filp, &drm_file->event_wait, wait);
-
-       if (!list_empty(&drm_file->event_list)) {
-               spin_lock_irq(&dev->event_lock);
-               e = list_first_entry(&drm_file->event_list,
-                                    struct drm_pending_event, link);
-               drm_file->event_space += e->event->length;
-               list_del(&e->link);
-               spin_unlock_irq(&dev->event_lock);
-
-               kfree(e);
-               mask |= EPOLLIN | EPOLLRDNORM;
-       }
-
-       return mask;
-}
-
 static struct virtio_device_id id_table[] = {
        { VIRTIO_ID_GPU, VIRTIO_DEV_ANY_ID },
        { 0 },
@@ -226,17 +196,7 @@ MODULE_AUTHOR("Dave Airlie <airl...@redhat.com>");
 MODULE_AUTHOR("Gerd Hoffmann <kra...@redhat.com>");
 MODULE_AUTHOR("Alon Levy");
 
-static const struct file_operations virtio_gpu_driver_fops = {
-       .owner          = THIS_MODULE,
-       .open           = drm_open,
-       .release        = drm_release,
-       .unlocked_ioctl = drm_ioctl,
-       .compat_ioctl   = drm_compat_ioctl,
-       .poll           = virtio_gpu_poll,
-       .read           = drm_read,
-       .llseek         = noop_llseek,
-       .mmap           = drm_gem_mmap
-};
+DEFINE_DRM_GEM_FOPS(virtio_gpu_driver_fops);
 
 static const struct drm_driver driver = {
        .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_RENDER | 
DRIVER_ATOMIC,
-- 
2.34.0.rc2.393.gf8c9666880-goog

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