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drm/virtio: use drm_poll(..) instead of virtio_gpu_poll(..) 

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

Fixes: cd7f5ca335 ("drm/virtio: implement context init: add virtio_gpu_fence_event")
Reported-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20211122232210.602-3-gurchetansingh@google.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gurchetan Singh 2021-11-22 15:22:10 -08:00 committed by Gerd Hoffmann
parent 7e78781df4
commit 42abd0043e
1 changed files with 1 additions and 41 deletions
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42
drivers/gpu/drm/virtio/virtgpu_drv.c
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@ -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 <airlied@redhat.com>");
MODULE_AUTHOR("Gerd Hoffmann <kraxel@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,