For old userspace, initialization will still be implicit.
For backwards compatibility, enqueue virtio_gpu_cmd_context_create after the first 3D ioctl.
v3: staticify virtio_gpu_create_context remove notify to batch vm-exit
Signed-off-by: Gurchetan Singh gurchetansingh@chromium.org --- drivers/gpu/drm/virtio/virtgpu_drv.h | 2 -- drivers/gpu/drm/virtio/virtgpu_ioctl.c | 10 +++++++--- drivers/gpu/drm/virtio/virtgpu_kms.c | 1 - 3 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index 99d94a87c28b..b68ce046490f 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -216,8 +216,6 @@ struct virtio_gpu_fpriv { /* virtio_ioctl.c */ #define DRM_VIRTIO_NUM_IOCTLS 10 extern struct drm_ioctl_desc virtio_gpu_ioctls[DRM_VIRTIO_NUM_IOCTLS]; -void virtio_gpu_create_context(struct drm_device *dev, - struct drm_file *file);
/* virtio_kms.c */ int virtio_gpu_init(struct drm_device *dev); diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c index 82312664f2e4..835628e65f13 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c +++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c @@ -33,8 +33,8 @@
#include "virtgpu_drv.h"
-void virtio_gpu_create_context(struct drm_device *dev, - struct drm_file *file) +static void virtio_gpu_create_context(struct drm_device *dev, + struct drm_file *file) { struct virtio_gpu_device *vgdev = dev->dev_private; struct virtio_gpu_fpriv *vfpriv = file->driver_priv; @@ -51,7 +51,6 @@ void virtio_gpu_create_context(struct drm_device *dev, get_task_comm(dbgname, current); virtio_gpu_cmd_context_create(vgdev, vfpriv->ctx_id, strlen(dbgname), dbgname); - virtio_gpu_notify(vgdev); vfpriv->context_initiated = true;
out_unlock: @@ -99,6 +98,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data,
exbuf->fence_fd = -1;
+ virtio_gpu_create_context(dev, file); if (exbuf->flags & VIRTGPU_EXECBUF_FENCE_FD_IN) { struct dma_fence *in_fence;
@@ -250,6 +250,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, return -EINVAL; }
+ virtio_gpu_create_context(dev, file); params.format = rc->format; params.width = rc->width; params.height = rc->height; @@ -323,6 +324,7 @@ static int virtio_gpu_transfer_from_host_ioctl(struct drm_device *dev, if (vgdev->has_virgl_3d == false) return -ENOSYS;
+ virtio_gpu_create_context(dev, file); objs = virtio_gpu_array_from_handles(file, &args->bo_handle, 1); if (objs == NULL) return -ENOENT; @@ -371,6 +373,7 @@ static int virtio_gpu_transfer_to_host_ioctl(struct drm_device *dev, void *data, args->box.w, args->box.h, args->box.x, args->box.y, objs, NULL); } else { + virtio_gpu_create_context(dev, file); ret = virtio_gpu_array_lock_resv(objs); if (ret != 0) goto err_put_free; @@ -471,6 +474,7 @@ static int virtio_gpu_get_caps_ioctl(struct drm_device *dev, spin_unlock(&vgdev->display_info_lock);
/* not in cache - need to talk to hw */ + virtio_gpu_create_context(dev, file); virtio_gpu_cmd_get_capset(vgdev, found_valid, args->cap_set_ver, &cache_ent); virtio_gpu_notify(vgdev); diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index f4a9aa0048d2..5b0e7d973336 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -268,7 +268,6 @@ int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file)
vfpriv->ctx_id = handle + 1; file->driver_priv = vfpriv; - virtio_gpu_create_context(dev, file); return 0; }