We only want create a new virglrenderer context after the first
3D ioctl.
Signed-off-by: Gurchetan Singh <gurchetansingh@xxxxxxxxxxxx>
---
drivers/gpu/drm/virtio/virtgpu_drv.h | 1 +
drivers/gpu/drm/virtio/virtgpu_ioctl.c | 5 +++++
drivers/gpu/drm/virtio/virtgpu_kms.c | 2 ++
3 files changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index edaa7b8224a8..93ce69c0d9be 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -209,6 +209,7 @@ struct virtio_gpu_device {
struct virtio_gpu_fpriv {
uint32_t ctx_id;
+ atomic_t context_initiated;
};
/* virtio_ioctl.c */
diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index f1afabaa3a08..858ee153fb18 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -44,9 +44,14 @@ void virtio_gpu_create_context(struct drm_device *dev,
if (!vgdev->has_virgl_3d)
return;
+ if (atomic_read(&vfpriv->context_initiated))
+ return;
+
get_task_comm(dbgname, current);
virtio_gpu_cmd_context_create(vgdev, vfpriv->ctx_id,
strlen(dbgname), dbgname);
+
+ atomic_inc(&vfpriv->context_initiated);
}
static int virtio_gpu_map_ioctl(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c
index e1e1c0821a35..64fe5fcbedfd 100644
--- a/drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/drivers/gpu/drm/virtio/virtgpu_kms.c
@@ -270,7 +270,9 @@ int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file)
return id;
}
+
vfpriv->ctx_id = id;
+ atomic_set(&vfpriv->context_initiated, 0);
file->driver_priv = vfpriv;
virtio_gpu_create_context(dev, file);
--
2.25.0.225.g125e21ebc7-goog
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