diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/vgpu.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/vgpu.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index f6fa916517c3..a4e8e3cf74fd 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -222,7 +222,7 @@ void intel_gvt_activate_vgpu(struct intel_vgpu *vgpu) * @vgpu: virtual GPU * * This function is called when user wants to deactivate a virtual GPU. - * All virtual GPU runtime information will be destroyed. + * The virtual GPU will be stopped. * */ void intel_gvt_deactivate_vgpu(struct intel_vgpu *vgpu) @@ -238,12 +238,30 @@ void intel_gvt_deactivate_vgpu(struct intel_vgpu *vgpu) } intel_vgpu_stop_schedule(vgpu); - intel_vgpu_dmabuf_cleanup(vgpu); mutex_unlock(&vgpu->vgpu_lock); } /** + * intel_gvt_release_vgpu - release a virtual GPU + * @vgpu: virtual GPU + * + * This function is called when user wants to release a virtual GPU. + * The virtual GPU will be stopped and all runtime information will be + * destroyed. + * + */ +void intel_gvt_release_vgpu(struct intel_vgpu *vgpu) +{ + intel_gvt_deactivate_vgpu(vgpu); + + mutex_lock(&vgpu->vgpu_lock); + intel_vgpu_clean_workloads(vgpu, ALL_ENGINES); + intel_vgpu_dmabuf_cleanup(vgpu); + mutex_unlock(&vgpu->vgpu_lock); +} + +/** * intel_gvt_destroy_vgpu - destroy a virtual GPU * @vgpu: virtual GPU * @@ -361,6 +379,7 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, vgpu->gvt = gvt; vgpu->sched_ctl.weight = param->weight; mutex_init(&vgpu->vgpu_lock); + mutex_init(&vgpu->dmabuf_lock); INIT_LIST_HEAD(&vgpu->dmabuf_obj_list_head); INIT_RADIX_TREE(&vgpu->page_track_tree, GFP_KERNEL); idr_init(&vgpu->object_idr); |