diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/mpt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/mpt.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index c436e20ea59e..ca8005a6d5fa 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -294,4 +294,49 @@ static inline int intel_gvt_hypervisor_set_trap_area( return intel_gvt_host.mpt->set_trap_area(vgpu->handle, start, end, map); } +/** + * intel_gvt_hypervisor_set_opregion - Set opregion for guest + * @vgpu: a vGPU + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_set_opregion(struct intel_vgpu *vgpu) +{ + if (!intel_gvt_host.mpt->set_opregion) + return 0; + + return intel_gvt_host.mpt->set_opregion(vgpu); +} + +/** + * intel_gvt_hypervisor_get_vfio_device - increase vfio device ref count + * @vgpu: a vGPU + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_get_vfio_device(struct intel_vgpu *vgpu) +{ + if (!intel_gvt_host.mpt->get_vfio_device) + return 0; + + return intel_gvt_host.mpt->get_vfio_device(vgpu); +} + +/** + * intel_gvt_hypervisor_put_vfio_device - decrease vfio device ref count + * @vgpu: a vGPU + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline void intel_gvt_hypervisor_put_vfio_device(struct intel_vgpu *vgpu) +{ + if (!intel_gvt_host.mpt->put_vfio_device) + return; + + intel_gvt_host.mpt->put_vfio_device(vgpu); +} + #endif /* _GVT_MPT_H_ */ |
