/* SPDX-License-Identifier: MIT */ /* * Copyright(c) 2020, Intel Corporation. All rights reserved. */ #ifndef __INTEL_PXP_H__ #define __INTEL_PXP_H__ #include <linux/errno.h> #include <linux/types.h> struct intel_pxp; struct drm_i915_gem_object; #ifdef CONFIG_DRM_I915_PXP struct intel_gt *pxp_to_gt(const struct intel_pxp *pxp); bool intel_pxp_is_enabled(const struct intel_pxp *pxp); bool intel_pxp_is_active(const struct intel_pxp *pxp); void intel_pxp_init(struct intel_pxp *pxp); void intel_pxp_fini(struct intel_pxp *pxp); void intel_pxp_init_hw(struct intel_pxp *pxp); void intel_pxp_fini_hw(struct intel_pxp *pxp); void intel_pxp_mark_termination_in_progress(struct intel_pxp *pxp); int intel_pxp_start(struct intel_pxp *pxp); int intel_pxp_key_check(struct intel_pxp *pxp, struct drm_i915_gem_object *obj, bool assign); void intel_pxp_invalidate(struct intel_pxp *pxp); #else static inline void intel_pxp_init(struct intel_pxp *pxp) { } static inline void intel_pxp_fini(struct intel_pxp *pxp) { } static inline int intel_pxp_start(struct intel_pxp *pxp) { return -ENODEV; } static inline bool intel_pxp_is_enabled(const struct intel_pxp *pxp) { return false; } static inline bool intel_pxp_is_active(const struct intel_pxp *pxp) { return false; } static inline int intel_pxp_key_check(struct intel_pxp *pxp, struct drm_i915_gem_object *obj, bool assign) { return -ENODEV; } #endif #endif /* __INTEL_PXP_H__ */