13ad2dd9cSDaniele Ceraolo Spurio /* SPDX-License-Identifier: MIT */ 23ad2dd9cSDaniele Ceraolo Spurio /* 33ad2dd9cSDaniele Ceraolo Spurio * Copyright(c) 2020, Intel Corporation. All rights reserved. 43ad2dd9cSDaniele Ceraolo Spurio */ 53ad2dd9cSDaniele Ceraolo Spurio 63ad2dd9cSDaniele Ceraolo Spurio #ifndef __INTEL_PXP_H__ 73ad2dd9cSDaniele Ceraolo Spurio #define __INTEL_PXP_H__ 83ad2dd9cSDaniele Ceraolo Spurio 9ee0ff28aSJani Nikula #include <linux/errno.h> 10ee0ff28aSJani Nikula #include <linux/types.h> 113ad2dd9cSDaniele Ceraolo Spurio 12d3ac8d42SDaniele Ceraolo Spurio struct drm_i915_gem_object; 13f67986b0SAlan Previn struct drm_i915_private; 14f67986b0SAlan Previn struct intel_pxp; 15d3ac8d42SDaniele Ceraolo Spurio 16f67986b0SAlan Previn bool intel_pxp_is_supported(const struct intel_pxp *pxp); 17ee0ff28aSJani Nikula bool intel_pxp_is_enabled(const struct intel_pxp *pxp); 18cbbd3764SHuang, Sean Z bool intel_pxp_is_active(const struct intel_pxp *pxp); 19cbbd3764SHuang, Sean Z 20f67986b0SAlan Previn int intel_pxp_init(struct drm_i915_private *i915); 21f67986b0SAlan Previn void intel_pxp_fini(struct drm_i915_private *i915); 22e0111ce0SDaniele Ceraolo Spurio 23e0111ce0SDaniele Ceraolo Spurio void intel_pxp_init_hw(struct intel_pxp *pxp); 24e0111ce0SDaniele Ceraolo Spurio void intel_pxp_fini_hw(struct intel_pxp *pxp); 252ae09687SHuang, Sean Z 262ae09687SHuang, Sean Z void intel_pxp_mark_termination_in_progress(struct intel_pxp *pxp); 27d374c047SAlan Previn void intel_pxp_tee_end_arb_fw_session(struct intel_pxp *pxp, u32 arb_session_id); 2832271ecdSDaniele Ceraolo Spurio 2932271ecdSDaniele Ceraolo Spurio int intel_pxp_get_readiness_status(struct intel_pxp *pxp); 30*9b469093SAlan Previn int intel_pxp_get_backend_timeout_ms(struct intel_pxp *pxp); 31d3ac8d42SDaniele Ceraolo Spurio int intel_pxp_start(struct intel_pxp *pxp); 32ef6ba31dSAnshuman Gupta void intel_pxp_end(struct intel_pxp *pxp); 33ef6ba31dSAnshuman Gupta 34ef6ba31dSAnshuman Gupta int intel_pxp_key_check(struct intel_pxp *pxp, 35d3ac8d42SDaniele Ceraolo Spurio struct drm_i915_gem_object *obj, 36d3ac8d42SDaniele Ceraolo Spurio bool assign); 373ad2dd9cSDaniele Ceraolo Spurio 383ad2dd9cSDaniele Ceraolo Spurio void intel_pxp_invalidate(struct intel_pxp *pxp); 39 40 #endif /* __INTEL_PXP_H__ */ 41