| 1 | /* SPDX-License-Identifier: MIT */ |
| 2 | /* |
| 3 | * Copyright(c) 2020, Intel Corporation. All rights reserved. |
| 4 | */ |
| 5 | |
| 6 | #ifndef __INTEL_PXP_H__ |
| 7 | #define __INTEL_PXP_H__ |
| 8 | |
| 9 | #include <linux/errno.h> |
| 10 | #include <linux/types.h> |
| 11 | |
| 12 | struct drm_gem_object; |
| 13 | struct drm_i915_private; |
| 14 | struct intel_pxp; |
| 15 | |
| 16 | bool intel_pxp_is_supported(const struct intel_pxp *pxp); |
| 17 | bool intel_pxp_is_enabled(const struct intel_pxp *pxp); |
| 18 | bool intel_pxp_is_active(const struct intel_pxp *pxp); |
| 19 | |
| 20 | int intel_pxp_init(struct drm_i915_private *i915); |
| 21 | void intel_pxp_fini(struct drm_i915_private *i915); |
| 22 | |
| 23 | void intel_pxp_init_hw(struct intel_pxp *pxp); |
| 24 | void intel_pxp_fini_hw(struct intel_pxp *pxp); |
| 25 | |
| 26 | void intel_pxp_mark_termination_in_progress(struct intel_pxp *pxp); |
| 27 | void intel_pxp_tee_end_arb_fw_session(struct intel_pxp *pxp, u32 arb_session_id); |
| 28 | |
| 29 | int intel_pxp_get_readiness_status(struct intel_pxp *pxp, int timeout_ms); |
| 30 | int intel_pxp_get_backend_timeout_ms(struct intel_pxp *pxp); |
| 31 | int intel_pxp_start(struct intel_pxp *pxp); |
| 32 | void intel_pxp_end(struct intel_pxp *pxp); |
| 33 | |
| 34 | int intel_pxp_key_check(struct drm_gem_object *obj, bool assign); |
| 35 | |
| 36 | void intel_pxp_invalidate(struct intel_pxp *pxp); |
| 37 | |
| 38 | #endif /* __INTEL_PXP_H__ */ |
| 39 | |