41e65d8790
Enable PXP with MTL-GSC-CS: add the has_pxp into device info and increase the debugfs teardown timeouts to align with new GSC-CS + firmware specs. Now that we have 3 places that are selecting pxp timeouts based on tee vs gsccs back-end, let's add a helper. Signed-off-by: Alan Previn <alan.previn.teres.alexis@intel.com> Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230511231738.1077674-9-alan.previn.teres.alexis@intel.com
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright(c) 2020, Intel Corporation. All rights reserved.
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*/
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#ifndef __INTEL_PXP_H__
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#define __INTEL_PXP_H__
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#include <linux/errno.h>
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#include <linux/types.h>
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struct drm_i915_gem_object;
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struct drm_i915_private;
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struct intel_pxp;
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bool intel_pxp_is_supported(const struct intel_pxp *pxp);
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bool intel_pxp_is_enabled(const struct intel_pxp *pxp);
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bool intel_pxp_is_active(const struct intel_pxp *pxp);
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int intel_pxp_init(struct drm_i915_private *i915);
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void intel_pxp_fini(struct drm_i915_private *i915);
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void intel_pxp_init_hw(struct intel_pxp *pxp);
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void intel_pxp_fini_hw(struct intel_pxp *pxp);
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void intel_pxp_mark_termination_in_progress(struct intel_pxp *pxp);
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void intel_pxp_tee_end_arb_fw_session(struct intel_pxp *pxp, u32 arb_session_id);
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int intel_pxp_get_readiness_status(struct intel_pxp *pxp);
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int intel_pxp_get_backend_timeout_ms(struct intel_pxp *pxp);
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int intel_pxp_start(struct intel_pxp *pxp);
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void intel_pxp_end(struct intel_pxp *pxp);
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int intel_pxp_key_check(struct intel_pxp *pxp,
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struct drm_i915_gem_object *obj,
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bool assign);
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void intel_pxp_invalidate(struct intel_pxp *pxp);
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#endif /* __INTEL_PXP_H__ */
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