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35feb8dbbc
Assert domain is not XE_FORCEWAKE_ALL. v2 - use domain != XE_FORCEWAKE_ALL (Michal) v3 - Fix commit description. Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: Badal Nilawar <badal.nilawar@intel.com> Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com> Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240607125741.1407331-2-himal.prasad.ghimiray@intel.com Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2022 Intel Corporation
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*/
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#ifndef _XE_FORCE_WAKE_H_
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#define _XE_FORCE_WAKE_H_
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#include "xe_assert.h"
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#include "xe_force_wake_types.h"
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struct xe_gt;
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void xe_force_wake_init_gt(struct xe_gt *gt,
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struct xe_force_wake *fw);
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void xe_force_wake_init_engines(struct xe_gt *gt,
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struct xe_force_wake *fw);
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int xe_force_wake_get(struct xe_force_wake *fw,
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enum xe_force_wake_domains domains);
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int xe_force_wake_put(struct xe_force_wake *fw,
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enum xe_force_wake_domains domains);
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static inline int
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xe_force_wake_ref(struct xe_force_wake *fw,
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enum xe_force_wake_domains domain)
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{
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xe_gt_assert(fw->gt, domain != XE_FORCEWAKE_ALL);
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return fw->domains[ffs(domain) - 1].ref;
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}
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/**
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* xe_force_wake_assert_held - asserts domain is awake
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* @fw : xe_force_wake structure
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* @domain: xe_force_wake_domains apart from XE_FORCEWAKE_ALL
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*
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* xe_force_wake_assert_held() is designed to confirm a particular
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* forcewake domain's wakefulness; it doesn't verify the wakefulness of
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* multiple domains. Make sure the caller doesn't input multiple
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* domains(XE_FORCEWAKE_ALL) as a parameter.
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*/
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static inline void
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xe_force_wake_assert_held(struct xe_force_wake *fw,
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enum xe_force_wake_domains domain)
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{
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xe_gt_assert(fw->gt, domain != XE_FORCEWAKE_ALL);
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xe_gt_assert(fw->gt, fw->awake_domains & domain);
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}
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#endif
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