Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
24 lines
647 B
C
24 lines
647 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2024 Arm Ltd.
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*
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* This device driver implements the TPM CRB start method
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* as defined in the TPM Service Command Response Buffer
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* Interface Over FF-A (DEN0138).
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*/
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#ifndef _TPM_CRB_FFA_H
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#define _TPM_CRB_FFA_H
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#if IS_REACHABLE(CONFIG_TCG_ARM_CRB_FFA)
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int tpm_crb_ffa_init(void);
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int tpm_crb_ffa_start(int request_type, int locality);
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#else
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static inline int tpm_crb_ffa_init(void) { return 0; }
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static inline int tpm_crb_ffa_start(int request_type, int locality) { return 0; }
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#endif
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#define CRB_FFA_START_TYPE_COMMAND 0
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#define CRB_FFA_START_TYPE_LOCALITY_REQUEST 1
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#endif
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