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sysemu: tpm: Add a stub function for TPM_IS_CRB 

In a subsequent patch, VFIO will need to recognize if
a memory region owner is a TPM CRB device. Hence VFIO
needs to use TPM_IS_CRB() even if CONFIG_TPM is unset. So
let's add a stub function.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Suggested-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Stefan Berger <stefanb@linnux.ibm.com>
Link: https://lore.kernel.org/r/20220506132510.1847942-2-eric.auger@redhat.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Eric Auger 2022-05-06 15:25:09 +02:00 committed by Alex Williamson
parent 99510d271b
commit 4168cdad39
1 changed files with 6 additions and 0 deletions
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6
include/sysemu/tpm.h
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@ -80,6 +80,12 @@ static inline TPMVersion tpm_get_version(TPMIf *ti)
#define tpm_init() (0)
#define tpm_cleanup()
/* needed for an alignment check in non-tpm code */
static inline Object *TPM_IS_CRB(Object *obj)
{
return NULL;
}
#endif /* CONFIG_TPM */
#endif /* QEMU_TPM_H */