char/tpm/tpm_crb_ffa.c

81  * Notifies the TPM service that a TPM command or TPM locality request is
90  *              1: Notifies TPM that a locality request is ready to be processed
91  * w6:    TPM locality, one of 0..4
92  *            -If the start function qualifier is 0, identifies the locality
94  *            -If the start function qualifier is 1, identifies the locality
95  *             of the locality request
106  *     CRB_FFA_INV_CRB_CTRL_DATA: CRB control data or locality control
107  *         data at the given TPM locality is not valid
108  *     CRB_FFA_DENIED: the TPM has previously disabled locality requests and
109  *         command processing at the given locality
308  *                fields or locality fields.
309  * @locality: Specifies the locality number.
318 int tpm_crb_ffa_start(int request_type, int locality)
328 	return __tpm_crb_ffa_send_receive(CRB_FFA_START, request_type, locality, 0x00);