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Commit 85ab3bf3 authored by Stefan Berger's avatar Stefan Berger Committed by Jarkko Sakkinen
Browse files

tpm: Introduce flag TPM_TRANSMIT_RAW



Introduce the flag TPM_TRANSMIT_RAW that allows us to transmit
a command without recursing into the requesting of locality.

Signed-off-by: default avatarStefan Berger <stefanb@linux.vnet.ibm.com>
Reviewed-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
parent 402149c6
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+2 −1
Original line number Diff line number Diff line
@@ -416,7 +416,8 @@ ssize_t tpm_transmit(struct tpm_chip *chip, struct tpm_space *space,
	/* Store the decision as chip->locality will be changed. */
	need_locality = chip->locality == -1;

	if (need_locality && chip->ops->request_locality)  {
	if (!(flags & TPM_TRANSMIT_RAW) &&
	    need_locality && chip->ops->request_locality)  {
		rc = chip->ops->request_locality(chip, 0);
		if (rc < 0)
			goto out_no_locality;
+1 −0
Original line number Diff line number Diff line
@@ -506,6 +506,7 @@ extern struct idr dev_nums_idr;

enum tpm_transmit_flags {
	TPM_TRANSMIT_UNLOCKED	= BIT(0),
	TPM_TRANSMIT_RAW	= BIT(1),
};

ssize_t tpm_transmit(struct tpm_chip *chip, struct tpm_space *space,