Commit ae7e190a authored by Jarkko Sakkinen's avatar Jarkko Sakkinen

tpm: use tpm_transmit_cmd() in tpm2_probe()

It is better to tpm_transmit_cmd() in tpm2_probe() in order to get
consistent command handling throughout the subsystem.
Signed-off-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-by: default avatarJason Gunthorpe <jgunthorpe@obsidianresearch.com>
parent eb5854e7
...@@ -941,11 +941,9 @@ int tpm2_probe(struct tpm_chip *chip) ...@@ -941,11 +941,9 @@ int tpm2_probe(struct tpm_chip *chip)
cmd.params.get_tpm_pt_in.property_id = cpu_to_be32(0x100); cmd.params.get_tpm_pt_in.property_id = cpu_to_be32(0x100);
cmd.params.get_tpm_pt_in.property_cnt = cpu_to_be32(1); cmd.params.get_tpm_pt_in.property_cnt = cpu_to_be32(1);
rc = tpm_transmit(chip, (const u8 *)&cmd, sizeof(cmd), 0); rc = tpm_transmit_cmd(chip, &cmd, sizeof(cmd), 0, NULL);
if (rc < 0) if (rc < 0)
return rc; return rc;
else if (rc < TPM_HEADER_SIZE)
return -EFAULT;
if (be16_to_cpu(cmd.header.out.tag) == TPM2_ST_NO_SESSIONS) if (be16_to_cpu(cmd.header.out.tag) == TPM2_ST_NO_SESSIONS)
chip->flags |= TPM_CHIP_FLAG_TPM2; chip->flags |= TPM_CHIP_FLAG_TPM2;
......
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