diff options
Diffstat (limited to 'drivers/char/tpm/tpm-interface.c')
| -rw-r--r-- | drivers/char/tpm/tpm-interface.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/char/tpm/tpm-interface.c b/drivers/char/tpm/tpm-interface.c index d33060511a27..96f60b63a6cb 100644 --- a/drivers/char/tpm/tpm-interface.c +++ b/drivers/char/tpm/tpm-interface.c @@ -544,6 +544,21 @@ int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen) } EXPORT_SYMBOL_GPL(tpm_send); +int tpm_auto_startup(struct tpm_chip *chip) +{ + int rc; + + if (!(chip->ops->flags & TPM_OPS_AUTO_STARTUP)) + return 0; + + if (chip->flags & TPM_CHIP_FLAG_TPM2) + rc = tpm2_auto_startup(chip); + else + rc = tpm1_auto_startup(chip); + + return rc; +} + /* * We are about to suspend. Save the TPM state * so that it can be restored. |