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| author |   Jerry Snitselaar <jsnitsel@redhat.com> | 2019-09-02 07:27:34 -0700 |
|---|---|---|
| committer |   Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> | 2019-11-12 21:45:36 +0200 |
| commit | 15d0b22c01e6320241fe4d570e02de2935b842bf (patch) | |
| tree | 74a99476b6e11951303ca60b9a89e147376ede19 /include/linux/tpm.h | |
| parent | tpm: Remove duplicate code from caps_show() in tpm-sysfs.c (diff) | |
| download | wireguard-linux-15d0b22c01e6320241fe4d570e02de2935b842bf.tar.xz wireguard-linux-15d0b22c01e6320241fe4d570e02de2935b842bf.zip | |
tpm: provide a way to override the chip returned durations
Patch adds method ->update_durations to override returned
durations in case TPM chip misbehaves for TPM 1.2 drivers.
Cc: Peter Huewe <peterhuewe@gmx.de>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Signed-off-by: Alexey Klimov <aklimov@redhat.com>
Signed-off-by: Jerry Snitselaar <jsnitsel@redhat.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> (!update_durations path)
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Diffstat (limited to 'include/linux/tpm.h')
| -rw-r--r-- | include/linux/tpm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/tpm.h b/include/linux/tpm.h index 53c0ea9ec9df..bb1d1ac7081d 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -67,6 +67,8 @@ struct tpm_class_ops { u8 (*status) (struct tpm_chip *chip); void (*update_timeouts)(struct tpm_chip *chip, unsigned long *timeout_cap); + void (*update_durations)(struct tpm_chip *chip, + unsigned long *duration_cap); int (*go_idle)(struct tpm_chip *chip); int (*cmd_ready)(struct tpm_chip *chip); int (*request_locality)(struct tpm_chip *chip, int loc); |