Messages in this thread Patch in this message | | | From | Chen Jun <> | Subject | [PATCH v2 1/1] tpm: add request_locality before write TPM_INT_ENABLE | Date | Wed, 13 Oct 2021 06:25:56 +0000 |
| |
Locality is not appropriately requested before writing the int mask. Add the missing boilerplate.
Fixes: e6aef069b6e9 ("tpm_tis: convert to using locality callbacks") Signed-off-by: Chen Jun <chenjun102@huawei.com> ---
v2: rewrite the commit message.
drivers/char/tpm/tpm_tis_core.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 69579efb247b..bea587301917 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -978,7 +978,15 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, intmask |= TPM_INTF_CMD_READY_INT | TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_DATA_AVAIL_INT | TPM_INTF_STS_VALID_INT; intmask &= ~TPM_GLOBAL_INT_ENABLE; + + rc = request_locality(chip, 0); + if (rc < 0) { + rc = -ENODEV; + goto out_err; + } + tpm_tis_write32(priv, TPM_INT_ENABLE(priv->locality), intmask); + release_locality(chip, 0); rc = tpm_chip_start(chip); if (rc) -- 2.17.1
| |