diff options
Diffstat (limited to 'src/drivers/i2c')
| -rw-r--r-- | src/drivers/i2c/tpm/cr50.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/drivers/i2c/tpm/cr50.c b/src/drivers/i2c/tpm/cr50.c index 3c2f5bd198..14a84de96f 100644 --- a/src/drivers/i2c/tpm/cr50.c +++ b/src/drivers/i2c/tpm/cr50.c @@ -181,6 +181,7 @@ static int cr50_i2c_write(struct tpm_chip *chip, static int process_reset(struct tpm_chip *chip) { struct stopwatch sw; + int rv = 0; uint8_t access; /* @@ -193,7 +194,6 @@ static int process_reset(struct tpm_chip *chip) */ stopwatch_init_msecs_expire(&sw, CR50_TIMEOUT_INIT_MS); do { - int rv; const uint8_t mask = TPM_ACCESS_VALID | TPM_ACCESS_ACTIVE_LOCALITY; @@ -214,9 +214,12 @@ static int process_reset(struct tpm_chip *chip) return 0; } while (!stopwatch_expired(&sw)); - printk(BIOS_ERR, - "TPM failed to reset after %ld ms, status: %#x\n", - stopwatch_duration_msecs(&sw), access); + if (rv) + printk(BIOS_ERR, "Failed to read TPM\n"); + else + printk(BIOS_ERR, + "TPM failed to reset after %ld ms, status: %#x\n", + stopwatch_duration_msecs(&sw), access); return -1; } |