diff options
Diffstat (limited to 'src/drivers/i2c/tpm/tpm.c')
| -rw-r--r-- | src/drivers/i2c/tpm/tpm.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/drivers/i2c/tpm/tpm.c b/src/drivers/i2c/tpm/tpm.c index c88dcdd4b9..4dbefb44f3 100644 --- a/src/drivers/i2c/tpm/tpm.c +++ b/src/drivers/i2c/tpm/tpm.c @@ -451,7 +451,7 @@ out_err: /* Initialization of I2C TPM */ -int tpm_vendor_probe(unsigned int bus, uint32_t addr) +tpm_result_t tpm_vendor_probe(unsigned int bus, uint32_t addr) { struct stopwatch sw; uint8_t buf = 0; @@ -487,18 +487,18 @@ int tpm_vendor_probe(unsigned int bus, uint32_t addr) * Claim failure if the ValidSts (bit 7) is clear. */ if (!(buf & TPM_STS_VALID)) - return -1; + return TPM_CB_FAIL; - return 0; + return TPM_SUCCESS; } -int tpm_vendor_init(struct tpm_chip *chip, unsigned int bus, uint32_t dev_addr) +tpm_result_t tpm_vendor_init(struct tpm_chip *chip, unsigned int bus, uint32_t dev_addr) { uint32_t vendor; if (dev_addr == 0) { printk(BIOS_ERR, "%s: missing device address\n", __func__); - return -1; + return TPM_CB_FAIL; } tpm_dev.chip_type = UNKNOWN; @@ -518,7 +518,7 @@ int tpm_vendor_init(struct tpm_chip *chip, unsigned int bus, uint32_t dev_addr) chip->cancel = &tpm_tis_i2c_ready; if (request_locality(0) != 0) - return -1; + return TPM_CB_FAIL; /* Read four bytes from DID_VID register */ if (iic_tpm_read(TPM_DID_VID(0), (uint8_t *)&vendor, 4) < 0) @@ -543,9 +543,9 @@ int tpm_vendor_init(struct tpm_chip *chip, unsigned int bus, uint32_t dev_addr) * Standard timeout values are used so far */ - return 0; + return TPM_SUCCESS; out_err: release_locality(0, 1); - return -1; + return TPM_CB_FAIL; } |