diff options
| -rw-r--r-- | drivers/char/tpm/tpm_tis.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c index 19f9c7dc7bc0..65f7eecc45b0 100644 --- a/drivers/char/tpm/tpm_tis.c +++ b/drivers/char/tpm/tpm_tis.c @@ -645,6 +645,7 @@ static int tpm_tis_init(struct device *dev, struct tpm_info *tpm_info, { u32 vendor, intfcaps, intmask; int rc, i, irq_s, irq_e, probe; + int irq_r = -1; struct tpm_chip *chip; struct priv_data *priv; @@ -751,6 +752,7 @@ static int tpm_tis_init(struct device *dev, struct tpm_info *tpm_info, irq_s = ioread8(chip->vendor.iobase + TPM_INT_VECTOR(chip->vendor.locality)); + irq_r = irq_s; if (irq_s) { irq_e = irq_s; } else { @@ -833,7 +835,9 @@ static int tpm_tis_init(struct device *dev, struct tpm_info *tpm_info, chip->vendor.iobase + TPM_INT_ENABLE(chip->vendor.locality)); } - } + } else if (irq_r != -1) + iowrite8(irq_r, chip->vendor.iobase + + TPM_INT_VECTOR(chip->vendor.locality)); if (chip->flags & TPM_CHIP_FLAG_TPM2) { chip->vendor.timeout_a = msecs_to_jiffies(TPM2_TIMEOUT_A); |