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tpm: cleanup tpm_tis_remove()

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Created a local variable pointing to the INT_ENABLE_x register. The
expression clearing INT_ENABLE_x.globalIntEnable is unreadable and
hard to modify without surpassing the 80 char boundary.

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: Christophe Ricard <christophe-h.ricard@st.com>
This commit is contained in:
Jarkko Sakkinen 2016-03-31 13:05:36 +03:00
parent 796d803070
commit d30b8e4f68
1 changed files with 4 additions and 6 deletions
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10
drivers/char/tpm/tpm_tis.c
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@ -650,15 +650,13 @@ MODULE_PARM_DESC(interrupts, "Enable interrupts");
static void tpm_tis_remove(struct tpm_chip *chip) static void tpm_tis_remove(struct tpm_chip *chip)
{ {
void __iomem *reg = chip->vendor.iobase +
TPM_INT_ENABLE(chip->vendor.locality);
if (chip->flags & TPM_CHIP_FLAG_TPM2) if (chip->flags & TPM_CHIP_FLAG_TPM2)
tpm2_shutdown(chip, TPM2_SU_CLEAR); tpm2_shutdown(chip, TPM2_SU_CLEAR);
iowrite32(~TPM_GLOBAL_INT_ENABLE & iowrite32(~TPM_GLOBAL_INT_ENABLE & ioread32(reg), reg);
ioread32(chip->vendor.iobase +
TPM_INT_ENABLE(chip->vendor.
locality)),
chip->vendor.iobase +
TPM_INT_ENABLE(chip->vendor.locality));
release_locality(chip, chip->vendor.locality, 1); release_locality(chip, chip->vendor.locality, 1);
} }