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tpm/tpm_i2c_stm_st33: Remove useless i2c read on interrupt registers

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Remove useless i2c read on TPM_INT_ENABLE and TPM_INT_STATUS

Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
This commit is contained in:
Christophe Ricard 2014-12-01 19:32:59 +01:00 committed by Peter Huewe
parent c3804b8cdb
commit 00820e8207
1 changed files with 0 additions and 8 deletions
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8
drivers/char/tpm/tpm_i2c_stm_st33.c
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@ -783,10 +783,6 @@ tpm_stm_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
goto _tpm_clean_answer;
}
ret = I2C_READ_DATA(tpm_dev, TPM_INT_ENABLE, &intmask, 1);
if (ret < 0)
goto _tpm_clean_answer;
intmask |= TPM_INTF_CMD_READY_INT
| TPM_INTF_STS_VALID_INT
| TPM_INTF_DATA_AVAIL_INT;
@ -801,10 +797,6 @@ tpm_stm_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id)
if (ret < 0)
goto _tpm_clean_answer;
ret = I2C_READ_DATA(tpm_dev, TPM_INT_STATUS, &intmask, 1);
if (ret < 0)
goto _tpm_clean_answer;
chip->vendor.irq = client->irq;
disable_irq_nosync(chip->vendor.irq);