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i2c: designware: Use transfer timeout from ioctl I2C_TIMEOUT

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This allows applications to set the transfer timeout in 10ms increments via
ioctl I2C_TIMEOUT.

Signed-off-by: Weifeng Voon <weifeng.voon@intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Weifeng Voon 2016-06-17 09:46:35 +08:00 committed by Wolfram Sang
parent 0130944bc1
commit d0bcd8df9a
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-designware-core.c
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@ -663,7 +663,7 @@ i2c_dw_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
i2c_dw_xfer_init(dev);
/* wait for tx to complete */
if (!wait_for_completion_timeout(&dev->cmd_complete, HZ)) {
if (!wait_for_completion_timeout(&dev->cmd_complete, adap->timeout)) {
dev_err(dev->dev, "controller timed out\n");
/* i2c_dw_init implicitly disables the adapter */
i2c_dw_init(dev);