3.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Wolfram Sang <w...@the-dreams.de>

commit 11cfbfb098b22d3e57f1f2be217cad20e2d48463 upstream.

iowait is for blkio [1]. I2C shouldn't use it.

[1] https://lkml.org/lkml/2014/11/3/317

Signed-off-by: Wolfram Sang <w...@the-dreams.de>
Acked-by: Ludovic Desroches <ludovic.desroc...@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>

---
 drivers/i2c/busses/i2c-at91.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -434,7 +434,7 @@ static int at91_do_twi_transfer(struct a
                }
        }
 
-       ret = wait_for_completion_io_timeout(&dev->cmd_complete,
+       ret = wait_for_completion_timeout(&dev->cmd_complete,
                                             dev->adapter.timeout);
        if (ret == 0) {
                dev_err(dev->dev, "controller timed out\n");


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