diff options
| author | Nicholas Mc Guire <hofrat@osadl.org> | 2015-02-08 10:36:48 -0500 |
|---|---|---|
| committer | Wolfram Sang <wsa@the-dreams.de> | 2015-03-15 10:51:34 +0100 |
| commit | 2abaccb356a857dbf4c978a69f2209e19c1a0db3 (patch) | |
| tree | d573d14a199287c8ec4bc3bcd27a31477ad5a98c /drivers/i2c/busses | |
| parent | f87b53a0858ea69e65d7f19573907a60b2e32e66 (diff) | |
| download | lwn-2abaccb356a857dbf4c978a69f2209e19c1a0db3.tar.gz lwn-2abaccb356a857dbf4c978a69f2209e19c1a0db3.zip | |
i2c: axxia: fixup return type of wait_for_completion_timeout
return type of wait_for_completion_timeout is unsigned long not int. The
return variable is renamed to reflect its use and the type adjusted to
unsigned long.
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c/busses')
| -rw-r--r-- | drivers/i2c/busses/i2c-axxia.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/i2c/busses/i2c-axxia.c b/drivers/i2c/busses/i2c-axxia.c index 488c5d3bf9db..32d883490863 100644 --- a/drivers/i2c/busses/i2c-axxia.c +++ b/drivers/i2c/busses/i2c-axxia.c @@ -334,7 +334,7 @@ static int axxia_i2c_xfer_msg(struct axxia_i2c_dev *idev, struct i2c_msg *msg) u32 int_mask = MST_STATUS_ERR | MST_STATUS_SNS; u32 rx_xfer, tx_xfer; u32 addr_1, addr_2; - int ret; + unsigned long time_left; idev->msg = msg; idev->msg_xfrd = 0; @@ -383,15 +383,15 @@ static int axxia_i2c_xfer_msg(struct axxia_i2c_dev *idev, struct i2c_msg *msg) i2c_int_enable(idev, int_mask); - ret = wait_for_completion_timeout(&idev->msg_complete, - I2C_XFER_TIMEOUT); + time_left = wait_for_completion_timeout(&idev->msg_complete, + I2C_XFER_TIMEOUT); i2c_int_disable(idev, int_mask); if (readl(idev->base + MST_COMMAND) & CMD_BUSY) dev_warn(idev->dev, "busy after xfer\n"); - if (ret == 0) + if (time_left == 0) idev->msg_err = -ETIMEDOUT; if (unlikely(idev->msg_err) && idev->msg_err != -ENXIO) @@ -403,17 +403,17 @@ static int axxia_i2c_xfer_msg(struct axxia_i2c_dev *idev, struct i2c_msg *msg) static int axxia_i2c_stop(struct axxia_i2c_dev *idev) { u32 int_mask = MST_STATUS_ERR | MST_STATUS_SCC; - int ret; + unsigned long time_left; reinit_completion(&idev->msg_complete); /* Issue stop */ writel(0xb, idev->base + MST_COMMAND); i2c_int_enable(idev, int_mask); - ret = wait_for_completion_timeout(&idev->msg_complete, - I2C_STOP_TIMEOUT); + time_left = wait_for_completion_timeout(&idev->msg_complete, + I2C_STOP_TIMEOUT); i2c_int_disable(idev, int_mask); - if (ret == 0) + if (time_left == 0) return -ETIMEDOUT; if (readl(idev->base + MST_COMMAND) & CMD_BUSY) |