i2c: tegra: match return type of wait_for_completion_timeout
return type of wait_for_completion_timeout is unsigned long not int. As ret
was only used for wait_for_completion_timeout here it is renamed to time_left
the type changed to unsigned long and references fixed up.
Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 29f1433..1bcd75e 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -532,7 +532,7 @@
{
u32 packet_header;
u32 int_mask;
- int ret;
+ unsigned long time_left;
tegra_i2c_flush_fifos(i2c_dev);
@@ -585,18 +585,20 @@
dev_dbg(i2c_dev->dev, "unmasked irq: %02x\n",
i2c_readl(i2c_dev, I2C_INT_MASK));
- ret = wait_for_completion_timeout(&i2c_dev->msg_complete, TEGRA_I2C_TIMEOUT);
+ time_left = wait_for_completion_timeout(&i2c_dev->msg_complete,
+ TEGRA_I2C_TIMEOUT);
tegra_i2c_mask_irq(i2c_dev, int_mask);
- if (ret == 0) {
+ if (time_left == 0) {
dev_err(i2c_dev->dev, "i2c transfer timed out\n");
tegra_i2c_init(i2c_dev);
return -ETIMEDOUT;
}
- dev_dbg(i2c_dev->dev, "transfer complete: %d %d %d\n",
- ret, completion_done(&i2c_dev->msg_complete), i2c_dev->msg_err);
+ dev_dbg(i2c_dev->dev, "transfer complete: %lu %d %d\n",
+ time_left, completion_done(&i2c_dev->msg_complete),
+ i2c_dev->msg_err);
if (likely(i2c_dev->msg_err == I2C_ERR_NONE))
return 0;