diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-tegra.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-tegra.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 29f14331dd9d..1bcd75ea0b4c 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -532,7 +532,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, { u32 packet_header; u32 int_mask; - int ret; + unsigned long time_left; tegra_i2c_flush_fifos(i2c_dev); @@ -585,18 +585,20 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, 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; |