diff options
| author | Kevin Wells <kevin.wells@nxp.com> | 2009-11-12 00:28:13 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-11-20 00:25:41 +0000 |
| commit | b2f125bcf5eac41a6d74f75ac573b77753213b74 (patch) | |
| tree | 856cdacaf82b0b4d84e591604c6609e76874309f | |
| parent | 648f4e3e50c4793d9dbf9a09afa193631f76fa26 (diff) | |
i2c: i2c-pnx: Limit minimum jiffie timeout to 2
Limit minimum jiffie timeout to 2 to prevent early timeout on systems
with low tick rates
Signed-off-by: Kevin Wells <kevin.wells@nxp.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
| -rw-r--r-- | drivers/i2c/busses/i2c-pnx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index 6ff6c20f1e7..68c8233b6df 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -54,6 +54,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap) struct timer_list *timer = &data->mif.timer; int expires = I2C_PNX_TIMEOUT / (1000 / HZ); + if (expires <= 1) + expires = 2; + del_timer_sync(timer); dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n", |