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| author | Axel Lin <axel.lin@gmail.com> | 2010-11-05 21:51:32 +0800 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-11-30 15:13:25 +0000 |
| commit | e36c1df8e18183ba2c691fe766a52c94020cdc5e (patch) | |
| tree | 59196f9c9d1dbd1dcfc6aeef73f5dd84b35ceb15 /drivers/regulator | |
| parent | aa7a74040a989eeb7a9265550a2538863e842a93 (diff) | |
| download | blackbird-op-linux-e36c1df8e18183ba2c691fe766a52c94020cdc5e.tar.gz blackbird-op-linux-e36c1df8e18183ba2c691fe766a52c94020cdc5e.zip | |
regulator: Ensure enough delay time for enabling regulator
Integer division will truncate the result, this patch ensures we have
enough delay time for enabling regulator.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index c3f93b401e90..9da85bc21db4 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1312,10 +1312,12 @@ static int _regulator_enable(struct regulator_dev *rdev) if (ret < 0) return ret; - if (delay >= 1000) + if (delay >= 1000) { mdelay(delay / 1000); - else if (delay) + udelay(delay % 1000); + } else if (delay) { udelay(delay); + } } else if (ret < 0) { printk(KERN_ERR "%s: is_enabled() failed for %s: %d\n", |
