diff options
| author | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2014-05-19 22:42:32 +0200 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2014-05-21 09:03:07 +0200 |
| commit | 3796ce1d4d4b330a75005c5eda105603ce9d4071 (patch) | |
| tree | fdaed3c8281bee1e5bba3400d2f5ca7aecb47ce1 /drivers/pwm/core.c | |
| parent | 9c88669c2cfc91158f157b5584103ff7e5b6bedb (diff) | |
| download | linux-3796ce1d4d4b330a75005c5eda105603ce9d4071.tar.bz2 | |
pwm: add period and polarity to struct pwm_lookup
Add period and polarity members to struct pwm_lookup so that platforms
using the lookup table can be treated the same way as those using the
device tree.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/core.c')
| -rw-r--r-- | drivers/pwm/core.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index a80471399c20..4b66bf09ee55 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -661,10 +661,16 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id) } } + mutex_unlock(&pwm_lookup_lock); + if (chip) pwm = pwm_request_from_chip(chip, index, con_id ?: dev_id); + if (IS_ERR(pwm)) + return pwm; + + pwm_set_period(pwm, p->period); + pwm_set_polarity(pwm, p->polarity); - mutex_unlock(&pwm_lookup_lock); return pwm; } |