diff options
| author | Viresh Kumar <viresh.kumar@linaro.org> | 2015-07-29 10:52:59 (GMT) |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-08-07 01:04:22 (GMT) |
| commit | 3bac42caec612a1b82db7944570353cddca6a013 (patch) | |
| tree | 3bddc9337e935dfb85af04b2914cdd4c7005a218 /drivers/base | |
| parent | 737002b5de3d15b3012feea17f782a628b24699b (diff) | |
| download | linux-3bac42caec612a1b82db7944570353cddca6a013.tar.xz | |
PM / OPP: Create _remove_device_opp() for freeing dev_opp
This will be used from multiple places later. Lets create a separate
routine for that.
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/power/opp.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/base/power/opp.c b/drivers/base/power/opp.c index 8c3fd57..7895fdd 100644 --- a/drivers/base/power/opp.c +++ b/drivers/base/power/opp.c @@ -449,6 +449,22 @@ static void _kfree_device_rcu(struct rcu_head *head) } /** + * _remove_device_opp() - Removes a device OPP table + * @dev_opp: device OPP table to be removed. + * + * Removes/frees device OPP table it it doesn't contain any OPPs. + */ +static void _remove_device_opp(struct device_opp *dev_opp) +{ + if (!list_empty(&dev_opp->opp_list)) + return; + + list_del_rcu(&dev_opp->node); + call_srcu(&dev_opp->srcu_head.srcu, &dev_opp->rcu_head, + _kfree_device_rcu); +} + +/** * _kfree_opp_rcu() - Free OPP RCU handler * @head: RCU head */ @@ -481,11 +497,7 @@ static void _opp_remove(struct device_opp *dev_opp, list_del_rcu(&opp->node); call_srcu(&dev_opp->srcu_head.srcu, &opp->rcu_head, _kfree_opp_rcu); - if (list_empty(&dev_opp->opp_list)) { - list_del_rcu(&dev_opp->node); - call_srcu(&dev_opp->srcu_head.srcu, &dev_opp->rcu_head, - _kfree_device_rcu); - } + _remove_device_opp(dev_opp); } /** |