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PM / Domains: Rename opp_node to np

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The DT node passed here isn't necessarily an OPP node, as this routine
can also be used for cases where the "required-opps" property is present
directly in the device's node. Rename it.

This also removes a stale comment.

Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2018-06-20 11:45:37 +05:30 committed by Rafael J. Wysocki
parent 5e03aa61a7
commit ad6384ba3a
2 changed files with 5 additions and 6 deletions
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7
drivers/base/power/domain.c
View file

@ -2487,10 +2487,9 @@ EXPORT_SYMBOL_GPL(of_genpd_parse_idle_states);
* power domain corresponding to a DT node's "required-opps" property.
*
* @dev: Device for which the performance-state needs to be found.
* @opp_node: DT node where the "required-opps" property is present. This can be
* @np: DT node where the "required-opps" property is present. This can be
* the device node itself (if it doesn't have an OPP table) or a node
* within the OPP table of a device (if device has an OPP table).
* @state: Pointer to return performance state.
*
* Returns performance state corresponding to the "required-opps" property of
* a DT node. This calls platform specific genpd->opp_to_performance_state()
@ -2499,7 +2498,7 @@ EXPORT_SYMBOL_GPL(of_genpd_parse_idle_states);
* Returns performance state on success and 0 on failure.
*/
unsigned int of_genpd_opp_to_performance_state(struct device *dev,
struct device_node *opp_node)
struct device_node *np)
{
struct generic_pm_domain *genpd;
struct dev_pm_opp *opp;
@ -2514,7 +2513,7 @@ unsigned int of_genpd_opp_to_performance_state(struct device *dev,
genpd_lock(genpd);
opp = of_dev_pm_opp_find_required_opp(&genpd->dev, opp_node);
opp = of_dev_pm_opp_find_required_opp(&genpd->dev, np);
if (IS_ERR(opp)) {
dev_err(dev, "Failed to find required OPP: %ld\n",
PTR_ERR(opp));

4
include/linux/pm_domain.h
View file

@ -234,7 +234,7 @@ struct generic_pm_domain *of_genpd_remove_last(struct device_node *np);
int of_genpd_parse_idle_states(struct device_node *dn,
struct genpd_power_state **states, int *n);
unsigned int of_genpd_opp_to_performance_state(struct device *dev,
struct device_node *opp_node);
struct device_node *np);
int genpd_dev_pm_attach(struct device *dev);
struct device *genpd_dev_pm_attach_by_id(struct device *dev,
@ -274,7 +274,7 @@ static inline int of_genpd_parse_idle_states(struct device_node *dn,
static inline unsigned int
of_genpd_opp_to_performance_state(struct device *dev,
struct device_node *opp_node)
struct device_node *np)
{
return 0;
}