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PM / OPP: Introduce dev_pm_opp_get_max_volt_latency()

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In few use cases (like: cpufreq), it is desired to get the maximum
voltage latency for changing OPPs. Add support for that.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar
2016-02-09 10:30:35 +05:30
committed by Rafael J. Wysocki
parent 7d34d56ef3
commit 655c9df961
2 changed files with 65 additions and 0 deletions
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6
include/linux/pm_opp.h
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@@ -34,6 +34,7 @@ bool dev_pm_opp_is_turbo(struct dev_pm_opp *opp);
int dev_pm_opp_get_opp_count(struct device *dev);
unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev);
unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev);
struct dev_pm_opp *dev_pm_opp_get_suspend_opp(struct device *dev);
struct dev_pm_opp *dev_pm_opp_find_freq_exact(struct device *dev,
@@ -88,6 +89,11 @@ static inline unsigned long dev_pm_opp_get_max_clock_latency(struct device *dev)
return 0;
}
static inline unsigned long dev_pm_opp_get_max_volt_latency(struct device *dev)
{
return 0;
}
static inline struct dev_pm_opp *dev_pm_opp_get_suspend_opp(struct device *dev)
{
return NULL;