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Diffstat (limited to 'include/linux/pm_domain.h')
-rw-r--r--include/linux/pm_domain.h20
1 files changed, 16 insertions, 4 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index 84f423d5633e..04dbef9847d3 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -18,9 +18,10 @@
#include <linux/spinlock.h>
/* Defines used for the flags field in the struct generic_pm_domain */
-#define GENPD_FLAG_PM_CLK (1U << 0) /* PM domain uses PM clk */
-#define GENPD_FLAG_IRQ_SAFE (1U << 1) /* PM domain operates in atomic */
-#define GENPD_FLAG_ALWAYS_ON (1U << 2) /* PM domain is always powered on */
+#define GENPD_FLAG_PM_CLK (1U << 0) /* PM domain uses PM clk */
+#define GENPD_FLAG_IRQ_SAFE (1U << 1) /* PM domain operates in atomic */
+#define GENPD_FLAG_ALWAYS_ON (1U << 2) /* PM domain is always powered on */
+#define GENPD_FLAG_ACTIVE_WAKEUP (1U << 3) /* Keep devices active if wakeup */
enum gpd_status {
GPD_STATE_ACTIVE = 0, /* PM domain is active */
@@ -35,7 +36,6 @@ struct dev_power_governor {
struct gpd_dev_ops {
int (*start)(struct device *dev);
int (*stop)(struct device *dev);
- bool (*active_wakeup)(struct device *dev);
};
struct genpd_power_state {
@@ -64,8 +64,11 @@ struct generic_pm_domain {
unsigned int device_count; /* Number of devices */
unsigned int suspended_count; /* System suspend device counter */
unsigned int prepared_count; /* Suspend counter of prepared devices */
+ unsigned int performance_state; /* Aggregated max performance state */
int (*power_off)(struct generic_pm_domain *domain);
int (*power_on)(struct generic_pm_domain *domain);
+ int (*set_performance_state)(struct generic_pm_domain *genpd,
+ unsigned int state);
struct gpd_dev_ops dev_ops;
s64 max_off_time_ns; /* Maximum allowed "suspended" time. */
bool max_off_time_changed;
@@ -121,6 +124,7 @@ struct generic_pm_domain_data {
struct pm_domain_data base;
struct gpd_timing_data td;
struct notifier_block nb;
+ unsigned int performance_state;
void *data;
};
@@ -148,6 +152,8 @@ extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
extern int pm_genpd_init(struct generic_pm_domain *genpd,
struct dev_power_governor *gov, bool is_off);
extern int pm_genpd_remove(struct generic_pm_domain *genpd);
+extern int dev_pm_genpd_set_performance_state(struct device *dev,
+ unsigned int state);
extern struct dev_power_governor simple_qos_governor;
extern struct dev_power_governor pm_domain_always_on_gov;
@@ -188,6 +194,12 @@ static inline int pm_genpd_remove(struct generic_pm_domain *genpd)
return -ENOTSUPP;
}
+static inline int dev_pm_genpd_set_performance_state(struct device *dev,
+ unsigned int state)
+{
+ return -ENOTSUPP;
+}
+
#define simple_qos_governor (*(struct dev_power_governor *)(NULL))
#define pm_domain_always_on_gov (*(struct dev_power_governor *)(NULL))
#endif