diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/pm.h | 1 | ||||
| -rw-r--r-- | include/linux/pm_qos.h | 12 |
2 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/pm.h b/include/linux/pm.h index 8c6583a53a06..db2be5f3e030 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -582,6 +582,7 @@ struct dev_pm_info { unsigned long accounting_timestamp; #endif struct pm_subsys_data *subsys_data; /* Owned by the subsystem. */ + void (*set_latency_tolerance)(struct device *, s32); struct dev_pm_qos *qos; }; diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h index 2d8ce50877d8..0b476019be55 100644 --- a/include/linux/pm_qos.h +++ b/include/linux/pm_qos.h @@ -33,6 +33,9 @@ enum pm_qos_flags_status { #define PM_QOS_NETWORK_LAT_DEFAULT_VALUE (2000 * USEC_PER_SEC) #define PM_QOS_NETWORK_THROUGHPUT_DEFAULT_VALUE 0 #define PM_QOS_RESUME_LATENCY_DEFAULT_VALUE 0 +#define PM_QOS_LATENCY_TOLERANCE_DEFAULT_VALUE 0 +#define PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT (-1) +#define PM_QOS_LATENCY_ANY ((s32)(~(__u32)0 >> 1)) #define PM_QOS_FLAG_NO_POWER_OFF (1 << 0) #define PM_QOS_FLAG_REMOTE_WAKEUP (1 << 1) @@ -50,6 +53,7 @@ struct pm_qos_flags_request { enum dev_pm_qos_req_type { DEV_PM_QOS_RESUME_LATENCY = 1, + DEV_PM_QOS_LATENCY_TOLERANCE, DEV_PM_QOS_FLAGS, }; @@ -89,8 +93,10 @@ struct pm_qos_flags { struct dev_pm_qos { struct pm_qos_constraints resume_latency; + struct pm_qos_constraints latency_tolerance; struct pm_qos_flags flags; struct dev_pm_qos_request *resume_latency_req; + struct dev_pm_qos_request *latency_tolerance_req; struct dev_pm_qos_request *flags_req; }; @@ -196,6 +202,8 @@ void dev_pm_qos_hide_latency_limit(struct device *dev); int dev_pm_qos_expose_flags(struct device *dev, s32 value); void dev_pm_qos_hide_flags(struct device *dev); int dev_pm_qos_update_flags(struct device *dev, s32 mask, bool set); +s32 dev_pm_qos_get_user_latency_tolerance(struct device *dev); +int dev_pm_qos_update_user_latency_tolerance(struct device *dev, s32 val); static inline s32 dev_pm_qos_requested_resume_latency(struct device *dev) { @@ -215,6 +223,10 @@ static inline int dev_pm_qos_expose_flags(struct device *dev, s32 value) static inline void dev_pm_qos_hide_flags(struct device *dev) {} static inline int dev_pm_qos_update_flags(struct device *dev, s32 m, bool set) { return 0; } +static inline s32 dev_pm_qos_get_user_latency_tolerance(struct device *dev) + { return PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT; } +static inline int dev_pm_qos_update_user_latency_tolerance(struct device *dev, s32 val) + { return 0; } static inline s32 dev_pm_qos_requested_resume_latency(struct device *dev) { return 0; } static inline s32 dev_pm_qos_requested_flags(struct device *dev) { return 0; } |