diff options
Diffstat (limited to 'include/linux/pm_qos.h')
| -rw-r--r-- | include/linux/pm_qos.h | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h index 0f65d36c2a75..ff49ab3516b1 100644 --- a/include/linux/pm_qos.h +++ b/include/linux/pm_qos.h @@ -9,6 +9,8 @@ #include <linux/miscdevice.h> #include <linux/device.h> #include <linux/workqueue.h> +#include <linux/cpumask.h> +#include <linux/interrupt.h> enum { PM_QOS_RESERVED = 0, @@ -42,7 +44,22 @@ enum pm_qos_flags_status { #define PM_QOS_FLAG_NO_POWER_OFF (1 << 0) #define PM_QOS_FLAG_REMOTE_WAKEUP (1 << 1) +enum pm_qos_req_type { + PM_QOS_REQ_ALL_CORES = 0, + PM_QOS_REQ_AFFINE_CORES, +#ifdef CONFIG_SMP + PM_QOS_REQ_AFFINE_IRQ, +#endif +}; + struct pm_qos_request { + enum pm_qos_req_type type; + struct cpumask cpus_affine; +#ifdef CONFIG_SMP + uint32_t irq; + /* Internal structure members */ + struct irq_affinity_notify irq_notify; +#endif struct plist_node node; int pm_qos_class; struct delayed_work work; /* for pm_qos_update_request_timeout */ @@ -62,7 +79,7 @@ enum dev_pm_qos_req_type { struct dev_pm_qos_request { enum dev_pm_qos_req_type type; union { - struct plist_node pnode; + struct pm_qos_request lat; struct pm_qos_flags_request flr; } data; struct device *dev; @@ -83,6 +100,7 @@ enum pm_qos_type { struct pm_qos_constraints { struct plist_head list; s32 target_value; /* Do not change to 64 bit */ + s32 target_per_cpu[NR_CPUS]; s32 default_value; s32 no_constraint_value; enum pm_qos_type type; @@ -115,8 +133,9 @@ static inline int dev_pm_qos_request_active(struct dev_pm_qos_request *req) return req->dev != NULL; } -int pm_qos_update_target(struct pm_qos_constraints *c, struct plist_node *node, - enum pm_qos_req_action action, int value); +int pm_qos_update_target(struct pm_qos_constraints *c, + struct pm_qos_request *req, + enum pm_qos_req_action action, int value); bool pm_qos_update_flags(struct pm_qos_flags *pqf, struct pm_qos_flags_request *req, enum pm_qos_req_action action, s32 val); @@ -129,6 +148,8 @@ void pm_qos_update_request_timeout(struct pm_qos_request *req, void pm_qos_remove_request(struct pm_qos_request *req); int pm_qos_request(int pm_qos_class); +int pm_qos_request_for_cpu(int pm_qos_class, int cpu); +int pm_qos_request_for_cpumask(int pm_qos_class, struct cpumask *mask); int pm_qos_add_notifier(int pm_qos_class, struct notifier_block *notifier); int pm_qos_remove_notifier(int pm_qos_class, struct notifier_block *notifier); int pm_qos_request_active(struct pm_qos_request *req); @@ -166,7 +187,7 @@ void dev_pm_qos_hide_latency_tolerance(struct device *dev); static inline s32 dev_pm_qos_requested_resume_latency(struct device *dev) { - return dev->power.qos->resume_latency_req->data.pnode.prio; + return dev->power.qos->resume_latency_req->data.lat.node.prio; } static inline s32 dev_pm_qos_requested_flags(struct device *dev) |