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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2011-12-01 03:02:10 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-12-02 00:47:58 +0400 |
| commit | 221e9b58380abdd6c05e11b4538597e2586ee141 (patch) | |
| tree | acc8e06b6f05050f5deec0c90e6fe63a8a09bdf1 /include/linux/pm_domain.h | |
| parent | b02c999ac325e977585abeb4caf6e0a2ee21e30b (diff) | |
| download | linux-221e9b58380abdd6c05e11b4538597e2586ee141.tar.xz | |
PM / Domains: Add default power off governor function (v4)
Add a function deciding whether or not a given PM domain should
be powered off on the basis of the PM QoS constraints of devices
belonging to it and their PM QoS timing data.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'include/linux/pm_domain.h')
| -rw-r--r-- | include/linux/pm_domain.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index f6745c213a57..cc1a2450ff7b 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -61,8 +61,13 @@ struct generic_pm_domain { bool suspend_power_off; /* Power status before system suspend */ bool dev_irq_safe; /* Device callbacks are IRQ-safe */ int (*power_off)(struct generic_pm_domain *domain); + s64 power_off_latency_ns; int (*power_on)(struct generic_pm_domain *domain); + s64 power_on_latency_ns; struct gpd_dev_ops dev_ops; + s64 break_even_ns; /* Power break even for the entire domain. */ + s64 max_off_time_ns; /* Maximum allowed "suspended" time. */ + ktime_t power_off_time; }; static inline struct generic_pm_domain *pd_to_genpd(struct dev_pm_domain *pd) @@ -80,6 +85,8 @@ struct gpd_link { struct gpd_timing_data { s64 stop_latency_ns; s64 start_latency_ns; + s64 save_state_latency_ns; + s64 restore_state_latency_ns; s64 break_even_ns; }; |