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This document provides a general guideline on the power management features of RDK Video platform.
RDK currrently supports 4 power modes
Mode | Detais | State Transition | Reference APIs |
---|
ON | - Box will be in full power mode
- All services will be running.
- Logs will be written to persistent device directly
| To/From *Decided by application manager *IR/Bluetooth/CEC input | setPowerState onSystemPowerStateChanged |
Lightsleep/ standby | - Box is fully functional, none of the services are disabled.
- video/graphics display is turned off
- Audio will be muted.
- Applications can decide on what the behavior should be on standby mode.
- Logs will be written to RAM and are periodically flushed to persistence.
| To - Application manager can enter into this state based on the user/system inactivity. User inactivity is no key inputs from user, while system inactivity includes no audio/video playback
From | setPreferredStandbyMode setPowerState onSystemPowerStateChanged |
Deepsleep (w/o n/w support) | - video/graphics display is turned off
- Audio is muted
- All CPU activity is suspended
- Ethernet port and WiFi radio are disabled
- All input ports other than HDMI-CEC are disabled
- Bluetooth remains ON for keypress input only
- IR remains ON
- HDMI-CEC is retained
- System time is retained
| To - If the setpreferredstandbymode is set and application manager puts the box to standby due to inactivity
- IR/Bluetooth/CEC input
From - One of the wakeup sources
| setPreferredStandbyMode setPowerState onSystemPowerStateChanged setWakeupSrcConfiguration setDeepSleepTimer |
Deepsleep (n/w supported) | - video/graphics display is turned off
- Audio is muted
- All CPU activity is suspended
- Ethernet port and WiFi radio are enabled
- All input ports other than HDMI-CEC are disabled
- Bluetooth remains ON for keypress input only
- IR remains ON
- HDMI-CEC is retained
- System time is retained
| To - If the setpreferredstandbymode is set and application manager puts the box to standby due to inactivity
- IR/Bluetooth/CEC input
From - One of the wakeup sources
| setPreferredStandbyMode setPowerState onSystemPowerStateChanged setWakeupSrcConfiguration setDeepSleepTimer |
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