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c8377adfa7
Add an ID and a device pointer to 'struct wakeup_source'. Use them to to expose wakeup sources statistics in sysfs under /sys/class/wakeup/wakeup<ID>/*. Co-developed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Co-developed-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Stephen Boyd <swboyd@chromium.org> Signed-off-by: Tri Vo <trong@android.com> Tested-by: Kalesh Singh <kaleshsingh@google.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
77 lines
2.3 KiB
Plaintext
77 lines
2.3 KiB
Plaintext
What: /sys/class/wakeup/
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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The /sys/class/wakeup/ directory contains pointers to all
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wakeup sources in the kernel at that moment in time.
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What: /sys/class/wakeup/.../name
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the name of the wakeup source.
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What: /sys/class/wakeup/.../active_count
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the number of times the wakeup source was
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activated.
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What: /sys/class/wakeup/.../event_count
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the number of signaled wakeup events
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associated with the wakeup source.
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What: /sys/class/wakeup/.../wakeup_count
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the number of times the wakeup source might
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abort suspend.
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What: /sys/class/wakeup/.../expire_count
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the number of times the wakeup source's
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timeout has expired.
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What: /sys/class/wakeup/.../active_time_ms
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the amount of time the wakeup source has
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been continuously active, in milliseconds. If the wakeup
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source is not active, this file contains '0'.
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What: /sys/class/wakeup/.../total_time_ms
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the total amount of time this wakeup source
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has been active, in milliseconds.
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What: /sys/class/wakeup/.../max_time_ms
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the maximum amount of time this wakeup
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source has been continuously active, in milliseconds.
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What: /sys/class/wakeup/.../last_change_ms
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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This file contains the monotonic clock time when the wakeup
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source was touched last time, in milliseconds.
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What: /sys/class/wakeup/.../prevent_suspend_time_ms
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Date: June 2019
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Contact: Tri Vo <trong@android.com>
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Description:
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The file contains the total amount of time this wakeup source
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has been preventing autosleep, in milliseconds.
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