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authorjinqian <jinqian@google.com>2015-03-25 16:18:44 -0700
committerJohn Stultz <john.stultz@linaro.org>2016-02-16 13:53:40 -0800
commit1cc3aac268e3ad3511f7e55f993f90cda426e7dd (patch)
tree1a0adfe10502d4fd059d3fe3dd703345be53a900 /Documentation/ABI/testing
parente710ba39fabd14b7236b42c00a33e105a04e5245 (diff)
Power: Report suspend times from last_suspend_time
This node epxorts two values separated by space. From left to right: 1. time spent in suspend/resume process 2. time spent sleep in suspend state Change-Id: I2cb9a9408a5fd12166aaec11b935a0fd6a408c63
Diffstat (limited to 'Documentation/ABI/testing')
-rw-r--r--Documentation/ABI/testing/sysfs-kernel-wakeup_reasons16
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-kernel-wakeup_reasons b/Documentation/ABI/testing/sysfs-kernel-wakeup_reasons
new file mode 100644
index 000000000000..acb19b91c192
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-kernel-wakeup_reasons
@@ -0,0 +1,16 @@
+What: /sys/kernel/wakeup_reasons/last_resume_reason
+Date: February 2014
+Contact: Ruchi Kandoi <kandoiruchi@google.com>
+Description:
+ The /sys/kernel/wakeup_reasons/last_resume_reason is
+ used to report wakeup reasons after system exited suspend.
+
+What: /sys/kernel/wakeup_reasons/last_suspend_time
+Date: March 2015
+Contact: jinqian <jinqian@google.com>
+Description:
+ The /sys/kernel/wakeup_reasons/last_suspend_time is
+ used to report time spent in last suspend cycle. It contains
+ two numbers (in seconds) separated by space. First number is
+ the time spent in suspend and resume processes. Second number
+ is the time spent in sleep state. \ No newline at end of file