Commit graph

3 commits

Author SHA1 Message Date
Dmitry Shmidt
f141171d7d power: Add check_wakeup_reason() to verify wakeup source irq
Wakeup reason is set before driver resume handlers are called.
It is cleared before driver suspend handlers are called, on
PM_SUSPEND_PREPARE.

Change-Id: I04218c9b0c115a7877e8029c73e6679ff82e0aa4
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
2014-11-04 10:47:40 -08:00
Ruchi Kandoi
7af7a7d021 power: Adds functionality to log the last suspend abort reason.
Extends the last_resume_reason to log suspend abort reason. The abort
reasons will have "Abort:" appended at the start to distinguish itself
from the resume reason.

Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>
Change-Id: I3207f1844e3d87c706dfc298fb10e1c648814c5f
2014-10-29 10:36:27 -07:00
Ruchi Kandoi
520bc0723d Power: add an API to log wakeup reasons
Add API log_wakeup_reason() and expose it to userspace via sysfs path
/sys/kernel/wakeup_reasons/last_resume_reason

Change-Id: I81addaf420f1338255c5d0638b0d244a99d777d1
Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>
2014-02-20 02:43:15 +00:00