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| author | Chenjie Luo <cjluo@google.com> | 2016-07-14 15:46:58 -0700 |
|---|---|---|
| committer | Chenjie Luo <cjluo@google.com> | 2016-07-18 16:16:45 -0700 |
| commit | 2df182d7b140d5d351ba6f4670f2cc9bc77e1846 (patch) | |
| tree | a81b475a945e4c11842f63b0d5dd93e362e81ac4 | |
| parent | a2aa3f358f55422f36982b02ff05441a808aee53 (diff) | |
| download | libhardware-2df182d7b140d5d351ba6f4670f2cc9bc77e1846.tar.gz | |
DO NOT MERGE ANYWHERE power: Adds POWER_HINT_DISABLE_TOUCH
POWER_HINT_DISABLE_TOUCH is used to hint power hal that device is
in a state that touch controller could be disabled to save power.
Bug: 30143923
Change-Id: I56c588e62afadffdb367b6e2c3115cffef51bb45
(cherry picked from commit 90db35122df088212dfef1c09af9d5470363d6c0)
| -rw-r--r-- | include/hardware/power.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/hardware/power.h b/include/hardware/power.h index 9d6ba45f..8da1f982 100644 --- a/include/hardware/power.h +++ b/include/hardware/power.h @@ -49,7 +49,8 @@ typedef enum { POWER_HINT_LOW_POWER = 0x00000005, POWER_HINT_FOREGROUND_LOAD = 0x00000006, POWER_HINT_VR_MODE = 0x00000007, - POWER_HINT_LAUNCH = 0x00000008 + POWER_HINT_LAUNCH = 0x00000008, + POWER_HINT_DISABLE_TOUCH = 0x00000009 } power_hint_t; typedef enum { @@ -129,6 +130,14 @@ typedef struct power_module { * parameter is non-zero when low power mode is activated, and zero * when deactivated. * + * POWER_HINT_DISABLE_TOUCH + * + * When device enters some special modes, e.g. theater mode in Android + * Wear, there is no touch interaction expected between device and user. + * Touch controller could be disabled in those modes to save power. + * The data parameter is non-zero when touch could be disabled, and zero + * when touch needs to be re-enabled. + * * A particular platform may choose to ignore any hint. * * availability: version 0.2 |