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| author | Randall Spangler <rspangler@chromium.org> | 2012-05-21 16:20:33 -0700 |
|---|---|---|
| committer | Randall Spangler <rspangler@chromium.org> | 2012-05-21 16:30:12 -0700 |
| commit | 990c8b39e1134bef2599dfc1402bc24b54a7e824 (patch) | |
| tree | 6f682f65b6bc32614dd2eae022bfbeba30d13df9 /include/power_button.h | |
| parent | 790d3d87216cb2d00b76f941cd6bcc80c3741069 (diff) | |
| download | chrome-ec-990c8b39e1134bef2599dfc1402bc24b54a7e824.tar.gz | |
Disable touchscreen when lid is closed and in S3
(Touchscreen was already disabled in S5)
Signed-off-by: Randall Spangler <rspangler@chromium.org>
BUG=chrome-os-partner:9736
TEST=from console, 'gpioget touchscreen_resetn' in these cases:
1) system is off -> 0
2) system is on with lid open -> 1
3) system is on with lid closed -> 1
4) system is suspended with lid open -> 1
5) system is suspended with lid closed -> 1
6) system is shut back down -> 0
7) suspend system with lid open, THEN close lid -> 0
Change-Id: I5fc80b72ea9dcfbf11f5280d79ae805c2ef1b6df
Diffstat (limited to 'include/power_button.h')
| -rw-r--r-- | include/power_button.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/power_button.h b/include/power_button.h index 7a2283da9b..3bdb8a639d 100644 --- a/include/power_button.h +++ b/include/power_button.h @@ -21,4 +21,8 @@ void power_button_task(void); /* Return non-zero if AC power is present. */ int power_ac_present(void); +/* Return non-zero if lid is open. Uses the debounced lid state, not the raw + * signal from the GPIO. */ +int power_lid_open_debounced(void); + #endif /* __CROS_EC_POWER_BUTTON_H */ |