diff options
| author | Wenkai Du <wenkai.du@intel.com> | 2018-02-22 13:21:17 -0800 |
|---|---|---|
| committer | Benson Leung <bleung@chromium.org> | 2018-04-09 22:57:46 -0700 |
| commit | d6542b3916582375dde30344611fa920f51aed45 (patch) | |
| tree | cec77e33609cc3011e8306e83bde444792c3c712 /drivers/platform | |
| parent | 3eb2ce825ea1ad89d20f7a3b5780df850e4be274 (diff) | |
| download | linux-d6542b3916582375dde30344611fa920f51aed45.tar.bz2 | |
platform/chrome: cros_ec_lpc: wake up from s2idle on Chrome EC
Chrome platform installed a Chrome EC notify handler which prevents
default EC GPE handler getting called. Add pm_system_wakeup to the
Chrome EC notify handler so wake up from s2idle can happen.
Suggested-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Wenkai Du <wenkai.du@intel.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
Diffstat (limited to 'drivers/platform')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_lpc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c index af89e82eecd2..2a40c2b1a7ff 100644 --- a/drivers/platform/chrome/cros_ec_lpc.c +++ b/drivers/platform/chrome/cros_ec_lpc.c @@ -31,6 +31,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/printk.h> +#include <linux/suspend.h> #define DRV_NAME "cros_ec_lpcs" #define ACPI_DRV_NAME "GOOG0004" @@ -235,6 +236,9 @@ static void cros_ec_lpc_acpi_notify(acpi_handle device, u32 value, void *data) cros_ec_get_next_event(ec_dev, NULL) > 0) blocking_notifier_call_chain(&ec_dev->event_notifier, 0, ec_dev); + + if (value == ACPI_NOTIFY_DEVICE_WAKE) + pm_system_wakeup(); } static int cros_ec_lpc_probe(struct platform_device *pdev) |