From: Shawn Nematbakhsh Date: Fri, 13 Jan 2017 15:04:32 +0000 (+0100) Subject: mfd: cros_ec: Send correct suspend/resume event to EC X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9c576bd35ef4086f25c04ec662019c33494ee2fb;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git mfd: cros_ec: Send correct suspend/resume event to EC pm_suspend_via_firmware() will return false for platforms with ACPI disabled and ACPI is a prerequisite for S0ix support. With this patch, sleep state event sent to EC is forced to S3 if ACPI is disabled. Signed-off-by: Shawn Nematbakhsh Signed-off-by: Thierry Escande Signed-off-by: Lee Jones --- diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c index b8a50808bedb..9b66a98ba4bf 100644 --- a/drivers/mfd/cros_ec.c +++ b/drivers/mfd/cros_ec.c @@ -190,8 +190,9 @@ int cros_ec_suspend(struct cros_ec_device *ec_dev) int ret; u8 sleep_event; - sleep_event = pm_suspend_via_firmware() ? HOST_SLEEP_EVENT_S3_RESUME : - HOST_SLEEP_EVENT_S0IX_RESUME; + sleep_event = (!IS_ENABLED(CONFIG_ACPI) || pm_suspend_via_firmware()) ? + HOST_SLEEP_EVENT_S3_RESUME : + HOST_SLEEP_EVENT_S0IX_RESUME; ret = cros_ec_sleep_event(ec_dev, sleep_event); if (ret < 0) @@ -224,8 +225,9 @@ int cros_ec_resume(struct cros_ec_device *ec_dev) ec_dev->suspended = false; enable_irq(ec_dev->irq); - sleep_event = pm_suspend_via_firmware() ? HOST_SLEEP_EVENT_S3_RESUME : - HOST_SLEEP_EVENT_S0IX_RESUME; + sleep_event = (!IS_ENABLED(CONFIG_ACPI) || pm_suspend_via_firmware()) ? + HOST_SLEEP_EVENT_S3_RESUME : + HOST_SLEEP_EVENT_S0IX_RESUME; ret = cros_ec_sleep_event(ec_dev, sleep_event); if (ret < 0)