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mfd: cros_ec: Send correct suspend/resume event to EC

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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 <shawnn@chromium.org>
Signed-off-by: Thierry Escande <thierry.escande@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Shawn Nematbakhsh 2017-01-13 16:04:32 +01:00 committed by Lee Jones
parent 644b2ee06d
commit 9c576bd35e
1 changed files with 6 additions and 4 deletions
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10
drivers/mfd/cros_ec.c
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@ -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)