Mark chromeos_tbmc as wake capable and report wake events. This helps to
abort suspend on seeing a tablet mode switch event when kernel is
suspending. This also helps identifying if chroemos_tbmc is the wake
source.

Signed-off-by: Ravi Chandra Sadineni <ravisadin...@chromium.org>
---
 drivers/platform/chrome/chromeos_tbmc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/platform/chrome/chromeos_tbmc.c 
b/drivers/platform/chrome/chromeos_tbmc.c
index ce259ec9f990..d1cf8f3463ce 100644
--- a/drivers/platform/chrome/chromeos_tbmc.c
+++ b/drivers/platform/chrome/chromeos_tbmc.c
@@ -47,6 +47,7 @@ static __maybe_unused int chromeos_tbmc_resume(struct device 
*dev)
 
 static void chromeos_tbmc_notify(struct acpi_device *adev, u32 event)
 {
+       acpi_pm_wakeup_event(&adev->dev);
        switch (event) {
        case 0x80:
                chromeos_tbmc_query_switch(adev, adev->driver_data);
@@ -90,6 +91,7 @@ static int chromeos_tbmc_add(struct acpi_device *adev)
                dev_err(dev, "cannot register input device\n");
                return ret;
        }
+       device_init_wakeup(dev, true);
        return 0;
 }
 
-- 
2.21.0

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