power: android-battery: use freezable workqueue for monitor

Alarmtimer may execute the monitor early in the resume sequence.  Freeze the
monitor while suspended, and unfreeze after the battery charger and fuel gauge,
etc. drivers are resumed.

Change-Id: Iefda1c642d4b2440169d90d2bee2888fc70e030a
Signed-off-by: Todd Poynor <toddpoynor@google.com>

diff --git a/drivers/power/android_battery.c b/drivers/power/android_battery.c
index 5001bba28f91af89d5a7116800e3c45fda8ea86b..7befc14e3aa3aa69a23f5d9671ed1da273903971 100644 (file)
--- a/drivers/power/android_battery.c
+++ b/drivers/power/android_battery.c
@@ -627,7 +627,7 @@ static int android_bat_probe(struct platform_device *pdev)
        }
 
        battery->monitor_wqueue =
-               create_singlethread_workqueue(dev_name(&pdev->dev));
+               alloc_workqueue(dev_name(&pdev->dev), WQ_FREEZABLE, 1);
        if (!battery->monitor_wqueue) {
                dev_err(battery->dev, "%s: fail to create workqueue\n",
                                __func__);