suspend: remote: do not do suspend action under freeze mode [1/1]

PD#SWPL-2399

Problem:
Miss IR (power) key value when wakeup from freeze.

Solution:
Do not suspend/resume IR device under freeze mode

Verify:
x301_tl1

Change-Id: I7bdf0b847fa1a8b96bb2896426e15faf8143e820
Signed-off-by: Qiufang Dai <qiufang.dai@amlogic.com>

diff --git a/drivers/amlogic/input/remote/remote_meson.c b/drivers/amlogic/input/remote/remote_meson.c
index 43a360d..6a7e416 100644 (file)
--- a/drivers/amlogic/input/remote/remote_meson.c
+++ b/drivers/amlogic/input/remote/remote_meson.c
@@ -704,6 +704,9 @@ static int remote_resume(struct device *dev)
        unsigned long flags;
        unsigned char cnt;
 
+       if (is_pm_freeze_mode())
+               return 0;
+
        dev_info(dev, "remote resume\n");
        /*resume register config*/
        spin_lock_irqsave(&chip->slock, flags);
@@ -742,6 +745,9 @@ static int remote_suspend(struct device *dev)
 {
        struct remote_chip *chip = dev_get_drvdata(dev);
 
+       if (is_pm_freeze_mode())
+               return 0;
+
        dev_info(dev, "remote suspend\n");
        disable_irq(chip->irqno);
        return 0;

diff --git a/include/linux/amlogic/pm.h b/include/linux/amlogic/pm.h
index 2d71273..dd1d1d3 100644 (file)
--- a/include/linux/amlogic/pm.h
+++ b/include/linux/amlogic/pm.h
@@ -51,6 +51,8 @@ struct early_suspend {
 extern void register_early_suspend(struct early_suspend *handler);
 extern void unregister_early_suspend(struct early_suspend *handler);
 extern unsigned int lgcy_early_suspend_init(void);
+extern unsigned int is_pm_freeze_mode(void);
+
 
 #endif //CONFIG_AMLOGIC_LEGACY_EARLY_SUSPEND