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-rw-r--r--Documentation/extcon/porting-android-switch-class6
1 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/extcon/porting-android-switch-class b/Documentation/extcon/porting-android-switch-class
index eb0fa5f4fe88..5377f6317961 100644
--- a/Documentation/extcon/porting-android-switch-class
+++ b/Documentation/extcon/porting-android-switch-class
@@ -25,8 +25,10 @@ MyungJoo Ham <myungjoo.ham@samsung.com>
@print_state: no change but type change (switch_dev->extcon_dev)
- switch_dev_register(sdev, dev)
- => extcon_dev_register(edev, dev)
- : no change but type change (sdev->edev)
+ => extcon_dev_register(edev)
+ : type change (sdev->edev)
+ : remove second param('dev'). if edev has parent device, should store
+ 'dev' to 'edev.dev.parent' before registering extcon device
- switch_dev_unregister(sdev)
=> extcon_dev_unregister(edev)
: no change but type change (sdev->edev)