[PATCH 2/2] extcon: palmas: Don't miss GPIO events during suspend/resume

From: Roger Quadros
Date: Wed Feb 15 2017 - 07:31:51 EST


The USB cable state can change during suspend/resume
so be sure to check and update the extcon state.

Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
drivers/extcon/extcon-palmas.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c
index 634ba70..97bacb4 100644
--- a/drivers/extcon/extcon-palmas.c
+++ b/drivers/extcon/extcon-palmas.c
@@ -408,6 +408,12 @@ static int palmas_usb_resume(struct device *dev)
if (palmas_usb->enable_gpio_id_detection)
disable_irq_wake(palmas_usb->gpio_id_irq);
}
+
+ /* check if GPIO states changed while suspend/resume */
+ if (palmas_usb->enable_gpio_vbus_detection)
+ palmas_vbus_irq_handler(palmas_usb->gpio_vbus_irq, palmas_usb);
+ palmas_gpio_id_detect(&palmas_usb->wq_detectid.work);
+
return 0;
};
#endif
--
2.7.4