| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 024/131] extcon: usb-gpio: Dont miss event during suspend/resume | Date | Mon, 1 Apr 2019 19:01:34 +0200 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: Roger Quadros <rogerq@ti.com>
commit 04c080080855ce84dcd490a2e04805608a21085d upstream.
Pin state might have changed during suspend/resume while our interrupts were disabled and if device doesn't support wakeup.
Scan for change during resume for such case.
Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/extcon/extcon-usb-gpio.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/extcon/extcon-usb-gpio.c +++ b/drivers/extcon/extcon-usb-gpio.c @@ -192,6 +192,9 @@ static int usb_extcon_resume(struct devi } enable_irq(info->id_irq); + if (!device_may_wakeup(dev)) + queue_delayed_work(system_power_efficient_wq, + &info->wq_detcable, 0); return ret; }
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