From: Li Jun <jun.li@nxp.com>
Date: Mon, 4 Sep 2017 15:14:01 +0000 (+0800)
Subject: usb: chipidea: do charger detection in vbus session
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fc5b920c3b9bbe9bf05aeb1c497643608ecb656b;p=linux.git

usb: chipidea: do charger detection in vbus session

In case the usb phy has the capability to detect usb charger type,
do it when vbus is on.

Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
---

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index fe8a90543ea37..daffa5ed396d0 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1526,6 +1526,10 @@ static int ci_udc_vbus_session(struct usb_gadget *_gadget, int is_active)
 		gadget_ready = 1;
 	spin_unlock_irqrestore(&ci->lock, flags);
 
+	if (ci->usb_phy)
+		usb_phy_set_charger_state(ci->usb_phy, is_active ?
+			USB_CHARGER_PRESENT : USB_CHARGER_ABSENT);
+
 	if (gadget_ready) {
 		if (is_active) {
 			pm_runtime_get_sync(&_gadget->dev);