diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index aebcf8ec0716..47809835e163 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2530,11 +2530,19 @@ static void dwc3_gadget_set_ssp_rate(struct usb_gadget *g, static int dwc3_gadget_vbus_draw(struct usb_gadget *g, unsigned int mA) { struct dwc3 *dwc = gadget_to_dwc(g); + union power_supply_propval val = {0}; + int ret; if (dwc->usb2_phy) return usb_phy_set_power(dwc->usb2_phy, mA); - return 0; + if (!dwc->usb_psy) + return -EOPNOTSUPP; + + val.intval = mA; + ret = power_supply_set_property(dwc->usb_psy, POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val); + + return ret; } static const struct usb_gadget_ops dwc3_gadget_ops = { |