diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/s3c-hsudc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/usb/gadget/s3c-hsudc.c b/drivers/usb/gadget/s3c-hsudc.c index 25829b4398d..8d54f893cef 100644 --- a/drivers/usb/gadget/s3c-hsudc.c +++ b/drivers/usb/gadget/s3c-hsudc.c @@ -1241,10 +1241,24 @@ static int s3c_hsudc_gadget_getframe(struct usb_gadget *gadget) return s3c_hsudc_read_frameno(to_hsudc(gadget)); } +static int s3c_hsudc_vbus_draw(struct usb_gadget *gadget, unsigned mA) +{ + struct s3c_hsudc *hsudc = the_controller; + + if (!hsudc) + return -ENODEV; + + if (hsudc->transceiver) + return otg_set_power(hsudc->transceiver, mA); + + return -EOPNOTSUPP; +} + static struct usb_gadget_ops s3c_hsudc_gadget_ops = { .get_frame = s3c_hsudc_gadget_getframe, .start = s3c_hsudc_start, .stop = s3c_hsudc_stop, + .vbus_draw = s3c_hsudc_vbus_draw, }; static int s3c_hsudc_probe(struct platform_device *pdev) |