diff options
Diffstat (limited to 'drivers/usb/gadget/udc/goku_udc.c')
| -rw-r--r-- | drivers/usb/gadget/udc/goku_udc.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/usb/gadget/udc/goku_udc.c b/drivers/usb/gadget/udc/goku_udc.c index 46b8d14998cf..1fdfec14a3ba 100644 --- a/drivers/usb/gadget/udc/goku_udc.c +++ b/drivers/usb/gadget/udc/goku_udc.c @@ -990,6 +990,35 @@ static int goku_get_frame(struct usb_gadget *_gadget) return -EOPNOTSUPP; } +static struct usb_ep *goku_match_ep(struct usb_gadget *g, + struct usb_endpoint_descriptor *desc, + struct usb_ss_ep_comp_descriptor *ep_comp) +{ + struct goku_udc *dev = to_goku_udc(g); + struct usb_ep *ep; + + switch (usb_endpoint_type(desc)) { + case USB_ENDPOINT_XFER_INT: + /* single buffering is enough */ + ep = &dev->ep[3].ep; + if (usb_gadget_ep_match_desc(g, ep, desc, ep_comp)) + return ep; + break; + case USB_ENDPOINT_XFER_BULK: + if (usb_endpoint_dir_in(desc)) { + /* DMA may be available */ + ep = &dev->ep[2].ep; + if (usb_gadget_ep_match_desc(g, ep, desc, ep_comp)) + return ep; + } + break; + default: + /* nothing */ ; + } + + return NULL; +} + static int goku_udc_start(struct usb_gadget *g, struct usb_gadget_driver *driver); static int goku_udc_stop(struct usb_gadget *g); @@ -998,6 +1027,7 @@ static const struct usb_gadget_ops goku_ops = { .get_frame = goku_get_frame, .udc_start = goku_udc_start, .udc_stop = goku_udc_stop, + .match_ep = goku_match_ep, // no remote wakeup // not selfpowered }; |
