diff options
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 029cf0651564..ba444e7f9c44 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -439,8 +439,14 @@ static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep, memset(¶ms, 0x00, sizeof(params)); params.param0 = DWC3_DEPCFG_EP_TYPE(usb_endpoint_type(desc)) - | DWC3_DEPCFG_MAX_PACKET_SIZE(usb_endpoint_maxp(desc)) - | DWC3_DEPCFG_BURST_SIZE(dep->endpoint.maxburst - 1); + | DWC3_DEPCFG_MAX_PACKET_SIZE(usb_endpoint_maxp(desc)); + + /* Burst size is only needed in SuperSpeed mode */ + if (dwc->gadget.speed == USB_SPEED_SUPER) { + u32 burst = dep->endpoint.maxburst - 1; + + params.param0 |= DWC3_DEPCFG_BURST_SIZE(burst); + } if (ignore) params.param0 |= DWC3_DEPCFG_IGN_SEQ_NUM; |