static int dwc3_gadget_soft_connect(struct dwc3 *dwc)
{
+ int ret;
+
/*
* In the Synopsys DWC_usb31 1.90a programming guide section
* 4.1.9, it specifies that for a reconnect after a
* device-initiated disconnect requires a core soft reset
* (DCTL.CSftRst) before enabling the run/stop bit.
*/
- dwc3_core_soft_reset(dwc);
+ ret = dwc3_core_soft_reset(dwc);
+ if (ret)
+ return ret;
dwc3_event_buffers_setup(dwc);
__dwc3_gadget_start(dwc);
synchronize_irq(dwc->irq_gadget);
- if (!is_on) {
+ if (!is_on)
ret = dwc3_gadget_soft_disconnect(dwc);
- } else {
- /*
- * In the Synopsys DWC_usb31 1.90a programming guide section
- * 4.1.9, it specifies that for a reconnect after a
- * device-initiated disconnect requires a core soft reset
- * (DCTL.CSftRst) before enabling the run/stop bit.
- */
- ret = dwc3_core_soft_reset(dwc);
- if (ret)
- goto done;
-
- dwc3_event_buffers_setup(dwc);
- __dwc3_gadget_start(dwc);
- ret = dwc3_gadget_run_stop(dwc, true);
- }
+ else
+ ret = dwc3_gadget_soft_connect(dwc);
-done:
pm_runtime_put(dwc->dev);
return ret;