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usb: dwc3: gadget: print device events

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This patch prints the reset/disconnect/suspend/wakeup event
for USB developer to check if the USB is reset/disconnted/
suspended/waked from USB PHY.

Signed-off-by: William Wu <william.wu@rock-chips.com>
Change-Id: I889867edc6fd4b4d2fb2927c80d55a850556a8ad
This commit is contained in:
William Wu
2021-03-08 17:57:09 +08:00
committed by Tao Huang
parent 69e3769569
commit a846281fee
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/dwc3/gadget.c
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@@ -3420,15 +3420,18 @@ static void dwc3_gadget_interrupt(struct dwc3 *dwc,
{
switch (event->type) {
case DWC3_DEVICE_EVENT_DISCONNECT:
dev_info(dwc->dev, "device disconnect\n");
dwc3_gadget_disconnect_interrupt(dwc);
break;
case DWC3_DEVICE_EVENT_RESET:
dev_info(dwc->dev, "device reset\n");
dwc3_gadget_reset_interrupt(dwc);
break;
case DWC3_DEVICE_EVENT_CONNECT_DONE:
dwc3_gadget_conndone_interrupt(dwc);
break;
case DWC3_DEVICE_EVENT_WAKEUP:
dev_info(dwc->dev, "device wakeup\n");
dwc3_gadget_wakeup_interrupt(dwc);
break;
case DWC3_DEVICE_EVENT_HIBER_REQ:
@@ -3448,6 +3451,7 @@ static void dwc3_gadget_interrupt(struct dwc3 *dwc,
* Ignore suspend event until the gadget enters into
* USB_STATE_CONFIGURED state.
*/
dev_info(dwc->dev, "device suspend\n");
if (dwc->gadget.state >= USB_STATE_CONFIGURED)
dwc3_gadget_suspend_interrupt(dwc,
event->event_info);