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Commit 69aa1f9f authored by Peter Chen's avatar Peter Chen Committed by Felipe Balbi
Browse files

usb: gadget: mv_udc_core: use udc-core's reset notifier 



Replace usb_gadget_driver's disconnect with udc-core's reset notifier at
bus reset handler.

Signed-off-by: default avatarPeter Chen <peter.chen@freescale.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 236e5064

drivers/usb/gadget/udc/mv_udc_core.c

+18 −1
Original line number Original line Diff line number Diff line
@@ -1307,6 +1307,23 @@ static void nuke(struct mv_ep *ep, int status) 
	}

	}

}

}





static void gadget_reset(struct mv_udc *udc, struct usb_gadget_driver *driver)

{

	struct mv_ep	*ep;



	nuke(&udc->eps[0], -ESHUTDOWN);



	list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) {

		nuke(ep, -ESHUTDOWN);

	}



	/* report reset; the driver is already quiesced */

	if (driver) {

		spin_unlock(&udc->lock);

		usb_gadget_udc_reset(&udc->gadget, driver);

		spin_lock(&udc->lock);

	}

}

/* stop all USB activities */

/* stop all USB activities */

static void stop_activity(struct mv_udc *udc, struct usb_gadget_driver *driver)

static void stop_activity(struct mv_udc *udc, struct usb_gadget_driver *driver)

{

{
@@ -1881,7 +1898,7 @@ static void irq_process_reset(struct mv_udc *udc) 
		dev_info(&udc->dev->dev, "usb bus reset\n");

		dev_info(&udc->dev->dev, "usb bus reset\n");

		udc->usb_state = USB_STATE_DEFAULT;

		udc->usb_state = USB_STATE_DEFAULT;

		/* reset all the queues, stop all USB activities */

		/* reset all the queues, stop all USB activities */

		stop_activity(udc, udc->driver);

		gadget_reset(udc, udc->driver);

	} else {

	} else {

		dev_info(&udc->dev->dev, "USB reset portsc 0x%x\n",

		dev_info(&udc->dev->dev, "USB reset portsc 0x%x\n",

			readl(&udc->op_regs->portsc));

			readl(&udc->op_regs->portsc));