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Commit 6db3812e authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: dwc3: gadget: extract dwc3_gadget_get_irq() 



Cleanup only, no functional changes.

Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
parent 4dd5a69e

drivers/usb/dwc3/gadget.c

+39 −23
Original line number Diff line number Diff line
@@ -2871,38 +2871,54 @@ static irqreturn_t dwc3_interrupt(int irq, void *_evt) 
	return dwc3_check_event_buf(evt);

}



/**

 * dwc3_gadget_init - Initializes gadget related registers

 * @dwc: pointer to our controller context structure

 *

 * Returns 0 on success otherwise negative errno.

 */

int dwc3_gadget_init(struct dwc3 *dwc)

static int dwc3_gadget_get_irq(struct dwc3 *dwc)

{

	int ret, irq;

	struct platform_device *dwc3_pdev = to_platform_device(dwc->dev);

	int irq;



	irq = platform_get_irq_byname(dwc3_pdev, "peripheral");

	if (irq > 0)

		goto out;



	if (irq == -EPROBE_DEFER)

		return irq;

		goto out;



	if (irq <= 0) {

	irq = platform_get_irq_byname(dwc3_pdev, "dwc_usb3");

	if (irq > 0)

		goto out;



	if (irq == -EPROBE_DEFER)

			return irq;

		goto out;



		if (irq <= 0) {

	irq = platform_get_irq(dwc3_pdev, 0);

			if (irq <= 0) {

				if (irq != -EPROBE_DEFER) {

					dev_err(dwc->dev,

						"missing peripheral IRQ\n");

				}

	if (irq > 0)

		goto out;



	if (irq != -EPROBE_DEFER)

		dev_err(dwc->dev, "missing peripheral IRQ\n");



	if (!irq)

		irq = -EINVAL;



out:

	return irq;

}

		}



/**

 * dwc3_gadget_init - Initializes gadget related registers

 * @dwc: pointer to our controller context structure

 *

 * Returns 0 on success otherwise negative errno.

 */

int dwc3_gadget_init(struct dwc3 *dwc)

{

	int ret;

	int irq;



	irq = dwc3_gadget_get_irq(dwc);

	if (irq < 0) {

		ret = irq;

		goto err0;

	}



	dwc->irq_gadget = irq;