Esempi in C++ (Cpp) per DWC3_DCFG_DEVADDR

Esempio n. 1

File: ep0.c Progetto: MikeForeskin/Vindicator-S6

static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	enum usb_device_state state = dwc->gadget.state;
	u32 addr;
	u32 reg;

	addr = le16_to_cpu(ctrl->wValue);
	if (addr > 127) {
		dev_dbg(dwc->dev, "invalid device address %d\n", addr);
		return -EINVAL;
	}

	if (state == USB_STATE_CONFIGURED) {
		dev_dbg(dwc->dev, "trying to set address when configured\n");
		return -EINVAL;
	}

	reg = dwc3_readl(dwc->regs, DWC3_DCFG);
	reg &= ~(DWC3_DCFG_DEVADDR_MASK);
	reg |= DWC3_DCFG_DEVADDR(addr);
	dwc3_writel(dwc->regs, DWC3_DCFG, reg);

	if (addr)
		usb_gadget_set_state(&dwc->gadget, USB_STATE_ADDRESS);
	else
		usb_gadget_set_state(&dwc->gadget, USB_STATE_DEFAULT);

	return 0;
}

Esempio n. 2

File: ep0.c Progetto: Babel-builder/linux

static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 addr;
	u32 reg;

	addr = le16_to_cpu(ctrl->wValue);
	if (addr > 127) {
		dev_dbg(dwc->dev, "invalid device address %d\n", addr);
		return -EINVAL;
	}

	if (dwc->dev_state == DWC3_CONFIGURED_STATE) {
		dev_dbg(dwc->dev, "trying to set address when configured\n");
		return -EINVAL;
	}

	reg = dwc3_readl(dwc->regs, DWC3_DCFG);
	reg &= ~(DWC3_DCFG_DEVADDR_MASK);
	reg |= DWC3_DCFG_DEVADDR(addr);
	dwc3_writel(dwc->regs, DWC3_DCFG, reg);

	if (addr)
		dwc->dev_state = DWC3_ADDRESS_STATE;
	else
		dwc->dev_state = DWC3_DEFAULT_STATE;

	return 0;
}

Esempio n. 3

static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret = 0;
	u32 addr;
	u32 reg;

	addr = le16_to_cpu(ctrl->wValue);
	if (addr > 127)
		return -EINVAL;

	switch (dwc->dev_state) {
	case DWC3_DEFAULT_STATE:
	case DWC3_ADDRESS_STATE:
		/*
		 * Not sure if we should program DevAddr now or later
		 */
		reg = dwc3_readl(dwc->regs, DWC3_DCFG);
		reg &= ~(DWC3_DCFG_DEVADDR_MASK);
		reg |= DWC3_DCFG_DEVADDR(addr);
		dwc3_writel(dwc->regs, DWC3_DCFG, reg);

		if (addr)
			dwc->dev_state = DWC3_ADDRESS_STATE;
		else
			dwc->dev_state = DWC3_DEFAULT_STATE;
		break;

	case DWC3_CONFIGURED_STATE:
		ret = -EINVAL;
		break;
	}
	dwc->ep0state = EP0_IN_WAIT_NRDY;
	return ret;
}

Esempio n. 4

File: ep0.c Progetto: ashang/xpenology-3.x

static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 addr;
	u32 reg;

	addr = le16_to_cpu(ctrl->wValue);
	if (addr > 127)
		return -EINVAL;

	reg = dwc3_readl(dwc->regs, DWC3_DCFG);
	reg &= ~(DWC3_DCFG_DEVADDR_MASK);
	reg |= DWC3_DCFG_DEVADDR(addr);
	dwc3_writel(dwc->regs, DWC3_DCFG, reg);

	if (addr)
		dwc->dev_state = DWC3_ADDRESS_STATE;
	else
		dwc->dev_state = DWC3_DEFAULT_STATE;

	return 0;
}