Ejemplos de work_to_dwc en C++ (Cpp)

Ejemplo n.º 1

Archivo: core.c Proyecto: asmalldev/linux

static void __dwc3_set_mode(struct work_struct *work)
{
	struct dwc3 *dwc = work_to_dwc(work);
	unsigned long flags;
	int ret;

	if (!dwc->desired_dr_role)
		return;

	if (dwc->desired_dr_role == dwc->current_dr_role)
		return;

	if (dwc->dr_mode != USB_DR_MODE_OTG)
		return;

	switch (dwc->current_dr_role) {
	case DWC3_GCTL_PRTCAP_HOST:
		dwc3_host_exit(dwc);
		break;
	case DWC3_GCTL_PRTCAP_DEVICE:
		dwc3_gadget_exit(dwc);
		dwc3_event_buffers_cleanup(dwc);
		break;
	default:
		break;
	}

	spin_lock_irqsave(&dwc->lock, flags);

	dwc3_set_prtcap(dwc, dwc->desired_dr_role);

	dwc->current_dr_role = dwc->desired_dr_role;

	spin_unlock_irqrestore(&dwc->lock, flags);

	switch (dwc->desired_dr_role) {
	case DWC3_GCTL_PRTCAP_HOST:
		ret = dwc3_host_init(dwc);
		if (ret)
			dev_err(dwc->dev, "failed to initialize host\n");
		break;
	case DWC3_GCTL_PRTCAP_DEVICE:
		dwc3_event_buffers_setup(dwc);
		ret = dwc3_gadget_init(dwc);
		if (ret)
			dev_err(dwc->dev, "failed to initialize peripheral\n");
		break;
	default:
		break;
	}
}

Ejemplo n.º 2

Archivo: core.c Proyecto: Xilinx/linux-xlnx

static void __dwc3_set_mode(struct work_struct *work)
{
	struct dwc3 *dwc = work_to_dwc(work);
	unsigned long flags;
	int ret;

	if (dwc->dr_mode != USB_DR_MODE_OTG)
		return;

	if (dwc->current_dr_role == DWC3_GCTL_PRTCAP_OTG)
		dwc3_otg_update(dwc, 0);

	if (!dwc->desired_dr_role)
		return;

	if (dwc->desired_dr_role == dwc->current_dr_role)
		return;

	if (dwc->desired_dr_role == DWC3_GCTL_PRTCAP_OTG && dwc->edev)
		return;

	switch (dwc->current_dr_role) {
	case DWC3_GCTL_PRTCAP_HOST:
		dwc3_host_exit(dwc);
		break;
	case DWC3_GCTL_PRTCAP_DEVICE:
		dwc3_gadget_exit(dwc);
		dwc3_event_buffers_cleanup(dwc);
		break;
	case DWC3_GCTL_PRTCAP_OTG:
		dwc3_otg_exit(dwc);
		spin_lock_irqsave(&dwc->lock, flags);
		dwc->desired_otg_role = DWC3_OTG_ROLE_IDLE;
		spin_unlock_irqrestore(&dwc->lock, flags);
		dwc3_otg_update(dwc, 1);
		break;
	default:
		break;
	}

	spin_lock_irqsave(&dwc->lock, flags);

	dwc3_set_prtcap(dwc, dwc->desired_dr_role);

	spin_unlock_irqrestore(&dwc->lock, flags);

	switch (dwc->desired_dr_role) {
	case DWC3_GCTL_PRTCAP_HOST:
		ret = dwc3_host_init(dwc);
		if (ret) {
			dev_err(dwc->dev, "failed to initialize host\n");
		} else {
			if (dwc->usb2_phy)
				otg_set_vbus(dwc->usb2_phy->otg, true);
			phy_set_mode(dwc->usb2_generic_phy, PHY_MODE_USB_HOST);
			phy_set_mode(dwc->usb3_generic_phy, PHY_MODE_USB_HOST);
			phy_calibrate(dwc->usb2_generic_phy);
		}
		break;
	case DWC3_GCTL_PRTCAP_DEVICE:
		dwc3_event_buffers_setup(dwc);

		if (dwc->usb2_phy)
			otg_set_vbus(dwc->usb2_phy->otg, false);
		phy_set_mode(dwc->usb2_generic_phy, PHY_MODE_USB_DEVICE);
		phy_set_mode(dwc->usb3_generic_phy, PHY_MODE_USB_DEVICE);

		ret = dwc3_gadget_init(dwc);
		if (ret)
			dev_err(dwc->dev, "failed to initialize peripheral\n");
		break;
	case DWC3_GCTL_PRTCAP_OTG:
		dwc3_otg_init(dwc);
		dwc3_otg_update(dwc, 0);
		break;
	default:
		break;
	}

}