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C++ dwc3_ep0_delegate_req函数代码示例

本文整理汇总了C++中dwc3_ep0_delegate_req函数的典型用法代码示例。如果您正苦于以下问题：C++ dwc3_ep0_delegate_req函数的具体用法？C++ dwc3_ep0_delegate_req怎么用？C++ dwc3_ep0_delegate_req使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了dwc3_ep0_delegate_req函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 cfg;
	int ret;

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (dwc->dev_state) {
	case DWC3_DEFAULT_STATE:
		return -EINVAL;
		break;

	case DWC3_ADDRESS_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (!ret && cfg)
			dwc->dev_state = DWC3_CONFIGURED_STATE;
		break;

	case DWC3_CONFIGURED_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg)
			dwc->dev_state = DWC3_ADDRESS_STATE;
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:missimer，项目名称:quest-edison-uboot，代码行数:30，代码来源:dwc3_ep0.c

示例2: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 cfg;
	int ret;

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (dwc->dev_state) {
	case DWC3_DEFAULT_STATE:
		return -EINVAL;
		break;

	case DWC3_ADDRESS_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
			dwc->dev_state = DWC3_CONFIGURED_STATE;
			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	case DWC3_CONFIGURED_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg)
			dwc->dev_state = DWC3_ADDRESS_STATE;
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:AllenWeb，项目名称:linux，代码行数:33，代码来源:ep0.c

示例3: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	enum usb_device_state state = dwc->gadget.state;
	u32 cfg;
	int ret;
	u32 reg;

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (state) {
	case USB_STATE_DEFAULT:
		return -EINVAL;
		break;

	case USB_STATE_ADDRESS:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_CONFIGURED);

			if (dwc->ssphy_clear_auto_suspend_on_disconnect) {
				reg = dwc3_readl(dwc->regs,
							DWC3_GUSB3PIPECTL(0));
				reg |= DWC3_GUSB3PIPECTL_SUSPHY;
				dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0),
									reg);
			}

			if (!dwc->usb3_u1u2_disable || enable_dwc3_u1u2) {
				/*
				 * Enable transition to U1/U2 state when
				 * nothing is pending from application.
				 */
				reg = dwc3_readl(dwc->regs, DWC3_DCTL);
				reg |= (DWC3_DCTL_ACCEPTU1ENA |
							DWC3_DCTL_ACCEPTU2ENA);
				dwc3_writel(dwc->regs, DWC3_DCTL, reg);
			}

			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	case USB_STATE_CONFIGURED:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg)
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_ADDRESS);
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:auras76，项目名称:aur-kernel-XZxx，代码行数:57，代码来源:ep0.c

示例4: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	enum usb_device_state state = dwc->gadget.state;
	u32 cfg;
	int ret;
	u32 reg;

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (state) {
	case USB_STATE_DEFAULT:
		return -EINVAL;
		break;

	case USB_STATE_ADDRESS:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {

			/*
			 * only change state if set_config has already
			 * been processed. If gadget driver returns
			 * USB_GADGET_DELAYED_STATUS, we will wait
			 * to change the state on the next usb_ep_queue()
			 */
			if (ret == 0)
				usb_gadget_set_state(&dwc->gadget,
						USB_STATE_CONFIGURED);

			/*
			 * Enable transition to U1/U2 state when
			 * nothing is pending from application.
			 */
			reg = dwc3_readl(dwc->regs, DWC3_DCTL);
			reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
			dwc3_writel(dwc->regs, DWC3_DCTL, reg);

			dwc->resize_fifos = true;
			dwc3_trace(trace_dwc3_ep0, "resize FIFOs flag SET");
		}
		break;

	case USB_STATE_CONFIGURED:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg && !ret)
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_ADDRESS);
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:yiminghuang，项目名称:linux256，代码行数:54，代码来源:ep0.c

示例5: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	enum usb_device_state state = dwc->gadget.state;
	u32 cfg;
	int ret;
#ifndef CONFIG_USB_ANDROID_SAMSUNG_COMPOSITE
	u32 reg;
#endif

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (state) {
	case USB_STATE_DEFAULT:
		return -EINVAL;
		break;

	case USB_STATE_ADDRESS:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_CONFIGURED);
#ifndef CONFIG_USB_ANDROID_SAMSUNG_COMPOSITE
			/*
			 * Enable transition to U1/U2 state when
			 * nothing is pending from application.
			 */
			reg = dwc3_readl(dwc->regs, DWC3_DCTL);
			reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
			dwc3_writel(dwc->regs, DWC3_DCTL, reg);
#endif
			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	case USB_STATE_CONFIGURED:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg)
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_ADDRESS);
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:Pafcholini，项目名称:Beta_TW，代码行数:48，代码来源:ep0.c

示例6: dwc3_ep0_set_interface

static int dwc3_ep0_set_interface(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 alt_setting;
	enum usb_device_state state = dwc->gadget.state;
	int ret;

	alt_setting = le16_to_cpu(ctrl->wValue);

	ret = dwc3_ep0_delegate_req(dwc, ctrl);

	switch (state) {

	case USB_STATE_CONFIGURED:
		/* if the alt_setting matches and the alt_setting is non zero */
		if (alt_setting && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	default:
		dev_err(dwc->dev, "default case\n");
	}
	return ret;
}
开发者ID:Pafcholini，项目名称:Beta_TW，代码行数:25，代码来源:ep0.c

示例7: dwc3_ep0_std_request

static int dwc3_ep0_std_request(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret;

	switch (ctrl->bRequest) {
	case USB_REQ_GET_STATUS:
		ret = dwc3_ep0_handle_status(dwc, ctrl);
		break;
	case USB_REQ_CLEAR_FEATURE:
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 0);
		break;
	case USB_REQ_SET_FEATURE:
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 1);
		break;
	case USB_REQ_SET_ADDRESS:
		ret = dwc3_ep0_set_address(dwc, ctrl);
		break;
	case USB_REQ_SET_CONFIGURATION:
		ret = dwc3_ep0_set_config(dwc, ctrl);
		break;
	case USB_REQ_SET_SEL:
		ret = dwc3_ep0_set_sel(dwc, ctrl);
		break;
	case USB_REQ_SET_ISOCH_DELAY:
		ret = dwc3_ep0_set_isoch_delay(dwc, ctrl);
		break;
	default:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		break;
	}

	return ret;
}
开发者ID:oscardagrach，项目名称:linux，代码行数:33，代码来源:ep0.c

示例8: dwc3_ep0_inspect_setup

static void dwc3_ep0_inspect_setup(struct dwc3 *dwc,
		const struct dwc3_event_depevt *event)
{
	struct usb_ctrlrequest *ctrl = dwc->ctrl_req;
	int ret = -EINVAL;
	u32 len;

	if (!dwc->gadget_driver)
		goto out;

	len = le16_to_cpu(ctrl->wLength);
	if (!len) {
		dwc->three_stage_setup = false;
		dwc->ep0_expect_in = false;
		dwc->ep0_next_event = DWC3_EP0_NRDY_STATUS;
	} else {
		dwc->three_stage_setup = true;
		dwc->ep0_expect_in = !!(ctrl->bRequestType & USB_DIR_IN);
		dwc->ep0_next_event = DWC3_EP0_NRDY_DATA;
	}

	if ((ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD)
		ret = dwc3_ep0_std_request(dwc, ctrl);
	else
		ret = dwc3_ep0_delegate_req(dwc, ctrl);

	if (ret == USB_GADGET_DELAYED_STATUS)
		dwc->delayed_status = true;

out:
	if (ret < 0)
		dwc3_ep0_stall_and_restart(dwc);
}
开发者ID:MikeForeskin，项目名称:Vindicator-S6，代码行数:33，代码来源:ep0.c

示例9: dwc3_ep0_std_request

static int dwc3_ep0_std_request(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret;

	switch (ctrl->bRequest) {
	case USB_REQ_GET_STATUS:
		dev_vdbg(dwc->dev, "USB_REQ_GET_STATUS\n");
		ret = dwc3_ep0_handle_status(dwc, ctrl);
		break;
	case USB_REQ_CLEAR_FEATURE:
		dev_vdbg(dwc->dev, "USB_REQ_CLEAR_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 0);
		break;
	case USB_REQ_SET_FEATURE:
		dev_vdbg(dwc->dev, "USB_REQ_SET_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 1);
		break;
	case USB_REQ_SET_ADDRESS:
		dev_vdbg(dwc->dev, "USB_REQ_SET_ADDRESS\n");
		ret = dwc3_ep0_set_address(dwc, ctrl);
		break;
	case USB_REQ_SET_CONFIGURATION:
		dev_vdbg(dwc->dev, "USB_REQ_SET_CONFIGURATION\n");
		ret = dwc3_ep0_set_config(dwc, ctrl);
		break;
	default:
		dev_vdbg(dwc->dev, "Forwarding to gadget driver\n");
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		break;
	};

	return ret;
}
开发者ID:missimer，项目名称:quest-edison-uboot，代码行数:33，代码来源:dwc3_ep0.c

示例10: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	u32 cfg;
	int ret;
#ifndef CONFIG_PANTECH_SIO_TEMP	
	u32 reg;
#endif

	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (dwc->dev_state) {
	case DWC3_DEFAULT_STATE:
		return -EINVAL;
		break;

	case DWC3_ADDRESS_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
			dwc->dev_state = DWC3_CONFIGURED_STATE;
#ifndef CONFIG_PANTECH_SIO_TEMP
			/*
			 * Enable transition to U1/U2 state when
			 * nothing is pending from application.
			 */
			reg = dwc3_readl(dwc->regs, DWC3_DCTL);
			reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
			dwc3_writel(dwc->regs, DWC3_DCTL, reg);
#endif
			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	case DWC3_CONFIGURED_STATE:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg)
			dwc->dev_state = DWC3_ADDRESS_STATE;
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:CM11MOD，项目名称:android_kernel_pantech_ef60s，代码行数:45，代码来源:ep0.c

示例11: dwc3_ep0_std_request

static int dwc3_ep0_std_request(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret;
#ifdef CONFIG_DWC3_MSM_BC_12_VZW_SUPPORT
	u16	w_value = le16_to_cpu(ctrl->wValue);
#endif

	switch (ctrl->bRequest) {
	case USB_REQ_GET_STATUS:
		dev_vdbg(dwc->dev, "USB_REQ_GET_STATUS\n");
		ret = dwc3_ep0_handle_status(dwc, ctrl);
		break;
	case USB_REQ_CLEAR_FEATURE:
		dev_vdbg(dwc->dev, "USB_REQ_CLEAR_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 0);
		break;
	case USB_REQ_SET_FEATURE:
		dev_vdbg(dwc->dev, "USB_REQ_SET_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 1);
		break;
	case USB_REQ_SET_ADDRESS:
		dev_vdbg(dwc->dev, "USB_REQ_SET_ADDRESS\n");
		ret = dwc3_ep0_set_address(dwc, ctrl);
#ifdef CONFIG_DWC3_MSM_BC_12_VZW_SUPPORT
		dwc->dotg->charger->vzw_usb_config_state = VZW_USB_STATE_CONNECTED;
		queue_delayed_work(system_nrt_wq, dwc->dotg->charger->drv_check_state_wq, 0);
#endif
		break;
	case USB_REQ_SET_CONFIGURATION:
		dev_vdbg(dwc->dev, "USB_REQ_SET_CONFIGURATION\n");
#ifdef CONFIG_DWC3_MSM_BC_12_VZW_SUPPORT
		if (w_value) {
			dwc->dotg->charger->vzw_usb_config_state = VZW_USB_STATE_CONFIGURED;
			queue_delayed_work(system_nrt_wq, dwc->dotg->charger->drv_check_state_wq, 0);
		}
#endif
		ret = dwc3_ep0_set_config(dwc, ctrl);
		break;
	case USB_REQ_SET_SEL:
		dev_vdbg(dwc->dev, "USB_REQ_SET_SEL\n");
		ret = dwc3_ep0_set_sel(dwc, ctrl);
		break;
	case USB_REQ_SET_ISOCH_DELAY:
		dev_vdbg(dwc->dev, "USB_REQ_SET_ISOCH_DELAY\n");
		ret = dwc3_ep0_set_isoch_delay(dwc, ctrl);
		break;
	default:
		dev_vdbg(dwc->dev, "Forwarding to gadget driver\n");
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		break;
	};

	return ret;
}
开发者ID:Fechinator，项目名称:FechdaKernel，代码行数:54，代码来源:ep0.c

示例12: dwc3_ep0_std_request

static int dwc3_ep0_std_request(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret;

	switch (ctrl->bRequest) {
	case USB_REQ_GET_STATUS:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_GET_STATUS\n");
		ret = dwc3_ep0_handle_status(dwc, ctrl);
		break;
	case USB_REQ_CLEAR_FEATURE:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_CLEAR_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 0);
		break;
	case USB_REQ_SET_FEATURE:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_FEATURE\n");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 1);
		break;
	case USB_REQ_SET_ADDRESS:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_ADDRESS\n");
		ret = dwc3_ep0_set_address(dwc, ctrl);
		break;
	case USB_REQ_SET_CONFIGURATION:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_CONFIGURATION\n");
		ret = dwc3_ep0_set_config(dwc, ctrl);
		break;
	case USB_REQ_SET_SEL:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_SEL\n");
		ret = dwc3_ep0_set_sel(dwc, ctrl);
		break;
	case USB_REQ_SET_ISOCH_DELAY:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_ISOCH_DELAY\n");
		ret = dwc3_ep0_set_isoch_delay(dwc, ctrl);
		break;
	case USB_REQ_SET_INTERFACE:
		dev_vdbg(dwc->dev, "USB_REQ_SET_INTERFACE\n");
		dwc->start_config_issued = false;
		/* Fall through */
	default:
		dwc3_trace(trace_dwc3_ep0, "Forwarding to gadget driver\n");
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		break;
	}

	return ret;
}
开发者ID:yiminghuang，项目名称:linux256，代码行数:45，代码来源:ep0.c

示例13: dwc3_ep0_std_request

static int dwc3_ep0_std_request(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	int ret;

	switch (ctrl->bRequest) {
	case USB_REQ_GET_STATUS:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_GET_STATUS");
		ret = dwc3_ep0_handle_status(dwc, ctrl);
		break;
	case USB_REQ_CLEAR_FEATURE:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_CLEAR_FEATURE");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 0);
		break;
	case USB_REQ_SET_FEATURE:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_FEATURE");
		ret = dwc3_ep0_handle_feature(dwc, ctrl, 1);
		break;
	case USB_REQ_SET_ADDRESS:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_ADDRESS");
		ret = dwc3_ep0_set_address(dwc, ctrl);
		break;
	case USB_REQ_SET_CONFIGURATION:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_CONFIGURATION");
		ret = dwc3_ep0_set_config(dwc, ctrl);
		break;
	case USB_REQ_SET_SEL:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_SEL");
		ret = dwc3_ep0_set_sel(dwc, ctrl);
		break;
	case USB_REQ_SET_ISOCH_DELAY:
		dwc3_trace(trace_dwc3_ep0, "USB_REQ_SET_ISOCH_DELAY");
		ret = dwc3_ep0_set_isoch_delay(dwc, ctrl);
		break;
	default:
		dwc3_trace(trace_dwc3_ep0, "Forwarding to gadget driver");
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		break;
	}

	return ret;
}
开发者ID:020gzh，项目名称:linux，代码行数:41，代码来源:ep0.c

示例14: dwc3_ep0_set_config

static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
	enum usb_device_state state = dwc->gadget.state;
	u32 cfg;
	int ret;
#ifndef CONFIG_USB_ANDROID_SAMSUNG_COMPOSITE
	u32 reg;
#endif
	dwc->start_config_issued = false;
	cfg = le16_to_cpu(ctrl->wValue);

	switch (state) {
	case USB_STATE_DEFAULT:
		return -EINVAL;
		break;

	case USB_STATE_ADDRESS:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		/* if the cfg matches and the cfg is non zero */
		if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {

			/*
			 * only change state if set_config has already
			 * been processed. If gadget driver returns
			 * USB_GADGET_DELAYED_STATUS, we will wait
			 * to change the state on the next usb_ep_queue()
			 */
			if (ret == 0)
				usb_gadget_set_state(&dwc->gadget,
						USB_STATE_CONFIGURED);
#ifndef CONFIG_USB_ANDROID_SAMSUNG_COMPOSITE
			/*
			 * NEGATIVE RX DETECTION
			 * Some host controllers (e.g. Intel) perform far-end
			 * receiver termination _negative_ detection while link
			 * is in U2 state. Synopsys PIPE PHY considers this
			 * signalling as U2 LFPS exit, moves to Recovery state
			 * and waits for training sequence which never comes.
			 * This finally leads to reconnection. Starting from
			 * DWC3 core 2.30a, GCTL register has bit U2EXIT_LFPS,
			 * which improves interoperability with such HCs.
			 */
			if (dwc->revision >= DWC3_REVISION_230A) {
				/*
				 * Enable transition to U1/U2 state when
				 * nothing is pending from application.
				 */
				reg = dwc3_readl(dwc->regs, DWC3_DCTL);
				reg |= (DWC3_DCTL_ACCEPTU1ENA |
						DWC3_DCTL_ACCEPTU2ENA);
				dwc3_writel(dwc->regs, DWC3_DCTL, reg);
			}
#endif
			dwc->resize_fifos = true;
			dev_dbg(dwc->dev, "resize fifos flag SET\n");
		}
		break;

	case USB_STATE_CONFIGURED:
		ret = dwc3_ep0_delegate_req(dwc, ctrl);
		if (!cfg && !ret)
			usb_gadget_set_state(&dwc->gadget,
					USB_STATE_ADDRESS);
		break;
	default:
		ret = -EINVAL;
	}
	return ret;
}
开发者ID:MikeForeskin，项目名称:Vindicator-S6，代码行数:69，代码来源:ep0.c

示例15: dwc3_ep0_handle_feature

static int dwc3_ep0_handle_feature(struct dwc3 *dwc,
		struct usb_ctrlrequest *ctrl, int set)
{
	struct dwc3_ep		*dep;
	u32			recip;
	u32			wValue;
	u32			wIndex;
	u32			reg;
	int			ret;
	enum usb_device_state	state;

	wValue = le16_to_cpu(ctrl->wValue);
	wIndex = le16_to_cpu(ctrl->wIndex);
	recip = ctrl->bRequestType & USB_RECIP_MASK;
	state = dwc->gadget.state;

	switch (recip) {
	case USB_RECIP_DEVICE:

		switch (wValue) {
		case USB_DEVICE_REMOTE_WAKEUP:
			pr_debug("%s(): remote wakeup :%s\n", __func__,
				(set ? "enabled" : "disabled"));
			dwc->gadget.remote_wakeup = set;
			break;
		/*
		 * 9.4.1 says only only for SS, in AddressState only for
		 * default control pipe
		 */
		case USB_DEVICE_U1_ENABLE:
			if (state != USB_STATE_CONFIGURED)
				return -EINVAL;
			if (dwc->speed != DWC3_DSTS_SUPERSPEED)
				return -EINVAL;

			if (dwc->usb3_u1u2_disable && !enable_dwc3_u1u2)
				return -EINVAL;

			reg = dwc3_readl(dwc->regs, DWC3_DCTL);
			if (set)
				reg |= DWC3_DCTL_INITU1ENA;
			else
				reg &= ~DWC3_DCTL_INITU1ENA;
			dwc3_writel(dwc->regs, DWC3_DCTL, reg);
			break;

		case USB_DEVICE_U2_ENABLE:
			if (state != USB_STATE_CONFIGURED)
				return -EINVAL;
			if (dwc->speed != DWC3_DSTS_SUPERSPEED)
				return -EINVAL;

			if (dwc->usb3_u1u2_disable && !enable_dwc3_u1u2)
				return -EINVAL;

			reg = dwc3_readl(dwc->regs, DWC3_DCTL);
			if (set)
				reg |= DWC3_DCTL_INITU2ENA;
			else
				reg &= ~DWC3_DCTL_INITU2ENA;
			dwc3_writel(dwc->regs, DWC3_DCTL, reg);
			break;

		case USB_DEVICE_LTM_ENABLE:
			return -EINVAL;
			break;

		case USB_DEVICE_TEST_MODE:
			if ((wIndex & 0xff) != 0)
				return -EINVAL;
			if (!set)
				return -EINVAL;

			dwc->test_mode_nr = wIndex >> 8;
			dwc->test_mode = true;
			break;
		default:
			return -EINVAL;
		}
		break;

	case USB_RECIP_INTERFACE:
		switch (wValue) {
		case USB_INTRF_FUNC_SUSPEND:
			if (wIndex & USB_INTRF_FUNC_SUSPEND_LP)
				/* XXX enable Low power suspend */
				;
			if (wIndex & USB_INTRF_FUNC_SUSPEND_RW)
				/* XXX enable remote wakeup */
				;
			ret = dwc3_ep0_delegate_req(dwc, ctrl);
			if (ret)
				return ret;
			break;
		default:
			return -EINVAL;
		}
		break;

	case USB_RECIP_ENDPOINT:
//.........这里部分代码省略.........
开发者ID:auras76，项目名称:aur-kernel-XZxx，代码行数:101，代码来源:ep0.c


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