usb: dwc3: enable ACCEPT{U1,U2}ENA when SetConfiguration received
As per databook, ACCEPT{U1,U2}ENA bits should be set after receiving SetConfiguration Command. Signed-off-by: Pratyush Anand <pratyush.anand@st.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
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@ -474,6 +474,7 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
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{
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u32 cfg;
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int ret;
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u32 reg;
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dwc->start_config_issued = false;
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cfg = le16_to_cpu(ctrl->wValue);
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@ -488,6 +489,14 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
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/* if the cfg matches and the cfg is non zero */
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if (cfg && (!ret || (ret == USB_GADGET_DELAYED_STATUS))) {
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dwc->dev_state = DWC3_CONFIGURED_STATE;
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/*
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* Enable transition to U1/U2 state when
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* nothing is pending from application.
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*/
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reg = dwc3_readl(dwc->regs, DWC3_DCTL);
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reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
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dwc3_writel(dwc->regs, DWC3_DCTL, reg);
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dwc->resize_fifos = true;
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dev_dbg(dwc->dev, "resize fifos flag SET\n");
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}
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@ -2020,7 +2020,6 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc)
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reg = dwc3_readl(dwc->regs, DWC3_DCTL);
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reg &= ~DWC3_DCTL_TSTCTRL_MASK;
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reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
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dwc3_writel(dwc->regs, DWC3_DCTL, reg);
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dwc->test_mode = false;
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