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usb: dwc3: enable ACCEPT{U1,U2}ENA when SetConfiguration received

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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>
This commit is contained in:
Pratyush Anand 2012-07-02 10:21:54 +05:30 committed by Felipe Balbi
parent dd864f20b3
commit e274a31e29
2 changed files with 9 additions and 1 deletions
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9
drivers/usb/dwc3/ep0.c
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@ -474,6 +474,7 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
{
u32 cfg;
int ret;
u32 reg;
dwc->start_config_issued = false;
cfg = le16_to_cpu(ctrl->wValue);
@ -488,6 +489,14 @@ static int dwc3_ep0_set_config(struct dwc3 *dwc, struct usb_ctrlrequest *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;
/*
* 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");
}

1
drivers/usb/dwc3/gadget.c
View File

@ -2020,7 +2020,6 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc)
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
reg &= ~DWC3_DCTL_TSTCTRL_MASK;
reg |= (DWC3_DCTL_ACCEPTU1ENA | DWC3_DCTL_ACCEPTU2ENA);
dwc3_writel(dwc->regs, DWC3_DCTL, reg);
dwc->test_mode = false;