usb: dwc3: gadget: make DWC3_EP_WEDGE do the right thing (5275455a) · Commits · 戴 / test

This makes DWC3_EP_WEDGE do the right thing, which is prevent DWC3_EP_WEDGE from ever being cleared by a ClearFeature(HALT) command. [ balbi@ti.com : allowed set_wedge to send SetHalt command to controller ] Signed-off-by:

Paul Zimmerman <paulz@synopsys.com> Signed-off-by:

Felipe Balbi <balbi@ti.com> Signed-off-by:

Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/dwc3/gadget.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -894,6 +894,9 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value)
		else
		dep->flags \|= DWC3_EP_STALL;
		} else {
		if (dep->flags & DWC3_EP_WEDGE)
		return 0;

		ret = dwc3_send_gadget_ep_cmd(dwc, dep->number,
		DWC3_DEPCMD_CLEARSTALL, &params);
		if (ret)
		@@ -903,6 +906,7 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value)
		else
		dep->flags &= ~DWC3_EP_STALL;
		}

		return ret;
		}

		@@ -936,7 +940,7 @@ static int dwc3_gadget_ep_set_wedge(struct usb_ep *ep)

		dep->flags \|= DWC3_EP_WEDGE;

		return usb_ep_set_halt(ep);
		return dwc3_gadget_ep_set_halt(ep, 1);
		}

		/* -------------------------------------------------------------------------- */

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