From: Vahram Aharonyan <vahrama@xxxxxxxxxxxx>
Add a check in dwc2_hsotg_ep_sethalt() so that it does not halt
isochronous endpoints.
Signed-off-by: Vahram Aharonyan <vahrama@xxxxxxxxxxxx>
Signed-off-by: John Youn <johnyoun@xxxxxxxxxxxx>
---
drivers/usb/dwc2/gadget.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index e4e2a90..26cf09d 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2974,6 +2974,11 @@ static int dwc2_hsotg_ep_sethalt(struct usb_ep *ep, int value, bool now)
return 0;
}
+ if (hs_ep->isochronous) {
+ dev_err(hs->dev, "%s is Isochronous Endpoint\n", ep->name);
+ return -EINVAL;
+ }
+
if (!now && value && !list_empty(&hs_ep->queue)) {
dev_dbg(hs->dev, "%s request is pending, cannot halt\n",
ep->name);
--
2.8.2
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