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UPSTREAM: usb: dwc2: gadget: Do not halt isochronous endpoints

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Add a check in dwc2_hsotg_ep_sethalt() so that it does not halt
isochronous endpoints.

Change-Id: I72d5cf2ba7fb6cfa8ab8e33d16c4e3b33ce31e4f
Signed-off-by: Vahram Aharonyan <vahrama@synopsys.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Huang, Tao <huangtao@rock-chips.com>
(cherry picked from commit 15186f1011)
This commit is contained in:
Vahram Aharonyan
2016-05-23 22:41:59 -07:00
committed by Huang, Tao
parent 5ce894611b
commit 4e33319307
1 changed files with 5 additions and 0 deletions
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5
drivers/usb/dwc2/gadget.c
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@@ -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);