fotg210-udc: Add missing completion handler
[ Upstream commit e55f67391fa986f7357edba0ca59e668d99c3a5f ] This is used when responding to GET_STATUS requests. Without this, it crashes on completion. Fixes: b84a8dee23fd ("usb: gadget: add Faraday fotg210_udc driver") Signed-off-by: Fabian Vogt <fabian@ritter-vogt.de> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Link: https://lore.kernel.org/r/20230123073508.2350402-2-linus.walleij@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -706,6 +706,20 @@ static int fotg210_is_epnstall(struct fotg210_ep *ep)
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return value & INOUTEPMPSR_STL_EP ? 1 : 0;
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}
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/* For EP0 requests triggered by this driver (currently GET_STATUS response) */
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static void fotg210_ep0_complete(struct usb_ep *_ep, struct usb_request *req)
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{
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struct fotg210_ep *ep;
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struct fotg210_udc *fotg210;
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ep = container_of(_ep, struct fotg210_ep, ep);
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fotg210 = ep->fotg210;
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if (req->status || req->actual != req->length) {
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dev_warn(&fotg210->gadget.dev, "EP0 request failed: %d\n", req->status);
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}
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}
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static void fotg210_get_status(struct fotg210_udc *fotg210,
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struct usb_ctrlrequest *ctrl)
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{
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@ -1172,6 +1186,8 @@ static int fotg210_udc_probe(struct platform_device *pdev)
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if (fotg210->ep0_req == NULL)
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goto err_map;
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fotg210->ep0_req->complete = fotg210_ep0_complete;
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fotg210_init(fotg210);
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fotg210_disable_unplug(fotg210);
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