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fotg210-udc: Add missing completion handler

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This is used when responding to GET_STATUS requests. Without this, it
crashes on completion.

Fixes: b84a8dee23 ("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>
This commit is contained in:
Fabian Vogt 2023-01-23 08:35:06 +01:00 committed by Greg Kroah-Hartman
parent 4ba2e7cd98
commit e55f67391f
1 changed files with 16 additions and 0 deletions
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16
drivers/usb/fotg210/fotg210-udc.c
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@ -709,6 +709,20 @@ static int fotg210_is_epnstall(struct fotg210_ep *ep)
return value & INOUTEPMPSR_STL_EP ? 1 : 0;
}
/* For EP0 requests triggered by this driver (currently GET_STATUS response) */
static void fotg210_ep0_complete(struct usb_ep *_ep, struct usb_request *req)
{
struct fotg210_ep *ep;
struct fotg210_udc *fotg210;
ep = container_of(_ep, struct fotg210_ep, ep);
fotg210 = ep->fotg210;
if (req->status || req->actual != req->length) {
dev_warn(&fotg210->gadget.dev, "EP0 request failed: %d\n", req->status);
}
}
static void fotg210_get_status(struct fotg210_udc *fotg210,
struct usb_ctrlrequest *ctrl)
{
@ -1253,6 +1267,8 @@ int fotg210_udc_probe(struct platform_device *pdev, struct fotg210 *fotg)
if (fotg210->ep0_req == NULL)
goto err_map;
fotg210->ep0_req->complete = fotg210_ep0_complete;
fotg210_init(fotg210);
fotg210_disable_unplug(fotg210);