Re: [PATCH v6 2/4] usb: gadget: Refactor request completion
From: Robert Baldyga
Date: Mon Sep 29 2014 - 04:50:19 EST
Hi,
On 09/24/2014 10:43 PM, Michal Sojka wrote:
> Use the recently introduced usb_gadget_giveback_request() in favor of
> direct invocation of the completion routine.
>
> All places in drivers/usb/ matching "[-.]complete(" were replaced with a
> call to usb_gadget_giveback_request(). This was compile-tested with all
> ARM drivers enabled and runtime-tested for musb.
>
> Signed-off-by: Michal Sojka <sojka@xxxxxxxxx>
> ---
> drivers/usb/chipidea/udc.c | 6 +++---
> drivers/usb/dwc2/gadget.c | 6 +++---
> drivers/usb/dwc3/gadget.c | 2 +-
> drivers/usb/gadget/udc/amd5536udc.c | 2 +-
> drivers/usb/gadget/udc/at91_udc.c | 2 +-
> drivers/usb/gadget/udc/atmel_usba_udc.c | 4 ++--
> drivers/usb/gadget/udc/bcm63xx_udc.c | 2 +-
> drivers/usb/gadget/udc/dummy_hcd.c | 10 +++++-----
> drivers/usb/gadget/udc/fotg210-udc.c | 2 +-
> drivers/usb/gadget/udc/fsl_qe_udc.c | 6 +-----
> drivers/usb/gadget/udc/fsl_udc_core.c | 6 ++----
> drivers/usb/gadget/udc/fusb300_udc.c | 2 +-
> drivers/usb/gadget/udc/goku_udc.c | 2 +-
> drivers/usb/gadget/udc/gr_udc.c | 2 +-
> drivers/usb/gadget/udc/lpc32xx_udc.c | 2 +-
> drivers/usb/gadget/udc/m66592-udc.c | 2 +-
> drivers/usb/gadget/udc/mv_u3d_core.c | 8 ++------
> drivers/usb/gadget/udc/mv_udc_core.c | 8 ++------
> drivers/usb/gadget/udc/net2272.c | 2 +-
> drivers/usb/gadget/udc/net2280.c | 2 +-
> drivers/usb/gadget/udc/omap_udc.c | 2 +-
> drivers/usb/gadget/udc/pch_udc.c | 2 +-
> drivers/usb/gadget/udc/pxa25x_udc.c | 2 +-
> drivers/usb/gadget/udc/pxa27x_udc.c | 2 +-
> drivers/usb/gadget/udc/r8a66597-udc.c | 2 +-
> drivers/usb/gadget/udc/s3c-hsudc.c | 3 +--
> drivers/usb/gadget/udc/s3c2410_udc.c | 2 +-
> drivers/usb/musb/musb_gadget.c | 2 +-
> drivers/usb/renesas_usbhs/mod_gadget.c | 2 +-
> 29 files changed, 41 insertions(+), 56 deletions(-)
>
> diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
> index b8125aa..0444d3f 100644
> --- a/drivers/usb/chipidea/udc.c
> +++ b/drivers/usb/chipidea/udc.c
> @@ -627,7 +627,7 @@ __acquires(hwep->lock)
>
> if (hwreq->req.complete != NULL) {
> spin_unlock(hwep->lock);
> - hwreq->req.complete(&hwep->ep, &hwreq->req);
> + usb_gadget_giveback_request(&hwep->ep, &hwreq->req);
> spin_lock(hwep->lock);
> }
> }
> @@ -922,7 +922,7 @@ __acquires(hwep->lock)
> if ((hwep->type == USB_ENDPOINT_XFER_CONTROL) &&
> hwreq->req.length)
> hweptemp = hwep->ci->ep0in;
> - hwreq->req.complete(&hweptemp->ep, &hwreq->req);
> + usb_gadget_giveback_request(&hweptemp->ep, &hwreq->req);
> spin_lock(hwep->lock);
> }
> }
> @@ -1347,7 +1347,7 @@ static int ep_dequeue(struct usb_ep *ep, struct usb_request *req)
>
> if (hwreq->req.complete != NULL) {
> spin_unlock(hwep->lock);
> - hwreq->req.complete(&hwep->ep, &hwreq->req);
> + usb_gadget_giveback_request(&hwep->ep, &hwreq->req);
> spin_lock(hwep->lock);
> }
>
> diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
> index ce6071d..ada5f30 100644
> --- a/drivers/usb/dwc2/gadget.c
> +++ b/drivers/usb/dwc2/gadget.c
> @@ -987,8 +987,8 @@ static int s3c_hsotg_process_req_feature(struct s3c_hsotg *hsotg,
> hs_req = ep->req;
> ep->req = NULL;
> list_del_init(&hs_req->queue);
> - hs_req->req.complete(&ep->ep,
> - &hs_req->req);
> + usb_gadget_giveback_request(&ep->ep,
> + &hs_req->req);
> }
>
> /* If we have pending request, then start it */
> @@ -1245,7 +1245,7 @@ static void s3c_hsotg_complete_request(struct s3c_hsotg *hsotg,
>
> if (hs_req->req.complete) {
> spin_unlock(&hsotg->lock);
> - hs_req->req.complete(&hs_ep->ep, &hs_req->req);
> + usb_gadget_giveback_request(&hs_ep->ep, &hs_req->req);
> spin_lock(&hsotg->lock);
> }
>
> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
> index 490a6ca..45f1dfc 100644
> --- a/drivers/usb/dwc3/gadget.c
> +++ b/drivers/usb/dwc3/gadget.c
> @@ -268,7 +268,7 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req,
> req->request.length, status);
>
> spin_unlock(&dwc->lock);
> - req->request.complete(&dep->endpoint, &req->request);
> + usb_gadget_giveback_request(&dep->endpoint, &req->request);
> spin_lock(&dwc->lock);
> }
>
> diff --git a/drivers/usb/gadget/udc/amd5536udc.c b/drivers/usb/gadget/udc/amd5536udc.c
> index 41b062e..3b9d138 100644
> --- a/drivers/usb/gadget/udc/amd5536udc.c
> +++ b/drivers/usb/gadget/udc/amd5536udc.c
> @@ -841,7 +841,7 @@ __acquires(ep->dev->lock)
> &req->req, req->req.length, ep->ep.name, sts);
>
> spin_unlock(&dev->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dev->lock);
> ep->halted = halted;
> }
> diff --git a/drivers/usb/gadget/udc/at91_udc.c b/drivers/usb/gadget/udc/at91_udc.c
> index cfd18bc..9968f53 100644
> --- a/drivers/usb/gadget/udc/at91_udc.c
> +++ b/drivers/usb/gadget/udc/at91_udc.c
> @@ -267,7 +267,7 @@ static void done(struct at91_ep *ep, struct at91_request *req, int status)
>
> ep->stopped = 1;
> spin_unlock(&udc->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&udc->lock);
> ep->stopped = stopped;
>
> diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
> index c9fe67e..1529926 100644
> --- a/drivers/usb/gadget/udc/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
> @@ -463,7 +463,7 @@ static void receive_data(struct usba_ep *ep)
> list_del_init(&req->queue);
> usba_ep_writel(ep, CTL_DIS, USBA_RX_BK_RDY);
> spin_unlock(&udc->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&udc->lock);
> }
>
> @@ -495,7 +495,7 @@ request_complete(struct usba_ep *ep, struct usba_request *req, int status)
> ep->ep.name, req, req->req.status, req->req.actual);
>
> spin_unlock(&udc->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&udc->lock);
> }
>
> diff --git a/drivers/usb/gadget/udc/bcm63xx_udc.c b/drivers/usb/gadget/udc/bcm63xx_udc.c
> index e969eb8..2235b88 100644
> --- a/drivers/usb/gadget/udc/bcm63xx_udc.c
> +++ b/drivers/usb/gadget/udc/bcm63xx_udc.c
> @@ -1088,7 +1088,7 @@ static int bcm63xx_ep_disable(struct usb_ep *ep)
> breq->req.status = -ESHUTDOWN;
>
> spin_unlock_irqrestore(&udc->lock, flags);
> - breq->req.complete(&iudma->bep->ep, &breq->req);
> + usb_gadget_giveback_request(&iudma->bep->ep, &breq->req);
> spin_lock_irqsave(&udc->lock, flags);
> }
> }
> diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
> index 2b54955..81dc595 100644
> --- a/drivers/usb/gadget/udc/dummy_hcd.c
> +++ b/drivers/usb/gadget/udc/dummy_hcd.c
> @@ -258,7 +258,7 @@ static void nuke(struct dummy *dum, struct dummy_ep *ep)
> req->req.status = -ESHUTDOWN;
>
> spin_unlock(&dum->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dum->lock);
> }
> }
> @@ -658,7 +658,7 @@ static int dummy_queue(struct usb_ep *_ep, struct usb_request *_req,
> spin_unlock(&dum->lock);
> _req->actual = _req->length;
> _req->status = 0;
> - _req->complete(_ep, _req);
> + usb_gadget_giveback_request(_ep, _req);
> spin_lock(&dum->lock);
> } else
> list_add_tail(&req->queue, &ep->queue);
> @@ -702,7 +702,7 @@ static int dummy_dequeue(struct usb_ep *_ep, struct usb_request *_req)
> dev_dbg(udc_dev(dum),
> "dequeued req %p from %s, len %d buf %p\n",
> req, _ep->name, _req->length, _req->buf);
> - _req->complete(_ep, _req);
> + usb_gadget_giveback_request(_ep, _req);
> }
> local_irq_restore(flags);
> return retval;
> @@ -1385,7 +1385,7 @@ top:
> list_del_init(&req->queue);
>
> spin_unlock(&dum->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dum->lock);
>
> /* requests might have been unlinked... */
> @@ -1761,7 +1761,7 @@ restart:
> req);
>
> spin_unlock(&dum->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dum->lock);
> ep->already_seen = 0;
> goto restart;
> diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
> index e143d69..1d31592 100644
> --- a/drivers/usb/gadget/udc/fotg210-udc.c
> +++ b/drivers/usb/gadget/udc/fotg210-udc.c
> @@ -70,7 +70,7 @@ static void fotg210_done(struct fotg210_ep *ep, struct fotg210_request *req,
> req->req.status = status;
>
> spin_unlock(&ep->fotg210->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&ep->fotg210->lock);
>
> if (ep->epnum) {
> diff --git a/drivers/usb/gadget/udc/fsl_qe_udc.c b/drivers/usb/gadget/udc/fsl_qe_udc.c
> index 7324308..dd18ea3 100644
> --- a/drivers/usb/gadget/udc/fsl_qe_udc.c
> +++ b/drivers/usb/gadget/udc/fsl_qe_udc.c
> @@ -118,10 +118,7 @@ static void done(struct qe_ep *ep, struct qe_req *req, int status)
> ep->stopped = 1;
> spin_unlock(&udc->lock);
>
> - /* this complete() should a func implemented by gadget layer,
> - * eg fsg->bulk_in_complete() */
> - if (req->req.complete)
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
It looks like you have omitted if() statement. Are you sure that request
has set complete() callback?
Maybe it's worth to add this if inside usb_gadget_giveback_request()
function?
>
> spin_lock(&udc->lock);
>
> @@ -2728,4 +2725,3 @@ module_platform_driver(udc_driver);
> MODULE_DESCRIPTION(DRIVER_DESC);
> MODULE_AUTHOR(DRIVER_AUTHOR);
> MODULE_LICENSE("GPL");
> -
> diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c
> index 75b23ea..c362079 100644
> --- a/drivers/usb/gadget/udc/fsl_udc_core.c
> +++ b/drivers/usb/gadget/udc/fsl_udc_core.c
> @@ -197,10 +197,8 @@ __acquires(ep->udc->lock)
> ep->stopped = 1;
>
> spin_unlock(&ep->udc->lock);
> - /* complete() is from gadget layer,
> - * eg fsg->bulk_in_complete() */
> - if (req->req.complete)
> - req->req.complete(&ep->ep, &req->req);
> +
> + usb_gadget_giveback_request(&ep->ep, &req->req);
>
> spin_lock(&ep->udc->lock);
> ep->stopped = stopped;
> diff --git a/drivers/usb/gadget/udc/fusb300_udc.c b/drivers/usb/gadget/udc/fusb300_udc.c
> index 5c5d1ad..8286df7 100644
> --- a/drivers/usb/gadget/udc/fusb300_udc.c
> +++ b/drivers/usb/gadget/udc/fusb300_udc.c
> @@ -876,7 +876,7 @@ static void done(struct fusb300_ep *ep, struct fusb300_request *req,
> req->req.status = status;
>
> spin_unlock(&ep->fusb300->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&ep->fusb300->lock);
>
> if (ep->epnum) {
> diff --git a/drivers/usb/gadget/udc/goku_udc.c b/drivers/usb/gadget/udc/goku_udc.c
> index 6c85839..bf9c5ef 100644
> --- a/drivers/usb/gadget/udc/goku_udc.c
> +++ b/drivers/usb/gadget/udc/goku_udc.c
> @@ -320,7 +320,7 @@ done(struct goku_ep *ep, struct goku_request *req, int status)
> /* don't modify queue heads during completion callback */
> ep->stopped = 1;
> spin_unlock(&dev->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dev->lock);
> ep->stopped = stopped;
> }
> diff --git a/drivers/usb/gadget/udc/gr_udc.c b/drivers/usb/gadget/udc/gr_udc.c
> index 08df5c4..924533b 100644
> --- a/drivers/usb/gadget/udc/gr_udc.c
> +++ b/drivers/usb/gadget/udc/gr_udc.c
> @@ -339,7 +339,7 @@ static void gr_finish_request(struct gr_ep *ep, struct gr_request *req,
> } else if (req->req.complete) {
> spin_unlock(&dev->lock);
>
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
>
> spin_lock(&dev->lock);
> }
> diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c
> index 1629ad7..feab0ba 100644
> --- a/drivers/usb/gadget/udc/lpc32xx_udc.c
> +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c
> @@ -1479,7 +1479,7 @@ static void done(struct lpc32xx_ep *ep, struct lpc32xx_request *req, int status)
>
> ep->req_pending = 0;
> spin_unlock(&udc->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&udc->lock);
> }
>
> diff --git a/drivers/usb/gadget/udc/m66592-udc.c b/drivers/usb/gadget/udc/m66592-udc.c
> index de88d33..8985656 100644
> --- a/drivers/usb/gadget/udc/m66592-udc.c
> +++ b/drivers/usb/gadget/udc/m66592-udc.c
> @@ -729,7 +729,7 @@ __acquires(m66592->lock)
> restart = 1;
>
> spin_unlock(&ep->m66592->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&ep->m66592->lock);
>
> if (restart) {
> diff --git a/drivers/usb/gadget/udc/mv_u3d_core.c b/drivers/usb/gadget/udc/mv_u3d_core.c
> index 1624871..046a1f8 100644
> --- a/drivers/usb/gadget/udc/mv_u3d_core.c
> +++ b/drivers/usb/gadget/udc/mv_u3d_core.c
> @@ -222,12 +222,8 @@ void mv_u3d_done(struct mv_u3d_ep *ep, struct mv_u3d_req *req, int status)
> }
>
> spin_unlock(&ep->u3d->lock);
> - /*
> - * complete() is from gadget layer,
> - * eg fsg->bulk_in_complete()
> - */
> - if (req->req.complete)
> - req->req.complete(&ep->ep, &req->req);
> +
> + usb_gadget_giveback_request(&ep->ep, &req->req);
>
> spin_lock(&ep->u3d->lock);
> }
> diff --git a/drivers/usb/gadget/udc/mv_udc_core.c b/drivers/usb/gadget/udc/mv_udc_core.c
> index 040fb16..3c5db80 100644
> --- a/drivers/usb/gadget/udc/mv_udc_core.c
> +++ b/drivers/usb/gadget/udc/mv_udc_core.c
> @@ -248,12 +248,8 @@ static void done(struct mv_ep *ep, struct mv_req *req, int status)
> ep->stopped = 1;
>
> spin_unlock(&ep->udc->lock);
> - /*
> - * complete() is from gadget layer,
> - * eg fsg->bulk_in_complete()
> - */
> - if (req->req.complete)
> - req->req.complete(&ep->ep, &req->req);
> +
> + usb_gadget_giveback_request(&ep->ep, &req->req);
>
> spin_lock(&ep->udc->lock);
> ep->stopped = stopped;
> diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c
> index 059cfe5..84d7162 100644
> --- a/drivers/usb/gadget/udc/net2272.c
> +++ b/drivers/usb/gadget/udc/net2272.c
> @@ -394,7 +394,7 @@ net2272_done(struct net2272_ep *ep, struct net2272_request *req, int status)
> /* don't modify queue heads during completion callback */
> ep->stopped = 1;
> spin_unlock(&dev->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dev->lock);
> ep->stopped = stopped;
> }
> diff --git a/drivers/usb/gadget/udc/net2280.c b/drivers/usb/gadget/udc/net2280.c
> index 2e95715..8d13337 100644
> --- a/drivers/usb/gadget/udc/net2280.c
> +++ b/drivers/usb/gadget/udc/net2280.c
> @@ -928,7 +928,7 @@ done(struct net2280_ep *ep, struct net2280_request *req, int status)
> /* don't modify queue heads during completion callback */
> ep->stopped = 1;
> spin_unlock(&dev->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dev->lock);
> ep->stopped = stopped;
> }
> diff --git a/drivers/usb/gadget/udc/omap_udc.c b/drivers/usb/gadget/udc/omap_udc.c
> index e731373..dcdfea4 100644
> --- a/drivers/usb/gadget/udc/omap_udc.c
> +++ b/drivers/usb/gadget/udc/omap_udc.c
> @@ -315,7 +315,7 @@ done(struct omap_ep *ep, struct omap_req *req, int status)
> /* don't modify queue heads during completion callback */
> ep->stopped = 1;
> spin_unlock(&ep->udc->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&ep->udc->lock);
> ep->stopped = stopped;
> }
> diff --git a/drivers/usb/gadget/udc/pch_udc.c b/drivers/usb/gadget/udc/pch_udc.c
> index 460d953..ccbe3d4 100644
> --- a/drivers/usb/gadget/udc/pch_udc.c
> +++ b/drivers/usb/gadget/udc/pch_udc.c
> @@ -1490,7 +1490,7 @@ static void complete_req(struct pch_udc_ep *ep, struct pch_udc_request *req,
> spin_unlock(&dev->lock);
> if (!ep->in)
> pch_udc_ep_clear_rrdy(ep);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&dev->lock);
> ep->halted = halted;
> }
> diff --git a/drivers/usb/gadget/udc/pxa25x_udc.c b/drivers/usb/gadget/udc/pxa25x_udc.c
> index 251e4d5..42f7eeb 100644
> --- a/drivers/usb/gadget/udc/pxa25x_udc.c
> +++ b/drivers/usb/gadget/udc/pxa25x_udc.c
> @@ -347,7 +347,7 @@ static void done(struct pxa25x_ep *ep, struct pxa25x_request *req, int status)
>
> /* don't modify queue heads during completion callback */
> ep->stopped = 1;
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> ep->stopped = stopped;
> }
>
> diff --git a/drivers/usb/gadget/udc/pxa27x_udc.c b/drivers/usb/gadget/udc/pxa27x_udc.c
> index 597d39f..4868369 100644
> --- a/drivers/usb/gadget/udc/pxa27x_udc.c
> +++ b/drivers/usb/gadget/udc/pxa27x_udc.c
> @@ -758,7 +758,7 @@ static void req_done(struct pxa_ep *ep, struct pxa27x_request *req, int status,
> if (pflags)
> spin_unlock_irqrestore(&ep->lock, *pflags);
> local_irq_save(flags);
> - req->req.complete(&req->udc_usb_ep->usb_ep, &req->req);
> + usb_gadget_giveback_request(&req->udc_usb_ep->usb_ep, &req->req);
> local_irq_restore(flags);
> if (pflags)
> spin_lock_irqsave(&ep->lock, *pflags);
> diff --git a/drivers/usb/gadget/udc/r8a66597-udc.c b/drivers/usb/gadget/udc/r8a66597-udc.c
> index de2a871..ad7f71e 100644
> --- a/drivers/usb/gadget/udc/r8a66597-udc.c
> +++ b/drivers/usb/gadget/udc/r8a66597-udc.c
> @@ -925,7 +925,7 @@ __acquires(r8a66597->lock)
> sudmac_free_channel(ep->r8a66597, ep, req);
>
> spin_unlock(&ep->r8a66597->lock);
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> spin_lock(&ep->r8a66597->lock);
>
> if (restart) {
> diff --git a/drivers/usb/gadget/udc/s3c-hsudc.c b/drivers/usb/gadget/udc/s3c-hsudc.c
> index 10c6a12..dfbf557 100644
> --- a/drivers/usb/gadget/udc/s3c-hsudc.c
> +++ b/drivers/usb/gadget/udc/s3c-hsudc.c
> @@ -258,8 +258,7 @@ static void s3c_hsudc_complete_request(struct s3c_hsudc_ep *hsep,
>
> hsep->stopped = 1;
> spin_unlock(&hsudc->lock);
> - if (hsreq->req.complete != NULL)
> - hsreq->req.complete(&hsep->ep, &hsreq->req);
> + usb_gadget_giveback_request(&hsep->ep, &hsreq->req);
> spin_lock(&hsudc->lock);
> hsep->stopped = stopped;
> }
> diff --git a/drivers/usb/gadget/udc/s3c2410_udc.c b/drivers/usb/gadget/udc/s3c2410_udc.c
> index 357b58e..ff423d1 100644
> --- a/drivers/usb/gadget/udc/s3c2410_udc.c
> +++ b/drivers/usb/gadget/udc/s3c2410_udc.c
> @@ -272,7 +272,7 @@ static void s3c2410_udc_done(struct s3c2410_ep *ep,
> status = req->req.status;
>
> ep->halted = 1;
> - req->req.complete(&ep->ep, &req->req);
> + usb_gadget_giveback_request(&ep->ep, &req->req);
> ep->halted = halted;
> }
>
> diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
> index d4aa779..24c8c02 100644
> --- a/drivers/usb/musb/musb_gadget.c
> +++ b/drivers/usb/musb/musb_gadget.c
> @@ -176,7 +176,7 @@ __acquires(ep->musb->lock)
> ep->end_point.name, request,
> req->request.actual, req->request.length,
> request->status);
> - req->request.complete(&req->ep->end_point, &req->request);
> + usb_gadget_giveback_request(&req->ep->end_point, &req->request);
> spin_lock(&musb->lock);
> ep->busy = busy;
> }
> diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
> index 04e6505..2d17c10 100644
> --- a/drivers/usb/renesas_usbhs/mod_gadget.c
> +++ b/drivers/usb/renesas_usbhs/mod_gadget.c
> @@ -129,7 +129,7 @@ static void usbhsg_queue_pop(struct usbhsg_uep *uep,
> dev_dbg(dev, "pipe %d : queue pop\n", usbhs_pipe_number(pipe));
>
> ureq->req.status = status;
> - ureq->req.complete(&uep->ep, &ureq->req);
> + usb_gadget_giveback_request(&uep->ep, &ureq->req);
> }
>
> static void usbhsg_queue_done(struct usbhs_priv *priv, struct usbhs_pkt *pkt)
>
Best regards,
Robert Baldyga
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