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UPSTREAM: usb: dwc3: gadget: ep_queue simplify isoc start condition

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To improve reading the code this patch moves the cases to start_isoc or
return the function under one common condition check.

Reviewed-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Link: https://lore.kernel.org/r/20220306211251.2281335-2-m.grzeschik@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

(cherry picked from commit 26d27a1080a7d0e8f0c1a56dc50aae336f9525d1)

Bug: 263189538
Change-Id: I60ada6edcc6f1a505f2a3d86fc4a6d8b7d22f089
Signed-off-by: Krishna Kurapati <quic_kriskura@quicinc.com>
This commit is contained in:
Michael Grzeschik
2022-03-06 22:12:50 +01:00
committed by Treehugger Robot
parent 8dd53dc29a
commit fd0d0cdd6d
1 changed files with 4 additions and 6 deletions
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10
drivers/usb/dwc3/gadget.c
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@@ -1899,13 +1899,11 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req)
* errors which will force us issue EndTransfer command.
*/
if (usb_endpoint_xfer_isoc(dep->endpoint.desc)) {
if (!(dep->flags & DWC3_EP_PENDING_REQUEST) &&
!(dep->flags & DWC3_EP_TRANSFER_STARTED))
return 0;
if ((dep->flags & DWC3_EP_PENDING_REQUEST)) {
if (!(dep->flags & DWC3_EP_TRANSFER_STARTED))
if (!(dep->flags & DWC3_EP_TRANSFER_STARTED)) {
if ((dep->flags & DWC3_EP_PENDING_REQUEST))
return __dwc3_gadget_start_isoc(dep);
return 0;
}
}