Re: [PATCH 1/3] usb: dwc3: gadget: ep_queue simplify isoc start condition

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Michael Grzeschik wrote:
> To improve reading the code this patch moves the cases to start_isoc or
> return the function under one common condition check.
> 
> Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
> ---
>  drivers/usb/dwc3/gadget.c | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
> index 183b90923f51ba..0ed837323f6bd3 100644
> --- a/drivers/usb/dwc3/gadget.c
> +++ b/drivers/usb/dwc3/gadget.c
> @@ -1913,13 +1913,11 @@ 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;
>  		}
>  	}
>  

This looks much better.

Reviewed-by: Thinh Nguyen <Thinh.Nguyen@xxxxxxxxxxxx>

Thanks!
Thinh




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