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SubjectRe: [PATCH v3 06/12] usb: dwc3: Increase timeout for CmdAct cleared by device controller
On Sat, Mar 2, 2019 at 11:06 AM Yu Chen <chenyu56@huawei.com> wrote:
>
> It needs more time for the device controller to clear the CmdAct of
> DEPCMD on Hisilicon Kirin Soc.
>

5x times more? Can you provide more specific details on that?

> Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
> Cc: Felipe Balbi <balbi@kernel.org>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: John Stultz <john.stultz@linaro.org>
> Cc: Binghui Wang <wangbinghui@hisilicon.com>
> Signed-off-by: Yu Chen <chenyu56@huawei.com>
> ---
> drivers/usb/dwc3/gadget.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
> index 6c9b76bcc2e1..84d701b37171 100644
> --- a/drivers/usb/dwc3/gadget.c
> +++ b/drivers/usb/dwc3/gadget.c
> @@ -270,7 +270,7 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd,
> {
> const struct usb_endpoint_descriptor *desc = dep->endpoint.desc;
> struct dwc3 *dwc = dep->dwc;
> - u32 timeout = 1000;
> + u32 timeout = 5000;
> u32 saved_config = 0;
> u32 reg;
>
> --
> 2.15.0-rc2
>


--
With Best Regards,
Andy Shevchenko

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