From patchwork Wed Jan 29 15:23:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 240460 List-Id: U-Boot discussion From: andriy.shevchenko at linux.intel.com (Andy Shevchenko) Date: Wed, 29 Jan 2020 17:23:14 +0200 Subject: [PATCH v1] dfu: Reset timeout in case of DFU request Message-ID: <20200129152314.86550-1-andriy.shevchenko@linux.intel.com> In case dfu command is being executed with timeout option, the timer may expire in the middle of DFU operation. If there is DFU request coming, we may simple reset timeout value to prevent aborting of ongoing DFU operation. Signed-off-by: Andy Shevchenko Tested-by: Ferry Toth --- drivers/usb/gadget/f_dfu.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/usb/gadget/f_dfu.c b/drivers/usb/gadget/f_dfu.c index 6756155133..a4a57ba5f5 100644 --- a/drivers/usb/gadget/f_dfu.c +++ b/drivers/usb/gadget/f_dfu.c @@ -596,6 +596,11 @@ dfu_handle(struct usb_function *f, const struct usb_ctrlrequest *ctrl) debug("req_type: 0x%x ctrl->bRequest: 0x%x f_dfu->dfu_state: 0x%x\n", req_type, ctrl->bRequest, f_dfu->dfu_state); +#ifdef CONFIG_DFU_TIMEOUT + /* Forbid aborting by timeout. Next dfu command may update this */ + dfu_set_timeout(0); +#endif + if (req_type == USB_TYPE_STANDARD) { if (ctrl->bRequest == USB_REQ_GET_DESCRIPTOR && (w_value >> 8) == DFU_DT_FUNC) {