[ Upstream commit e1ee843488d58099a89979627ef85d5bd6c5cacd ] If any function drivers request for a delayed status phase, this leads to a SETUP transfer timeout error, since the function may take longer to process the DATA stage. This eventually results in end transfer timeouts, as there is a pending SETUP transaction. In addition, allow the DWC3_EP_DELAY_STOP to be set for if there is a delayed status requested. Ocasionally, a host may abort the current SETUP transaction, by issuing a subsequent SETUP token. In those situations, it would result in an endxfer timeout as well. Reviewed-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com> Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com> Link: https://lore.kernel.org/r/20220817182359.13550-3-quic_wcheng@quicinc.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Stable-dep-of: 730e12fbec53 ("usb: dwc3: gadget: Handle EP0 request dequeuing properly") Signed-off-by: Sasha Levin <sashal@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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