From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64313C282E9 for ; Mon, 21 Jan 2019 08:17:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2F0DB20855 for ; Mon, 21 Jan 2019 08:17:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728756AbfAUIRC (ORCPT ); Mon, 21 Jan 2019 03:17:02 -0500 Received: from mga07.intel.com ([134.134.136.100]:50046 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728554AbfAUIRC (ORCPT ); Mon, 21 Jan 2019 03:17:02 -0500 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Jan 2019 00:17:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,502,1539673200"; d="asc'?scan'208";a="136381071" Received: from pipin.fi.intel.com (HELO localhost) ([10.237.72.175]) by fmsmga002.fm.intel.com with ESMTP; 21 Jan 2019 00:16:59 -0800 From: Felipe Balbi To: Zeng Tao Cc: Zeng Tao , Greg Kroah-Hartman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] usb: dwc3: gadget: issue a stop command for ISOC endpoint In-Reply-To: <1548064976-30196-1-git-send-email-prime.zeng@hisilicon.com> References: <1548064976-30196-1-git-send-email-prime.zeng@hisilicon.com> Date: Mon, 21 Jan 2019 10:16:55 +0200 Message-ID: <87tvi2juh4.fsf@linux.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, Zeng Tao writes: > For ISOC transfers, if there is no available data for a period, we need > to stop the transfer by issue a stop command, otherwise, all the > upcoming transfers will started by update transfer command, and will be > dropped with MISS ISOC errors. We, actually, have code to handle missed isoc errors now. Have you tested with that applied? Which kernel are you using? Can you share tracepoints captured with v5.0-rc3? =2D-=20 balbi --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEElLzh7wn96CXwjh2IzL64meEamQYFAlxFf/cACgkQzL64meEa mQa2hBAAphFywsJGnebWmq1XqIKz8Cmbxk9lnquQ/uBzmwVXq/HbbTNoJiXiyrBr GW3LANr977pxHNumdT6dGdeUIbsCEIVx6BnfuhDcUUtJZdTB9kSLReKzisPIQnLR 3BfeI52zw9cK3rhD7cSTCejWHsfCoUbjBw1YW6zFulJqu+kSfAomFS6aTpzfrzrS Fms0xBiwpdAyNkflVPr6gJnnkS2eFoDxoM0vG9zDD6rM1q7gyFkYEuNOTy7ibK9l R+L38ckvdUm+yltzVHGVPlD/kB14JLauIt3YICWQTJhPLarMocDY7QX7oeQmcA1v jSmNAIFwMRP4LCfoUR+bHZCTBIB1SCj7yc4HfzvbE8G2E1aRgrEaAJ7VfhMP677b NJtNYPuwB7WG+JXsf2+BN8jc9Rxn2nQ0KC9ayfAnDRfjv+IcZlLZ6E5FHpC6z3Tk s21ieSzV+GzizMlMwuBBkY1yshjIlEl9MAgpI+a6vLG/qRrfQqhb2DzyFBBGlA4s ritwoIBoh1z142mv9Xdd/lySHaxeouys8PbYr5pDwvDkqSL5n9lFRgNbV6XyF/fp Ew4LSejy/tjA9Je0nuPPgtEOIFJ2TbAct77/Z67zv0a7Q1CTFrhzU5lC6ACB9J7M A87uJmszm2uJfodfGwpnMoynrAI8SGWRmGMArsyxPH/UPaQ0x3g= =PCA5 -----END PGP SIGNATURE----- --=-=-=--