Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751507AbdDCFXM convert rfc822-to-8bit (ORCPT ); Mon, 3 Apr 2017 01:23:12 -0400 Received: from smtprelay2.synopsys.com ([198.182.60.111]:49528 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751104AbdDCFXL (ORCPT ); Mon, 3 Apr 2017 01:23:11 -0400 From: John Youn To: John Stultz , John Youn CC: lkml , YongQin Liu , "linux-usb@vger.kernel.org" , Minas Harutyunyan Subject: Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Thread-Topic: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Thread-Index: AQHSk4+c0FmhkyX5hEq/7QuV9W5RZw== Date: Mon, 3 Apr 2017 05:23:08 +0000 Message-ID: <2B3535C5ECE8B5419E3ECBE300772909021B4A47FF@US01WEMBX2.internal.synopsys.com> References: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.10.186.99] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1032 Lines: 32 On 03/31/2017 04:04 PM, John Stultz wrote: > On Thu, Mar 2, 2017 at 12:00 PM, John Stultz wrote: >> Hey John, >> We've noticed that when using usb ethernet adapters on HiKey, we >> occasionally see errors like: >> >> dwc2 f72c0000.usb: dwc2_hc_chhltd_intr_dma: Channel 0 - ChHltd set, >> but reason is unknown >> dwc2 f72c0000.usb: hcint 0x00000002, intsts 0x06200029 >> >> dwc2 f72c0000.usb: dwc2_hc_chhltd_intr_dma: Channel 11 - ChHltd set, >> but reason is unknown >> dwc2 f72c0000.usb: hcint 0x00000002, intsts 0x04200029 >> >> Sometimes followed up by a usb error in the driver, something like: >> asix 1-1.2:1.0 eth0: asix_rx_fixup() Bad Header Length 0x36000807, offset 68 >> >> Curious if you've seen any reports like this? > > Hey John, > Just wanted to check in again on this to see if you've seen anything > like it? I've not had too much time to debug it, but my attempts so > far haven't been productive. > I don't think I've seen that. We'll try to take a look this week. Thanks, John