Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors?

From	John Stultz <john.stultz@linaro.org>
Newsgroups	linux.kernel
Subject	Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors?
Date	2017-04-01 01:10 +0200
Message-ID	<trdQ5-2Ec-3@gated-at.bofh.it> (permalink)
References	<tgGiK-80q-17@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Mar 2, 2017 at 12:00 PM, John Stultz <john.stultz@linaro.org> 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.

thanks
-john

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Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? John Stultz <john.stultz@linaro.org> - 2017-04-01 01:10 +0200
  Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? John Youn <John.Youn@synopsys.com> - 2017-04-03 07:30 +0200
    Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> - 2017-04-03 15:00 +0200
      Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? John Stultz <john.stultz@linaro.org> - 2017-04-04 05:10 +0200
        Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> - 2017-04-04 09:20 +0200
          Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Felipe Balbi <felipe.balbi@linux.intel.com> - 2017-04-04 09:40 +0200
            Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> - 2017-04-05 15:20 +0200
              Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> - 2017-04-06 09:50 +0200
                Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Felipe Balbi <felipe.balbi@linux.intel.com> - 2017-04-07 10:20 +0200
                Re: dwc2_hc_chhltd_intr_dma - ChHltd set errors? Minas Harutyunyan <Minas.Harutyunyan@synopsys.com> - 2017-04-07 15:00 +0200

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