From: Felipe Balbi <balbi@kernel.org>
To: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>,
gregkh@linuxfoundation.org
Cc: v.anuragkumar@gmail.com, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [v4] usb: dwc3: core: Enable AutoRetry feature in the controller
Date: Fri, 27 Jul 2018 10:48:23 +0300 [thread overview]
Message-ID: <87h8klyv94.fsf@linux.intel.com> (raw)
Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com> writes:
> By default when core sees any transaction error(CRC or overflow)
> it replies with terminating retry ACK (Retry=1 and Nump == 0).
> Enabling this Auto Retry feature in controller, on seeing any
> transaction errors makes the core to send a non-terminating ACK
> transaction packet (that is, ACK TP with Retry=1 and Nump != 0).
> Doing so will give controller a chance to recover from the error
> condition.
>
> Signed-off-by: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
now applied. I've slightly modified commit log to make it read a bit
better.
next reply other threads:[~2018-07-27 7:48 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-27 7:48 Felipe Balbi [this message]
-- strict thread matches above, loose matches on Subject: below --
2018-07-27 8:00 [v4] usb: dwc3: core: Enable AutoRetry feature in the controller Felipe Balbi
2018-07-27 7:54 Anurag Kumar Vulisha
2018-07-27 7:41 Anurag Kumar Vulisha
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