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Re: [PATCH] link up validation moved to pcie-designware

From Arnd Bergmann <arnd@arndb.de>
Newsgroups linux.kernel
Subject Re: [PATCH] link up validation moved to pcie-designware
Date 2016-02-09 16:30 +0100
Message-ID <r0ioQ-5QL-73@gated-at.bofh.it> (permalink)
References <qZTqq-5fX-5@gated-at.bofh.it> <qZXaI-7Ql-65@gated-at.bofh.it> <qZXaI-7Ql-69@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Monday 08 February 2016 16:48:07 Joao Pinto wrote:
> On 2/8/2016 4:46 PM, Arnd Bergmann wrote:
> > On Monday 08 February 2016 16:43:33 Joao Pinto wrote:
> >> Hi,
> >> Ok, so what should be the retries and waiting time in your opinion?
> >> The most typical is:
> >>
> >> retries: 10
> >> delay: 100ms (usleep_range (90000, 100000))
> >>
> >> These values should be ok?
> >>
> >> I am already testing a full pcie-designware platform driver.
> >>
> >>
> > You are the one with the datasheet, not me. 
> 
> Our reference driver follows the 10x with 100ms delay between retries, so lets
> follow that value. Agree?
> 

I wouldn't trust the reference driver too much, better follow whatever
the hardware specifications says.

	Arnd

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Thread

[PATCH] link up validation moved to pcie-designware Joao Pinto <Joao.Pinto@synopsys.com> - 2016-02-08 13:50 +0100
  RE: [PATCH] link up validation moved to pcie-designware Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2016-02-08 14:10 +0100
    Re: [PATCH] link up validation moved to pcie-designware Joao Pinto <Joao.Pinto@synopsys.com> - 2016-02-08 16:20 +0100
      RE: [PATCH] link up validation moved to pcie-designware Gabriele Paoloni <gabriele.paoloni@huawei.com> - 2016-02-08 16:30 +0100
        Re: [PATCH] link up validation moved to pcie-designware Joao Pinto <Joao.Pinto@synopsys.com> - 2016-02-08 16:40 +0100
  Re: [PATCH] link up validation moved to pcie-designware Joao Pinto <Joao.Pinto@synopsys.com> - 2016-02-08 17:50 +0100
    Re: [PATCH] link up validation moved to pcie-designware Arnd Bergmann <arnd@arndb.de> - 2016-02-08 17:50 +0100
      Re: [PATCH] link up validation moved to pcie-designware Joao Pinto <Joao.Pinto@synopsys.com> - 2016-02-08 17:50 +0100
        Re: [PATCH] link up validation moved to pcie-designware Arnd Bergmann <arnd@arndb.de> - 2016-02-09 16:30 +0100
  Re: [PATCH] link up validation moved to pcie-designware Bjorn Helgaas <helgaas@kernel.org> - 2016-02-08 17:50 +0100
  Re: [PATCH] link up validation moved to pcie-designware Arnd Bergmann <arnd@arndb.de> - 2016-02-08 17:50 +0100

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