linux-kernel - Re: [PATCH] PCI: Check for PCIe downtraining conditions

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Message-ID: <35563ce3-e235-096c-4b9b-5f3664d67d0f@codeaurora.org>
Date:   Thu, 31 May 2018 11:54:18 -0400
From:   Sinan Kaya <okaya@...eaurora.org>
To:     "Alex G." <mr.nuke.me@...il.com>, Alex_Gagniuc@...lteam.com,
        bhelgaas@...gle.com
Cc:     Austin.Bolen@...l.com, Shyam.Iyer@...l.com, keith.busch@...el.com,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PCI: Check for PCIe downtraining conditions

On 5/31/2018 11:46 AM, Alex G. wrote:
>> https://lkml.org/lkml/2018/3/30/553
> Oh, pcie_get_speed_cap()/pcie_get_width_cap() seems to handle the
> capability. Not seeing one for status and speed name.
> 
>> are you working on linux-next?
> v4.17-rc7
> 

I think everything you need is in the series. I don't know which linux
tree this landed or if it landed. Probably, it is shipping for 4.18. 
Need some help from Bjorn where to locate these.

Fri, 30 Mar 2018 16:04:40 -0500

Bjorn Helgaas (6):
      bnx2x: Report PCIe link properties with pcie_print_link_status()
      bnxt_en: Report PCIe link properties with pcie_print_link_status()
      cxgb4: Report PCIe link properties with pcie_print_link_status()
      fm10k: Report PCIe link properties with pcie_print_link_status()
      ixgbe: Report PCIe link properties with pcie_print_link_status()
      PCI: Remove unused pcie_get_minimum_link()

Tal Gilboa (8):
      PCI: Add pcie_get_speed_cap() to find max supported link speed
      PCI: Add pcie_get_width_cap() to find max supported link width
      PCI: Add pcie_bandwidth_capable() to compute max supported link bandwidth
      PCI: Add pcie_bandwidth_available() to compute bandwidth available to device
      PCI: Add pcie_print_link_status() to log link speed and whether it's limited


-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.