Re: [PATCH 1/3] PCI: designware: only register MSI controller when MSI irq line is valid

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Subject: Re: [PATCH 1/3] PCI: designware: only register MSI controller when MSI irq line is valid
From: Fabio Estevam <festevam@xxxxxxxxx>
Date: Thu, 31 Aug 2017 14:32:55 -0300
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Tim Harvey <tharvey@xxxxxxxxxxxxx>, Jingoo Han <jingoohan1@xxxxxxxxx>, Joao Pinto <Joao.Pinto@xxxxxxxxxxxx>, Shawn Guo <shawnguo@xxxxxxxxxx>, "linux-pci@xxxxxxxxxxxxxxx" <linux-pci@xxxxxxxxxxxxxxx>, "linux-arm-kernel@xxxxxxxxxxxxxxxxxxx" <linux-arm-kernel@xxxxxxxxxxxxxxxxxxx>, patchwork-lst@xxxxxxxxxxxxxx, Sascha Hauer <kernel@xxxxxxxxxxxxxx>, Kishon Vijay Abraham I <kishon@xxxxxx>, Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>, Niklas Cassel <niklas.cassel@xxxxxxxx>, Jesper Nilsson <jesper.nilsson@xxxxxxxx>, Zhou Wang <wangzhou1@xxxxxxxxxxxxx>, Gabriele Paoloni <gabriele.paoloni@xxxxxxxxxx>, Xiaowei Song <songxiaowei@xxxxxxxxxxxxx>, Binghui Wang <wangbinghui@xxxxxxxxxxxxx>, Stanimir Varbanov <svarbanov@xxxxxxxxxx>, Pratyush Anand <pratyush.anand@xxxxxxxxx>, Kukjin Kim <kgene@xxxxxxxxxx>, Krzysztof Kozlowski <krzk@xxxxxxxxxx>, Richard Zhu <hongxing.zhu@xxxxxxx>, Murali Karicheri <m-karicheri2@xxxxxx>, Minghuan Lian <minghuan.Lian@xxxxxxxxxxxxx>, Mingkai Hu <mingkai.hu@xxxxxxxxxxxxx>, Roy Zang <tie-fei.zang@xxxxxxxxxxxxx>
In-reply-to: <20170831165817.GD18250@bhelgaas-glaptop.roam.corp.google.com>

Hi Bjorn,

On Thu, Aug 31, 2017 at 1:58 PM, Bjorn Helgaas <helgaas@xxxxxxxxxx> wrote:

> Incidental observations not strictly related to this series:
>
>   - It looks like exynos_add_pcie_port() incorrectly assumes
>     platform_get_irq() returns zero on failure (twice).

I will send a series cleaning up the error handling in
platform_get_irq() for the various PCI drivers.

References:
- [PATCH 0/3] DWC host without MSI controller
  - From: Lucas Stach
- [PATCH 1/3] PCI: designware: only register MSI controller when MSI irq line is valid
  - From: Lucas Stach
- Re: [PATCH 1/3] PCI: designware: only register MSI controller when MSI irq line is valid
  - From: Bjorn Helgaas

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