linux-kernel - Re: [PATCH v2 1/2] PCI: dwc: Perform host

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Date:   Tue, 12 Oct 2021 13:47:22 +0100
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Stanimir Varbanov <svarbanov@...sol.com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] PCI: dwc: Perform host_init() before registering msi

On Mon, 23 Aug 2021 08:49:57 -0700, Bjorn Andersson wrote:
> On the Qualcomm sc8180x platform the bootloader does something related
> to PCI that leaves a pending "msi" interrupt, which with the current
> ordering often fires before init has a chance to enable the clocks that
> are necessary for the interrupt handler to access the hardware.
> 
> Move the host_init() call before the registration of the "msi" interrupt
> handler to ensure the host driver has a chance to enable the clocks.
> 
> [...]

Applied to pci/dwc, thanks!

[1/2] PCI: dwc: Perform host_init() before registering msi
      https://git.kernel.org/lpieralisi/pci/c/7e919677bb
[2/2] PCI: qcom: Add sc8180x compatible
      https://git.kernel.org/lpieralisi/pci/c/0e00fc858f

Thanks,
Lorenzo