linux-kernel - Re: [PATCH] PCI: dwc: Move forward the iATU detection process

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Message-ID: <20210322180917.GA15539@e121166-lin.cambridge.arm.com>
Date:   Mon, 22 Mar 2021 18:09:17 +0000
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     Zhiqiang Hou <Zhiqiang.Hou@....com>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     gustavo.pimentel@...opsys.com, robh@...nel.org,
        bhelgaas@...gle.com, jingoohan1@...il.com
Subject: Re: [PATCH] PCI: dwc: Move forward the iATU detection process

On Mon, Mar 22, 2021 at 06:03:57PM +0000, Lorenzo Pieralisi wrote:
> On Mon, 25 Jan 2021 12:48:03 +0800, Zhiqiang Hou wrote:
> > In the dw_pcie_ep_init(), it depends on the detected iATU region
> > numbers to allocate the in/outbound window management bit map.
> > It fails after the commit 281f1f99cf3a ("PCI: dwc: Detect number
> > of iATU windows").
> > 
> > So this patch move the iATU region detection into a new function,
> > move forward the detection to the very beginning of functions
> > dw_pcie_host_init() and dw_pcie_ep_init(). And also remove it
> > from the dw_pcie_setup(), since it's more like a software
> > perspective initialization step than hardware setup.
> 
> Applied to pci/dwc, thanks!
> 
> [1/1] PCI: dwc: Move forward the iATU detection process
>       https://git.kernel.org/lpieralisi/pci/c/5ff8ca16f8

Bjorn will queue it for v5.12, so I have dropped it, ignore
this notification.

Thanks,
Lorenzo