linux-kernel - Re: [PATCH V5] PCI: loongson: Skip scanning unavailable child devices

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Date:   Mon, 14 Nov 2022 16:35:00 +0800
From:   Liu Peibao <liupeibao@...ngson.cn>
To:     陈华才 <chenhuacai@...ngson.cn>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>,
        Jianmin Lv <lvjianmin@...ngson.cn>,
        Yinbo Zhu <zhuyinbo@...ngson.cn>,
        wanghongliang <wanghongliang@...ngson.cn>,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V5] PCI: loongson: Skip scanning unavailable child devices

On 11/14/22 4:14 PM, 陈华才 wrote:
> Hi, Peibao,
> 
> 
>> -----原始邮件-----
>> 发件人: "Liu Peibao" <liupeibao@...ngson.cn>
>> 发送时间:2022-11-14 15:43:46 (星期一)
>> 收件人: "Bjorn Helgaas" <bhelgaas@...gle.com>, "Rob Herring" <robh+dt@...nel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>, "Lorenzo Pieralisi" <lpieralisi@...nel.org>, "Krzysztof Wilczyński" <kw@...ux.com>, "Jiaxun Yang" <jiaxun.yang@...goat.com>, "Christophe JAILLET" <christophe.jaillet@...adoo.fr>
>> 抄送: "Huacai Chen" <chenhuacai@...ngson.cn>, "Jianmin Lv" <lvjianmin@...ngson.cn>, "Yinbo Zhu" <zhuyinbo@...ngson.cn>, wanghongliang <wanghongliang@...ngson.cn>, "Liu Peibao" <liupeibao@...ngson.cn>, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
>> 主题: [PATCH V5] PCI: loongson: Skip scanning unavailable child devices
>>
>> The PCI Controller of 2K1000 could not mask devices by setting vender ID or
> I think this patch is needed by both LS2K500 and LS2K1000, so replace 2K1000 with "LS2K" or "Loongson-2K" or "LS2K500/LS2K1000" maybe better. If new version is needed, please change this, thanks.
> 

LS2K500 does not need this as there are no on chip PCI devices.

BR,
Peibao