linux-kernel - Re: [PATCH] PCI: Loongson: Use DECLARE_PCI_FIXUP_EARLY for bridge_class

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Message-ID: <3027869e-ae17-5387-ce98-f89b6b1e4915@loongson.cn>
Date:   Fri, 12 Jun 2020 09:21:10 +0800
From:   Tiezhu Yang <yangtiezhu@...ngson.cn>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        Huacai Chen <chenhc@...ote.com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        linux-mips@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, Xuefeng Li <lixuefeng@...ngson.cn>
Subject: Re: [PATCH] PCI: Loongson: Use DECLARE_PCI_FIXUP_EARLY for
 bridge_class_quirk()

On 06/12/2020 04:26 AM, Bjorn Helgaas wrote:
> Subject line:
>
>    PCI: loongson: Use DECLARE_PCI_FIXUP_EARLY for bridge_class_quirk()
>
> (Driver names are conventionally lower case.)
>
> Lorenzo will probably silently fix this when applying, so this is
> mostly just a reminder in case you need to revise this or for future
> patches.
Hi Bjorn,

Thanks for your reminder, sorry for that.
I will modify it and then send v2.

>
> On Wed, Jun 10, 2020 at 10:39:50AM +0800, Tiezhu Yang wrote:
>> Use DECLARE_PCI_FIXUP_EARLY instead of DECLARE_PCI_FIXUP_HEADER
>> for bridge_class_quirk() in pci-loongson.c, otherwise the fixup
>> has no effect.
>>
>> Fixes: 1f58cca5cf2b ("PCI: Add Loongson PCI Controller support")
>> Signed-off-by: Tiezhu Yang <yangtiezhu@...ngson.cn>
>> ---
>>
>> This patch is based on mips-next tree.
>>
>>   drivers/pci/controller/pci-loongson.c | 6 +++---
>>   1 file changed, 3 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/pci/controller/pci-loongson.c b/drivers/pci/controller/pci-loongson.c
>> index 459009c..58b862a 100644
>> --- a/drivers/pci/controller/pci-loongson.c
>> +++ b/drivers/pci/controller/pci-loongson.c
>> @@ -37,11 +37,11 @@ static void bridge_class_quirk(struct pci_dev *dev)
>>   {
>>   	dev->class = PCI_CLASS_BRIDGE_PCI << 8;
>>   }
>> -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LOONGSON,
>> +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LOONGSON,
>>   			DEV_PCIE_PORT_0, bridge_class_quirk);
>> -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LOONGSON,
>> +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LOONGSON,
>>   			DEV_PCIE_PORT_1, bridge_class_quirk);
>> -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_LOONGSON,
>> +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LOONGSON,
>>   			DEV_PCIE_PORT_2, bridge_class_quirk);
>>   
>>   static void system_bus_quirk(struct pci_dev *pdev)
>> -- 
>> 2.1.0
>>