linux-kernel - Re: [PATCH v5 4/4] PCI/DPC: Enumerate the devices after DPC trigger event

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Date:   Thu, 18 Jan 2018 11:35:59 -0500
From:   Sinan Kaya <okaya@...eaurora.org>
To:     poza@...eaurora.org, Keith Busch <keith.busch@...el.com>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Kate Stewart <kstewart@...uxfoundation.org>,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        Dongdong Liu <liudongdong3@...wei.com>,
        Wei Zhang <wzhang@...com>, Timur Tabi <timur@...eaurora.org>
Subject: Re: [PATCH v5 4/4] PCI/DPC: Enumerate the devices after DPC trigger
 event

On 1/18/2018 12:32 AM, poza@...eaurora.org wrote:
> On 2018-01-18 08:26, Keith Busch wrote:
>> On Wed, Jan 17, 2018 at 08:27:39AM -0800, Sinan Kaya wrote:
>>> On 1/17/2018 5:37 AM, Oza Pawandeep wrote:
>>> > +static bool dpc_wait_link_active(struct pci_dev *pdev)
>>> > +{
>>>
>>> I think you can also make this function common instead of making another copy here.
>>> Of course, this would be another patch.
>>
>> It is actually very similar to __pcie_wait_link_active in pciehp_hpc.c,
>> so there's some opprotunity to make even more common code.
> 
> in that case there has to be a generic function in
> drives/pci.c
> 
> which addresses folowing functions from
> 
> pcie-dpc.c:
> dpc_wait_link_inactive
> dpc_wait_link_active
> 
> drivers/pci/hotplug/pciehp_hpc.c
> pcie_wait_link_active
> 
> 
> all aboe making one generic function to be moved to drives/pci.c
> 
> please let me know if this is okay.

Works for me. Keith/Bjorn?

> 
> Regards,
> Oza.
> 
> 


-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.