linux-kernel - Re: [PATCH v6 08/19] PCI: plda: Add event interrupt codes and IRQ domain ops

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Date:   Fri, 22 Sep 2023 09:23:47 +0800
From:   Minda Chen <minda.chen@...rfivetech.com>
To:     Bjorn Helgaas <helgaas@...nel.org>, Conor Dooley <conor@...nel.org>
CC:     Daire McNamara <daire.mcnamara@...rochip.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Emil Renner Berthing <emil.renner.berthing@...onical.com>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-riscv@...ts.infradead.org>, <linux-pci@...r.kernel.org>,
        Pali Rohár <pali@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Mason Huo <mason.huo@...rfivetech.com>,
        Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
        Kevin Xie <kevin.xie@...rfivetech.com>
Subject: Re: [PATCH v6 08/19] PCI: plda: Add event interrupt codes and IRQ
 domain ops



On 2023/9/21 23:08, Bjorn Helgaas wrote:
> On Sat, Sep 16, 2023 at 01:11:29AM +0100, Conor Dooley wrote:
>> On Fri, Sep 15, 2023 at 06:22:32PM +0800, Minda Chen wrote:
>> > For PolarFire implements non-PLDA local interrupt events, most of
>> > event interrupt process codes can not be re-used. PLDA implements
>> > new codes and IRQ domain ops like PolarFire.
>> > 
>> > plda_get_events() adds a new IRQ num to event num mapping codes for
>> > PLDA local event except DMA engine interrupt events. The DMA engine
>> > interrupt events are implemented by vendors.
>> > 
>> > Signed-off-by: Minda Chen <minda.chen@...rfivetech.com>
>> 
>> Perhaps not important as they will go away in the next patch, but for
>> this patch the riscv patchwork stuff noticed:
>> drivers/pci/controller/plda/pcie-plda-host.c:114:36: warning: unused variable 'plda_evt_dom_ops' [-Wunused-const-variable]
>> drivers/pci/controller/plda/pcie-plda-host.c:118:36: warning: unused variable 'plda_event_ops' [-Wunused-const-variable]
> 
> Details like this *are* important because fixing them makes the
> individual patches more readable, thanks for noticing!
> 
> Bjorn
OK, I will solve this.