linux-kernel - Re: [PATCH v1 2/2] PCI: dwc: add support for 64-bit MSI target address

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Message-ID: <YvUv9Pt5PiLPAuTu@google.com>
Date:   Thu, 11 Aug 2022 16:36:04 +0000
From:   William McVicker <willmcvicker@...gle.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>, kernel-team@...roid.com,
        Vidya Sagar <vidyas@...dia.com>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 2/2] PCI: dwc: add support for 64-bit MSI target
 address

On 08/11/2022, Christoph Hellwig wrote:
> On Tue, Aug 09, 2022 at 06:00:50PM +0000, Will McVicker wrote:
> > +	bool msi_64b = false;
> 
> Spellt out bit here?
> 
> > +	msi_capabilities = dw_pcie_msi_capabilities(pci);
> > +	if (msi_capabilities & PCI_MSI_FLAGS_ENABLE)
> > +		msi_64b = msi_capabilities & PCI_MSI_FLAGS_64BIT ? true : false;
> 
> No need for the tenary operator here:
> 
> 		msi_64bit = msi_capabilities & PCI_MSI_FLAGS_64BIT;

Thanks for the suggestions. I'll update in the next patchset.