linux-kernel - RE: [PATCH 1/4 RESEND] ACPI: scan: Export acpi_get_dma

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Message-ID: <PH0PR21MB3025F5D00F7261283396FEDDD7129@PH0PR21MB3025.namprd21.prod.outlook.com>
Date:   Thu, 17 Mar 2022 18:56:46 +0000
From:   "Michael Kelley (LINUX)" <mikelley@...rosoft.com>
To:     Robin Murphy <robin.murphy@....com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        KY Srinivasan <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        "wei.liu@...nel.org" <wei.liu@...nel.org>,
        Dexuan Cui <decui@...rosoft.com>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "lorenzo.pieralisi@....com" <lorenzo.pieralisi@....com>,
        "robh@...nel.org" <robh@...nel.org>, "kw@...ux.com" <kw@...ux.com>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "hch@....de" <hch@....de>,
        "m.szyprowski@...sung.com" <m.szyprowski@...sung.com>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "iommu@...ts.linux-foundation.org" <iommu@...ts.linux-foundation.org>
Subject: RE: [PATCH 1/4 RESEND] ACPI: scan: Export acpi_get_dma_attr()

From: Robin Murphy <robin.murphy@....com> Sent: Thursday, March 17, 2022 9:31 AM
> 
> On 2022-03-17 16:25, Michael Kelley wrote:
> > Export acpi_get_dma_attr() so that it can be used by the Hyper-V
> > VMbus driver, which may be built as a module. The related function
> > acpi_dma_configure_id() is already exported.
> 
> No. Use device_get_dma_attr() like everyone else, please.
>

Got it.  That works.

Michael