linux-kernel - Re: [PATCH] ACPI/IORT: Handle device properties with software node API

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Date:   Tue, 11 May 2021 15:51:55 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Hanjun Guo <guohanjun@...wei.com>,
        Sudeep Holla <sudeep.holla@....com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Joerg Roedel <jroedel@...e.de>,
        Eric Auger <eric.auger@...hat.com>,
        Will Deacon <will@...nel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ACPI/IORT: Handle device properties with software node API

On Tue, May 11, 2021 at 2:55 PM Heikki Krogerus
<heikki.krogerus@...ux.intel.com> wrote:
>
> The older device property API is going to be removed.
> Replacing the device_add_properties() call with software
> node API equivalent device_create_managed_software_node().
>
> Fixes: 434b73e61cc6 ("iommu/arm-smmu-v3: Use device properties for pasid-num-bits")
> Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> ---
>  drivers/acpi/arm64/iort.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
> index 3912a1f6058e5..e34937e11186a 100644
> --- a/drivers/acpi/arm64/iort.c
> +++ b/drivers/acpi/arm64/iort.c
> @@ -976,7 +976,7 @@ static void iort_named_component_init(struct device *dev,
>                                       FIELD_GET(ACPI_IORT_NC_PASID_BITS,
>                                                 nc->node_flags));
>
> -       if (device_add_properties(dev, props))
> +       if (device_create_managed_software_node(dev, props, NULL))
>                 dev_warn(dev, "Could not add device properties\n");
>  }
>
> --

Thanks!

I can take this through the ACPI tree if there are no objections.