linux-kernel - Re: [PATCH v6 2/3] of: factor arguments passed to of_map

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Message-ID: <CAO9ioeXLJK6fvriRA9RZs8cWcBdv4fgw8VG1_LqLDfc-5hFQZQ@mail.gmail.com>
Date: Wed, 21 Jan 2026 08:00:51 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Vijayanand Jitta <vijayanand.jitta@....qualcomm.com>
Cc: robin.murphy@....com, will@...nel.org, joro@...tes.org, robh@...nel.org,
        konrad.dybcio@....qualcomm.com, bjorn.andersson@....qualcomm.com,
        bod@...nel.org, conor+dt@...nel.org, krzk+dt@...nel.org,
        prakash.gupta@....qualcomm.com, vikash.garodia@....qualcomm.com,
        iommu@...ts.linux.dev, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Charan Teja Kalla <charan.kalla@....qualcomm.com>
Subject: Re: [PATCH v6 2/3] of: factor arguments passed to of_map_id() into a struct

On Wed, 21 Jan 2026 at 07:54, Vijayanand Jitta
<vijayanand.jitta@....qualcomm.com> wrote:
>
> From: Charan Teja Kalla <charan.kalla@....qualcomm.com>
>
> Introduce a new struct type where the optional arguments passed to
> of_map_id() are Currently embedded as of_phandle_args struct.
> Subsequent patches add additional arguments to the struct that the
> caller expects to be filled of_map_id().

Which additional arguments? I don't see anything being added in 3/3 of
this series.

Can we use of_phandle_args and switch to of_map_id_args when it's
actually required.

>
> Suggested-by: Rob Herring (Arm) <robh@...nel.org>
> Signed-off-by: Charan Teja Kalla <charan.kalla@....qualcomm.com>
> Signed-off-by: Vijayanand Jitta <vijayanand.jitta@....qualcomm.com>
> ---
>  drivers/cdx/cdx_msi.c                 |  2 +-
>  drivers/iommu/of_iommu.c              | 12 ++++++---
>  drivers/of/base.c                     | 37 +++++++++++++--------------
>  drivers/pci/controller/dwc/pci-imx6.c | 10 ++++++--
>  drivers/pci/controller/pcie-apple.c   |  4 ++-
>  drivers/xen/grant-dma-ops.c           | 20 +++++++++------
>  include/linux/of.h                    | 32 ++++++++++++++++++-----
>  7 files changed, 75 insertions(+), 42 deletions(-)
>


-- 
With best wishes
Dmitry