linux-kernel - Re: [PATCH v3 2/2] drivers: remove force dma flag from buses

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Message-ID: <20180409202745.p6hxkyy4n7fin3bd@rob-hp-laptop>
Date:   Mon, 9 Apr 2018 15:27:45 -0500
From:   Rob Herring <robh@...nel.org>
To:     Nipun Gupta <nipun.gupta@....com>
Cc:     robin.murphy@....com, hch@....de, linux@...linux.org.uk,
        gregkh@...uxfoundation.org, m.szyprowski@...sung.com,
        bhelgaas@...gle.com, zajec5@...il.com, andy.gross@...aro.org,
        david.brown@...aro.org, dan.j.williams@...el.com,
        vinod.koul@...el.com, thierry.reding@...il.com,
        frowand.list@...il.com, jarkko.sakkinen@...ux.intel.com,
        rafael.j.wysocki@...el.com, dmitry.torokhov@...il.com,
        johan@...nel.org, msuchanek@...e.de, linux-kernel@...r.kernel.org,
        iommu@...ts.linux-foundation.org, linux-wireless@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        dmaengine@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-tegra@...r.kernel.org, devicetree@...r.kernel.org,
        linux-pci@...r.kernel.org, bharat.bhushan@....com,
        leoyang.li@....com
Subject: Re: [PATCH v3 2/2] drivers: remove force dma flag from buses

On Fri, Mar 30, 2018 at 01:24:45PM +0530, Nipun Gupta wrote:
> With each bus implementing its own DMA configuration callback,
> there is no need for bus to explicitly have force_dma in its
> global structure. This patch modifies of_dma_configure API to
> accept an input parameter which specifies if implicit DMA
> configuration is required even when it is not described by the
> firmware.
> 
> Signed-off-by: Nipun Gupta <nipun.gupta@....com>
> ---
> Changes in v2:
>   - This is a new change suggested by Robin and Christoph
>     and is added to the series.
> 
> Changes in v3:
>   - Rebase and changes corresponding to the changes in patch 1/2
> 
>  drivers/amba/bus.c            | 1 -
>  drivers/base/platform.c       | 3 +--
>  drivers/bcma/main.c           | 2 +-
>  drivers/dma/qcom/hidma_mgmt.c | 2 +-
>  drivers/gpu/host1x/bus.c      | 5 ++---
>  drivers/of/device.c           | 6 ++++--
>  drivers/of/of_reserved_mem.c  | 2 +-
>  drivers/pci/pci-driver.c      | 3 +--
>  include/linux/device.h        | 4 ----
>  include/linux/of_device.h     | 8 ++++++--
>  10 files changed, 17 insertions(+), 19 deletions(-)

Reviewed-by: Rob Herring <robh@...nel.org>