linux-kernel - Re: [PATCH] dmaengine: Explicitly include correct DT includes

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Date:   Mon, 17 Jul 2023 10:02:28 -0600
From:   Rob Herring <robh@...nel.org>
To:     Hector Martin <marcan@...can.st>, Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Vinod Koul <vkoul@...nel.org>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Tudor Ambarus <tudor.ambarus@...aro.org>,
        Paul Cercueil <paul@...pouillou.net>,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>,
        Viresh Kumar <vireshk@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Li Yang <leoyang.li@....com>, Zhang Wei <zw@...kernel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Andreas Färber <afaerber@...e.de>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Sinan Kaya <okaya@...nel.org>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Orson Zhai <orsonzhai@...il.com>,
        Baolin Wang <baolin.wang@...ux.alibaba.com>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Samuel Holland <samuel@...lland.org>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Jon Hunter <jonathanh@...dia.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Peter Ujfalusi <peter.ujfalusi@...il.com>,
        Michal Simek <michal.simek@....com>
Cc:     devicetree@...r.kernel.org, asahi@...ts.linux.dev,
        linux-arm-kernel@...ts.infradead.org, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-mediatek@...ts.infradead.org,
        linux-actions@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-sunxi@...ts.linux.dev, linux-tegra@...r.kernel.org
Subject: Re: [PATCH] dmaengine: Explicitly include correct DT includes

On Fri, Jul 14, 2023 at 11:44 AM Rob Herring <robh@...nel.org> wrote:
>
> The DT of_device.h and of_platform.h date back to the separate
> of_platform_bus_type before it as merged into the regular platform bus.
> As part of that merge prepping Arm DT support 13 years ago, they
> "temporarily" include each other. They also include platform_device.h
> and of.h. As a result, there's a pretty much random mix of those include
> files used throughout the tree. In order to detangle these headers and
> replace the implicit includes with struct declarations, users need to
> explicitly include the correct includes.
>
> Signed-off-by: Rob Herring <robh@...nel.org>
> ---
>  drivers/dma/apple-admac.c                      | 3 ++-
>  drivers/dma/at_hdmac.c                         | 2 +-
>  drivers/dma/bcm-sba-raid.c                     | 4 +++-
>  drivers/dma/bestcomm/bestcomm.c                | 4 +---

v2 coming for this:

>> drivers/dma/bestcomm/bestcomm.
c:80:13: error: call to undeclared function 'irq_of_parse_and_map';
ISO C99 and later do not support implicit function declarations
[-Wimplicit-function-declaration]
      80 |         tsk->irq = irq_of_parse_and_map(bcom_eng->ofnode,
tsk->tasknum);
         |                    ^
>> drivers/dma/bestcomm/bestcomm.c:105:4: error: call to undeclared function 'irq_dispose_mapping'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     105 |                         irq_dispose_mapping(tsk->irq);
         |                         ^
   drivers/dma/bestcomm/bestcomm.c:128:2: error: call to undeclared
function 'irq_dispose_mapping'; ISO C99 and later do not support
implicit function declarations [-Wimplicit-function-declaration]
     128 |         irq_dispose_mapping(tsk->irq);
         |         ^
   3 errors generated.