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Message-ID: <44408f8f-20ac-a558-ece9-d14c7b99ca50@flygoat.com>
Date:   Mon, 28 Mar 2022 11:01:36 +0100
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Subject: Re: [PATCH v13 5/6] drm/loongson: add drm driver for loongson display
 controller
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To:     Sui Jingfeng <15330273260@189.cn>,
        kernel test robot <lkp@intel.com>,
        Maxime Ripard <mripard@kernel.org>,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Roland Scheidegger <sroland@vmware.com>,
        Zack Rusin <zackr@vmware.com>,
        Christian Gmeiner <christian.gmeiner@gmail.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Rob Herring <robh+dt@kernel.org>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        Dan Carpenter <error27@gmail.com>,
        Krzysztof Kozlowski <krzk@kernel.org>,
        Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        "David S . Miller" <davem@davemloft.net>,
        Lucas Stach <l.stach@pengutronix.de>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Ilia Mirkin <imirkin@alum.mit.edu>,
        Qing Zhang <zhangqing@loongson.cn>,
        suijingfeng <suijingfeng@loongson.cn>
Cc:     kbuild-all@lists.01.org, devicetree@vger.kernel.org,
        linux-mips@vger.kernel.org, dri-devel@lists.freedesktop.org,
        linux-kernel@vger.kernel.org
References: <20220328022835.2508587-5-15330273260@189.cn>
 <202203281653.wiRaycuD-lkp@intel.com>
 <efc756c5-9ea3-66df-4885-82f57ff31b1f@189.cn>
From:   Jiaxun Yang <jiaxun.yang@flygoat.com>
In-Reply-To: <efc756c5-9ea3-66df-4885-82f57ff31b1f@189.cn>
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在 2022/3/28 10:01, Sui Jingfeng 写道:
>
> On 2022/3/28 16:51, kernel test robot wrote:
>> Hi Sui,
[...]
>>
>
> Hi,  my driver will not used on microblaze arch,
>
> what does this warnings means, do i need to fix this?

Hi Jingfeng,

The problem it discovered is general for all archs.

Type of reg_base (MMIO pointer) should be "void __iomem *" instead of 
"void *"
everywhere, including parameter list.

__iomem is the attribute for MMIO.

Thanks.
- Jiaxun