linux-kernel - Re: [PATCH v1 1/2] drm/sprd: remove the selected DRM_KMS_CMA

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Date:   Tue, 11 Jan 2022 10:11:11 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     Kevin Tang <kevin3.tang@...il.com>,
        maarten.lankhorst@...ux.intel.com, mripard@...nel.org,
        sean@...rly.run, airlied@...ux.ie, daniel@...ll.ch,
        robh+dt@...nel.org, mark.rutland@....com
Cc:     devicetree@...r.kernel.org, zhang.lyra@...il.com,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        lukas.bulwahn@...il.com, orsonzhai@...il.com, zou_wei@...wei.com,
        pony1.wu@...il.com, dan.carpenter@...cle.com
Subject: Re: [PATCH v1 1/2] drm/sprd: remove the selected DRM_KMS_CMA_HELPER
 in kconfig

Hello Kevin,

On 12/24/21 15:12, Kevin Tang wrote:
> On linux-next, commit 43531edd53f0 ("drm/sprd: add Unisoc's drm kms master") adds the config DRM_SPRD,
> which selects DRM_KMS_CMA_HELPER.
> 

According to "The canonical patch format" section in [0], the body of the
explanation has to be line wrapped at 75 columns. But your sentences are
much longer than that.

[0]: https://www.kernel.org/doc/html/latest/process/submitting-patches.html#the-canonical-patch-format

> However, commit 09717af7d13d ("drm: Remove CONFIG_DRM_KMS_CMA_HELPER option") just removed the
> DRM_KMS_CMA_HELPER. So, the select DRM_KMS_CMA_HELPER refers to a non-existing kconfig symbol.
> 
> Cc: Orson Zhai <orsonzhai@...il.com>
> Cc: Chunyan Zhang <zhang.lyra@...il.com>
> Signed-off-by: Kevin Tang <kevin.tang@...soc.com>
> ---

Other than that, the patch looks good to me.

Reviewed-by: Javier Martinez Canillas <javierm@...hat.com>

Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat