linux-kernel - Re: [PATCH] [RESEND] drm: fb_helper: fix CONFIG

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Message-ID: <ca11cd15-3877-468b-c6b7-9022b6b11824@redhat.com>
Date:   Wed, 27 Oct 2021 15:19:34 +0200
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     Arnd Bergmann <arnd@...nel.org>,
        Jani Nikula <jani.nikula@...ux.intel.com>
Cc:     Daniel Vetter <daniel@...ll.ch>, Kees Cook <keescook@...omium.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...ux.ie>, Arnd Bergmann <arnd@...db.de>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] [RESEND] drm: fb_helper: fix CONFIG_FB dependency

On 10/27/21 14:18, Arnd Bergmann wrote:

[snip]

> Right, how about this change on top?
> 
> --- a/drivers/gpu/drm/Kconfig
> +++ b/drivers/gpu/drm/Kconfig
> @@ -117,9 +117,8 @@ config DRM_DEBUG_MODESET_LOCK
> 
>  config DRM_FBDEV_EMULATION
>         bool "Enable legacy fbdev support for your modesetting driver"
> -       depends on DRM
> -       depends on FB=y || FB=DRM
> -       select DRM_KMS_HELPER
> +       depends on DRM_KMS_HELPER
> +       depends on FB=y || FB=DRM_KMS_HELPER
>         select FB_CFB_FILLRECT
>         select FB_CFB_COPYAREA
>         select FB_CFB_IMAGEBLIT
> 
> That would probably make it work for DRM=y, FB=m, DRM_KMS_HELPER=m,
> but it needs more randconfig testing, which I can help with.

Looks good to me as well.

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

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