linux-kernel - Re: [PATCH] fbdev/wm8505fb: select CONFIG_FB_IOMEM

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Message-ID: <42e4e6b4-05c1-4e12-b6d6-d07b7d44c592@gmx.de>
Date: Fri, 18 Oct 2024 17:21:51 +0200
From: Helge Deller <deller@....de>
To: Arnd Bergmann <arnd@...nel.org>,
 Javier Martinez Canillas <javierm@...hat.com>,
 Thomas Zimmermann <tzimmermann@...e.de>
Cc: Arnd Bergmann <arnd@...db.de>, linux-fbdev@...r.kernel.org,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fbdev/wm8505fb: select CONFIG_FB_IOMEM_FOPS

On 10/18/24 17:12, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
>
> The fb_io_mmap() function is used in the file operations but
> not enabled in all configurations unless FB_IOMEM_FOPS gets
> selected:
>
> ld.lld-20: error: undefined symbol: fb_io_mmap
>>>> referenced by wm8505fb.c
>>>>                drivers/video/fbdev/wm8505fb.o:(wm8505fb_ops) in archive vmlinux.a
>
> Fixes: 11754a504608 ("fbdev/wm8505fb: Initialize fb_ops to fbdev I/O-memory helpers")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

applied.
Thanks!
Helge