# Re: \[PATCH 13/15\] fbdev: sh-mobile-lcdcfb: Enable driver compilation with COMPILE\_TEST

- From: Tomi Valkeinen \<hidden\>
- Date: 2014-01-20 11:21:47 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2014/01/8672531
- Thread: https://ratatoskr.run/linux-arm-kernel/2013/11/8666809/t.md

```text
On 2014-01-19 23:01, Laurent Pinchart wrote:
> Hi Tomi,

> The lcdc driver can be compiled without meram support. This is handled by 
> conditional compilation in include/video/sh_mobile_meram.h that defines the 
> meram functions as stubs when meram support isn't selected.
> 
> The problem comes from the combination of FB_SH_MOBILE_MERAM=m and 
> FB_SH_MOBILE_LCDC=y. The former makes the meram function non-stubs, while the 
> later makes the LCDC driver fail to link, as meram support is then compiled as 
> a module.
> 
> How do you usually handle this ?

I guess the easiest option is to make FB_SH_MOBILE_MERAM a bool, instead
of tristate.

 Tomi


```

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