Subject: [PATCH 13/15] fbdev: sh-mobile-lcdcfb: Enable driver compilation with COMPILE_TEST

From: [email-masked] (Laurent Pinchart)
Date: Mon, 20 Jan 2014 16:30:21 +0100

Hi Tomi,

On Monday 20 January 2014 13:21:47 Tomi Valkeinen wrote:
> 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.

That's easy, but it would prevent meram support from being compiled as a 
module when lcdc support is compiled as a module as well.

-- 
Regards,

Laurent Pinchart
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